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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-10-10 22:39:39 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-10-10 22:39:39 +0200
commitde699ad595fb45022d1b049ed91ffd06fdd16c13 (patch)
tree9fc467c912faafb4d1bd5e16de5fbf537ef2c2f6
parent0c8a6c7aead1d3be85ce53e3aaacd52e38ede03e (diff)
downloadop-kernel-dev-de699ad595fb45022d1b049ed91ffd06fdd16c13.zip
op-kernel-dev-de699ad595fb45022d1b049ed91ffd06fdd16c13.tar.gz
ide: add ide_do_test_unit_ready() helper
* Add ide_do_test_unit_ready() helper and convert ide-{floppy,tape}.c to use it. * Remove no longer used idetape_create_test_unit_ready_cmd(). There should be no functional changes caused by this patch. Acked-by: Borislav Petkov <petkovbb@gmail.com> Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com> Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
-rw-r--r--drivers/ide/ide-atapi.c11
-rw-r--r--drivers/ide/ide-floppy.c6
-rw-r--r--drivers/ide/ide-tape.c10
-rw-r--r--include/linux/ide.h1
4 files changed, 14 insertions, 14 deletions
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 5841159..608c5ba 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -162,6 +162,17 @@ int ide_queue_pc_tail(ide_drive_t *drive, struct gendisk *disk,
}
EXPORT_SYMBOL_GPL(ide_queue_pc_tail);
+int ide_do_test_unit_ready(ide_drive_t *drive, struct gendisk *disk)
+{
+ struct ide_atapi_pc pc;
+
+ ide_init_pc(&pc);
+ pc.c[0] = TEST_UNIT_READY;
+
+ return ide_queue_pc_tail(drive, disk, &pc);
+}
+EXPORT_SYMBOL_GPL(ide_do_test_unit_ready);
+
int ide_do_start_stop(ide_drive_t *drive, struct gendisk *disk, int start)
{
struct ide_atapi_pc pc;
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index b221a45..4d7e9ef 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -773,7 +773,6 @@ static int idefloppy_open(struct inode *inode, struct file *filp)
struct gendisk *disk = inode->i_bdev->bd_disk;
struct ide_floppy_obj *floppy;
ide_drive_t *drive;
- struct ide_atapi_pc pc;
int ret = 0;
debug_log("Reached %s\n", __func__);
@@ -790,10 +789,7 @@ static int idefloppy_open(struct inode *inode, struct file *filp)
drive->atapi_flags &= ~IDE_AFLAG_FORMAT_IN_PROGRESS;
/* Just in case */
- ide_init_pc(&pc);
- pc.c[0] = GPCMD_TEST_UNIT_READY;
-
- if (ide_queue_pc_tail(drive, disk, &pc))
+ if (ide_do_test_unit_ready(drive, disk))
ide_do_start_stop(drive, disk, 1);
if (ide_floppy_get_capacity(drive)
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 5204bef..737dd7d 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -1119,25 +1119,17 @@ static void idetape_create_write_filemark_cmd(ide_drive_t *drive,
pc->flags |= PC_FLAG_WAIT_FOR_DSC;
}
-static void idetape_create_test_unit_ready_cmd(struct ide_atapi_pc *pc)
-{
- ide_init_pc(pc);
- pc->c[0] = TEST_UNIT_READY;
-}
-
static int idetape_wait_ready(ide_drive_t *drive, unsigned long timeout)
{
idetape_tape_t *tape = drive->driver_data;
struct gendisk *disk = tape->disk;
- struct ide_atapi_pc pc;
int load_attempted = 0;
/* Wait for the tape to become ready */
set_bit(IDE_AFLAG_MEDIUM_PRESENT, &drive->atapi_flags);
timeout += jiffies;
while (time_before(jiffies, timeout)) {
- idetape_create_test_unit_ready_cmd(&pc);
- if (!ide_queue_pc_tail(drive, disk, &pc))
+ if (ide_do_test_unit_ready(drive, disk) == 0)
return 0;
if ((tape->sense_key == 2 && tape->asc == 4 && tape->ascq == 2)
|| (tape->asc == 0x3A)) {
diff --git a/include/linux/ide.h b/include/linux/ide.h
index be79122..55098ee 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -1142,6 +1142,7 @@ void ide_queue_pc_head(ide_drive_t *, struct gendisk *, struct ide_atapi_pc *,
struct request *);
int ide_queue_pc_tail(ide_drive_t *, struct gendisk *, struct ide_atapi_pc *);
+int ide_do_test_unit_ready(ide_drive_t *, struct gendisk *);
int ide_do_start_stop(ide_drive_t *, struct gendisk *, int);
int ide_set_media_lock(ide_drive_t *, struct gendisk *, int);
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