ide: remove ide_init_drive_cmd

ide_init_drive_cmd just calls blk_rq_init. This converts the users of
ide_init_drive_cmd to use blk_rq_init directly and removes
ide_init_drive_cmd.

Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Cc: Borislav Petkov <petkovbb@gmail.com>
Cc: Jens Axboe <jens.axboe@oracle.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index 792a3cf..7917cd5 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -193,7 +193,7 @@
 {
 	struct cdrom_info *cd = drive->driver_data;
 
-	ide_init_drive_cmd(rq);
+	blk_rq_init(NULL, rq);
 	rq->cmd_type = REQ_TYPE_ATA_PC;
 	rq->rq_disk = cd->disk;
 }
diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index b10e9a8..9161cd92 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -286,7 +286,7 @@
 {
 	struct ide_floppy_obj *floppy = drive->driver_data;
 
-	ide_init_drive_cmd(rq);
+	blk_rq_init(NULL, rq);
 	rq->buffer = (char *) pc;
 	rq->cmd_type = REQ_TYPE_SPECIAL;
 	rq->cmd_flags |= REQ_PREEMPT;
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 29f5cc8..d8b4d9f 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -1539,23 +1539,6 @@
 }
 
 /**
- *	ide_init_drive_cmd	-	initialize a drive command request
- *	@rq: request object
- *
- *	Initialize a request before we fill it in and send it down to
- *	ide_do_drive_cmd. Commands must be set up by this function. Right
- *	now it doesn't do a lot, but if that changes abusers will have a
- *	nasty surprise.
- */
-
-void ide_init_drive_cmd (struct request *rq)
-{
-	blk_rq_init(NULL, rq);
-}
-
-EXPORT_SYMBOL(ide_init_drive_cmd);
-
-/**
  *	ide_do_drive_cmd	-	issue IDE special command
  *	@drive: device to issue command
  *	@rq: request to issue
diff --git a/drivers/scsi/ide-scsi.c b/drivers/scsi/ide-scsi.c
index 89ecf01..da26180 100644
--- a/drivers/scsi/ide-scsi.c
+++ b/drivers/scsi/ide-scsi.c
@@ -228,7 +228,7 @@
 		kfree(pc);
 		return -ENOMEM;
 	}
-	ide_init_drive_cmd(rq);
+	blk_rq_init(NULL, rq);
 	rq->special = (char *) pc;
 	pc->rq = rq;
 	pc->buf = buf;
@@ -786,7 +786,7 @@
 		}
 	}
 
-	ide_init_drive_cmd (rq);
+	blk_rq_init(NULL, rq);
 	rq->special = (char *) pc;
 	rq->cmd_type = REQ_TYPE_SPECIAL;
 	spin_unlock_irq(host->host_lock);
diff --git a/include/linux/ide.h b/include/linux/ide.h
index eddb6da..3261c66 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -857,8 +857,6 @@
 
 extern ide_startstop_t ide_do_reset (ide_drive_t *);
 
-extern void ide_init_drive_cmd (struct request *rq);
-
 /*
  * "action" parameter type for ide_do_drive_cmd() below.
  */