#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
/* 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 */
PORT_DISABLED = 2,
/* encoding various smaller bitmaps into a single
- * unsigned int bitmap
+ * unsigned long bitmap
*/
ATA_NR_PIO_MODES = 7,
ATA_NR_MWDMA_MODES = 5,
ATA_SHIFT_MWDMA = ATA_SHIFT_PIO + ATA_NR_PIO_MODES,
ATA_SHIFT_UDMA = ATA_SHIFT_MWDMA + ATA_NR_MWDMA_MODES,
- ATA_MASK_PIO = ((1 << ATA_NR_PIO_MODES) - 1)
- << ATA_SHIFT_PIO,
- ATA_MASK_MWDMA = ((1 << ATA_NR_MWDMA_MODES) - 1)
- << ATA_SHIFT_MWDMA,
- ATA_MASK_UDMA = ((1 << ATA_NR_UDMA_MODES) - 1)
- << ATA_SHIFT_UDMA,
-
/* size of buffer to pad xfers ending on unaligned boundaries */
ATA_DMA_PAD_SZ = 4,
ATA_DMA_PAD_BUF_SZ = ATA_DMA_PAD_SZ * ATA_MAX_QUEUE,
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 {
struct scatterlist sgent;
struct scatterlist pad_sgent;
- void *buf_virt;
/* DO NOT iterate over __sg manually, use ata_for_each_sg() */
struct scatterlist *__sg;
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 */
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);
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 int ata_pack_xfermask(unsigned int pio_mask,
- unsigned int mwdma_mask, unsigned int udma_mask);
-extern void ata_unpack_xfermask(unsigned int xfer_mask, unsigned int *pio_mask,
- unsigned int *mwdma_mask, unsigned int *udma_mask);
-extern u8 ata_xfer_mask2mode(unsigned int xfer_mask);
-extern unsigned int ata_xfer_mode2mask(u8 xfer_mode);
-extern int ata_xfer_mode2shift(unsigned int xfer_mode);
-extern const char *ata_mode_string(unsigned int xfer_mask);
-extern unsigned int ata_id_xfermask(const u16 *id);
+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);
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);
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);
/*
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),
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
const struct ata_port_info * const * ppi,
struct ata_host **r_host);
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 */
/*
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))