diff options
Diffstat (limited to 'drivers/ide/ide-io.c')
-rw-r--r-- | drivers/ide/ide-io.c | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c index 835cf646bb0..557b15700ea 100644 --- a/drivers/ide/ide-io.c +++ b/drivers/ide/ide-io.c @@ -819,63 +819,6 @@ plug_device_2: blk_plug_device(q); } -/* - * un-busy the port etc, and clear any pending DMA status. we want to - * retry the current request in pio mode instead of risking tossing it - * all away - */ -static ide_startstop_t ide_dma_timeout_retry(ide_drive_t *drive, int error) -{ - ide_hwif_t *hwif = drive->hwif; - struct request *rq; - ide_startstop_t ret = ide_stopped; - - /* - * end current dma transaction - */ - - if (error < 0) { - printk(KERN_WARNING "%s: DMA timeout error\n", drive->name); - (void)hwif->dma_ops->dma_end(drive); - ret = ide_error(drive, "dma timeout error", - hwif->tp_ops->read_status(hwif)); - } else { - printk(KERN_WARNING "%s: DMA timeout retry\n", drive->name); - hwif->dma_ops->dma_timeout(drive); - } - - /* - * disable dma for now, but remember that we did so because of - * a timeout -- we'll reenable after we finish this next request - * (or rather the first chunk of it) in pio. - */ - drive->dev_flags |= IDE_DFLAG_DMA_PIO_RETRY; - drive->retry_pio++; - ide_dma_off_quietly(drive); - - /* - * un-busy drive etc and make sure request is sane - */ - - rq = hwif->rq; - if (!rq) - goto out; - - hwif->rq = NULL; - - rq->errors = 0; - - if (!rq->bio) - goto out; - - rq->sector = rq->bio->bi_sector; - rq->current_nr_sectors = bio_iovec(rq->bio)->bv_len >> 9; - rq->hard_cur_sectors = rq->current_nr_sectors; - rq->buffer = bio_data(rq->bio); -out: - return ret; -} - static void ide_plug_device(ide_drive_t *drive) { struct request_queue *q = drive->queue; |