return 0;
}
-/*
- * Backside of HDIO_DRIVE_CMD call of SETFEATURES_XFER.
- * 1 : Safe to update drive->id DMA registers.
- * 0 : OOPs not allowed.
- */
-int set_transfer (ide_drive_t *drive, ide_task_t *args)
-{
- if (args->tf.command == WIN_SETFEATURES &&
- args->tf.nsect >= XFER_SW_DMA_0 &&
- args->tf.feature == SETFEATURES_XFER &&
- (drive->id->dma_ultra ||
- drive->id->dma_mword ||
- drive->id->dma_1word))
- return 1;
-
- return 0;
-}
-
#ifdef CONFIG_BLK_DEV_IDEDMA
static u8 ide_auto_reduce_xfer (ide_drive_t *drive)
{
u8 args[4], xfer_rate = 0;
ide_task_t tfargs;
struct ide_taskfile *tf = &tfargs.tf;
+ struct hd_driveid *id = drive->id;
if (NULL == (void *) arg) {
struct request rq;
return -ENOMEM;
}
- if (set_transfer(drive, &tfargs)) {
+ if (tf->command == WIN_SETFEATURES &&
+ tf->feature == SETFEATURES_XFER &&
+ tf->nsect >= XFER_SW_DMA_0 &&
+ (id->dma_ultra || id->dma_mword || id->dma_1word)) {
xfer_rate = args[1];
if (ide_ata66_check(drive, &tfargs))
goto abort;
extern int ide_ata66_check(ide_drive_t *, ide_task_t *);
extern int ide_config_drive_speed(ide_drive_t *, u8);
extern u8 eighty_ninty_three (ide_drive_t *);
-extern int set_transfer(ide_drive_t *, ide_task_t *);
extern int taskfile_lib_get_identify(ide_drive_t *drive, u8 *);
extern int ide_wait_not_busy(ide_hwif_t *hwif, unsigned long timeout);