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-rw-r--r--include/linux/ata.h110
-rw-r--r--include/linux/cdrom.h3
-rw-r--r--include/linux/libata.h184
-rw-r--r--include/linux/pci_ids.h3
4 files changed, 215 insertions, 85 deletions
diff --git a/include/linux/ata.h b/include/linux/ata.h
index e672e80202a8..78bbacaed8c4 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -286,9 +286,10 @@ enum {
ATA_CBL_NONE = 0,
ATA_CBL_PATA40 = 1,
ATA_CBL_PATA80 = 2,
- ATA_CBL_PATA40_SHORT = 3, /* 40 wire cable to high UDMA spec */
- ATA_CBL_PATA_UNK = 4,
- ATA_CBL_SATA = 5,
+ ATA_CBL_PATA40_SHORT = 3, /* 40 wire cable to high UDMA spec */
+ ATA_CBL_PATA_UNK = 4, /* don't know, maybe 80c? */
+ ATA_CBL_PATA_IGN = 5, /* don't know, ignore cable handling */
+ ATA_CBL_SATA = 6,
/* SATA Status and Control Registers */
SCR_STATUS = 0,
@@ -324,6 +325,13 @@ enum {
ATA_TFLAG_LBA = (1 << 4), /* enable LBA */
ATA_TFLAG_FUA = (1 << 5), /* enable FUA */
ATA_TFLAG_POLLING = (1 << 6), /* set nIEN to 1 and use polling */
+
+ /* protocol flags */
+ ATA_PROT_FLAG_PIO = (1 << 0), /* is PIO */
+ ATA_PROT_FLAG_DMA = (1 << 1), /* is DMA */
+ ATA_PROT_FLAG_DATA = ATA_PROT_FLAG_PIO | ATA_PROT_FLAG_DMA,
+ ATA_PROT_FLAG_NCQ = (1 << 2), /* is NCQ */
+ ATA_PROT_FLAG_ATAPI = (1 << 3), /* is ATAPI */
};
enum ata_tf_protocols {
@@ -333,9 +341,9 @@ enum ata_tf_protocols {
ATA_PROT_PIO, /* PIO data xfer */
ATA_PROT_DMA, /* DMA */
ATA_PROT_NCQ, /* NCQ */
- ATA_PROT_ATAPI, /* packet command, PIO data xfer*/
- ATA_PROT_ATAPI_NODATA, /* packet command, no data */
- ATA_PROT_ATAPI_DMA, /* packet command with special DMA sauce */
+ ATAPI_PROT_NODATA, /* packet command, no data */
+ ATAPI_PROT_PIO, /* packet command, PIO data xfer*/
+ ATAPI_PROT_DMA, /* packet command with special DMA sauce */
};
enum ata_ioctls {
@@ -346,8 +354,8 @@ enum ata_ioctls {
/* core structures */
struct ata_prd {
- u32 addr;
- u32 flags_len;
+ __le32 addr;
+ __le32 flags_len;
};
struct ata_taskfile {
@@ -373,13 +381,69 @@ struct ata_taskfile {
u8 command; /* IO operation */
};
+/*
+ * protocol tests
+ */
+static inline unsigned int ata_prot_flags(u8 prot)
+{
+ switch (prot) {
+ case ATA_PROT_NODATA:
+ return 0;
+ case ATA_PROT_PIO:
+ return ATA_PROT_FLAG_PIO;
+ case ATA_PROT_DMA:
+ return ATA_PROT_FLAG_DMA;
+ case ATA_PROT_NCQ:
+ return ATA_PROT_FLAG_DMA | ATA_PROT_FLAG_NCQ;
+ case ATAPI_PROT_NODATA:
+ return ATA_PROT_FLAG_ATAPI;
+ case ATAPI_PROT_PIO:
+ return ATA_PROT_FLAG_ATAPI | ATA_PROT_FLAG_PIO;
+ case ATAPI_PROT_DMA:
+ return ATA_PROT_FLAG_ATAPI | ATA_PROT_FLAG_DMA;
+ }
+ return 0;
+}
+
+static inline int ata_is_atapi(u8 prot)
+{
+ return ata_prot_flags(prot) & ATA_PROT_FLAG_ATAPI;
+}
+
+static inline int ata_is_nodata(u8 prot)
+{
+ return !(ata_prot_flags(prot) & ATA_PROT_FLAG_DATA);
+}
+
+static inline int ata_is_pio(u8 prot)
+{
+ return ata_prot_flags(prot) & ATA_PROT_FLAG_PIO;
+}
+
+static inline int ata_is_dma(u8 prot)
+{
+ return ata_prot_flags(prot) & ATA_PROT_FLAG_DMA;
+}
+
+static inline int ata_is_ncq(u8 prot)
+{
+ return ata_prot_flags(prot) & ATA_PROT_FLAG_NCQ;
+}
+
+static inline int ata_is_data(u8 prot)
+{
