diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-12 09:29:42 -0700 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-06-12 09:29:42 -0700 |
commit | d614aec4752f8c61b2e7cb77806b6bd59aa50836 (patch) | |
tree | 3b0cfb3085c43415931dbf18666d582fb8ae3c75 /drivers/ide/setup-pci.c | |
parent | db8e7f10ed67933ca272f4030eb7057b7f13de07 (diff) | |
parent | ad7c52d0988a8965989dc06d630c52a5bde849d5 (diff) |
Merge branch 'for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6
* 'for-2.6.31' of git://git.kernel.org/pub/scm/linux/kernel/git/bart/ide-2.6: (29 commits)
ide: re-implement ide_pci_init_one() on top of ide_pci_init_two()
ide: unexport ide_find_dma_mode()
ide: fix PowerMac bootup oops
ide: skip probe if there are no devices on the port (v2)
sl82c105: add printk() logging facility
ide-tape: fix proc warning
ide: add IDE_DFLAG_NIEN_QUIRK device flag
ide: respect quirk_drives[] list on all controllers
hpt366: enable all quirks for devices on quirk_drives[] list
hpt366: sync quirk_drives[] list with pdc202xx_{new,old}.c
ide: remove superfluous SELECT_MASK() call from do_rw_taskfile()
ide: remove superfluous SELECT_MASK() call from ide_driveid_update()
icside: remove superfluous ->maskproc method
ide-tape: fix IDE_AFLAG_* atomic accesses
ide-tape: change IDE_AFLAG_IGNORE_DSC non-atomically
pdc202xx_old: kill resetproc() method
pdc202xx_old: don't call pdc202xx_reset() on IRQ timeout
pdc202xx_old: use ide_dma_test_irq()
ide: preserve Host Protected Area by default (v2)
ide-gd: implement block device ->set_capacity method (v2)
...
Diffstat (limited to 'drivers/ide/setup-pci.c')
-rw-r--r-- | drivers/ide/setup-pci.c | 85 |
1 files changed, 23 insertions, 62 deletions
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c index 7a3a12d6e638..ab3db61d2ba0 100644 --- a/drivers/ide/setup-pci.c +++ b/drivers/ide/setup-pci.c @@ -1,7 +1,7 @@ /* * Copyright (C) 1998-2000 Andre Hedrick <andre@linux-ide.org> * Copyright (C) 1995-1998 Mark Lord - * Copyright (C) 2007 Bartlomiej Zolnierkiewicz + * Copyright (C) 2007-2009 Bartlomiej Zolnierkiewicz * * May be copied or modified under the terms of the GNU General Public License */ @@ -301,11 +301,11 @@ static int ide_pci_check_iomem(struct pci_dev *dev, const struct ide_port_info * } /** - * ide_hw_configure - configure a hw_regs_t instance + * ide_hw_configure - configure a struct ide_hw instance * @dev: PCI device holding interface * @d: IDE port info * @port: port number - * @hw: hw_regs_t instance corresponding to this port + * @hw: struct ide_hw instance corresponding to this port * * Perform the initial set up for the hardware interface structure. This * is done per interface port rather than per PCI device. There may be @@ -315,7 +315,7 @@ static int ide_pci_check_iomem(struct pci_dev *dev, const struct ide_port_info * */ static int ide_hw_configure(struct pci_dev *dev, const struct ide_port_info *d, - unsigned int port, hw_regs_t *hw) + unsigned int port, struct ide_hw *hw) { unsigned long ctl = 0, base = 0; @@ -344,7 +344,6 @@ static int ide_hw_configure(struct pci_dev *dev, const struct ide_port_info *d, memset(hw, 0, sizeof(*hw)); hw->dev = &dev->dev; - hw->chipset = d->chipset ? d->chipset : ide_pci; ide_std_init_ports(hw, base, ctl | 2); return 0; @@ -446,8 +445,8 @@ out: * ide_pci_setup_ports - configure ports/devices on PCI IDE * @dev: PCI device * @d: IDE port info - * @hw: hw_regs_t instances corresponding to this PCI IDE device - * @hws: hw_regs_t pointers table to update + * @hw: struct ide_hw instances corresponding to this PCI IDE device + * @hws: struct ide_hw pointers table to update * * Scan the interfaces attached to this device and do any * necessary per port setup. Attach the devices and ask the @@ -459,7 +458,7 @@ out: */ void ide_pci_setup_ports(struct pci_dev *dev, const struct ide_port_info *d, - hw_regs_t *hw, hw_regs_t **hws) + struct ide_hw *hw, struct ide_hw **hws) { int channels = (d->host_flags & IDE_HFLAG_SINGLE) ? 1 : 2, port; u8 tmp; @@ -535,61 +534,15 @@ out: return ret; } -int ide_pci_init_one(struct pci_dev *dev, const struct ide_port_info *d, - void *priv) -{ - struct ide_host *host; - hw_regs_t hw[4], *hws[] = { NULL, NULL, NULL, NULL }; - int ret; - - ret = ide_setup_pci_controller(dev, d, 1); - if (ret < 0) - goto out; - - ide_pci_setup_ports(dev, d, &hw[0], &hws[0]); - - host = ide_host_alloc(d, hws); - if (host == NULL) { - ret = -ENOMEM; - goto out; - } - - host->dev[0] = &dev->dev; - - host->host_priv = priv; - - host->irq_flags = IRQF_SHARED; - - pci_set_drvdata(dev, host); - - ret = do_ide_setup_pci_device(dev, d, 1); - if (ret < 0) - goto out; - - /* fixup IRQ */ - if (ide_pci_is_in_compatibility_mode(dev)) { - hw[0].irq = pci_get_legacy_ide_irq(dev, 0); - hw[1].irq = pci_get_legacy_ide_irq(dev, 1); - } else - hw[1].irq = hw[0].irq = ret; - - ret = ide_host_register(host, d, hws); - if (ret) - ide_host_free(host); -out: - return ret; -} -EXPORT_SYMBOL_GPL(ide_pci_init_one); - int ide_pci_init_two(struct pci_dev *dev1, struct pci_dev *dev2, const struct ide_port_info *d, void *priv) { struct pci_dev *pdev[] = { dev1, dev2 }; struct ide_host *host; - int ret, i; - hw_regs_t hw[4], *hws[] = { NULL, NULL, NULL, NULL }; + int ret, i, n_ports = dev2 ? 4 : 2; + struct ide_hw hw[4], *hws[] = { NULL, NULL, NULL, NULL }; - for (i = 0; i < 2; i++) { + for (i = 0; i < n_ports / 2; i++) { ret = ide_setup_pci_controller(pdev[i], d, !i); if (ret < 0) goto out; @@ -597,23 +550,24 @@ int ide_pci_init_two(struct pci_dev *dev1, struct pci_dev *dev2, ide_pci_setup_ports(pdev[i], d, &hw[i*2], &hws[i*2]); } - host = ide_host_alloc(d, hws); + host = ide_host_alloc(d, hws, n_ports); if (host == NULL) { ret = -ENOMEM; goto out; } host->dev[0] = &dev1->dev; - host->dev[1] = &dev2->dev; + if (dev2) + host->dev[1] = &dev2->dev; host->host_priv = priv; - host->irq_flags = IRQF_SHARED; pci_set_drvdata(pdev[0], host); - pci_set_drvdata(pdev[1], host); + if (dev2) + pci_set_drvdata(pdev[1], host); - for (i = 0; i < 2; i++) { + for (i = 0; i < n_ports / 2; i++) { ret = do_ide_setup_pci_device(pdev[i], d, !i); /* @@ -639,6 +593,13 @@ out: } EXPORT_SYMBOL_GPL(ide_pci_init_two); +int ide_pci_init_one(struct pci_dev *dev, const struct ide_port_info *d, + void *priv) +{ + return ide_pci_init_two(dev, NULL, d, priv); +} +EXPORT_SYMBOL_GPL(ide_pci_init_one); + void ide_pci_remove(struct pci_dev *dev) { struct ide_host *host = pci_get_drvdata(dev); |