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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-12-29 22:27:37 +0300
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-12-29 22:27:37 +0300
commite2984c628c924442132304ae662da433f41c05c9 (patch)
treec7ed2d995fbd96fc9e4cdd12c395640bd2e6fab5 /drivers/ide/ide.c
parent1d35364acbd5ab7d67bb39cfc5dd3ed0fbefb4b8 (diff)
downloadlinux-e2984c628c924442132304ae662da433f41c05c9.tar.xz
ide: move Power Management support to ide-pm.c
There should be no functional changes caused by this patch. Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Diffstat (limited to 'drivers/ide/ide.c')
-rw-r--r--drivers/ide/ide.c74
1 files changed, 0 insertions, 74 deletions
diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c
index 41d042053548..f0f09f702e9c 100644
--- a/drivers/ide/ide.c
+++ b/drivers/ide/ide.c
@@ -388,80 +388,6 @@ ide_ext_devset_rw_sync(unmaskirq, unmaskirq);
ide_ext_devset_rw_sync(using_dma, using_dma);
__IDE_DEVSET(pio_mode, DS_SYNC, NULL, set_pio_mode);
-static int generic_ide_suspend(struct device *dev, pm_message_t mesg)
-{
- ide_drive_t *drive = dev->driver_data, *pair = ide_get_pair_dev(drive);
- ide_hwif_t *hwif = HWIF(drive);
- struct request *rq;
- struct request_pm_state rqpm;
- ide_task_t args;
- int ret;
-
- /* call ACPI _GTM only once */
- if ((drive->dn & 1) == 0 || pair == NULL)
- ide_acpi_get_timing(hwif);
-
- memset(&rqpm, 0, sizeof(rqpm));
- memset(&args, 0, sizeof(args));
- rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
- rq->cmd_type = REQ_TYPE_PM_SUSPEND;
- rq->special = &args;
- rq->data = &rqpm;
- rqpm.pm_step = IDE_PM_START_SUSPEND;
- if (mesg.event == PM_EVENT_PRETHAW)
- mesg.event = PM_EVENT_FREEZE;
- rqpm.pm_state = mesg.event;
-
- ret = blk_execute_rq(drive->queue, NULL, rq, 0);
- blk_put_request(rq);
-
- /* call ACPI _PS3 only after both devices are suspended */
- if (ret == 0 && ((drive->dn & 1) || pair == NULL))
- ide_acpi_set_state(hwif, 0);
-
- return ret;
-}
-
-static int generic_ide_resume(struct device *dev)
-{
- ide_drive_t *drive = dev->driver_data, *pair = ide_get_pair_dev(drive);
- ide_hwif_t *hwif = HWIF(drive);
- struct request *rq;
- struct request_pm_state rqpm;
- ide_task_t args;
- int err;
-
- /* call ACPI _PS0 / _STM only once */
- if ((drive->dn & 1) == 0 || pair == NULL) {
- ide_acpi_set_state(hwif, 1);
- ide_acpi_push_timing(hwif);
- }
-
- ide_acpi_exec_tfs(drive);
-
- memset(&rqpm, 0, sizeof(rqpm));
- memset(&args, 0, sizeof(args));
- rq = blk_get_request(drive->queue, READ, __GFP_WAIT);
- rq->cmd_type = REQ_TYPE_PM_RESUME;
- rq->cmd_flags |= REQ_PREEMPT;
- rq->special = &args;
- rq->data = &rqpm;
- rqpm.pm_step = IDE_PM_START_RESUME;
- rqpm.pm_state = PM_EVENT_ON;
-
- err = blk_execute_rq(drive->queue, NULL, rq, 1);
- blk_put_request(rq);
-
- if (err == 0 && dev->driver) {
- ide_driver_t *drv = to_ide_driver(dev->driver);
-
- if (drv->resume)
- drv->resume(drive);
- }
-
- return err;
-}
-
/**
* ide_device_get - get an additional reference to a ide_drive_t
* @drive: device to get a reference to