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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2007-05-09 18:01:11 -0400
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2007-05-09 18:01:11 -0400
commit317a46a200e6514a1acf50ed30291160185a5c73 (patch)
tree36e75ca7c0a1f4662f91145077433695123a774e /drivers/ide
parent6d208b39c45edee5def6c201fcd51561c5a39828 (diff)
ide: fix PIO setup on resume for ATAPI devices
PIO should be restored also for ATAPI devices during resume, fix it. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide')
-rw-r--r--drivers/ide/ide-io.c17
1 files changed, 7 insertions, 10 deletions
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 8670112f1d39..8e568143d90d 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -172,15 +172,6 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *
172 172
173 memset(args, 0, sizeof(*args)); 173 memset(args, 0, sizeof(*args));
174 174
175 if (drive->media != ide_disk) {
176 /*
177 * skip idedisk_pm_restore_pio and idedisk_pm_idle for ATAPI
178 * devices
179 */
180 if (pm->pm_step == idedisk_pm_restore_pio)
181 pm->pm_step = ide_pm_restore_dma;
182 }
183
184 switch (pm->pm_step) { 175 switch (pm->pm_step) {
185 case ide_pm_flush_cache: /* Suspend step 1 (flush cache) */ 176 case ide_pm_flush_cache: /* Suspend step 1 (flush cache) */
186 if (drive->media != ide_disk) 177 if (drive->media != ide_disk)
@@ -207,7 +198,13 @@ static ide_startstop_t ide_start_power_step(ide_drive_t *drive, struct request *
207 case idedisk_pm_restore_pio: /* Resume step 1 (restore PIO) */ 198 case idedisk_pm_restore_pio: /* Resume step 1 (restore PIO) */
208 if (drive->hwif->tuneproc != NULL) 199 if (drive->hwif->tuneproc != NULL)
209 drive->hwif->tuneproc(drive, 255); 200 drive->hwif->tuneproc(drive, 255);
210 ide_complete_power_step(drive, rq, 0, 0); 201 /*
202 * skip idedisk_pm_idle for ATAPI devices
203 */
204 if (drive->media != ide_disk)
205 pm->pm_step = ide_pm_restore_dma;
206 else
207 ide_complete_power_step(drive, rq, 0, 0);
211 return ide_stopped; 208 return ide_stopped;
212 209
213 case idedisk_pm_idle: /* Resume step 2 (idle) */ 210 case idedisk_pm_idle: /* Resume step 2 (idle) */