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Merge branch 'for-4.11/next' into for-4.11/linus-merge

Browse source 
Signed-off-by: Jens Axboe <[email protected]>
This commit is contained in:
Jens Axboe 2017-02-17 14:08:19 -07:00
commit 818551e2b2
171 changed files with 2494 additions and 2850 deletions
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1
drivers/ide/Kconfig
View file

@ -10,6 +10,7 @@ menuconfig IDE
tristate "ATA/ATAPI/MFM/RLL support (DEPRECATED)"
depends on HAVE_IDE
depends on BLOCK
select BLK_SCSI_REQUEST
---help---
If you say Y here, your kernel will be able to manage ATA/(E)IDE and
ATAPI units. The most common cases are IDE hard drives and ATAPI

80
drivers/ide/ide-atapi.c
View file

@ -92,8 +92,9 @@ int ide_queue_pc_tail(ide_drive_t *drive, struct gendisk *disk,
struct request *rq;
int error;
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_MISC;
rq->special = (char *)pc;
if (buf && bufflen) {
@ -103,9 +104,9 @@ int ide_queue_pc_tail(ide_drive_t *drive, struct gendisk *disk,
goto put_req;
}
memcpy(rq->cmd, pc->c, 12);
memcpy(scsi_req(rq)->cmd, pc->c, 12);
if (drive->media == ide_tape)
rq->cmd[13] = REQ_IDETAPE_PC1;
scsi_req(rq)->cmd[13] = REQ_IDETAPE_PC1;
error = blk_execute_rq(drive->queue, disk, rq, 0);
put_req:
blk_put_request(rq);
@ -171,7 +172,8 @@ EXPORT_SYMBOL_GPL(ide_create_request_sense_cmd);
void ide_prep_sense(ide_drive_t *drive, struct request *rq)
{
struct request_sense *sense = &drive->sense_data;
struct request *sense_rq = &drive->sense_rq;
struct request *sense_rq = drive->sense_rq;
struct scsi_request *req = scsi_req(sense_rq);
unsigned int cmd_len, sense_len;
int err;
@ -191,12 +193,13 @@ void ide_prep_sense(ide_drive_t *drive, struct request *rq)
BUG_ON(sense_len > sizeof(*sense));
if (rq->cmd_type == REQ_TYPE_ATA_SENSE || drive->sense_rq_armed)
if (ata_sense_request(rq) || drive->sense_rq_armed)
return;
memset(sense, 0, sizeof(*sense));
blk_rq_init(rq->q, sense_rq);
scsi_req_init(sense_rq);
err = blk_rq_map_kern(drive->queue, sense_rq, sense, sense_len,
GFP_NOIO);
@ -208,13 +211,14 @@ void ide_prep_sense(ide_drive_t *drive, struct request *rq)
}
sense_rq->rq_disk = rq->rq_disk;
sense_rq->cmd[0] = GPCMD_REQUEST_SENSE;
sense_rq->cmd[4] = cmd_len;
sense_rq->cmd_type = REQ_TYPE_ATA_SENSE;
sense_rq->cmd_flags = REQ_OP_DRV_IN;
ide_req(sense_rq)->type = ATA_PRIV_SENSE;
sense_rq->rq_flags |= RQF_PREEMPT;
req->cmd[0] = GPCMD_REQUEST_SENSE;
req->cmd[4] = cmd_len;
if (drive->media == ide_tape)
sense_rq->cmd[13] = REQ_IDETAPE_PC1;
req->cmd[13] = REQ_IDETAPE_PC1;
drive->sense_rq_armed = true;
}
@ -229,12 +233,12 @@ int ide_queue_sense_rq(ide_drive_t *drive, void *special)
return -ENOMEM;
}
drive->sense_rq.special = special;
drive->sense_rq->special = special;
drive->sense_rq_armed = false;
drive->hwif->rq = NULL;
elv_add_request(drive->queue, &drive->sense_rq, ELEVATOR_INSERT_FRONT);
elv_add_request(drive->queue, drive->sense_rq, ELEVATOR_INSERT_FRONT);
return 0;
}
EXPORT_SYMBOL_GPL(ide_queue_sense_rq);
@ -247,14 +251,14 @@ EXPORT_SYMBOL_GPL(ide_queue_sense_rq);
void ide_retry_pc(ide_drive_t *drive)
{
struct request *failed_rq = drive->hwif->rq;
struct request *sense_rq = &drive->sense_rq;
struct request *sense_rq = drive->sense_rq;
struct ide_atapi_pc *pc = &drive->request_sense_pc;
(void)ide_read_error(drive);
/* init pc from sense_rq */
ide_init_pc(pc);
memcpy(pc->c, sense_rq->cmd, 12);
memcpy(pc->c, scsi_req(sense_rq)->cmd, 12);
if (drive->media == ide_tape)
drive->atapi_flags |= IDE_AFLAG_IGNORE_DSC;
@ -286,7 +290,7 @@ int ide_cd_expiry(ide_drive_t *drive)
* commands/drives support that. Let ide_timer_expiry keep polling us
* for these.
*/
switch (rq->cmd[0]) {
switch (scsi_req(rq)->cmd[0]) {
case GPCMD_BLANK:
case GPCMD_FORMAT_UNIT:
case GPCMD_RESERVE_RZONE_TRACK:
@ -297,7 +301,7 @@ int ide_cd_expiry(ide_drive_t *drive)
default:
if (!(rq->rq_flags & RQF_QUIET))
printk(KERN_INFO PFX "cmd 0x%x timed out\n",
rq->cmd[0]);
scsi_req(rq)->cmd[0]);
wait = 0;
break;
}
@ -307,15 +311,21 @@ EXPORT_SYMBOL_GPL(ide_cd_expiry);
int ide_cd_get_xferlen(struct request *rq)
{
switch (rq->cmd_type) {
case REQ_TYPE_FS:
return 32768;
case REQ_TYPE_ATA_SENSE:
case REQ_TYPE_BLOCK_PC:
case REQ_TYPE_ATA_PC:
return blk_rq_bytes(rq);
switch (req_op(rq)) {
default:
return 0;
return 32768;
case REQ_OP_SCSI_IN:
case REQ_OP_SCSI_OUT:
return blk_rq_bytes(rq);
case REQ_OP_DRV_IN:
case REQ_OP_DRV_OUT:
switch (ide_req(rq)->type) {
case ATA_PRIV_PC:
case ATA_PRIV_SENSE:
return blk_rq_bytes(rq);
default:
return 0;
}
}
}
EXPORT_SYMBOL_GPL(ide_cd_get_xferlen);
@ -374,7 +384,7 @@ int ide_check_ireason(ide_drive_t *drive, struct request *rq, int len,
drive->name, __func__, ireason);
}
if (dev_is_idecd(drive) && rq->cmd_type == REQ_TYPE_ATA_PC)
if (dev_is_idecd(drive) && ata_pc_request(rq))
rq->rq_flags |= RQF_FAILED;
return 1;
@ -420,7 +430,7 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
? "write" : "read");
pc->flags |= PC_FLAG_DMA_ERROR;
} else
rq->resid_len = 0;
scsi_req(rq)->resid_len = 0;
debug_log("%s: DMA finished\n", drive->name);
}
@ -436,7 +446,7 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
local_irq_enable_in_hardirq();
if (drive->media == ide_tape &&
(stat & ATA_ERR) && rq->cmd[0] == REQUEST_SENSE)
(stat & ATA_ERR) && scsi_req(rq)->cmd[0] == REQUEST_SENSE)
stat &= ~ATA_ERR;
if ((stat & ATA_ERR) || (pc->flags & PC_FLAG_DMA_ERROR)) {
@ -446,7 +456,7 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
if (drive->media != ide_tape)
pc->rq->errors++;
if (rq->cmd[0] == REQUEST_SENSE) {
if (scsi_req(rq)->cmd[0] == REQUEST_SENSE) {
printk(KERN_ERR PFX "%s: I/O error in request "
"sense command\n", drive->name);
return ide_do_reset(drive);
@ -477,12 +487,12 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
if (uptodate == 0)
drive->failed_pc = NULL;
if (rq->cmd_type == REQ_TYPE_DRV_PRIV) {
if (ata_misc_request(rq)) {
rq->errors = 0;
error = 0;
} else {
if (rq->cmd_type != REQ_TYPE_FS && uptodate <= 0) {
if (blk_rq_is_passthrough(rq) && uptodate <= 0) {
if (rq->errors == 0)
rq->errors = -EIO;
}
@ -512,7 +522,7 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
ide_pio_bytes(drive, cmd, write, done);
/* Update transferred byte count */
rq->resid_len -= done;
scsi_req(rq)->resid_len -= done;
bcount -= done;
@ -520,7 +530,7 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
ide_pad_transfer(drive, write, bcount);
debug_log("[cmd %x] transferred %d bytes, padded %d bytes, resid: %u\n",
rq->cmd[0], done, bcount, rq->resid_len);
rq->cmd[0], done, bcount, scsi_req(rq)->resid_len);
/* And set the interrupt handler again */
ide_set_handler(drive, ide_pc_intr, timeout);
@ -603,7 +613,7 @@ static ide_startstop_t ide_transfer_pc(ide_drive_t *drive)
if (dev_is_idecd(drive)) {
/* ATAPI commands get padded out to 12 bytes minimum */
cmd_len = COMMAND_SIZE(rq->cmd[0]);
cmd_len = COMMAND_SIZE(scsi_req(rq)->cmd[0]);
if (cmd_len < ATAPI_MIN_CDB_BYTES)
cmd_len = ATAPI_MIN_CDB_BYTES;
@ -650,7 +660,7 @@ static ide_startstop_t ide_transfer_pc(ide_drive_t *drive)
/* Send the actual packet */
if ((drive->atapi_flags & IDE_AFLAG_ZIP_DRIVE) == 0)
hwif->tp_ops->output_data(drive, NULL, rq->cmd, cmd_len);
hwif->tp_ops->output_data(drive, NULL, scsi_req(rq)->cmd, cmd_len);
/* Begin DMA, if necessary */
if (dev_is_idecd(drive)) {
@ -695,7 +705,7 @@ ide_startstop_t ide_issue_pc(ide_drive_t *drive, struct ide_cmd *cmd)
bytes, 63 * 1024));
/* We haven't transferred any data yet */
rq->resid_len = bcount;
scsi_req(rq)->resid_len = bcount;
if (pc->flags & PC_FLAG_DMA_ERROR) {
pc->flags &= ~PC_FLAG_DMA_ERROR;

