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SubjectRe: [PATCH 2.6.11-rc2 24/29] ide: remove REQ_DRIVE_TASK handling
> 24_ide_remove_task.patch
>
> Unused REQ_DRIVE_TASK handling removed.


Signed-off-by: Tejun Heo <tj@home-tj.org>


Index: linux-ide-export/drivers/ide/ide-io.c
===================================================================
--- linux-ide-export.orig/drivers/ide/ide-io.c 2005-02-02 10:28:06.528986250 +0900
+++ linux-ide-export/drivers/ide/ide-io.c 2005-02-02 10:28:06.952917467 +0900
@@ -350,20 +350,6 @@ void ide_end_drive_cmd (ide_drive_t *dri
args[1] = err;
args[2] = hwif->INB(IDE_NSECTOR_REG);
}
- } else if (rq->flags & REQ_DRIVE_TASK) {
- u8 *args = (u8 *) rq->buffer;
- if (rq->errors == 0)
- rq->errors = !OK_STAT(stat,READY_STAT,BAD_STAT);
-
- if (args) {
- args[0] = stat;
- args[1] = err;
- args[2] = hwif->INB(IDE_NSECTOR_REG);
- args[3] = hwif->INB(IDE_SECTOR_REG);
- args[4] = hwif->INB(IDE_LCYL_REG);
- args[5] = hwif->INB(IDE_HCYL_REG);
- args[6] = hwif->INB(IDE_SELECT_REG);
- }
} else if (rq->flags & REQ_DRIVE_TASKFILE) {
ide_task_t *args = (ide_task_t *) rq->special;
if (rq->errors == 0)
@@ -550,7 +536,7 @@ ide_startstop_t ide_error (ide_drive_t *
return ide_stopped;

/* retry only "normal" I/O: */
- if (rq->flags & (REQ_DRIVE_CMD | REQ_DRIVE_TASK | REQ_DRIVE_TASKFILE)) {
+ if (rq->flags & (REQ_DRIVE_CMD | REQ_DRIVE_TASKFILE)) {
rq->errors = 1;
ide_end_drive_cmd(drive, stat, err);
return ide_stopped;
@@ -592,7 +578,7 @@ ide_startstop_t ide_abort(ide_drive_t *d
return ide_stopped;

/* retry only "normal" I/O: */
- if (rq->flags & (REQ_DRIVE_CMD | REQ_DRIVE_TASK | REQ_DRIVE_TASKFILE)) {
+ if (rq->flags & (REQ_DRIVE_CMD | REQ_DRIVE_TASKFILE)) {
rq->errors = 1;
ide_end_drive_cmd(drive, BUSY_STAT, 0);
return ide_stopped;
@@ -748,33 +734,7 @@ static ide_startstop_t execute_drive_cmd
}

return do_taskfile(drive, args);
- } else if (rq->flags & REQ_DRIVE_TASK) {
- u8 *args = rq->buffer;
- u8 sel;
-
- if (!args)
- goto done;
-#ifdef DEBUG
- printk("%s: DRIVE_TASK_CMD ", drive->name);
- printk("cmd=0x%02x ", args[0]);
- printk("fr=0x%02x ", args[1]);
- printk("ns=0x%02x ", args[2]);
- printk("sc=0x%02x ", args[3]);
- printk("lcyl=0x%02x ", args[4]);
- printk("hcyl=0x%02x ", args[5]);
- printk("sel=0x%02x\n", args[6]);
-#endif
- hwif->OUTB(args[1], IDE_FEATURE_REG);
- hwif->OUTB(args[3], IDE_SECTOR_REG);
- hwif->OUTB(args[4], IDE_LCYL_REG);
- hwif->OUTB(args[5], IDE_HCYL_REG);
- sel = (args[6] & ~0x10);
- if (drive->select.b.unit)
- sel |= 0x10;
- hwif->OUTB(sel, IDE_SELECT_REG);
- ide_cmd(drive, args[0], args[2], &drive_cmd_intr);
- return ide_started;
- } else if (rq->flags & REQ_DRIVE_CMD) {
+ } else if (rq->flags & REQ_DRIVE_CMD) {
u8 *args = rq->buffer;

if (!args)
@@ -885,7 +845,7 @@ static ide_startstop_t start_request (id
return startstop;
}
if (!drive->special.all) {
- if (rq->flags & (REQ_DRIVE_CMD | REQ_DRIVE_TASK))
+ if (rq->flags & REQ_DRIVE_CMD)
return execute_drive_cmd(drive, rq);
else if (rq->flags & REQ_DRIVE_TASKFILE)
return execute_drive_cmd(drive, rq);
Index: linux-ide-export/drivers/ide/ide-lib.c
===================================================================
--- linux-ide-export.orig/drivers/ide/ide-lib.c 2005-02-02 10:27:14.733389689 +0900
+++ linux-ide-export/drivers/ide/ide-lib.c 2005-02-02 10:28:06.953917305 +0900
@@ -458,7 +458,7 @@ static void ide_dump_opcode(ide_drive_t
spin_unlock(&ide_lock);
if (!rq)
return;
- if (rq->flags & (REQ_DRIVE_CMD | REQ_DRIVE_TASK)) {
+ if (rq->flags & REQ_DRIVE_CMD) {
char *args = rq->buffer;
if (args) {
opcode = args[0];
Index: linux-ide-export/include/linux/blkdev.h
===================================================================
--- linux-ide-export.orig/include/linux/blkdev.h 2005-02-02 10:27:14.733389689 +0900
+++ linux-ide-export/include/linux/blkdev.h 2005-02-02 10:28:06.954917143 +0900
@@ -202,7 +202,7 @@ enum rq_flag_bits {
__REQ_QUIET, /* don't worry about errors */
__REQ_SPECIAL, /* driver suplied command */
__REQ_DRIVE_CMD,
- __REQ_DRIVE_TASK,
+ __REQ_DRIVE_TASK, /* obsolete, unused anymore - tj */
__REQ_DRIVE_TASKFILE,
__REQ_PREEMPT, /* set for "ide_preempt" requests */
__REQ_PM_SUSPEND, /* suspend request */
-
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