diff options
Diffstat (limited to 'drivers')
252 files changed, 2246 insertions, 2102 deletions
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index ef3e5522e1a4..c729e6988bbb 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -486,6 +486,8 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(INTEL, 0x502b), board_ahci }, /* Tolapai */ { PCI_VDEVICE(INTEL, 0x3a05), board_ahci }, /* ICH10 */ { PCI_VDEVICE(INTEL, 0x3a25), board_ahci }, /* ICH10 */ + { PCI_VDEVICE(INTEL, 0x3b24), board_ahci }, /* PCH RAID */ + { PCI_VDEVICE(INTEL, 0x3b2b), board_ahci }, /* PCH RAID */ /* JMicron 360/1/3/5/6, match class to avoid IDE function */ { PCI_VENDOR_ID_JMICRON, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, @@ -575,9 +577,9 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(NVIDIA, 0x0bc7), board_ahci }, /* MCP7B */ /* SiS */ - { PCI_VDEVICE(SI, 0x1184), board_ahci_nopmp }, /* SiS 966 */ - { PCI_VDEVICE(SI, 0x1185), board_ahci_nopmp }, /* SiS 968 */ - { PCI_VDEVICE(SI, 0x0186), board_ahci_nopmp }, /* SiS 968 */ + { PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */ + { PCI_VDEVICE(SI, 0x1185), board_ahci }, /* SiS 968 */ + { PCI_VDEVICE(SI, 0x0186), board_ahci }, /* SiS 968 */ /* Marvell */ { PCI_VDEVICE(MARVELL, 0x6145), board_ahci_mv }, /* 6145 */ diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index c294121fd69e..b1d08a8f5003 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -275,6 +275,14 @@ static const struct pci_device_id piix_pci_tbl[] = { { 0x8086, 0x3a20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata }, /* SATA Controller IDE (ICH10) */ { 0x8086, 0x3a26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, + /* SATA Controller IDE (PCH) */ + { 0x8086, 0x3b20, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata }, + /* SATA Controller IDE (PCH) */ + { 0x8086, 0x3b26, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, + /* SATA Controller IDE (PCH) */ + { 0x8086, 0x3b2d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_2port_sata }, + /* SATA Controller IDE (PCH) */ + { 0x8086, 0x3b2e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata }, { } /* terminate list */ }; diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index 5ba96c5052c8..79e3a8e7a84a 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -104,6 +104,7 @@ struct ata_force_param { unsigned long xfer_mask; unsigned int horkage_on; unsigned int horkage_off; + unsigned int lflags; }; struct ata_force_ent { @@ -196,22 +197,23 @@ void ata_force_cbl(struct ata_port *ap) } /** - * ata_force_spd_limit - force SATA spd limit according to libata.force + * ata_force_link_limits - force link limits according to libata.force * @link: ATA link of interest * - * Force SATA spd limit according to libata.force and whine about - * it. When only the port part is specified (e.g. 1:), the limit - * applies to all links connected to both the host link and all - * fan-out ports connected via PMP. If the device part is - * specified as 0 (e.g. 1.00:), it specifies the first fan-out - * link not the host link. Device number 15 always points to the - * host link whether PMP is attached or not. + * Force link flags and SATA spd limit according to libata.force + * and whine about it. When only the port part is specified + * (e.g. 1:), the limit applies to all links connected to both + * the host link and all fan-out ports connected via PMP. If the + * device part is specified as 0 (e.g. 1.00:), it specifies the + * first fan-out link not the host link. Device number 15 always + * points to the host link whether PMP is attached or not. * * LOCKING: * EH context. */ -static void ata_force_spd_limit(struct ata_link *link) +static void ata_force_link_limits(struct ata_link *link) { + bool did_spd = false; int linkno, i; if (ata_is_host_link(link)) @@ -228,13 +230,22 @@ static void ata_force_spd_limit(struct ata_link *link) if (fe->device != -1 && fe->device != linkno) continue; - if (!fe->param.spd_limit) - continue; + /* only honor the first spd limit */ + if (!did_spd && fe->param.spd_limit) { + link->hw_sata_spd_limit = (1 << fe->param.spd_limit) - 1; + ata_link_printk(link, KERN_NOTICE, + "FORCE: PHY spd limit set to %s\n", + fe->param.name); + did_spd = true; + } - link->hw_sata_spd_limit = (1 << fe->param.spd_limit) - 1; - ata_link_printk(link, KERN_NOTICE, - "FORCE: PHY spd limit set to %s\n", fe->param.name); - return; + /* let lflags stack */ + if (fe->param.lflags) { + link->flags |= fe->param.lflags; + ata_link_printk(link, KERN_NOTICE, + "FORCE: link flag 0x%x forced -> 0x%x\n", + fe->param.lflags, link->flags); + } } } @@ -3277,7 +3288,7 @@ int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev) dev->dma_mode = ata_xfer_mask2mode(dma_mask); found = 1; - if (dev->dma_mode != 0xff) + if (ata_dma_enabled(dev)) used_dma = 1; } if (!found) @@ -3302,7 +3313,7 @@ int ata_do_set_mode(struct ata_link *link, struct ata_device **r_failed_dev) /* step 3: set host DMA timings */ ata_link_for_each_dev(dev, link) { - if (!ata_dev_enabled(dev) || dev->dma_mode == 0xff) + if (!ata_dev_enabled(dev) || !ata_dma_enabled(dev)) continue; dev->xfer_mode = dev->dma_mode; @@ -5188,19 +5199,18 @@ void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp) */ int sata_link_init_spd(struct ata_link *link) { - u32 scontrol; u8 spd; int rc; - rc = sata_scr_read(link, SCR_CONTROL, &scontrol); + rc = sata_scr_read(link, SCR_CONTROL, &link->saved_scontrol); if (rc) return rc; - spd = (scontrol >> 4) & 0xf; + spd = (link->saved_scontrol >> 4) & 0xf; if (spd) link->hw_sata_spd_limit &= (1 << spd) - 1; - ata_force_spd_limit(link); + ata_force_link_limits(link); link->sata_spd_limit = link->hw_sata_spd_limit; @@ -5783,9 +5793,10 @@ static void ata_port_detach(struct ata_port *ap) ata_port_wait_eh(ap); /* EH is now guaranteed to see UNLOADING - EH context belongs - * to us. Disable all existing devices. + * to us. Restore SControl and disable all existing devices. */ - ata_port_for_each_link(link, ap) { + __ata_port_for_each_link(link, ap) { + sata_scr_write(link, SCR_CONTROL, link->saved_scontrol); ata_link_for_each_dev(dev, link) ata_dev_disable(dev); } @@ -5991,6 +6002,9 @@ static int __init ata_parse_force_one(char **cur, { "udma133", .xfer_mask = 1 << (ATA_SHIFT_UDMA + 6) }, { "udma/133", .xfer_mask = 1 << (ATA_SHIFT_UDMA + 6) }, { "udma7", .xfer_mask = 1 << (ATA_SHIFT_UDMA + 7) }, + { "nohrst", .lflags = ATA_LFLAG_NO_HRST }, + { "nosrst", .lflags = ATA_LFLAG_NO_SRST }, + { "norst", .lflags = ATA_LFLAG_NO_HRST | ATA_LFLAG_NO_SRST }, }; char *start = *cur, *p = *cur; char *id, *val, *endp; diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 58bdc538d229..c1db2f234d2e 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2040,7 +2040,7 @@ static void ata_eh_link_report(struct ata_link *link) } if (ehc->i.serror) - ata_port_printk(ap, KERN_ERR, + ata_link_printk(link, KERN_ERR, "SError: { %s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s}\n", ehc->i.serror & SERR_DATA_RECOVERED ? "RecovData " : "", ehc->i.serror & SERR_COMM_RECOVERED ? "RecovComm " : "", @@ -2171,18 +2171,12 @@ static int ata_do_reset(struct ata_link *link, ata_reset_fn_t reset, } static int ata_eh_followup_srst_needed(struct ata_link *link, - int rc, int classify, - const unsigned int *classes) + int rc, const unsigned int *classes) { if ((link->flags & ATA_LFLAG_NO_SRST) || ata_link_offline(link)) return 0; - if (rc == -EAGAIN) { - if (classify) - return 1; - rc = 0; - } - if (rc != 0) - return 0; + if (rc == -EAGAIN) + return 1; if (sata_pmp_supported(link->ap) && ata_is_host_link(link)) return 1; return 0; @@ -2210,6 +2204,10 @@ int ata_eh_reset(struct ata_link *link, int classify, */ while (ata_eh_reset_timeouts[max_tries] != ULONG_MAX) max_tries++; + if (link->flags & ATA_LFLAG_NO_HRST) + hardreset = NULL; + if (link->flags & ATA_LFLAG_NO_SRST) + softreset = NULL; now = jiffies; deadline = ata_deadline(ehc->last_reset, ATA_EH_RESET_COOL_DOWN); @@ -2247,10 +2245,10 @@ int ata_eh_reset(struct ata_link *link, int classify, ehc->i.action &= ~ATA_EH_RESET; if (hardreset) { reset = hardreset; - ehc->i.action = ATA_EH_HARDRESET; + ehc->i.action |= ATA_EH_HARDRESET; } else if (softreset) { reset = softreset; - ehc->i.action = ATA_EH_SOFTRESET; + ehc->i.action |= ATA_EH_SOFTRESET; } if (prereset) { @@ -2305,9 +2303,11 @@ int ata_eh_reset(struct ata_link *link, int classify, ehc->i.flags |= ATA_EHI_DID_SOFTRESET; rc = ata_do_reset(link, reset, classes, deadline); + if (rc && rc != -EAGAIN) + goto fail; if (reset == hardreset && - ata_eh_followup_srst_needed(link, rc, classify, classes)) { + ata_eh_followup_srst_needed(link, rc, classes)) { /* okay, let's do follow-up softreset */ reset = softreset; @@ -2322,10 +2322,6 @@ int ata_eh_reset(struct ata_link *link, int classify, ata_eh_about_to_do(link, NULL, ATA_EH_RESET); rc = ata_do_reset(link, reset, classes, deadline); } - - /* -EAGAIN can happen if we skipped followup SRST */ - if (rc && rc != -EAGAIN) - goto fail; } else { if (verbose) ata_link_printk(link, KERN_INFO, "no reset method " diff --git a/drivers/ata/pata_acpi.c b/drivers/ata/pata_acpi.c index fbe605711554..eb919c16a03e 100644 --- a/drivers/ata/pata_acpi.c +++ b/drivers/ata/pata_acpi.c @@ -181,7 +181,7 @@ static unsigned int pacpi_qc_issue(struct ata_queued_cmd *qc) if (adev != acpi->last) { pacpi_set_piomode(ap, adev); - if (adev->dma_mode) + if (ata_dma_enabled(adev)) pacpi_set_dmamode(ap, adev); acpi->last = adev; } diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c index d7de7baf58a8..e8a0d99d7356 100644 --- a/drivers/ata/pata_atiixp.c +++ b/drivers/ata/pata_atiixp.c @@ -183,7 +183,7 @@ static void atiixp_bmdma_start(struct ata_queued_cmd *qc) u16 tmp16; pci_read_config_word(pdev, ATIIXP_IDE_UDMA_CONTROL, &tmp16); - if (adev->dma_mode >= XFER_UDMA_0) + if (ata_using_udma(adev)) tmp16 |= (1 << dn); else tmp16 &= ~(1 << dn); diff --git a/drivers/ata/pata_cs5530.c b/drivers/ata/pata_cs5530.c index 744beebaaf49..0c4b271a9d5a 100644 --- a/drivers/ata/pata_cs5530.c +++ b/drivers/ata/pata_cs5530.c @@ -149,10 +149,10 @@ static unsigned int cs5530_qc_issue(struct ata_queued_cmd *qc) struct ata_device *prev = ap->private_data; /* See if the DMA settings could be wrong */ - if (adev->dma_mode != 0 && adev != prev && prev != NULL) { + if (ata_dma_enabled(adev) && adev != prev && prev != NULL) { /* Maybe, but do the channels match MWDMA/UDMA ? */ - if ((adev->dma_mode >= XFER_UDMA_0 && prev->dma_mode < XFER_UDMA_0) || - (adev->dma_mode < XFER_UDMA_0 && prev->dma_mode >= XFER_UDMA_0)) + if ((ata_using_udma(adev) && !ata_using_udma(prev)) || + (ata_using_udma(prev) && !ata_using_udma(adev))) /* Switch the mode bits */ cs5530_set_dmamode(ap, adev); } diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c index 27843c70eb9d..0221c9a46769 100644 --- a/drivers/ata/pata_it821x.c +++ b/drivers/ata/pata_it821x.c @@ -606,7 +606,7 @@ static void it821x_display_disk(int n, u8 *buf) { unsigned char id[41]; int mode = 0; - char *mtype; + char *mtype = ""; char mbuf[8]; char *cbl = "(40 wire cable)"; diff --git a/drivers/ata/pata_oldpiix.c b/drivers/ata/pata_oldpiix.c index e678af383d13..df64f2443001 100644 --- a/drivers/ata/pata_oldpiix.c +++ b/drivers/ata/pata_oldpiix.c @@ -198,7 +198,7 @@ static unsigned int oldpiix_qc_issue(struct ata_queued_cmd *qc) if (adev != ap->private_data) { oldpiix_set_piomode(ap, adev); - if (adev->dma_mode) + if (ata_dma_enabled(adev)) oldpiix_set_dmamode(ap, adev); } return ata_sff_qc_issue(qc); diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c index cbab397e3db7..0278fd2b8fb1 100644 --- a/drivers/ata/pata_sc1200.c +++ b/drivers/ata/pata_sc1200.c @@ -167,10 +167,10 @@ static unsigned int sc1200_qc_issue(struct ata_queued_cmd *qc) struct ata_device *prev = ap->private_data; /* See if the DMA settings could be wrong */ - if (adev->dma_mode != 0 && adev != prev && prev != NULL) { + if (ata_dma_enabled(adev) && adev != prev && prev != NULL) { /* Maybe, but do the channels match MWDMA/UDMA ? */ - if ((adev->dma_mode >= XFER_UDMA_0 && prev->dma_mode < XFER_UDMA_0) || - (adev->dma_mode < XFER_UDMA_0 && prev->dma_mode >= XFER_UDMA_0)) + if ((ata_using_udma(adev) && !ata_using_udma(prev)) || + (ata_using_udma(prev) && !ata_using_udma(adev))) /* Switch the mode bits */ sc1200_set_dmamode(ap, adev); } diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 57d951b11f2d..8fdb2ce73210 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -324,62 +324,26 @@ static void via_set_dmamode(struct ata_port *ap, struct ata_device *adev) } /** - * via_ata_sff_tf_load - send taskfile registers to host controller + * via_tf_load - send taskfile registers to host controller * @ap: Port to which output is sent * @tf: ATA taskfile register set * * Outputs ATA taskfile to standard ATA host controller. * * Note: This is to fix the internal bug of via chipsets, which - * will reset the device register after changing the IEN bit on - * ctl register + * will reset the device register after changing the IEN bit on + * ctl register */ -static void via_ata_tf_load(struct ata_port *ap, const struct ata_taskfile *tf) +static void via_tf_load(struct ata_port *ap, const struct ata_taskfile *tf) { - struct ata_ioports *ioaddr = &ap->ioaddr; - unsigned int is_addr = tf->flags & ATA_TFLAG_ISADDR; - - if (tf->ctl != ap->last_ctl) { - iowrite8(tf->ctl, ioaddr->ctl_addr); - iowrite8(tf->device, ioaddr->device_addr); - ap->last_ctl = tf->ctl; - ata_wait_idle(ap); - } - - if (is_addr && (tf->flags & ATA_TFLAG_LBA48)) { - iowrite8(tf->hob_feature, ioaddr->feature_addr); - iowrite8(tf->hob_nsect, ioaddr->nsect_addr); - iowrite8(tf->hob_lbal, ioaddr->lbal_addr); - iowrite8(tf->hob_lbam, ioaddr->lbam_addr); - iowrite8(tf->hob_lbah, ioaddr->lbah_addr); - VPRINTK("hob: feat 0x%X nsect 0x%X, lba 0x%X 0x%X 0x%X\n", - tf->hob_feature, - tf->hob_nsect, - tf->hob_lbal, - tf->hob_lbam, - tf->hob_lbah); - } + struct ata_taskfile tmp_tf; - if (is_addr) { - iowrite8(tf->feature, ioaddr->feature_addr); - iowrite8(tf->nsect, ioaddr->nsect_addr); - iowrite8(tf->lbal, ioaddr->lbal_addr); - iowrite8(tf->lbam, ioaddr->lbam_addr); - iowrite8(tf->lbah, ioaddr->lbah_addr); - VPRINTK("feat 0x%X nsect 0x%X lba 0x%X 0x%X 0x%X\n", - tf->feature, - tf->nsect, - tf->lbal, - tf->lbam, - tf->lbah); + if (ap->ctl != ap->last_ctl && !(tf->flags & ATA_TFLAG_DEVICE)) { + tmp_tf = *tf; + tmp_tf.flags |= ATA_TFLAG_DEVICE; + tf = &tmp_tf; } - - if (tf->flags & ATA_TFLAG_DEVICE) { - iowrite8(tf->device, ioaddr->device_addr); - VPRINTK("device 0x%X\n", tf->device); - } - - ata_wait_idle(ap); + ata_sff_tf_load(ap, tf); } static struct scsi_host_template via_sht = { @@ -392,13 +356,12 @@ static struct ata_port_operations via_port_ops = { .set_piomode = via_set_piomode, .set_dmamode = via_set_dmamode, .prereset = via_pre_reset, - .sff_tf_load = via_ata_tf_load, + .sff_tf_load = via_tf_load, }; static struct ata_port_operations via_port_ops_noirq = { .inherits = &via_port_ops, .sff_data_xfer = ata_sff_data_xfer_noirq, - .sff_tf_load = via_ata_tf_load, }; /** diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index ad169ffbc4cb..13c1d2af18ac 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -1134,30 +1134,16 @@ static int mv_qc_defer(struct ata_queued_cmd *qc) if (ap->nr_active_links == 0) return 0; - if (pp->pp_flags & MV_PP_FLAG_EDMA_EN) { - /* - * The port is operating in host queuing mode (EDMA). - * It can accomodate a new qc if the qc protocol - * is compatible with the current host queue mode. - */ - if (pp->pp_flags & MV_PP_FLAG_NCQ_EN) { - /* - * The host queue (EDMA) is in NCQ mode. - * If the new qc is also an NCQ command, - * then allow the new qc. - */ - if (qc->tf.protocol == ATA_PROT_NCQ) - return 0; - } else { - /* - * The host queue (EDMA) is in non-NCQ, DMA mode. - * If the new qc is also a non-NCQ, DMA command, - * then allow the new qc. - */ - if (qc->tf.protocol == ATA_PROT_DMA) - return 0; - } - } + /* + * The port is operating in host queuing mode (EDMA) with NCQ + * enabled, allow multiple NCQ commands. EDMA also allows + * queueing multiple DMA commands but libata core currently + * doesn't allow it. + */ + if ((pp->pp_flags & MV_PP_FLAG_EDMA_EN) && + (pp->pp_flags & MV_PP_FLAG_NCQ_EN) && ata_is_ncq(qc->tf.protocol)) + return 0; + return ATA_DEFER_PORT; } @@ -3036,7 +3022,8 @@ static int mv_chip_id(struct ata_host *host, unsigned int board_idx) break; case chip_soc: hpriv->ops = &mv_soc_ops; - hp_flags |= MV_HP_FLAG_SOC | MV_HP_ERRATA_60X1C0; + hp_flags |= MV_HP_FLAG_SOC | MV_HP_GEN_IIE | + MV_HP_ERRATA_60X1C0; break; default: diff --git a/drivers/atm/adummy.c b/drivers/atm/adummy.c index 2ebd07f2ef81..5effec6f5458 100644 --- a/drivers/atm/adummy.c +++ b/drivers/atm/adummy.c @@ -3,7 +3,6 @@ */ #include <linux/module.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/skbuff.h> #include <linux/errno.h> diff --git a/drivers/base/class.c b/drivers/base/class.c index 5667c2f02c51..cc5e28c8885c 100644 --- a/drivers/base/class.c +++ b/drivers/base/class.c @@ -295,6 +295,12 @@ int class_for_each_device(struct class *class, struct device *start, if (!class) return -EINVAL; + if (!class->p) { + WARN(1, "%s called for class '%s' before it was initialized", + __func__, class->name); + return -EINVAL; + } + mutex_lock(&class->p->class_mutex); list_for_each_entry(dev, &class->p->class_devices, node) { if (start) { @@ -344,6 +350,11 @@ struct device *class_find_device(struct class *class, struct device *start, if (!class) return NULL; + if (!class->p) { + WARN(1, "%s called for class '%s' before it was initialized", + __func__, class->name); + return NULL; + } mutex_lock(&class->p->class_mutex); list_for_each_entry(dev, &class->p->class_devices, node) { diff --git a/drivers/base/core.c b/drivers/base/core.c index 068aa1c9538c..d021c98605b3 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -53,7 +53,7 @@ static inline int device_is_not_partition(struct device *dev) * it is attached to. If it is not attached to a bus either, an empty * string will be returned. */ -const char *dev_driver_string(struct device *dev) +const char *dev_driver_string(const struct device *dev) { return dev->driver ? dev->driver->name : (dev->bus ? dev->bus->name : @@ -541,6 +541,7 @@ void device_initialize(struct device *dev) spin_lock_init(&dev->devres_lock); INIT_LIST_HEAD(&dev->devres_head); device_init_wakeup(dev, 0); + device_pm_init(dev); set_dev_node(dev, -1); } @@ -843,13 +844,19 @@ int device_add(struct device *dev) { struct device *parent = NULL; struct class_interface *class_intf; - int error; + int error = -EINVAL; dev = get_device(dev); - if (!dev || !strlen(dev->bus_id)) { - error = -EINVAL; - goto Done; - } + if (!dev) + goto done; + + /* Temporarily support init_name if it is set. + * It will override bus_id for now */ + if (dev->init_name) + dev_set_name(dev, "%s", dev->init_name); + + if (!strlen(dev->bus_id)) + goto done; pr_debug("device: '%s': %s\n", dev->bus_id, __func__); @@ -897,9 +904,10 @@ int device_add(struct device *dev) error = bus_add_device(dev); if (error) goto BusError; - error = device_pm_add(dev); + error = dpm_sysfs_add(dev); if (error) - goto PMError; + goto DPMError; + device_pm_add(dev); kobject_uevent(&dev->kobj, KOBJ_ADD); bus_attach_device(dev); if (parent) @@ -917,10 +925,10 @@ int device_add(struct device *dev) class_intf->add_dev(dev, class_intf); mutex_unlock(&dev->class->p->class_mutex); } - Done: +done: put_device(dev); return error; - PMError: + DPMError: bus_remove_device(dev); BusError: if (dev->bus) @@ -944,7 +952,7 @@ int device_add(struct device *dev) cleanup_device_parent(dev); if (parent) put_device(parent); - goto Done; + goto done; } /** @@ -1007,6 +1015,7 @@ void device_del(struct device *dev) struct class_interface *class_intf; device_pm_remove(dev); + dpm_sysfs_remove(dev); if (parent) klist_del(&dev->knode_parent); if (MAJOR(dev->devt)) { diff --git a/drivers/base/driver.c b/drivers/base/driver.c index 2ef5acf4368b..1e2bda780e48 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -16,9 +16,6 @@ #include <linux/string.h> #include "base.h" -#define to_dev(node) container_of(node, struct device, driver_list) - - static struct device *next_device(struct klist_iter *i) { struct klist_node *n = klist_next(i); diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c index 3250c5257b74..273a944d4040 100644 --- a/drivers/base/power/main.c +++ b/drivers/base/power/main.c @@ -67,20 +67,16 @@ void device_pm_unlock(void) * device_pm_add - add a device to the list of active devices * @dev: Device to be added to the list */ -int device_pm_add(struct device *dev) +void device_pm_add(struct device *dev) { - int error; - pr_debug("PM: Adding info for %s:%s\n", dev->bus ? dev->bus->name : "No Bus", kobject_name(&dev->kobj)); mutex_lock(&dpm_list_mtx); if (dev->parent) { - if (dev->parent->power.status >= DPM_SUSPENDING) { - dev_warn(dev, "parent %s is sleeping, will not add\n", + if (dev->parent->power.status >= DPM_SUSPENDING) + dev_warn(dev, "parent %s should not be sleeping\n", dev->parent->bus_id); - WARN_ON(true); - } } else if (transition_started) { /* * We refuse to register parentless devices while a PM @@ -89,13 +85,9 @@ int device_pm_add(struct device *dev) */ WARN_ON(true); } - error = dpm_sysfs_add(dev); - if (!error) { - dev->power.status = DPM_ON; - list_add_tail(&dev->power.entry, &dpm_list); - } + + list_add_tail(&dev->power.entry, &dpm_list); mutex_unlock(&dpm_list_mtx); - return error; } /** @@ -110,7 +102,6 @@ void device_pm_remove(struct device *dev) dev->bus ? dev->bus->name : "No Bus", kobject_name(&dev->kobj)); mutex_lock(&dpm_list_mtx); - dpm_sysfs_remove(dev); list_del_init(&dev->power.entry); mutex_unlock(&dpm_list_mtx); } diff --git a/drivers/base/power/power.h b/drivers/base/power/power.h index a3252c0e2887..41f51fae042f 100644 --- a/drivers/base/power/power.h +++ b/drivers/base/power/power.h @@ -1,3 +1,8 @@ +static inline void device_pm_init(struct device *dev) +{ + dev->power.status = DPM_ON; +} + #ifdef CONFIG_PM_SLEEP /* @@ -11,12 +16,12 @@ static inline struct device *to_device(struct list_head *entry) return container_of(entry, struct device, power.entry); } -extern int device_pm_add(struct device *); +extern void device_pm_add(struct device *); extern void device_pm_remove(struct device *); #else /* CONFIG_PM_SLEEP */ -static inline int device_pm_add(struct device *dev) { return 0; } +static inline void device_pm_add(struct device *dev) {} static inline void device_pm_remove(struct device *dev) {} #endif diff --git a/drivers/block/brd.c b/drivers/block/brd.c index 24b97b0bef99..d070d492e385 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -571,8 +571,8 @@ out_free: list_del(&brd->brd_list); brd_free(brd); } + unregister_blkdev(RAMDISK_MAJOR, "ramdisk"); - unregister_blkdev(RAMDISK_MAJOR, "brd"); return -ENOMEM; } diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c index ad98dda6037d..1778e4a2c672 100644 --- a/drivers/block/nbd.c +++ b/drivers/block/nbd.c @@ -707,15 +707,15 @@ static int __init nbd_init(void) BUILD_BUG_ON(sizeof(struct nbd_request) != 28); - nbd_dev = kcalloc(nbds_max, sizeof(*nbd_dev), GFP_KERNEL); - if (!nbd_dev) - return -ENOMEM; - if (max_part < 0) { printk(KERN_CRIT "nbd: max_part must be >= 0\n"); return -EINVAL; } + nbd_dev = kcalloc(nbds_max, sizeof(*nbd_dev), GFP_KERNEL); + if (!nbd_dev) + return -ENOMEM; + part_shift = 0; if (max_part > 0) part_shift = fls(max_part); @@ -779,6 +779,7 @@ out: blk_cleanup_queue(nbd_dev[i].disk->queue); put_disk(nbd_dev[i].disk); } + kfree(nbd_dev); return err; } @@ -795,6 +796,7 @@ static void __exit nbd_cleanup(void) } } unregister_blkdev(NBD_MAJOR, "nbd"); + kfree(nbd_dev); printk(KERN_INFO "nbd: unregistered device at major %d\n", NBD_MAJOR); } diff --git a/drivers/bluetooth/Kconfig b/drivers/bluetooth/Kconfig index a235ca787465..7cb4029a5375 100644 --- a/drivers/bluetooth/Kconfig +++ b/drivers/bluetooth/Kconfig @@ -3,8 +3,8 @@ menu "Bluetooth device drivers" depends on BT config BT_HCIUSB - tristate "HCI USB driver" - depends on USB + tristate "HCI USB driver (old version)" + depends on USB && BT_HCIBTUSB=n help Bluetooth HCI USB driver. This driver is required if you want to use Bluetooth devices with @@ -23,15 +23,13 @@ config BT_HCIUSB_SCO Say Y here to compile support for SCO over HCI USB. config BT_HCIBTUSB - tristate "HCI USB driver (alternate version)" - depends on USB && EXPERIMENTAL && BT_HCIUSB=n + tristate "HCI USB driver" + depends on USB help Bluetooth HCI USB driver. This driver is required if you want to use Bluetooth devices with USB interface. - This driver is still experimental and has no SCO support. - Say Y here to compile support for Bluetooth USB devices into the kernel or say M to compile it as module (btusb). diff --git a/drivers/bluetooth/bt3c_cs.c b/drivers/bluetooth/bt3c_cs.c index 593b7c595038..27058477cc8b 100644 --- a/drivers/bluetooth/bt3c_cs.c +++ b/drivers/bluetooth/bt3c_cs.c @@ -60,7 +60,7 @@ /* ======================== Module parameters ======================== */ -MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>, Jose Orlando Pereira <jop@di.uminho.pt>"); +MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); MODULE_DESCRIPTION("Bluetooth driver for the 3Com Bluetooth PCMCIA card"); MODULE_LICENSE("GPL"); MODULE_FIRMWARE("BT3CPCC.bin"); diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c index 95ae9ba5661e..6a010681ecf3 100644 --- a/drivers/bluetooth/btusb.c +++ b/drivers/bluetooth/btusb.c @@ -2,7 +2,7 @@ * * Generic Bluetooth USB driver * - * Copyright (C) 2005-2007 Marcel Holtmann <marcel@holtmann.org> + * Copyright (C) 2005-2008 Marcel Holtmann <marcel@holtmann.org> * * * This program is free software; you can redistribute it and/or modify @@ -41,7 +41,7 @@ #define BT_DBG(D...) #endif -#define VERSION "0.2" +#define VERSION "0.3" static int ignore_dga; static int ignore_csr; @@ -160,12 +160,16 @@ static struct usb_device_id blacklist_table[] = { { } /* Terminating entry */ }; +#define BTUSB_MAX_ISOC_FRAMES 10 + #define BTUSB_INTR_RUNNING 0 #define BTUSB_BULK_RUNNING 1 +#define BTUSB_ISOC_RUNNING 2 struct btusb_data { struct hci_dev *hdev; struct usb_device *udev; + struct usb_interface *isoc; spinlock_t lock; @@ -176,10 +180,15 @@ struct btusb_data { struct usb_anchor tx_anchor; struct usb_anchor intr_anchor; struct usb_anchor bulk_anchor; + struct usb_anchor isoc_anchor; struct usb_endpoint_descriptor *intr_ep; struct usb_endpoint_descriptor *bulk_tx_ep; struct usb_endpoint_descriptor *bulk_rx_ep; + struct usb_endpoint_descriptor *isoc_tx_ep; + struct usb_endpoint_descriptor *isoc_rx_ep; + + int isoc_altsetting; }; static void btusb_intr_complete(struct urb *urb) @@ -195,6 +204,8 @@ static void btusb_intr_complete(struct urb *urb) return; if (urb->status == 0) { + hdev->stat.byte_rx += urb->actual_length; + if (hci_recv_fragment(hdev, HCI_EVENT_PKT, urb->transfer_buffer, urb->actual_length) < 0) { @@ -216,7 +227,7 @@ static void btusb_intr_complete(struct urb *urb) } } -static inline int btusb_submit_intr_urb(struct hci_dev *hdev) +static int btusb_submit_intr_urb(struct hci_dev *hdev) { struct btusb_data *data = hdev->driver_data; struct urb *urb; @@ -226,6 +237,9 @@ static inline int btusb_submit_intr_urb(struct hci_dev *hdev) BT_DBG("%s", hdev->name); + if (!data->intr_ep) + return -ENODEV; + urb = usb_alloc_urb(0, GFP_ATOMIC); if (!urb) return -ENOMEM; @@ -274,6 +288,8 @@ static void btusb_bulk_complete(struct urb *urb) return; if (urb->status == 0) { + hdev->stat.byte_rx += urb->actual_length; + if (hci_recv_fragment(hdev, HCI_ACLDATA_PKT, urb->transfer_buffer, urb->actual_length) < 0) { @@ -295,7 +311,7 @@ static void btusb_bulk_complete(struct urb *urb) } } -static inline int btusb_submit_bulk_urb(struct hci_dev *hdev) +static int btusb_submit_bulk_urb(struct hci_dev *hdev) { struct btusb_data *data = hdev->driver_data; struct urb *urb; @@ -305,6 +321,9 @@ static inline int btusb_submit_bulk_urb(struct hci_dev *hdev) BT_DBG("%s", hdev->name); + if (!data->bulk_rx_ep) + return -ENODEV; + urb = usb_alloc_urb(0, GFP_KERNEL); if (!urb) return -ENOMEM; @@ -339,6 +358,127 @@ static inline int btusb_submit_bulk_urb(struct hci_dev *hdev) return err; } +static void btusb_isoc_complete(struct urb *urb) +{ + struct hci_dev *hdev = urb->context; + struct btusb_data *data = hdev->driver_data; + int i, err; + + BT_DBG("%s urb %p status %d count %d", hdev->name, + urb, urb->status, urb->actual_length); + + if (!test_bit(HCI_RUNNING, &hdev->flags)) + return; + + if (urb->status == 0) { + for (i = 0; i < urb->number_of_packets; i++) { + unsigned int offset = urb->iso_frame_desc[i].offset; + unsigned int length = urb->iso_frame_desc[i].actual_length; + + if (urb->iso_frame_desc[i].status) + continue; + + hdev->stat.byte_rx += length; + + if (hci_recv_fragment(hdev, HCI_SCODATA_PKT, + urb->transfer_buffer + offset, + length) < 0) { + BT_ERR("%s corrupted SCO packet", hdev->name); + hdev->stat.err_rx++; + } + } + } + + if (!test_bit(BTUSB_ISOC_RUNNING, &data->flags)) + return; + + usb_anchor_urb(urb, &data->isoc_anchor); + + err = usb_submit_urb(urb, GFP_ATOMIC); + if (err < 0) { + BT_ERR("%s urb %p failed to resubmit (%d)", + hdev->name, urb, -err); + usb_unanchor_urb(urb); + } +} + +static void inline __fill_isoc_descriptor(struct urb *urb, int len, int mtu) +{ + int i, offset = 0; + + BT_DBG("len %d mtu %d", len, mtu); + + for (i = 0; i < BTUSB_MAX_ISOC_FRAMES && len >= mtu; + i++, offset += mtu, len -= mtu) { + urb->iso_frame_desc[i].offset = offset; + urb->iso_frame_desc[i].length = mtu; + } + + if (len && i < BTUSB_MAX_ISOC_FRAMES) { + urb->iso_frame_desc[i].offset = offset; + urb->iso_frame_desc[i].length = len; + i++; + } + + urb->number_of_packets = i; +} + +static int btusb_submit_isoc_urb(struct hci_dev *hdev) +{ + struct btusb_data *data = hdev->driver_data; + struct urb *urb; + unsigned char *buf; + unsigned int pipe; + int err, size; + + BT_DBG("%s", hdev->name); + + if (!data->isoc_rx_ep) + return -ENODEV; + + urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_KERNEL); + if (!urb) + return -ENOMEM; + + size = le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize) * + BTUSB_MAX_ISOC_FRAMES; + + buf = kmalloc(size, GFP_KERNEL); + if (!buf) { + usb_free_urb(urb); + return -ENOMEM; + } + + pipe = usb_rcvisocpipe(data->udev, data->isoc_rx_ep->bEndpointAddress); + + urb->dev = data->udev; + urb->pipe = pipe; + urb->context = hdev; + urb->complete = btusb_isoc_complete; + urb->interval = data->isoc_rx_ep->bInterval; + + urb->transfer_flags = URB_FREE_BUFFER | URB_ISO_ASAP; + urb->transfer_buffer = buf; + urb->transfer_buffer_length = size; + + __fill_isoc_descriptor(urb, size, + le16_to_cpu(data->isoc_rx_ep->wMaxPacketSize)); + + usb_anchor_urb(urb, &data->isoc_anchor); + + err = usb_submit_urb(urb, GFP_KERNEL); + if (err < 0) { + BT_ERR("%s urb %p submission failed (%d)", + hdev->name, urb, -err); + usb_unanchor_urb(urb); + kfree(buf); + } + + usb_free_urb(urb); + + return err; +} + static void btusb_tx_complete(struct urb *urb) { struct sk_buff *skb = urb->context; @@ -392,6 +532,9 @@ static int btusb_close(struct hci_dev *hdev) if (!test_and_clear_bit(HCI_RUNNING, &hdev->flags)) return 0; + clear_bit(BTUSB_ISOC_RUNNING, &data->flags); + usb_kill_anchored_urbs(&data->intr_anchor); + clear_bit(BTUSB_BULK_RUNNING, &data->flags); usb_kill_anchored_urbs(&data->bulk_anchor); @@ -453,6 +596,9 @@ static int btusb_send_frame(struct sk_buff *skb) break; case HCI_ACLDATA_PKT: + if (!data->bulk_tx_ep || hdev->conn_hash.acl_num < 1) + return -ENODEV; + urb = usb_alloc_urb(0, GFP_ATOMIC); if (!urb) return -ENOMEM; @@ -467,9 +613,31 @@ static int btusb_send_frame(struct sk_buff *skb) break; case HCI_SCODATA_PKT: + if (!data->isoc_tx_ep || hdev->conn_hash.sco_num < 1) + return -ENODEV; + + urb = usb_alloc_urb(BTUSB_MAX_ISOC_FRAMES, GFP_ATOMIC); + if (!urb) + return -ENOMEM; + + pipe = usb_sndisocpipe(data->udev, + data->isoc_tx_ep->bEndpointAddress); + + urb->dev = data->udev; + urb->pipe = pipe; + urb->context = skb; + urb->complete = btusb_tx_complete; + urb->interval = data->isoc_tx_ep->bInterval; + + urb->transfer_flags = URB_ISO_ASAP; + urb->transfer_buffer = skb->data; + urb->transfer_buffer_length = skb->len; + + __fill_isoc_descriptor(urb, skb->len, + le16_to_cpu(data->isoc_tx_ep->wMaxPacketSize)); + hdev->stat.sco_tx++; - kfree_skb(skb); - return 0; + break; default: return -EILSEQ; @@ -508,22 +676,86 @@ static void btusb_notify(struct hci_dev *hdev, unsigned int evt) schedule_work(&data->work); } +static int inline __set_isoc_interface(struct hci_dev *hdev, int altsetting) +{ + struct btusb_data *data = hdev->driver_data; + struct usb_interface *intf = data->isoc; + struct usb_endpoint_descriptor *ep_desc; + int i, err; + + if (!data->isoc) + return -ENODEV; + + err = usb_set_interface(data->udev, 1, altsetting); + if (err < 0) { + BT_ERR("%s setting interface failed (%d)", hdev->name, -err); + return err; + } + + data->isoc_altsetting = altsetting; + + data->isoc_tx_ep = NULL; + data->isoc_rx_ep = NULL; + + for (i = 0; i < intf->cur_altsetting->desc.bNumEndpoints; i++) { + ep_desc = &intf->cur_altsetting->endpoint[i].desc; + + if (!data->isoc_tx_ep && usb_endpoint_is_isoc_out(ep_desc)) { + data->isoc_tx_ep = ep_desc; + continue; + } + + if (!data->isoc_rx_ep && usb_endpoint_is_isoc_in(ep_desc)) { + data->isoc_rx_ep = ep_desc; + continue; + } + } + + if (!data->isoc_tx_ep || !data->isoc_rx_ep) { + BT_ERR("%s invalid SCO descriptors", hdev->name); + return -ENODEV; + } + + return 0; +} + static void btusb_work(struct work_struct *work) { struct btusb_data *data = container_of(work, struct btusb_data, work); struct hci_dev *hdev = data->hdev; - if (hdev->conn_hash.acl_num == 0) { + if (hdev->conn_hash.acl_num > 0) { + if (!test_and_set_bit(BTUSB_BULK_RUNNING, &data->flags)) { + if (btusb_submit_bulk_urb(hdev) < 0) + clear_bit(BTUSB_BULK_RUNNING, &data->flags); + else + btusb_submit_bulk_urb(hdev); + } + } else { clear_bit(BTUSB_BULK_RUNNING, &data->flags); usb_kill_anchored_urbs(&data->bulk_anchor); - return; } - if (!test_and_set_bit(BTUSB_BULK_RUNNING, &data->flags)) { - if (btusb_submit_bulk_urb(hdev) < 0) - clear_bit(BTUSB_BULK_RUNNING, &data->flags); - else - btusb_submit_bulk_urb(hdev); + if (hdev->conn_hash.sco_num > 0) { + if (data->isoc_altsetting != 2) { + clear_bit(BTUSB_ISOC_RUNNING, &data->flags); + usb_kill_anchored_urbs(&data->isoc_anchor); + + if (__set_isoc_interface(hdev, 2) < 0) + return; + } + + if (!test_and_set_bit(BTUSB_ISOC_RUNNING, &data->flags)) { + if (btusb_submit_isoc_urb(hdev) < 0) + clear_bit(BTUSB_ISOC_RUNNING, &data->flags); + else + btusb_submit_isoc_urb(hdev); + } + } else { + clear_bit(BTUSB_ISOC_RUNNING, &data->flags); + usb_kill_anchored_urbs(&data->isoc_anchor); + + __set_isoc_interface(hdev, 0); } } @@ -597,6 +829,7 @@ static int btusb_probe(struct usb_interface *intf, init_usb_anchor(&data->tx_anchor); init_usb_anchor(&data->intr_anchor); init_usb_anchor(&data->bulk_anchor); + init_usb_anchor(&data->isoc_anchor); hdev = hci_alloc_dev(); if (!hdev) { @@ -620,6 +853,9 @@ static int btusb_probe(struct usb_interface *intf, hdev->owner = THIS_MODULE; + /* interface numbers are hardcoded in the spec */ + data->isoc = usb_ifnum_to_if(data->udev, 1); + if (reset || id->driver_info & BTUSB_RESET) set_bit(HCI_QUIRK_RESET_ON_INIT, &hdev->quirks); @@ -628,11 +864,16 @@ static int btusb_probe(struct usb_interface *intf, set_bit(HCI_QUIRK_FIXUP_BUFFER_SIZE, &hdev->quirks); } + if (id->driver_info & BTUSB_BROKEN_ISOC) + data->isoc = NULL; + if (id->driver_info & BTUSB_SNIFFER) { - struct usb_device *udev = interface_to_usbdev(intf); + struct usb_device *udev = data->udev; if (le16_to_cpu(udev->descriptor.bcdDevice) > 0x997) set_bit(HCI_QUIRK_RAW_DEVICE, &hdev->quirks); + + data->isoc = NULL; } if (id->driver_info & BTUSB_BCM92035) { @@ -646,6 +887,16 @@ static int btusb_probe(struct usb_interface *intf, } } + if (data->isoc) { + err = usb_driver_claim_interface(&btusb_driver, + data->isoc, NULL); + if (err < 0) { + hci_free_dev(hdev); + kfree(data); + return err; + } + } + err = hci_register_dev(hdev); if (err < 0) { hci_free_dev(hdev); @@ -670,6 +921,9 @@ static void btusb_disconnect(struct usb_interface *intf) hdev = data->hdev; + if (data->isoc) + usb_driver_release_interface(&btusb_driver, data->isoc); + usb_set_intfdata(intf, NULL); hci_unregister_dev(hdev); diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 69df187d74ce..8dfcf77cb717 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -577,7 +577,7 @@ module_exit(hci_uart_exit); module_param(reset, bool, 0644); MODULE_PARM_DESC(reset, "Send HCI reset command on initialization"); -MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>"); +MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); MODULE_DESCRIPTION("Bluetooth HCI UART driver ver " VERSION); MODULE_VERSION(VERSION); MODULE_LICENSE("GPL"); diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c index e397572bf574..3c453924f838 100644 --- a/drivers/bluetooth/hci_usb.c +++ b/drivers/bluetooth/hci_usb.c @@ -1130,7 +1130,7 @@ module_param(isoc, int, 0644); MODULE_PARM_DESC(isoc, "Set isochronous transfers for SCO over HCI support"); #endif -MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>"); +MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); MODULE_DESCRIPTION("Bluetooth HCI USB driver ver " VERSION); MODULE_VERSION(VERSION); MODULE_LICENSE("GPL"); diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c index d97700aa54a9..7320a71b6368 100644 --- a/drivers/bluetooth/hci_vhci.c +++ b/drivers/bluetooth/hci_vhci.c @@ -377,7 +377,7 @@ module_exit(vhci_exit); module_param(minor, int, 0444); MODULE_PARM_DESC(minor, "Miscellaneous minor device number"); -MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>"); +MODULE_AUTHOR("Marcel Holtmann <marcel@holtmann.org>"); MODULE_DESCRIPTION("Bluetooth virtual HCI driver ver " VERSION); MODULE_VERSION(VERSION); MODULE_LICENSE("GPL"); diff --git a/drivers/char/ipmi/ipmi_si_intf.c b/drivers/char/ipmi/ipmi_si_intf.c index f52931e1c16e..8e8afb6141f9 100644 --- a/drivers/char/ipmi/ipmi_si_intf.c +++ b/drivers/char/ipmi/ipmi_si_intf.c @@ -2695,15 +2695,13 @@ static __devinit void default_find_bmc(void) for (i = 0; ; i++) { if (!ipmi_defaults[i].port) break; - - info = kzalloc(sizeof(*info), GFP_KERNEL); - if (!info) - return; - #ifdef CONFIG_PPC_MERGE if (check_legacy_ioport(ipmi_defaults[i].port)) continue; #endif + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return; info->addr_source = NULL; diff --git a/drivers/char/random.c b/drivers/char/random.c index e0d0e371909c..1838aa3d24fe 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -1571,6 +1571,7 @@ u32 secure_ipv4_port_ephemeral(__be32 saddr, __be32 daddr, __be16 dport) return half_md4_transform(hash, keyptr->secret); } +EXPORT_SYMBOL_GPL(secure_ipv4_port_ephemeral); #if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE) u32 secure_ipv6_port_ephemeral(const __be32 *saddr, const __be32 *daddr, diff --git a/drivers/char/xilinx_hwicap/buffer_icap.h b/drivers/char/xilinx_hwicap/buffer_icap.h index c5b1840906b2..8b0252bf06e2 100644 --- a/drivers/char/xilinx_hwicap/buffer_icap.h +++ b/drivers/char/xilinx_hwicap/buffer_icap.h @@ -38,7 +38,6 @@ #include <linux/types.h> #include <linux/cdev.h> -#include <linux/version.h> #include <linux/platform_device.h> #include <asm/io.h> diff --git a/drivers/char/xilinx_hwicap/fifo_icap.h b/drivers/char/xilinx_hwicap/fifo_icap.h index ffabd3ba2bd8..62bda453c90b 100644 --- a/drivers/char/xilinx_hwicap/fifo_icap.h +++ b/drivers/char/xilinx_hwicap/fifo_icap.h @@ -38,7 +38,6 @@ #include <linux/types.h> #include <linux/cdev.h> -#include <linux/version.h> #include <linux/platform_device.h> #include <asm/io.h> diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.h b/drivers/char/xilinx_hwicap/xilinx_hwicap.h index 1f9c8b082dbe..24d0d9b938fb 100644 --- a/drivers/char/xilinx_hwicap/xilinx_hwicap.h +++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.h @@ -38,7 +38,6 @@ #include <linux/types.h> #include <linux/cdev.h> -#include <linux/version.h> #include <linux/platform_device.h> #include <asm/io.h> diff --git a/drivers/edac/edac_core.h b/drivers/edac/edac_core.h index b27b13c5eb5a..4b55ec607a88 100644 --- a/drivers/edac/edac_core.h +++ b/drivers/edac/edac_core.h @@ -34,7 +34,6 @@ #include <linux/platform_device.h> #include <linux/sysdev.h> #include <linux/workqueue.h> -#include <linux/version.h> #define EDAC_MC_LABEL_LEN 31 #define EDAC_DEVICE_NAME_LEN 31 diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig index fa6d6abefd4d..450902438208 100644 --- a/drivers/firewire/Kconfig +++ b/drivers/firewire/Kconfig @@ -12,8 +12,8 @@ config FIREWIRE This is the "Juju" FireWire stack, a new alternative implementation designed for robustness and simplicity. You can build either this stack, or the old stack (the ieee1394 driver, ohci1394 etc.) or both. - Please read http://wiki.linux1394.org/JujuMigration before you - enable the new stack. + Please read http://ieee1394.wiki.kernel.org/index.php/Juju_Migration + before you enable the new stack. To compile this driver as a module, say M here: the module will be called firewire-core. diff --git a/drivers/i2c/busses/i2c-at91.c b/drivers/i2c/busses/i2c-at91.c index c1adcdbf7979..9efb02137254 100644 --- a/drivers/i2c/busses/i2c-at91.c +++ b/drivers/i2c/busses/i2c-at91.c @@ -14,7 +14,6 @@ */ #include <linux/module.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/err.h> #include <linux/slab.h> diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c index 994a21e5a0aa..16240a789650 100644 --- a/drivers/ieee1394/nodemgr.c +++ b/drivers/ieee1394/nodemgr.c @@ -844,7 +844,7 @@ static struct node_entry *nodemgr_create_node(octlet_t guid, struct csr1212_csr ne->host = host; ne->nodeid = nodeid; ne->generation = generation; - ne->needs_probe = 1; + ne->needs_probe = true; ne->guid = guid; ne->guid_vendor_id = (guid >> 40) & 0xffffff; @@ -1144,7 +1144,7 @@ static void nodemgr_process_root_directory(struct host_info *hi, struct node_ent struct csr1212_keyval *kv, *vendor_name_kv = NULL; u8 last_key_id = 0; - ne->needs_probe = 0; + ne->needs_probe = false; csr1212_for_each_dir_entry(ne->csr, kv, ne->csr->root_kv, dentry) { switch (kv->key.id) { @@ -1295,7 +1295,7 @@ static void nodemgr_update_node(struct node_entry *ne, struct csr1212_csr *csr, nodemgr_update_bus_options(ne); /* Mark the node as new, so it gets re-probed */ - ne->needs_probe = 1; + ne->needs_probe = true; } else { /* old cache is valid, so update its generation */ struct nodemgr_csr_info *ci = ne->csr->private; @@ -1566,57 +1566,60 @@ static void nodemgr_probe_ne(struct host_info *hi, struct node_entry *ne, int ge struct probe_param { struct host_info *hi; int generation; + bool probe_now; }; -static int __nodemgr_node_probe(struct device *dev, void *data) +static int node_probe(struct device *dev, void *data) { - struct probe_param *param = (struct probe_param *)data; + struct probe_param *p = data; struct node_entry *ne; + if (p->generation != get_hpsb_generation(p->hi->host)) + return -EAGAIN; + ne = container_of(dev, struct node_entry, node_dev); - if (!ne->needs_probe) - nodemgr_probe_ne(param->hi, ne, param->generation); - if (ne->needs_probe) - nodemgr_probe_ne(param->hi, ne, param->generation); + if (ne->needs_probe == p->probe_now) + nodemgr_probe_ne(p->hi, ne, p->generation); return 0; } static void nodemgr_node_probe(struct host_info *hi, int generation) { - struct hpsb_host *host = hi->host; - struct probe_param param; + struct probe_param p; - param.hi = hi; - param.generation = generation; - /* Do some processing of the nodes we've probed. This pulls them + p.hi = hi; + p.generation = generation; + /* + * Do some processing of the nodes we've probed. This pulls them * into the sysfs layer if needed, and can result in processing of * unit-directories, or just updating the node and it's * unit-directories. * * Run updates before probes. Usually, updates are time-critical - * while probes are time-consuming. (Well, those probes need some - * improvement...) */ - - class_for_each_device(&nodemgr_ne_class, NULL, ¶m, - __nodemgr_node_probe); - - /* If we had a bus reset while we were scanning the bus, it is - * possible that we did not probe all nodes. In that case, we - * skip the clean up for now, since we could remove nodes that - * were still on the bus. Another bus scan is pending which will - * do the clean up eventually. + * while probes are time-consuming. * + * Meanwhile, another bus reset may have happened. In this case we + * skip everything here and let the next bus scan handle it. + * Otherwise we may prematurely remove nodes which are still there. + */ + p.probe_now = false; + if (class_for_each_device(&nodemgr_ne_class, NULL, &p, node_probe) != 0) + return; + + p.probe_now = true; + if (class_for_each_device(&nodemgr_ne_class, NULL, &p, node_probe) != 0) + return; + /* * Now let's tell the bus to rescan our devices. This may seem * like overhead, but the driver-model core will only scan a * device for a driver when either the device is added, or when a * new driver is added. A bus reset is a good reason to rescan * devices that were there before. For example, an sbp2 device * may become available for login, if the host that held it was - * just removed. */ - - if (generation == get_hpsb_generation(host)) - if (bus_rescan_devices(&ieee1394_bus_type)) - HPSB_DEBUG("bus_rescan_devices had an error"); + * just removed. + */ + if (bus_rescan_devices(&ieee1394_bus_type) != 0) + HPSB_DEBUG("bus_rescan_devices had an error"); } static int nodemgr_send_resume_packet(struct hpsb_host *host) diff --git a/drivers/ieee1394/nodemgr.h b/drivers/ieee1394/nodemgr.h index 919e92e2a955..6eb26465a84c 100644 --- a/drivers/ieee1394/nodemgr.h +++ b/drivers/ieee1394/nodemgr.h @@ -97,7 +97,7 @@ struct node_entry { struct hpsb_host *host; /* Host this node is attached to */ nodeid_t nodeid; /* NodeID */ struct bus_options busopt; /* Bus Options */ - int needs_probe; + bool needs_probe; unsigned int generation; /* Synced with hpsb generation */ /* The following is read from the config rom */ diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index 9cbf3154d243..1d6ad3435537 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -731,15 +731,26 @@ static int sbp2_update(struct unit_directory *ud) { struct sbp2_lu *lu = ud->device.driver_data; - if (sbp2_reconnect_device(lu)) { - /* Reconnect has failed. Perhaps we didn't reconnect fast - * enough. Try a regular login, but first log out just in - * case of any weirdness. */ + if (sbp2_reconnect_device(lu) != 0) { + /* + * Reconnect failed. If another bus reset happened, + * let nodemgr proceed and call sbp2_update again later + * (or sbp2_remove if this node went away). + */ + if (!hpsb_node_entry_valid(lu->ne)) + return 0; + /* + * Or the target rejected the reconnect because we weren't + * fast enough. Try a regular login, but first log out + * just in case of any weirdness. + */ sbp2_logout_device(lu); - if (sbp2_login_device(lu)) { - /* Login failed too, just fail, and the backend - * will call our sbp2_remove for us */ + if (sbp2_login_device(lu) != 0) { + if (!hpsb_node_entry_valid(lu->ne)) + return 0; + + /* Maybe another initiator won the login. */ SBP2_ERR("Failed to reconnect to sbp2 device!"); return -EBUSY; } diff --git a/drivers/infiniband/hw/ehca/ehca_tools.h b/drivers/infiniband/hw/ehca/ehca_tools.h index ec950bf8c479..21f7d06f14ad 100644 --- a/drivers/infiniband/hw/ehca/ehca_tools.h +++ b/drivers/infiniband/hw/ehca/ehca_tools.h @@ -54,7 +54,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> #include <linux/vmalloc.h> -#include <linux/version.h> #include <linux/notifier.h> #include <linux/cpu.h> #include <linux/device.h> diff --git a/drivers/infiniband/hw/ipath/ipath_fs.c b/drivers/infiniband/hw/ipath/ipath_fs.c index 23faba9d21eb..8bb5170b4e41 100644 --- a/drivers/infiniband/hw/ipath/ipath_fs.c +++ b/drivers/infiniband/hw/ipath/ipath_fs.c @@ -31,7 +31,6 @@ * SOFTWARE. */ -#include <linux/version.h> #include <linux/module.h> #include <linux/fs.h> #include <linux/mount.h> diff --git a/drivers/infiniband/hw/ipath/ipath_iba7220.c b/drivers/infiniband/hw/ipath/ipath_iba7220.c index d90f5e9a54fa..9839e20119bc 100644 --- a/drivers/infiniband/hw/ipath/ipath_iba7220.c +++ b/drivers/infiniband/hw/ipath/ipath_iba7220.c @@ -1720,7 +1720,7 @@ static void ipath_7220_put_tid(struct ipath_devdata *dd, u64 __iomem *tidptr, "not 2KB aligned!\n", pa); return; } - if (pa >= (1UL << IBA7220_TID_SZ_SHIFT)) { + if (chippa >= (1UL << IBA7220_TID_SZ_SHIFT)) { ipath_dev_err(dd, "BUG: Physical page address 0x%lx " "larger than supported\n", pa); diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c index 36aa242c487c..729446f56aab 100644 --- a/drivers/infiniband/hw/ipath/ipath_ud.c +++ b/drivers/infiniband/hw/ipath/ipath_ud.c @@ -267,6 +267,7 @@ int ipath_make_ud_req(struct ipath_qp *qp) u16 lrh0; u16 lid; int ret = 0; + int next_cur; spin_lock_irqsave(&qp->s_lock, flags); @@ -290,8 +291,9 @@ int ipath_make_ud_req(struct ipath_qp *qp) goto bail; wqe = get_swqe_ptr(qp, qp->s_cur); - if (++qp->s_cur >= qp->s_size) - qp->s_cur = 0; + next_cur = qp->s_cur + 1; + if (next_cur >= qp->s_size) + next_cur = 0; /* Construct the header. */ ah_attr = &to_iah(wqe->wr.wr.ud.ah)->attr; @@ -315,6 +317,7 @@ int ipath_make_ud_req(struct ipath_qp *qp) qp->s_flags |= IPATH_S_WAIT_DMA; goto bail; } + qp->s_cur = next_cur; spin_unlock_irqrestore(&qp->s_lock, flags); ipath_ud_loopback(qp, wqe); spin_lock_irqsave(&qp->s_lock, flags); @@ -323,6 +326,7 @@ int ipath_make_ud_req(struct ipath_qp *qp) } } + qp->s_cur = next_cur; extra_bytes = -wqe->length & 3; nwords = (wqe->length + extra_bytes) >> 2; diff --git a/drivers/infiniband/hw/nes/nes.h b/drivers/infiniband/hw/nes/nes.h index 39bd897b40c6..8eb7ae96974d 100644 --- a/drivers/infiniband/hw/nes/nes.h +++ b/drivers/infiniband/hw/nes/nes.h @@ -43,7 +43,6 @@ #include <linux/dma-mapping.h> #include <linux/workqueue.h> #include <linux/slab.h> -#include <linux/version.h> #include <asm/io.h> #include <linux/crc32c.h> diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband/ulp/ipoib/ipoib_main.c index f51201b17bfd..7e9e218738fa 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -156,14 +156,8 @@ static int ipoib_stop(struct net_device *dev) netif_stop_queue(dev); - /* - * Now flush workqueue to make sure a scheduled task doesn't - * bring our internal state back up. - */ - flush_workqueue(ipoib_workqueue); - - ipoib_ib_dev_down(dev, 1); - ipoib_ib_dev_stop(dev, 1); + ipoib_ib_dev_down(dev, 0); + ipoib_ib_dev_stop(dev, 0); if (!test_bit(IPOIB_FLAG_SUBINTERFACE, &priv->flags)) { struct ipoib_dev_priv *cpriv; @@ -1314,7 +1308,7 @@ sysfs_failed: register_failed: ib_unregister_event_handler(&priv->event_handler); - flush_scheduled_work(); + flush_workqueue(ipoib_workqueue); event_failed: ipoib_dev_cleanup(priv->dev); @@ -1373,7 +1367,12 @@ static void ipoib_remove_one(struct ib_device *device) list_for_each_entry_safe(priv, tmp, dev_list, list) { ib_unregister_event_handler(&priv->event_handler); - flush_scheduled_work(); + + rtnl_lock(); + dev_change_flags(priv->dev, priv->dev->flags & ~IFF_UP); + rtnl_unlock(); + + flush_workqueue(ipoib_workqueue); unregister_netdev(priv->dev); ipoib_dev_cleanup(priv->dev); diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c index 8950e9546f4e..ac33c8f3ea85 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c @@ -392,8 +392,16 @@ static int ipoib_mcast_join_complete(int status, &priv->mcast_task, 0); mutex_unlock(&mcast_mutex); - if (mcast == priv->broadcast) + if (mcast == priv->broadcast) { + /* + * Take RTNL lock here to avoid racing with + * ipoib_stop() and turning the carrier back + * on while a device is being removed. + */ + rtnl_lock(); netif_carrier_on(dev); + rtnl_unlock(); + } return 0; } diff --git a/drivers/infiniband/ulp/iser/iser_verbs.c b/drivers/infiniband/ulp/iser/iser_verbs.c index 63462ecca147..26ff6214a81f 100644 --- a/drivers/infiniband/ulp/iser/iser_verbs.c +++ b/drivers/infiniband/ulp/iser/iser_verbs.c @@ -33,7 +33,6 @@ #include <linux/kernel.h> #include <linux/module.h> #include <linux/delay.h> -#include <linux/version.h> #include "iscsi_iser.h" diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index a92d81567559..3524bef62be6 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -677,8 +677,8 @@ static int handle_eviocgbit(struct input_dev *dev, unsigned int cmd, void __user len = OLD_KEY_MAX; if (printk_timed_ratelimit(&keymax_warn_time, 10 * 1000)) printk(KERN_WARNING - "evdev.c(EVIOCGBIT): Suspicious buffer size %d, " - "limiting output to %d bytes. See " + "evdev.c(EVIOCGBIT): Suspicious buffer size %u, " + "limiting output to %zu bytes. See " "http://userweb.kernel.org/~dtor/eviocgbit-bug.html\n", OLD_KEY_MAX, BITS_TO_LONGS(OLD_KEY_MAX) * sizeof(long)); diff --git a/drivers/input/keyboard/bf54x-keys.c b/drivers/input/keyboard/bf54x-keys.c index 54ed8e2e1c02..6f227d3dbda1 100644 --- a/drivers/input/keyboard/bf54x-keys.c +++ b/drivers/input/keyboard/bf54x-keys.c @@ -29,7 +29,6 @@ */ #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/fs.h> diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c index 3f48279f2195..ec96b369dd7a 100644 --- a/drivers/input/keyboard/gpio_keys.c +++ b/drivers/input/keyboard/gpio_keys.c @@ -9,7 +9,6 @@ */ #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/fs.h> diff --git a/drivers/input/misc/cobalt_btns.c b/drivers/input/misc/cobalt_btns.c index 6a1f48b76e32..2adf9cb265da 100644 --- a/drivers/input/misc/cobalt_btns.c +++ b/drivers/input/misc/cobalt_btns.c @@ -148,6 +148,9 @@ static int __devexit cobalt_buttons_remove(struct platform_device *pdev) return 0; } +MODULE_AUTHOR("Yoichi Yuasa <yoichi_yuasa@tripeaks.co.jp>"); +MODULE_DESCRIPTION("Cobalt button interface driver"); +MODULE_LICENSE("GPL"); /* work with hotplug and coldplug */ MODULE_ALIAS("platform:Cobalt buttons"); diff --git a/drivers/input/mouse/gpio_mouse.c b/drivers/input/mouse/gpio_mouse.c index 339290184871..72cf5e33790e 100644 --- a/drivers/input/mouse/gpio_mouse.c +++ b/drivers/input/mouse/gpio_mouse.c @@ -9,7 +9,6 @@ */ #include <linux/init.h> -#include <linux/version.h> #include <linux/module.h> #include <linux/platform_device.h> #include <linux/input-polldev.h> diff --git a/drivers/input/tablet/gtco.c b/drivers/input/tablet/gtco.c index b9b7a98bc5a5..7df0228e836e 100644 --- a/drivers/input/tablet/gtco.c +++ b/drivers/input/tablet/gtco.c @@ -64,7 +64,6 @@ Scott Hill shill@gtcocalcomp.com #include <asm/byteorder.h> -#include <linux/version.h> #include <linux/usb/input.h> /* Version with a Major number of 2 is for kernel inclusion only. */ diff --git a/drivers/input/touchscreen/mainstone-wm97xx.c b/drivers/input/touchscreen/mainstone-wm97xx.c index 283f93a0cee2..37a555f37306 100644 --- a/drivers/input/touchscreen/mainstone-wm97xx.c +++ b/drivers/input/touchscreen/mainstone-wm97xx.c @@ -25,7 +25,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/delay.h> diff --git a/drivers/input/touchscreen/migor_ts.c b/drivers/input/touchscreen/migor_ts.c index c1cd99d58981..504ca11749a1 100644 --- a/drivers/input/touchscreen/migor_ts.c +++ b/drivers/input/touchscreen/migor_ts.c @@ -173,7 +173,7 @@ static int migor_ts_probe(struct i2c_client *client, input_set_abs_params(input, ABS_X, 95, 955, 0, 0); input_set_abs_params(input, ABS_Y, 85, 935, 0, 0); - input->name = client->driver_name; + input->name = client->name; input->id.bustype = BUS_I2C; input->dev.parent = &client->dev; @@ -192,7 +192,7 @@ static int migor_ts_probe(struct i2c_client *client, goto err1; error = request_irq(priv->irq, migor_ts_isr, IRQF_TRIGGER_LOW, - client->driver_name, priv); + client->name, priv); if (error) { dev_err(&client->dev, "Unable to request touchscreen IRQ.\n"); goto err2; @@ -224,12 +224,19 @@ static int migor_ts_remove(struct i2c_client *client) return 0; } +static const struct i2c_device_id migor_ts_id[] = { + { "migor_ts", 0 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, migor_ts); + static struct i2c_driver migor_ts_driver = { .driver = { .name = "migor_ts", }, .probe = migor_ts_probe, .remove = migor_ts_remove, + .id_table = migor_ts_id, }; static int __init migor_ts_init(void) diff --git a/drivers/input/touchscreen/wm9705.c b/drivers/input/touchscreen/wm9705.c index 978e1a13ffc7..372efbc694ff 100644 --- a/drivers/input/touchscreen/wm9705.c +++ b/drivers/input/touchscreen/wm9705.c @@ -17,7 +17,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/input.h> #include <linux/delay.h> diff --git a/drivers/input/touchscreen/wm9712.c b/drivers/input/touchscreen/wm9712.c index 4c5d85a249ae..c8bb1e7335fc 100644 --- a/drivers/input/touchscreen/wm9712.c +++ b/drivers/input/touchscreen/wm9712.c @@ -17,7 +17,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/input.h> #include <linux/delay.h> diff --git a/drivers/input/touchscreen/wm9713.c b/drivers/input/touchscreen/wm9713.c index 838458792ea0..781ee83547e6 100644 --- a/drivers/input/touchscreen/wm9713.c +++ b/drivers/input/touchscreen/wm9713.c @@ -17,7 +17,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/input.h> #include <linux/delay.h> diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c index cdc24ad314e0..d589ab0e3adc 100644 --- a/drivers/input/touchscreen/wm97xx-core.c +++ b/drivers/input/touchscreen/wm97xx-core.c @@ -37,7 +37,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/init.h> #include <linux/delay.h> diff --git a/drivers/lguest/lguest_device.c b/drivers/lguest/lguest_device.c index 37344aaee22f..a661bbdae3d6 100644 --- a/drivers/lguest/lguest_device.c +++ b/drivers/lguest/lguest_device.c @@ -98,6 +98,10 @@ static u32 lg_get_features(struct virtio_device *vdev) return features; } +/* The virtio core takes the features the Host offers, and copies the + * ones supported by the driver into the vdev->features array. Once + * that's all sorted out, this routine is called so we can tell the + * Host which features we understand and accept. */ static void lg_finalize_features(struct virtio_device *vdev) { unsigned int i, bits; @@ -108,6 +112,10 @@ static void lg_finalize_features(struct virtio_device *vdev) /* Give virtio_ring a chance to accept features. */ vring_transport_features(vdev); + /* The vdev->feature array is a Linux bitmask: this isn't the + * same as a the simple array of bits used by lguest devices + * for features. So we do this slow, manual conversion which is + * completely general. */ memset(out_features, 0, desc->feature_len); bits = min_t(unsigned, desc->feature_len, sizeof(vdev->features)) * 8; for (i = 0; i < bits; i++) { diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c index c6408a62d95e..bc2a807f210d 100644 --- a/drivers/mfd/asic3.c +++ b/drivers/mfd/asic3.c @@ -16,7 +16,6 @@ * */ -#include <linux/version.h> #include <linux/kernel.h> #include <linux/irq.h> #include <linux/gpio.h> diff --git a/drivers/misc/acer-wmi.c b/drivers/misc/acer-wmi.c index b2d9878dc3f0..c6c77a505ec1 100644 --- a/drivers/misc/acer-wmi.c +++ b/drivers/misc/acer-wmi.c @@ -192,6 +192,9 @@ static struct quirk_entry *quirks; static void set_quirks(void) { + if (!interface) + return; + if (quirks->mailled) interface->capability |= ACER_CAP_MAILLED; @@ -1237,6 +1240,8 @@ static int __init acer_wmi_init(void) return -ENODEV; } + set_quirks(); + if (platform_driver_register(&acer_platform_driver)) { printk(ACER_ERR "Unable to register platform driver.\n"); goto error_platform_register; diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c index 9e8d79e7e9f4..facdb9893c84 100644 --- a/drivers/misc/eeepc-laptop.c +++ b/drivers/misc/eeepc-laptop.c @@ -553,9 +553,9 @@ static void eeepc_hwmon_exit(void) hwmon = eeepc_hwmon_device; if (!hwmon) return ; - hwmon_device_unregister(hwmon); sysfs_remove_group(&hwmon->kobj, &hwmon_attribute_group); + hwmon_device_unregister(hwmon); eeepc_hwmon_device = NULL; } diff --git a/drivers/misc/eeprom_93cx6.c b/drivers/misc/eeprom_93cx6.c index ea55654e5948..15b1780025c8 100644 --- a/drivers/misc/eeprom_93cx6.c +++ b/drivers/misc/eeprom_93cx6.c @@ -26,7 +26,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/delay.h> #include <linux/eeprom_93cx6.h> diff --git a/drivers/mtd/maps/amd76xrom.c b/drivers/mtd/maps/amd76xrom.c index 948b86f35ef4..d1eec7d3243f 100644 --- a/drivers/mtd/maps/amd76xrom.c +++ b/drivers/mtd/maps/amd76xrom.c @@ -6,7 +6,6 @@ #include <linux/module.h> #include <linux/types.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/init.h> #include <asm/io.h> diff --git a/drivers/mtd/maps/ck804xrom.c b/drivers/mtd/maps/ck804xrom.c index effaf7cdefab..1a6feb4474de 100644 --- a/drivers/mtd/maps/ck804xrom.c +++ b/drivers/mtd/maps/ck804xrom.c @@ -9,7 +9,6 @@ #include <linux/module.h> #include <linux/types.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/init.h> #include <asm/io.h> diff --git a/drivers/mtd/maps/esb2rom.c b/drivers/mtd/maps/esb2rom.c index aa64a4752781..bbbcdd4c8d13 100644 --- a/drivers/mtd/maps/esb2rom.c +++ b/drivers/mtd/maps/esb2rom.c @@ -12,7 +12,6 @@ #include <linux/module.h> #include <linux/types.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/init.h> #include <asm/io.h> diff --git a/drivers/mtd/nand/au1550nd.c b/drivers/mtd/nand/au1550nd.c index 761946ea45b1..92c334ff4508 100644 --- a/drivers/mtd/nand/au1550nd.c +++ b/drivers/mtd/nand/au1550nd.c @@ -16,7 +16,6 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/nand.h> #include <linux/mtd/partitions.h> -#include <linux/version.h> #include <asm/io.h> #include <asm/mach-au1x00/au1xxx.h> diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 4b4cb2bf4f11..a5c141cecd4e 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -1172,7 +1172,7 @@ config ETH16I config NE2000 tristate "NE2000/NE1000 support" - depends on NET_ISA || (Q40 && m) || M32R || TOSHIBA_RBTX4927 || TOSHIBA_RBTX4938 + depends on NET_ISA || (Q40 && m) || M32R || MACH_TX49XX select CRC32 ---help--- If you have a network (Ethernet) card of this type, say Y and read diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c index e4483de84e7f..66de80b64b92 100644 --- a/drivers/net/acenic.c +++ b/drivers/net/acenic.c @@ -52,7 +52,6 @@ #include <linux/module.h> #include <linux/moduleparam.h> -#include <linux/version.h> #include <linux/types.h> #include <linux/errno.h> #include <linux/ioport.h> diff --git a/drivers/net/arm/ixp4xx_eth.c b/drivers/net/arm/ixp4xx_eth.c index 020771bfb603..e2d702b8b2e4 100644 --- a/drivers/net/arm/ixp4xx_eth.c +++ b/drivers/net/arm/ixp4xx_eth.c @@ -551,7 +551,7 @@ static int eth_poll(struct napi_struct *napi, int budget) if ((skb = netdev_alloc_skb(dev, RX_BUFF_SIZE))) { phys = dma_map_single(&dev->dev, skb->data, RX_BUFF_SIZE, DMA_FROM_DEVICE); - if (dma_mapping_error(phys)) { + if (dma_mapping_error(&dev->dev, phys)) { dev_kfree_skb(skb); skb = NULL; } @@ -698,7 +698,7 @@ static int eth_xmit(struct sk_buff *skb, struct net_device *dev) #endif phys = dma_map_single(&dev->dev, mem, bytes, DMA_TO_DEVICE); - if (dma_mapping_error(phys)) { + if (dma_mapping_error(&dev->dev, phys)) { #ifdef __ARMEB__ dev_kfree_skb(skb); #else @@ -883,7 +883,7 @@ static int init_queues(struct port *port) desc->buf_len = MAX_MRU; desc->data = dma_map_single(&port->netdev->dev, data, RX_BUFF_SIZE, DMA_FROM_DEVICE); - if (dma_mapping_error(desc->data)) { + if (dma_mapping_error(&port->netdev->dev, desc->data)) { free_buffer(buff); return -EIO; } diff --git a/drivers/net/atl1e/atl1e_ethtool.c b/drivers/net/atl1e/atl1e_ethtool.c index cdc3b85b10b9..619c6583e1aa 100644 --- a/drivers/net/atl1e/atl1e_ethtool.c +++ b/drivers/net/atl1e/atl1e_ethtool.c @@ -355,7 +355,7 @@ static int atl1e_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) struct atl1e_adapter *adapter = netdev_priv(netdev); if (wol->wolopts & (WAKE_ARP | WAKE_MAGICSECURE | - WAKE_MCAST | WAKE_BCAST | WAKE_MCAST)) + WAKE_UCAST | WAKE_MCAST | WAKE_BCAST)) return -EOPNOTSUPP; /* these settings will always override what we currently have */ adapter->wol = 0; diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c index cb8be490e5ae..5ee1b0557a02 100644 --- a/drivers/net/au1000_eth.c +++ b/drivers/net/au1000_eth.c @@ -807,7 +807,7 @@ err_out: static int au1000_init(struct net_device *dev) { struct au1000_private *aup = (struct au1000_private *) dev->priv; - u32 flags; + unsigned long flags; int i; u32 control; diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c index 0b4adf4a0f7d..a886a4b9f7e5 100644 --- a/drivers/net/ax88796.c +++ b/drivers/net/ax88796.c @@ -554,7 +554,7 @@ static int ax_get_settings(struct net_device *dev, struct ethtool_cmd *cmd) spin_lock_irqsave(&ax->mii_lock, flags); mii_ethtool_gset(&ax->mii, cmd); - spin_lock_irqsave(&ax->mii_lock, flags); + spin_unlock_irqrestore(&ax->mii_lock, flags); return 0; } @@ -567,7 +567,7 @@ static int ax_set_settings(struct net_device *dev, struct ethtool_cmd *cmd) spin_lock_irqsave(&ax->mii_lock, flags); rc = mii_ethtool_sset(&ax->mii, cmd); - spin_lock_irqsave(&ax->mii_lock, flags); + spin_unlock_irqrestore(&ax->mii_lock, flags); return rc; } diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 5ebde67d4297..2486a656f12d 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -35,8 +35,8 @@ #include <linux/time.h> #include <linux/ethtool.h> #include <linux/mii.h> -#ifdef NETIF_F_HW_VLAN_TX #include <linux/if_vlan.h> +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) #define BCM_VLAN 1 #endif #include <net/ip.h> @@ -57,8 +57,8 @@ #define DRV_MODULE_NAME "bnx2" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "1.7.9" -#define DRV_MODULE_RELDATE "July 18, 2008" +#define DRV_MODULE_VERSION "1.8.0" +#define DRV_MODULE_RELDATE "Aug 14, 2008" #define RUN_AT(x) (jiffies + (x)) @@ -2876,6 +2876,8 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) struct sw_bd *rx_buf; struct sk_buff *skb; dma_addr_t dma_addr; + u16 vtag = 0; + int hw_vlan __maybe_unused = 0; sw_ring_cons = RX_RING_IDX(sw_cons); sw_ring_prod = RX_RING_IDX(sw_prod); @@ -2919,7 +2921,7 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) if (len <= bp->rx_copy_thresh) { struct sk_buff *new_skb; - new_skb = netdev_alloc_skb(bp->dev, len + 2); + new_skb = netdev_alloc_skb(bp->dev, len + 6); if (new_skb == NULL) { bnx2_reuse_rx_skb(bp, rxr, skb, sw_ring_cons, sw_ring_prod); @@ -2928,9 +2930,9 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) /* aligned copy */ skb_copy_from_linear_data_offset(skb, - BNX2_RX_OFFSET - 2, - new_skb->data, len + 2); - skb_reserve(new_skb, 2); + BNX2_RX_OFFSET - 6, + new_skb->data, len + 6); + skb_reserve(new_skb, 6); skb_put(new_skb, len); bnx2_reuse_rx_skb(bp, rxr, skb, @@ -2941,6 +2943,25 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) dma_addr, (sw_ring_cons << 16) | sw_ring_prod))) goto next_rx; + if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && + !(bp->rx_mode & BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG)) { + vtag = rx_hdr->l2_fhdr_vlan_tag; +#ifdef BCM_VLAN + if (bp->vlgrp) + hw_vlan = 1; + else +#endif + { + struct vlan_ethhdr *ve = (struct vlan_ethhdr *) + __skb_push(skb, 4); + + memmove(ve, skb->data + 4, ETH_ALEN * 2); + ve->h_vlan_proto = htons(ETH_P_8021Q); + ve->h_vlan_TCI = htons(vtag); + len += 4; + } + } + skb->protocol = eth_type_trans(skb, bp->dev); if ((len > (bp->dev->mtu + ETH_HLEN)) && @@ -2962,10 +2983,8 @@ bnx2_rx_int(struct bnx2 *bp, struct bnx2_napi *bnapi, int budget) } #ifdef BCM_VLAN - if ((status & L2_FHDR_STATUS_L2_VLAN_TAG) && bp->vlgrp) { - vlan_hwaccel_receive_skb(skb, bp->vlgrp, - rx_hdr->l2_fhdr_vlan_tag); - } + if (hw_vlan) + vlan_hwaccel_receive_skb(skb, bp->vlgrp, vtag); else #endif netif_receive_skb(skb); @@ -3237,10 +3256,10 @@ bnx2_set_rx_mode(struct net_device *dev) BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG); sort_mode = 1 | BNX2_RPM_SORT_USER0_BC_EN; #ifdef BCM_VLAN - if (!bp->vlgrp && !(bp->flags & BNX2_FLAG_ASF_ENABLE)) + if (!bp->vlgrp && (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN)) rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; #else - if (!