+ return ata_prot_flags(prot) & ATA_PROT_FLAG_DATA;
+}
+
+/*
+ * id tests
+ */
#define ata_id_is_ata(id) (((id)[0] & (1 << 15)) == 0)
#define ata_id_has_lba(id) ((id)[49] & (1 << 9))
#define ata_id_has_dma(id) ((id)[49] & (1 << 8))
#define ata_id_has_ncq(id) ((id)[76] & (1 << 8))
#define ata_id_queue_depth(id) (((id)[75] & 0x1f) + 1)
#define ata_id_removeable(id) ((id)[0] & (1 << 7))
-#define ata_id_has_dword_io(id) ((id)[48] & (1 << 0))
#define ata_id_has_atapi_AN(id) \
( (((id)[76] != 0x0000) && ((id)[76] != 0xffff)) && \
((id)[78] & (1 << 5)) )
@@ -415,6 +479,7 @@ static inline bool ata_id_has_dipm(const u16 *id)
return val & (1 << 3);
}
+
static inline int ata_id_has_fua(const u16 *id)
{
if ((id[84] & 0xC000) != 0x4000)
@@ -519,6 +584,26 @@ static inline int ata_id_is_sata(const u16 *id)
return ata_id_major_version(id) >= 5 && id[93] == 0;
}
+static inline int ata_id_has_tpm(const u16 *id)
+{
+ /* The TPM bits are only valid on ATA8 */
+ if (ata_id_major_version(id) < 8)
+ return 0;
+ if ((id[48] & 0xC000) != 0x4000)
+ return 0;
+ return id[48] & (1 << 0);
+}
+
+static inline int ata_id_has_dword_io(const u16 *id)
+{
+ /* ATA 8 reuses this flag for "trusted" computing */
+ if (ata_id_major_version(id) > 7)
+ return 0;
+ if (id[48] & (1 << 0))
+ return 1;
+ return 0;
+}
+
static inline int ata_id_current_chs_valid(const u16 *id)
{
/* For ATA-1 devices, if the INITIALIZE DEVICE PARAMETERS command
@@ -574,13 +659,6 @@ static inline int atapi_command_packet_set(const u16 *dev_id)
return (dev_id[0] >> 8) & 0x1f;
}
-static inline int is_atapi_taskfile(const struct ata_taskfile *tf)
-{
- return (tf->protocol == ATA_PROT_ATAPI) ||
- (tf->protocol == ATA_PROT_ATAPI_NODATA) ||
- (tf->protocol == ATA_PROT_ATAPI_DMA);
-}
-
static inline int is_multi_taskfile(struct ata_taskfile *tf)
{
return (tf->command == ATA_CMD_READ_MULTI) ||
diff --git a/include/linux/cdrom.h b/include/linux/cdrom.h
index c6d3e22c0624..fcdc11b9609b 100644
--- a/include/linux/cdrom.h
+++ b/include/linux/cdrom.h
@@ -451,6 +451,7 @@ struct cdrom_generic_command
#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e
#define GPCMD_READ_10 0x28
#define GPCMD_READ_12 0xa8
+#define GPCMD_READ_BUFFER 0x3c
#define GPCMD_READ_BUFFER_CAPACITY 0x5c
#define GPCMD_READ_CDVD_CAPACITY 0x25
#define GPCMD_READ_CD 0xbe
@@ -480,7 +481,9 @@ struct cdrom_generic_command
#define GPCMD_TEST_UNIT_READY 0x00
#define GPCMD_VERIFY_10 0x2f
#define GPCMD_WRITE_10 0x2a
+#define GPCMD_WRITE_12 0xaa
#define GPCMD_WRITE_AND_VERIFY_10 0x2e
+#define GPCMD_WRITE_BUFFER 0x3b
/* This is listed as optional in ATAPI 2.6, but is (curiously)
* missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji
* Table 377 as an MMC command for SCSi devices though... Most ATAPI
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 124033cb5e9b..4374c4277780 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -35,6 +35,7 @@
#include <linux/workqueue.h>
#include <scsi/scsi_host.h>
#include <linux/acpi.h>
+#include <linux/cdrom.h>
/*
* Define if arch has non-standard setup. This is a _PCI_ standard
@@ -143,10 +144,11 @@ enum {
ATA_DFLAG_NCQ_OFF = (1 << 13), /* device limited to non-NCQ mode */
