05_ide_taskfile_task_ioctl.patch

        ide_task_ioctl() modified to map to ide_taskfile_ioctl().
        This is the last user of REQ_DRIVE_TASK.


Signed-off-by: Tejun Heo <[EMAIL PROTECTED]>


Index: linux-ide-series2-export/drivers/ide/ide-taskfile.c
===================================================================
--- linux-ide-series2-export.orig/drivers/ide/ide-taskfile.c    2005-02-05 
19:27:08.533573794 +0900
+++ linux-ide-series2-export/drivers/ide/ide-taskfile.c 2005-02-05 
19:27:08.985500385 +0900
@@ -735,32 +735,45 @@ abort:
        return err;
 }
 
-static int ide_wait_cmd_task(ide_drive_t *drive, u8 *buf)
-{
-       struct request rq;
-
-       ide_init_drive_cmd(&rq);
-       rq.flags = REQ_DRIVE_TASK;
-       rq.buffer = buf;
-       return ide_do_drive_cmd(drive, &rq, ide_wait);
-}
-
-/*
- * FIXME : this needs to map into at taskfile. <[EMAIL PROTECTED]>
- */
-int ide_task_ioctl (ide_drive_t *drive, unsigned int cmd, unsigned long arg)
+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;
+       task_ioreg_t *regs = task.tfRegister;
+       int ret;
 
        if (copy_from_user(args, p, 7))
                return -EFAULT;
-       err = ide_wait_cmd_task(drive, argbuf);
-       if (copy_to_user(p, argbuf, argsize))
-               err = -EFAULT;
-       return err;
+
+       memset(&task, 0, sizeof(task));
+
+       regs[IDE_COMMAND_OFFSET]        = args[0];
+       regs[IDE_FEATURE_OFFSET]        = args[1];
+       regs[IDE_NSECTOR_OFFSET]        = args[2];
+       regs[IDE_SECTOR_OFFSET]         = args[3];
+       regs[IDE_LCYL_OFFSET]           = args[4];
+       regs[IDE_HCYL_OFFSET]           = args[5];
+       regs[IDE_SELECT_OFFSET]         = args[6];
+       
+       task.command_type               = IDE_DRIVE_TASK_NO_DATA;
+       task.data_phase                 = TASKFILE_NO_DATA;
+       task.handler                    = &task_no_data_intr;
+
+       ret = ide_diag_taskfile(drive, &task, 0, NULL);
+
+       args[0] = regs[IDE_COMMAND_OFFSET];
+       args[1] = regs[IDE_FEATURE_OFFSET];
+       args[2] = regs[IDE_NSECTOR_OFFSET];
+       args[3] = regs[IDE_SECTOR_OFFSET];
+       args[4] = regs[IDE_LCYL_OFFSET];
+       args[5] = regs[IDE_HCYL_OFFSET];
+       args[6] = regs[IDE_SELECT_OFFSET];
+
+       if (copy_to_user(p, args, 7))
+               ret = -EFAULT;
+
+       return ret;
 }
 
 /*
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [EMAIL PROTECTED]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Reply via email to