190
drivers/ide/ide-cd.c
View file

@ -121,7 +121,7 @@ static int cdrom_log_sense(ide_drive_t *drive, struct request *rq)
* don't log START_STOP unit with LoEj set, since we cannot
* reliably check if drive can auto-close
*/
if (rq->cmd[0] == GPCMD_START_STOP_UNIT && sense->asc == 0x24)
if (scsi_req(rq)->cmd[0] == GPCMD_START_STOP_UNIT && sense->asc == 0x24)
break;
log = 1;
break;
@ -163,7 +163,7 @@ static void cdrom_analyze_sense_data(ide_drive_t *drive,
* toc has not been recorded yet, it will fail with 05/24/00 (which is a
* confusing error)
*/
if (failed_command && failed_command->cmd[0] == GPCMD_READ_TOC_PMA_ATIP)
if (failed_command && scsi_req(failed_command)->cmd[0] == GPCMD_READ_TOC_PMA_ATIP)
if (sense->sense_key == 0x05 && sense->asc == 0x24)
return;
@ -176,7 +176,7 @@ static void cdrom_analyze_sense_data(ide_drive_t *drive,
if (!sense->valid)
break;
if (failed_command == NULL ||
failed_command->cmd_type != REQ_TYPE_FS)
blk_rq_is_passthrough(failed_command))
break;
sector = (sense->information[0] << 24) |
(sense->information[1] << 16) |
@ -210,7 +210,7 @@ static void cdrom_analyze_sense_data(ide_drive_t *drive,
static void ide_cd_complete_failed_rq(ide_drive_t *drive, struct request *rq)
{
/*
* For REQ_TYPE_ATA_SENSE, "rq->special" points to the original
* For ATA_PRIV_SENSE, "rq->special" points to the original
* failed request. Also, the sense data should be read
* directly from rq which might be different from the original
* sense buffer if it got copied during mapping.
@ -219,15 +219,12 @@ static void ide_cd_complete_failed_rq(ide_drive_t *drive, struct request *rq)
void *sense = bio_data(rq->bio);
if (failed) {
if (failed->sense) {
/*
* Sense is always read into drive->sense_data.
* Copy back if the failed request has its
* sense pointer set.
*/
memcpy(failed->sense, sense, 18);
failed->sense_len = rq->sense_len;
}
/*
* Sense is always read into drive->sense_data, copy back to the
* original request.
*/
memcpy(scsi_req(failed)->sense, sense, 18);
scsi_req(failed)->sense_len = scsi_req(rq)->sense_len;
cdrom_analyze_sense_data(drive, failed);
if (ide_end_rq(drive, failed, -EIO, blk_rq_bytes(failed)))
@ -285,7 +282,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
"stat 0x%x",
rq->cmd[0], rq->cmd_type, err, stat);
if (rq->cmd_type == REQ_TYPE_ATA_SENSE) {
if (ata_sense_request(rq)) {
/*
* We got an error trying to get sense info from the drive
* (probably while trying to recover from a former error).
@ -296,7 +293,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
}
/* if we have an error, pass CHECK_CONDITION as the SCSI status byte */
if (rq->cmd_type == REQ_TYPE_BLOCK_PC && !rq->errors)
if (blk_rq_is_scsi(rq) && !rq->errors)
rq->errors = SAM_STAT_CHECK_CONDITION;
if (blk_noretry_request(rq))
@ -304,13 +301,13 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
switch (sense_key) {
case NOT_READY:
if (rq->cmd_type == REQ_TYPE_FS && rq_data_dir(rq) == WRITE) {
if (req_op(rq) == REQ_OP_WRITE) {
if (ide_cd_breathe(drive, rq))
return 1;
} else {
cdrom_saw_media_change(drive);
if (rq->cmd_type == REQ_TYPE_FS &&
if (!blk_rq_is_passthrough(rq) &&
!(rq->rq_flags & RQF_QUIET))
printk(KERN_ERR PFX "%s: tray open\n",
drive->name);
@ -320,7 +317,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
case UNIT_ATTENTION:
cdrom_saw_media_change(drive);
if (rq->cmd_type != REQ_TYPE_FS)
if (blk_rq_is_passthrough(rq))
return 0;
/*
@ -338,7 +335,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
*
* cdrom_log_sense() knows this!
*/
if (rq->cmd[0] == GPCMD_START_STOP_UNIT)
if (scsi_req(rq)->cmd[0] == GPCMD_START_STOP_UNIT)
break;
/* fall-through */
case DATA_PROTECT:
@ -368,7 +365,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
do_end_request = 1;
break;
default:
if (rq->cmd_type != REQ_TYPE_FS)
if (blk_rq_is_passthrough(rq))
break;
if (err & ~ATA_ABORTED) {
/* go to the default handler for other errors */
@ -379,7 +376,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
do_end_request = 1;
}
if (rq->cmd_type != REQ_TYPE_FS) {
if (blk_rq_is_passthrough(rq)) {
rq->rq_flags |= RQF_FAILED;
do_end_request = 1;
}
@ -414,7 +411,7 @@ static void ide_cd_request_sense_fixup(ide_drive_t *drive, struct ide_cmd *cmd)
* Some of the trailing request sense fields are optional,
* and some drives don't send them. Sigh.
*/
if (rq->cmd[0] == GPCMD_REQUEST_SENSE &&
if (scsi_req(rq)->cmd[0] == GPCMD_REQUEST_SENSE &&
cmd->nleft > 0 && cmd->nleft <= 5)
cmd->nleft = 0;
}
@ -425,12 +422,8 @@ int ide_cd_queue_pc(ide_drive_t *drive, const unsigned char *cmd,
req_flags_t rq_flags)
{
struct cdrom_info *info = drive->driver_data;
struct request_sense local_sense;
int retries = 10;
req_flags_t flags = 0;
if (!sense)
sense = &local_sense;
bool failed;
ide_debug_log(IDE_DBG_PC, "cmd[0]: 0x%x, write: 0x%x, timeout: %d, "
"rq_flags: 0x%x",
@ -440,12 +433,13 @@ int ide_cd_queue_pc(ide_drive_t *drive, const unsigned char *cmd,
do {
struct request *rq;
int error;
bool delay = false;
rq = blk_get_request(drive->queue, write, __GFP_RECLAIM);
memcpy(rq->cmd, cmd, BLK_MAX_CDB);
rq->cmd_type = REQ_TYPE_ATA_PC;
rq->sense = sense;
rq = blk_get_request(drive->queue,
write ? REQ_OP_DRV_OUT : REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
memcpy(scsi_req(rq)->cmd, cmd, BLK_MAX_CDB);
ide_req(rq)->type = ATA_PRIV_PC;
rq->rq_flags |= rq_flags;
rq->timeout = timeout;
if (buffer) {
@ -460,21 +454,21 @@ int ide_cd_queue_pc(ide_drive_t *drive, const unsigned char *cmd,
error = blk_execute_rq(drive->queue, info->disk, rq, 0);
if (buffer)
*bufflen = rq->resid_len;
flags = rq->rq_flags;
blk_put_request(rq);
*bufflen = scsi_req(rq)->resid_len;
if (sense)
memcpy(sense, scsi_req(rq)->sense, sizeof(*sense));
/*
* FIXME: we should probably abort/retry or something in case of
* failure.
*/
if (flags & RQF_FAILED) {
failed = (rq->rq_flags & RQF_FAILED) != 0;
if (failed) {
/*
* The request failed. Retry if it was due to a unit
* attention status (usually means media was changed).
*/
struct request_sense *reqbuf = sense;
struct request_sense *reqbuf = scsi_req(rq)->sense;
if (reqbuf->sense_key == UNIT_ATTENTION)
cdrom_saw_media_change(drive);
@ -485,19 +479,20 @@ int ide_cd_queue_pc(ide_drive_t *drive, const unsigned char *cmd,
* a disk. Retry, but wait a little to give
* the drive time to complete the load.
*/
ssleep(2);
delay = true;
} else {
/* otherwise, don't retry */
retries = 0;
}
--retries;
}
/* end of retry loop */
} while ((flags & RQF_FAILED) && retries >= 0);
blk_put_request(rq);
if (delay)
ssleep(2);
} while (failed && retries >= 0);
/* return an error if the command failed */
