}
}
+int ata_scsi_device_resume(struct scsi_device *sdev)
+{
+ struct ata_port *ap = (struct ata_port *) &sdev->host->hostdata[0];
+ struct ata_device *dev = &ap->device[sdev->id];
+
+ return ata_device_resume(ap, dev);
+}
+
+int ata_scsi_device_suspend(struct scsi_device *sdev)
+{
+ struct ata_port *ap = (struct ata_port *) &sdev->host->hostdata[0];
+ struct ata_device *dev = &ap->device[sdev->id];
+
+ return ata_device_suspend(ap, dev);
+}
+
/**
* ata_to_sense_error - convert ATA error to SCSI error
* @id: ATA device number
if (dev->flags & ATA_DFLAG_LBA) {
tf->flags |= ATA_TFLAG_LBA;
- if (dev->flags & ATA_DFLAG_LBA48) {
- if (n_block > (64 * 1024))
- goto invalid_fld;
+ if (lba_28_ok(block, n_block)) {
+ /* use LBA28 */
+ tf->command = ATA_CMD_VERIFY;
+ tf->device |= (block >> 24) & 0xf;
+ } else if (lba_48_ok(block, n_block)) {
+ if (!(dev->flags & ATA_DFLAG_LBA48))
+ goto out_of_range;
/* use LBA48 */
tf->flags |= ATA_TFLAG_LBA48;
tf->hob_lbah = (block >> 40) & 0xff;
tf->hob_lbam = (block >> 32) & 0xff;
tf->hob_lbal = (block >> 24) & 0xff;
- } else {
- if (n_block > 256)
- goto invalid_fld;
-
- /* use LBA28 */
- tf->command = ATA_CMD_VERIFY;
-
- tf->device |= (block >> 24) & 0xf;
- }
+ } else
+ /* request too large even for LBA48 */
+ goto out_of_range;
tf->nsect = n_block & 0xff;
/* CHS */
u32 sect, head, cyl, track;
- if (n_block > 256)
- goto invalid_fld;
+ if (!lba_28_ok(block, n_block))
+ goto out_of_range;
/* Convert LBA to CHS */
track = (u32)block / dev->sectors;
scsicmd[0] == WRITE_16)
tf->flags |= ATA_TFLAG_WRITE;
- /* Calculate the SCSI LBA and transfer length. */
+ /* Calculate the SCSI LBA, transfer length and FUA. */
switch (scsicmd[0]) {
case READ_10:
case WRITE_10:
scsi_10_lba_len(scsicmd, &block, &n_block);
+ if (unlikely(scsicmd[1] & (1 << 3)))
+ tf->flags |= ATA_TFLAG_FUA;
break;
case READ_6:
case WRITE_6:
case READ_16:
case WRITE_16:
scsi_16_lba_len(scsicmd, &block, &n_block);
+ if (unlikely(scsicmd[1] & (1 << 3)))
+ tf->flags |= ATA_TFLAG_FUA;
break;
default:
DPRINTK("no-byte command\n");
if (dev->flags & ATA_DFLAG_LBA) {
tf->flags |= ATA_TFLAG_LBA;
- if (dev->flags & ATA_DFLAG_LBA48) {
- /* The request -may- be too large for LBA48. */
- if ((block >> 48) || (n_block > 65536))
+ if (lba_28_ok(block, n_block)) {
+ /* use LBA28 */
+ tf->device |= (block >> 24) & 0xf;
+ } else if (lba_48_ok(block, n_block)) {
+ if (!(dev->flags & ATA_DFLAG_LBA48))
goto out_of_range;
/* use LBA48 */
tf->hob_lbah = (block >> 40) & 0xff;
tf->hob_lbam = (block >> 32) & 0xff;
tf->hob_lbal = (block >> 24) & 0xff;
- } else {
- /* use LBA28 */
-
- /* The request -may- be too large for LBA28. */
- if ((block >> 28) || (n_block > 256))
- goto out_of_range;
-
- tf->device |= (block >> 24) & 0xf;
- }
+ } else
+ /* request too large even for LBA48 */
+ goto out_of_range;
- ata_rwcmd_protocol(qc);
+ if (unlikely(ata_rwcmd_protocol(qc) < 0))
+ goto invalid_fld;
qc->nsect = n_block;
tf->nsect = n_block & 0xff;
u32 sect, head, cyl, track;
/* The request -may- be too large for CHS addressing. */
- if ((block >> 28) || (n_block > 256))
+ if (!lba_28_ok(block, n_block))
goto out_of_range;
- ata_rwcmd_protocol(qc);
+ if (unlikely(ata_rwcmd_protocol(qc) < 0))
+ goto invalid_fld;
/* Convert LBA to CHS */
track = (u32)block / dev->sectors;
unsigned int ata_scsiop_mode_sense(struct ata_scsi_args *args, u8 *rbuf,
unsigned int buflen)
{
+ struct ata_device *dev = args->dev;
u8 *scsicmd = args->cmd->cmnd, *p, *last;
const u8 sat_blk_desc[] = {
0, 0, 0, 0, /* number of blocks: sat unspecified */
};
u8 pg, spg;
unsigned int ebd, page_control, six_byte, output_len, alloc_len, minlen;
+ u8 dpofua;
VPRINTK("ENTER\n");
if (minlen < 1)
return 0;
+
+ dpofua = 0;
+ if (ata_id_has_fua(args->id) && dev->flags & ATA_DFLAG_LBA48 &&
+ (!(dev->flags & ATA_DFLAG_PIO) || dev->multi_count))
+ dpofua = 1 << 4;
+
if (six_byte) {
output_len--;
rbuf[0] = output_len;
+ if (minlen > 2)
+ rbuf[2] |= dpofua;
if (ebd) {
if (minlen > 3)
rbuf[3] = sizeof(sat_blk_desc);
rbuf[0] = output_len >> 8;
if (minlen > 1)
rbuf[1] = output_len;
+ if (minlen > 3)
+ rbuf[3] |= dpofua;
if (ebd) {
if (minlen > 7)
rbuf[7] = sizeof(sat_blk_desc);
if (xlat_func)
ata_scsi_translate(ap, dev, cmd, done, xlat_func);
else
- ata_scsi_simulate(dev->id, cmd, done);
+ ata_scsi_simulate(ap, dev, cmd, done);
} else
ata_scsi_translate(ap, dev, cmd, done, atapi_xlat);
* spin_lock_irqsave(host_set lock)
*/
-void ata_scsi_simulate(u16 *id,
+void ata_scsi_simulate(struct ata_port *ap, struct ata_device *dev,
struct scsi_cmnd *cmd,
void (*done)(struct scsi_cmnd *))
{
struct ata_scsi_args args;
const u8 *scsicmd = cmd->cmnd;
- args.id = id;
+ args.ap = ap;
+ args.dev = dev;
+ args.id = dev->id;
args.cmd = cmd;
args.done = done;