diff options
Diffstat (limited to 'drivers/ide/ide-taskfile.c')
-rw-r--r-- | drivers/ide/ide-taskfile.c | 29 |
1 files changed, 17 insertions, 12 deletions
diff --git a/drivers/ide/ide-taskfile.c b/drivers/ide/ide-taskfile.c index ea34536..aeddbbd 100644 --- a/drivers/ide/ide-taskfile.c +++ b/drivers/ide/ide-taskfile.c @@ -64,6 +64,7 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task) ide_hwif_t *hwif = HWIF(drive); struct ide_taskfile *tf = &task->tf; ide_handler_t *handler = NULL; + const struct ide_tp_ops *tp_ops = hwif->tp_ops; const struct ide_dma_ops *dma_ops = hwif->dma_ops; if (task->data_phase == TASKFILE_MULTI_IN || @@ -80,15 +81,15 @@ ide_startstop_t do_rw_taskfile (ide_drive_t *drive, ide_task_t *task) if ((task->tf_flags & IDE_TFLAG_DMA_PIO_FALLBACK) == 0) { ide_tf_dump(drive->name, tf); - hwif->set_irq(hwif, 1); + tp_ops->set_irq(hwif, 1); SELECT_MASK(drive, 0); - hwif->tf_load(drive, task); + tp_ops->tf_load(drive, task); } switch (task->data_phase) { case TASKFILE_MULTI_OUT: case TASKFILE_OUT: - hwif->exec_command(hwif, tf->command); + tp_ops->exec_command(hwif, tf->command); ndelay(400); /* FIXME */ return pre_task_out_intr(drive, task->rq); case TASKFILE_MULTI_IN: @@ -125,7 +126,7 @@ EXPORT_SYMBOL_GPL(do_rw_taskfile); static ide_startstop_t set_multmode_intr(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - u8 stat = hwif->read_status(hwif); + u8 stat = hwif->tp_ops->read_status(hwif); if (OK_STAT(stat, READY_STAT, BAD_STAT)) drive->mult_count = drive->mult_req; @@ -146,8 +147,12 @@ static ide_startstop_t set_geometry_intr(ide_drive_t *drive) int retries = 5; u8 stat; - while (((stat = hwif->read_status(hwif)) & BUSY_STAT) && retries--) + while (1) { + stat = hwif->tp_ops->read_status(hwif); + if ((stat & BUSY_STAT) == 0 || retries-- == 0) + break; udelay(10); + }; if (OK_STAT(stat, READY_STAT, BAD_STAT)) return ide_stopped; @@ -165,7 +170,7 @@ static ide_startstop_t set_geometry_intr(ide_drive_t *drive) static ide_startstop_t recal_intr(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; - u8 stat = hwif->read_status(hwif); + u8 stat = hwif->tp_ops->read_status(hwif); if (!OK_STAT(stat, READY_STAT, BAD_STAT)) return ide_error(drive, "recal_intr", stat); @@ -182,7 +187,7 @@ static ide_startstop_t task_no_data_intr(ide_drive_t *drive) u8 stat; local_irq_enable_in_hardirq(); - stat = hwif->read_status(hwif); + stat = hwif->tp_ops->read_status(hwif); if (!OK_STAT(stat, READY_STAT, BAD_STAT)) return ide_error(drive, "task_no_data_intr", stat); @@ -205,7 +210,7 @@ static u8 wait_drive_not_busy(ide_drive_t *drive) * take up to 6 ms on some ATAPI devices, so we will wait max 10 ms. */ for (retries = 0; retries < 1000; retries++) { - stat = hwif->read_status(hwif); + stat = hwif->tp_ops->read_status(hwif); if (stat & BUSY_STAT) udelay(10); @@ -260,9 +265,9 @@ static void ide_pio_sector(ide_drive_t *drive, struct request *rq, /* do the actual data transfer */ if (write) - hwif->output_data(drive, rq, buf, SECTOR_SIZE); + hwif->tp_ops->output_data(drive, rq, buf, SECTOR_SIZE); else - hwif->input_data(drive, rq, buf, SECTOR_SIZE); + hwif->tp_ops->input_data(drive, rq, buf, SECTOR_SIZE); kunmap_atomic(buf, KM_BIO_SRC_IRQ); #ifdef CONFIG_HIGHMEM @@ -389,7 +394,7 @@ static ide_startstop_t task_in_intr(ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; struct request *rq = hwif->hwgroup->rq; - u8 stat = hwif->read_status(hwif); + u8 stat = hwif->tp_ops->read_status(hwif); /* Error? */ if (stat & ERR_STAT) @@ -423,7 +428,7 @@ static ide_startstop_t task_out_intr (ide_drive_t *drive) { ide_hwif_t *hwif = drive->hwif; struct request *rq = HWGROUP(drive)->rq; - u8 stat = hwif->read_status(hwif); + u8 stat = hwif->tp_ops->read_status(hwif); if (!OK_STAT(stat, DRIVE_READY, drive->bad_wstat)) return task_error(drive, rq, __func__, stat); |