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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-27 12:46:34 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-27 12:46:34 +0100
commit5e2040fd0a97888952b37243b5868872bbe0f6ac (patch)
treef7fa199f04ddb17bea362be4b2decb7f276ce869
parentbfdb0b3beb0618dd03e7aa49e2fd3ac360aef370 (diff)
ide: move ->failed_pc to ide_drive_t
Move ->failed_pc from struct ide_{disk,tape}_obj to ide_drive_t. There should be no functional changes caused by this patch. Acked-by: Borislav Petkov <petkovbb@gmail.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-floppy.c21
-rw-r--r--drivers/ide/ide-gd.h2
-rw-r--r--drivers/ide/ide-tape.c29
-rw-r--r--include/linux/ide.h3
4 files changed, 23 insertions, 32 deletions
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index 6dda0fba017..f9ad4b3021e 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -70,7 +70,6 @@
*/
static int ide_floppy_end_request(ide_drive_t *drive, int uptodate, int nsecs)
{
- struct ide_disk_obj *floppy = drive->driver_data;
struct request *rq = drive->hwif->rq;
int error;
@@ -90,7 +89,7 @@ static int ide_floppy_end_request(ide_drive_t *drive, int uptodate, int nsecs)
}
if (error)
- floppy->failed_pc = NULL;
+ drive->failed_pc = NULL;
if (!blk_special_request(rq)) {
/* our real local end request function */
@@ -121,8 +120,8 @@ static void ide_floppy_callback(ide_drive_t *drive, int dsc)
ide_debug_log(IDE_DBG_FUNC, "enter");
- if (floppy->failed_pc == pc)
- floppy->failed_pc = NULL;
+ if (drive->failed_pc == pc)
+ drive->failed_pc = NULL;
if (pc->c[0] == GPCMD_READ_10 || pc->c[0] == GPCMD_WRITE_10 ||
(pc->rq && blk_pc_request(pc->rq)))
@@ -137,9 +136,9 @@ static void ide_floppy_callback(ide_drive_t *drive, int dsc)
floppy->progress_indication = buf[15] & 0x80 ?
(u16)get_unaligned((u16 *)&buf[16]) : 0x10000;
- if (floppy->failed_pc)
+ if (drive->failed_pc)
ide_debug_log(IDE_DBG_PC, "pc = %x",
- floppy->failed_pc->c[0]);
+ drive->failed_pc->c[0]);
ide_debug_log(IDE_DBG_SENSE, "sense key = %x, asc = %x,"
"ascq = %x", floppy->sense_key,
@@ -173,9 +172,9 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
{
struct ide_disk_obj *floppy = drive->driver_data;
- if (floppy->failed_pc == NULL &&
+ if (drive->failed_pc == NULL &&
pc->c[0] != GPCMD_REQUEST_SENSE)
- floppy->failed_pc = pc;
+ drive->failed_pc = pc;
/* Set the current packet command */
drive->pc = pc;
@@ -186,7 +185,7 @@ static ide_startstop_t idefloppy_issue_pc(ide_drive_t *drive,
/* Giving up */
pc->error = IDEFLOPPY_ERROR_GENERAL;
- floppy->failed_pc = NULL;
+ drive->failed_pc = NULL;
drive->pc_callback(drive, 0);
return ide_stopped;
}
@@ -290,8 +289,8 @@ static ide_startstop_t ide_floppy_do_request(ide_drive_t *drive,
: "dev?"));
if (rq->errors >= ERROR_MAX) {
- if (floppy->failed_pc)
- ide_floppy_report_error(floppy, floppy->failed_pc);
+ if (drive->failed_pc)
+ ide_floppy_report_error(floppy, drive->failed_pc);
else
printk(KERN_ERR PFX "%s: I/O error\n", drive->name);
diff --git a/drivers/ide/ide-gd.h b/drivers/ide/ide-gd.h
index 70b43765327..55970772bd0 100644
--- a/drivers/ide/ide-gd.h
+++ b/drivers/ide/ide-gd.h
@@ -20,8 +20,6 @@ struct ide_disk_obj {
struct device dev;
unsigned int openers; /* protected by BKL for now */
- /* Last failed packet command */
- struct ide_atapi_pc *failed_pc;
/* used for blk_{fs,pc}_request() requests */
struct ide_atapi_pc queued_pc;
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 72b4350bfeb..d6555984ee8 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -171,14 +171,6 @@ typedef struct ide_tape_obj {
struct gendisk *disk;
struct device dev;
- /*
- * failed_pc points to the last failed packet command, or contains
- * NULL if we do not need to retry any packet command. This is
- * required since an additional packet command is needed before the
- * retry, to get detailed information on what went wrong.