ATA_DFLAG_SPUNDOWN = (1 << 14), /* XXX: for spindown_compat */
ATA_DFLAG_SLEEPING = (1 << 15), /* device is sleeping */
- ATA_DFLAG_INIT_MASK = (1 << 16) - 1,
+ ATA_DFLAG_DUBIOUS_XFER = (1 << 16), /* data transfer not verified */
+ ATA_DFLAG_INIT_MASK = (1 << 24) - 1,
- ATA_DFLAG_DETACH = (1 << 16),
- ATA_DFLAG_DETACHED = (1 << 17),
+ ATA_DFLAG_DETACH = (1 << 24),
+ ATA_DFLAG_DETACHED = (1 << 25),
ATA_DEV_UNKNOWN = 0, /* unknown device */
ATA_DEV_ATA = 1, /* ATA device */
@@ -217,9 +219,7 @@ enum {
/* struct ata_queued_cmd flags */
ATA_QCFLAG_ACTIVE = (1 << 0), /* cmd not yet ack'd to scsi lyer */
- ATA_QCFLAG_SG = (1 << 1), /* have s/g table? */
- ATA_QCFLAG_SINGLE = (1 << 2), /* no s/g, just a single buffer */
- ATA_QCFLAG_DMAMAP = ATA_QCFLAG_SG | ATA_QCFLAG_SINGLE,
+ ATA_QCFLAG_DMAMAP = (1 << 1), /* SG table is DMA mapped */
ATA_QCFLAG_IO = (1 << 3), /* standard IO command */
ATA_QCFLAG_RESULT_TF = (1 << 4), /* result TF requested */
ATA_QCFLAG_CLEAR_EXCL = (1 << 5), /* clear excl_link on completion */
@@ -266,19 +266,15 @@ enum {
PORT_DISABLED = 2,
/* encoding various smaller bitmaps into a single
- * unsigned int bitmap
+ * unsigned long bitmap
*/
- ATA_BITS_PIO = 7,
- ATA_BITS_MWDMA = 5,
- ATA_BITS_UDMA = 8,
+ ATA_NR_PIO_MODES = 7,
+ ATA_NR_MWDMA_MODES = 5,
+ ATA_NR_UDMA_MODES = 8,
ATA_SHIFT_PIO = 0,
- ATA_SHIFT_MWDMA = ATA_SHIFT_PIO + ATA_BITS_PIO,
- ATA_SHIFT_UDMA = ATA_SHIFT_MWDMA + ATA_BITS_MWDMA,
-
- ATA_MASK_PIO = ((1 << ATA_BITS_PIO) - 1) << ATA_SHIFT_PIO,
- ATA_MASK_MWDMA = ((1 << ATA_BITS_MWDMA) - 1) << ATA_SHIFT_MWDMA,
- ATA_MASK_UDMA = ((1 << ATA_BITS_UDMA) - 1) << ATA_SHIFT_UDMA,
+ ATA_SHIFT_MWDMA = ATA_SHIFT_PIO + ATA_NR_PIO_MODES,
+ ATA_SHIFT_UDMA = ATA_SHIFT_MWDMA + ATA_NR_MWDMA_MODES,
/* size of buffer to pad xfers ending on unaligned boundaries */
ATA_DMA_PAD_SZ = 4,
@@ -349,6 +345,21 @@ enum {
ATA_DMA_MASK_ATA = (1 << 0), /* DMA on ATA Disk */
ATA_DMA_MASK_ATAPI = (1 << 1), /* DMA on ATAPI */
ATA_DMA_MASK_CFA = (1 << 2), /* DMA on CF Card */
+
+ /* ATAPI command types */
+ ATAPI_READ = 0, /* READs */
+ ATAPI_WRITE = 1, /* WRITEs */
+ ATAPI_READ_CD = 2, /* READ CD [MSF] */
+ ATAPI_MISC = 3, /* the rest */
+};
+
+enum ata_xfer_mask {
+ ATA_MASK_PIO = ((1LU << ATA_NR_PIO_MODES) - 1)
+ << ATA_SHIFT_PIO,
+ ATA_MASK_MWDMA = ((1LU << ATA_NR_MWDMA_MODES) - 1)
+ << ATA_SHIFT_MWDMA,
+ ATA_MASK_UDMA = ((1LU << ATA_NR_UDMA_MODES) - 1)
+ << ATA_SHIFT_UDMA,
};
enum hsm_task_states {
@@ -447,7 +458,7 @@ struct ata_queued_cmd {
unsigned int tag;
unsigned int n_elem;
unsigned int n_iter;
- unsigned int orig_n_elem;
+ unsigned int mapped_n_elem;
int dma_dir;
@@ -455,17 +466,18 @@ struct ata_queued_cmd {
unsigned int sect_size;
unsigned int nbytes;
+ unsigned int raw_nbytes;
unsigned int curbytes;
struct scatterlist *cursg;
unsigned int cursg_ofs;
+ struct scatterlist *last_sg;
+ struct scatterlist saved_last_sg;
struct scatterlist sgent;
- struct scatterlist pad_sgent;
- void *buf_virt;
+ struct scatterlist extra_sg[2];
- /* DO NOT iterate over __sg manually, use ata_for_each_sg() */
- struct scatterlist *__sg;
+ struct scatterlist *sg;
unsigned int err_mask;