return (flags & RQF_FAILED) ? -EIO : 0;
return failed ? -EIO : 0;
}
/*
@ -526,7 +521,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
ide_expiry_t *expiry = NULL;
int dma_error = 0, dma, thislen, uptodate = 0;
int write = (rq_data_dir(rq) == WRITE) ? 1 : 0, rc = 0;
int sense = (rq->cmd_type == REQ_TYPE_ATA_SENSE);
int sense = ata_sense_request(rq);
unsigned int timeout;
u16 len;
u8 ireason, stat;
@ -569,7 +564,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
ide_read_bcount_and_ireason(drive, &len, &ireason);
thislen = (rq->cmd_type == REQ_TYPE_FS) ? len : cmd->nleft;
thislen = !blk_rq_is_passthrough(rq) ? len : cmd->nleft;
if (thislen > len)
thislen = len;
@ -578,7 +573,8 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
/* If DRQ is clear, the command has completed. */
if ((stat & ATA_DRQ) == 0) {
if (rq->cmd_type == REQ_TYPE_FS) {
switch (req_op(rq)) {
default:
/*
* If we're not done reading/writing, complain.
* Otherwise, complete the command normally.
@ -592,7 +588,9 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
rq->rq_flags |= RQF_FAILED;
uptodate = 0;
}
} else if (rq->cmd_type != REQ_TYPE_BLOCK_PC) {
goto out_end;
case REQ_OP_DRV_IN:
case REQ_OP_DRV_OUT:
ide_cd_request_sense_fixup(drive, cmd);
uptodate = cmd->nleft ? 0 : 1;
@ -608,8 +606,11 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
if (!uptodate)
rq->rq_flags |= RQF_FAILED;
goto out_end;
case REQ_OP_SCSI_IN:
case REQ_OP_SCSI_OUT:
goto out_end;
}
goto out_end;
}
rc = ide_check_ireason(drive, rq, len, ireason, write);
@ -636,12 +637,12 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
len -= blen;
if (sense && write == 0)
rq->sense_len += blen;
scsi_req(rq)->sense_len += blen;
}
/* pad, if necessary */
if (len > 0) {
if (rq->cmd_type != REQ_TYPE_FS || write == 0)
if (blk_rq_is_passthrough(rq) || write == 0)
ide_pad_transfer(drive, write, len);
else {
printk(KERN_ERR PFX "%s: confused, missing data\n",
@ -650,12 +651,18 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
}
}
if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
switch (req_op(rq)) {
case REQ_OP_SCSI_IN:
case REQ_OP_SCSI_OUT:
timeout = rq->timeout;
} else {
break;
case REQ_OP_DRV_IN:
case REQ_OP_DRV_OUT:
expiry = ide_cd_expiry;
/*FALLTHRU*/
default:
timeout = ATAPI_WAIT_PC;
if (rq->cmd_type != REQ_TYPE_FS)
expiry = ide_cd_expiry;
break;
}
hwif->expiry = expiry;
@ -663,15 +670,15 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
return ide_started;
out_end:
if (rq->cmd_type == REQ_TYPE_BLOCK_PC && rc == 0) {
rq->resid_len = 0;
if (blk_rq_is_scsi(rq) && rc == 0) {
scsi_req(rq)->resid_len = 0;
blk_end_request_all(rq, 0);
hwif->rq = NULL;
} else {
if (sense && uptodate)
ide_cd_complete_failed_rq(drive, rq);
if (rq->cmd_type == REQ_TYPE_FS) {
if (!blk_rq_is_passthrough(rq)) {
if (cmd->nleft == 0)
uptodate = 1;
} else {
@ -684,10 +691,10 @@ out_end:
return ide_stopped;
/* make sure it's fully ended */
if (rq->cmd_type != REQ_TYPE_FS) {
rq->resid_len -= cmd->nbytes - cmd->nleft;
if (blk_rq_is_passthrough(rq)) {
scsi_req(rq)->resid_len -= cmd->nbytes - cmd->nleft;
if (uptodate == 0 && (cmd->tf_flags & IDE_TFLAG_WRITE))
rq->resid_len += cmd->last_xfer_len;
scsi_req(rq)->resid_len += cmd->last_xfer_len;
}
ide_complete_rq(drive, uptodate ? 0 : -EIO, blk_rq_bytes(rq));
@ -744,7 +751,7 @@ static void cdrom_do_block_pc(ide_drive_t *drive, struct request *rq)
ide_debug_log(IDE_DBG_PC, "rq->cmd[0]: 0x%x, rq->cmd_type: 0x%x",
rq->cmd[0], rq->cmd_type);
if (rq->cmd_type == REQ_TYPE_BLOCK_PC)
if (blk_rq_is_scsi(rq))
rq->rq_flags |= RQF_QUIET;
else
rq->rq_flags &= ~RQF_FAILED;
@ -786,25 +793,31 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
if (drive->debug_mask & IDE_DBG_RQ)
blk_dump_rq_flags(rq, "ide_cd_do_request");
switch (rq->cmd_type) {
case REQ_TYPE_FS:
switch (req_op(rq)) {
default:
if (cdrom_start_rw(drive, rq) == ide_stopped)
goto out_end;
break;
case REQ_TYPE_ATA_SENSE:
case REQ_TYPE_BLOCK_PC:
case REQ_TYPE_ATA_PC:
case REQ_OP_SCSI_IN:
case REQ_OP_SCSI_OUT:
handle_pc:
if (!rq->timeout)
rq->timeout = ATAPI_WAIT_PC;
cdrom_do_block_pc(drive, rq);
break;
case REQ_TYPE_DRV_PRIV:
/* right now this can only be a reset... */
uptodate = 1;
goto out_end;
default:
BUG();
case REQ_OP_DRV_IN:
case REQ_OP_DRV_OUT:
switch (ide_req(rq)->type) {
case ATA_PRIV_MISC:
/* right now this can only be a reset... */
uptodate = 1;
goto out_end;
case ATA_PRIV_SENSE:
case ATA_PRIV_PC:
goto handle_pc;
default:
BUG();
}
}
/* prepare sense request for this command */
@ -817,7 +830,7 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
cmd.rq = rq;
if (rq->cmd_type == REQ_TYPE_FS || blk_rq_bytes(rq)) {
if (!blk_rq_is_passthrough(rq) || blk_rq_bytes(rq)) {
ide_init_sg_cmd(&cmd, blk_rq_bytes(rq));
ide_map_sg(drive, &cmd);
}
@ -1312,28 +1325,29 @@ static int ide_cdrom_prep_fs(struct request_queue *q, struct request *rq)
int hard_sect = queue_logical_block_size(q);
long block = (long)blk_rq_pos(rq) / (hard_sect >> 9);
unsigned long blocks = blk_rq_sectors(rq) / (hard_sect >> 9);
struct scsi_request *req = scsi_req(rq);
memset(rq->cmd, 0, BLK_MAX_CDB);
memset(req->cmd, 0, BLK_MAX_CDB);
if (rq_data_dir(rq) == READ)
rq->cmd[0] = GPCMD_READ_10;
req->cmd[0] = GPCMD_READ_10;
else
rq->cmd[0] = GPCMD_WRITE_10;
req->cmd[0] = GPCMD_WRITE_10;
/*
* fill in lba
*/
rq->cmd[2] = (block >> 24) & 0xff;
rq->cmd[3] = (block >> 16) & 0xff;
rq->cmd[4] = (block >> 8) & 0xff;
rq->cmd[5] = block & 0xff;
req->cmd[2] = (block >> 24) & 0xff;
req->cmd[3] = (block >> 16) & 0xff;
req->cmd[4] = (block >> 8) & 0xff;
req->cmd[5] = block & 0xff;
/*
* and transfer length
*/
rq->cmd[7] = (blocks >> 8) & 0xff;
rq->cmd[8] = blocks & 0xff;
rq->cmd_len = 10;
req->cmd[7] = (blocks >> 8) & 0xff;
req->cmd[8] = blocks & 0xff;
req->cmd_len = 10;
return BLKPREP_OK;
}
@ -1343,7 +1357,7 @@ static int ide_cdrom_prep_fs(struct request_queue *q, struct request *rq)
*/
static int ide_cdrom_prep_pc(struct request *rq)
{
u8 *c = rq->cmd;
u8 *c = scsi_req(rq)->cmd;
/* transform 6-byte read/write commands to the 10-byte version */
if (c[0] == READ_6 || c[0] == WRITE_6) {
@ -1354,7 +1368,7 @@ static int ide_cdrom_prep_pc(struct request *rq)
c[2] = 0;
c[1] &= 0xe0;
c[0] += (READ_10 - READ_6);
rq->cmd_len = 10;
scsi_req(rq)->cmd_len = 10;
return BLKPREP_OK;
}
@ -1373,9 +1387,9 @@ static int ide_cdrom_prep_pc(struct request *rq)
static int ide_cdrom_prep_fn(struct request_queue *q, struct request *rq)
{
if (rq->cmd_type == REQ_TYPE_FS)
if (!blk_rq_is_passthrough(rq))
return ide_cdrom_prep_fs(q, rq);
else if (rq->cmd_type == REQ_TYPE_BLOCK_PC)
else if (blk_rq_is_scsi(rq))
return ide_cdrom_prep_pc(rq);
return 0;

