ide: ide_id_has_flush_cache() -> ata_id_flush_enabled()
* Add ata_id_flush_enabled() inline helper to <linux/ata.h>.
* ide_id_has_flush_cache() -> ata_id_flush_enabled()
The latter one also checks if the command is marked as
supported in word 83 and validity of words 83 & 86.
Cc: Jeff Garzik <jgarzik@pobox.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c
index 8f49bc0..7b24dff 100644
--- a/drivers/ide/ide-disk.c
+++ b/drivers/ide/ide-disk.c
@@ -651,7 +651,7 @@
* not available so we don't need to recheck that.
*/
capacity = idedisk_capacity(drive);
- barrier = ide_id_has_flush_cache(id) && !drive->noflush &&
+ barrier = ata_id_flush_enabled(id) && !drive->noflush &&
(drive->addressing == 0 || capacity <= (1ULL << 28) ||
ide_id_has_flush_cache_ext(id));
@@ -678,7 +678,7 @@
if (arg < 0 || arg > 1)
return -EINVAL;
- if (ide_id_has_flush_cache(drive->id)) {
+ if (ata_id_flush_enabled(drive->id)) {
memset(&args, 0, sizeof(ide_task_t));
args.tf.feature = arg ?
SETFEATURES_WC_ON : SETFEATURES_WC_OFF;
@@ -886,7 +886,7 @@
static void ide_cacheflush_p(ide_drive_t *drive)
{
- if (!drive->wcache || !ide_id_has_flush_cache(drive->id))
+ if (!drive->wcache || ata_id_flush_enabled(drive->id) == 0)
return;
if (do_idedisk_flushcache(drive))
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 99e0bbc..c159617 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -184,7 +184,7 @@
if (drive->media != ide_disk)
break;
/* Not supported? Switch to next step now. */
- if (!drive->wcache || !ide_id_has_flush_cache(drive->id)) {
+ if (!drive->wcache || ata_id_flush_enabled(drive->id) == 0) {
ide_complete_power_step(drive, rq, 0, 0);
return ide_stopped;
}