(bp->flags & BNX2_FLAG_ASF_ENABLE)) + if (bp->flags & BNX2_FLAG_CAN_KEEP_VLAN) rx_mode |= BNX2_EMAC_RX_MODE_KEEP_VLAN_TAG; #endif if (dev->flags & IFF_PROMISC) { @@ -5963,10 +5982,12 @@ bnx2_start_xmit(struct sk_buff *skb, struct net_device *dev) vlan_tag_flags |= TX_BD_FLAGS_TCP_UDP_CKSUM; } +#ifdef BCM_VLAN if (bp->vlgrp && vlan_tx_tag_present(skb)) { vlan_tag_flags |= (TX_BD_FLAGS_VLAN_TAG | (vlan_tx_tag_get(skb) << 16)); } +#endif if ((mss = skb_shinfo(skb)->gso_size)) { u32 tcp_opt_len, ip_tcp_len; struct iphdr *iph; diff --git a/drivers/net/bnx2x.h b/drivers/net/bnx2x.h index b468f904c7f8..a14dba1afcc5 100644 --- a/drivers/net/bnx2x.h +++ b/drivers/net/bnx2x.h @@ -271,7 +271,7 @@ struct bnx2x_fastpath { (fp->tx_pkt_prod != fp->tx_pkt_cons)) #define BNX2X_HAS_RX_WORK(fp) \ - (fp->rx_comp_cons != le16_to_cpu(*fp->rx_cons_sb)) + (fp->rx_comp_cons != rx_cons_sb) #define BNX2X_HAS_WORK(fp) (BNX2X_HAS_RX_WORK(fp) || BNX2X_HAS_TX_WORK(fp)) diff --git a/drivers/net/bnx2x_link.c b/drivers/net/bnx2x_link.c index 8b92c6ad0759..4ce7fe9c5251 100644 --- a/drivers/net/bnx2x_link.c +++ b/drivers/net/bnx2x_link.c @@ -21,7 +21,6 @@ #include <linux/delay.h> #include <linux/ethtool.h> #include <linux/mutex.h> -#include <linux/version.h> #include "bnx2x_reg.h" #include "bnx2x_fw_defs.h" diff --git a/drivers/net/bnx2x_main.c b/drivers/net/bnx2x_main.c index 3e7dc171cdf1..82deea0a63f5 100644 --- a/drivers/net/bnx2x_main.c +++ b/drivers/net/bnx2x_main.c @@ -44,7 +44,6 @@ #include <net/ip.h> #include <net/tcp.h> #include <net/checksum.h> -#include <linux/version.h> #include <net/ip6_checksum.h> #include <linux/workqueue.h> #include <linux/crc32.h> @@ -60,8 +59,8 @@ #include "bnx2x.h" #include "bnx2x_init.h" -#define DRV_MODULE_VERSION "1.45.17" -#define DRV_MODULE_RELDATE "2008/08/13" +#define DRV_MODULE_VERSION "1.45.20" +#define DRV_MODULE_RELDATE "2008/08/25" #define BNX2X_BC_VER 0x040200 /* Time in jiffies before concluding the transmitter is hung */ @@ -1718,8 +1717,8 @@ static int bnx2x_acquire_hw_lock(struct bnx2x *bp, u32 resource) return -EEXIST; } - /* Try for 1 second every 5ms */ - for (cnt = 0; cnt < 200; cnt++) { + /* Try for 5 second every 5ms */ + for (cnt = 0; cnt < 1000; cnt++) { /* Try to acquire the lock */ REG_WR(bp, hw_lock_control_reg + 4, resource_bit); lock_status = REG_RD(bp, hw_lock_control_reg); @@ -2551,6 +2550,7 @@ static inline void bnx2x_attn_int_deasserted0(struct bnx2x *bp, u32 attn) BNX2X_ERR("SPIO5 hw attention\n"); switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { + case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: /* Fan failure attention */ @@ -4606,6 +4606,17 @@ static void bnx2x_init_internal_common(struct bnx2x *bp) { int i; + if (bp->flags & TPA_ENABLE_FLAG) { + struct tstorm_eth_tpa_exist tpa = {0}; + + tpa.tpa_exist = 1; + + REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, + ((u32 *)&tpa)[0]); + REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, + ((u32 *)&tpa)[1]); + } + /* Zero this manually as its initialization is currently missing in the initTool */ for (i = 0; i < (USTORM_AGG_DATA_SIZE >> 2); i++) @@ -5338,6 +5349,7 @@ static int bnx2x_init_common(struct bnx2x *bp) } switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { + case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: /* Fan failure is indicated by SPIO 5 */ bnx2x_set_spio(bp, MISC_REGISTERS_SPIO_5, @@ -5364,17 +5376,6 @@ static int bnx2x_init_common(struct bnx2x *bp) enable_blocks_attention(bp); - if (bp->flags & TPA_ENABLE_FLAG) { - struct tstorm_eth_tpa_exist tmp = {0}; - - tmp.tpa_exist = 1; - - REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET, - ((u32 *)&tmp)[0]); - REG_WR(bp, BAR_TSTRORM_INTMEM + TSTORM_TPA_EXIST_OFFSET + 4, - ((u32 *)&tmp)[1]); - } - if (!BP_NOMCP(bp)) { bnx2x_acquire_phy_lock(bp); bnx2x_common_init_phy(bp, bp->common.shmem_base); @@ -5532,6 +5533,7 @@ static int bnx2x_init_port(struct bnx2x *bp) /* Port DMAE comes here */ switch (bp->common.board & SHARED_HW_CFG_BOARD_TYPE_MASK) { + case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1021G: case SHARED_HW_CFG_BOARD_TYPE_BCM957710A1022G: /* add SPIO 5 to group 0 */ val = REG_RD(bp, MISC_REG_AEU_ENABLE1_FUNC_0_OUT_0); @@ -6056,6 +6058,44 @@ static int bnx2x_req_irq(struct bnx2x *bp) return rc; } +static void bnx2x_napi_enable(struct bnx2x *bp) +{ + int i; + + for_each_queue(bp, i) + napi_enable(&bnx2x_fp(bp, i, napi)); +} + +static void bnx2x_napi_disable(struct bnx2x *bp) +{ + int i; + + for_each_queue(bp, i) + napi_disable(&bnx2x_fp(bp, i, napi)); +} + +static void bnx2x_netif_start(struct bnx2x *bp) +{ + if (atomic_dec_and_test(&bp->intr_sem)) { + if (netif_running(bp->dev)) { + if (bp->state == BNX2X_STATE_OPEN) + netif_wake_queue(bp->dev); + bnx2x_napi_enable(bp); + bnx2x_int_enable(bp); + } + } +} + +static void bnx2x_netif_stop(struct bnx2x *bp) +{ + bnx2x_int_disable_sync(bp); + if (netif_running(bp->dev)) { + bnx2x_napi_disable(bp); + netif_tx_disable(bp->dev); + bp->dev->trans_start = jiffies; /* prevent tx timeout */ + } +} + /* * Init service functions */ @@ -6339,7 +6379,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) rc = bnx2x_init_hw(bp, load_code); if (rc) { BNX2X_ERR("HW init failed, aborting\n"); - goto load_error; + goto load_int_disable; } /* Setup NIC internals and enable interrupts */ @@ -6351,7 +6391,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) if (!load_code) { BNX2X_ERR("MCP response failure, aborting\n"); rc = -EBUSY; - goto load_int_disable; + goto load_rings_free; } } @@ -6361,8 +6401,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) /* Enable Rx interrupt handling before sending the ramrod as it's completed on Rx FP queue */ - for_each_queue(bp, i) - napi_enable(&bnx2x_fp(bp, i, napi)); + bnx2x_napi_enable(bp); /* Enable interrupt handling */ atomic_set(&bp->intr_sem, 0); @@ -6370,7 +6409,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) rc = bnx2x_setup_leading(bp); if (rc) { BNX2X_ERR("Setup leading failed!\n"); - goto load_stop_netif; + goto load_netif_stop; } if (CHIP_IS_E1H(bp)) @@ -6383,7 +6422,7 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) for_each_nondefault_queue(bp, i) { rc = bnx2x_setup_multi(bp, i); if (rc) - goto load_stop_netif; + goto load_netif_stop; } if (CHIP_IS_E1(bp)) @@ -6428,20 +6467,17 @@ static int bnx2x_nic_load(struct bnx2x *bp, int load_mode) return 0; -load_stop_netif: +load_netif_stop: + bnx2x_napi_disable(bp); +load_rings_free: + /* Free SKBs, SGEs, TPA pool and driver internals */ + bnx2x_free_skbs(bp); for_each_queue(bp, i) - napi_disable(&bnx2x_fp(bp, i, napi)); - + bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); load_int_disable: bnx2x_int_disable_sync(bp); - /* Release IRQs */ bnx2x_free_irq(bp); - - /* Free SKBs, SGEs, TPA pool and driver internals */ - bnx2x_free_skbs(bp); - for_each_queue(bp, i) - bnx2x_free_rx_sge_range(bp, bp->fp + i, NUM_RX_SGE); load_error: bnx2x_free_mem(bp); @@ -6456,7 +6492,7 @@ static int bnx2x_stop_multi(struct bnx2x *bp, int index) /* halt the connection */ bp->fp[index].state = BNX2X_FP_STATE_HALTING; - bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, 0, 0); + bnx2x_sp_post(bp, RAMROD_CMD_ID_ETH_HALT, index, 0, index, 0); /* Wait for completion */ rc = bnx2x_wait_ramrod(bp, BNX2X_FP_STATE_HALTED, index, @@ -6614,11 +6650,9 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) bp->rx_mode = BNX2X_RX_MODE_NONE; bnx2x_set_storm_rx_mode(bp); - if (netif_running(bp->dev)) { - netif_tx_disable(bp->dev); - bp->dev->trans_start = jiffies; /* prevent tx timeout */ - } - + bnx2x_netif_stop(bp); + if (!netif_running(bp->dev)) + bnx2x_napi_disable(bp); del_timer_sync(&bp->timer); SHMEM_WR(bp, func_mb[BP_FUNC(bp)].drv_pulse_mb, (DRV_PULSE_ALWAYS_ALIVE | bp->fw_drv_pulse_wr_seq)); @@ -6632,9 +6666,7 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) smp_rmb(); while (BNX2X_HAS_TX_WORK(fp)) { - if (!netif_running(bp->dev)) - bnx2x_tx_int(fp, 1000); - + bnx2x_tx_int(fp, 1000); if (!cnt) { BNX2X_ERR("timeout waiting for queue[%d]\n", i); @@ -6650,46 +6682,12 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) smp_rmb(); } } - /* Give HW time to discard old tx messages */ msleep(1); - for_each_queue(bp, i) - napi_disable(&bnx2x_fp(bp, i, napi)); - /* Disable interrupts after Tx and Rx are disabled on stack level */ - bnx2x_int_disable_sync(bp); - /* Release IRQs */ bnx2x_free_irq(bp); - if (unload_mode == UNLOAD_NORMAL) - reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; - - else if (bp->flags & NO_WOL_FLAG) { - reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; - if (CHIP_IS_E1H(bp)) - REG_WR(bp, MISC_REG_E1HMF_MODE, 0); - - } else if (bp->wol) { - u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; - u8 *mac_addr = bp->dev->dev_addr; - u32 val; - /* The mac address is written to entries 1-4 to - preserve entry 0 which is used by the PMF */ - u8 entry = (BP_E1HVN(bp) + 1)*8; - - val = (mac_addr[0] << 8) | mac_addr[1]; - EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); - - val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | - (mac_addr[4] << 8) | mac_addr[5]; - EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); - - reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; - - } else - reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; - if (CHIP_IS_E1(bp)) { struct mac_configuration_cmd *config = bnx2x_sp(bp, mcast_config); @@ -6712,14 +6710,41 @@ static int bnx2x_nic_unload(struct bnx2x *bp, int unload_mode) U64_LO(bnx2x_sp_mapping(bp, mcast_config)), 0); } else { /* E1H */ + REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); + bnx2x_set_mac_addr_e1h(bp, 0); for (i = 0; i < MC_HASH_SIZE; i++) REG_WR(bp, MC_HASH_OFFSET(bp, i), 0); } - if (CHIP_IS_E1H(bp)) - REG_WR(bp, NIG_REG_LLH0_FUNC_EN + port*8, 0); + if (unload_mode == UNLOAD_NORMAL) + reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; + + else if (bp->flags & NO_WOL_FLAG) { + reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_MCP; + if (CHIP_IS_E1H(bp)) + REG_WR(bp, MISC_REG_E1HMF_MODE, 0); + + } else if (bp->wol) { + u32 emac_base = port ? GRCBASE_EMAC1 : GRCBASE_EMAC0; + u8 *mac_addr = bp->dev->dev_addr; + u32 val; + /* The mac address is written to entries 1-4 to + preserve entry 0 which is used by the PMF */ + u8 entry = (BP_E1HVN(bp) + 1)*8; + + val = (mac_addr[0] << 8) | mac_addr[1]; + EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry, val); + + val = (mac_addr[2] << 24) | (mac_addr[3] << 16) | + (mac_addr[4] << 8) | mac_addr[5]; + EMAC_WR(bp, EMAC_REG_EMAC_MAC_MATCH + entry + 4, val); + + reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_EN; + + } else + reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; /* Close multi and leading connections Completions for ramrods are collected in a synchronous way */ @@ -6822,6 +6847,10 @@ static void __devinit bnx2x_undi_unload(struct bnx2x *bp) */ bnx2x_acquire_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); val = REG_RD(bp, DORQ_REG_NORM_CID_OFST); + if (val == 0x7) + REG_WR(bp, DORQ_REG_NORM_CID_OFST, 0); + bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); + if (val == 0x7) { u32 reset_code = DRV_MSG_CODE_UNLOAD_REQ_WOL_DIS; /* save our func */ @@ -6899,7 +6928,6 @@ static void __devinit bnx2x_undi_unload(struct bnx2x *bp) (SHMEM_RD(bp, func_mb[bp->func].drv_mb_header) & DRV_MSG_SEQ_NUMBER_MASK); } - bnx2x_release_hw_lock(bp, HW_LOCK_RESOURCE_UNDI); } } @@ -8618,34 +8646,6 @@ test_mem_exit: return rc; } -static void bnx2x_netif_start(struct bnx2x *bp) -{ - int i; - - if (atomic_dec_and_test(&bp->intr_sem)) { - if (netif_running(bp->dev)) { - bnx2x_int_enable(bp); - for_each_queue(bp, i) - napi_enable(&bnx2x_fp(bp, i, napi)); - if (bp->state == BNX2X_STATE_OPEN) - netif_wake_queue(bp->dev); - } - } -} - -static void bnx2x_netif_stop(struct bnx2x *bp) -{ - int i; - - if (netif_running(bp->dev)) { - netif_tx_disable(bp->dev); - bp->dev->trans_start = jiffies; /* prevent tx timeout */ - for_each_queue(bp, i) - napi_disable(&bnx2x_fp(bp, i, napi)); - } - bnx2x_int_disable_sync(bp); -} - static void bnx2x_wait_for_link(struct bnx2x *bp, u8 link_up) { int cnt = 1000; @@ -9251,6 +9251,7 @@ static int bnx2x_poll(struct napi_struct *napi, int budget) napi); struct bnx2x *bp = fp->bp; int work_done = 0; + u16 rx_cons_sb; #ifdef BNX2X_STOP_ON_ERROR if (unlikely(bp->panic)) @@ -9266,10 +9267,16 @@ static int bnx2x_poll(struct napi_struct *napi, int budget) if (BNX2X_HAS_TX_WORK(fp)) bnx2x_tx_int(fp, budget); + rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); + if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) + rx_cons_sb++; if (BNX2X_HAS_RX_WORK(fp)) work_done = bnx2x_rx_int(fp, budget); rmb(); /* BNX2X_HAS_WORK() reads the status block */ + rx_cons_sb = le16_to_cpu(*fp->rx_cons_sb); + if ((rx_cons_sb & MAX_RCQ_DESC_CNT) == MAX_RCQ_DESC_CNT) + rx_cons_sb++; /* must not complete if we consumed full budget */ if ((work_done < budget) && !BNX2X_HAS_WORK(fp)) { @@ -9485,8 +9492,7 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) fp_index = (smp_processor_id() % bp->num_queues); fp = &bp->fp[fp_index]; - if (unlikely(bnx2x_tx_avail(bp->fp) < - (skb_shinfo(skb)->nr_frags + 3))) { + if (unlikely(bnx2x_tx_avail(fp) < (skb_shinfo(skb)->nr_frags + 3))) { bp->eth_stats.driver_xoff++, netif_stop_queue(dev); BNX2X_ERR("BUG! Tx ring full when queue awake!\n"); @@ -9549,7 +9555,6 @@ static int bnx2x_start_xmit(struct sk_buff *skb, struct net_device *dev) tx_bd->vlan = cpu_to_le16(pkt_prod); if (xmit_type) { - /* turn on parsing and get a BD */ bd_prod = TX_BD(NEXT_TX_IDX(bd_prod)); pbd = (void *)&fp->tx_desc_ring[bd_prod]; diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c index a7800e559090..ec6b0af3d46b 100644 --- a/drivers/net/cpmac.c +++ b/drivers/net/cpmac.c @@ -26,7 +26,6 @@ #include <linux/errno.h> #include <linux/types.h> #include <linux/delay.h> -#include <linux/version.h> #include <linux/netdevice.h> #include <linux/etherdevice.h> diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h index f823b8ba5785..14b0e6cd3b8d 100644 --- a/drivers/net/e1000e/defines.h +++ b/drivers/net/e1000e/defines.h @@ -389,7 +389,7 @@ /* Interrupt Cause Set */ #define E1000_ICS_LSC E1000_ICR_LSC /* Link Status Change */ -#define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* rx desc min. threshold */ +#define E1000_ICS_RXSEQ E1000_ICR_RXSEQ /* Rx sequence error */ #define E1000_ICS_RXDMT0 E1000_ICR_RXDMT0 /* Rx desc min. threshold */ /* Transmit Descriptor Control */ diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h index cf57050d99d8..ac4e506b4f88 100644 --- a/drivers/net/e1000e/e1000.h +++ b/drivers/net/e1000e/e1000.h @@ -326,6 +326,7 @@ struct e1000_info { #define FLAG_RX_CSUM_ENABLED (1 << 28) #define FLAG_TSO_FORCE (1 << 29) #define FLAG_RX_RESTART_NOW (1 << 30) +#define FLAG_MSI_TEST_FAILED (1 << 31) #define E1000_RX_DESC_PS(R, i) \ (&(((union e1000_rx_desc_packet_split *)((R).desc))[i])) diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c index cf9679f2b7c4..e21c9e0f3738 100644 --- a/drivers/net/e1000e/ethtool.c +++ b/drivers/net/e1000e/ethtool.c @@ -177,7 +177,7 @@ static u32 e1000_get_link(struct net_device *netdev) u32 status; status = er32(STATUS); - return (status & E1000_STATUS_LU); + return (status & E1000_STATUS_LU) ? 1 : 0; } static int e1000_set_spd_dplx(struct e1000_adapter *adapter, u16 spddplx) diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c index 05b0b2f9c54b..d266510c8a94 100644 --- a/drivers/net/e1000e/netdev.c +++ b/drivers/net/e1000e/netdev.c @@ -510,9 +510,12 @@ static bool e1000_clean_rx_irq(struct e1000_adapter *adapter, netdev_alloc_skb(netdev, length + NET_IP_ALIGN); if (new_skb) { skb_reserve(new_skb, NET_IP_ALIGN); - memcpy(new_skb->data - NET_IP_ALIGN, - skb->data - NET_IP_ALIGN, - length + NET_IP_ALIGN); + skb_copy_to_linear_data_offset(new_skb, + -NET_IP_ALIGN, + (skb->data - + NET_IP_ALIGN), + (length + + NET_IP_ALIGN)); /* save the skb in buffer_info as good */ buffer_info->skb = skb; skb = new_skb; @@ -1233,26 +1236,36 @@ static irqreturn_t e1000_intr(int irq, void *data) return IRQ_HANDLED; } +/** + * e1000_request_irq - initialize interrupts + * + * Attempts to configure interrupts using the best available + * capabilities of the hardware and kernel. + **/ static int e1000_request_irq(struct e1000_adapter *adapter) { struct net_device *netdev = adapter->netdev; - irq_handler_t handler = e1000_intr; int irq_flags = IRQF_SHARED; int err; - if (!pci_enable_msi(adapter->pdev)) { - adapter->flags |= FLAG_MSI_ENABLED; - handler = e1000_intr_msi; - irq_flags = 0; + if (!(adapter->flags & FLAG_MSI_TEST_FAILED)) { + err = pci_enable_msi(adapter->pdev); + if (!err) { + adapter->flags |= FLAG_MSI_ENABLED; + irq_flags = 0; + } } - err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name, - netdev); + err = request_irq(adapter->pdev->irq, + ((adapter->flags & FLAG_MSI_ENABLED) ? + &e1000_intr_msi : &e1000_intr), + irq_flags, netdev->name, netdev); if (err) { - e_err("Unable to allocate %s interrupt (return: %d)\n", - adapter->flags & FLAG_MSI_ENABLED ? "MSI":"INTx", err); - if (adapter->flags & FLAG_MSI_ENABLED) + if (adapter->flags & FLAG_MSI_ENABLED) { pci_disable_msi(adapter->pdev); + adapter->flags &= ~FLAG_MSI_ENABLED; + } + e_err("Unable to allocate interrupt, Error: %d\n", err); } return err; @@ -2592,6 +2605,135 @@ err: } /** + * e1000_intr_msi_test - Interrupt Handler + * @irq: interrupt number + * @data: pointer to a network interface device structure + **/ +static irqreturn_t e1000_intr_msi_test(int irq, void *data) +{ + struct net_device *netdev = data; + struct e1000_adapter *adapter = netdev_priv(netdev); + struct e1000_hw *hw = &adapter->hw; + u32 icr = er32(ICR); + + e_dbg("%s: icr is %08X\n", netdev->name, icr); + if (icr & E1000_ICR_RXSEQ) { + adapter->flags &= ~FLAG_MSI_TEST_FAILED; + wmb(); + } + + return IRQ_HANDLED; +} + +/** + * e1000_test_msi_interrupt - Returns 0 for successful test + * @adapter: board private struct + * + * code flow taken from tg3.c + **/ +static int e1000_test_msi_interrupt(struct e1000_adapter *adapter) +{ + struct net_device *netdev = adapter->netdev; + struct e1000_hw *hw = &adapter->hw; + int err; + + /* poll_enable hasn't been called yet, so don't need disable */ + /* clear any pending events */ + er32(ICR); + + /* free the real vector and request a test handler */ + e1000_free_irq(adapter); + + /* Assume that the test fails, if it succeeds then the test + * MSI irq handler will unset this flag */ + adapter->flags |= FLAG_MSI_TEST_FAILED; + + err = pci_enable_msi(adapter->pdev); + if (err) + goto msi_test_failed; + + err = request_irq(adapter->pdev->irq, &e1000_intr_msi_test, 0, + netdev->name, netdev); + if (err) { + pci_disable_msi(adapter->pdev); + goto msi_test_failed; + } + + wmb(); + + e1000_irq_enable(adapter); + + /* fire an unusual interrupt on the test handler */ + ew32(ICS, E1000_ICS_RXSEQ); + e1e_flush(); + msleep(50); + + e1000_irq_disable(adapter); + + rmb(); + + if (adapter->flags & FLAG_MSI_TEST_FAILED) { + err = -EIO; + e_info("MSI interrupt test failed!\n"); + } + + free_irq(adapter->pdev->irq, netdev); + pci_disable_msi(adapter->pdev); + + if (err == -EIO) + goto msi_test_failed; + + /* okay so the test worked, restore settings */ + e_dbg("%s: MSI interrupt test succeeded!\n", netdev->name); +msi_test_failed: + /* restore the original vector, even if it failed */ + e1000_request_irq(adapter); + return err; +} + +/** + * e1000_test_msi - Returns 0 if MSI test succeeds or INTx mode is restored + * @adapter: board private struct + * + * code flow taken from tg3.c, called with e1000 interrupts disabled. + **/ +static int e1000_test_msi(struct e1000_adapter *adapter) +{ + int err; + u16 pci_cmd; + + if (!(adapter->flags & FLAG_MSI_ENABLED)) + return 0; + + /* disable SERR in case the MSI write causes a master abort */ + pci_read_config_word(adapter->pdev, PCI_COMMAND, &pci_cmd); + pci_write_config_word(adapter->pdev, PCI_COMMAND, + pci_cmd & ~PCI_COMMAND_SERR); + + err = e1000_test_msi_interrupt(adapter); + + /* restore previous setting of command word */ + pci_write_config_word(adapter->pdev, PCI_COMMAND, pci_cmd); + + /* success ! */ + if (!err) + return 0; + + /* EIO means MSI test failed */ + if (err != -EIO) + return err; + + /* back to INTx mode */ + e_warn("MSI interrupt test failed, using legacy interrupt.\n"); + + e1000_free_irq(adapter); + + err = e1000_request_irq(adapter); + + return err; +} + +/** * e1000_open - Called when a network interface is made active * @netdev: network interface device structure * @@ -2649,6 +2791,19 @@ static int e1000_open(struct net_device *netdev) if (err) goto err_req_irq; + /* + * Work around PCIe errata with MSI interrupts causing some chipsets to + * ignore e1000e MSI messages, which means we need to test our MSI + * interrupt now + */ + { + err = e1000_test_msi(adapter); + if (err) { + e_err("Interrupt allocation failed\n"); + goto err_req_irq; + } + } + /* From here on the code is the same as e1000e_up() */ clear_bit(__E1000_DOWN, &adapter->state); @@ -3055,7 +3210,7 @@ static void e1000_watchdog_task(struct work_struct *work) case SPEED_10: txb2b = 0; netdev->tx_queue_len = 10; - adapter->tx_timeout_factor = 14; + adapter->tx_timeout_factor = 16; break; case SPEED_100: txb2b = 0; @@ -3721,7 +3876,7 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu) struct e1000_adapter *adapter = netdev_priv(netdev); int max_frame = new_mtu + ETH_HLEN + ETH_FCS_LEN; - if ((max_frame < ETH_ZLEN + ETH_FCS_LEN) || + if ((new_mtu < ETH_ZLEN + ETH_FCS_LEN + VLAN_HLEN) || (max_frame > MAX_JUMBO_FRAME_SIZE)) { e_err("Invalid MTU setting\n"); return -EINVAL; diff --git a/drivers/net/e1000e/param.c b/drivers/net/e1000e/param.c index 8effc3107f9a..ed912e023a72 100644 --- a/drivers/net/e1000e/param.c +++ b/drivers/net/e1000e/param.c @@ -324,14 +324,27 @@ void __devinit e1000e_check_options(struct e1000_adapter *adapter) adapter->itr = 20000; break; default: - e1000_validate_option(&adapter->itr, &opt, - adapter); /* - * save the setting, because the dynamic bits - * change itr. clear the lower two bits - * because they are used as control + * Save the setting, because the dynamic bits + * change itr. */ - adapter->itr_setting = adapter->itr & ~3; + if (e1000_validate_option(&adapter->itr, &opt, + adapter) && + (adapter->itr == 3)) { + /* + * In case of invalid user value, + * default to conservative mode. + */ + adapter->itr_setting = adapter->itr; + adapter->itr = 20000; + } else { + /* + * Clear the lower two bits because + * they are used as control. + */ + adapter->itr_setting = + adapter->itr & ~3; + } break; } } else { diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index ca6cf6ecb37b..999d69168277 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -134,9 +134,7 @@ static int gfar_process_frame(struct net_device *dev, struct sk_buff *skb, int l static void gfar_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp); void gfar_halt(struct net_device *dev); -#ifdef CONFIG_PM static void gfar_halt_nodisable(struct net_device *dev); -#endif void gfar_start(struct net_device *dev); static void gfar_clear_exact_match(struct net_device *dev); static void gfar_set_mac_for_addr(struct net_device *dev, int num, u8 *addr); @@ -631,7 +629,6 @@ static void init_registers(struct net_device *dev) } -#ifdef CONFIG_PM /* Halt the receive and transmit queues */ static void gfar_halt_nodisable(struct net_device *dev) { @@ -657,7 +654,6 @@ static void gfar_halt_nodisable(struct net_device *dev) cpu_relax(); } } -#endif /* Halt the receive and transmit queues */ void gfar_halt(struct net_device *dev) @@ -666,6 +662,8 @@ void gfar_halt(struct net_device *dev) struct gfar __iomem *regs = priv->regs; u32 tempval; + gfar_halt_nodisable(dev); + /* Disable Rx and Tx */ tempval = gfar_read(®s->maccfg1); tempval &= ~(MACCFG1_RX_EN | MACCFG1_TX_EN); diff --git a/drivers/net/gianfar_sysfs.c b/drivers/net/gianfar_sysfs.c index 5116f68e01b9..782c20170082 100644 --- a/drivers/net/gianfar_sysfs.c +++ b/drivers/net/gianfar_sysfs.c @@ -33,7 +33,6 @@ #include <asm/uaccess.h> #include <linux/module.h> -#include <linux/version.h> #include "gianfar.h" diff --git a/drivers/net/ipg.h b/drivers/net/ipg.h index e0e718ab4c2e..dd9318f19497 100644 --- a/drivers/net/ipg.h +++ b/drivers/net/ipg.h @@ -7,7 +7,6 @@ #ifndef __LINUX_IPG_H #define __LINUX_IPG_H -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> @@ -21,7 +20,6 @@ #include <linux/etherdevice.h> #include <linux/init.h> #include <linux/skbuff.h> -#include <linux/version.h> #include <asm/bitops.h> /* diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c index 2f38e847e2cd..f96358b641af 100644 --- a/drivers/net/ixgbe/ixgbe_82598.c +++ b/drivers/net/ixgbe/ixgbe_82598.c @@ -190,6 +190,7 @@ static enum ixgbe_media_type ixgbe_get_media_type_82598(struct ixgbe_hw *hw) case IXGBE_DEV_ID_82598AF_DUAL_PORT: case IXGBE_DEV_ID_82598AF_SINGLE_PORT: case IXGBE_DEV_ID_82598EB_CX4: + case IXGBE_DEV_ID_82598_CX4_DUAL_PORT: media_type = ixgbe_media_type_fiber; break; case IXGBE_DEV_ID_82598AT_DUAL_PORT: diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c index e5f3da8468cc..34bca16d48a6 100644 --- a/drivers/net/ixgbe/ixgbe_main.c +++ b/drivers/net/ixgbe/ixgbe_main.c @@ -48,7 +48,7 @@ char ixgbe_driver_name[] = "ixgbe"; static const char ixgbe_driver_string[] = "Intel(R) 10 Gigabit PCI Express Network Driver"; -#define DRV_VERSION "1.3.18-k2" +#define DRV_VERSION "1.3.18-k4" const char ixgbe_driver_version[] = DRV_VERSION; static const char ixgbe_copyright[] = "Copyright (c) 1999-2007 Intel Corporation."; @@ -72,6 +72,8 @@ static struct pci_device_id ixgbe_pci_tbl[] = { board_82598 }, {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598EB_CX4), board_82598 }, + {PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82598_CX4_DUAL_PORT), + board_82598 }, /* required last entry */ {0, } diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h index 1ad7cb9c25a8..c0282a223df3 100644 --- a/drivers/net/ixgbe/ixgbe_type.h +++ b/drivers/net/ixgbe/ixgbe_type.h @@ -39,6 +39,7 @@ #define IXGBE_DEV_ID_82598AF_SINGLE_PORT 0x10C7 #define IXGBE_DEV_ID_82598AT_DUAL_PORT 0x10C8 #define IXGBE_DEV_ID_82598EB_CX4 0x10DD +#define IXGBE_DEV_ID_82598_CX4_DUAL_PORT 0x10EC /* General Registers */ #define IXGBE_CTRL 0x00000 diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c index 49f6bc036a92..3b43bfd85a0f 100644 --- a/drivers/net/loopback.c +++ b/drivers/net/loopback.c @@ -64,68 +64,6 @@ struct pcpu_lstats { unsigned long bytes; }; -/* KISS: just allocate small chunks and copy bits. - * - * So, in fact, this is documentation, explaining what we expect - * of largesending device modulo TCP checksum, which is ignored for loopback. - */ - -#ifdef LOOPBACK_TSO -static void emulate_large_send_offload(struct sk_buff *skb) -{ - struct iphdr *iph = ip_hdr(skb); - struct tcphdr *th = (struct tcphdr *)(skb_network_header(skb) + - (iph->ihl * 4)); - unsigned int doffset = (iph->ihl + th->doff) * 4; - unsigned int mtu = skb_shinfo(skb)->gso_size + doffset; - unsigned int offset = 0; - u32 seq = ntohl(th->seq); - u16 id = ntohs(iph->id); - - while (offset + doffset < skb->len) { - unsigned int frag_size = min(mtu, skb->len - offset) - doffset; - struct sk_buff *nskb = alloc_skb(mtu + 32, GFP_ATOMIC); - - if (!nskb) - break; - skb_reserve(nskb, 32); - skb_set_mac_header(nskb, -ETH_HLEN); - skb_reset_network_header(nskb); - iph = ip_hdr(nskb); - skb_copy_to_linear_data(nskb, skb_network_header(skb), - doffset); - if (skb_copy_bits(skb, - doffset + offset, - nskb->data + doffset, - frag_size)) - BUG(); - skb_put(nskb, doffset + frag_size); - nskb->ip_summed = CHECKSUM_UNNECESSARY; - nskb->dev = skb->dev; - nskb->priority = skb->priority; - nskb->protocol = skb->protocol; - nskb->dst = dst_clone(skb->dst); - memcpy(nskb->cb, skb->cb, sizeof(skb->cb)); - nskb->pkt_type = skb->pkt_type; - - th = (struct tcphdr *)(skb_network_header(nskb) + iph->ihl * 4); - iph->tot_len = htons(frag_size + doffset); - iph->id = htons(id); - iph->check = 0; - iph->check = ip_fast_csum((unsigned char *) iph, iph->ihl); - th->seq = htonl(seq); - if (offset + doffset + frag_size < skb->len) - th->fin = th->psh = 0; - netif_rx(nskb); - offset += frag_size; - seq += frag_size; - id++; - } - - dev_kfree_skb(skb); -} -#endif /* LOOPBACK_TSO */ - /* * The higher levels take care of making this non-reentrant (it's * called with bh's disabled). @@ -137,9 +75,6 @@ static int loopback_xmit(struct sk_buff *skb, struct net_device *dev) skb_orphan(skb); skb->protocol = eth_type_trans(skb,dev); -#ifndef LOOPBACK_MUST_CHECKSUM - skb->ip_summed = CHECKSUM_UNNECESSARY; -#endif #ifdef LOOPBACK_TSO if (skb_is_gso(skb)) { @@ -234,9 +169,7 @@ static void loopback_setup(struct net_device *dev) dev->type = ARPHRD_LOOPBACK; /* 0x0001*/ dev->flags = IFF_LOOPBACK; dev->features = NETIF_F_SG | NETIF_F_FRAGLIST -#ifdef LOOPBACK_TSO | NETIF_F_TSO -#endif | NETIF_F_NO_CSUM | NETIF_F_HIGHDMA | NETIF_F_LLTX diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index f1de38f8b742..54cd89cb0838 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -56,7 +56,6 @@ #include <linux/ethtool.h> #include <linux/firmware.h> #include <linux/delay.h> -#include <linux/version.h> #include <linux/timer.h> #include <linux/vmalloc.h> #include <linux/crc32.h> @@ -3548,7 +3547,11 @@ static void myri10ge_probe_slices(struct myri10ge_priv *mgp) /* try to load the slice aware rss firmware */ old_fw = mgp->fw_name; - if (old_fw == myri10ge_fw_aligned) + if (myri10ge_fw_name != NULL) { + dev_info(&mgp->pdev->dev, "overriding rss firmware to %s\n", + myri10ge_fw_name); + mgp->fw_name = myri10ge_fw_name; + } else if (old_fw == myri10ge_fw_aligned) mgp->fw_name = myri10ge_fw_rss_aligned; else mgp->fw_name = myri10ge_fw_rss_unaligned; diff --git a/drivers/net/ne.c b/drivers/net/ne.c index 42443d697423..fa3ceca4e15c 100644 --- a/drivers/net/ne.c +++ b/drivers/net/ne.c @@ -118,7 +118,7 @@ bad_clone_list[] __initdata = { {"E-LAN100", "E-LAN200", {0x00, 0x00, 0x5d}}, /* Broken ne1000 clones */ {"PCM-4823", "PCM-4823", {0x00, 0xc0, 0x6c}}, /* Broken Advantech MoBo */ {"REALTEK", "RTL8019", {0x00, 0x00, 0xe8}}, /* no-name with Realtek chip */ -#if defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938) +#ifdef CONFIG_MACH_TX49XX {"RBHMA4X00-RTL8019", "RBHMA4X00/RTL8019", {0x00, 0x60, 0x0a}}, /* Toshiba built-in */ #endif {"LCS-8834", "LCS-8836", {0x04, 0x04, 0x37}}, /* ShinyNet (SET) */ @@ -142,7 +142,7 @@ bad_clone_list[] __initdata = { #if defined(CONFIG_PLAT_MAPPI) # define DCR_VAL 0x4b #elif defined(CONFIG_PLAT_OAKS32R) || \ - defined(CONFIG_TOSHIBA_RBTX4927) || defined(CONFIG_TOSHIBA_RBTX4938) + defined(CONFIG_MACH_TX49XX) # define DCR_VAL 0x48 /* 8-bit mode */ #else # define DCR_VAL 0x49 diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index 93a7b9b668d5..244ab49c4337 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -45,7 +45,6 @@ #include <linux/in.h> #include <linux/tcp.h> #include <linux/skbuff.h> -#include <linux/version.h> #include <linux/ethtool.h> #include <linux/mii.h> @@ -66,8 +65,8 @@ #define _NETXEN_NIC_LINUX_MAJOR 4 #define _NETXEN_NIC_LINUX_MINOR 0 -#define _NETXEN_NIC_LINUX_SUBVERSION 0 -#define NETXEN_NIC_LINUX_VERSIONID "4.0.0" +#define _NETXEN_NIC_LINUX_SUBVERSION 11 +#define NETXEN_NIC_LINUX_VERSIONID "4.0.11" #define NETXEN_VERSION_CODE(a, b, c) (((a) << 16) + ((b) << 8) + (c)) @@ -1615,7 +1614,8 @@ dma_watchdog_wakeup(struct netxen_adapter *adapter) int netxen_is_flash_supported(struct netxen_adapter *adapter); -int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 mac[]); +int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 *mac); +int netxen_p3_get_mac_addr(struct netxen_adapter *adapter, __le64 *mac); extern void netxen_change_ringparam(struct netxen_adapter *adapter); extern int netxen_rom_fast_read(struct netxen_adapter *adapter, int addr, int *valp); diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c index 4ad3e0844b99..b974ca0fc530 100644 --- a/drivers/net/netxen/netxen_nic_ethtool.c +++ b/drivers/net/netxen/netxen_nic_ethtool.c @@ -38,7 +38,6 @@ #include <asm/io.h> #include <linux/netdevice.h> #include <linux/ethtool.h> -#include <linux/version.h> #include "netxen_nic.h" #include "netxen_nic_hw.h" diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h index e8e8d73f6ed7..e80f9e3e5973 100644 --- a/drivers/net/netxen/netxen_nic_hdr.h +++ b/drivers/net/netxen/netxen_nic_hdr.h @@ -32,8 +32,6 @@ #include <linux/module.h> #include <linux/kernel.h> -#include <linux/version.h> - #include <linux/spinlock.h> #include <asm/irq.h> #include <linux/init.h> diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 9aa20f961618..84978f80f396 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -733,31 +733,56 @@ static int netxen_get_flash_block(struct netxen_adapter *adapter, int base, return 0; } -int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 mac[]) +int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, __le64 *mac) { - __le32 *pmac = (__le32 *) & mac[0]; + __le32 *pmac = (__le32 *) mac; + u32 offset; - if (netxen_get_flash_block(adapter, - NETXEN_USER_START + - offsetof(struct netxen_new_user_info, - mac_addr), - FLASH_NUM_PORTS * sizeof(u64), pmac) == -1) { + offset = NETXEN_USER_START + + offsetof(struct netxen_new_user_info, mac_addr) + + adapter->portnum * sizeof(u64); + + if (netxen_get_flash_block(adapter, offset, sizeof(u64), pmac) == -1) return -1; - } + if (*mac == cpu_to_le64(~0ULL)) { + + offset = NETXEN_USER_START_OLD + + offsetof(struct netxen_user_old_info, mac_addr) + + adapter->portnum * sizeof(u64); + if (netxen_get_flash_block(adapter, - NETXEN_USER_START_OLD + - offsetof(struct netxen_user_old_info, - mac_addr), - FLASH_NUM_PORTS * sizeof(u64), - pmac) == -1) + offset, sizeof(u64), pmac) == -1) return -1; + if (*mac == cpu_to_le64(~0ULL)) return -1; } return 0; } +int netxen_p3_get_mac_addr(struct netxen_adapter *adapter, __le64 *mac) +{ + uint32_t crbaddr, mac_hi, mac_lo; + int pci_func = adapter->ahw.pci_func; + + crbaddr = CRB_MAC_BLOCK_START + + (4 * ((pci_func/2) * 3)) + (4 * (pci_func & 1)); + + adapter->hw_read_wx(adapter, crbaddr, &mac_lo, 4); + adapter->hw_read_wx(adapter, crbaddr+4, &mac_hi, 4); + + mac_hi = cpu_to_le32(mac_hi); + mac_lo = cpu_to_le32(mac_lo); + + if (pci_func & 1) + *mac = ((mac_lo >> 16) | ((u64)mac_hi << 16)); + else + *mac = ((mac_lo) | ((u64)mac_hi << 32)); + + return 0; +} + #define CRB_WIN_LOCK_TIMEOUT 100000000 static int crb_win_lock(struct netxen_adapter *adapter) @@ -2183,10 +2208,10 @@ void netxen_nic_flash_print(struct netxen_adapter *adapter) if (adapter->portnum == 0) { get_brd_name_by_type(board_info->board_type, brd_name); - printk("NetXen %s Board S/N %s Chip id 0x%x\n", - brd_name, serial_num, board_info->chip_id); - printk("NetXen Firmware version %d.%d.%d\n", fw_major, - fw_minor, fw_build); + printk(KERN_INFO "NetXen %s Board S/N %s Chip rev 0x%x\n", + brd_name, serial_num, adapter->ahw.revision_id); + printk(KERN_INFO "NetXen Firmware version %d.%d.