5
drivers/ide/ide-cd_ioctl.c
View file

@ -303,8 +303,9 @@ int ide_cdrom_reset(struct cdrom_device_info *cdi)
struct request *rq;
int ret;
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_MISC;
rq->rq_flags = RQF_QUIET;
ret = blk_execute_rq(drive->queue, cd->disk, rq, 0);
blk_put_request(rq);

6
drivers/ide/ide-cd_verbose.c
View file

@ -315,12 +315,12 @@ void ide_cd_log_error(const char *name, struct request *failed_command,
while (hi > lo) {
mid = (lo + hi) / 2;
if (packet_command_texts[mid].packet_command ==
failed_command->cmd[0]) {
scsi_req(failed_command)->cmd[0]) {
s = packet_command_texts[mid].text;
break;
}
if (packet_command_texts[mid].packet_command >
failed_command->cmd[0])
scsi_req(failed_command)->cmd[0])
hi = mid;
else
lo = mid + 1;
@ -329,7 +329,7 @@ void ide_cd_log_error(const char *name, struct request *failed_command,
printk(KERN_ERR " The failed \"%s\" packet command "
"was: \n \"", s);
for (i = 0; i < BLK_MAX_CDB; i++)
printk(KERN_CONT "%02x ", failed_command->cmd[i]);
printk(KERN_CONT "%02x ", scsi_req(failed_command)->cmd[i]);
printk(KERN_CONT "\"\n");
}

13
drivers/ide/ide-devsets.c
View file

@ -165,11 +165,12 @@ int ide_devset_execute(ide_drive_t *drive, const struct ide_devset *setting,
if (!(setting->flags & DS_SYNC))
return setting->set(drive, arg);
rq = blk_get_request(q, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->cmd_len = 5;
rq->cmd[0] = REQ_DEVSET_EXEC;
*(int *)&rq->cmd[1] = arg;
rq = blk_get_request(q, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_MISC;
scsi_req(rq)->cmd_len = 5;
scsi_req(rq)->cmd[0] = REQ_DEVSET_EXEC;
*(int *)&scsi_req(rq)->cmd[1] = arg;
rq->special = setting->set;
if (blk_execute_rq(q, NULL, rq, 0))
@ -183,7 +184,7 @@ ide_startstop_t ide_do_devset(ide_drive_t *drive, struct request *rq)
{
int err, (*setfunc)(ide_drive_t *, int) = rq->special;
err = setfunc(drive, *(int *)&rq->cmd[1]);
err = setfunc(drive, *(int *)&scsi_req(rq)->cmd[1]);
if (err)
rq->errors = err;
ide_complete_rq(drive, err, blk_rq_bytes(rq));

12
drivers/ide/ide-disk.c
View file

@ -184,7 +184,7 @@ static ide_startstop_t ide_do_rw_disk(ide_drive_t *drive, struct request *rq,
ide_hwif_t *hwif = drive->hwif;
BUG_ON(drive->dev_flags & IDE_DFLAG_BLOCKED);
BUG_ON(rq->cmd_type != REQ_TYPE_FS);
BUG_ON(blk_rq_is_passthrough(rq));
ledtrig_disk_activity();
@ -452,8 +452,9 @@ static int idedisk_prep_fn(struct request_queue *q, struct request *rq)
cmd->valid.out.tf = IDE_VALID_OUT_TF | IDE_VALID_DEVICE;
cmd->tf_flags = IDE_TFLAG_DYN;
cmd->protocol = ATA_PROT_NODATA;
rq->cmd_type = REQ_TYPE_ATA_TASKFILE;
rq->cmd_flags &= ~REQ_OP_MASK;
rq->cmd_flags |= REQ_OP_DRV_OUT;
ide_req(rq)->type = ATA_PRIV_TASKFILE;
rq->special = cmd;
cmd->rq = rq;
@ -477,8 +478,9 @@ static int set_multcount(ide_drive_t *drive, int arg)
if (drive->special_flags & IDE_SFLAG_SET_MULTMODE)
return -EBUSY;
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_ATA_TASKFILE;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_TASKFILE;
drive->mult_req = arg;
drive->special_flags |= IDE_SFLAG_SET_MULTMODE;

8
drivers/ide/ide-eh.c
View file

@ -123,8 +123,8 @@ ide_startstop_t ide_error(ide_drive_t *drive, const char *msg, u8 stat)
return ide_stopped;
/* retry only "normal" I/O: */
if (rq->cmd_type != REQ_TYPE_FS) {
if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE) {
if (blk_rq_is_passthrough(rq)) {
if (ata_taskfile_request(rq)) {
struct ide_cmd *cmd = rq->special;
if (cmd)
@ -147,8 +147,8 @@ static inline void ide_complete_drive_reset(ide_drive_t *drive, int err)
{
struct request *rq = drive->hwif->rq;
if (rq && rq->cmd_type == REQ_TYPE_DRV_PRIV &&
rq->cmd[0] == REQ_DRIVE_RESET) {
if (rq && ata_misc_request(rq) &&
scsi_req(rq)->cmd[0] == REQ_DRIVE_RESET) {
if (err <= 0 && rq->errors == 0)
rq->errors = -EIO;
ide_complete_rq(drive, err ? err : 0, blk_rq_bytes(rq));

