ide: add ide_do_start_stop() helper

* Add ide_do_start_stop() helper and convert ide-{floppy,tape}.c
  to use it.

* Remove no longer used idefloppy_create_start_stop_cmd()
  and idetape_create_load_unload_cmd().

There should be no functional changes caused by this patch.

Acked-by: Borislav Petkov <petkovbb@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>

1 files changed, 4 insertions, 15 deletions

diff --git a/drivers/ide/ide-floppy.c b/drivers/ide/ide-floppy.c
index f39cf404b030..b221a456e535 100644
--- a/drivers/ide/ide-floppy.c
+++ b/drivers/ide/ide-floppy.c
@@ -359,13 +359,6 @@ void ide_floppy_create_mode_sense_cmd(struct ide_atapi_pc *pc, u8 page_code)
         pc->req_xfer = length;
 }
 
-static void idefloppy_create_start_stop_cmd(struct ide_atapi_pc *pc, int start)
-{
-        ide_init_pc(pc);
-        pc->c[0] = GPCMD_START_STOP_UNIT;
-        pc->c[4] = start;
-}
-
 static void idefloppy_create_rw_cmd(idefloppy_floppy_t *floppy,
                                     struct ide_atapi_pc *pc, struct request *rq,
                                     unsigned long sector)
@@ -800,10 +793,8 @@ static int idefloppy_open(struct inode *inode, struct file *filp)
                 ide_init_pc(&pc);
                 pc.c[0] = GPCMD_TEST_UNIT_READY;
 
-                if (ide_queue_pc_tail(drive, disk, &pc)) {
-                        idefloppy_create_start_stop_cmd(&pc, 1);
-                        (void)ide_queue_pc_tail(drive, disk, &pc);
-                }
+                if (ide_queue_pc_tail(drive, disk, &pc))
+                        ide_do_start_stop(drive, disk, 1);
 
                 if (ide_floppy_get_capacity(drive)
                    && (filp->f_flags & O_NDELAY) == 0
@@ -880,10 +871,8 @@ static int ide_floppy_lockdoor(ide_drive_t *drive, struct ide_atapi_pc *pc,
 
         ide_set_media_lock(drive, disk, prevent);
 
-        if (cmd == CDROMEJECT) {
-                idefloppy_create_start_stop_cmd(pc, 2);
-                (void)ide_queue_pc_tail(drive, disk, pc);
-        }
+        if (cmd == CDROMEJECT)
+                ide_do_start_stop(drive, disk, 2);
 
         return 0;
 }