%d\n", + fw_major, fw_minor, fw_build); } if (NETXEN_VERSION_CODE(fw_major, fw_minor, fw_build) < diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 519fc860e17e..5bba675d0504 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -1079,10 +1079,12 @@ int netxen_initialize_adapter_offload(struct netxen_adapter *adapter) void netxen_free_adapter_offload(struct netxen_adapter *adapter) { - int i; + int i = 100; + + if (!adapter->dummy_dma.addr) + return; - if (adapter->dummy_dma.addr) { - i = 100; + if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { do { if (dma_watchdog_shutdown_request(adapter) == 1) break; @@ -1090,17 +1092,17 @@ void netxen_free_adapter_offload(struct netxen_adapter *adapter) if (dma_watchdog_shutdown_poll_result(adapter) == 1) break; } while (--i); + } - if (i) { - pci_free_consistent(adapter->pdev, - NETXEN_HOST_DUMMY_DMA_SIZE, - adapter->dummy_dma.addr, - adapter->dummy_dma.phys_addr); - adapter->dummy_dma.addr = NULL; - } else { - printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n", - adapter->netdev->name); - } + if (i) { + pci_free_consistent(adapter->pdev, + NETXEN_HOST_DUMMY_DMA_SIZE, + adapter->dummy_dma.addr, + adapter->dummy_dma.phys_addr); + adapter->dummy_dma.addr = NULL; + } else { + printk(KERN_ERR "%s: dma_watchdog_shutdown failed\n", + adapter->netdev->name); } } diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 7615c715e66e..32bb47adbe39 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -149,76 +149,18 @@ static uint32_t msi_tgt_status[8] = { static struct netxen_legacy_intr_set legacy_intr[] = NX_LEGACY_INTR_CONFIG; -static void netxen_nic_disable_int(struct netxen_adapter *adapter) +static inline void netxen_nic_disable_int(struct netxen_adapter *adapter) { - u32 mask = 0x7ff; - int retries = 32; - int pci_fn = adapter->ahw.pci_func; - - if (adapter->msi_mode != MSI_MODE_MULTIFUNC) - adapter->pci_write_normalize(adapter, - adapter->crb_intr_mask, 0); - - if (adapter->intr_scheme != -1 && - adapter->intr_scheme != INTR_SCHEME_PERPORT) - adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask); - - if (!NETXEN_IS_MSI_FAMILY(adapter)) { - do { - adapter->pci_write_immediate(adapter, - adapter->legacy_intr.tgt_status_reg, - 0xffffffff); - mask = adapter->pci_read_immediate(adapter, - ISR_INT_VECTOR); - if (!(mask & 0x80)) - break; - udelay(10); - } while (--retries); - - if (!retries) { - printk(KERN_NOTICE "%s: Failed to disable interrupt\n", - netxen_nic_driver_name); - } - } else { - if (adapter->msi_mode == MSI_MODE_MULTIFUNC) { - adapter->pci_write_immediate(adapter, - msi_tgt_status[pci_fn], 0xffffffff); - } - } + adapter->pci_write_normalize(adapter, adapter->crb_intr_mask, 0); } -static void netxen_nic_enable_int(struct netxen_adapter *adapter) +static inline void netxen_nic_enable_int(struct netxen_adapter *adapter) { - u32 mask; - - if (adapter->intr_scheme != -1 && - adapter->intr_scheme != INTR_SCHEME_PERPORT) { - switch (adapter->ahw.board_type) { - case NETXEN_NIC_GBE: - mask = 0x77b; - break; - case NETXEN_NIC_XGBE: - mask = 0x77f; - break; - default: - mask = 0x7ff; - break; - } - - adapter->pci_write_immediate(adapter, ISR_INT_MASK, mask); - } - adapter->pci_write_normalize(adapter, adapter->crb_intr_mask, 0x1); - if (!NETXEN_IS_MSI_FAMILY(adapter)) { - mask = 0xbff; - if (adapter->intr_scheme == INTR_SCHEME_PERPORT) - adapter->pci_write_immediate(adapter, - adapter->legacy_intr.tgt_mask_reg, mask); - else - adapter->pci_write_normalize(adapter, - CRB_INT_VECTOR, 0); - } + if (!NETXEN_IS_MSI_FAMILY(adapter)) + adapter->pci_write_immediate(adapter, + adapter->legacy_intr.tgt_mask_reg, 0xfbff); } static int nx_set_dma_mask(struct netxen_adapter *adapter, uint8_t revision_id) @@ -501,6 +443,44 @@ static void netxen_init_msix_entries(struct netxen_adapter *adapter) adapter->msix_entries[i].entry = i; } +static int +netxen_read_mac_addr(struct netxen_adapter *adapter) +{ + int i; + unsigned char *p; + __le64 mac_addr; + DECLARE_MAC_BUF(mac); + struct net_device *netdev = adapter->netdev; + struct pci_dev *pdev = adapter->pdev; + + if (netxen_is_flash_supported(adapter) != 0) + return -EIO; + + if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { + if (netxen_p3_get_mac_addr(adapter, &mac_addr) != 0) + return -EIO; + } else { + if (netxen_get_flash_mac_addr(adapter, &mac_addr) != 0) + return -EIO; + } + + p = (unsigned char *)&mac_addr; + for (i = 0; i < 6; i++) + netdev->dev_addr[i] = *(p + 5 - i); + + memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len); + + /* set station address */ + + if (!is_valid_ether_addr(netdev->perm_addr)) { + dev_warn(&pdev->dev, "Bad MAC address %s.\n", + print_mac(mac, netdev->dev_addr)); + } else + adapter->macaddr_set(adapter, netdev->dev_addr); + + return 0; +} + /* * netxen_nic_probe() * @@ -529,10 +509,8 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) unsigned long mem_base, mem_len, db_base, db_len, pci_len0 = 0; int i = 0, err; int first_driver, first_boot; - __le64 mac_addr[FLASH_NUM_PORTS + 1]; u32 val; int pci_func_id = PCI_FUNC(pdev->devfn); - DECLARE_MAC_BUF(mac); struct netxen_legacy_intr_set *legacy_intrp; uint8_t revision_id; @@ -545,6 +523,13 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) return -ENODEV; } + if (pdev->revision >= NX_P3_A0 && pdev->revision < NX_P3_B1) { + printk(KERN_WARNING "NetXen chip revisions between 0x%x-0x%x" + "will not be enabled.\n", + NX_P3_A0, NX_P3_B1); + return -ENODEV; + } + if ((err = pci_enable_device(pdev))) return err; @@ -898,34 +883,14 @@ request_msi: goto err_out_disable_msi; init_timer(&adapter->watchdog_timer); - adapter->ahw.linkup = 0; adapter->watchdog_timer.function = &netxen_watchdog; adapter->watchdog_timer.data = (unsigned long)adapter; INIT_WORK(&adapter->watchdog_task, netxen_watchdog_task); INIT_WORK(&adapter->tx_timeout_task, netxen_tx_timeout_task); - if (netxen_is_flash_supported(adapter) == 0 && - netxen_get_flash_mac_addr(adapter, mac_addr) == 0) { - unsigned char *p; - - p = (unsigned char *)&mac_addr[adapter->portnum]; - netdev->dev_addr[0] = *(p + 5); - netdev->dev_addr[1] = *(p + 4); - netdev->dev_addr[2] = *(p + 3); - netdev->dev_addr[3] = *(p + 2); - netdev->dev_addr[4] = *(p + 1); - netdev->dev_addr[5] = *(p + 0); - - memcpy(netdev->perm_addr, netdev->dev_addr, - netdev->addr_len); - if (!is_valid_ether_addr(netdev->perm_addr)) { - printk(KERN_ERR "%s: Bad MAC address %s.\n", - netxen_nic_driver_name, - print_mac(mac, netdev->dev_addr)); - } else { - adapter->macaddr_set(adapter, netdev->dev_addr); - } - } + err = netxen_read_mac_addr(adapter); + if (err) + dev_warn(&pdev->dev, "failed to read mac addr\n"); netif_carrier_off(netdev); netif_stop_queue(netdev); @@ -1000,6 +965,7 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev) if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) { netxen_free_hw_resources(adapter); + netxen_release_rx_buffers(adapter); netxen_free_sw_resources(adapter); } @@ -1069,6 +1035,15 @@ static int netxen_nic_open(struct net_device *netdev) goto err_out_free_sw; } + if ((adapter->msi_mode != MSI_MODE_MULTIFUNC) || + (adapter->intr_scheme != INTR_SCHEME_PERPORT)) { + printk(KERN_ERR "%s: Firmware interrupt scheme is " + "incompatible with driver\n", + netdev->name); + adapter->driver_mismatch = 1; + goto err_out_free_hw; + } + if (adapter->fw_major < 4) { adapter->crb_addr_cmd_producer = crb_cmd_producer[adapter->portnum]; @@ -1094,7 +1069,7 @@ static int netxen_nic_open(struct net_device *netdev) flags, netdev->name, adapter); if (err) { printk(KERN_ERR "request_irq failed with: %d\n", err); - goto err_out_free_hw; + goto err_out_free_rxbuf; } adapter->is_up = NETXEN_ADAPTER_UP_MAGIC; @@ -1116,6 +1091,7 @@ static int netxen_nic_open(struct net_device *netdev) if (adapter->set_mtu) adapter->set_mtu(adapter, netdev->mtu); + adapter->ahw.linkup = 0; mod_timer(&adapter->watchdog_timer, jiffies); napi_enable(&adapter->napi); @@ -1127,6 +1103,8 @@ static int netxen_nic_open(struct net_device *netdev) err_out_free_irq: free_irq(adapter->irq, adapter); +err_out_free_rxbuf: + netxen_release_rx_buffers(adapter); err_out_free_hw: netxen_free_hw_resources(adapter); err_out_free_sw: @@ -1152,10 +1130,8 @@ static int netxen_nic_close(struct net_device *netdev) netxen_release_tx_buffers(adapter); - if (adapter->is_up == NETXEN_ADAPTER_UP_MAGIC) { - FLUSH_SCHEDULED_WORK(); - del_timer_sync(&adapter->watchdog_timer); - } + FLUSH_SCHEDULED_WORK(); + del_timer_sync(&adapter->watchdog_timer); return 0; } @@ -1458,7 +1434,8 @@ void netxen_watchdog_task(struct work_struct *work) netxen_nic_handle_phy_intr(adapter); - mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ); + if (netif_running(adapter->netdev)) + mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ); } static void netxen_tx_timeout(struct net_device *netdev) @@ -1518,18 +1495,9 @@ struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev) return stats; } -static inline void -netxen_handle_int(struct netxen_adapter *adapter) -{ - netxen_nic_disable_int(adapter); - napi_schedule(&adapter->napi); -} - static irqreturn_t netxen_intr(int irq, void *data) { struct netxen_adapter *adapter = data; - u32 our_int = 0; - u32 status = 0; status = adapter->pci_read_immediate(adapter, ISR_INT_VECTOR); @@ -1544,22 +1512,32 @@ static irqreturn_t netxen_intr(int irq, void *data) if (!ISR_LEGACY_INT_TRIGGERED(status)) return IRQ_NONE; - } else if (NX_IS_REVISION_P2(adapter->ahw.revision_id)) { + } else { + unsigned long our_int = 0; our_int = adapter->pci_read_normalize(adapter, CRB_INT_VECTOR); + /* not our interrupt */ - if ((our_int & (0x80 << adapter->portnum)) == 0) + if (!test_and_clear_bit((7 + adapter->portnum), &our_int)) return IRQ_NONE; - if (adapter->intr_scheme == INTR_SCHEME_PERPORT) { - /* claim interrupt */ - adapter->pci_write_normalize(adapter, - CRB_INT_VECTOR, - our_int & ~((u32)(0x80 << adapter->portnum))); - } + /* claim interrupt */ + adapter->pci_write_normalize(adapter, + CRB_INT_VECTOR, (our_int & 0xffffffff)); } - netxen_handle_int(adapter); + /* clear interrupt */ + if (adapter->fw_major < 4) + netxen_nic_disable_int(adapter); + + adapter->pci_write_immediate(adapter, + adapter->legacy_intr.tgt_status_reg, + 0xffffffff); + /* read twice to ensure write is flushed */ + adapter->pci_read_immediate(adapter, ISR_INT_VECTOR); + adapter->pci_read_immediate(adapter, ISR_INT_VECTOR); + + napi_schedule(&adapter->napi); return IRQ_HANDLED; } @@ -1568,7 +1546,11 @@ static irqreturn_t netxen_msi_intr(int irq, void *data) { struct netxen_adapter *adapter = data; - netxen_handle_int(adapter); + /* clear interrupt */ + adapter->pci_write_immediate(adapter, + msi_tgt_status[adapter->ahw.pci_func], 0xffffffff); + + napi_schedule(&adapter->napi); return IRQ_HANDLED; } diff --git a/drivers/net/netxen/netxen_nic_phan_reg.h b/drivers/net/netxen/netxen_nic_phan_reg.h index 83e5ee57bfef..b293adcc95ab 100644 --- a/drivers/net/netxen/netxen_nic_phan_reg.h +++ b/drivers/net/netxen/netxen_nic_phan_reg.h @@ -125,6 +125,8 @@ #define CRB_SW_INT_MASK_2 NETXEN_NIC_REG(0x1e4) #define CRB_SW_INT_MASK_3 NETXEN_NIC_REG(0x1e8) +#define CRB_MAC_BLOCK_START NETXEN_CAM_RAM(0x1c0) + /* * capabilities register, can be used to selectively enable/disable features * for backward compability diff --git a/drivers/net/ppp_mppe.c b/drivers/net/ppp_mppe.c index b35d79449500..88f03c9e9403 100644 --- a/drivers/net/ppp_mppe.c +++ b/drivers/net/ppp_mppe.c @@ -46,7 +46,6 @@ #include <linux/err.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/types.h> #include <linux/slab.h> diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c index f9298827a76c..ff175e8f36b2 100644 --- a/drivers/net/pppol2tp.c +++ b/drivers/net/pppol2tp.c @@ -61,7 +61,6 @@ */ #include <linux/module.h> -#include <linux/version.h> #include <linux/string.h> #include <linux/list.h> #include <asm/uaccess.h> diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c index 6531ff565c54..5d86281d9363 100644 --- a/drivers/net/r6040.c +++ b/drivers/net/r6040.c @@ -24,7 +24,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/moduleparam.h> #include <linux/string.h> #include <linux/timer.h> diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index 25e62cf58d3a..1c370e6aa641 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -20,7 +20,6 @@ * the file called "COPYING". */ -#include <linux/version.h> #include <linux/init.h> #include <linux/dma-mapping.h> #include <linux/etherdevice.h> diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 7d29edcd40b4..e24b25ca1c69 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -24,7 +24,6 @@ #include <linux/crc32.h> #include <linux/kernel.h> -#include <linux/version.h> #include <linux/module.h> #include <linux/netdevice.h> #include <linux/dma-mapping.h> @@ -666,11 +665,16 @@ static void sky2_phy_power_down(struct sky2_hw *hw, unsigned port) if (hw->chip_id != CHIP_ID_YUKON_EC) { if (hw->chip_id == CHIP_ID_YUKON_EC_U) { - ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL); + /* select page 2 to access MAC control register */ + gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 2); + ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL); /* enable Power Down */ ctrl |= PHY_M_PC_POW_D_ENA; gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, ctrl); + + /* set page register back to 0 */ + gm_phy_write(hw, port, PHY_MARV_EXT_ADR, 0); } /* set IEEE compatible Power Down Mode (dev. #4.99) */ diff --git a/drivers/net/tehuti.h b/drivers/net/tehuti.h index c66dfc9ec1ec..7db48f1cd949 100644 --- a/drivers/net/tehuti.h +++ b/drivers/net/tehuti.h @@ -27,7 +27,6 @@ #include <linux/sched.h> #include <linux/tty.h> #include <linux/if_vlan.h> -#include <linux/version.h> #include <linux/interrupt.h> #include <linux/vmalloc.h> #include <asm/byteorder.h> diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index d2439b85a790..71d2c5cfdad9 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -66,8 +66,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.93" -#define DRV_MODULE_RELDATE "May 22, 2008" +#define DRV_MODULE_VERSION "3.94" +#define DRV_MODULE_RELDATE "August 14, 2008" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -536,6 +536,7 @@ static int tg3_ape_lock(struct tg3 *tp, int locknum) return 0; switch (locknum) { + case TG3_APE_LOCK_GRC: case TG3_APE_LOCK_MEM: break; default: @@ -573,6 +574,7 @@ static void tg3_ape_unlock(struct tg3 *tp, int locknum) return; switch (locknum) { + case TG3_APE_LOCK_GRC: case TG3_APE_LOCK_MEM: break; default: @@ -1018,15 +1020,43 @@ static void tg3_mdio_fini(struct tg3 *tp) } /* tp->lock is held. */ +static inline void tg3_generate_fw_event(struct tg3 *tp) +{ + u32 val; + + val = tr32(GRC_RX_CPU_EVENT); + val |= GRC_RX_CPU_DRIVER_EVENT; + tw32_f(GRC_RX_CPU_EVENT, val); + + tp->last_event_jiffies = jiffies; +} + +#define TG3_FW_EVENT_TIMEOUT_USEC 2500 + +/* tp->lock is held. */ static void tg3_wait_for_event_ack(struct tg3 *tp) { int i; + unsigned int delay_cnt; + long time_remain; + + /* If enough time has passed, no wait is necessary. */ + time_remain = (long)(tp->last_event_jiffies + 1 + + usecs_to_jiffies(TG3_FW_EVENT_TIMEOUT_USEC)) - + (long)jiffies; + if (time_remain < 0) + return; - /* Wait for up to 2.5 milliseconds */ - for (i = 0; i < 250000; i++) { + /* Check if we can shorten the wait time. */ + delay_cnt = jiffies_to_usecs(time_remain); + if (delay_cnt > TG3_FW_EVENT_TIMEOUT_USEC) + delay_cnt = TG3_FW_EVENT_TIMEOUT_USEC; + delay_cnt = (delay_cnt >> 3) + 1; + + for (i = 0; i < delay_cnt; i++) { if (!(tr32(GRC_RX_CPU_EVENT) & GRC_RX_CPU_DRIVER_EVENT)) break; - udelay(10); + udelay(8); } } @@ -1075,9 +1105,7 @@ static void tg3_ump_link_report(struct tg3 *tp) val = 0; tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX + 12, val); - val = tr32(GRC_RX_CPU_EVENT); - val |= GRC_RX_CPU_DRIVER_EVENT; - tw32_f(GRC_RX_CPU_EVENT, val); + tg3_generate_fw_event(tp); } static void tg3_link_report(struct tg3 *tp) @@ -2124,6 +2152,13 @@ static int tg3_set_power_state(struct tg3 *tp, pci_power_t state) (tp->tg3_flags & TG3_FLAG_WOL_ENABLE)) mac_mode |= MAC_MODE_MAGIC_PKT_ENABLE; + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) { + mac_mode |= tp->mac_mode & + (MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN); + if (mac_mode & MAC_MODE_APE_TX_EN) + mac_mode |= MAC_MODE_TDE_ENABLE; + } + tw32_f(MAC_MODE, mac_mode); udelay(100); @@ -5493,7 +5528,7 @@ static void tg3_ape_send_event(struct tg3 *tp, u32 event) return; apedata = tg3_ape_read32(tp, TG3_APE_FW_STATUS); - if (apedata != APE_FW_STATUS_READY) + if (!(apedata & APE_FW_STATUS_READY)) return; /* Wait for up to 1 millisecond for APE to service previous event. */ @@ -5760,6 +5795,8 @@ static int tg3_chip_reset(struct tg3 *tp) tg3_mdio_stop(tp); + tg3_ape_lock(tp, TG3_APE_LOCK_GRC); + /* No matching tg3_nvram_unlock() after this because * chip reset below will undo the nvram lock. */ @@ -5908,12 +5945,19 @@ static int tg3_chip_reset(struct tg3 *tp) } else if (tp->tg3_flags2 & TG3_FLG2_MII_SERDES) { tp->mac_mode = MAC_MODE_PORT_MODE_GMII; tw32_f(MAC_MODE, tp->mac_mode); + } else if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) { + tp->mac_mode &= (MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN); + if (tp->mac_mode & MAC_MODE_APE_TX_EN) + tp->mac_mode |= MAC_MODE_TDE_ENABLE; + tw32_f(MAC_MODE, tp->mac_mode); } else tw32_f(MAC_MODE, 0); udelay(40); tg3_mdio_start(tp); + tg3_ape_unlock(tp, TG3_APE_LOCK_GRC); + err = tg3_poll_fw(tp); if (err) return err; @@ -5935,6 +5979,7 @@ static int tg3_chip_reset(struct tg3 *tp) tg3_read_mem(tp, NIC_SRAM_DATA_CFG, &nic_cfg); if (nic_cfg & NIC_SRAM_DATA_CFG_ASF_ENABLE) { tp->tg3_flags |= TG3_FLAG_ENABLE_ASF; + tp->last_event_jiffies = jiffies; if (tp->tg3_flags2 & TG3_FLG2_5750_PLUS) tp->tg3_flags2 |= TG3_FLG2_ASF_NEW_HANDSHAKE; } @@ -5948,15 +5993,12 @@ static void tg3_stop_fw(struct tg3 *tp) { if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) && !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) { - u32 val; - /* Wait for RX cpu to ACK the previous event. */ tg3_wait_for_event_ack(tp); tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, FWCMD_NICDRV_PAUSE_FW); - val = tr32(GRC_RX_CPU_EVENT); - val |= GRC_RX_CPU_DRIVER_EVENT; - tw32(GRC_RX_CPU_EVENT, val); + + tg3_generate_fw_event(tp); /* Wait for RX cpu to ACK this event. */ tg3_wait_for_event_ack(tp); @@ -7406,7 +7448,11 @@ static int tg3_reset_hw(struct tg3 *tp, int reset_phy) udelay(10); } - tp->mac_mode = MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE | + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) + tp->mac_mode &= MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN; + else + tp->mac_mode = 0; + tp->mac_mode |= MAC_MODE_TXSTAT_ENABLE | MAC_MODE_RXSTAT_ENABLE | MAC_MODE_TDE_ENABLE | MAC_MODE_RDE_ENABLE | MAC_MODE_FHDE_ENABLE; if (!(tp->tg3_flags2 & TG3_FLG2_5705_PLUS) && !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES) && @@ -7840,9 +7886,8 @@ static void tg3_timer(unsigned long __opaque) * resets. */ if (!--tp->asf_counter) { - if (tp->tg3_flags & TG3_FLAG_ENABLE_ASF) { - u32 val; - + if ((tp->tg3_flags & TG3_FLAG_ENABLE_ASF) && + !(tp->tg3_flags3 & TG3_FLG3_ENABLE_APE)) { tg3_wait_for_event_ack(tp); tg3_write_mem(tp, NIC_SRAM_FW_CMD_MBOX, @@ -7850,9 +7895,8 @@ static void tg3_timer(unsigned long __opaque) tg3_write_mem(tp, NIC_SRAM_FW_CMD_LEN_MBOX, 4); /* 5 seconds timeout */ tg3_write_mem(tp, NIC_SRAM_FW_CMD_DATA_MBOX, 5); - val = tr32(GRC_RX_CPU_EVENT); - val |= GRC_RX_CPU_DRIVER_EVENT; - tw32_f(GRC_RX_CPU_EVENT, val); + + tg3_generate_fw_event(tp); } tp->asf_counter = tp->asf_multiplier; } @@ -8422,6 +8466,11 @@ static inline unsigned long get_stat64(tg3_stat64_t *val) return ret; } +static inline u64 get_estat64(tg3_stat64_t *val) +{ + return ((u64)val->high << 32) | ((u64)val->low); +} + static unsigned long calc_crc_errors(struct tg3 *tp) { struct tg3_hw_stats *hw_stats = tp->hw_stats; @@ -8450,7 +8499,7 @@ static unsigned long calc_crc_errors(struct tg3 *tp) #define ESTAT_ADD(member) \ estats->member = old_estats->member + \ - get_stat64(&hw_stats->member) + get_estat64(&hw_stats->member) static struct tg3_ethtool_stats *tg3_get_estats(struct tg3 *tp) { @@ -12416,6 +12465,13 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) tp->misc_host_ctrl); } + /* Preserve the APE MAC_MODE bits */ + if (tp->tg3_flags3 & TG3_FLG3_ENABLE_APE) + tp->mac_mode = tr32(MAC_MODE) | + MAC_MODE_APE_TX_EN | MAC_MODE_APE_RX_EN; + else + tp->mac_mode = TG3_DEF_MAC_MODE; + /* these are limited to 10/100 only */ if ((GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5703 && (grc_misc_cfg == 0x8000 || grc_misc_cfg == 0x4000)) || @@ -13275,7 +13331,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, tp->pdev = pdev; tp->dev = dev; tp->pm_cap = pm_cap; - tp->mac_mode = TG3_DEF_MAC_MODE; tp->rx_mode = TG3_DEF_RX_MODE; tp->tx_mode = TG3_DEF_TX_MODE; diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h index df07842172b7..f5b8cab8d4b5 100644 --- a/drivers/net/tg3.h +++ b/drivers/net/tg3.h @@ -325,6 +325,8 @@ #define MAC_MODE_TDE_ENABLE 0x00200000 #define MAC_MODE_RDE_ENABLE 0x00400000 #define MAC_MODE_FHDE_ENABLE 0x00800000 +#define MAC_MODE_APE_RX_EN 0x08000000 +#define MAC_MODE_APE_TX_EN 0x10000000 #define MAC_STATUS 0x00000404 #define MAC_STATUS_PCS_SYNCED 0x00000001 #define MAC_STATUS_SIGNAL_DET 0x00000002 @@ -1889,6 +1891,7 @@ #define APE_EVENT_STATUS_EVENT_PENDING 0x80000000 /* APE convenience enumerations. */ +#define TG3_APE_LOCK_GRC 1 #define TG3_APE_LOCK_MEM 4 #define TG3_EEPROM_SB_F1R2_MBA_OFF 0x10 @@ -2429,7 +2432,10 @@ struct tg3 { struct tg3_ethtool_stats estats; struct tg3_ethtool_stats estats_prev; + union { unsigned long phy_crc_errors; + unsigned long last_event_jiffies; + }; u32 rx_offset; u32 tg3_flags; diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index 85246ed7cb9c..ec871f646766 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c @@ -360,8 +360,8 @@ TLan_GetSKB( const struct tlan_list_tag *tag) { unsigned long addr; - addr = tag->buffer[8].address; - addr |= (tag->buffer[9].address << 16) << 16; + addr = tag->buffer[9].address; + addr |= (tag->buffer[8].address << 16) << 16; return (struct sk_buff *) addr; } @@ -1984,7 +1984,6 @@ static void TLan_ResetLists( struct net_device *dev ) TLanList *list; dma_addr_t list_phys; struct sk_buff *skb; - void *t = NULL; priv->txHead = 0; priv->txTail = 0; @@ -2022,7 +2021,8 @@ static void TLan_ResetLists( struct net_device *dev ) } skb_reserve( skb, NET_IP_ALIGN ); - list->buffer[0].address = pci_map_single(priv->pciDev, t, + list->buffer[0].address = pci_map_single(priv->pciDev, + skb->data, TLAN_MAX_FRAME_SIZE, PCI_DMA_FROMDEVICE); TLan_StoreSKB(list, skb); diff --git a/drivers/net/tokenring/lanstreamer.c b/drivers/net/tokenring/lanstreamer.c index 47d84cd28097..59d1673f9387 100644 --- a/drivers/net/tokenring/lanstreamer.c +++ b/drivers/net/tokenring/lanstreamer.c @@ -119,7 +119,6 @@ #include <linux/pci.h> #include <linux/dma-mapping.h> #include <linux/spinlock.h> -#include <linux/version.h> #include <linux/bitops.h> #include <linux/jiffies.h> diff --git a/drivers/net/tokenring/lanstreamer.h b/drivers/net/tokenring/lanstreamer.h index e7bb3494afc7..13ccee6449c1 100644 --- a/drivers/net/tokenring/lanstreamer.h +++ b/drivers/net/tokenring/lanstreamer.h @@ -60,8 +60,6 @@ * */ -#include <linux/version.h> - /* MAX_INTR - the maximum number of times we can loop * inside the interrupt function before returning * control to the OS (maximum value is 256) diff --git a/drivers/net/tun.c b/drivers/net/tun.c index e6bbc639c2d0..6daea0c91862 100644 --- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -358,6 +358,66 @@ static unsigned int tun_chr_poll(struct file *file, poll_table * wait) return mask; } +/* prepad is the amount to reserve at front. len is length after that. + * linear is a hint as to how much to copy (usually headers). */ +static struct sk_buff *tun_alloc_skb(size_t prepad, size_t len, size_t linear, + gfp_t gfp) +{ + struct sk_buff *skb; + unsigned int i; + + skb = alloc_skb(prepad + len, gfp|__GFP_NOWARN); + if (skb) { + skb_reserve(skb, prepad); + skb_put(skb, len); + return skb; + } + + /* Under a page? Don't bother with paged skb. */ + if (prepad + len < PAGE_SIZE) + return NULL; + + /* Start with a normal skb, and add pages. */ + skb = alloc_skb(prepad + linear, gfp); + if (!skb) + return NULL; + + skb_reserve(skb, prepad); + skb_put(skb, linear); + + len -= linear; + + for (i = 0; i < MAX_SKB_FRAGS; i++) { + skb_frag_t *f = &skb_shinfo(skb)->frags[i]; + + f->page = alloc_page(gfp|__GFP_ZERO); + if (!f->page) + break; + + f->page_offset = 0; + f->size = PAGE_SIZE; + + skb->data_len += PAGE_SIZE; + skb->len += PAGE_SIZE; + skb->truesize += PAGE_SIZE; + skb_shinfo(skb)->nr_frags++; + + if (len < PAGE_SIZE) { + len = 0; + break; + } + len -= PAGE_SIZE; + } + + /* Too large, or alloc fail? */ + if (unlikely(len)) { + kfree_skb(skb); + skb = NULL; + } + + return skb; +} + /* Get packet from user space buffer */ static __inline__ ssize_t tun_get_user(struct tun_struct *tun, struct iovec *iv, size_t count) { @@ -391,14 +451,12 @@ static __inline__ ssize_t tun_get_user(struct tun_struct *tun, struct iovec *iv, return -EINVAL; } - if (!(skb = alloc_skb(len + align, GFP_KERNEL))) { + if (!(skb = tun_alloc_skb(align, len, gso.hdr_len, GFP_KERNEL))) { tun->dev->stats.rx_dropped++; return -ENOMEM; } - if (align) - skb_reserve(skb, align); - if (memcpy_fromiovec(skb_put(skb, len), iv, len)) { + if (skb_copy_datagram_from_iovec(skb, 0, iv, len)) { tun->dev->stats.rx_dropped++; kfree_skb(skb); return -EFAULT; @@ -748,6 +806,36 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr) return err; } +static int tun_get_iff(struct net *net, struct file *file, struct ifreq *ifr) +{ + struct tun_struct *tun = file->private_data; + + if (!tun) + return -EBADFD; + + DBG(KERN_INFO "%s: tun_get_iff\n", tun->dev->name); + + strcpy(ifr->ifr_name, tun->dev->name); + + ifr->ifr_flags = 0; + + if (ifr->ifr_flags & TUN_TUN_DEV) + ifr->ifr_flags |= IFF_TUN; + else + ifr->ifr_flags |= IFF_TAP; + + if (tun->flags & TUN_NO_PI) + ifr->ifr_flags |= IFF_NO_PI; + + if (tun->flags & TUN_ONE_QUEUE) + ifr->ifr_flags |= IFF_ONE_QUEUE; + + if (tun->flags & TUN_VNET_HDR) + ifr->ifr_flags |= IFF_VNET_HDR; + + return 0; +} + /* This is like a cut-down ethtool ops, except done via tun fd so no * privs required. */ static int set_offload(struct net_device *dev, unsigned long arg) @@ -833,6 +921,15 @@ static int tun_chr_ioctl(struct inode *inode, struct file *file, DBG(KERN_INFO "%s: tun_chr_ioctl cmd %d\n", tun->dev->name, cmd); switch (cmd) { + case TUNGETIFF: + ret = tun_get_iff(current->nsproxy->net_ns, file, &ifr); + if (ret) + return ret; + + if (copy_to_user(argp, &ifr, sizeof(ifr))) + return -EFAULT; + break; + case TUNSETNOCSUM: /* Disable/Enable checksum */ if (arg) diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c index 8549f1159a30..734ce0977f02 100644 --- a/drivers/net/typhoon.c +++ b/drivers/net/typhoon.c @@ -128,7 +128,6 @@ static const int multicast_filter_limit = 32; #include <asm/io.h> #include <asm/uaccess.h> #include <linux/in6.h> -#include <linux/version.h> #include <linux/dma-mapping.h> #include "typhoon.h" diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index 68e198bd538b..0973b6e37024 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -154,17 +154,6 @@ config USB_NET_AX8817X This driver creates an interface named "ethX", where X depends on what other networking devices you have in use. -config USB_HSO - tristate "Option USB High Speed Mobile Devices" - depends on USB && RFKILL - default n - help - Choose this option if you have an Option HSDPA/HSUPA card. - These cards support downlink speeds of 7.2Mbps or greater. - - To compile this driver as a module, choose M here: the - module will be called hso. - config USB_NET_CDCETHER tristate "CDC Ethernet support (smart devices such as cable modems)" depends on USB_USBNET @@ -337,5 +326,15 @@ config USB_NET_ZAURUS really need this non-conformant variant of CDC Ethernet (or in some cases CDC MDLM) protocol, not "g_ether". +config USB_HSO + tristate "Option USB High Speed Mobile Devices" + depends on USB && RFKILL + default n + help + Choose this option if you have an Option HSDPA/HSUPA card. + These cards support downlink speeds of 7.2Mbps or greater. + + To compile this driver as a module, choose M here: the + module will be called hso. endmenu diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c index 031d07b105af..1b7cac77159e 100644 --- a/drivers/net/usb/hso.c +++ b/drivers/net/usb/hso.c @@ -102,8 +102,12 @@ #define MAX_RX_URBS 2 -#define get_serial_by_tty(x) \ - (x ? (struct hso_serial *)x->driver_data : NULL) +static inline struct hso_serial *get_serial_by_tty(struct tty_struct *tty) +{ + if (tty) + return tty->driver_data; + return NULL; +} /*****************************************************************************/ /* Debugging functions */ @@ -294,24 +298,25 @@ static int hso_get_activity(struct hso_device *hso_dev); /* #define DEBUG */ -#define dev2net(x) (x->port_data.dev_net) -#define dev2ser(x) (x->port_data.dev_serial) +static inline struct hso_net *dev2net(struct hso_device *hso_dev) +{ + return hso_dev->port_data.dev_net; +} + +static inline struct hso_serial *dev2ser(struct hso_device *hso_dev) +{ + return hso_dev->port_data.dev_serial; +} /* Debugging functions */ #ifdef DEBUG static void dbg_dump(int line_count, const char *func_name, unsigned char *buf, unsigned int len) { - u8 i = 0; + static char name[255]; - printk(KERN_DEBUG "[%d:%s]: len %d", line_count, func_name, len); - - for (i = 0; i < len; i++) { - if (!(i % 16)) - printk("\n 0x%03x: ", i); - printk("%02x ", (unsigned char)buf[i]); - } - printk("\n"); + sprintf(name, "hso[%d:%s]", line_count, func_name); + print_hex_dump_bytes(name, DUMP_PREFIX_NONE, buf, len); } #define DUMP(buf_, len_) \ @@ -528,13 +533,12 @@ static struct hso_serial *get_serial_by_shared_int_and_type( static struct hso_serial *get_serial_by_index(unsigned index) { - struct hso_serial *serial; + struct hso_serial *serial = NULL; unsigned long flags; - if (!serial_table[index]) - return NULL; spin_lock_irqsave(&serial_table_lock, flags); - serial = dev2ser(serial_table[index]); + if (serial_table[index]) + serial = dev2ser(serial_table[index]); spin_unlock_irqrestore(&serial_table_lock, flags); return serial; @@ -561,6 +565,7 @@ static int get_free_serial_index(void) static void set_serial_by_index(unsigned index, struct hso_serial *serial) { unsigned long flags; + spin_lock_irqsave(&serial_table_lock, flags); if (serial) serial_table[index] = serial->parent; @@ -569,7 +574,7 @@ static void set_serial_by_index(unsigned index, struct hso_serial *serial) spin_unlock_irqrestore(&serial_table_lock, flags); } -/* log a meaningfull explanation of an USB status */ +/* log a meaningful explanation of an USB status */ static void log_usb_status(int status, const char *function) { char *explanation; @@ -1103,8 +1108,8 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp) /* reset the rts and dtr */ /* do the actual close */ serial->open_count--; + kref_put(&serial->parent->ref, hso_serial_ref_free); if (serial->open_count <= 0) { - kref_put(&serial->parent->ref, hso_serial_ref_free); serial->open_count = 0; if (serial->tty) { serial->tty->driver_data = NULL; @@ -1467,7 +1472,8 @@ static void hso_std_serial_write_bulk_callback(struct urb *urb) return; } hso_put_activity(serial->parent); - tty_wakeup(serial->tty); + if (serial->tty) + tty_wakeup(serial->tty); hso_kick_transmit(serial); D1(" "); @@ -1538,7 +1544,8 @@ static void ctrl_callback(struct urb *urb) clear_bit(HSO_SERIAL_FLAG_RX_SENT, &serial->flags); } else { hso_put_activity(serial->parent); - tty_wakeup(serial->tty); + if (serial->tty) + tty_wakeup(serial->tty); /* response to a write command */ hso_kick_transmit(serial); } @@ -2652,7 +2659,7 @@ static void hso_free_interface(struct usb_interface *interface) hso_stop_net_device(network_table[i]); cancel_work_sync(&network_table[i]->async_put_intf); cancel_work_sync(&network_table[i]->async_get_intf); - if(rfk) + if (rfk) rfkill_unregister(rfk); hso_free_net_device(network_table[i]); } @@ -2723,7 +2730,7 @@ static int hso_mux_submit_intr_urb(struct hso_shared_int *shared_int, } /* operations setup of the serial interface */ -static struct tty_operations hso_serial_ops = { +static const struct tty_operations hso_serial_ops = { .open = hso_serial_open, .close = hso_serial_close, .write = hso_serial_write, diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c index 2028866f5995..b20a45aa8680 100644 --- a/drivers/net/wireless/ath5k/base.c +++ b/drivers/net/wireless/ath5k/base.c @@ -40,7 +40,6 @@ * */ -#include <linux/version.h> #include <linux/module.h> #include <linux/delay.h> #include <linux/hardirq.h> @@ -587,7 +586,6 @@ ath5k_pci_suspend(struct pci_dev *pdev, pm_message_t state) ath5k_stop_hw(sc); free_irq(pdev->irq, sc); - pci_disable_msi(pdev); pci_save_state(pdev); pci_disable_device(pdev); pci_set_power_state(pdev, PCI_D3hot); @@ -616,12 +614,10 @@ ath5k_pci_resume(struct pci_dev *pdev) */ pci_write_config_byte(pdev, 0x41, 0); - pci_enable_msi(pdev); - err = request_irq(pdev->irq, ath5k_intr, IRQF_SHARED, "ath", sc); if (err) { ATH5K_ERR(sc, "request_irq failed\n"); - goto err_msi; + goto err_no_irq; } err = ath5k_init(sc); @@ -642,8 +638,7 @@ ath5k_pci_resume(struct pci_dev *pdev) return 0; err_irq: free_irq(pdev->irq, sc); -err_msi: - pci_disable_msi(pdev); +err_no_irq: pci_disable_device(pdev); return err; } diff --git a/drivers/net/wireless/ath9k/hw.c b/drivers/net/wireless/ath9k/hw.c index bde162f128ab..a17eb130f574 100644 --- a/drivers/net/wireless/ath9k/hw.c +++ b/drivers/net/wireless/ath9k/hw.c @@ -5017,7 +5017,11 @@ static void ath9k_hw_spur_mitigate(struct ath_hal *ah, for (i = 0; i < 123; i++) { if ((cur_vit_mask > lower) && (cur_vit_mask < upper)) { - if ((abs(cur_vit_mask - bin)) < 75) + + /* workaround for gcc bug #37014 */ + volatile int tmp = abs(cur_vit_mask - bin); + + if (tmp < 75) mask_amt = 1; else mask_amt = 0; diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 3bf3a869361f..7205a936ec74 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -33,7 +33,6 @@ #include <linux/moduleparam.h> #include <linux/if_arp.h> #include <linux/etherdevice.h> -#include <linux/version.h> #include <linux/firmware.h> #include <linux/wireless.h> #include <linux/workqueue.h> @@ -4615,7 +4614,9 @@ static void b43_sprom_fixup(struct ssb_bus *bus) if (bus->bustype == SSB_BUSTYPE_PCI) { pdev = bus->host_pci; if (IS_PDEV(pdev, BROADCOM, 0x4318, ASUSTEK, 0x100F) || + IS_PDEV(pdev, BROADCOM, 0x4320, DELL, 0x0003) || IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0015) || + IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0014) || IS_PDEV(pdev, BROADCOM, 0x4320, LINKSYS, 0x0013)) bus->sprom.boardflags_lo &= ~B43_BFL_BTCOEXIST; } diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c index 2541c81932f0..1cb77db5c292 100644 --- a/drivers/net/wireless/b43legacy/main.c +++ b/drivers/net/wireless/b43legacy/main.c @@ -34,7 +34,6 @@ #include <linux/moduleparam.h> #include <linux/if_arp.h> #include <linux/etherdevice.h> -#include <linux/version.h> #include <linux/firmware.h> #include <linux/wireless.h> #include <linux/workqueue.h> diff --git a/drivers/net/wireless/ipw2100.c b/drivers/net/wireless/ipw2100.c index c6f886ec08a3..19a401c4a0dc 100644 --- a/drivers/net/wireless/ipw2100.c +++ b/drivers/net/wireless/ipw2100.c @@ -157,7 +157,6 @@ that only one external action is invoked at a time. #include <linux/stringify.h> #include <linux/tcp.h> #include <linux/types.h> -#include <linux/version.h> #include <linux/time.h> #include <linux/firmware.h> #include <linux/acpi.h> diff --git a/drivers/net/wireless/ipw2200.c b/drivers/net/wireless/ipw2200.c index 36e8d2f6e7b4..dcce3542d5a7 100644 --- a/drivers/net/wireless/ipw2200.c +++ b/drivers/net/wireless/ipw2200.c @@ -31,7 +31,6 @@ ******************************************************************************/ #include "ipw2200.h" -#include <linux/version.h> #ifndef KBUILD_EXTMOD diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-led.c b/drivers/net/wireless/iwlwifi/iwl-3945-led.c index d3336966b6b5..705c65bed9fd 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945-led.