37
drivers/ide/ide-floppy.c
View file

@ -72,7 +72,7 @@ static int ide_floppy_callback(ide_drive_t *drive, int dsc)
drive->failed_pc = NULL;
if (pc->c[0] == GPCMD_READ_10 || pc->c[0] == GPCMD_WRITE_10 ||
rq->cmd_type == REQ_TYPE_BLOCK_PC)
(req_op(rq) == REQ_OP_SCSI_IN || req_op(rq) == REQ_OP_SCSI_OUT))
uptodate = 1; /* FIXME */
else if (pc->c[0] == GPCMD_REQUEST_SENSE) {
@ -97,7 +97,7 @@ static int ide_floppy_callback(ide_drive_t *drive, int dsc)
"Aborting request!\n");
}
if (rq->cmd_type == REQ_TYPE_DRV_PRIV)
if (ata_misc_request(rq))
rq->errors = uptodate ? 0 : IDE_DRV_ERROR_GENERAL;
return uptodate;
@ -203,7 +203,7 @@ static void idefloppy_create_rw_cmd(ide_drive_t *drive,
put_unaligned(cpu_to_be16(blocks), (unsigned short *)&pc->c[7]);
put_unaligned(cpu_to_be32(block), (unsigned int *) &pc->c[2]);
memcpy(rq->cmd, pc->c, 12);
memcpy(scsi_req(rq)->cmd, pc->c, 12);
pc->rq = rq;
if (cmd == WRITE)
@ -216,7 +216,7 @@ static void idefloppy_blockpc_cmd(struct ide_disk_obj *floppy,
struct ide_atapi_pc *pc, struct request *rq)
{
ide_init_pc(pc);
memcpy(pc->c, rq->cmd, sizeof(pc->c));
memcpy(pc->c, scsi_req(rq)->cmd, sizeof(pc->c));
pc->rq = rq;
if (blk_rq_bytes(rq)) {
pc->flags |= PC_FLAG_DMA_OK;
@ -246,7 +246,7 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
} else
printk(KERN_ERR PFX "%s: I/O error\n", drive->name);
if (rq->cmd_type == REQ_TYPE_DRV_PRIV) {
if (ata_misc_request(rq)) {
rq->errors = 0;
ide_complete_rq(drive, 0, blk_rq_bytes(rq));
return ide_stopped;
@ -254,8 +254,8 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
goto out_end;
}
switch (rq->cmd_type) {
case REQ_TYPE_FS:
switch (req_op(rq)) {
default:
if (((long)blk_rq_pos(rq) % floppy->bs_factor) ||
(blk_rq_sectors(rq) % floppy->bs_factor)) {
printk(KERN_ERR PFX "%s: unsupported r/w rq size\n",
@ -265,16 +265,21 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
pc = &floppy->queued_pc;
idefloppy_create_rw_cmd(drive, pc, rq, (unsigned long)block);
break;
case REQ_TYPE_DRV_PRIV:
case REQ_TYPE_ATA_SENSE:
pc = (struct ide_atapi_pc *)rq->special;
break;
case REQ_TYPE_BLOCK_PC:
case REQ_OP_SCSI_IN:
case REQ_OP_SCSI_OUT:
pc = &floppy->queued_pc;
idefloppy_blockpc_cmd(floppy, pc, rq);
break;
default:
BUG();
case REQ_OP_DRV_IN:
case REQ_OP_DRV_OUT:
switch (ide_req(rq)->type) {
case ATA_PRIV_MISC:
case ATA_PRIV_SENSE:
pc = (struct ide_atapi_pc *)rq->special;
break;
default:
BUG();
}
}
ide_prep_sense(drive, rq);
@ -286,7 +291,7 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
cmd.rq = rq;
if (rq->cmd_type == REQ_TYPE_FS || blk_rq_bytes(rq)) {
if (!blk_rq_is_passthrough(rq) || blk_rq_bytes(rq)) {
ide_init_sg_cmd(&cmd, blk_rq_bytes(rq));
ide_map_sg(drive, &cmd);
}
@ -296,7 +301,7 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
return ide_floppy_issue_pc(drive, &cmd, pc);
out_end:
drive->failed_pc = NULL;
if (rq->cmd_type != REQ_TYPE_FS && rq->errors == 0)
if (blk_rq_is_passthrough(rq) && rq->errors == 0)
rq->errors = -EIO;
ide_complete_rq(drive, -EIO, blk_rq_bytes(rq));
return ide_stopped;

13
drivers/ide/ide-io.c
View file

@ -102,7 +102,7 @@ void ide_complete_cmd(ide_drive_t *drive, struct ide_cmd *cmd, u8 stat, u8 err)
drive->dev_flags |= IDE_DFLAG_PARKED;
}
if (rq && rq->cmd_type == REQ_TYPE_ATA_TASKFILE) {
if (rq && ata_taskfile_request(rq)) {
struct ide_cmd *orig_cmd = rq->special;
if (cmd->tf_flags & IDE_TFLAG_DYN)
@ -135,7 +135,7 @@ EXPORT_SYMBOL(ide_complete_rq);
void ide_kill_rq(ide_drive_t *drive, struct request *rq)
{
u8 drv_req = (rq->cmd_type == REQ_TYPE_DRV_PRIV) && rq->rq_disk;
u8 drv_req = ata_misc_request(rq) && rq->rq_disk;
u8 media = drive->media;
drive->failed_pc = NULL;
@ -145,7 +145,7 @@ void ide_kill_rq(ide_drive_t *drive, struct request *rq)
} else {
if (media == ide_tape)
rq->errors = IDE_DRV_ERROR_GENERAL;
else if (rq->cmd_type != REQ_TYPE_FS && rq->errors == 0)
else if (blk_rq_is_passthrough(rq) && rq->errors == 0)
rq->errors = -EIO;
}
@ -279,7 +279,7 @@ static ide_startstop_t execute_drive_cmd (ide_drive_t *drive,
static ide_startstop_t ide_special_rq(ide_drive_t *drive, struct request *rq)
{
u8 cmd = rq->cmd[0];
u8 cmd = scsi_req(rq)->cmd[0];
switch (cmd) {
case REQ_PARK_HEADS:
@ -340,7 +340,7 @@ static ide_startstop_t start_request (ide_drive_t *drive, struct request *rq)
if (drive->current_speed == 0xff)
ide_config_drive_speed(drive, drive->desired_speed);
if (rq->cmd_type == REQ_TYPE_ATA_TASKFILE)
if (ata_taskfile_request(rq))
return execute_drive_cmd(drive, rq);
else if (ata_pm_request(rq)) {
struct ide_pm_state *pm = rq->special;
@ -353,7 +353,7 @@ static ide_startstop_t start_request (ide_drive_t *drive, struct request *rq)
pm->pm_step == IDE_PM_COMPLETED)
ide_complete_pm_rq(drive, rq);
return startstop;
} else if (!rq->rq_disk && rq->cmd_type == REQ_TYPE_DRV_PRIV)
} else if (!rq->rq_disk && ata_misc_request(rq))
/*
* TODO: Once all ULDs have been modified to
* check for specific op codes rather than
@ -545,6 +545,7 @@ repeat:
goto plug_device;
}
scsi_req(rq)->resid_len = blk_rq_bytes(rq);
hwif->rq = rq;
spin_unlock_irq(&hwif->lock);

14
drivers/ide/ide-ioctls.c
View file

@ -125,8 +125,9 @@ static int ide_cmd_ioctl(ide_drive_t *drive, unsigned long arg)
if (NULL == (void *) arg) {
struct request *rq;
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_ATA_TASKFILE;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_TASKFILE;
err = blk_execute_rq(drive->queue, NULL, rq, 0);
blk_put_request(rq);
@ -221,10 +222,11 @@ static int generic_drive_reset(ide_drive_t *drive)
struct request *rq;
int ret = 0;
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->cmd_len = 1;
rq->cmd[0] = REQ_DRIVE_RESET;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_MISC;
scsi_req(rq)->cmd_len = 1;
scsi_req(rq)->cmd[0] = REQ_DRIVE_RESET;
if (blk_execute_rq(drive->queue, NULL, rq, 1))
ret = rq->errors;
blk_put_request(rq);