struct ata_taskfile result_tf;
@@ -482,7 +494,7 @@ struct ata_port_stats {
};
struct ata_ering_entry {
- int is_io;
+ unsigned int eflags;
unsigned int err_mask;
u64 timestamp;
};
@@ -522,9 +534,9 @@ struct ata_device {
unsigned int cdb_len;
/* per-dev xfer mask */
- unsigned int pio_mask;
- unsigned int mwdma_mask;
- unsigned int udma_mask;
+ unsigned long pio_mask;
+ unsigned long mwdma_mask;
+ unsigned long udma_mask;
/* for CHS addressing */
u16 cylinders; /* Number of cylinders */
@@ -560,6 +572,8 @@ struct ata_eh_context {
int tries[ATA_MAX_DEVICES];
unsigned int classes[ATA_MAX_DEVICES];
unsigned int did_probe_mask;
+ unsigned int saved_ncq_enabled;
+ u8 saved_xfer_mode[ATA_MAX_DEVICES];
};
struct ata_acpi_drive
@@ -686,7 +700,8 @@ struct ata_port_operations {
void (*bmdma_setup) (struct ata_queued_cmd *qc);
void (*bmdma_start) (struct ata_queued_cmd *qc);
- void (*data_xfer) (struct ata_device *, unsigned char *, unsigned int, int);
+ unsigned int (*data_xfer) (struct ata_device *dev, unsigned char *buf,
+ unsigned int buflen, int rw);
int (*qc_defer) (struct ata_queued_cmd *qc);
void (*qc_prep) (struct ata_queued_cmd *qc);
@@ -832,8 +847,6 @@ extern int ata_busy_sleep(struct ata_port *ap,
unsigned long timeout_pat, unsigned long timeout);
extern void ata_wait_after_reset(struct ata_port *ap, unsigned long deadline);
extern int ata_wait_ready(struct ata_port *ap, unsigned long deadline);
-extern void ata_port_queue_task(struct ata_port *ap, work_func_t fn,
- void *data, unsigned long delay);
extern u32 ata_wait_register(void __iomem *reg, u32 mask, u32 val,
unsigned long interval_msec,
unsigned long timeout_msec);
@@ -848,6 +861,16 @@ extern void ata_tf_read(struct ata_port *ap, struct ata_taskfile *tf);
extern void ata_tf_to_fis(const struct ata_taskfile *tf,
u8 pmp, int is_cmd, u8 *fis);
extern void ata_tf_from_fis(const u8 *fis, struct ata_taskfile *tf);
+extern unsigned long ata_pack_xfermask(unsigned long pio_mask,
+ unsigned long mwdma_mask, unsigned long udma_mask);
+extern void ata_unpack_xfermask(unsigned long xfer_mask,
+ unsigned long *pio_mask, unsigned long *mwdma_mask,
+ unsigned long *udma_mask);
+extern u8 ata_xfer_mask2mode(unsigned long xfer_mask);
+extern unsigned long ata_xfer_mode2mask(u8 xfer_mode);
+extern int ata_xfer_mode2shift(unsigned long xfer_mode);
+extern const char *ata_mode_string(unsigned long xfer_mask);
+extern unsigned long ata_id_xfermask(const u16 *id);
extern void ata_noop_dev_select(struct ata_port *ap, unsigned int device);
extern void ata_std_dev_select(struct ata_port *ap, unsigned int device);
extern u8 ata_check_status(struct ata_port *ap);
@@ -856,17 +879,15 @@ extern void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf)
extern int ata_port_start(struct ata_port *ap);
extern int ata_sff_port_start(struct ata_port *ap);
extern irqreturn_t ata_interrupt(int irq, void *dev_instance);
-extern void ata_data_xfer(struct ata_device *adev, unsigned char *buf,
- unsigned int buflen, int write_data);
-extern void ata_data_xfer_noirq(struct ata_device *adev, unsigned char *buf,
- unsigned int buflen, int write_data);