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945-led.c @@ -27,7 +27,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/dma-mapping.h> diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index b3931f6135a4..3f51f3635344 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -26,7 +26,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/dma-mapping.h> diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c index 22bb26985c2e..e2581229d8b2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-4965.c +++ b/drivers/net/wireless/iwlwifi/iwl-4965.c @@ -26,7 +26,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/dma-mapping.h> @@ -967,7 +966,7 @@ static int iwl4965_interpolate_chan(struct iwl_priv *priv, u32 channel, s = iwl4965_get_sub_band(priv, channel); if (s >= EEPROM_TX_POWER_BANDS) { - IWL_ERROR("Tx Power can not find channel %d ", channel); + IWL_ERROR("Tx Power can not find channel %d\n", channel); return -1; } diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index f3d139b663e6..cbc01a00eaf4 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -25,7 +25,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/dma-mapping.h> diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index ed09e48b1b61..061ffba9c884 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -29,7 +29,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/dma-mapping.h> diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index 9bd61809129f..c72f72579bea 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -28,7 +28,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <net/mac80211.h> struct iwl_priv; /* FIXME: remove */ diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index bce53830b301..37155755efc5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -63,7 +63,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <net/mac80211.h> @@ -146,7 +145,7 @@ int iwlcore_eeprom_verify_signature(struct iwl_priv *priv) { u32 gp = iwl_read32(priv, CSR_EEPROM_GP); if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) { - IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp); + IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp); return -ENOENT; } return 0; @@ -227,7 +226,7 @@ int iwl_eeprom_init(struct iwl_priv *priv) ret = priv->cfg->ops->lib->eeprom_ops.verify_signature(priv); if (ret < 0) { - IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp); + IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp); ret = -ENOENT; goto err; } @@ -254,7 +253,7 @@ int iwl_eeprom_init(struct iwl_priv *priv) } if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) { - IWL_ERROR("Time out reading EEPROM[%d]", addr); + IWL_ERROR("Time out reading EEPROM[%d]\n", addr); ret = -ETIMEDOUT; goto done; } diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c index 6512834bb916..2eb03eea1908 100644 --- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c +++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c @@ -28,7 +28,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <net/mac80211.h> #include "iwl-dev.h" /* FIXME: remove */ diff --git a/drivers/net/wireless/iwlwifi/iwl-led.c b/drivers/net/wireless/iwlwifi/iwl-led.c index cb11c4a4d691..4eee1b163cd2 100644 --- a/drivers/net/wireless/iwlwifi/iwl-led.c +++ b/drivers/net/wireless/iwlwifi/iwl-led.c @@ -27,7 +27,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/dma-mapping.h> diff --git a/drivers/net/wireless/iwlwifi/iwl-power.c b/drivers/net/wireless/iwlwifi/iwl-power.c index 028e3053c0ca..a099c9e30e55 100644 --- a/drivers/net/wireless/iwlwifi/iwl-power.c +++ b/drivers/net/wireless/iwlwifi/iwl-power.c @@ -29,7 +29,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <net/mac80211.h> diff --git a/drivers/net/wireless/iwlwifi/iwl-rfkill.c b/drivers/net/wireless/iwlwifi/iwl-rfkill.c index e5e5846e9f25..5d642298f04c 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rfkill.c +++ b/drivers/net/wireless/iwlwifi/iwl-rfkill.c @@ -27,7 +27,6 @@ *****************************************************************************/ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <net/mac80211.h> diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index 60a6e0106036..6283a3a707f5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c @@ -207,7 +207,7 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index, case WLAN_HT_CAP_MIMO_PS_DISABLED: break; default: - IWL_WARNING("Invalid MIMO PS mode %d", mimo_ps_mode); + IWL_WARNING("Invalid MIMO PS mode %d\n", mimo_ps_mode); break; } @@ -969,7 +969,7 @@ int iwl_get_sta_id(struct iwl_priv *priv, struct ieee80211_hdr *hdr) return priv->hw_params.bcast_sta_id; default: - IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode); + IWL_WARNING("Unknown mode of operation: %d\n", priv->iw_mode); return priv->hw_params.bcast_sta_id; } } diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c index 4108c7c8f00f..d82823b5c8ab 100644 --- a/drivers/net/wireless/iwlwifi/iwl-tx.c +++ b/drivers/net/wireless/iwlwifi/iwl-tx.c @@ -493,7 +493,7 @@ int iwl_txq_ctx_reset(struct iwl_priv *priv) /* Alloc keep-warm buffer */ ret = iwl_kw_alloc(priv); if (ret) { - IWL_ERROR("Keep Warm allocation failed"); + IWL_ERROR("Keep Warm allocation failed\n"); goto error_kw; } spin_lock_irqsave(&priv->lock, flags); @@ -1463,7 +1463,7 @@ void iwl_rx_reply_compressed_ba(struct iwl_priv *priv, u16 ba_resp_scd_ssn = le16_to_cpu(ba_resp->scd_ssn); if (scd_flow >= priv->hw_params.max_txq_num) { - IWL_ERROR("BUG_ON scd_flow is bigger than number of queues"); + IWL_ERROR("BUG_ON scd_flow is bigger than number of queues\n"); return; } diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index 444847ab1b5a..b775d5bab668 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -29,7 +29,6 @@ #include <linux/kernel.h> #include <linux/module.h> -#include <linux/version.h> #include <linux/init.h> #include <linux/pci.h> #include <linux/dma-mapping.h> @@ -1558,7 +1557,7 @@ int iwl3945_eeprom_init(struct iwl3945_priv *priv) BUILD_BUG_ON(sizeof(priv->eeprom) != IWL_EEPROM_IMAGE_SIZE); if ((gp & CSR_EEPROM_GP_VALID_MSK) == CSR_EEPROM_GP_BAD_SIGNATURE) { - IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x", gp); + IWL_ERROR("EEPROM not found, EEPROM_GP=0x%08x\n", gp); return -ENOENT; } @@ -1583,7 +1582,7 @@ int iwl3945_eeprom_init(struct iwl3945_priv *priv) } if (!(r & CSR_EEPROM_REG_READ_VALID_MSK)) { - IWL_ERROR("Time out reading EEPROM[%d]", addr); + IWL_ERROR("Time out reading EEPROM[%d]\n", addr); return -ETIMEDOUT; } e[addr / 2] = le16_to_cpu((__force __le16)(r >> 16)); @@ -2507,7 +2506,7 @@ static int iwl3945_get_sta_id(struct iwl3945_priv *priv, struct ieee80211_hdr *h return priv->hw_setting.bcast_sta_id; default: - IWL_WARNING("Unknown mode of operation: %d", priv->iw_mode); + IWL_WARNING("Unknown mode of operation: %d\n", priv->iw_mode); return priv->hw_setting.bcast_sta_id; } } diff --git a/drivers/net/wireless/p54/p54common.c b/drivers/net/wireless/p54/p54common.c index 83cd85e1f847..29be3dc8ee09 100644 --- a/drivers/net/wireless/p54/p54common.c +++ b/drivers/net/wireless/p54/p54common.c @@ -413,12 +413,12 @@ static void p54_rx_frame_sent(struct ieee80211_hw *dev, struct sk_buff *skb) last_addr = range->end_addr; __skb_unlink(entry, &priv->tx_queue); memset(&info->status, 0, sizeof(info->status)); - priv->tx_stats[skb_get_queue_mapping(skb)].len--; entry_hdr = (struct p54_control_hdr *) entry->data; entry_data = (struct p54_tx_control_allocdata *) entry_hdr->data; if ((entry_hdr->magic1 & cpu_to_le16(0x4000)) != 0) pad = entry_data->align[0]; + priv->tx_stats[entry_data->hw_queue - 4].len--; if (!(info->flags & IEEE80211_TX_CTL_NO_ACK)) { if (!(payload->status & 0x01)) info->flags |= IEEE80211_TX_STAT_ACK; @@ -557,6 +557,7 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb) struct p54_tx_control_allocdata *txhdr; size_t padding, len; u8 rate; + u8 cts_rate = 0x20; current_queue = &priv->tx_stats[skb_get_queue_mapping(skb)]; if (unlikely(current_queue->len > current_queue->limit)) @@ -581,28 +582,28 @@ static int p54_tx(struct ieee80211_hw *dev, struct sk_buff *skb) hdr->type = (info->flags & IEEE80211_TX_CTL_NO_ACK) ? 0 : cpu_to_le16(1); hdr->retry1 = hdr->retry2 = info->control.retry_limit; - memset(txhdr->wep_key, 0x0, 16); - txhdr->padding = 0; - txhdr->padding2 = 0; - /* TODO: add support for alternate retry TX rates */ rate = ieee80211_get_tx_rate(dev, info)->hw_value; - if (info->flags & IEEE80211_TX_CTL_SHORT_PREAMBLE) + if (info->flags & IEEE80211_TX_CTL_SHORT_PREAMBLE) { rate |= 0x10; - if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) + cts_rate |= 0x10; + } + if (info->flags & IEEE80211_TX_CTL_USE_RTS_CTS) { rate |= 0x40; - else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) + cts_rate |= ieee80211_get_rts_cts_rate(dev, info)->hw_value; + } else if (info->flags & IEEE80211_TX_CTL_USE_CTS_PROTECT) { rate |= 0x20; + cts_rate |= ieee80211_get_rts_cts_rate(dev, info)->hw_value; + } memset(txhdr->rateset, rate, 8); - txhdr->wep_key_present = 0; - txhdr->wep_key_len = 0; - txhdr->frame_type = cpu_to_le32(skb_get_queue_mapping(skb) + 4); - txhdr->magic4 = 0; - txhdr->antenna = (info->antenna_sel_tx == 0) ? + txhdr->key_type = 0; + txhdr->key_len = 0; + txhdr->hw_queue = skb_get_queue_mapping(skb) + 4; + txhdr->tx_antenna = (info->antenna_sel_tx == 0) ? 2 : info->antenna_sel_tx - 1; txhdr->output_power = 0x7f; // HW Maximum - txhdr->magic5 = (info->flags & IEEE80211_TX_CTL_NO_ACK) ? - 0 : ((rate > 0x3) ? cpu_to_le32(0x33) : cpu_to_le32(0x23)); + txhdr->cts_rate = (info->flags & IEEE80211_TX_CTL_NO_ACK) ? + 0 : cts_rate; if (padding) txhdr->align[0] = padding; @@ -836,10 +837,21 @@ static int p54_start(struct ieee80211_hw *dev) struct p54_common *priv = dev->priv; int err; + if (!priv->cached_vdcf) { + priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf)+ + priv->tx_hdr_len + sizeof(struct p54_control_hdr), + GFP_KERNEL); + + if (!priv->cached_vdcf) + return -ENOMEM; + } + err = priv->open(dev); if (!err) priv->mode = IEEE80211_IF_TYPE_MNTR; + p54_init_vdcf(dev); + return err; } @@ -1019,15 +1031,6 @@ struct ieee80211_hw *p54_init_common(size_t priv_data_len) dev->extra_tx_headroom = sizeof(struct p54_control_hdr) + 4 + sizeof(struct p54_tx_control_allocdata); - priv->cached_vdcf = kzalloc(sizeof(struct p54_tx_control_vdcf) + - priv->tx_hdr_len + sizeof(struct p54_control_hdr), GFP_KERNEL); - - if (!priv->cached_vdcf) { - ieee80211_free_hw(dev); - return NULL; - } - - p54_init_vdcf(dev); mutex_init(&priv->conf_mutex); return dev; diff --git a/drivers/net/wireless/p54/p54common.h b/drivers/net/wireless/p54/p54common.h index 2245fcce92dc..8db6c0e8e540 100644 --- a/drivers/net/wireless/p54/p54common.h +++ b/drivers/net/wireless/p54/p54common.h @@ -183,16 +183,16 @@ struct p54_frame_sent_hdr { struct p54_tx_control_allocdata { u8 rateset[8]; - u16 padding; - u8 wep_key_present; - u8 wep_key_len; - u8 wep_key[16]; - __le32 frame_type; - u32 padding2; - __le16 magic4; - u8 antenna; + u8 unalloc0[2]; + u8 key_type; + u8 key_len; + u8 key[16]; + u8 hw_queue; + u8 unalloc1[9]; + u8 tx_antenna; u8 output_power; - __le32 magic5; + u8 cts_rate; + u8 unalloc2[3]; u8 align[0]; } __attribute__ ((packed)); diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c index 815c095ef797..cbaca23a9453 100644 --- a/drivers/net/wireless/p54/p54usb.c +++ b/drivers/net/wireless/p54/p54usb.c @@ -109,7 +109,17 @@ static void p54u_rx_cb(struct urb *urb) urb->context = skb; skb_queue_tail(&priv->rx_queue, skb); } else { + if (!priv->hw_type) + skb_push(skb, sizeof(struct net2280_tx_hdr)); + + skb_reset_tail_pointer(skb); skb_trim(skb, 0); + if (urb->transfer_buffer != skb_tail_pointer(skb)) { + /* this should not happen */ + WARN_ON(1); + urb->transfer_buffer = skb_tail_pointer(skb); + } + skb_queue_tail(&priv->rx_queue, skb); } diff --git a/drivers/net/wireless/rt2x00/rt2x00queue.h b/drivers/net/wireless/rt2x00/rt2x00queue.h index a4a8c57004db..ff78e52ce43c 100644 --- a/drivers/net/wireless/rt2x00/rt2x00queue.h +++ b/drivers/net/wireless/rt2x00/rt2x00queue.h @@ -173,10 +173,10 @@ struct rxdone_entry_desc { * frame transmission failed due to excessive retries. */ enum txdone_entry_desc_flags { - TXDONE_UNKNOWN = 1 << 0, - TXDONE_SUCCESS = 1 << 1, - TXDONE_FAILURE = 1 << 2, - TXDONE_EXCESSIVE_RETRY = 1 << 3, + TXDONE_UNKNOWN, + TXDONE_SUCCESS, + TXDONE_FAILURE, + TXDONE_EXCESSIVE_RETRY, }; /** diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c index 8d76bb2e0312..2050227ea530 100644 --- a/drivers/net/wireless/rt2x00/rt2x00usb.c +++ b/drivers/net/wireless/rt2x00/rt2x00usb.c @@ -181,6 +181,7 @@ static void rt2x00usb_interrupt_txdone(struct urb *urb) * (Only indirectly by looking at the failed TX counters * in the register). */ + txdesc.flags = 0; if (!urb->status) __set_bit(TXDONE_UNKNOWN, &txdesc.flags); else diff --git a/drivers/net/wireless/rtl8187_dev.c b/drivers/net/wireless/rtl8187_dev.c index 57376fb993ed..ca5deb6244e6 100644 --- a/drivers/net/wireless/rtl8187_dev.c +++ b/drivers/net/wireless/rtl8187_dev.c @@ -40,6 +40,7 @@ static struct usb_device_id rtl8187_table[] __devinitdata = { /* Netgear */ {USB_DEVICE(0x0846, 0x6100), .driver_info = DEVICE_RTL8187}, {USB_DEVICE(0x0846, 0x6a00), .driver_info = DEVICE_RTL8187}, + {USB_DEVICE(0x0846, 0x4260), .driver_info = DEVICE_RTL8187B}, /* HP */ {USB_DEVICE(0x03f0, 0xca02), .driver_info = DEVICE_RTL8187}, /* Sitecom */ diff --git a/drivers/of/device.c b/drivers/of/device.c index 8a1d93a2bb81..51e5214071da 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -57,6 +57,15 @@ static ssize_t devspec_show(struct device *dev, return sprintf(buf, "%s\n", ofdev->node->full_name); } +static ssize_t name_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct of_device *ofdev; + + ofdev = to_of_device(dev); + return sprintf(buf, "%s\n", ofdev->node->name); +} + static ssize_t modalias_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -71,6 +80,7 @@ static ssize_t modalias_show(struct device *dev, struct device_attribute of_platform_device_attrs[] = { __ATTR_RO(devspec), + __ATTR_RO(name), __ATTR_RO(modalias), __ATTR_NULL }; diff --git a/drivers/pci/hotplug/acpi_pcihp.c b/drivers/pci/hotplug/acpi_pcihp.c index 93e37f0666ab..e17ef54f0efc 100644 --- a/drivers/pci/hotplug/acpi_pcihp.c +++ b/drivers/pci/hotplug/acpi_pcihp.c @@ -382,7 +382,7 @@ EXPORT_SYMBOL_GPL(acpi_get_hp_params_from_firmware); int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags) { acpi_status status; - acpi_handle chandle, handle = DEVICE_ACPI_HANDLE(&(dev->dev)); + acpi_handle chandle, handle; struct pci_dev *pdev = dev; struct pci_bus *parent; struct acpi_buffer string = { ACPI_ALLOCATE_BUFFER, NULL }; @@ -399,10 +399,25 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags) * Per PCI firmware specification, we should run the ACPI _OSC * method to get control of hotplug hardware before using it. If * an _OSC is missing, we look for an OSHP to do the same thing. - * To handle different BIOS behavior, we look for _OSC and OSHP - * within the scope of the hotplug controller and its parents, + * To handle different BIOS behavior, we look for _OSC on a root + * bridge preferentially (according to PCI fw spec). Later for + * OSHP within the scope of the hotplug controller and its parents, * upto the host bridge under which this controller exists. */ + handle = acpi_find_root_bridge_handle(pdev); + if (handle) { + acpi_get_name(handle, ACPI_FULL_PATHNAME, &string); + dbg("Trying to get hotplug control for %s\n", + (char *)string.pointer); + status = pci_osc_control_set(handle, flags); + if (ACPI_SUCCESS(status)) + goto got_one; + kfree(string.pointer); + string = (struct acpi_buffer){ ACPI_ALLOCATE_BUFFER, NULL }; + } + + pdev = dev; + handle = DEVICE_ACPI_HANDLE(&dev->dev); while (!handle) { /* * This hotplug controller was not listed in the ACPI name @@ -427,15 +442,9 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags) acpi_get_name(handle, ACPI_FULL_PATHNAME, &string); dbg("Trying to get hotplug control for %s \n", (char *)string.pointer); - status = pci_osc_control_set(handle, flags); - if (status == AE_NOT_FOUND) - status = acpi_run_oshp(handle); - if (ACPI_SUCCESS(status)) { - dbg("Gained control for hotplug HW for pci %s (%s)\n", - pci_name(dev), (char *)string.pointer); - kfree(string.pointer); - return 0; - } + status = acpi_run_oshp(handle); + if (ACPI_SUCCESS(status)) + goto got_one; if (acpi_root_bridge(handle)) break; chandle = handle; @@ -449,6 +458,11 @@ int acpi_get_hp_hw_control_from_firmware(struct pci_dev *dev, u32 flags) kfree(string.pointer); return -ENODEV; +got_one: + dbg("Gained control for hotplug HW for pci %s (%s)\n", pci_name(dev), + (char *)string.pointer); + kfree(string.pointer); + return 0; } EXPORT_SYMBOL(acpi_get_hp_hw_control_from_firmware); diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h index e3a1e7e7dba2..9e6cec67e1cc 100644 --- a/drivers/pci/hotplug/pciehp.h +++ b/drivers/pci/hotplug/pciehp.h @@ -43,7 +43,6 @@ extern int pciehp_poll_mode; extern int pciehp_poll_time; extern int pciehp_debug; extern int pciehp_force; -extern int pciehp_slot_with_bus; extern struct workqueue_struct *pciehp_wq; #define dbg(format, arg...) \ diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c index 3677495c4f91..4fd5355bc3b5 100644 --- a/drivers/pci/hotplug/pciehp_core.c +++ b/drivers/pci/hotplug/pciehp_core.c @@ -41,7 +41,6 @@ int pciehp_debug; int pciehp_poll_mode; int pciehp_poll_time; int pciehp_force; -int pciehp_slot_with_bus; struct workqueue_struct *pciehp_wq; #define DRIVER_VERSION "0.4" @@ -56,12 +55,10 @@ module_param(pciehp_debug, bool, 0644); module_param(pciehp_poll_mode, bool, 0644); module_param(pciehp_poll_time, int, 0644); module_param(pciehp_force, bool, 0644); -module_param(pciehp_slot_with_bus, bool, 0644); MODULE_PARM_DESC(pciehp_debug, "Debugging mode enabled or not"); MODULE_PARM_DESC(pciehp_poll_mode, "Using polling mechanism for hot-plug events or not"); MODULE_PARM_DESC(pciehp_poll_time, "Polling mechanism frequency, in seconds"); MODULE_PARM_DESC(pciehp_force, "Force pciehp, even if _OSC and OSHP are missing"); -MODULE_PARM_DESC(pciehp_slot_with_bus, "Use bus number in the slot name"); #define PCIE_MODULE_NAME "pciehp" @@ -194,6 +191,7 @@ static int init_slots(struct controller *ctrl) struct slot *slot; struct hotplug_slot *hotplug_slot; struct hotplug_slot_info *info; + int len, dup = 1; int retval = -ENOMEM; list_for_each_entry(slot, &ctrl->slot_list, slot_list) { @@ -220,15 +218,24 @@ static int init_slots(struct controller *ctrl) dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x " "slot_device_offset=%x\n", slot->bus, slot->device, slot->hp_slot, slot->number, ctrl->slot_device_offset); +duplicate_name: retval = pci_hp_register(hotplug_slot, ctrl->pci_dev->subordinate, slot->device); if (retval) { + /* + * If slot N already exists, we'll try to create + * slot N-1, N-2 ... N-M, until we overflow. + */ + if (retval == -EEXIST) { + len = snprintf(slot->name, SLOT_NAME_SIZE, + "%d-%d", slot->number, dup++); + if (len < SLOT_NAME_SIZE) + goto duplicate_name; + else + err("duplicate slot name overflow\n"); + } err("pci_hp_register failed with error %d\n", retval); - if (retval == -EEXIST) - err("Failed to register slot because of name " - "collision. Try \'pciehp_slot_with_bus\' " - "module option.\n"); goto error_info; } /* create additional sysfs entries */ diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c index ad27e9e225a6..ab31f5ba665d 100644 --- a/drivers/pci/hotplug/pciehp_hpc.c +++ b/drivers/pci/hotplug/pciehp_hpc.c @@ -1030,15 +1030,6 @@ static void pcie_shutdown_notification(struct controller *ctrl) pciehp_free_irq(ctrl); } -static void make_slot_name(struct slot *slot) -{ - if (pciehp_slot_with_bus) - snprintf(slot->name, SLOT_NAME_SIZE, "%04d_%04d", - slot->bus, slot->number); - else - snprintf(slot->name, SLOT_NAME_SIZE, "%d", slot->number); -} - static int pcie_init_slot(struct controller *ctrl) { struct slot *slot; @@ -1053,7 +1044,7 @@ static int pcie_init_slot(struct controller *ctrl) slot->device = ctrl->slot_device_offset + slot->hp_slot; slot->hpc_ops = ctrl->hpc_ops; slot->number = ctrl->first_slot; - make_slot_name(slot); + snprintf(slot->name, SLOT_NAME_SIZE, "%d", slot->number); mutex_init(&slot->lock); INIT_DELAYED_WORK(&slot->work, pciehp_queue_pushbutton_work); list_add(&slot->slot_list, &ctrl->slot_list); diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c index a8cbd039b85b..cc38615395f1 100644 --- a/drivers/pci/hotplug/shpchp_core.c +++ b/drivers/pci/hotplug/shpchp_core.c @@ -39,7 +39,6 @@ int shpchp_debug; int shpchp_poll_mode; int shpchp_poll_time; -static int shpchp_slot_with_bus; struct workqueue_struct *shpchp_wq; #define DRIVER_VERSION "0.4" @@ -53,11 +52,9 @@ MODULE_LICENSE("GPL"); module_param(shpchp_debug, bool, 0644); module_param(shpchp_poll_mode, bool, 0644); module_param(shpchp_poll_time, int, 0644); -module_param(shpchp_slot_with_bus, bool, 0644); MODULE_PARM_DESC(shpchp_debug, "Debugging mode enabled or not"); MODULE_PARM_DESC(shpchp_poll_mode, "Using polling mechanism for hot-plug events or not"); MODULE_PARM_DESC(shpchp_poll_time, "Polling mechanism frequency, in seconds"); -MODULE_PARM_DESC(shpchp_slot_with_bus, "Use bus number in the slot name"); #define SHPC_MODULE_NAME "shpchp" @@ -99,23 +96,13 @@ static void release_slot(struct hotplug_slot *hotplug_slot) kfree(slot); } -static void make_slot_name(struct slot *slot) -{ - if (shpchp_slot_with_bus) - snprintf(slot->hotplug_slot->name, SLOT_NAME_SIZE, "%04d_%04d", - slot->bus, slot->number); - else - snprintf(slot->hotplug_slot->name, SLOT_NAME_SIZE, "%d", - slot->number); -} - static int init_slots(struct controller *ctrl) { struct slot *slot; struct hotplug_slot *hotplug_slot; struct hotplug_slot_info *info; int retval = -ENOMEM; - int i; + int i, len, dup = 1; for (i = 0; i < ctrl->num_slots; i++) { slot = kzalloc(sizeof(*slot), GFP_KERNEL); @@ -146,7 +133,7 @@ static int init_slots(struct controller *ctrl) /* register this slot with the hotplug pci core */ hotplug_slot->private = slot; hotplug_slot->release = &release_slot; - make_slot_name(slot); + snprintf(slot->name, SLOT_NAME_SIZE, "%d", slot->number); hotplug_slot->ops = &shpchp_hotplug_slot_ops; get_power_status(hotplug_slot, &info->power_status); @@ -157,14 +144,23 @@ static int init_slots(struct controller *ctrl) dbg("Registering bus=%x dev=%x hp_slot=%x sun=%x " "slot_device_offset=%x\n", slot->bus, slot->device, slot->hp_slot, slot->number, ctrl->slot_device_offset); +duplicate_name: retval = pci_hp_register(slot->hotplug_slot, ctrl->pci_dev->subordinate, slot->device); if (retval) { + /* + * If slot N already exists, we'll try to create + * slot N-1, N-2 ... N-M, until we overflow. + */ + if (retval == -EEXIST) { + len = snprintf(slot->name, SLOT_NAME_SIZE, + "%d-%d", slot->number, dup++); + if (len < SLOT_NAME_SIZE) + goto duplicate_name; + else + err("duplicate slot name overflow\n"); + } err("pci_hp_register failed with error %d\n", retval); - if (retval == -EEXIST) - err("Failed to register slot because of name " - "collision. Try \'shpchp_slot_with_bus\' " - "module option.\n"); goto error_info; } diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c index 30f581b8791f..6dd7b13e9808 100644 --- a/drivers/pci/pcie/aer/aerdrv_acpi.c +++ b/drivers/pci/pcie/aer/aerdrv_acpi.c @@ -36,12 +36,7 @@ int aer_osc_setup(struct pcie_device *pciedev) if (acpi_pci_disabled) return -1; - /* Find root host bridge */ - while (pdev->bus->self) - pdev = pdev->bus->self; - handle = acpi_get_pci_rootbridge_handle( - pci_domain_nr(pdev->bus), pdev->bus->number); - + handle = acpi_find_root_bridge_handle(pdev); if (handle) { pcie_osc_support_set(OSC_EXT_PCI_CONFIG_SUPPORT); status = pci_osc_control_set(handle, diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c index a04498d390c8..cce2f4cb1fbf 100644 --- a/drivers/pci/probe.c +++ b/drivers/pci/probe.c @@ -383,6 +383,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->start = base; if (!res->end) res->end = limit + 0xfff; + printk(KERN_INFO "PCI: bridge %s io port: [%llx, %llx]\n", pci_name(dev), res->start, res->end); } res = child->resource[1]; @@ -394,6 +395,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM; res->start = base; res->end = limit + 0xfffff; + printk(KERN_INFO "PCI: bridge %s 32bit mmio: [%llx, %llx]\n", pci_name(dev), res->start, res->end); } res = child->resource[2]; @@ -429,6 +431,7 @@ void __devinit pci_read_bridge_bases(struct pci_bus *child) res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH; res->start = base; res->end = limit + 0xfffff; + printk(KERN_INFO "PCI: bridge %s %sbit mmio pref: [%llx, %llx]\n", pci_name(dev), (res->flags & PCI_PREF_RANGE_TYPE_64)?"64":"32",res->start, res->end); } } diff --git a/drivers/pci/search.c b/drivers/pci/search.c index 217814fef4ef..3b3b5f178797 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -280,6 +280,8 @@ static struct pci_dev *pci_get_dev_by_id(const struct pci_device_id *id, match_pci_dev_by_id); if (dev) pdev = to_pci_dev(dev); + if (from) + pci_dev_put(from); return pdev; } diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 827c0a520e2b..82634a2f1b1d 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -530,6 +530,36 @@ void __ref pci_bus_assign_resources(struct pci_bus *bus) } EXPORT_SYMBOL(pci_bus_assign_resources); +static void pci_bus_dump_res(struct pci_bus *bus) +{ + int i; + + for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) { + struct resource *res = bus->resource[i]; + if (!res) + continue; + + printk(KERN_INFO "bus: %02x index %x %s: [%llx, %llx]\n", bus->number, i, (res->flags & IORESOURCE_IO)? "io port":"mmio", res->start, res->end); + } +} + +static void pci_bus_dump_resources(struct pci_bus *bus) +{ + struct pci_bus *b; + struct pci_dev *dev; + + + pci_bus_dump_res(bus); + + list_for_each_entry(dev, &bus->devices, bus_list) { + b = dev->subordinate; + if (!b) + continue; + + pci_bus_dump_resources(b); + } +} + void __init pci_assign_unassigned_resources(void) { @@ -545,4 +575,9 @@ pci_assign_unassigned_resources(void) pci_bus_assign_resources(bus); pci_enable_bridges(bus); } + + /* dump the resource on buses */ + list_for_each_entry(bus, &pci_root_buses, node) { + pci_bus_dump_resources(bus); + } } diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig index 90ab73825401..9a9755c92fad 100644 --- a/drivers/rtc/Kconfig +++ b/drivers/rtc/Kconfig @@ -561,7 +561,7 @@ config RTC_DRV_AT91SAM9_GPBR config RTC_DRV_BFIN tristate "Blackfin On-Chip RTC" - depends on BLACKFIN + depends on BLACKFIN && !BF561 help If you say yes here you will get support for the Blackfin On-Chip Real Time Clock. diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c index a1af4c27939b..34439ce3967e 100644 --- a/drivers/rtc/rtc-bfin.c +++ b/drivers/rtc/rtc-bfin.c @@ -218,26 +218,6 @@ static irqreturn_t bfin_rtc_interrupt(int irq, void *dev_id) return IRQ_NONE; } -static int bfin_rtc_open(struct device *dev) -{ - int ret; - - dev_dbg_stamp(dev); - - ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, IRQF_SHARED, to_platform_device(dev)->name, dev); - if (!ret) - bfin_rtc_reset(dev, RTC_ISTAT_WRITE_COMPLETE); - - return ret; -} - -static void bfin_rtc_release(struct device *dev) -{ - dev_dbg_stamp(dev); - bfin_rtc_reset(dev, 0); - free_irq(IRQ_RTC, dev); -} - static void bfin_rtc_int_set(u16 rtc_int) { bfin_write_RTC_ISTAT(rtc_int); @@ -370,8 +350,6 @@ static int bfin_rtc_proc(struct device *dev, struct seq_file *seq) } static struct rtc_class_ops bfin_rtc_ops = { - .open = bfin_rtc_open, - .release = bfin_rtc_release, .ioctl = bfin_rtc_ioctl, .read_time = bfin_rtc_read_time, .set_time = bfin_rtc_set_time, @@ -383,29 +361,44 @@ static struct rtc_class_ops bfin_rtc_ops = { static int __devinit bfin_rtc_probe(struct platform_device *pdev) { struct bfin_rtc *rtc; + struct device *dev = &pdev->dev; int ret = 0; + unsigned long timeout; - dev_dbg_stamp(&pdev->dev); + dev_dbg_stamp(dev); + /* Allocate memory for our RTC struct */ rtc = kzalloc(sizeof(*rtc), GFP_KERNEL); if (unlikely(!rtc)) return -ENOMEM; + platform_set_drvdata(pdev, rtc); + device_init_wakeup(dev, 1); - rtc->rtc_dev = rtc_device_register(pdev->name, &pdev->dev, &bfin_rtc_ops, THIS_MODULE); - if (IS_ERR(rtc)) { - ret = PTR_ERR(rtc->rtc_dev); + /* Grab the IRQ and init the hardware */ + ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, IRQF_SHARED, pdev->name, dev); + if (unlikely(ret)) goto err; - } - - /* see comment at top of file about stopwatch/PIE */ + /* sometimes the bootloader touched things, but the write complete was not + * enabled, so let's just do a quick timeout here since the IRQ will not fire ... + */ + timeout = jiffies + HZ; + while (bfin_read_RTC_ISTAT() & RTC_ISTAT_WRITE_PENDING) + if (time_after(jiffies, timeout)) + break; + bfin_rtc_reset(dev, RTC_ISTAT_WRITE_COMPLETE); bfin_write_RTC_SWCNT(0); - platform_set_drvdata(pdev, rtc); - - device_init_wakeup(&pdev->dev, 1); + /* Register our RTC with the RTC framework */ + rtc->rtc_dev = rtc_device_register(pdev->name, dev, &bfin_rtc_ops, THIS_MODULE); + if (unlikely(IS_ERR(rtc))) { + ret = PTR_ERR(rtc->rtc_dev); + goto err_irq; + } return 0; + err_irq: + free_irq(IRQ_RTC, dev); err: kfree(rtc); return ret; @@ -414,7 +407,10 @@ static int __devinit bfin_rtc_probe(struct platform_device *pdev) static int __devexit bfin_rtc_remove(struct platform_device *pdev) { struct bfin_rtc *rtc = platform_get_drvdata(pdev); + struct device *dev = &pdev->dev; + bfin_rtc_reset(dev, 0); + free_irq(IRQ_RTC, dev); rtc_device_unregister(rtc->rtc_dev); platform_set_drvdata(pdev, NULL); kfree(rtc); diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c index 35dcc06eb3e2..f118252f3a9f 100644 --- a/drivers/rtc/rtc-dev.c +++ b/drivers/rtc/rtc-dev.c @@ -403,11 +403,14 @@ static long rtc_dev_ioctl(struct file *file, #ifdef CONFIG_RTC_INTF_DEV_UIE_EMUL case RTC_UIE_OFF: + mutex_unlock(&rtc->ops_lock); clear_uie(rtc); - break; + return 0; case RTC_UIE_ON: + mutex_unlock(&rtc->ops_lock); err = set_uie(rtc); + return err; #endif default: err = -ENOTTY; diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c index 640acd20fdde..a150418fba76 100644 --- a/drivers/rtc/rtc-ds1374.c +++ b/drivers/rtc/rtc-ds1374.c @@ -173,7 +173,7 @@ static int ds1374_read_alarm(struct device *dev, struct rtc_wkalrm *alarm) int cr, sr; int ret = 0; - if (client->irq < 0) + if (client->irq <= 0) return -EINVAL; mutex_lock(&ds1374->mutex); @@ -212,7 +212,7 @@ static int ds1374_set_alarm(struct device *dev, struct rtc_wkalrm *alarm) int cr; int ret = 0; - if (client->irq < 0) + if (client->irq <= 0) return -EINVAL; ret = ds1374_read_time(dev, &now); @@ -381,7 +381,7 @@ static int ds1374_probe(struct i2c_client *client, if (ret) goto out_free; - if (client->irq >= 0) { + if (client->irq > 0) { ret = request_irq(client->irq, ds1374_irq, 0, "ds1374", client); if (ret) { @@ -401,7 +401,7 @@ static int ds1374_probe(struct i2c_client *client, return 0; out_irq: - if (client->irq >= 0) + if (client->irq > 0) free_irq(client->irq, client); out_free: @@ -414,7 +414,7 @@ static int __devexit ds1374_remove(struct i2c_client *client) { struct ds1374 *ds1374 = i2c_get_clientdata(client); - if (client->irq >= 0) { + if (client->irq > 0) { mutex_lock(&ds1374->mutex); ds1374->exiting = 1; mutex_unlock(&ds1374->mutex); diff --git a/drivers/rtc/rtc-max6902.c b/drivers/rtc/rtc-max6902.c index 12f0310ae89c..78b2551fb19d 100644 --- a/drivers/rtc/rtc-max6902.c +++ b/drivers/rtc/rtc-max6902.c @@ -20,8 +20,6 @@ */ #include <linux/module.h> -#include <linux/version.h> - #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/init.h> diff --git a/drivers/rtc/rtc-r9701.c b/drivers/rtc/rtc-r9701.c index b35f9bfa2af4..395985b339c9 100644 --- a/drivers/rtc/rtc-r9701.c +++ b/drivers/rtc/rtc-r9701.c @@ -14,7 +14,6 @@ */ #include <linux/module.h> -#include <linux/version.h> #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/device.h> diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 1b6c52ef7339..acb78017e7d0 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -2333,13 +2333,11 @@ int dasd_generic_notify(struct ccw_device *cdev, int event) { struct dasd_device *device; struct dasd_ccw_req *cqr; - unsigned long flags; int ret; - device = dasd_device_from_cdev(cdev); + device = dasd_device_from_cdev_locked(cdev); if (IS_ERR(device)) return 0; - spin_lock_irqsave(get_ccwdev_lock(cdev), flags); ret = 0; switch (event) { case CIO_GONE: @@ -2369,7 +2367,6 @@ int dasd_generic_notify(struct ccw_device *cdev, int event) ret = 1; break; } - spin_unlock_irqrestore(get_ccwdev_lock(cdev), flags); dasd_put_device(device); return ret; } diff --git a/drivers/s390/block/dasd_eckd.h b/drivers/s390/block/dasd_eckd.h index 4bf0aa5112c1..2476f87d21d0 100644 --- a/drivers/s390/block/dasd_eckd.h +++ b/drivers/s390/block/dasd_eckd.h @@ -308,7 +308,7 @@ struct dasd_psf_prssd_data { unsigned char flags; unsigned char reserved[4]; unsigned char suborder; - unsigned char varies[9]; + unsigned char varies[5]; } __attribute__ ((packed)); /* diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c index 29da4413ad43..bf512ac75b9e 100644 --- a/drivers/s390/block/dasd_eer.c +++ b/drivers/s390/block/dasd_eer.c @@ -16,6 +16,7 @@ #include <linux/poll.h> #include <linux/mutex.h> #include <linux/smp_lock.h> +#include <linux/err.h> #include <asm/uaccess.h> #include <asm/atomic.h> @@ -457,7 +458,7 @@ int dasd_eer_enable(struct dasd_device *device) cqr = dasd_kmalloc_request("ECKD", 1 /* SNSS */, SNSS_DATA_SIZE, device); - if (!cqr) + if (IS_ERR(cqr)) return -ENOMEM; cqr->startdev = device; diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c index 01fcdd91b846..db85f1fb131e 