int w_flag = 0x10 << drive->dn;
int u_speed = 0;
u16 reg4042, reg4a;
- u8 reg48, reg54, reg55, pio;
+ u8 reg48, reg54, reg55;
pci_read_config_word(dev, maslave, ®4042);
pci_read_config_byte(dev, 0x48, ®48);
pci_write_config_byte(dev, 0x54, reg54 | v_flag);
} else
pci_write_config_byte(dev, 0x54, reg54 & ~v_flag);
-
- pio = 4;
} else {
const u8 mwdma_to_pio[] = { 0, 3, 4 };
+ u8 pio;
if (reg48 & u_flag)
pci_write_config_byte(dev, 0x48, reg48 & ~u_flag);
pio = mwdma_to_pio[speed - XFER_MW_DMA_0];
else
pio = 2; /* only SWDMA2 is allowed */
- }
- it8213_set_pio_mode(drive, pio);
-}
-
-/**
- * it8213_configure_drive_for_dma - set up for DMA transfers
- * @drive: drive we are going to set up
- *
- * Set up the drive for DMA, tune the controller and drive as
- * required. If the drive isn't suitable for DMA or we hit
- * other problems then we will drop down to PIO and set up
- * PIO appropriately
- */
-
-static int it8213_config_drive_for_dma (ide_drive_t *drive)
-{
- if (ide_tune_dma(drive))
- return 0;
-
- ide_set_max_pio(drive);
-
- return -1;
+ it8213_set_pio_mode(drive, pio);
+ }
}
/**
* init_hwif_it8213 - set up hwif structs
* @hwif: interface to set up
*
- * We do the basic set up of the interface structure. The IT8212
- * requires several custom handlers so we override the default
- * ide DMA handlers appropriately
+ * We do the basic set up of the interface structure.
*/
static void __devinit init_hwif_it8213(ide_hwif_t *hwif)
hwif->set_dma_mode = &it8213_set_dma_mode;
hwif->set_pio_mode = &it8213_set_pio_mode;
- hwif->autodma = 0;
-
hwif->drives[0].autotune = 1;
hwif->drives[1].autotune = 1;
pci_read_config_byte(hwif->pci_dev, 0x42, ®42h);
- hwif->ide_dma_check = &it8213_config_drive_for_dma;
-
if (hwif->cbl != ATA_CBL_PATA40_SHORT)
hwif->cbl = (reg42h & 0x02) ? ATA_CBL_PATA40 : ATA_CBL_PATA80;
-
- /*
- * The BIOS often doesn't set up DMA on this controller
- * so we always do it.
- */
- if (!noautodma)
- hwif->autodma = 1;
-
- hwif->drives[0].autodma = hwif->autodma;
- hwif->drives[1].autodma = hwif->autodma;
}
return 0;
}
-
-static struct pci_device_id it8213_pci_tbl[] = {
- { PCI_VENDOR_ID_ITE, 0x8213, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+static const struct pci_device_id it8213_pci_tbl[] = {
+ { PCI_VDEVICE(ITE, PCI_DEVICE_ID_ITE_8213), 0 },
{ 0, },
};