+extern unsigned int ata_data_xfer(struct ata_device *dev,
+ unsigned char *buf, unsigned int buflen, int rw);
+extern unsigned int ata_data_xfer_noirq(struct ata_device *dev,
+ unsigned char *buf, unsigned int buflen, int rw);
extern int ata_std_qc_defer(struct ata_queued_cmd *qc);
extern void ata_dumb_qc_prep(struct ata_queued_cmd *qc);
extern void ata_qc_prep(struct ata_queued_cmd *qc);
extern void ata_noop_qc_prep(struct ata_queued_cmd *qc);
extern unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc);
-extern void ata_sg_init_one(struct ata_queued_cmd *qc, void *buf,
- unsigned int buflen);
extern void ata_sg_init(struct ata_queued_cmd *qc, struct scatterlist *sg,
unsigned int n_elem);
extern unsigned int ata_dev_classify(const struct ata_taskfile *tf);
@@ -875,7 +896,6 @@ extern void ata_id_string(const u16 *id, unsigned char *s,
unsigned int ofs, unsigned int len);
extern void ata_id_c_string(const u16 *id, unsigned char *s,
unsigned int ofs, unsigned int len);
-extern void ata_id_to_dma_mode(struct ata_device *dev, u8 unknown);
extern void ata_bmdma_setup(struct ata_queued_cmd *qc);
extern void ata_bmdma_start(struct ata_queued_cmd *qc);
extern void ata_bmdma_stop(struct ata_queued_cmd *qc);
@@ -910,6 +930,7 @@ extern u8 ata_irq_on(struct ata_port *ap);
extern int ata_cable_40wire(struct ata_port *ap);
extern int ata_cable_80wire(struct ata_port *ap);
extern int ata_cable_sata(struct ata_port *ap);
+extern int ata_cable_ignore(struct ata_port *ap);
extern int ata_cable_unknown(struct ata_port *ap);
/*
@@ -917,11 +938,13 @@ extern int ata_cable_unknown(struct ata_port *ap);
*/
extern unsigned int ata_pio_need_iordy(const struct ata_device *);
+extern const struct ata_timing *ata_timing_find_mode(u8 xfer_mode);
extern int ata_timing_compute(struct ata_device *, unsigned short,
struct ata_timing *, int, int);
extern void ata_timing_merge(const struct ata_timing *,
const struct ata_timing *, struct ata_timing *,
unsigned int);
+extern u8 ata_timing_cycle2mode(unsigned int xfer_shift, int cycle);
enum {
ATA_TIMING_SETUP = (1 << 0),
@@ -948,15 +971,40 @@ static inline const struct ata_acpi_gtm *ata_acpi_init_gtm(struct ata_port *ap)
return &ap->__acpi_init_gtm;
return NULL;
}
-extern int ata_acpi_cbl_80wire(struct ata_port *ap);
int ata_acpi_stm(struct ata_port *ap, const struct ata_acpi_gtm *stm);
int ata_acpi_gtm(struct ata_port *ap, struct ata_acpi_gtm *stm);
+unsigned long ata_acpi_gtm_xfermask(struct ata_device *dev,
+ const struct ata_acpi_gtm *gtm);
+int ata_acpi_cbl_80wire(struct ata_port *ap, const struct ata_acpi_gtm *gtm);
#else
static inline const struct ata_acpi_gtm *ata_acpi_init_gtm(struct ata_port *ap)
{
return NULL;
}
-static inline int ata_acpi_cbl_80wire(struct ata_port *ap) { return 0; }
+
+static inline int ata_acpi_stm(const struct ata_port *ap,
+ struct ata_acpi_gtm *stm)
+{
+ return -ENOSYS;
+}
+
+static inline int ata_acpi_gtm(const struct ata_port *ap,
+ struct ata_acpi_gtm *stm)
+{
+ return -ENOSYS;
+}
+
+static inline unsigned int ata_acpi_gtm_xfermask(struct ata_device *dev,
+ const struct ata_acpi_gtm *gtm)
+{
+ return 0;
+}
+