100644 --- a/drivers/s390/block/dcssblk.c +++ b/drivers/s390/block/dcssblk.c @@ -384,6 +384,10 @@ dcssblk_add_store(struct device *dev, struct device_attribute *attr, const char * get minor, add to list */ down_write(&dcssblk_devices_sem); + if (dcssblk_get_segment_by_name(local_buf)) { + rc = -EEXIST; + goto release_gd; + } rc = dcssblk_assign_free_minor(dev_info); if (rc) { up_write(&dcssblk_devices_sem); diff --git a/drivers/s390/char/tape_char.c b/drivers/s390/char/tape_char.c index 687720b552d1..be0ce2215c8d 100644 --- a/drivers/s390/char/tape_char.c +++ b/drivers/s390/char/tape_char.c @@ -109,7 +109,7 @@ tapechar_check_idalbuffer(struct tape_device *device, size_t block_size) /* The current idal buffer is not correct. Allocate a new one. */ new = idal_buffer_alloc(block_size, 0); - if (new == NULL) + if (IS_ERR(new)) return -ENOMEM; if (device->char_data.idal_buf != NULL) diff --git a/drivers/s390/char/tape_std.c b/drivers/s390/char/tape_std.c index 2a1af4e60be0..cc8fd781ee22 100644 --- a/drivers/s390/char/tape_std.c +++ b/drivers/s390/char/tape_std.c @@ -248,7 +248,7 @@ tape_std_mtsetblk(struct tape_device *device, int count) /* Allocate a new idal buffer. */ new = idal_buffer_alloc(count, 0); - if (new == NULL) + if (IS_ERR(new)) return -ENOMEM; if (device->char_data.idal_buf != NULL) idal_buffer_free(device->char_data.idal_buf); diff --git a/drivers/s390/cio/ccwgroup.c b/drivers/s390/cio/ccwgroup.c index 26a930e832bd..e0ce65fca4e7 100644 --- a/drivers/s390/cio/ccwgroup.c +++ b/drivers/s390/cio/ccwgroup.c @@ -112,8 +112,10 @@ ccwgroup_release (struct device *dev) gdev = to_ccwgroupdev(dev); for (i = 0; i < gdev->count; i++) { - dev_set_drvdata(&gdev->cdev[i]->dev, NULL); - put_device(&gdev->cdev[i]->dev); + if (gdev->cdev[i]) { + dev_set_drvdata(&gdev->cdev[i]->dev, NULL); + put_device(&gdev->cdev[i]->dev); + } } kfree(gdev); } @@ -221,6 +223,13 @@ int ccwgroup_create_from_string(struct device *root, unsigned int creator_id, atomic_set(&gdev->onoff, 0); mutex_init(&gdev->reg_mutex); mutex_lock(&gdev->reg_mutex); + gdev->creator_id = creator_id; + gdev->count = num_devices; + gdev->dev.bus = &ccwgroup_bus_type; + gdev->dev.parent = root; + gdev->dev.release = ccwgroup_release; + device_initialize(&gdev->dev); + curr_buf = buf; for (i = 0; i < num_devices && curr_buf; i++) { rc = __get_next_bus_id(&curr_buf, tmp_bus_id); @@ -258,16 +267,11 @@ int ccwgroup_create_from_string(struct device *root, unsigned int creator_id, rc = -EINVAL; goto error; } - gdev->creator_id = creator_id; - gdev->count = num_devices; - gdev->dev.bus = &ccwgroup_bus_type; - gdev->dev.parent = root; - gdev->dev.release = ccwgroup_release; snprintf (gdev->dev.bus_id, BUS_ID_SIZE, "%s", gdev->cdev[0]->dev.bus_id); - rc = device_register(&gdev->dev); + rc = device_add(&gdev->dev); if (rc) goto error; get_device(&gdev->dev); diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c index 46c021d880dc..51489eff6b0b 100644 --- a/drivers/s390/cio/css.c +++ b/drivers/s390/cio/css.c @@ -477,7 +477,6 @@ void css_schedule_eval_all(void) void css_wait_for_slow_path(void) { - flush_workqueue(ccw_device_notify_work); flush_workqueue(slow_path_wq); } diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index e818d0c54c09..28221030b886 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -150,7 +150,6 @@ static struct css_driver io_subchannel_driver = { }; struct workqueue_struct *ccw_device_work; -struct workqueue_struct *ccw_device_notify_work; wait_queue_head_t ccw_device_init_wq; atomic_t ccw_device_init_count; @@ -168,11 +167,6 @@ init_ccw_bus_type (void) ccw_device_work = create_singlethread_workqueue("cio"); if (!ccw_device_work) return -ENOMEM; /* FIXME: better errno ? */ - ccw_device_notify_work = create_singlethread_workqueue("cio_notify"); - if (!ccw_device_notify_work) { - ret = -ENOMEM; /* FIXME: better errno ? */ - goto out_err; - } slow_path_wq = create_singlethread_workqueue("kslowcrw"); if (!slow_path_wq) { ret = -ENOMEM; /* FIXME: better errno ? */ @@ -192,8 +186,6 @@ init_ccw_bus_type (void) out_err: if (ccw_device_work) destroy_workqueue(ccw_device_work); - if (ccw_device_notify_work) - destroy_workqueue(ccw_device_notify_work); if (slow_path_wq) destroy_workqueue(slow_path_wq); return ret; @@ -204,7 +196,6 @@ cleanup_ccw_bus_type (void) { css_driver_unregister(&io_subchannel_driver); bus_unregister(&ccw_bus_type); - destroy_workqueue(ccw_device_notify_work); destroy_workqueue(ccw_device_work); } @@ -1496,11 +1487,22 @@ static void device_set_disconnected(struct ccw_device *cdev) ccw_device_schedule_recovery(); } +void ccw_device_set_notoper(struct ccw_device *cdev) +{ + struct subchannel *sch = to_subchannel(cdev->dev.parent); + + CIO_TRACE_EVENT(2, "notoper"); + CIO_TRACE_EVENT(2, sch->dev.bus_id); + ccw_device_set_timeout(cdev, 0); + cio_disable_subchannel(sch); + cdev->private->state = DEV_STATE_NOT_OPER; +} + static int io_subchannel_sch_event(struct subchannel *sch, int slow) { int event, ret, disc; unsigned long flags; - enum { NONE, UNREGISTER, UNREGISTER_PROBE, REPROBE } action; + enum { NONE, UNREGISTER, UNREGISTER_PROBE, REPROBE, DISC } action; struct ccw_device *cdev; spin_lock_irqsave(sch->lock, flags); @@ -1535,16 +1537,11 @@ static int io_subchannel_sch_event(struct subchannel *sch, int slow) } /* fall through */ case CIO_GONE: - /* Prevent unwanted effects when opening lock. */ - cio_disable_subchannel(sch); - device_set_disconnected(cdev); /* Ask driver what to do with device. */ - action = UNREGISTER; - spin_unlock_irqrestore(sch->lock, flags); - ret = io_subchannel_notify(sch, event); - spin_lock_irqsave(sch->lock, flags); - if (ret) - action = NONE; + if (io_subchannel_notify(sch, event)) + action = DISC; + else + action = UNREGISTER; break; case CIO_REVALIDATE: /* Device will be removed, so no notify necessary. */ @@ -1565,6 +1562,7 @@ static int io_subchannel_sch_event(struct subchannel *sch, int slow) switch (action) { case UNREGISTER: case UNREGISTER_PROBE: + ccw_device_set_notoper(cdev); /* Unregister device (will use subchannel lock). */ spin_unlock_irqrestore(sch->lock, flags); css_sch_device_unregister(sch); @@ -1577,6 +1575,9 @@ static int io_subchannel_sch_event(struct subchannel *sch, int slow) case REPROBE: ccw_device_trigger_reprobe(cdev); break; + case DISC: + device_set_disconnected(cdev); + break; default: break; } @@ -1828,5 +1829,4 @@ EXPORT_SYMBOL(ccw_driver_unregister); EXPORT_SYMBOL(get_ccwdev_by_busid); EXPORT_SYMBOL(ccw_bus_type); EXPORT_SYMBOL(ccw_device_work); -EXPORT_SYMBOL(ccw_device_notify_work); EXPORT_SYMBOL_GPL(ccw_device_get_subchannel_id); diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h index 9800a8335a3f..6f5c3f2b3587 100644 --- a/drivers/s390/cio/device.h +++ b/drivers/s390/cio/device.h @@ -72,7 +72,6 @@ dev_fsm_final_state(struct ccw_device *cdev) } extern struct workqueue_struct *ccw_device_work; -extern struct workqueue_struct *ccw_device_notify_work; extern wait_queue_head_t ccw_device_init_wq; extern atomic_t ccw_device_init_count; @@ -120,6 +119,7 @@ int ccw_device_stlck(struct ccw_device *); void ccw_device_trigger_reprobe(struct ccw_device *); void ccw_device_kill_io(struct ccw_device *); int ccw_device_notify(struct ccw_device *, int); +void ccw_device_set_notoper(struct ccw_device *cdev); /* qdio needs this. */ void ccw_device_set_timeout(struct ccw_device *, int); diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c index 8b5fe57fb2f3..550508df952b 100644 --- a/drivers/s390/cio/device_fsm.c +++ b/drivers/s390/cio/device_fsm.c @@ -337,26 +337,34 @@ int ccw_device_notify(struct ccw_device *cdev, int event) return 0; if (!cdev->online) return 0; + CIO_MSG_EVENT(2, "notify called for 0.%x.%04x, event=%d\n", + cdev->private->dev_id.ssid, cdev->private->dev_id.devno, + event); return cdev->drv->notify ? cdev->drv->notify(cdev, event) : 0; } -static void -ccw_device_oper_notify(struct work_struct *work) +static void cmf_reenable_delayed(struct work_struct *work) { struct ccw_device_private *priv; struct ccw_device *cdev; - int ret; priv = container_of(work, struct ccw_device_private, kick_work); cdev = priv->cdev; - ret = ccw_device_notify(cdev, CIO_OPER); - if (ret) { + cmf_reenable(cdev); +} + +static void ccw_device_oper_notify(struct ccw_device *cdev) +{ + if (ccw_device_notify(cdev, CIO_OPER)) { /* Reenable channel measurements, if needed. */ - cmf_reenable(cdev); - wake_up(&cdev->private->wait_q); - } else - /* Driver doesn't want device back. */ - ccw_device_do_unreg_rereg(work); + PREPARE_WORK(&cdev->private->kick_work, cmf_reenable_delayed); + queue_work(ccw_device_work, &cdev->private->kick_work); + return; + } + /* Driver doesn't want device back. */ + ccw_device_set_notoper(cdev); + PREPARE_WORK(&cdev->private->kick_work, ccw_device_do_unreg_rereg); + queue_work(ccw_device_work, &cdev->private->kick_work); } /* @@ -386,8 +394,7 @@ ccw_device_done(struct ccw_device *cdev, int state) if (cdev->private->flags.donotify) { cdev->private->flags.donotify = 0; - PREPARE_WORK(&cdev->private->kick_work, ccw_device_oper_notify); - queue_work(ccw_device_notify_work, &cdev->private->kick_work); + ccw_device_oper_notify(cdev); } wake_up(&cdev->private->wait_q); diff --git a/drivers/s390/cio/qdio_debug.h b/drivers/s390/cio/qdio_debug.h index 8484b83698e1..5a4d85b829ad 100644 --- a/drivers/s390/cio/qdio_debug.h +++ b/drivers/s390/cio/qdio_debug.h @@ -61,18 +61,18 @@ /* s390dbf views */ #define QDIO_DBF_SETUP_LEN 8 -#define QDIO_DBF_SETUP_PAGES 4 +#define QDIO_DBF_SETUP_PAGES 8 #define QDIO_DBF_SETUP_NR_AREAS 1 #define QDIO_DBF_TRACE_LEN 8 #define QDIO_DBF_TRACE_NR_AREAS 2 #ifdef CONFIG_QDIO_DEBUG -#define QDIO_DBF_TRACE_PAGES 16 +#define QDIO_DBF_TRACE_PAGES 32 #define QDIO_DBF_SETUP_LEVEL 6 #define QDIO_DBF_TRACE_LEVEL 4 #else /* !CONFIG_QDIO_DEBUG */ -#define QDIO_DBF_TRACE_PAGES 4 +#define QDIO_DBF_TRACE_PAGES 8 #define QDIO_DBF_SETUP_LEVEL 2 #define QDIO_DBF_TRACE_LEVEL 2 #endif /* CONFIG_QDIO_DEBUG */ diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c index d15648514a0f..e6eabc853422 100644 --- a/drivers/s390/cio/qdio_main.c +++ b/drivers/s390/cio/qdio_main.c @@ -330,6 +330,7 @@ static int qdio_siga_output(struct qdio_q *q) int cc; u32 busy_bit; u64 start_time = 0; + char dbf_text[15]; QDIO_DBF_TEXT5(0, trace, "sigaout"); QDIO_DBF_HEX5(0, trace, &q, sizeof(void *)); @@ -338,6 +339,9 @@ static int qdio_siga_output(struct qdio_q *q) again: cc = qdio_do_siga_output(q, &busy_bit); if (queue_type(q) == QDIO_IQDIO_QFMT && cc == 2 && busy_bit) { + sprintf(dbf_text, "bb%4x%2x", q->irq_ptr->schid.sch_no, q->nr); + QDIO_DBF_TEXT3(0, trace, dbf_text); + if (!start_time) start_time = get_usecs(); else if ((get_usecs() - start_time) < QDIO_BUSY_BIT_PATIENCE) @@ -748,16 +752,18 @@ static void qdio_kick_outbound_q(struct qdio_q *q) rc = qdio_siga_output(q); switch (rc) { case 0: - /* went smooth this time, reset timestamp */ - q->u.out.timestamp = 0; - /* TODO: improve error handling for CC=0 case */ #ifdef CONFIG_QDIO_DEBUG - QDIO_DBF_TEXT3(0, trace, "cc2reslv"); - sprintf(dbf_text, "%4x%2x%2x", q->irq_ptr->schid.sch_no, q->nr, - atomic_read(&q->u.out.busy_siga_counter)); - QDIO_DBF_TEXT3(0, trace, dbf_text); + if (q->u.out.timestamp) { + QDIO_DBF_TEXT3(0, trace, "cc2reslv"); + sprintf(dbf_text, "%4x%2x%2x", q->irq_ptr->schid.sch_no, + q->nr, + atomic_read(&q->u.out.busy_siga_counter)); + QDIO_DBF_TEXT3(0, trace, dbf_text); + } #endif /* CONFIG_QDIO_DEBUG */ + /* went smooth this time, reset timestamp */ + q->u.out.timestamp = 0; break; /* cc=2 and busy bit */ case (2 | QDIO_ERROR_SIGA_BUSY): @@ -1066,14 +1072,12 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm, if (IS_ERR(irb)) { switch (PTR_ERR(irb)) { case -EIO: - sprintf(dbf_text, "ierr%4x", - cdev->private->schid.sch_no); + sprintf(dbf_text, "ierr%4x", irq_ptr->schid.sch_no); QDIO_DBF_TEXT2(1, setup, dbf_text); qdio_int_error(cdev); return; case -ETIMEDOUT: - sprintf(dbf_text, "qtoh%4x", - cdev->private->schid.sch_no); + sprintf(dbf_text, "qtoh%4x", irq_ptr->schid.sch_no); QDIO_DBF_TEXT2(1, setup, dbf_text); qdio_int_error(cdev); return; @@ -1124,8 +1128,10 @@ void qdio_int_handler(struct ccw_device *cdev, unsigned long intparm, struct qdio_ssqd_desc *qdio_get_ssqd_desc(struct ccw_device *cdev) { struct qdio_irq *irq_ptr; + char dbf_text[15]; - QDIO_DBF_TEXT0(0, setup, "getssqd"); + sprintf(dbf_text, "qssq%4x", cdev->private->schid.sch_no); + QDIO_DBF_TEXT0(0, setup, dbf_text); irq_ptr = cdev->private->qdio_data; if (!irq_ptr) @@ -1149,14 +1155,13 @@ int qdio_cleanup(struct ccw_device *cdev, int how) char dbf_text[15]; int rc; + sprintf(dbf_text, "qcln%4x", cdev->private->schid.sch_no); + QDIO_DBF_TEXT0(0, setup, dbf_text); + irq_ptr = cdev->private->qdio_data; if (!irq_ptr) return -ENODEV; - sprintf(dbf_text, "qcln%4x", irq_ptr->schid.sch_no); - QDIO_DBF_TEXT1(0, trace, dbf_text); - QDIO_DBF_TEXT0(0, setup, dbf_text); - rc = qdio_shutdown(cdev, how); if (rc == 0) rc = qdio_free(cdev); @@ -1191,6 +1196,9 @@ int qdio_shutdown(struct ccw_device *cdev, int how) unsigned long flags; char dbf_text[15]; + sprintf(dbf_text, "qshu%4x", cdev->private->schid.sch_no); + QDIO_DBF_TEXT0(0, setup, dbf_text); + irq_ptr = cdev->private->qdio_data; if (!irq_ptr) return -ENODEV; @@ -1205,10 +1213,6 @@ int qdio_shutdown(struct ccw_device *cdev, int how) return 0; } - sprintf(dbf_text, "qsqs%4x", irq_ptr->schid.sch_no); - QDIO_DBF_TEXT1(0, trace, dbf_text); - QDIO_DBF_TEXT0(0, setup, dbf_text); - tiqdio_remove_input_queues(irq_ptr); qdio_shutdown_queues(cdev); qdio_shutdown_debug_entries(irq_ptr, cdev); @@ -1247,7 +1251,6 @@ no_cleanup: qdio_set_state(irq_ptr, QDIO_IRQ_STATE_INACTIVE); mutex_unlock(&irq_ptr->setup_mutex); - module_put(THIS_MODULE); if (rc) return rc; return 0; @@ -1263,16 +1266,14 @@ int qdio_free(struct ccw_device *cdev) struct qdio_irq *irq_ptr; char dbf_text[15]; + sprintf(dbf_text, "qfre%4x", cdev->private->schid.sch_no); + QDIO_DBF_TEXT0(0, setup, dbf_text); + irq_ptr = cdev->private->qdio_data; if (!irq_ptr) return -ENODEV; mutex_lock(&irq_ptr->setup_mutex); - - sprintf(dbf_text, "qfqs%4x", irq_ptr->schid.sch_no); - QDIO_DBF_TEXT1(0, trace, dbf_text); - QDIO_DBF_TEXT0(0, setup, dbf_text); - cdev->private->qdio_data = NULL; mutex_unlock(&irq_ptr->setup_mutex); @@ -1295,7 +1296,6 @@ int qdio_initialize(struct qdio_initialize *init_data) sprintf(dbf_text, "qini%4x", init_data->cdev->private->schid.sch_no); QDIO_DBF_TEXT0(0, setup, dbf_text); - QDIO_DBF_TEXT0(0, trace, dbf_text); rc = qdio_allocate(init_data); if (rc) @@ -1319,7 +1319,6 @@ int qdio_allocate(struct qdio_initialize *init_data) sprintf(dbf_text, "qalc%4x", init_data->cdev->private->schid.sch_no); QDIO_DBF_TEXT0(0, setup, dbf_text); - QDIO_DBF_TEXT0(0, trace, dbf_text); if ((init_data->no_input_qs && !init_data->input_handler) || (init_data->no_output_qs && !init_data->output_handler)) @@ -1389,6 +1388,9 @@ int qdio_establish(struct qdio_initialize *init_data) unsigned long saveflags; int rc; + sprintf(dbf_text, "qest%4x", cdev->private->schid.sch_no); + QDIO_DBF_TEXT0(0, setup, dbf_text); + irq_ptr = cdev->private->qdio_data; if (!irq_ptr) return -ENODEV; @@ -1396,13 +1398,6 @@ int qdio_establish(struct qdio_initialize *init_data) if (cdev->private->state != DEV_STATE_ONLINE) return -EINVAL; - if (!try_module_get(THIS_MODULE)) - return -EINVAL; - - sprintf(dbf_text, "qest%4x", cdev->private->schid.sch_no); - QDIO_DBF_TEXT0(0, setup, dbf_text); - QDIO_DBF_TEXT0(0, trace, dbf_text); - mutex_lock(&irq_ptr->setup_mutex); qdio_setup_irq(init_data); @@ -1472,6 +1467,9 @@ int qdio_activate(struct ccw_device *cdev) unsigned long saveflags; char dbf_text[20]; + sprintf(dbf_text, "qact%4x", cdev->private->schid.sch_no); + QDIO_DBF_TEXT0(0, setup, dbf_text); + irq_ptr = cdev->private->qdio_data; if (!irq_ptr) return -ENODEV; @@ -1485,10 +1483,6 @@ int qdio_activate(struct ccw_device *cdev) goto out; } - sprintf(dbf_text, "qact%4x", irq_ptr->schid.sch_no); - QDIO_DBF_TEXT2(0, setup, dbf_text); - QDIO_DBF_TEXT2(0, trace, dbf_text); - irq_ptr->ccw.cmd_code = irq_ptr->aqueue.cmd; irq_ptr->ccw.flags = CCW_FLAG_SLI; irq_ptr->ccw.count = irq_ptr->aqueue.count; @@ -1663,7 +1657,7 @@ int do_QDIO(struct ccw_device *cdev, unsigned int callflags, #ifdef CONFIG_QDIO_DEBUG char dbf_text[20]; - sprintf(dbf_text, "doQD%04x", cdev->private->schid.sch_no); + sprintf(dbf_text, "doQD%4x", cdev->private->schid.sch_no); QDIO_DBF_TEXT3(0, trace, dbf_text); #endif /* CONFIG_QDIO_DEBUG */ diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c index 1bd2a208db28..1679e2f91c94 100644 --- a/drivers/s390/cio/qdio_setup.c +++ b/drivers/s390/cio/qdio_setup.c @@ -165,7 +165,7 @@ static void setup_queues(struct qdio_irq *irq_ptr, void **output_sbal_array = qdio_init->output_sbal_addr_array; int i; - sprintf(dbf_text, "qfqs%4x", qdio_init->cdev->private->schid.sch_no); + sprintf(dbf_text, "qset%4x", qdio_init->cdev->private->schid.sch_no); QDIO_DBF_TEXT0(0, setup, dbf_text); for_each_input_queue(irq_ptr, q, i) { @@ -285,7 +285,7 @@ void qdio_setup_ssqd_info(struct qdio_irq *irq_ptr) rc = __get_ssqd_info(irq_ptr); if (rc) { QDIO_DBF_TEXT2(0, setup, "ssqdasig"); - sprintf(dbf_text, "schno%x", irq_ptr->schid.sch_no); + sprintf(dbf_text, "schn%4x", irq_ptr->schid.sch_no); QDIO_DBF_TEXT2(0, setup, dbf_text); sprintf(dbf_text, "rc:%d", rc); QDIO_DBF_TEXT2(0, setup, dbf_text); @@ -447,7 +447,7 @@ void qdio_print_subchannel_info(struct qdio_irq *irq_ptr, { char s[80]; - sprintf(s, "%s ", cdev->dev.bus_id); + sprintf(s, "%s sc:%x ", cdev->dev.bus_id, irq_ptr->schid.sch_no); switch (irq_ptr->qib.qfmt) { case QDIO_QETH_QFMT: diff --git a/drivers/s390/cio/qdio_thinint.c b/drivers/s390/cio/qdio_thinint.c index 9291a771d812..ea7f61400267 100644 --- a/drivers/s390/cio/qdio_thinint.c +++ b/drivers/s390/cio/qdio_thinint.c @@ -113,7 +113,11 @@ void tiqdio_remove_input_queues(struct qdio_irq *irq_ptr) struct qdio_q *q; int i; - for_each_input_queue(irq_ptr, q, i) { + for (i = 0; i < irq_ptr->nr_input_qs; i++) { + q = irq_ptr->input_qs[i]; + /* if establish triggered an error */ + if (!q || !q->entry.prev || !q->entry.next) + continue; list_del_rcu(&q->entry); synchronize_rcu(); } diff --git a/drivers/s390/net/ctcm_mpc.c b/drivers/s390/net/ctcm_mpc.c index 49ae1cd25caa..2de1e2fccbf9 100644 --- a/drivers/s390/net/ctcm_mpc.c +++ b/drivers/s390/net/ctcm_mpc.c @@ -19,7 +19,6 @@ #undef DEBUGDATA #undef DEBUGCCW -#include <linux/version.h> #include <linux/module.h> #include <linux/init.h> #include <linux/kernel.h> diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c index e7c7b4ebc1fe..2dee69da35cf 100644 --- a/drivers/scsi/device_handler/scsi_dh_rdac.c +++ b/drivers/scsi/device_handler/scsi_dh_rdac.c @@ -376,7 +376,7 @@ static int get_lun(struct scsi_device *sdev, struct rdac_dh_data *h) if (inqp->page_id[0] != 'e' || inqp->page_id[1] != 'd' || inqp->page_id[2] != 'i' || inqp->page_id[3] != 'd') return SCSI_DH_NOSYS; - h->lun = scsilun_to_int((struct scsi_lun *)inqp->lun); + h->lun = inqp->lun[7]; /* Uses only the last byte */ } return err; } @@ -386,6 +386,7 @@ static int check_ownership(struct scsi_device *sdev, struct rdac_dh_data *h) int err; struct c9_inquiry *inqp; + h->lun_state = RDAC_LUN_UNOWNED; err = submit_inquiry(sdev, 0xC9, sizeof(struct c9_inquiry), h); if (err == SCSI_DH_OK) { inqp = &h->inq.c9; diff --git a/drivers/scsi/dpt/dpti_i2o.h b/drivers/scsi/dpt/dpti_i2o.h index 19406cea6d6a..179ad77f6cc9 100644 --- a/drivers/scsi/dpt/dpti_i2o.h +++ b/drivers/scsi/dpt/dpti_i2o.h @@ -21,7 +21,6 @@ #include <linux/i2o-dev.h> -#include <linux/version.h> #include <linux/notifier.h> #include <asm/atomic.h> diff --git a/drivers/scsi/ibmvscsi/ibmvfc.c b/drivers/scsi/ibmvscsi/ibmvfc.c index ae560bc04f9d..4e0b7c8eb32e 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.c +++ b/drivers/scsi/ibmvscsi/ibmvfc.c @@ -556,11 +556,12 @@ static void ibmvfc_link_down(struct ibmvfc_host *vhost, /** * ibmvfc_init_host - Start host initialization * @vhost: ibmvfc host struct + * @relogin: is this a re-login? * * Return value: * nothing **/ -static void ibmvfc_init_host(struct ibmvfc_host *vhost) +static void ibmvfc_init_host(struct ibmvfc_host *vhost, int relogin) { struct ibmvfc_target *tgt; @@ -574,6 +575,11 @@ static void ibmvfc_init_host(struct ibmvfc_host *vhost) } if (!ibmvfc_set_host_state(vhost, IBMVFC_INITIALIZING)) { + if (!relogin) { + memset(vhost->async_crq.msgs, 0, PAGE_SIZE); + vhost->async_crq.cur = 0; + } + list_for_each_entry(tgt, &vhost->targets, queue) tgt->need_login = 1; scsi_block_requests(vhost->host); @@ -1059,9 +1065,10 @@ static void ibmvfc_get_starget_port_id(struct scsi_target *starget) static int ibmvfc_wait_while_resetting(struct ibmvfc_host *vhost) { long timeout = wait_event_timeout(vhost->init_wait_q, - (vhost->state == IBMVFC_ACTIVE || - vhost->state == IBMVFC_HOST_OFFLINE || - vhost->state == IBMVFC_LINK_DEAD), + ((vhost->state == IBMVFC_ACTIVE || + vhost->state == IBMVFC_HOST_OFFLINE || + vhost->state == IBMVFC_LINK_DEAD) && + vhost->action == IBMVFC_HOST_ACTION_NONE), (init_timeout * HZ)); return timeout ? 0 : -EIO; @@ -1450,8 +1457,8 @@ static void ibmvfc_scsi_done(struct ibmvfc_event *evt) struct ibmvfc_cmd *vfc_cmd = &evt->xfer_iu->cmd; struct ibmvfc_fcp_rsp *rsp = &vfc_cmd->rsp; struct scsi_cmnd *cmnd = evt->cmnd; - int rsp_len = 0; - int sense_len = rsp->fcp_sense_len; + u32 rsp_len = 0; + u32 sense_len = rsp->fcp_sense_len; if (cmnd) { if (vfc_cmd->response_flags & IBMVFC_ADAPTER_RESID_VALID) @@ -1468,7 +1475,7 @@ static void ibmvfc_scsi_done(struct ibmvfc_event *evt) rsp_len = rsp->fcp_rsp_len; if ((sense_len + rsp_len) > SCSI_SENSE_BUFFERSIZE) sense_len = SCSI_SENSE_BUFFERSIZE - rsp_len; - if ((rsp->flags & FCP_SNS_LEN_VALID) && rsp->fcp_sense_len) + if ((rsp->flags & FCP_SNS_LEN_VALID) && rsp->fcp_sense_len && rsp_len <= 8) memcpy(cmnd->sense_buffer, rsp->data.sense + rsp_len, sense_len); ibmvfc_log_error(evt); @@ -2077,17 +2084,18 @@ static void ibmvfc_handle_async(struct ibmvfc_async_crq *crq, { const char *desc = ibmvfc_get_ae_desc(crq->event); - ibmvfc_log(vhost, 3, "%s event received\n", desc); + ibmvfc_log(vhost, 3, "%s event received. scsi_id: %lx, wwpn: %lx," + " node_name: %lx\n", desc, crq->scsi_id, crq->wwpn, crq->node_name); switch (crq->event) { case IBMVFC_AE_LINK_UP: case IBMVFC_AE_RESUME: vhost->events_to_log |= IBMVFC_AE_LINKUP; - ibmvfc_init_host(vhost); + ibmvfc_init_host(vhost, 1); break; case IBMVFC_AE_SCN_FABRIC: vhost->events_to_log |= IBMVFC_AE_RSCN; - ibmvfc_init_host(vhost); + ibmvfc_init_host(vhost, 1); break; case IBMVFC_AE_SCN_NPORT: case IBMVFC_AE_SCN_GROUP: @@ -2133,13 +2141,13 @@ static void ibmvfc_handle_crq(struct ibmvfc_crq *crq, struct ibmvfc_host *vhost) /* Send back a response */ rc = ibmvfc_send_crq_init_complete(vhost); if (rc == 0) - ibmvfc_init_host(vhost); + ibmvfc_init_host(vhost, 0); else dev_err(vhost->dev, "Unable to send init rsp. rc=%ld\n", rc); break; case IBMVFC_CRQ_INIT_COMPLETE: dev_info(vhost->dev, "Partner initialization complete\n"); - ibmvfc_init_host(vhost); + ibmvfc_init_host(vhost, 0); break; default: dev_err(vhost->dev, "Unknown crq message type: %d\n", crq->format); @@ -3357,8 +3365,6 @@ static void ibmvfc_npiv_login(struct ibmvfc_host *vhost) mad->buffer.va = vhost->login_buf_dma; mad->buffer.len = sizeof(*vhost->login_buf); - memset(vhost->async_crq.msgs, 0, PAGE_SIZE); - vhost->async_crq.cur = 0; ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_INIT_WAIT); if (!ibmvfc_send_event(evt, vhost, default_timeout)) @@ -3601,8 +3607,9 @@ static void ibmvfc_do_work(struct ibmvfc_host *vhost) } } - if (vhost->reinit) { + if (vhost->reinit && !ibmvfc_set_host_state(vhost, IBMVFC_INITIALIZING)) { vhost->reinit = 0; + scsi_block_requests(vhost->host); ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_QUERY); } else { ibmvfc_set_host_action(vhost, IBMVFC_HOST_ACTION_NONE); diff --git a/drivers/scsi/ibmvscsi/ibmvfc.h b/drivers/scsi/ibmvscsi/ibmvfc.h index 4bf6e374f076..fb3177ab6691 100644 --- a/drivers/scsi/ibmvscsi/ibmvfc.h +++ b/drivers/scsi/ibmvscsi/ibmvfc.h @@ -29,8 +29,8 @@ #include "viosrp.h" #define IBMVFC_NAME "ibmvfc" -#define IBMVFC_DRIVER_VERSION "1.0.1" -#define IBMVFC_DRIVER_DATE "(July 11, 2008)" +#define IBMVFC_DRIVER_VERSION "1.0.2" +#define IBMVFC_DRIVER_DATE "(August 14, 2008)" #define IBMVFC_DEFAULT_TIMEOUT 15 #define IBMVFC_INIT_TIMEOUT 30 diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c index 6b24b9cdb04c..7b1502c0ab6e 100644 --- a/drivers/scsi/ibmvscsi/ibmvscsi.c +++ b/drivers/scsi/ibmvscsi/ibmvscsi.c @@ -1636,7 +1636,7 @@ static unsigned long ibmvscsi_get_desired_dma(struct vio_dev *vdev) unsigned long desired_io = max_requests * sizeof(union viosrp_iu); /* add io space for sg data */ - desired_io += (IBMVSCSI_MAX_SECTORS_DEFAULT * + desired_io += (IBMVSCSI_MAX_SECTORS_DEFAULT * 512 * IBMVSCSI_CMDS_PER_LUN_DEFAULT); return desired_io; diff --git a/drivers/scsi/ips.c b/drivers/scsi/ips.c index 7c615c70ec5c..bc9e6ddf41df 100644 --- a/drivers/scsi/ips.c +++ b/drivers/scsi/ips.c @@ -165,7 +165,6 @@ #include <asm/byteorder.h> #include <asm/page.h> #include <linux/stddef.h> -#include <linux/version.h> #include <linux/string.h> #include <linux/errno.h> #include <linux/kernel.h> diff --git a/drivers/scsi/ips.h b/drivers/scsi/ips.h index e0657b6f009c..4e49fbcfe8af 100644 --- a/drivers/scsi/ips.h +++ b/drivers/scsi/ips.h @@ -50,7 +50,6 @@ #ifndef _IPS_H_ #define _IPS_H_ -#include <linux/version.h> #include <linux/nmi.h> #include <asm/uaccess.h> #include <asm/io.h> diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c index 90272e65957a..094b47e94b29 100644 --- a/drivers/scsi/lpfc/lpfc_debugfs.c +++ b/drivers/scsi/lpfc/lpfc_debugfs.c @@ -27,7 +27,6 @@ #include <linux/pci.h> #include <linux/spinlock.h> #include <linux/ctype.h> -#include <linux/version.h> #include <scsi/scsi.h> #include <scsi/scsi_device.h> diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index fc7ac158476c..97b763378e7d 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -10,7 +10,7 @@ * 2 of the License, or (at your option) any later version. * * FILE : megaraid_sas.c - * Version : v00.00.03.20-rc1 + * Version : v00.00.04.01-rc1 * * Authors: * (email-id : megaraidlinux@lsi.com) @@ -71,6 +71,10 @@ static struct pci_device_id megasas_pci_table[] = { /* ppc IOP */ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1078DE)}, /* ppc IOP */ + {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS1078GEN2)}, + /* gen2*/ + {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_SAS0079GEN2)}, + /* gen2*/ {PCI_DEVICE(PCI_VENDOR_ID_LSI_LOGIC, PCI_DEVICE_ID_LSI_VERDE_ZCR)}, /* xscale IOP, vega */ {PCI_DEVICE(PCI_VENDOR_ID_DELL, PCI_DEVICE_ID_DELL_PERC5)}, @@ -198,6 +202,9 @@ megasas_clear_intr_xscale(struct megasas_register_set __iomem * regs) */ writel(status, ®s->outbound_intr_status); + /* Dummy readl to force pci flush */ + readl(®s->outbound_intr_status); + return 0; } @@ -293,6 +300,9 @@ megasas_clear_intr_ppc(struct megasas_register_set __iomem * regs) */ writel(status, ®s->outbound_doorbell_clear); + /* Dummy readl to force pci flush */ + readl(®s->outbound_doorbell_clear); + return 0; } /** @@ -318,6 +328,99 @@ static struct megasas_instance_template megasas_instance_template_ppc = { }; /** +* The following functions are defined for gen2 (deviceid : 0x78 0x79) +* controllers +*/ + +/** + * megasas_enable_intr_gen2 - Enables interrupts + * @regs: MFI register set + */ +static inline void +megasas_enable_intr_gen2(struct megasas_register_set __iomem *regs) +{ + writel(0xFFFFFFFF, &(regs)->outbound_doorbell_clear); + + /* write ~0x00000005 (4 & 1) to the intr mask*/ + writel(~MFI_GEN2_ENABLE_INTERRUPT_MASK, &(regs)->outbound_intr_mask); + + /* Dummy readl to force pci flush */ + readl(®s->outbound_intr_mask); +} + +/** + * megasas_disable_intr_gen2 - Disables interrupt + * @regs: MFI register set + */ +static inline void +megasas_disable_intr_gen2(struct megasas_register_set __iomem *regs) +{ + u32 mask = 0xFFFFFFFF; + writel(mask, ®s->outbound_intr_mask); + /* Dummy readl to force pci flush */ + readl(®s->outbound_intr_mask); +} + +/** + * megasas_read_fw_status_reg_gen2 - returns the current FW status value + * @regs: MFI register set + */ +static u32 +megasas_read_fw_status_reg_gen2(struct megasas_register_set __iomem *regs) +{ + return readl(&(regs)->outbound_scratch_pad); +} + +/** + * megasas_clear_interrupt_gen2 - Check & clear interrupt + * @regs: MFI register set + */ +static int +megasas_clear_intr_gen2(struct megasas_register_set __iomem *regs) +{ + u32 status; + /* + * Check if it is our interrupt + */ + status = readl(®s->outbound_intr_status); + + if (!(status & MFI_GEN2_ENABLE_INTERRUPT_MASK)) + return 1; + + /* + * Clear the interrupt by writing back the same value + */ + writel(status, ®s->outbound_doorbell_clear); + + /* Dummy readl to force pci flush */ + readl(®s->outbound_intr_status); + + return 0; +} +/** + * megasas_fire_cmd_gen2 - Sends command to the FW + * @frame_phys_addr : Physical address of cmd + * @frame_count : Number of frames for the command + * @regs : MFI register set + */ +static inline void +megasas_fire_cmd_gen2(dma_addr_t frame_phys_addr, u32 frame_count, + struct megasas_register_set __iomem *regs) +{ + writel((frame_phys_addr | (frame_count<<1))|1, + &(regs)->inbound_queue_port); +} + +static struct megasas_instance_template megasas_instance_template_gen2 = { + + .fire_cmd = megasas_fire_cmd_gen2, + .enable_intr = megasas_enable_intr_gen2, + .disable_intr = megasas_disable_intr_gen2, + .clear_intr = megasas_clear_intr_gen2, + .read_fw_status_reg = megasas_read_fw_status_reg_gen2, +}; + +/** * This is the end of set of functions & definitions * specific to ppc (deviceid : 0x60) controllers */ @@ -1976,7 +2079,12 @@ static int megasas_init_mfi(struct megasas_instance *instance) /* * Map the message registers */ - instance->base_addr = pci_resource_start(instance->pdev, 0); + if ((instance->pdev->device == PCI_DEVICE_ID_LSI_SAS1078GEN2) || + (instance->pdev->device == PCI_DEVICE_ID_LSI_SAS0079GEN2)) { + instance->base_addr = pci_resource_start(instance->pdev, 1); + } else { + instance->base_addr = pci_resource_start(instance->pdev, 0); + } if (pci_request_regions(instance->pdev, "megasas: LSI")) { printk(KERN_DEBUG "megasas: IO memory region busy!