return (unsigned char)cris_ide_inw(reg);
}
-static int cris_dma_check (ide_drive_t *drive);
static int cris_dma_end (ide_drive_t *drive);
static int cris_dma_setup (ide_drive_t *drive);
static void cris_dma_exec_cmd (ide_drive_t *drive, u8 command);
{
}
-static void tune_cris_ide(ide_drive_t *drive, u8 pio)
+static void cris_set_pio_mode(ide_drive_t *drive, const u8 pio)
{
int setup, strobe, hold;
- pio = ide_get_best_pio_mode(drive, pio, 4);
-
switch(pio)
{
case 0:
}
cris_ide_set_speed(TYPE_PIO, setup, strobe, hold);
-
- (void)ide_config_drive_speed(drive, XFER_PIO_0 + pio);
}
-static int speed_cris_ide(ide_drive_t *drive, u8 speed)
+static void cris_set_dma_mode(ide_drive_t *drive, const u8 speed)
{
int cyc = 0, dvs = 0, strobe = 0, hold = 0;
- speed = ide_rate_filter(drive, speed);
-
- if (speed >= XFER_PIO_0 && speed <= XFER_PIO_4) {
- tune_cris_ide(drive, speed - XFER_PIO_0);
- return ide_config_drive_speed(drive, speed);
- }
-
switch(speed)
{
case XFER_UDMA_0:
cris_ide_set_speed(TYPE_UDMA, cyc, dvs, 0);
else
cris_ide_set_speed(TYPE_DMA, 0, strobe, hold);
-
- return ide_config_drive_speed(drive, speed);
}
void __init
ide_register_hw(&hw, 1, &hwif);
hwif->mmio = 1;
hwif->chipset = ide_etrax100;
- hwif->tuneproc = &tune_cris_ide;
- hwif->speedproc = &speed_cris_ide;
+ hwif->set_pio_mode = &cris_set_pio_mode;
+ hwif->set_dma_mode = &cris_set_dma_mode;
hwif->ata_input_data = &cris_ide_input_data;
hwif->ata_output_data = &cris_ide_output_data;
hwif->atapi_input_bytes = &cris_atapi_input_bytes;
hwif->atapi_output_bytes = &cris_atapi_output_bytes;
- hwif->ide_dma_check = &cris_dma_check;
hwif->ide_dma_end = &cris_dma_end;
hwif->dma_setup = &cris_dma_setup;
hwif->dma_exec_cmd = &cris_dma_exec_cmd;
hwif->dma_off_quietly = &cris_dma_off;
hwif->cbl = ATA_CBL_PATA40;
hwif->pio_mask = ATA_PIO4,
+ hwif->drives[0].autotune = 1;
+ hwif->drives[1].autotune = 1;
hwif->ultra_mask = cris_ultra_mask;
hwif->mwdma_mask = 0x07; /* Multiword DMA 0-2 */
- hwif->autodma = 1;
- hwif->drives[0].autodma = 1;
- hwif->drives[1].autodma = 1;
}
/* Reset pulse */
/* group sequential buffers into one large buffer */
addr = page_to_phys(sg->page) + sg->offset;
size = sg_dma_len(sg);
- while (sg++, --i) {
+ while (--i) {
+ sg = sg_next(sg);
if ((addr + size) != page_to_phys(sg->page) + sg->offset)
break;
size += sg_dma_len(sg);
* the caller should revert to PIO for the current request.
*/
-static int cris_dma_check(ide_drive_t *drive)
-{
- if (ide_tune_dma(drive))
- return 0;
-
- return -1;
-}
-
static int cris_dma_end(ide_drive_t *drive)
{
drive->waiting_for_dma = 0;