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authorChristoph Hellwig <hch@lst.de>2010-08-07 18:17:56 +0200
committerJens Axboe <jaxboe@fusionio.com>2010-08-07 18:17:56 +0200
commit33659ebbae262228eef4e0fe990f393d1f0ed941 (patch)
treefcb537f09359c8dad3a6f6e16dc4319562dc42cc /drivers/ide/ide-cd.c
parent7e005f79791dcd58436c88ded4a7f5aed1b82147 (diff)
block: remove wrappers for request type/flags
Remove all the trivial wrappers for the cmd_type and cmd_flags fields in struct requests. This allows much easier grepping for different request types instead of unwinding through macros. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
Diffstat (limited to 'drivers/ide/ide-cd.c')
-rw-r--r--drivers/ide/ide-cd.c66
1 files changed, 36 insertions, 30 deletions
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 64207df8da82..26a3688de467 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -176,7 +176,7 @@ static void cdrom_analyze_sense_data(ide_drive_t *drive,
if (!sense->valid)
break;
if (failed_command == NULL ||
- !blk_fs_request(failed_command))
+ failed_command->cmd_type != REQ_TYPE_FS)
break;
sector = (sense->information[0] << 24) |
(sense->information[1] << 16) |
@@ -292,7 +292,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
"stat 0x%x",
rq->cmd[0], rq->cmd_type, err, stat);
- if (blk_sense_request(rq)) {
+ if (rq->cmd_type == REQ_TYPE_SENSE) {
/*
* We got an error trying to get sense info from the drive
* (probably while trying to recover from a former error).
@@ -303,7 +303,7 @@ 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 (blk_pc_request(rq) && !rq->errors)
+ if (rq->cmd_type == REQ_TYPE_BLOCK_PC && !rq->errors)
rq->errors = SAM_STAT_CHECK_CONDITION;
if (blk_noretry_request(rq))
@@ -311,13 +311,14 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
switch (sense_key) {
case NOT_READY:
- if (blk_fs_request(rq) && rq_data_dir(rq) == WRITE) {
+ if (rq->cmd_type == REQ_TYPE_FS && rq_data_dir(rq) == WRITE) {
if (ide_cd_breathe(drive, rq))
return 1;
} else {
cdrom_saw_media_change(drive);
- if (blk_fs_request(rq) && !blk_rq_quiet(rq))
+ if (rq->cmd_type == REQ_TYPE_FS &&
+ !(rq->cmd_flags & REQ_QUIET)) {
printk(KERN_ERR PFX "%s: tray open\n",
drive->name);
}
@@ -326,7 +327,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
case UNIT_ATTENTION:
cdrom_saw_media_change(drive);
- if (blk_fs_request(rq) == 0)
+ if (rq->cmd_type != REQ_TYPE_FS)
return 0;
/*
@@ -352,7 +353,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
* No point in retrying after an illegal request or data
* protect error.
*/
- if (!blk_rq_quiet(rq))
+ if (!(rq->cmd_flags & REQ_QUIET))
ide_dump_status(drive, "command error", stat);
do_end_request = 1;
break;
@@ -361,20 +362,20 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
* No point in re-trying a zillion times on a bad sector.
* If we got here the error is not correctable.
*/
- if (!blk_rq_quiet(rq))
+ if (!(rq->cmd_flags & REQ_QUIET))
ide_dump_status(drive, "media error "
"(bad sector)", stat);
do_end_request = 1;
break;
case BLANK_CHECK:
/* disk appears blank? */
- if (!blk_rq_quiet(rq))
+ if (!(rq->cmd_flags & REQ_QUIET))
ide_dump_status(drive, "media error (blank)",
stat);
do_end_request = 1;
break;
default:
- if (blk_fs_request(rq) == 0)
+ if (req->cmd_type != REQ_TYPE_FS)
break;
if (err & ~ATA_ABORTED) {
/* go to the default handler for other errors */
@@ -385,7 +386,7 @@ static int cdrom_decode_status(ide_drive_t *drive, u8 stat)
do_end_request = 1;
}
- if (blk_fs_request(rq) == 0) {
+ if (rq->cmd_type != REQ_TYPE_FS) {
rq->cmd_flags |= REQ_FAILED;
do_end_request = 1;
}
@@ -525,7 +526,7 @@ 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 = blk_sense_request(rq);
+ int sense = (rq->cmd_type == REQ_TYPE_SENSE);
unsigned int timeout;
u16 len;
u8 ireason, stat;
@@ -568,7 +569,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
ide_read_bcount_and_ireason(drive, &len, &ireason);
- thislen = blk_fs_request(rq) ? len : cmd->nleft;
+ thislen = (rq->cmd_type == REQ_TYPE_FS) ? len : cmd->nleft;
if (thislen > len)
thislen = len;
@@ -577,7 +578,7 @@ 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 (blk_fs_request(rq)) {
+ if (rq->cmd_type == REQ_TYPE_FS) {
/*
* If we're not done reading/writing, complain.