\n"); @@ -1998,6 +2106,10 @@ static int megasas_init_mfi(struct megasas_instance *instance) case PCI_DEVICE_ID_LSI_SAS1078DE: instance->instancet = &megasas_instance_template_ppc; break; + case PCI_DEVICE_ID_LSI_SAS1078GEN2: + case PCI_DEVICE_ID_LSI_SAS0079GEN2: + instance->instancet = &megasas_instance_template_gen2; + break; case PCI_DEVICE_ID_LSI_SAS1064R: case PCI_DEVICE_ID_DELL_PERC5: default: @@ -2857,6 +2969,7 @@ static void megasas_shutdown(struct pci_dev *pdev) { struct megasas_instance *instance = pci_get_drvdata(pdev); megasas_flush_cache(instance); + megasas_shutdown_controller(instance, MR_DCMD_CTRL_SHUTDOWN); } /** @@ -3292,7 +3405,7 @@ megasas_sysfs_set_dbg_lvl(struct device_driver *dd, const char *buf, size_t coun return retval; } -static DRIVER_ATTR(dbg_lvl, S_IRUGO|S_IWUGO, megasas_sysfs_show_dbg_lvl, +static DRIVER_ATTR(dbg_lvl, S_IRUGO|S_IWUSR, megasas_sysfs_show_dbg_lvl, megasas_sysfs_set_dbg_lvl); static ssize_t diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index b0c41e671702..0d033248fdf1 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -18,9 +18,9 @@ /* * MegaRAID SAS Driver meta data */ -#define MEGASAS_VERSION "00.00.03.20-rc1" -#define MEGASAS_RELDATE "March 10, 2008" -#define MEGASAS_EXT_VERSION "Mon. March 10 11:02:31 PDT 2008" +#define MEGASAS_VERSION "00.00.04.01" +#define MEGASAS_RELDATE "July 24, 2008" +#define MEGASAS_EXT_VERSION "Thu July 24 11:41:51 PST 2008" /* * Device IDs @@ -28,6 +28,8 @@ #define PCI_DEVICE_ID_LSI_SAS1078R 0x0060 #define PCI_DEVICE_ID_LSI_SAS1078DE 0x007C #define PCI_DEVICE_ID_LSI_VERDE_ZCR 0x0413 +#define PCI_DEVICE_ID_LSI_SAS1078GEN2 0x0078 +#define PCI_DEVICE_ID_LSI_SAS0079GEN2 0x0079 /* * ===================================== @@ -580,6 +582,8 @@ struct megasas_ctrl_info { #define MEGASAS_COMPLETION_TIMER_INTERVAL (HZ/10) #define MFI_REPLY_1078_MESSAGE_INTERRUPT 0x80000000 +#define MFI_REPLY_GEN2_MESSAGE_INTERRUPT 0x00000001 +#define MFI_GEN2_ENABLE_INTERRUPT_MASK (0x00000001 | 0x00000004) /* * register set for both 1068 and 1078 controllers diff --git a/drivers/scsi/nsp32.c b/drivers/scsi/nsp32.c index edf9fdb3cb3c..22052bb7becb 100644 --- a/drivers/scsi/nsp32.c +++ b/drivers/scsi/nsp32.c @@ -23,7 +23,6 @@ * 1.2: PowerPC (big endian) support. */ -#include <linux/version.h> #include <linux/module.h> #include <linux/init.h> #include <linux/kernel.h> diff --git a/drivers/scsi/nsp32.h b/drivers/scsi/nsp32.h index 6715ecb3bfca..9565acf1aa72 100644 --- a/drivers/scsi/nsp32.h +++ b/drivers/scsi/nsp32.h @@ -16,7 +16,6 @@ #ifndef _NSP32_H #define _NSP32_H -#include <linux/version.h> //#define NSP32_DEBUG 9 /* diff --git a/drivers/scsi/pcmcia/nsp_cs.c b/drivers/scsi/pcmcia/nsp_cs.c index a221b6ef9fa9..24e6cb8396e3 100644 --- a/drivers/scsi/pcmcia/nsp_cs.c +++ b/drivers/scsi/pcmcia/nsp_cs.c @@ -25,7 +25,6 @@ ***********************************************************************/ -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/init.h> diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c index a319a20ed440..45e7dcb4b34d 100644 --- a/drivers/scsi/qla2xxx/qla_attr.c +++ b/drivers/scsi/qla2xxx/qla_attr.c @@ -993,6 +993,17 @@ qla2x00_terminate_rport_io(struct fc_rport *rport) { fc_port_t *fcport = *(fc_port_t **)rport->dd_data; + /* + * At this point all fcport's software-states are cleared. Perform any + * final cleanup of firmware resources (PCBs and XCBs). + */ + if (fcport->loop_id != FC_NO_LOOP_ID) { + fcport->ha->isp_ops->fabric_logout(fcport->ha, fcport->loop_id, + fcport->d_id.b.domain, fcport->d_id.b.area, + fcport->d_id.b.al_pa); + fcport->loop_id = FC_NO_LOOP_ID; + } + qla2x00_abort_fcport_cmds(fcport); scsi_target_unblock(&rport->dev); } diff --git a/drivers/scsi/qla2xxx/qla_def.h b/drivers/scsi/qla2xxx/qla_def.h index 6da31ba94404..94a720eabfd8 100644 --- a/drivers/scsi/qla2xxx/qla_def.h +++ b/drivers/scsi/qla2xxx/qla_def.h @@ -2237,6 +2237,7 @@ typedef struct scsi_qla_host { #define REGISTER_FDMI_NEEDED 26 #define FCPORT_UPDATE_NEEDED 27 #define VP_DPC_NEEDED 28 /* wake up for VP dpc handling */ +#define UNLOADING 29 uint32_t device_flags; #define DFLG_LOCAL_DEVICES BIT_0 diff --git a/drivers/scsi/qla2xxx/qla_init.c b/drivers/scsi/qla2xxx/qla_init.c index 601a6b29750c..ee89ddd64aae 100644 --- a/drivers/scsi/qla2xxx/qla_init.c +++ b/drivers/scsi/qla2xxx/qla_init.c @@ -976,8 +976,9 @@ qla2x00_setup_chip(scsi_qla_host_t *ha) &ha->fw_attributes, &ha->fw_memory_size); qla2x00_resize_request_q(ha); ha->flags.npiv_supported = 0; - if ((IS_QLA24XX(ha) || IS_QLA25XX(ha)) && - (ha->fw_attributes & BIT_2)) { + if ((IS_QLA24XX(ha) || IS_QLA25XX(ha) || + IS_QLA84XX(ha)) && + (ha->fw_attributes & BIT_2)) { ha->flags.npiv_supported = 1; if ((!ha->max_npiv_vports) || ((ha->max_npiv_vports + 1) % @@ -3251,6 +3252,7 @@ qla2x00_abort_isp(scsi_qla_host_t *ha) { int rval; uint8_t status = 0; + scsi_qla_host_t *vha; if (ha->flags.online) { ha->flags.online = 0; @@ -3265,6 +3267,8 @@ qla2x00_abort_isp(scsi_qla_host_t *ha) if (atomic_read(&ha->loop_state) != LOOP_DOWN) { atomic_set(&ha->loop_state, LOOP_DOWN); qla2x00_mark_all_devices_lost(ha, 0); + list_for_each_entry(vha, &ha->vp_list, vp_list) + qla2x00_mark_all_devices_lost(vha, 0); } else { if (!atomic_read(&ha->loop_down_timer)) atomic_set(&ha->loop_down_timer, diff --git a/drivers/scsi/qla2xxx/qla_isr.c b/drivers/scsi/qla2xxx/qla_isr.c index 874d802edb7d..45a3b93eed57 100644 --- a/drivers/scsi/qla2xxx/qla_isr.c +++ b/drivers/scsi/qla2xxx/qla_isr.c @@ -879,11 +879,12 @@ qla2x00_handle_sense(srb_t *sp, uint8_t *sense_data, uint32_t sense_len) sp->request_sense_ptr += sense_len; sp->request_sense_length -= sense_len; if (sp->request_sense_length != 0) - sp->ha->status_srb = sp; + sp->fcport->ha->status_srb = sp; DEBUG5(printk("%s(): Check condition Sense data, scsi(%ld:%d:%d:%d) " - "cmd=%p pid=%ld\n", __func__, sp->ha->host_no, cp->device->channel, - cp->device->id, cp->device->lun, cp, cp->serial_number)); + "cmd=%p pid=%ld\n", __func__, sp->fcport->ha->host_no, + cp->device->channel, cp->device->id, cp->device->lun, cp, + cp->serial_number)); if (sense_len) DEBUG5(qla2x00_dump_buffer(cp->sense_buffer, CMD_ACTUAL_SNSLEN(cp))); @@ -1184,9 +1185,8 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) atomic_read(&fcport->state))); cp->result = DID_BUS_BUSY << 16; - if (atomic_read(&fcport->state) == FCS_ONLINE) { - qla2x00_mark_device_lost(ha, fcport, 1, 1); - } + if (atomic_read(&fcport->state) == FCS_ONLINE) + qla2x00_mark_device_lost(fcport->ha, fcport, 1, 1); break; case CS_RESET: @@ -1229,7 +1229,7 @@ qla2x00_status_entry(scsi_qla_host_t *ha, void *pkt) /* Check to see if logout occurred. */ if ((le16_to_cpu(sts->status_flags) & SF_LOGOUT_SENT)) - qla2x00_mark_device_lost(ha, fcport, 1, 1); + qla2x00_mark_device_lost(fcport->ha, fcport, 1, 1); break; default: diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c index bc90d6b8d0a0..813bc7784c0a 100644 --- a/drivers/scsi/qla2xxx/qla_mbx.c +++ b/drivers/scsi/qla2xxx/qla_mbx.c @@ -2686,7 +2686,7 @@ qla24xx_report_id_acquisition(scsi_qla_host_t *ha, set_bit(VP_IDX_ACQUIRED, &vha->vp_flags); set_bit(VP_DPC_NEEDED, &ha->dpc_flags); - wake_up_process(ha->dpc_thread); + qla2xxx_wake_dpc(ha); } } diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c index 50baf6a1d67c..93560cd72784 100644 --- a/drivers/scsi/qla2xxx/qla_mid.c +++ b/drivers/scsi/qla2xxx/qla_mid.c @@ -6,7 +6,6 @@ */ #include "qla_def.h" -#include <linux/version.h> #include <linux/moduleparam.h> #include <linux/vmalloc.h> #include <linux/smp_lock.h> diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index 7c8af7ed2a5d..26afe44265c7 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -780,7 +780,8 @@ qla2x00_eh_wait_for_pending_commands(scsi_qla_host_t *ha, unsigned int t, sp = pha->outstanding_cmds[cnt]; if (!sp) continue; - if (ha->vp_idx != sp->ha->vp_idx) + + if (ha->vp_idx != sp->fcport->ha->vp_idx) continue; match = 0; switch (type) { @@ -1080,9 +1081,7 @@ qla2x00_abort_all_cmds(scsi_qla_host_t *ha, int res) sp = ha->outstanding_cmds[cnt]; if (sp) { ha->outstanding_cmds[cnt] = NULL; - sp->flags = 0; sp->cmd->result = res; - sp->cmd->host_scribble = (unsigned char *)NULL; qla2x00_sp_compl(ha, sp); } } @@ -1776,10 +1775,15 @@ probe_out: static void qla2x00_remove_one(struct pci_dev *pdev) { - scsi_qla_host_t *ha; + scsi_qla_host_t *ha, *vha, *temp; ha = pci_get_drvdata(pdev); + list_for_each_entry_safe(vha, temp, &ha->vp_list, vp_list) + fc_vport_terminate(vha->fc_vport); + + set_bit(UNLOADING, &ha->dpc_flags); + qla2x00_dfs_remove(ha); qla84xx_put_chip(ha); @@ -2451,8 +2455,10 @@ qla2x00_do_dpc(void *data) void qla2xxx_wake_dpc(scsi_qla_host_t *ha) { - if (ha->dpc_thread) - wake_up_process(ha->dpc_thread); + struct task_struct *t = ha->dpc_thread; + + if (!test_bit(UNLOADING, &ha->dpc_flags) && t) + wake_up_process(t); } /* diff --git a/drivers/scsi/qla2xxx/qla_version.h b/drivers/scsi/qla2xxx/qla_version.h index 676c390db354..4160e4caa7b9 100644 --- a/drivers/scsi/qla2xxx/qla_version.h +++ b/drivers/scsi/qla2xxx/qla_version.h @@ -7,7 +7,7 @@ /* * Driver version */ -#define QLA2XXX_VERSION "8.02.01-k6" +#define QLA2XXX_VERSION "8.02.01-k7" #define QLA_DRIVER_MAJOR_VER 8 #define QLA_DRIVER_MINOR_VER 2 diff --git a/drivers/ssb/main.c b/drivers/ssb/main.c index d831a2beff39..87ab2443e66d 100644 --- a/drivers/ssb/main.c +++ b/drivers/ssb/main.c @@ -1165,15 +1165,19 @@ EXPORT_SYMBOL(ssb_dma_translation); int ssb_dma_set_mask(struct ssb_device *dev, u64 mask) { +#ifdef CONFIG_SSB_PCIHOST int err; +#endif switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST err = pci_set_dma_mask(dev->bus->host_pci, mask); if (err) return err; err = pci_set_consistent_dma_mask(dev->bus->host_pci, mask); return err; +#endif case SSB_BUSTYPE_SSB: return dma_set_mask(dev->dev, mask); default: @@ -1188,6 +1192,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST if (gfp_flags & GFP_DMA) { /* Workaround: The PCI API does not support passing * a GFP flag. */ @@ -1195,6 +1200,7 @@ void * ssb_dma_alloc_consistent(struct ssb_device *dev, size_t size, size, dma_handle, gfp_flags); } return pci_alloc_consistent(dev->bus->host_pci, size, dma_handle); +#endif case SSB_BUSTYPE_SSB: return dma_alloc_coherent(dev->dev, size, dma_handle, gfp_flags); default: @@ -1210,6 +1216,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, { switch (dev->bus->bustype) { case SSB_BUSTYPE_PCI: +#ifdef CONFIG_SSB_PCIHOST if (gfp_flags & GFP_DMA) { /* Workaround: The PCI API does not support passing * a GFP flag. */ @@ -1220,6 +1227,7 @@ void ssb_dma_free_consistent(struct ssb_device *dev, size_t size, pci_free_consistent(dev->bus->host_pci, size, vaddr, dma_handle); return; +#endif case SSB_BUSTYPE_SSB: dma_free_coherent(dev->dev, size, vaddr, dma_handle); return; diff --git a/drivers/uio/Kconfig b/drivers/uio/Kconfig index 2e9079df26b3..4190be64917f 100644 --- a/drivers/uio/Kconfig +++ b/drivers/uio/Kconfig @@ -33,6 +33,19 @@ config UIO_PDRV If you don't know what to do here, say N. +config UIO_PDRV_GENIRQ + tristate "Userspace I/O platform driver with generic IRQ handling" + help + Platform driver for Userspace I/O devices, including generic + interrupt handling code. Shared interrupts are not supported. + + This kernel driver requires that the matching userspace driver + handles interrupts in a special way. Userspace is responsible + for acknowledging the hardware device if needed, and re-enabling + interrupts in the interrupt controller using the write() syscall. + + If you don't know what to do here, say N. + config UIO_SMX tristate "SMX cryptengine UIO interface" default n diff --git a/drivers/uio/Makefile b/drivers/uio/Makefile index e00ce0def1a0..8667bbdef904 100644 --- a/drivers/uio/Makefile +++ b/drivers/uio/Makefile @@ -1,4 +1,5 @@ obj-$(CONFIG_UIO) += uio.o obj-$(CONFIG_UIO_CIF) += uio_cif.o obj-$(CONFIG_UIO_PDRV) += uio_pdrv.o +obj-$(CONFIG_UIO_PDRV_GENIRQ) += uio_pdrv_genirq.o obj-$(CONFIG_UIO_SMX) += uio_smx.o diff --git a/drivers/uio/uio_pdrv.c b/drivers/uio/uio_pdrv.c index 5d0d2e85d982..0b4ef39cd85d 100644 --- a/drivers/uio/uio_pdrv.c +++ b/drivers/uio/uio_pdrv.c @@ -88,6 +88,8 @@ static int uio_pdrv_remove(struct platform_device *pdev) uio_unregister_device(pdata->uioinfo); + kfree(pdata); + return 0; } @@ -114,5 +116,5 @@ module_exit(uio_pdrv_exit); MODULE_AUTHOR("Uwe Kleine-Koenig"); MODULE_DESCRIPTION("Userspace I/O platform driver"); -MODULE_LICENSE("GPL"); +MODULE_LICENSE("GPL v2"); MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c new file mode 100644 index 000000000000..1f82c83a92ae --- /dev/null +++ b/drivers/uio/uio_pdrv_genirq.c @@ -0,0 +1,188 @@ +/* + * drivers/uio/uio_pdrv_genirq.c + * + * Userspace I/O platform driver with generic IRQ handling code. + * + * Copyright (C) 2008 Magnus Damm + * + * Based on uio_pdrv.c by Uwe Kleine-Koenig, + * Copyright (C) 2008 by Digi International Inc. + * All rights reserved. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published by + * the Free Software Foundation. + */ + +#include <linux/platform_device.h> +#include <linux/uio_driver.h> +#include <linux/spinlock.h> +#include <linux/bitops.h> +#include <linux/interrupt.h> +#include <linux/stringify.h> + +#define DRIVER_NAME "uio_pdrv_genirq" + +struct uio_pdrv_genirq_platdata { + struct uio_info *uioinfo; + spinlock_t lock; + unsigned long flags; +}; + +static irqreturn_t uio_pdrv_genirq_handler(int irq, struct uio_info *dev_info) +{ + struct uio_pdrv_genirq_platdata *priv = dev_info->priv; + + /* Just disable the interrupt in the interrupt controller, and + * remember the state so we can allow user space to enable it later. + */ + + if (!test_and_set_bit(0, &priv->flags)) + disable_irq_nosync(irq); + + return IRQ_HANDLED; +} + +static int uio_pdrv_genirq_irqcontrol(struct uio_info *dev_info, s32 irq_on) +{ + struct uio_pdrv_genirq_platdata *priv = dev_info->priv; + unsigned long flags; + + /* Allow user space to enable and disable the interrupt + * in the interrupt controller, but keep track of the + * state to prevent per-irq depth damage. + * + * Serialize this operation to support multiple tasks. + */ + + spin_lock_irqsave(&priv->lock, flags); + if (irq_on) { + if (test_and_clear_bit(0, &priv->flags)) + enable_irq(dev_info->irq); + } else { + if (!test_and_set_bit(0, &priv->flags)) + disable_irq(dev_info->irq); + } + spin_unlock_irqrestore(&priv->lock, flags); + + return 0; +} + +static int uio_pdrv_genirq_probe(struct platform_device *pdev) +{ + struct uio_info *uioinfo = pdev->dev.platform_data; + struct uio_pdrv_genirq_platdata *priv; + struct uio_mem *uiomem; + int ret = -EINVAL; + int i; + + if (!uioinfo || !uioinfo->name || !uioinfo->version) { + dev_err(&pdev->dev, "missing platform_data\n"); + goto bad0; + } + + if (uioinfo->handler || uioinfo->irqcontrol || uioinfo->irq_flags) { + dev_err(&pdev->dev, "interrupt configuration error\n"); + goto bad0; + } + + priv = kzalloc(sizeof(*priv), GFP_KERNEL); + if (!priv) { + ret = -ENOMEM; + dev_err(&pdev->dev, "unable to kmalloc\n"); + goto bad0; + } + + priv->uioinfo = uioinfo; + spin_lock_init(&priv->lock); + priv->flags = 0; /* interrupt is enabled to begin with */ + + uiomem = &uioinfo->mem[0]; + + for (i = 0; i < pdev->num_resources; ++i) { + struct resource *r = &pdev->resource[i]; + + if (r->flags != IORESOURCE_MEM) + continue; + + if (uiomem >= &uioinfo->mem[MAX_UIO_MAPS]) { + dev_warn(&pdev->dev, "device has more than " + __stringify(MAX_UIO_MAPS) + " I/O memory resources.\n"); + break; + } + + uiomem->memtype = UIO_MEM_PHYS; + uiomem->addr = r->start; + uiomem->size = r->end - r->start + 1; + ++uiomem; + } + + while (uiomem < &uioinfo->mem[MAX_UIO_MAPS]) { + uiomem->size = 0; + ++uiomem; + } + + /* This driver requires no hardware specific kernel code to handle + * interrupts. Instead, the interrupt handler simply disables the + * interrupt in the interrupt controller. User space is responsible + * for performing hardware specific acknowledge and re-enabling of + * the interrupt in the interrupt controller. + * + * Interrupt sharing is not supported. + */ + + uioinfo->irq_flags = IRQF_DISABLED; + uioinfo->handler = uio_pdrv_genirq_handler; + uioinfo->irqcontrol = uio_pdrv_genirq_irqcontrol; + uioinfo->priv = priv; + + ret = uio_register_device(&pdev->dev, priv->uioinfo); + if (ret) { + dev_err(&pdev->dev, "unable to register uio device\n"); + goto bad1; + } + + platform_set_drvdata(pdev, priv); + return 0; + bad1: + kfree(priv); + bad0: + return ret; +} + +static int uio_pdrv_genirq_remove(struct platform_device *pdev) +{ + struct uio_pdrv_genirq_platdata *priv = platform_get_drvdata(pdev); + + uio_unregister_device(priv->uioinfo); + kfree(priv); + return 0; +} + +static struct platform_driver uio_pdrv_genirq = { + .probe = uio_pdrv_genirq_probe, + .remove = uio_pdrv_genirq_remove, + .driver = { + .name = DRIVER_NAME, + .owner = THIS_MODULE, + }, +}; + +static int __init uio_pdrv_genirq_init(void) +{ + return platform_driver_register(&uio_pdrv_genirq); +} + +static void __exit uio_pdrv_genirq_exit(void) +{ + platform_driver_unregister(&uio_pdrv_genirq); +} + +module_init(uio_pdrv_genirq_init); +module_exit(uio_pdrv_genirq_exit); + +MODULE_AUTHOR("Magnus Damm"); +MODULE_DESCRIPTION("Userspace I/O platform driver with generic IRQ handling"); +MODULE_LICENSE("GPL v2"); +MODULE_ALIAS("platform:" DRIVER_NAME); diff --git a/drivers/usb/atm/ueagle-atm.c b/drivers/usb/atm/ueagle-atm.c index cb01b5106efd..b6483dd98acc 100644 --- a/drivers/usb/atm/ueagle-atm.c +++ b/drivers/usb/atm/ueagle-atm.c @@ -64,7 +64,6 @@ #include <linux/ctype.h> #include <linux/sched.h> #include <linux/kthread.h> -#include <linux/version.h> #include <linux/mutex.h> #include <linux/freezer.h> diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c index efc4373ededb..c257453fa9de 100644 --- a/drivers/usb/class/cdc-acm.c +++ b/drivers/usb/class/cdc-acm.c @@ -589,8 +589,8 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp) tasklet_schedule(&acm->urb_task); done: -err_out: mutex_unlock(&acm->mutex); +err_out: mutex_unlock(&open_mutex); return rv; @@ -1362,6 +1362,9 @@ static struct usb_device_id acm_ids[] = { { USB_DEVICE(0x0803, 0x3095), /* Zoom Telephonics Model 3095F USB MODEM */ .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ }, + { USB_DEVICE(0x0572, 0x1321), /* Conexant USB MODEM CX93010 */ + .driver_info = NO_UNION_NORMAL, /* has no union descriptor */ + }, /* control interfaces with various AT-command sets */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ACM, diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index 2be37fe466f2..5a7fa6f09958 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -230,6 +230,13 @@ static int usb_probe_interface(struct device *dev) */ intf->pm_usage_cnt = !(driver->supports_autosuspend); + /* Carry out a deferred switch to altsetting 0 */ + if (intf->needs_altsetting0) { + usb_set_interface(udev, intf->altsetting[0]. + desc.bInterfaceNumber, 0); + intf->needs_altsetting0 = 0; + } + error = driver->probe(intf, id); if (error) { mark_quiesced(intf); @@ -266,8 +273,17 @@ static int usb_unbind_interface(struct device *dev) driver->disconnect(intf); - /* reset other interface state */ - usb_set_interface(udev, intf->altsetting[0].desc.bInterfaceNumber, 0); + /* Reset other interface state. + * We cannot do a Set-Interface if the device is suspended or + * if it is prepared for a system sleep (since installing a new + * altsetting means creating new endpoint device entries). + * When either of these happens, defer the Set-Interface. + */ + if (!error && intf->dev.power.status == DPM_ON) + usb_set_interface(udev, intf->altsetting[0]. + desc.bInterfaceNumber, 0); + else + intf->needs_altsetting0 = 1; usb_set_intfdata(intf, NULL); intf->condition = USB_INTERFACE_UNBOUND; @@ -798,7 +814,8 @@ void usb_forced_unbind_intf(struct usb_interface *intf) * The caller must hold @intf's device's lock, but not its pm_mutex * and not @intf->dev.sem. * - * FIXME: The caller must block system sleep transitions. + * Note: Rebinds will be skipped if a system sleep transition is in + * progress and the PM "complete" callback hasn't occurred yet. */ void usb_rebind_intf(struct usb_interface *intf) { @@ -814,10 +831,12 @@ void usb_rebind_intf(struct usb_interface *intf) } /* Try to rebind the interface */ - intf->needs_binding = 0; - rc = device_attach(&intf->dev); - if (rc < 0) - dev_warn(&intf->dev, "rebind failed: %d\n", rc); + if (intf->dev.power.status == DPM_ON) { + intf->needs_binding = 0; + rc = device_attach(&intf->dev); + if (rc < 0) + dev_warn(&intf->dev, "rebind failed: %d\n", rc); + } } #ifdef CONFIG_PM @@ -829,7 +848,6 @@ void usb_rebind_intf(struct usb_interface *intf) * or rebind interfaces that have been unbound, according to @action. * * The caller must hold @udev's device lock. - * FIXME: For rebinds, the caller must block system sleep transitions. */ static void do_unbind_rebind(struct usb_device *udev, int action) { @@ -851,22 +869,8 @@ static void do_unbind_rebind(struct usb_device *udev, int action) } break; case DO_REBIND: - if (intf->needs_binding) { - - /* FIXME: The next line is needed because we are going to probe - * the interface, but as far as the PM core is concerned the - * interface is still suspended. The problem wouldn't exist - * if we could rebind the interface during the interface's own - * resume() call, but at the time the usb_device isn't locked! - * - * The real solution will be to carry this out during the device's - * complete() callback. Until that is implemented, we have to - * use this hack. - */ -// intf->dev.power.sleeping = 0; - + if (intf->needs_binding) usb_rebind_intf(intf); - } break; } } @@ -926,14 +930,14 @@ static int usb_resume_device(struct usb_device *udev) } /* Caller has locked intf's usb_device's pm mutex */ -static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg) +static int usb_suspend_interface(struct usb_device *udev, + struct usb_interface *intf, pm_message_t msg) { struct usb_driver *driver; int status = 0; /* with no hardware, USB interfaces only use FREEZE and ON states */ - if (interface_to_usbdev(intf)->state == USB_STATE_NOTATTACHED || - !is_active(intf)) + if (udev->state == USB_STATE_NOTATTACHED || !is_active(intf)) goto done; if (intf->condition == USB_INTERFACE_UNBOUND) /* This can't happen */ @@ -944,7 +948,7 @@ static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg) status = driver->suspend(intf, msg); if (status == 0) mark_quiesced(intf); - else if (!interface_to_usbdev(intf)->auto_pm) + else if (!udev->auto_pm) dev_err(&intf->dev, "%s error %d\n", "suspend", status); } else { @@ -961,13 +965,13 @@ static int usb_suspend_interface(struct usb_interface *intf, pm_message_t msg) } /* Caller has locked intf's usb_device's pm_mutex */ -static int usb_resume_interface(struct usb_interface *intf, int reset_resume) +static int usb_resume_interface(struct usb_device *udev, + struct usb_interface *intf, int reset_resume) { struct usb_driver *driver; int status = 0; - if (interface_to_usbdev(intf)->state == USB_STATE_NOTATTACHED || - is_active(intf)) + if (udev->state == USB_STATE_NOTATTACHED || is_active(intf)) goto done; /* Don't let autoresume interfere with unbinding */ @@ -975,8 +979,17 @@ static int usb_resume_interface(struct usb_interface *intf, int reset_resume) goto done; /* Can't resume it if it doesn't have a driver. */ - if (intf->condition == USB_INTERFACE_UNBOUND) + if (intf->condition == USB_INTERFACE_UNBOUND) { + + /* Carry out a deferred switch to altsetting 0 */ + if (intf->needs_altsetting0 && + intf->dev.power.status == DPM_ON) { + usb_set_interface(udev, intf->altsetting[0]. + desc.bInterfaceNumber, 0); + intf->needs_altsetting0 = 0; + } goto done; + } /* Don't resume if the interface is marked for rebinding */ if (intf->needs_binding) @@ -1151,7 +1164,7 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) if (udev->actconfig) { for (; i < udev->actconfig->desc.bNumInterfaces; i++) { intf = udev->actconfig->interface[i]; - status = usb_suspend_interface(intf, msg); + status = usb_suspend_interface(udev, intf, msg); if (status != 0) break; } @@ -1163,7 +1176,7 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) if (status != 0) { while (--i >= 0) { intf = udev->actconfig->interface[i]; - usb_resume_interface(intf, 0); + usb_resume_interface(udev, intf, 0); } /* Try another autosuspend when the interfaces aren't busy */ @@ -1276,7 +1289,7 @@ static int usb_resume_both(struct usb_device *udev) if (status == 0 && udev->actconfig) { for (i = 0; i < udev->actconfig->desc.bNumInterfaces; i++) { intf = udev->actconfig->interface[i]; - usb_resume_interface(intf, udev->reset_resume); + usb_resume_interface(udev, intf, udev->reset_resume); } } @@ -1605,12 +1618,10 @@ int usb_external_resume_device(struct usb_device *udev) return status; } -static int usb_suspend(struct device *dev, pm_message_t message) +int usb_suspend(struct device *dev, pm_message_t message) { struct usb_device *udev; - if (!is_usb_device(dev)) /* Ignore PM for interfaces */ - return 0; udev = to_usb_device(dev); /* If udev is already suspended, we can skip this suspend and @@ -1629,12 +1640,10 @@ static int usb_suspend(struct device *dev, pm_message_t message) return usb_external_suspend_device(udev, message); } -static int usb_resume(struct device *dev) +int usb_resume(struct device *dev) { struct usb_device *udev; - if (!is_usb_device(dev)) /* Ignore PM for interfaces */ - return 0; udev = to_usb_device(dev); /* If udev->skip_sys_resume is set then udev was already suspended @@ -1646,17 +1655,10 @@ static int usb_resume(struct device *dev) return usb_external_resume_device(udev); } -#else - -#define usb_suspend NULL -#define usb_resume NULL - #endif /* CONFIG_PM */ struct bus_type usb_bus_type = { .name = "usb", .match = usb_device_match, .uevent = usb_uevent, - .suspend = usb_suspend, - .resume = usb_resume, }; diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index f7bfd72ef115..8abd4e59bf4a 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -924,15 +924,6 @@ static int register_root_hub(struct usb_hcd *hcd) return retval; } -void usb_enable_root_hub_irq (struct usb_bus *bus) -{ - struct usb_hcd *hcd; - - hcd = container_of (bus, struct usb_hcd, self); - if (hcd->driver->hub_irq_enable && hcd->state != HC_STATE_HALT) - hcd->driver->hub_irq_enable (hcd); -} - /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h index 5b0b59b0d89b..e710ce04e228 100644 --- a/drivers/usb/core/hcd.h +++ b/drivers/usb/core/hcd.h @@ -212,8 +212,6 @@ struct hc_driver { int (*bus_suspend)(struct usb_hcd *); int (*bus_resume)(struct usb_hcd *); int (*start_port_reset)(struct usb_hcd *, unsigned port_num); - void (*hub_irq_enable)(struct usb_hcd *); - /* Needed only if port-change IRQs are level-triggered */ /* force handover of high-speed port to full-speed companion */ void (*relinquish_port)(struct usb_hcd *, int); @@ -379,8 +377,6 @@ extern struct list_head usb_bus_list; extern struct mutex usb_bus_list_lock; extern wait_queue_head_t usb_kill_urb_queue; -extern void usb_enable_root_hub_irq(struct usb_bus *bus); - extern int usb_find_interface_driver(struct usb_device *dev, struct usb_interface *interface); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 107e1d25ddec..6a5cb018383d 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -2102,8 +2102,6 @@ int usb_port_resume(struct usb_device *udev) } clear_bit(port1, hub->busy_bits); - if (!hub->hdev->parent && !hub->busy_bits[0]) - usb_enable_root_hub_irq(hub->hdev->bus); status = check_port_resume_type(udev, hub, port1, status, portchange, portstatus); @@ -3081,11 +3079,6 @@ static void hub_events(void) } } - /* If this is a root hub, tell the HCD it's okay to - * re-enable port-change interrupts now. */ - if (!hdev->parent && !hub->busy_bits[0]) - usb_enable_root_hub_irq(hdev->bus); - loop_autopm: /* Allow autosuspend if we're not going to run again */ if (list_empty(&hub->event_list)) @@ -3311,8 +3304,6 @@ static int usb_reset_and_verify_device(struct usb_device *udev) break; } clear_bit(port1, parent_hub->busy_bits); - if (!parent_hdev->parent && !parent_hub->busy_bits[0]) - usb_enable_root_hub_irq(parent_hdev->bus); if (ret < 0) goto re_enumerate; diff --git a/drivers/usb/core/urb.c b/drivers/usb/core/urb.c index c0b1ae25ae2a..47111e88f791 100644 --- a/drivers/usb/core/urb.c +++ b/drivers/usb/core/urb.c @@ -601,15 +601,20 @@ EXPORT_SYMBOL_GPL(usb_kill_anchored_urbs); void usb_unlink_anchored_urbs(struct usb_anchor *anchor) { struct urb *victim; + unsigned long flags; - spin_lock_irq(&anchor->lock); + spin_lock_irqsave(&anchor->lock, flags); while (!list_empty(&anchor->urb_list)) { victim = list_entry(anchor->urb_list.prev, struct urb, anchor_list); + usb_get_urb(victim); + spin_unlock_irqrestore(&anchor->lock, flags); /* this will unanchor the URB */ usb_unlink_urb(victim); + usb_put_urb(victim); + spin_lock_irqsave(&anchor->lock, flags); } - spin_unlock_irq(&anchor->lock); + spin_unlock_irqrestore(&anchor->lock, flags); } EXPORT_SYMBOL_GPL(usb_unlink_anchored_urbs); diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 84fcaa6a21ec..be1fa0723f2c 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -219,12 +219,6 @@ static int usb_dev_uevent(struct device *dev, struct kobj_uevent_env *env) } #endif /* CONFIG_HOTPLUG */ -struct device_type usb_device_type = { - .name = "usb_device", - .release = usb_release_dev, - .uevent = usb_dev_uevent, -}; - #ifdef CONFIG_PM static int ksuspend_usb_init(void) @@ -244,13 +238,80 @@ static void ksuspend_usb_cleanup(void) destroy_workqueue(ksuspend_usb_wq); } +/* USB device Power-Management thunks. + * There's no need to distinguish here between quiescing a USB device + * and powering it down; the generic_suspend() routine takes care of + * it by skipping the usb_port_suspend() call for a quiesce. And for + * USB interfaces there's no difference at all. + */ + +static int usb_dev_prepare(struct device *dev) +{ + return 0; /* Implement eventually? */ +} + +static void usb_dev_complete(struct device *dev) +{ + /* Currently used only for rebinding interfaces */ + usb_resume(dev); /* Implement eventually? */ +} + +static int usb_dev_suspend(struct device *dev) +{ + return usb_suspend(dev, PMSG_SUSPEND); +} + +static int usb_dev_resume(struct device *dev) +{ + return usb_resume(dev); +} + +static int usb_dev_freeze(struct device *dev) +{ + return usb_suspend(dev, PMSG_FREEZE); +} + +static int usb_dev_thaw(struct device *dev) +{ + return usb_resume(dev); +} + +static int usb_dev_poweroff(struct device *dev) +{ + return usb_suspend(dev, PMSG_HIBERNATE); +} + +static int usb_dev_restore(struct device *dev) +{ + return usb_resume(dev); +} + +static struct pm_ops usb_device_pm_ops = { + .prepare = usb_dev_prepare, + .complete = usb_dev_complete, + .suspend = usb_dev_suspend, + .resume = usb_dev_resume, + .freeze = usb_dev_freeze, + .thaw = usb_dev_thaw, + .poweroff = usb_dev_poweroff, + .restore = usb_dev_restore, +}; + #else #define ksuspend_usb_init() 0 #define ksuspend_usb_cleanup() do {} while (0) +#define usb_device_pm_ops (*(struct pm_ops *)0) #endif /* CONFIG_PM */ +struct device_type usb_device_type = { + .name = "usb_device", + .release = usb_release_dev, + .uevent = usb_dev_uevent, + .pm = &usb_device_pm_ops, +}; + /* Returns 1 if @usb_bus is WUSB, 0 otherwise */ static unsigned usb_bus_is_wusb(struct usb_bus *bus) diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h index d9a6e16dbf84..9a1a45ac3add 100644 --- a/drivers/usb/core/usb.h +++ b/drivers/usb/core/usb.h @@ -41,6 +41,9 @@ extern void usb_host_cleanup(void); #ifdef CONFIG_PM +extern int usb_suspend(struct device *dev, pm_message_t msg); +extern int usb_resume(struct device *dev); + extern void usb_autosuspend_work(struct work_struct *work); extern int usb_port_suspend(struct usb_device *dev); extern int usb_port_resume(struct usb_device *dev); diff --git a/drivers/usb/gadget/amd5536udc.c b/drivers/usb/gadget/amd5536udc.c index 1500e1b3c302..abf8192f89e8 100644 --- a/drivers/usb/gadget/amd5536udc.c +++ b/drivers/usb/gadget/amd5536udc.c @@ -44,7 +44,6 @@ #include <linux/module.h> #include <linux/pci.h> #include <linux/kernel.h> -#include <linux/version.h> #include <linux/delay.h> #include <linux/ioport.h> #include <linux/sched.h> diff --git a/drivers/usb/gadget/pxa27x_udc.c b/drivers/usb/gadget/pxa27x_udc.c index a28513ecbe5b..7cbc78a6853d 100644 --- a/drivers/usb/gadget/pxa27x_udc.c +++ b/drivers/usb/gadget/pxa27x_udc.c @@ -1622,7 +1622,7 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver) struct pxa_udc *udc = the_controller; int retval; - if (!driver || driver->speed != USB_SPEED_FULL || !driver->bind + if (!driver || driver->speed < USB_SPEED_FULL || !driver->bind || !driver->disconnect || !driver->setup) return -EINVAL; if (!udc) diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c index 538807384592..29d13ebe7500 100644 --- a/drivers/usb/gadget/s3c2410_udc.c +++ b/drivers/usb/gadget/s3c2410_udc.c @@ -35,7 +35,6 @@ #include <linux/list.h> #include <linux/interrupt.h> #include <linux/platform_device.h> -#include <linux/version.h> #include <linux/clk.h> #include <linux/debugfs.h> diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c index d22a84f86a33..8017f1cf78e2 100644 --- a/drivers/usb/host/isp1760-hcd.c +++ b/drivers/usb/host/isp1760-hcd.c @@ -988,7 +988,7 @@ static void do_atl_int(struct usb_hcd *usb_hcd) /* * write bank1 address twice to ensure the 90ns delay (time * between BANK0 write and the priv_read_copy() call is at - * least 3*t_WHWL + 2*t_w11 = 3*25ns + 2*17ns = 92ns) + * least 3*t_WHWL + 2*t_w11 = 3*25ns + 2*17ns = 109ns) */ isp1760_writel(payload + ISP_BANK(1), usb_hcd->regs + HC_MEMORY_REG); diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c index 6db7a2889e66..4ed228a89943 100644 --- a/drivers/usb/host/ohci-at91.c +++ b/drivers/usb/host/ohci-at91.c @@ -260,7 +260,6 @@ static const struct hc_driver ohci_at91_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c index c0948008fe3d..2ac4e022a13f 100644 --- a/drivers/usb/host/ohci-au1xxx.c +++ b/drivers/usb/host/ohci-au1xxx.c @@ -163,7 +163,6 @@ static const struct hc_driver ohci_au1xxx_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c index cb0b506f8259..fb3055f084b5 100644 --- a/drivers/usb/host/ohci-ep93xx.c +++ b/drivers/usb/host/ohci-ep93xx.c @@ -134,7 +134,6 @@ static struct hc_driver ohci_ep93xx_hc_driver = { .get_frame_number = ohci_get_frame, .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c index 439beb784f3e..7ea9a7b31155 100644 --- a/drivers/usb/host/ohci-hub.c +++ b/drivers/usb/host/ohci-hub.c @@ -36,18 +36,6 @@ /*-------------------------------------------------------------------------*/ -/* hcd->hub_irq_enable() */ -static void ohci_rhsc_enable (struct usb_hcd *hcd) -{ - struct ohci_hcd *ohci = hcd_to_ohci (hcd); - - spin_lock_irq(&ohci->lock); - if (!ohci->autostop) - del_timer(&hcd->rh_timer); /* Prevent next poll */ - ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable); - spin_unlock_irq(&ohci->lock); -} - #define OHCI_SCHED_ENABLES \ (OHCI_CTRL_CLE|OHCI_CTRL_BLE|OHCI_CTRL_PLE|OHCI_CTRL_IE) @@ -374,18 +362,28 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, int any_connected) { int poll_rh = 1; + int rhsc; + rhsc = ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC; switch (ohci->hc_control & OHCI_CTRL_HCFS) { case OHCI_USB_OPER: - /* keep on polling until we know a device is connected - * and RHSC is enabled */ + /* If no status changes are pending, enable status-change + * interrupts. + */ + if (!rhsc && !changed) { + rhsc = OHCI_INTR_RHSC; + ohci_writel(ohci, rhsc, &ohci->regs->intrenable); + } + + /* Keep on polling until we know a device is connected + * and RHSC is enabled, or until we autostop. + */ if (!ohci->autostop) { if (any_connected || !device_may_wakeup(&ohci_to_hcd(ohci) ->self.root_hub->dev)) { - if (ohci_readl(ohci, &ohci->regs->intrenable) & - OHCI_INTR_RHSC) + if (rhsc) poll_rh = 0; } else { ohci->autostop = 1; @@ -398,12 +396,13 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, ohci->autostop = 0; ohci->next_statechange = jiffies + STATECHANGE_DELAY; - } else if (time_after_eq(jiffies, + } else if (rhsc && time_after_eq(jiffies, ohci->next_statechange) && !ohci->ed_rm_list && !(ohci->hc_control & OHCI_SCHED_ENABLES)) { ohci_rh_suspend(ohci, 1); + poll_rh = 0; } } break; @@ -417,6 +416,12 @@ static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, else usb_hcd_resume_root_hub(ohci_to_hcd(ohci)); } else { + if (!rhsc && (ohci->autostop || + ohci_to_hcd(ohci)->self.root_hub-> + do_remote_wakeup)) + ohci_writel(ohci, OHCI_INTR_RHSC, + &ohci->regs->intrenable); + /* everything is idle, no need for polling */ poll_rh = 0; } @@ -438,12 +443,16 @@ static inline int ohci_rh_resume(struct ohci_hcd *ohci) static int ohci_root_hub_state_changes(struct ohci_hcd *ohci, int changed, int any_connected) { - int poll_rh = 1; - - /* keep on polling until RHSC is enabled */ + /* If RHSC is enabled, don't poll */ if (ohci_readl(ohci, &ohci->regs->intrenable) & OHCI_INTR_RHSC) - poll_rh = 0; - return poll_rh; + return 0; + + /* If no status changes are pending, enable status-change interrupts */ + if (!changed) { + ohci_writel(ohci, OHCI_INTR_RHSC, &ohci->regs->intrenable); + return 0; + } + return 1; } #endif /* CONFIG_PM */ diff --git a/drivers/usb/host/ohci-lh7a404.c b/drivers/usb/host/ohci-lh7a404.c index 9e31d440d115..de42283149c7 100644 --- a/drivers/usb/host/ohci-lh7a404.c +++ b/drivers/usb/host/ohci-lh7a404.c @@ -193,7 +193,6 @@ static const struct hc_driver ohci_lh7a404_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-omap.c b/drivers/usb/host/ohci-omap.c index 3d532b709670..1eb64d08b60a 100644 --- a/drivers/usb/host/ohci-omap.c +++ b/drivers/usb/host/ohci-omap.c @@ -470,7 +470,6 @@ static const struct hc_driver ohci_omap_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c index 083e8df0a817..a9c2ae36c7ad 100644 --- a/drivers/usb/host/ohci-pci.c +++ b/drivers/usb/host/ohci-pci.c @@ -459,7 +459,6 @@ static const struct hc_driver ohci_pci_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-pnx4008.c b/drivers/usb/host/ohci-pnx4008.c index b02cd0761977..658a2a978c32 100644 --- a/drivers/usb/host/ohci-pnx4008.c +++ b/drivers/usb/host/ohci-pnx4008.c @@ -277,7 +277,6 @@ static const struct hc_driver ohci_pnx4008_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-pnx8550.c b/drivers/usb/host/ohci-pnx8550.c index 605d59cba28e..28467e288a93 100644 --- a/drivers/usb/host/ohci-pnx8550.c +++ b/drivers/usb/host/ohci-pnx8550.c @@ -201,7 +201,6 @@ static const struct hc_driver ohci_pnx8550_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-ppc-of.c b/drivers/usb/host/ohci-ppc-of.c index 91e6e101a4cc..7ac53264ead3 100644 --- a/drivers/usb/host/ohci-ppc-of.c +++ b/drivers/usb/host/ohci-ppc-of.c @@ -72,7 +72,6 @@ static const struct hc_driver ohci_ppc_of_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-ppc-soc.c b/drivers/usb/host/ohci-ppc-soc.c index 523c30125577..cd3398b675b2 100644 --- a/drivers/usb/host/ohci-ppc-soc.c +++ b/drivers/usb/host/ohci-ppc-soc.c @@ -172,7 +172,6 @@ static const struct hc_driver ohci_ppc_soc_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-ps3.c b/drivers/usb/host/ohci-ps3.c index 55c95647f008..2089d8a46c4b 100644 --- a/drivers/usb/host/ohci-ps3.c +++ b/drivers/usb/host/ohci-ps3.c @@ -68,7 +68,6 @@ static const struct hc_driver ps3_ohci_hc_driver = { .get_frame_number = ohci_get_frame, .