+static inline int ata_acpi_cbl_80wire(struct ata_port *ap,
+ const struct ata_acpi_gtm *gtm)
+{
+ return 0;
+}
#endif
#ifdef CONFIG_PCI
@@ -985,8 +1033,12 @@ extern int ata_pci_init_bmdma(struct ata_host *host);
extern int ata_pci_prepare_sff_host(struct pci_dev *pdev,
const struct ata_port_info * const * ppi,
struct ata_host **r_host);
+extern int ata_pci_activate_sff_host(struct ata_host *host,
+ irq_handler_t irq_handler,
+ struct scsi_host_template *sht);
extern int pci_test_config_bits(struct pci_dev *pdev, const struct pci_bits *bits);
-extern unsigned long ata_pci_default_filter(struct ata_device *, unsigned long);
+extern unsigned long ata_pci_default_filter(struct ata_device *dev,
+ unsigned long xfer_mask);
#endif /* CONFIG_PCI */
/*
@@ -1074,35 +1126,6 @@ extern void ata_port_pbar_desc(struct ata_port *ap, int bar, ssize_t offset,
const char *name);
#endif
-/*
- * qc helpers
- */
-static inline struct scatterlist *
-ata_qc_first_sg(struct ata_queued_cmd *qc)
-{
- qc->n_iter = 0;
- if (qc->n_elem)
- return qc->__sg;
- if (qc->pad_len)
- return &qc->pad_sgent;
- return NULL;
-}
-
-static inline struct scatterlist *
-ata_qc_next_sg(struct scatterlist *sg, struct ata_queued_cmd *qc)
-{
- if (sg == &qc->pad_sgent)
- return NULL;
- if (++qc->n_iter < qc->n_elem)
- return sg_next(sg);
- if (qc->pad_len)
- return &qc->pad_sgent;
- return NULL;
-}
-
-#define ata_for_each_sg(sg, qc) \
- for (sg = ata_qc_first_sg(qc); sg; sg = ata_qc_next_sg(sg, qc))
-
static inline unsigned int ata_tag_valid(unsigned int tag)
{
return (tag < ATA_MAX_QUEUE) ? 1 : 0;
@@ -1337,15 +1360,17 @@ static inline void ata_tf_init(struct ata_device *dev, struct ata_taskfile *tf)
static inline void ata_qc_reinit(struct ata_queued_cmd *qc)
{
qc->dma_dir = DMA_NONE;
- qc->__sg = NULL;
+ qc->sg = NULL;
qc->flags = 0;
qc->cursg = NULL;
qc->cursg_ofs = 0;
- qc->nbytes = qc->curbytes = 0;
+ qc->nbytes = qc->raw_nbytes = qc->curbytes = 0;
qc->n_elem = 0;
+ qc->mapped_n_elem = 0;
qc->n_iter = 0;
qc->err_mask = 0;
qc->pad_len = 0;
+ qc->last_sg = NULL;
qc->sect_size = ATA_SECT_SIZE;
ata_tf_init(qc->dev, &qc->tf);
@@ -1362,6 +1387,27 @@ static inline int ata_try_flush_cache(const struct ata_device *dev)
ata_id_has_flush_ext(dev->id);
}
+static inline int atapi_cmd_type(u8 opcode)
+{
+ switch (opcode) {
+ case GPCMD_READ_10:
+ case GPCMD_READ_12:
+ return ATAPI_READ;
+
+ case GPCMD_WRITE_10:
+ case GPCMD_WRITE_12:
+ case GPCMD_WRITE_AND_VERIFY_10:
+ return ATAPI_WRITE;
+
+ case GPCMD_READ_CD:
+ case GPCMD_READ_CD_MSF:
+ return ATAPI_READ_CD;
+
+ default:
+ return ATAPI_MISC;
+ }
+}
+
static inline unsigned int ac_err_mask(u8 status)
{
if (status & (ATA_BUSY | ATA_DRQ))
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 7f2215139e9a..1fbd0256e86b 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -2066,6 +2066,9 @@
#define PCI_VENDOR_ID_NETCELL 0x169c
#define PCI_DEVICE_ID_REVOLUTION 0x0044
+#define PCI_VENDOR_ID_CENATEK 0x16CA
+#define PCI_DEVICE_ID_CENATEK_IDE 0x0001
+
#define PCI_VENDOR_ID_VITESSE 0x1725
#define PCI_DEVICE_ID_VITESSE_VSC7174 0x7174
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-02 18:54:49 +0000