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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>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2009-03-27 12:46:34 +01:00
parent bfdb0b3beb
commit 5e2040fd0a
4 changed files with 23 additions and 32 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
drivers/ide/ide-floppy.c
View File

@ -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);

2
drivers/ide/ide-gd.h
View File

@ -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;

29
drivers/ide/ide-tape.c
View File

@ -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;
}

3
include/linux/ide.h
View File

@ -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);