/*
* We allow users to force the card into non raid mode without
- * flashing the alternative BIOS. This is also neccessary right now
+ * flashing the alternative BIOS. This is also necessary right now
* for embedded platforms that cannot run a PC BIOS but are using this
* device.
*/
* @ap: ATA port
* @device: Device number (not pointer)
*
- * Device selection hook. If neccessary perform clock switching
+ * Device selection hook. If necessary perform clock switching
*/
static void it821x_passthru_dev_select(struct ata_port *ap,
{
struct it821x_dev *itdev = ap->private_data;
if (itdev && device != itdev->last_device) {
- struct ata_device *adev = &ap->device[device];
+ struct ata_device *adev = &ap->link.device[device];
it821x_program(ap, adev, itdev->pio[adev->devno]);
itdev->last_device = device;
}
/**
* it821x_smart_set_mode - mode setting
- * @ap: interface to set up
+ * @link: interface to set up
* @unused: device that failed (error only)
*
* Use a non standard set_mode function. We don't want to be tuned.
* and respect them.
*/
-static int it821x_smart_set_mode(struct ata_port *ap, struct ata_device **unused)
+static int it821x_smart_set_mode(struct ata_link *link, struct ata_device **unused)
{
- int i;
+ struct ata_device *dev;
- for (i = 0; i < ATA_MAX_DEVICES; i++) {
- struct ata_device *dev = &ap->device[i];
+ ata_link_for_each_dev(dev, link) {
if (ata_dev_enabled(dev)) {
/* We don't really care */
dev->pio_mode = XFER_PIO_0;
struct ata_port *ap = qc->ap;
struct it821x_dev *itdev = ap->private_data;
+ /* Only use dma for transfers to/from the media. */
+ if (qc->nbytes < 2048)
+ return -EOPNOTSUPP;
+
/* No ATAPI DMA in smart mode */
if (itdev->smart)
return -EOPNOTSUPP;
struct it821x_dev *itdev;
u8 conf;
- int ret = ata_port_start(ap);
+ int ret = ata_sff_port_start(ap);
if (ret < 0)
return ret;
static struct ata_port_operations it821x_smart_port_ops = {
.set_mode = it821x_smart_set_mode,
- .port_disable = ata_port_disable,
.tf_load = ata_tf_load,
.tf_read = ata_tf_read,
.mode_filter = ata_pci_default_filter,
.irq_handler = ata_interrupt,
.irq_clear = ata_bmdma_irq_clear,
.irq_on = ata_irq_on,
- .irq_ack = ata_irq_ack,
.port_start = it821x_port_start,
};
static struct ata_port_operations it821x_passthru_port_ops = {
- .port_disable = ata_port_disable,
.set_piomode = it821x_passthru_set_piomode,
.set_dmamode = it821x_passthru_set_dmamode,
.mode_filter = ata_pci_default_filter,
.irq_clear = ata_bmdma_irq_clear,
.irq_handler = ata_interrupt,
.irq_on = ata_irq_on,
- .irq_ack = ata_irq_ack,
.port_start = it821x_port_start,
};