20
drivers/ide/ide-park.c
View file

@ -31,10 +31,11 @@ static void issue_park_cmd(ide_drive_t *drive, unsigned long timeout)
}
spin_unlock_irq(&hwif->lock);
rq = blk_get_request(q, READ, __GFP_RECLAIM);
rq->cmd[0] = REQ_PARK_HEADS;
rq->cmd_len = 1;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq = blk_get_request(q, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
scsi_req(rq)->cmd[0] = REQ_PARK_HEADS;
scsi_req(rq)->cmd_len = 1;
ide_req(rq)->type = ATA_PRIV_MISC;
rq->special = &timeout;
rc = blk_execute_rq(q, NULL, rq, 1);
blk_put_request(rq);
@ -45,13 +46,14 @@ static void issue_park_cmd(ide_drive_t *drive, unsigned long timeout)
* Make sure that *some* command is sent to the drive after the
* timeout has expired, so power management will be reenabled.
*/
rq = blk_get_request(q, READ, GFP_NOWAIT);
rq = blk_get_request(q, REQ_OP_DRV_IN, GFP_NOWAIT);
scsi_req_init(rq);
if (IS_ERR(rq))
goto out;
rq->cmd[0] = REQ_UNPARK_HEADS;
rq->cmd_len = 1;
rq->cmd_type = REQ_TYPE_DRV_PRIV;
scsi_req(rq)->cmd[0] = REQ_UNPARK_HEADS;
scsi_req(rq)->cmd_len = 1;
ide_req(rq)->type = ATA_PRIV_MISC;
elv_add_request(q, rq, ELEVATOR_INSERT_FRONT);
out:
@ -64,7 +66,7 @@ ide_startstop_t ide_do_park_unpark(ide_drive_t *drive, struct request *rq)
struct ide_taskfile *tf = &cmd.tf;
memset(&cmd, 0, sizeof(cmd));
if (rq->cmd[0] == REQ_PARK_HEADS) {
if (scsi_req(rq)->cmd[0] == REQ_PARK_HEADS) {
drive->sleep = *(unsigned long *)rq->special;
drive->dev_flags |= IDE_DFLAG_SLEEPING;
tf->command = ATA_CMD_IDLEIMMEDIATE;

20
drivers/ide/ide-pm.c
View file

@ -18,8 +18,9 @@ int generic_ide_suspend(struct device *dev, pm_message_t mesg)
}
memset(&rqpm, 0, sizeof(rqpm));
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_ATA_PM_SUSPEND;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_PM_SUSPEND;
rq->special = &rqpm;
rqpm.pm_step = IDE_PM_START_SUSPEND;
if (mesg.event == PM_EVENT_PRETHAW)
@ -88,8 +89,9 @@ int generic_ide_resume(struct device *dev)
}
memset(&rqpm, 0, sizeof(rqpm));
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_ATA_PM_RESUME;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_PM_RESUME;
rq->rq_flags |= RQF_PREEMPT;
rq->special = &rqpm;
rqpm.pm_step = IDE_PM_START_RESUME;
@ -221,10 +223,10 @@ void ide_complete_pm_rq(ide_drive_t *drive, struct request *rq)
#ifdef DEBUG_PM
printk("%s: completing PM request, %s\n", drive->name,
(rq->cmd_type == REQ_TYPE_ATA_PM_SUSPEND) ? "suspend" : "resume");
(ide_req(rq)->type == ATA_PRIV_PM_SUSPEND) ? "suspend" : "resume");
#endif
spin_lock_irqsave(q->queue_lock, flags);
if (rq->cmd_type == REQ_TYPE_ATA_PM_SUSPEND)
if (ide_req(rq)->type == ATA_PRIV_PM_SUSPEND)
blk_stop_queue(q);
else
drive->dev_flags &= ~IDE_DFLAG_BLOCKED;
@ -240,11 +242,13 @@ void ide_check_pm_state(ide_drive_t *drive, struct request *rq)
{
struct ide_pm_state *pm = rq->special;
if (rq->cmd_type == REQ_TYPE_ATA_PM_SUSPEND &&
if (blk_rq_is_private(rq) &&
ide_req(rq)->type == ATA_PRIV_PM_SUSPEND &&
pm->pm_step == IDE_PM_START_SUSPEND)
/* Mark drive blocked when starting the suspend sequence. */
drive->dev_flags |= IDE_DFLAG_BLOCKED;
else if (rq->cmd_type == REQ_TYPE_ATA_PM_RESUME &&
else if (blk_rq_is_private(rq) &&
ide_req(rq)->type == ATA_PRIV_PM_RESUME &&
pm->pm_step == IDE_PM_START_RESUME) {
/*
* The first thing we do on wakeup is to wait for BSY bit to

36
drivers/ide/ide-probe.c
View file

@ -741,6 +741,14 @@ static void ide_port_tune_devices(ide_hwif_t *hwif)
}
}
static int ide_init_rq(struct request_queue *q, struct request *rq, gfp_t gfp)
{
struct ide_request *req = blk_mq_rq_to_pdu(rq);
req->sreq.sense = req->sense;
return 0;
}
/*
* init request queue
*/
@ -758,11 +766,18 @@ static int ide_init_queue(ide_drive_t *drive)
* limits and LBA48 we could raise it but as yet
* do not.
*/
q = blk_init_queue_node(do_ide_request, NULL, hwif_to_node(hwif));
q = blk_alloc_queue_node(GFP_KERNEL, hwif_to_node(hwif));
if (!q)
return 1;
q->request_fn = do_ide_request;
q->init_rq_fn = ide_init_rq;
q->cmd_size = sizeof(struct ide_request);
if (blk_init_allocated_queue(q) < 0) {
blk_cleanup_queue(q);
return 1;
}
q->queuedata = drive;
blk_queue_segment_boundary(q, 0xffff);
@ -1131,10 +1146,12 @@ static void ide_port_init_devices_data(ide_hwif_t *hwif)
ide_port_for_each_dev(i, drive, hwif) {
u8 j = (hwif->index * MAX_DRIVES) + i;
u16 *saved_id = drive->id;
struct request *saved_sense_rq = drive->sense_rq;
memset(drive, 0, sizeof(*drive));
memset(saved_id, 0, SECTOR_SIZE);
drive->id = saved_id;
drive->sense_rq = saved_sense_rq;
drive->media = ide_disk;
drive->select = (i << 4) | ATA_DEVICE_OBS;
@ -1241,6 +1258,7 @@ static void ide_port_free_devices(ide_hwif_t *hwif)
int i;
ide_port_for_each_dev(i, drive, hwif) {
kfree(drive->sense_rq);
kfree(drive->id);
kfree(drive);
}
@ -1248,11 +1266,10 @@ static void ide_port_free_devices(ide_hwif_t *hwif)
static int ide_port_alloc_devices(ide_hwif_t *hwif, int node)
{
ide_drive_t *drive;
int i;
for (i = 0; i < MAX_DRIVES; i++) {
ide_drive_t *drive;
drive = kzalloc_node(sizeof(*drive), GFP_KERNEL, node);
if (drive == NULL)
goto out_nomem;
@ -1267,12 +1284,21 @@ static int ide_port_alloc_devices(ide_hwif_t *hwif, int node)
*/
drive->id = kzalloc_node(SECTOR_SIZE, GFP_KERNEL, node);
if (drive->id == NULL)
goto out_nomem;
goto out_free_drive;
drive->sense_rq = kmalloc(sizeof(struct request) +
sizeof(struct ide_request), GFP_KERNEL);
if (!drive->sense_rq)
goto out_free_id;
hwif->devices[i] = drive;
}
return 0;
out_free_id:
kfree(drive->id);
out_free_drive:
kfree(drive);
out_nomem:
ide_port_free_devices(hwif);
return -ENOMEM;