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, .start_port_reset = ohci_start_port_reset, #if defined(CONFIG_PM) .bus_suspend = ohci_bus_suspend, diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c index 8c9c4849db6e..7f0f35c78185 100644 --- a/drivers/usb/host/ohci-pxa27x.c +++ b/drivers/usb/host/ohci-pxa27x.c @@ -298,7 +298,6 @@ static const struct hc_driver ohci_pxa27x_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-s3c2410.c b/drivers/usb/host/ohci-s3c2410.c index 9e3dc4069e8b..f46af7a718d4 100644 --- a/drivers/usb/host/ohci-s3c2410.c +++ b/drivers/usb/host/ohci-s3c2410.c @@ -466,7 +466,6 @@ static const struct hc_driver ohci_s3c2410_hc_driver = { */ .hub_status_data = ohci_s3c2410_hub_status_data, .hub_control = ohci_s3c2410_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-sa1111.c b/drivers/usb/host/ohci-sa1111.c index 4626b002e670..e4bbe8e188e4 100644 --- a/drivers/usb/host/ohci-sa1111.c +++ b/drivers/usb/host/ohci-sa1111.c @@ -231,7 +231,6 @@ static const struct hc_driver ohci_sa1111_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-sh.c b/drivers/usb/host/ohci-sh.c index e7ee607278fe..60f03cc7ec4f 100644 --- a/drivers/usb/host/ohci-sh.c +++ b/drivers/usb/host/ohci-sh.c @@ -68,7 +68,6 @@ static const struct hc_driver ohci_sh_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-sm501.c b/drivers/usb/host/ohci-sm501.c index 21b164e4abeb..cff23637cfcc 100644 --- a/drivers/usb/host/ohci-sm501.c +++ b/drivers/usb/host/ohci-sm501.c @@ -75,7 +75,6 @@ static const struct hc_driver ohci_sm501_hc_driver = { */ .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/ohci-ssb.c b/drivers/usb/host/ohci-ssb.c index 3660c83d80af..23fd6a886bdd 100644 --- a/drivers/usb/host/ohci-ssb.c +++ b/drivers/usb/host/ohci-ssb.c @@ -81,7 +81,6 @@ static const struct hc_driver ssb_ohci_hc_driver = { .hub_status_data = ohci_hub_status_data, .hub_control = ohci_hub_control, - .hub_irq_enable = ohci_rhsc_enable, #ifdef CONFIG_PM .bus_suspend = ohci_bus_suspend, .bus_resume = ohci_bus_resume, diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c index 20ad3c48fcb2..228f2b070f2b 100644 --- a/drivers/usb/host/u132-hcd.c +++ b/drivers/usb/host/u132-hcd.c @@ -2934,16 +2934,6 @@ static int u132_start_port_reset(struct usb_hcd *hcd, unsigned port_num) return 0; } -static void u132_hub_irq_enable(struct usb_hcd *hcd) -{ - struct u132 *u132 = hcd_to_u132(hcd); - if (u132->going > 1) { - dev_err(&u132->platform_dev->dev, "device has been removed %d\n" - , u132->going); - } else if (u132->going > 0) - dev_err(&u132->platform_dev->dev, "device is being removed\n"); -} - #ifdef CONFIG_PM static int u132_bus_suspend(struct usb_hcd *hcd) @@ -2995,7 +2985,6 @@ static struct hc_driver u132_hc_driver = { .bus_suspend = u132_bus_suspend, .bus_resume = u132_bus_resume, .start_port_reset = u132_start_port_reset, - .hub_irq_enable = u132_hub_irq_enable, }; /* diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c index e6ca9979e3ae..a4ef77ef917d 100644 --- a/drivers/usb/misc/iowarrior.c +++ b/drivers/usb/misc/iowarrior.c @@ -19,7 +19,6 @@ #include <linux/slab.h> #include <linux/sched.h> #include <linux/poll.h> -#include <linux/version.h> #include <linux/usb/iowarrior.h> /* Version Information */ diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c index fbace41a7cba..69c34a58e205 100644 --- a/drivers/usb/misc/sisusbvga/sisusb.c +++ b/drivers/usb/misc/sisusbvga/sisusb.c @@ -3270,6 +3270,7 @@ static struct usb_device_id sisusb_table [] = { { USB_DEVICE(0x0711, 0x0900) }, { USB_DEVICE(0x0711, 0x0901) }, { USB_DEVICE(0x0711, 0x0902) }, + { USB_DEVICE(0x0711, 0x0918) }, { USB_DEVICE(0x182d, 0x021c) }, { USB_DEVICE(0x182d, 0x0269) }, { } diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig index faca4333f27a..a0017486ad4e 100644 --- a/drivers/usb/musb/Kconfig +++ b/drivers/usb/musb/Kconfig @@ -165,12 +165,11 @@ config USB_TUSB_OMAP_DMA help Enable DMA transfers on TUSB 6010 when OMAP DMA is available. -config USB_MUSB_LOGLEVEL +config USB_MUSB_DEBUG depends on USB_MUSB_HDRC - int 'Logging Level (0 - none / 3 - annoying / ... )' - default 0 + bool "Enable debugging messages" + default n help - Set the logging level. 0 disables the debugging altogether, - although when USB_DEBUG is set the value is at least 1. - Starting at level 3, per-transfer (urb, usb_request, packet, - or dma transfer) tracing may kick in. + This enables musb debugging. To set the logging level use the debug + module parameter. Starting at level 3, per-transfer (urb, usb_request, + packet, or dma transfer) tracing may kick in. diff --git a/drivers/usb/musb/Makefile b/drivers/usb/musb/Makefile index 88eb67de08ae..b6af0d687a73 100644 --- a/drivers/usb/musb/Makefile +++ b/drivers/usb/musb/Makefile @@ -64,23 +64,6 @@ endif # Debugging -MUSB_DEBUG:=$(CONFIG_USB_MUSB_LOGLEVEL) - -ifeq ("$(strip $(MUSB_DEBUG))","") - ifdef CONFIG_USB_DEBUG - MUSB_DEBUG:=1 - else - MUSB_DEBUG:=0 - endif +ifeq ($(CONFIG_USB_MUSB_DEBUG),y) + EXTRA_CFLAGS += -DDEBUG endif - -ifneq ($(MUSB_DEBUG),0) - EXTRA_CFLAGS += -DDEBUG - - ifeq ($(CONFIG_PROC_FS),y) - musb_hdrc-objs += musb_procfs.o - endif - -endif - -EXTRA_CFLAGS += -DMUSB_DEBUG=$(MUSB_DEBUG) diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c index d68ec6daf335..c5b8f0296fcf 100644 --- a/drivers/usb/musb/musb_core.c +++ b/drivers/usb/musb/musb_core.c @@ -114,23 +114,14 @@ -#if MUSB_DEBUG > 0 -unsigned debug = MUSB_DEBUG; -module_param(debug, uint, 0); -MODULE_PARM_DESC(debug, "initial debug message level"); - -#define MUSB_VERSION_SUFFIX "/dbg" -#endif +unsigned debug; +module_param(debug, uint, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "Debug message level. Default = 0"); #define DRIVER_AUTHOR "Mentor Graphics, Texas Instruments, Nokia" #define DRIVER_DESC "Inventra Dual-Role USB Controller Driver" -#define MUSB_VERSION_BASE "6.0" - -#ifndef MUSB_VERSION_SUFFIX -#define MUSB_VERSION_SUFFIX "" -#endif -#define MUSB_VERSION MUSB_VERSION_BASE MUSB_VERSION_SUFFIX +#define MUSB_VERSION "6.0" #define DRIVER_INFO DRIVER_DESC ", v" MUSB_VERSION @@ -2037,6 +2028,8 @@ bad_config: musb->xceiv.state = OTG_STATE_A_IDLE; status = usb_add_hcd(musb_to_hcd(musb), -1, 0); + if (status) + goto fail; DBG(1, "%s mode, status %d, devctl %02x %c\n", "HOST", status, @@ -2051,6 +2044,8 @@ bad_config: musb->xceiv.state = OTG_STATE_B_IDLE; status = musb_gadget_setup(musb); + if (status) + goto fail; DBG(1, "%s mode, status %d, dev%02x\n", is_otg_enabled(musb) ? "OTG" : "PERIPHERAL", @@ -2059,16 +2054,14 @@ bad_config: } - if (status == 0) - musb_debug_create("driver/musb_hdrc", musb); - else { + return 0; + fail: - if (musb->clock) - clk_put(musb->clock); - device_init_wakeup(dev, 0); - musb_free(musb); - return status; - } + if (musb->clock) + clk_put(musb->clock); + device_init_wakeup(dev, 0); + musb_free(musb); + return status; #ifdef CONFIG_SYSFS status = device_create_file(dev, &dev_attr_mode); @@ -2131,7 +2124,6 @@ static int __devexit musb_remove(struct platform_device *pdev) * - OTG mode: both roles are deactivated (or never-activated) */ musb_shutdown(pdev); - musb_debug_delete("driver/musb_hdrc", musb); #ifdef CONFIG_USB_MUSB_HDRC_HCD if (musb->board_mode == MUSB_HOST) usb_remove_hcd(musb_to_hcd(musb)); diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h index eade46d81708..82227251931b 100644 --- a/drivers/usb/musb/musb_core.h +++ b/drivers/usb/musb/musb_core.h @@ -485,23 +485,4 @@ extern int musb_platform_get_vbus_status(struct musb *musb); extern int __init musb_platform_init(struct musb *musb); extern int musb_platform_exit(struct musb *musb); -/*-------------------------- ProcFS definitions ---------------------*/ - -struct proc_dir_entry; - -#if (MUSB_DEBUG > 0) && defined(MUSB_CONFIG_PROC_FS) -extern struct proc_dir_entry *musb_debug_create(char *name, struct musb *data); -extern void musb_debug_delete(char *name, struct musb *data); - -#else -static inline struct proc_dir_entry * -musb_debug_create(char *name, struct musb *data) -{ - return NULL; -} -static inline void musb_debug_delete(char *name, struct musb *data) -{ -} -#endif - #endif /* __MUSB_CORE_H__ */ diff --git a/drivers/usb/musb/musb_debug.h b/drivers/usb/musb/musb_debug.h index 3bdb311e820d..4d2794441b15 100644 --- a/drivers/usb/musb/musb_debug.h +++ b/drivers/usb/musb/musb_debug.h @@ -48,11 +48,7 @@ __func__, __LINE__ , ## args); \ } } while (0) -#if MUSB_DEBUG > 0 extern unsigned debug; -#else -#define debug 0 -#endif static inline int _dbg_level(unsigned l) { diff --git a/drivers/usb/musb/musb_gadget_ep0.c b/drivers/usb/musb/musb_gadget_ep0.c index 48d7d3ccb243..a57652fff39c 100644 --- a/drivers/usb/musb/musb_gadget_ep0.c +++ b/drivers/usb/musb/musb_gadget_ep0.c @@ -476,6 +476,7 @@ static void ep0_rxstate(struct musb *musb) return; musb->ackpend = 0; } + musb_ep_select(musb->mregs, 0); musb_writew(regs, MUSB_CSR0, tmp); } @@ -528,6 +529,7 @@ static void ep0_txstate(struct musb *musb) } /* send it out, triggering a "txpktrdy cleared" irq */ + musb_ep_select(musb->mregs, 0); musb_writew(regs, MUSB_CSR0, csr); } diff --git a/drivers/usb/musb/musb_procfs.c b/drivers/usb/musb/musb_procfs.c deleted file mode 100644 index 55e6b78bdccc..000000000000 --- a/drivers/usb/musb/musb_procfs.c +++ /dev/null @@ -1,830 +0,0 @@ -/* - * MUSB OTG driver debug support - * - * Copyright 2005 Mentor Graphics Corporation - * Copyright (C) 2005-2006 by Texas Instruments - * Copyright (C) 2006-2007 Nokia Corporation - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED - * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF - * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN - * NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT - * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF - * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON - * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT - * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF - * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - * - */ - -#include <linux/kernel.h> -#include <linux/proc_fs.h> -#include <linux/seq_file.h> -#include <linux/uaccess.h> /* FIXME remove procfs writes */ -#include <asm/arch/hardware.h> - -#include "musb_core.h" - -#include "davinci.h" - -#ifdef CONFIG_USB_MUSB_HDRC_HCD - -static int dump_qh(struct musb_qh *qh, char *buf, unsigned max) -{ - int count; - int tmp; - struct usb_host_endpoint *hep = qh->hep; - struct urb *urb; - - count = snprintf(buf, max, " qh %p dev%d ep%d%s max%d\n", - qh, qh->dev->devnum, qh->epnum, - ({ char *s; switch (qh->type) { - case USB_ENDPOINT_XFER_BULK: - s = "-bulk"; break; - case USB_ENDPOINT_XFER_INT: - s = "-int"; break; - case USB_ENDPOINT_XFER_CONTROL: - s = ""; break; - default: - s = "iso"; break; - }; s; }), - qh->maxpacket); - if (count <= 0) - return 0; - buf += count; - max -= count; - - list_for_each_entry(urb, &hep->urb_list, urb_list) { - tmp = snprintf(buf, max, "\t%s urb %p %d/%d\n", - usb_pipein(urb->pipe) ? "in" : "out", - urb, urb->actual_length, - urb->transfer_buffer_length); - if (tmp <= 0) - break; - tmp = min(tmp, (int)max); - count += tmp; - buf += tmp; - max -= tmp; - } - return count; -} - -static int -dump_queue(struct list_head *q, char *buf, unsigned max) -{ - int count = 0; - struct musb_qh *qh; - - list_for_each_entry(qh, q, ring) { - int tmp; - - tmp = dump_qh(qh, buf, max); - if (tmp <= 0) - break; - tmp = min(tmp, (int)max); - count += tmp; - buf += tmp; - max -= tmp; - } - return count; -} - -#endif /* HCD */ - -#ifdef CONFIG_USB_GADGET_MUSB_HDRC -static int dump_ep(struct musb_ep *ep, char *buffer, unsigned max) -{ - char *buf = buffer; - int code = 0; - void __iomem *regs = ep->hw_ep->regs; - char *mode = "1buf"; - - if (ep->is_in) { - if (ep->hw_ep->tx_double_buffered) - mode = "2buf"; - } else { - if (ep->hw_ep->rx_double_buffered) - mode = "2buf"; - } - - do { - struct usb_request *req; - - code = snprintf(buf, max, - "\n%s (hw%d): %s%s, csr %04x maxp %04x\n", - ep->name, ep->current_epnum, - mode, ep->dma ? " dma" : "", - musb_readw(regs, - (ep->is_in || !ep->current_epnum) - ? MUSB_TXCSR - : MUSB_RXCSR), - musb_readw(regs, ep->is_in - ? MUSB_TXMAXP - : MUSB_RXMAXP) - ); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - - if (is_cppi_enabled() && ep->current_epnum) { - unsigned cppi = ep->current_epnum - 1; - void __iomem *base = ep->musb->ctrl_base; - unsigned off1 = cppi << 2; - void __iomem *ram = base; - char tmp[16]; - - if (ep->is_in) { - ram += DAVINCI_TXCPPI_STATERAM_OFFSET(cppi); - tmp[0] = 0; - } else { - ram += DAVINCI_RXCPPI_STATERAM_OFFSET(cppi); - snprintf(tmp, sizeof tmp, "%d left, ", - musb_readl(base, - DAVINCI_RXCPPI_BUFCNT0_REG + off1)); - } - - code = snprintf(buf, max, "%cX DMA%d: %s" - "%08x %08x, %08x %08x; " - "%08x %08x %08x .. %08x\n", - ep->is_in ? 'T' : 'R', - ep->current_epnum - 1, tmp, - musb_readl(ram, 0 * 4), - musb_readl(ram, 1 * 4), - musb_readl(ram, 2 * 4), - musb_readl(ram, 3 * 4), - musb_readl(ram, 4 * 4), - musb_readl(ram, 5 * 4), - musb_readl(ram, 6 * 4), - musb_readl(ram, 7 * 4)); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - - if (list_empty(&ep->req_list)) { - code = snprintf(buf, max, "\t(queue empty)\n"); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - break; - } - list_for_each_entry(req, &ep->req_list, list) { - code = snprintf(buf, max, "\treq %p, %s%s%d/%d\n", - req, - req->zero ? "zero, " : "", - req->short_not_ok ? "!short, " : "", - req->actual, req->length); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - } while (0); - return buf - buffer; -} -#endif - -static int -dump_end_info(struct musb *musb, u8 epnum, char *aBuffer, unsigned max) -{ - int code = 0; - char *buf = aBuffer; - struct musb_hw_ep *hw_ep = &musb->endpoints[epnum]; - - do { - musb_ep_select(musb->mregs, epnum); -#ifdef CONFIG_USB_MUSB_HDRC_HCD - if (is_host_active(musb)) { - int dump_rx, dump_tx; - void __iomem *regs = hw_ep->regs; - - /* TEMPORARY (!) until we have a real periodic - * schedule tree ... - */ - if (!epnum) { - /* control is shared, uses RX queue - * but (mostly) shadowed tx registers - */ - dump_tx = !list_empty(&musb->control); - dump_rx = 0; - } else if (hw_ep == musb->bulk_ep) { - dump_tx = !list_empty(&musb->out_bulk); - dump_rx = !list_empty(&musb->in_bulk); - } else if (musb->periodic[epnum]) { - struct usb_host_endpoint *hep; - - hep = musb->periodic[epnum]->hep; - dump_rx = hep->desc.bEndpointAddress - & USB_ENDPOINT_DIR_MASK; - dump_tx = !dump_rx; - } else - break; - /* END TEMPORARY */ - - - if (dump_rx) { - code = snprintf(buf, max, - "\nRX%d: %s rxcsr %04x interval %02x " - "max %04x type %02x; " - "dev %d hub %d port %d" - "\n", - epnum, - hw_ep->rx_double_buffered - ? "2buf" : "1buf", - musb_readw(regs, MUSB_RXCSR), - musb_readb(regs, MUSB_RXINTERVAL), - musb_readw(regs, MUSB_RXMAXP), - musb_readb(regs, MUSB_RXTYPE), - /* FIXME: assumes multipoint */ - musb_readb(musb->mregs, - MUSB_BUSCTL_OFFSET(epnum, - MUSB_RXFUNCADDR)), - musb_readb(musb->mregs, - MUSB_BUSCTL_OFFSET(epnum, - MUSB_RXHUBADDR)), - musb_readb(musb->mregs, - MUSB_BUSCTL_OFFSET(epnum, - MUSB_RXHUBPORT)) - ); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - - if (is_cppi_enabled() - && epnum - && hw_ep->rx_channel) { - unsigned cppi = epnum - 1; - unsigned off1 = cppi << 2; - void __iomem *base; - void __iomem *ram; - char tmp[16]; - - base = musb->ctrl_base; - ram = DAVINCI_RXCPPI_STATERAM_OFFSET( - cppi) + base; - snprintf(tmp, sizeof tmp, "%d left, ", - musb_readl(base, - DAVINCI_RXCPPI_BUFCNT0_REG - + off1)); - - code = snprintf(buf, max, - " rx dma%d: %s" - "%08x %08x, %08x %08x; " - "%08x %08x %08x .. %08x\n", - cppi, tmp, - musb_readl(ram, 0 * 4), - musb_readl(ram, 1 * 4), - musb_readl(ram, 2 * 4), - musb_readl(ram, 3 * 4), - musb_readl(ram, 4 * 4), - musb_readl(ram, 5 * 4), - musb_readl(ram, 6 * 4), - musb_readl(ram, 7 * 4)); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - - if (hw_ep == musb->bulk_ep - && !list_empty( - &musb->in_bulk)) { - code = dump_queue(&musb->in_bulk, - buf, max); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } else if (musb->periodic[epnum]) { - code = dump_qh(musb->periodic[epnum], - buf, max); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - } - - if (dump_tx) { - code = snprintf(buf, max, - "\nTX%d: %s txcsr %04x interval %02x " - "max %04x type %02x; " - "dev %d hub %d port %d" - "\n", - epnum, - hw_ep->tx_double_buffered - ? "2buf" : "1buf", - musb_readw(regs, MUSB_TXCSR), - musb_readb(regs, MUSB_TXINTERVAL), - musb_readw(regs, MUSB_TXMAXP), - musb_readb(regs, MUSB_TXTYPE), - /* FIXME: assumes multipoint */ - musb_readb(musb->mregs, - MUSB_BUSCTL_OFFSET(epnum, - MUSB_TXFUNCADDR)), - musb_readb(musb->mregs, - MUSB_BUSCTL_OFFSET(epnum, - MUSB_TXHUBADDR)), - musb_readb(musb->mregs, - MUSB_BUSCTL_OFFSET(epnum, - MUSB_TXHUBPORT)) - ); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - - if (is_cppi_enabled() - && epnum - && hw_ep->tx_channel) { - unsigned cppi = epnum - 1; - void __iomem *base; - void __iomem *ram; - - base = musb->ctrl_base; - ram = DAVINCI_RXCPPI_STATERAM_OFFSET( - cppi) + base; - code = snprintf(buf, max, - " tx dma%d: " - "%08x %08x, %08x %08x; " - "%08x %08x %08x .. %08x\n", - cppi, - musb_readl(ram, 0 * 4), - musb_readl(ram, 1 * 4), - musb_readl(ram, 2 * 4), - musb_readl(ram, 3 * 4), - musb_readl(ram, 4 * 4), - musb_readl(ram, 5 * 4), - musb_readl(ram, 6 * 4), - musb_readl(ram, 7 * 4)); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - - if (hw_ep == musb->control_ep - && !list_empty( - &musb->control)) { - code = dump_queue(&musb->control, - buf, max); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } else if (hw_ep == musb->bulk_ep - && !list_empty( - &musb->out_bulk)) { - code = dump_queue(&musb->out_bulk, - buf, max); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } else if (musb->periodic[epnum]) { - code = dump_qh(musb->periodic[epnum], - buf, max); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - } - } -#endif -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - if (is_peripheral_active(musb)) { - code = 0; - - if (hw_ep->ep_in.desc || !epnum) { - code = dump_ep(&hw_ep->ep_in, buf, max); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - if (hw_ep->ep_out.desc) { - code = dump_ep(&hw_ep->ep_out, buf, max); - if (code <= 0) - break; - code = min(code, (int) max); - buf += code; - max -= code; - } - } -#endif - } while (0); - - return buf - aBuffer; -} - -/* Dump the current status and compile options. - * @param musb the device driver instance - * @param buffer where to dump the status; it must be big enough to hold the - * result otherwise "BAD THINGS HAPPENS(TM)". - */ -static int dump_header_stats(struct musb *musb, char *buffer) -{ - int code, count = 0; - const void __iomem *mbase = musb->mregs; - - *buffer = 0; - count = sprintf(buffer, "Status: %sHDRC, Mode=%s " - "(Power=%02x, DevCtl=%02x)\n", - (musb->is_multipoint ? "M" : ""), MUSB_MODE(musb), - musb_readb(mbase, MUSB_POWER), - musb_readb(mbase, MUSB_DEVCTL)); - if (count <= 0) - return 0; - buffer += count; - - code = sprintf(buffer, "OTG state: %s; %sactive\n", - otg_state_string(musb), - musb->is_active ? "" : "in"); - if (code <= 0) - goto done; - buffer += code; - count += code; - - code = sprintf(buffer, - "Options: " -#ifdef CONFIG_MUSB_PIO_ONLY - "pio" -#elif defined(CONFIG_USB_TI_CPPI_DMA) - "cppi-dma" -#elif defined(CONFIG_USB_INVENTRA_DMA) - "musb-dma" -#elif defined(CONFIG_USB_TUSB_OMAP_DMA) - "tusb-omap-dma" -#else - "?dma?" -#endif - ", " -#ifdef CONFIG_USB_MUSB_OTG - "otg (peripheral+host)" -#elif defined(CONFIG_USB_GADGET_MUSB_HDRC) - "peripheral" -#elif defined(CONFIG_USB_MUSB_HDRC_HCD) - "host" -#endif - ", debug=%d [eps=%d]\n", - debug, - musb->nr_endpoints); - if (code <= 0) - goto done; - count += code; - buffer += code; - -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - code = sprintf(buffer, "Peripheral address: %02x\n", - musb_readb(musb->ctrl_base, MUSB_FADDR)); - if (code <= 0) - goto done; - buffer += code; - count += code; -#endif - -#ifdef CONFIG_USB_MUSB_HDRC_HCD - code = sprintf(buffer, "Root port status: %08x\n", - musb->port1_status); - if (code <= 0) - goto done; - buffer += code; - count += code; -#endif - -#ifdef CONFIG_ARCH_DAVINCI - code = sprintf(buffer, - "DaVinci: ctrl=%02x stat=%1x phy=%03x\n" - "\trndis=%05x auto=%04x intsrc=%08x intmsk=%08x" - "\n", - musb_readl(musb->ctrl_base, DAVINCI_USB_CTRL_REG), - musb_readl(musb->ctrl_base, DAVINCI_USB_STAT_REG), - __raw_readl((void __force __iomem *) - IO_ADDRESS(USBPHY_CTL_PADDR)), - musb_readl(musb->ctrl_base, DAVINCI_RNDIS_REG), - musb_readl(musb->ctrl_base, DAVINCI_AUTOREQ_REG), - musb_readl(musb->ctrl_base, - DAVINCI_USB_INT_SOURCE_REG), - musb_readl(musb->ctrl_base, - DAVINCI_USB_INT_MASK_REG)); - if (code <= 0) - goto done; - count += code; - buffer += code; -#endif /* DAVINCI */ - -#ifdef CONFIG_USB_TUSB6010 - code = sprintf(buffer, - "TUSB6010: devconf %08x, phy enable %08x drive %08x" - "\n\totg %03x timer %08x" - "\n\tprcm conf %08x mgmt %08x; int src %08x mask %08x" - "\n", - musb_readl(musb->ctrl_base, TUSB_DEV_CONF), - musb_readl(musb->ctrl_base, TUSB_PHY_OTG_CTRL_ENABLE), - musb_readl(musb->ctrl_base, TUSB_PHY_OTG_CTRL), - musb_readl(musb->ctrl_base, TUSB_DEV_OTG_STAT), - musb_readl(musb->ctrl_base, TUSB_DEV_OTG_TIMER), - musb_readl(musb->ctrl_base, TUSB_PRCM_CONF), - musb_readl(musb->ctrl_base, TUSB_PRCM_MNGMT), - musb_readl(musb->ctrl_base, TUSB_INT_SRC), - musb_readl(musb->ctrl_base, TUSB_INT_MASK)); - if (code <= 0) - goto done; - count += code; - buffer += code; -#endif /* DAVINCI */ - - if (is_cppi_enabled() && musb->dma_controller) { - code = sprintf(buffer, - "CPPI: txcr=%d txsrc=%01x txena=%01x; " - "rxcr=%d rxsrc=%01x rxena=%01x " - "\n", - musb_readl(musb->ctrl_base, - DAVINCI_TXCPPI_CTRL_REG), - musb_readl(musb->ctrl_base, - DAVINCI_TXCPPI_RAW_REG), - musb_readl(musb->ctrl_base, - DAVINCI_TXCPPI_INTENAB_REG), - musb_readl(musb->ctrl_base, - DAVINCI_RXCPPI_CTRL_REG), - musb_readl(musb->ctrl_base, - DAVINCI_RXCPPI_RAW_REG), - musb_readl(musb->ctrl_base, - DAVINCI_RXCPPI_INTENAB_REG)); - if (code <= 0) - goto done; - count += code; - buffer += code; - } - -#ifdef CONFIG_USB_GADGET_MUSB_HDRC - if (is_peripheral_enabled(musb)) { - code = sprintf(buffer, "Gadget driver: %s\n", - musb->gadget_driver - ? musb->gadget_driver->driver.name - : "(none)"); - if (code <= 0) - goto done; - count += code; - buffer += code; - } -#endif - -done: - return count; -} - -/* Write to ProcFS - * - * C soft-connect - * c soft-disconnect - * I enable HS - * i disable HS - * s stop session - * F force session (OTG-unfriendly) - * E rElinquish bus (OTG) - * H request host mode - * h cancel host request - * T start sending TEST_PACKET - * D<num> set/query the debug level - */ -static int musb_proc_write(struct file *file, const char __user *buffer, - unsigned long count, void *data) -{ - char cmd; - u8 reg; - struct musb *musb = (struct musb *)data; - void __iomem *mbase = musb->mregs; - - /* MOD_INC_USE_COUNT; */ - - if (unlikely(copy_from_user(&cmd, buffer, 1))) - return -EFAULT; - - switch (cmd) { - case 'C': - if (mbase) { - reg = musb_readb(mbase, MUSB_POWER) - | MUSB_POWER_SOFTCONN; - musb_writeb(mbase, MUSB_POWER, reg); - } - break; - - case 'c': - if (mbase) { - reg = musb_readb(mbase, MUSB_POWER) - & ~MUSB_POWER_SOFTCONN; - musb_writeb(mbase, MUSB_POWER, reg); - } - break; - - case 'I': - if (mbase) { - reg = musb_readb(mbase, MUSB_POWER) - | MUSB_POWER_HSENAB; - musb_writeb(mbase, MUSB_POWER, reg); - } - break; - - case 'i': - if (mbase) { - reg = musb_readb(mbase, MUSB_POWER) - & ~MUSB_POWER_HSENAB; - musb_writeb(mbase, MUSB_POWER, reg); - } - break; - - case 'F': - reg = musb_readb(mbase, MUSB_DEVCTL); - reg |= MUSB_DEVCTL_SESSION; - musb_writeb(mbase, MUSB_DEVCTL, reg); - break; - - case 'H': - if (mbase) { - reg = musb_readb(mbase, MUSB_DEVCTL); - reg |= MUSB_DEVCTL_HR; - musb_writeb(mbase, MUSB_DEVCTL, reg); - /* MUSB_HST_MODE( ((struct musb*)data) ); */ - /* WARNING("Host Mode\n"); */ - } - break; - - case 'h': - if (mbase) { - reg = musb_readb(mbase, MUSB_DEVCTL); - reg &= ~MUSB_DEVCTL_HR; - musb_writeb(mbase, MUSB_DEVCTL, reg); - } - break; - - case 'T': - if (mbase) { - musb_load_testpacket(musb); - musb_writeb(mbase, MUSB_TESTMODE, - MUSB_TEST_PACKET); - } - break; - -#if (MUSB_DEBUG > 0) - /* set/read debug level */ - case 'D':{ - if (count > 1) { - char digits[8], *p = digits; - int i = 0, level = 0, sign = 1; - int len = min(count - 1, (unsigned long)8); - - if (copy_from_user(&digits, &buffer[1], len)) - return -EFAULT; - - /* optional sign */ - if (*p == '-') { - len -= 1; - sign = -sign; - p++; - } - - /* read it */ - while (i++ < len && *p > '0' && *p < '9') { - level = level * 10 + (*p - '0'); - p++; - } - - level *= sign; - DBG(1, "debug level %d\n", level); - debug = level; - } - } - break; - - - case '?': - INFO("?: you are seeing it\n"); - INFO("C/c: soft connect enable/disable\n"); - INFO("I/i: hispeed enable/disable\n"); - INFO("F: force session start\n"); - INFO("H: host mode\n"); - INFO("T: start sending TEST_PACKET\n"); - INFO("D: set/read dbug level\n"); - break; -#endif - - default: - ERR("Command %c not implemented\n", cmd); - break; - } - - musb_platform_try_idle(musb, 0); - - return count; -} - -static int musb_proc_read(char *page, char **start, - off_t off, int count, int *eof, void *data) -{ - char *buffer = page; - int code = 0; - unsigned long flags; - struct musb *musb = data; - unsigned epnum; - - count -= off; - count -= 1; /* for NUL at end */ - if (count <= 0) - return -EINVAL; - - spin_lock_irqsave(&musb->lock, flags); - - code = dump_header_stats(musb, buffer); - if (code > 0) { - buffer += code; - count -= code; - } - - /* generate the report for the end points */ - /* REVISIT ... not unless something's connected! */ - for (epnum = 0; count >= 0 && epnum < musb->nr_endpoints; - epnum++) { - code = dump_end_info(musb, epnum, buffer, count); - if (code > 0) { - buffer += code; - count -= code; - } - } - - musb_platform_try_idle(musb, 0); - - spin_unlock_irqrestore(&musb->lock, flags); - *eof = 1; - - return buffer - page; -} - -void __devexit musb_debug_delete(char *name, struct musb *musb) -{ - if (musb->proc_entry) - remove_proc_entry(name, NULL); -} - -struct proc_dir_entry *__init -musb_debug_create(char *name, struct musb *data) -{ - struct proc_dir_entry *pde; - - /* FIXME convert everything to seq_file; then later, debugfs */ - - if (!name) - return NULL; - - pde = create_proc_entry(name, S_IFREG | S_IRUGO | S_IWUSR, NULL); - data->proc_entry = pde; - if (pde) { - pde->data = data; - /* pde->owner = THIS_MODULE; */ - - pde->read_proc = musb_proc_read; - pde->write_proc = musb_proc_write; - - pde->size = 0; - - pr_debug("Registered /proc/%s\n", name); - } else { - pr_debug("Cannot create a valid proc file entry"); - } - - return pde; -} diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c index 2e663f1afd5e..d95382088075 100644 --- a/drivers/usb/serial/garmin_gps.c +++ b/drivers/usb/serial/garmin_gps.c @@ -38,8 +38,6 @@ #include <linux/usb.h> #include <linux/usb/serial.h> -#include <linux/version.h> - /* the mode to be set when the port ist opened */ static int initial_mode = 1; diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index e143198aeb02..9f9cd36455f4 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -173,6 +173,7 @@ static int option_send_setup(struct tty_struct *tty, struct usb_serial_port *po #define KYOCERA_PRODUCT_KPC680 0x180a #define ANYDATA_VENDOR_ID 0x16d5 +#define ANYDATA_PRODUCT_ADU_620UW 0x6202 #define ANYDATA_PRODUCT_ADU_E100A 0x6501 #define ANYDATA_PRODUCT_ADU_500A 0x6502 @@ -318,6 +319,7 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(DELL_VENDOR_ID, 0x8138) }, /* Dell Wireless 5520 Voda I Mobile Broadband (3G HSDPA) Minicard */ { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, + { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) }, { USB_DEVICE(AXESSTEL_VENDOR_ID, AXESSTEL_PRODUCT_MV110H) }, { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_MSA501HS) }, { USB_DEVICE(ONDA_VENDOR_ID, ONDA_PRODUCT_ET502HS) }, diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c index 4bd569e479a7..314d18694b6a 100644 --- a/drivers/video/arkfb.c +++ b/drivers/video/arkfb.c @@ -11,7 +11,6 @@ * Code is based on s3fb */ -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/errno.h> diff --git a/drivers/video/bf54x-lq043fb.c b/drivers/video/bf54x-lq043fb.c index 940467aed13f..6d5aa806777e 100644 --- a/drivers/video/bf54x-lq043fb.c +++ b/drivers/video/bf54x-lq043fb.c @@ -733,7 +733,6 @@ static int bfin_bf54x_remove(struct platform_device *pdev) static int bfin_bf54x_suspend(struct platform_device *pdev, pm_message_t state) { struct fb_info *fbinfo = platform_get_drvdata(pdev); - struct bfin_bf54xfb_info *info = fbinfo->par; bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() & ~EPPI_EN); disable_dma(CH_EPPI0); @@ -747,8 +746,18 @@ static int bfin_bf54x_resume(struct platform_device *pdev) struct fb_info *fbinfo = platform_get_drvdata(pdev); struct bfin_bf54xfb_info *info = fbinfo->par; - enable_dma(CH_EPPI0); - bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN); + if (info->lq043_open_cnt) { + + bfin_write_EPPI0_CONTROL(0); + SSYNC(); + + config_dma(info); + config_ppi(info); + + /* start dma */ + enable_dma(CH_EPPI0); + bfin_write_EPPI0_CONTROL(bfin_read_EPPI0_CONTROL() | EPPI_EN); + } return 0; } diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c index 59df132cc375..4835bdc4e9f1 100644 --- a/drivers/video/fb_defio.c +++ b/drivers/video/fb_defio.c @@ -114,6 +114,17 @@ static struct vm_operations_struct fb_deferred_io_vm_ops = { .page_mkwrite = fb_deferred_io_mkwrite, }; +static int fb_deferred_io_set_page_dirty(struct page *page) +{ + if (!PageDirty(page)) + SetPageDirty(page); + return 0; +} + +static const struct address_space_operations fb_deferred_io_aops = { + .set_page_dirty = fb_deferred_io_set_page_dirty, +}; + static int fb_deferred_io_mmap(struct fb_info *info, struct vm_area_struct *vma) { vma->vm_ops = &fb_deferred_io_vm_ops; @@ -163,6 +174,14 @@ void fb_deferred_io_init(struct fb_info *info) } EXPORT_SYMBOL_GPL(fb_deferred_io_init); +void fb_deferred_io_open(struct fb_info *info, + struct inode *inode, + struct file *file) +{ + file->f_mapping->a_ops = &fb_deferred_io_aops; +} +EXPORT_SYMBOL_GPL(fb_deferred_io_open); + void fb_deferred_io_cleanup(struct fb_info *info) { void *screen_base = (void __force *) info->screen_base; diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c index 6b487801eeae..98843c2ecf73 100644 --- a/drivers/video/fbmem.c +++ b/drivers/video/fbmem.c @@ -1344,6 +1344,10 @@ fb_open(struct inode *inode, struct file *file) if (res) module_put(info->fbops->owner); } +#ifdef CONFIG_FB_DEFERRED_IO + if (info->fbdefio) + fb_deferred_io_open(info, inode, file); +#endif out: unlock_kernel(); return res; diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c index 3f1ca2adda3d..c6dd924976a4 100644 --- a/drivers/video/pm2fb.c +++ b/drivers/video/pm2fb.c @@ -1746,6 +1746,7 @@ static void __devexit pm2fb_remove(struct pci_dev *pdev) release_mem_region(fix->mmio_start, fix->mmio_len); pci_set_drvdata(pdev, NULL); + fb_dealloc_cmap(&info->cmap); kfree(info->pixmap.addr); kfree(info); } diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c index 8361bd0e3df1..4dcec48a1d78 100644 --- a/drivers/video/s3fb.c +++ b/drivers/video/s3fb.c @@ -11,7 +11,6 @@ * which is based on the code of neofb. */ -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/errno.h> diff --git a/drivers/video/sh_mobile_lcdcfb.c b/drivers/video/sh_mobile_lcdcfb.c index f6ef6cca73cd..4c32c06579a0 100644 --- a/drivers/video/sh_mobile_lcdcfb.c +++ b/drivers/video/sh_mobile_lcdcfb.c @@ -595,6 +595,8 @@ static int __init sh_mobile_lcdc_probe(struct platform_device *pdev) info->fbops = &sh_mobile_lcdc_ops; info->var.xres = info->var.xres_virtual = cfg->lcd_cfg.xres; info->var.yres = info->var.yres_virtual = cfg->lcd_cfg.yres; + info->var.width = cfg->lcd_size_cfg.width; + info->var.height = cfg->lcd_size_cfg.height; info->var.activate = FB_ACTIVATE_NOW; error = sh_mobile_lcdc_set_bpp(&info->var, cfg->bpp); if (error) diff --git a/drivers/video/vermilion/vermilion.h b/drivers/video/vermilion/vermilion.h index c4aba59d4809..7491abfcf1fc 100644 --- a/drivers/video/vermilion/vermilion.h +++ b/drivers/video/vermilion/vermilion.h @@ -30,7 +30,6 @@ #define _VERMILION_H_ #include <linux/kernel.h> -#include <linux/version.h> #include <linux/pci.h> #include <asm/atomic.h> #include <linux/mutex.h> diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c index 34aae7a2a62b..3df17dc8c3d7 100644 --- a/drivers/video/vt8623fb.c +++ b/drivers/video/vt8623fb.c @@ -12,7 +12,6 @@ * (http://davesdomain.org.uk/viafb/) */ -#include <linux/version.h> #include <linux/module.h> #include <linux/kernel.h> #include <linux/errno.h> diff --git a/drivers/video/xilinxfb.c b/drivers/video/xilinxfb.c index 7b3a8423f485..5da3d2423cc0 100644 --- a/drivers/video/xilinxfb.c +++ b/drivers/video/xilinxfb.c @@ -24,7 +24,6 @@ #include <linux/device.h> #include <linux/module.h> #include <linux/kernel.h> -#include <linux/version.h> #include <linux/errno.h> #include <linux/string.h> #include <linux/mm.h> diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index bfef604160d1..62eab43152d2 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -158,7 +158,7 @@ static inline s64 towards_target(struct virtio_balloon *vb) vb->vdev->config->get(vb->vdev, offsetof(struct virtio_balloon_config, num_pages), &v, sizeof(v)); - return v - vb->num_pages; + return (s64)v - vb->num_pages; } static void update_balloon_size(struct virtio_balloon *vb) diff --git a/drivers/xen/manage.c b/drivers/xen/manage.c index a5bc91ae6ff6..d0e87cbe157c 100644 --- a/drivers/xen/manage.c +++ b/drivers/xen/manage.c @@ -102,7 +102,7 @@ static void do_suspend(void) /* XXX use normal device tree? */ xenbus_suspend(); - err = stop_machine_run(xen_suspend, &cancelled, 0); + err = stop_machine(xen_suspend, &cancelled, &cpumask_of_cpu(0)); if (err) { printk(KERN_ERR "failed to start xen_suspend: %d\n", err); goto out; |