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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-27 12:46:36 +0100
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2009-03-27 12:46:36 +0100
commit03a2faaea8f44edfe583ddf1240948019becfbe4 (patch)
tree08cb1f71390aa1972ad4eb9eba7da48ac3a6d9ce
parent3ee38302ffc63da93eb0313053a990bb3466e275 (diff)
ide: return request status from ->pc_callback method
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>
-rw-r--r--drivers/ide/ide-atapi.c12
-rw-r--r--drivers/ide/ide-floppy.c12
-rw-r--r--drivers/ide/ide-tape.c10
-rw-r--r--include/linux/ide.h2
4 files changed, 18 insertions, 18 deletions
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index f44474b0ada..f72b5a67543 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -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;
}
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index ab870a08d62..5625946739a 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -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,
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index fc61bbef3bb..a42e49c6cc3 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -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;
}
/*
diff --git a/include/linux/ide.h b/include/linux/ide.h
index c2cdf775018..9127d87cfa9 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -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 *,