ide: include <asm/ide.h> only when needed
[linux-2.6] / drivers / ide / ide-park.c
index c875a95..f30e521 100644 (file)
@@ -1,5 +1,6 @@
 #include <linux/kernel.h>
 #include <linux/ide.h>
+#include <linux/hdreg.h>
 #include <linux/jiffies.h>
 #include <linux/blkdev.h>
 
@@ -60,6 +61,30 @@ out:
        return;
 }
 
+ide_startstop_t ide_do_park_unpark(ide_drive_t *drive, struct request *rq)
+{
+       ide_task_t task;
+       struct ide_taskfile *tf = &task.tf;
+
+       memset(&task, 0, sizeof(task));
+       if (rq->cmd[0] == REQ_PARK_HEADS) {
+               drive->sleep = *(unsigned long *)rq->special;
+               drive->dev_flags |= IDE_DFLAG_SLEEPING;
+               tf->command = ATA_CMD_IDLEIMMEDIATE;
+               tf->feature = 0x44;
+               tf->lbal = 0x4c;
+               tf->lbam = 0x4e;
+               tf->lbah = 0x55;
+               task.tf_flags |= IDE_TFLAG_CUSTOM_HANDLER;
+       } else          /* cmd == REQ_UNPARK_HEADS */
+               tf->command = ATA_CMD_CHK_POWER;
+
+       task.tf_flags |= IDE_TFLAG_TF | IDE_TFLAG_DEVICE;
+       task.rq = rq;
+       drive->hwif->data_phase = task.data_phase = TASKFILE_NO_DATA;
+       return do_rw_taskfile(drive, &task);
+}
+
 ssize_t ide_park_show(struct device *dev, struct device_attribute *attr,
                      char *buf)
 {