41
drivers/ide/ide-tape.c
View file

@ -282,7 +282,7 @@ static void idetape_analyze_error(ide_drive_t *drive)
/* correct remaining bytes to transfer */
if (pc->flags & PC_FLAG_DMA_ERROR)
rq->resid_len = tape->blk_size * get_unaligned_be32(&sense[3]);
scsi_req(rq)->resid_len = tape->blk_size * get_unaligned_be32(&sense[3]);
/*
* If error was the result of a zero-length read or write command,
@ -316,7 +316,7 @@ static void idetape_analyze_error(ide_drive_t *drive)
pc->flags |= PC_FLAG_ABORT;
}
if (!(pc->flags & PC_FLAG_ABORT) &&
(blk_rq_bytes(rq) - rq->resid_len))
(blk_rq_bytes(rq) - scsi_req(rq)->resid_len))
pc->retries = IDETAPE_MAX_PC_RETRIES + 1;
}
}
@ -348,7 +348,7 @@ static int ide_tape_callback(ide_drive_t *drive, int dsc)
"itself - Aborting request!\n");
} else if (pc->c[0] == READ_6 || pc->c[0] == WRITE_6) {
unsigned int blocks =
(blk_rq_bytes(rq) - rq->resid_len) / tape->blk_size;
(blk_rq_bytes(rq) - scsi_req(rq)->resid_len) / tape->blk_size;
tape->avg_size += blocks * tape->blk_size;
@ -560,7 +560,7 @@ static void ide_tape_create_rw_cmd(idetape_tape_t *tape,
pc->flags |= PC_FLAG_WRITING;
}
memcpy(rq->cmd, pc->c, 12);
memcpy(scsi_req(rq)->cmd, pc->c, 12);
}
static ide_startstop_t idetape_do_request(ide_drive_t *drive,
@ -570,14 +570,16 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
idetape_tape_t *tape = drive->driver_data;
struct ide_atapi_pc *pc = NULL;
struct ide_cmd cmd;
struct scsi_request *req = scsi_req(rq);
u8 stat;
ide_debug_log(IDE_DBG_RQ, "cmd: 0x%x, sector: %llu, nr_sectors: %u",
rq->cmd[0], (unsigned long long)blk_rq_pos(rq),
req->cmd[0], (unsigned long long)blk_rq_pos(rq),
blk_rq_sectors(rq));
BUG_ON(!(rq->cmd_type == REQ_TYPE_DRV_PRIV ||
rq->cmd_type == REQ_TYPE_ATA_SENSE));
BUG_ON(!blk_rq_is_private(rq));
BUG_ON(ide_req(rq)->type != ATA_PRIV_MISC &&
ide_req(rq)->type != ATA_PRIV_SENSE);
/* Retry a failed packet command */
if (drive->failed_pc && drive->pc->c[0] == REQUEST_SENSE) {
@ -592,7 +594,7 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
stat = hwif->tp_ops->read_status(hwif);
if ((drive->dev_flags & IDE_DFLAG_DSC_OVERLAP) == 0 &&
(rq->cmd[13] & REQ_IDETAPE_PC2) == 0)
(req->cmd[13] & REQ_IDETAPE_PC2) == 0)
drive->atapi_flags |= IDE_AFLAG_IGNORE_DSC;
if (drive->dev_flags & IDE_DFLAG_POST_RESET) {
@ -609,7 +611,7 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
} else if (time_after(jiffies, tape->dsc_timeout)) {
printk(KERN_ERR "ide-tape: %s: DSC timeout\n",
tape->name);
if (rq->cmd[13] & REQ_IDETAPE_PC2) {
if (req->cmd[13] & REQ_IDETAPE_PC2) {
idetape_media_access_finished(drive);
return ide_stopped;
} else {
@ -626,23 +628,23 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
tape->postponed_rq = false;
}
if (rq->cmd[13] & REQ_IDETAPE_READ) {
if (req->cmd[13] & REQ_IDETAPE_READ) {
pc = &tape->queued_pc;
ide_tape_create_rw_cmd(tape, pc, rq, READ_6);
goto out;
}
if (rq->cmd[13] & REQ_IDETAPE_WRITE) {
if (req->cmd[13] & REQ_IDETAPE_WRITE) {
pc = &tape->queued_pc;
ide_tape_create_rw_cmd(tape, pc, rq, WRITE_6);
goto out;
}
if (rq->cmd[13] & REQ_IDETAPE_PC1) {
if (req->cmd[13] & REQ_IDETAPE_PC1) {
pc = (struct ide_atapi_pc *)rq->special;
rq->cmd[13] &= ~(REQ_IDETAPE_PC1);
rq->cmd[13] |= REQ_IDETAPE_PC2;
req->cmd[13] &= ~(REQ_IDETAPE_PC1);
req->cmd[13] |= REQ_IDETAPE_PC2;
goto out;
}
if (rq->cmd[13] & REQ_IDETAPE_PC2) {
if (req->cmd[13] & REQ_IDETAPE_PC2) {
idetape_media_access_finished(drive);
return ide_stopped;
}
@ -852,9 +854,10 @@ static int idetape_queue_rw_tail(ide_drive_t *drive, int cmd, int size)
BUG_ON(cmd != REQ_IDETAPE_READ && cmd != REQ_IDETAPE_WRITE);
BUG_ON(size < 0 || size % tape->blk_size);
rq = blk_get_request(drive->queue, READ, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_DRV_PRIV;
rq->cmd[13] = cmd;
rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_MISC;
scsi_req(rq)->cmd[13] = cmd;
rq->rq_disk = tape->disk;
rq->__sector = tape->first_frame;
@ -868,7 +871,7 @@ static int idetape_queue_rw_tail(ide_drive_t *drive, int cmd, int size)
blk_execute_rq(drive->queue, tape->disk, rq, 0);
/* calculate the number of transferred bytes and update buffer state */
size -= rq->resid_len;
size -= scsi_req(rq)->resid_len;
tape->cur = tape->buf;
if (cmd == REQ_IDETAPE_READ)
tape->valid = size;

8
drivers/ide/ide-taskfile.c
View file

@ -428,10 +428,12 @@ int ide_raw_taskfile(ide_drive_t *drive, struct ide_cmd *cmd, u8 *buf,
{
struct request *rq;
int error;
int rw = !(cmd->tf_flags & IDE_TFLAG_WRITE) ? READ : WRITE;
rq = blk_get_request(drive->queue, rw, __GFP_RECLAIM);
rq->cmd_type = REQ_TYPE_ATA_TASKFILE;
rq = blk_get_request(drive->queue,
(cmd->tf_flags & IDE_TFLAG_WRITE) ?
REQ_OP_DRV_OUT : REQ_OP_DRV_IN, __GFP_RECLAIM);
scsi_req_init(rq);
ide_req(rq)->type = ATA_PRIV_TASKFILE;
/*
* (ks) We transfer currently only whole sectors.

2
drivers/ide/sis5513.c
View file

@ -54,7 +54,7 @@
#define DRV_NAME "sis5513"
/* registers layout and init values are chipset family dependent */
#undef ATA_16
#define ATA_16 0x01
#define ATA_33 0x02
#define ATA_66 0x03