- */
- /* Last failed packet command */
- struct ide_atapi_pc *failed_pc;
/* used by REQ_IDETAPE_{READ,WRITE} requests */
struct ide_atapi_pc queued_pc;
@@ -397,7 +389,7 @@ static void idetape_update_buffers(ide_drive_t *drive, struct ide_atapi_pc *pc)
static void idetape_analyze_error(ide_drive_t *drive, u8 *sense)
{
idetape_tape_t *tape = drive->driver_data;
- struct ide_atapi_pc *pc = tape->failed_pc;
+ struct ide_atapi_pc *pc = drive->failed_pc;
tape->sense_key = sense[2] & 0xF;
tape->asc = sense[12];
@@ -477,7 +469,6 @@ static void ide_tape_kfree_buffer(idetape_tape_t *tape)
static int idetape_end_request(ide_drive_t *drive, int uptodate, int nr_sects)
{
struct request *rq = drive->hwif->rq;
- idetape_tape_t *tape = drive->driver_data;
int error;
debug_log(DBG_PROCS, "Enter %s\n", __func__);
@@ -489,7 +480,7 @@ static int idetape_end_request(ide_drive_t *drive, int uptodate, int nr_sects)
}
rq->errors = error;
if (error)
- tape->failed_pc = NULL;
+ drive->failed_pc = NULL;
if (!blk_special_request(rq)) {
ide_end_request(drive, uptodate, nr_sects);
@@ -514,8 +505,8 @@ static void ide_tape_callback(ide_drive_t *drive, int dsc)
if (dsc)
ide_tape_handle_dsc(drive);
- if (tape->failed_pc == pc)
- tape->failed_pc = NULL;
+ if (drive->failed_pc == pc)
+ drive->failed_pc = NULL;
if (pc->c[0] == REQUEST_SENSE) {
if (uptodate)
@@ -653,8 +644,8 @@ static ide_startstop_t idetape_issue_pc(ide_drive_t *drive,
"Two request sense in serial were issued\n");
}
- if (tape->failed_pc == NULL && pc->c[0] != REQUEST_SENSE)
- tape->failed_pc = pc;
+ if (drive->failed_pc == NULL && pc->c[0] != REQUEST_SENSE)
+ drive->failed_pc = pc;
/* Set the current packet command */
drive->pc = pc;
@@ -680,7 +671,7 @@ static ide_startstop_t idetape_issue_pc(ide_drive_t *drive,
/* Giving up */
pc->error = IDETAPE_ERROR_GENERAL;
}
- tape->failed_pc = NULL;
+ drive->failed_pc = NULL;
drive->pc_callback(drive, 0);
return ide_stopped;
}
@@ -740,7 +731,7 @@ static ide_startstop_t idetape_media_access_finished(ide_drive_t *drive)
pc->error = 0;
} else {
pc->error = IDETAPE_ERROR_GENERAL;
- tape->failed_pc = NULL;
+ drive->failed_pc = NULL;
}
drive->pc_callback(drive, 0);
return ide_stopped;
@@ -799,8 +790,8 @@ static ide_startstop_t idetape_do_request(ide_drive_t *drive,
}
/* Retry a failed packet command */
- if (tape->failed_pc && drive->pc->c[0] == REQUEST_SENSE) {
- pc = tape->failed_pc;
+ if (drive->failed_pc && drive->pc->c[0] == REQUEST_SENSE) {
+ pc = drive->failed_pc;
goto out;
}
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 8b0ea43884c..4a904681f3e 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -609,6 +609,9 @@ struct ide_drive_s {
/* current packet command */
struct ide_atapi_pc *pc;
+ /* last failed packet command */
+ struct ide_atapi_pc *failed_pc;
+
/* callback for packet commands */
void (*pc_callback)(struct ide_drive_s *, int);