From 14b89ef9814614f18a1fcae51e601e7e16a82ef7 Mon Sep 17 00:00:00 2001 From: Bartlomiej Zolnierkiewicz Date: Fri, 25 Jan 2008 22:17:11 +0100 Subject: ide: switch ide_task_ioctl() to use REQ_TYPE_ATA_TASKFILE requests Based on the earlier work by Tejun Heo. There should be no functionality changes caused by this patch. Cc: Tejun Heo Signed-off-by: Bartlomiej Zolnierkiewicz --- drivers/ide/ide-taskfile.c | 29 +++++++++++++++-------------- 1 file changed, 15 insertions(+), 14 deletions(-) (limited to 'drivers/ide') diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index 7ae4a42cfa5..7c8e9802898 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -806,28 +806,29 @@ abort: return err; } -static int ide_wait_cmd_task(ide_drive_t *drive, u8 *buf) -{ - struct request rq; - - ide_init_drive_cmd(&rq); - rq.cmd_type = REQ_TYPE_ATA_TASK; - rq.buffer = buf; - return ide_do_drive_cmd(drive, &rq, ide_wait); -} - int ide_task_ioctl (ide_drive_t *drive, unsigned int cmd, unsigned long arg) { void __user *p = (void __user *)arg; int err = 0; - u8 args[7], *argbuf = args; - int argsize = 7; + u8 args[7]; + ide_task_t task; if (copy_from_user(args, p, 7)) return -EFAULT; - err = ide_wait_cmd_task(drive, argbuf); - if (copy_to_user(p, argbuf, argsize)) + + memset(&task, 0, sizeof(task)); + memcpy(&task.tf_array[7], &args[1], 6); + task.tf.command = args[0]; + task.tf_flags = IDE_TFLAG_OUT_TF | IDE_TFLAG_OUT_DEVICE; + + err = ide_no_data_taskfile(drive, &task); + + args[0] = task.tf.command; + memcpy(&args[1], &task.tf_array[7], 6); + + if (copy_to_user(p, args, 7)) err = -EFAULT; + return err; } -- cgit v1.2.3-70-g09d2