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ide: return request status from ->pc_callback method

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Make ->pc_callback method return request status and then move
the request completion from ->pc_callback to ide_pc_intr().

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 12:46:36 +01:00
parent 3ee38302ff
commit 03a2faaea8
4 changed files with 18 additions and 18 deletions
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12
drivers/ide/ide-atapi.c
View File

@ -357,6 +357,8 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
/* No more interrupts */
if ((stat & ATA_DRQ) == 0) {
int uptodate;
debug_log("Packet command completed, %d bytes transferred\n",
pc->xferred);
@ -395,7 +397,15 @@ static ide_startstop_t ide_pc_intr(ide_drive_t *drive)
dsc = 1;
/* Command finished - Call the callback function */
drive->pc_callback(drive, dsc);
uptodate = drive->pc_callback(drive, dsc);
if (uptodate == 0)
drive->failed_pc = NULL;
if (blk_special_request(rq))
ide_complete_rq(drive, 0);
else
ide_end_request(drive, uptodate, 0);
return ide_stopped;
}

12
drivers/ide/ide-floppy.c
View File

@ -71,7 +71,7 @@ static void idefloppy_update_buffers(ide_drive_t *drive,
ide_end_request(drive, 1, 0);
}
static void ide_floppy_callback(ide_drive_t *drive, int dsc)
static int ide_floppy_callback(ide_drive_t *drive, int dsc)
{
struct ide_disk_obj *floppy = drive->driver_data;
struct ide_atapi_pc *pc = drive->pc;
@ -108,14 +108,10 @@ static void ide_floppy_callback(ide_drive_t *drive, int dsc)
"Aborting request!\n");
}
if (uptodate == 0)
drive->failed_pc = NULL;
if (blk_special_request(rq)) {
if (blk_special_request(rq))
rq->errors = uptodate ? 0 : IDE_DRV_ERROR_GENERAL;
ide_complete_rq(drive, 0);
} else
ide_end_request(drive, uptodate, 0);
return uptodate;
}
static void ide_floppy_report_error(struct ide_disk_obj *floppy,

10
drivers/ide/ide-tape.c
View File

@ -463,7 +463,7 @@ static void ide_tape_kfree_buffer(idetape_tape_t *tape)
static void ide_tape_handle_dsc(ide_drive_t *);
static void ide_tape_callback(ide_drive_t *drive, int dsc)
static int ide_tape_callback(ide_drive_t *drive, int dsc)
{
idetape_tape_t *tape = drive->driver_data;
struct ide_atapi_pc *pc = drive->pc;
@ -530,13 +530,7 @@ static void ide_tape_callback(ide_drive_t *drive, int dsc)
rq->errors = err;
if (uptodate == 0)
drive->failed_pc = NULL;
if (blk_special_request(rq))
ide_complete_rq(drive, 0);
else
ide_end_request(drive, uptodate, 0);
return uptodate;
}
/*

2
include/linux/ide.h
View File

@ -619,7 +619,7 @@ struct ide_drive_s {
struct ide_atapi_pc *failed_pc;
/* callback for packet commands */
void (*pc_callback)(struct ide_drive_s *, int);
int (*pc_callback)(struct ide_drive_s *, int);
void (*pc_update_buffers)(struct ide_drive_s *, struct ide_atapi_pc *);
int (*pc_io_buffers)(struct ide_drive_s *, struct ide_atapi_pc *,