* Otherwise, complete the command normally.
@@ -591,7 +592,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
rq->cmd_flags |= REQ_FAILED;
uptodate = 0;
}
- } else if (!blk_pc_request(rq)) {
+ } else if (rq->cmd_type != REQ_TYPE_BLOCK_PC) {
ide_cd_request_sense_fixup(drive, cmd);
uptodate = cmd->nleft ? 0 : 1;
@@ -640,7 +641,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
/* pad, if necessary */
if (len > 0) {
- if (blk_fs_request(rq) == 0 || write == 0)
+ if (rq->cmd_type != REQ_TYPE_FS || write == 0)
ide_pad_transfer(drive, write, len);
else {
printk(KERN_ERR PFX "%s: confused, missing data\n",
@@ -649,11 +650,11 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
}
}
- if (blk_pc_request(rq)) {
+ if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
timeout = rq->timeout;
} else {
timeout = ATAPI_WAIT_PC;
- if (!blk_fs_request(rq))
+ if (rq->cmd_type != REQ_TYPE_FS)
expiry = ide_cd_expiry;
}
@@ -662,7 +663,7 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
return ide_started;
out_end:
- if (blk_pc_request(rq) && rc == 0) {
+ if (rq->cmd_type == REQ_TYPE_BLOCK_PC && rc == 0) {
rq->resid_len = 0;
blk_end_request_all(rq, 0);
hwif->rq = NULL;
@@ -670,7 +671,7 @@ out_end:
if (sense && uptodate)
ide_cd_complete_failed_rq(drive, rq);
- if (blk_fs_request(rq)) {
+ if (rq->cmd_type == REQ_TYPE_FS) {
if (cmd->nleft == 0)
uptodate = 1;
} else {
@@ -682,7 +683,7 @@ out_end:
ide_cd_error_cmd(drive, cmd);
/* make sure it's fully ended */
- if (blk_fs_request(rq) == 0) {
+ if (rq->cmd_type != REQ_TYPE_FS) {
rq->resid_len -= cmd->nbytes - cmd->nleft;
if (uptodate == 0 && (cmd->tf_flags & IDE_TFLAG_WRITE))
rq->resid_len += cmd->last_xfer_len;
@@ -742,7 +743,7 @@ 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 (blk_pc_request(rq))
+ if (rq->cmd_type == REQ_TYPE_BLOCK_PC)
rq->cmd_flags |= REQ_QUIET;
else
rq->cmd_flags &= ~REQ_FAILED;
@@ -783,21 +784,26 @@ 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");
- if (blk_fs_request(rq)) {
+ switch (rq->cmd_type) {
+ case REQ_TYPE_FS:
if (cdrom_start_rw(drive, rq) == ide_stopped)
goto out_end;
- } else if (blk_sense_request(rq) || blk_pc_request(rq) ||
- rq->cmd_type == REQ_TYPE_ATA_PC) {
+ break;
+ case REQ_TYPE_SENSE:
+ case REQ_TYPE_BLOCK_PC:
+ case REQ_TYPE_ATA_PC:
if (!rq->timeout)
rq->timeout = ATAPI_WAIT_PC;
cdrom_do_block_pc(drive, rq);
- } else if (blk_special_request(rq)) {
+ break;
+ case REQ_TYPE_SPECIAL:
/* right now this can only be a reset... */
uptodate = 1;
goto out_end;
- } else
+ default:
BUG();
+ }
/* prepare sense request for this command */
ide_prep_sense(drive, rq);
@@ -809,7 +815,7 @@ static ide_startstop_t ide_cd_do_request(ide_drive_t *drive, struct request *rq,
cmd.rq = rq;
- if (blk_fs_request(rq) || blk_rq_bytes(rq)) {
+ if (rq->cmd_type == REQ_TYPE_FS || blk_rq_bytes(rq)) {
ide_init_sg_cmd(&cmd, blk_rq_bytes(rq));
ide_map_sg(drive, &cmd);
}
@@ -1365,9 +1371,9 @@ static int ide_cdrom_prep_pc(struct request *rq)
static int ide_cdrom_prep_fn(struct request_queue *q, struct request *rq)
{
- if (blk_fs_request(rq))
+ if (rq->cmd_type == REQ_TYPE_FS)
return ide_cdrom_prep_fs(q, rq);
- else if (blk_pc_request(rq))
+ else if (rq->cmd_type == REQ_TYPE_BLOCK_PC)
return ide_cdrom_prep_pc(rq);
return 0;

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