}
/**
- * cs5520_enable_dma - turn on DMA bits
- *
- * Turn on the DMA bits for this disk. Needed because the BIOS probably
- * has not done the work for us. Belongs in the core SATA code.
- */
-
-static void cs5520_enable_dma(struct ata_port *ap, struct ata_device *adev)
-{
- /* Set the DMA enable/disable flag */
- u8 reg = ioread8(ap->ioaddr.bmdma_addr + 0x02);
- reg |= 1<<(adev->devno + 5);
- iowrite8(reg, ap->ioaddr.bmdma_addr + 0x02);
-}
-
-/**
- * cs5520_set_dmamode - program DMA timings
- * @ap: ATA port
- * @adev: ATA device
- *
- * Program the DMA mode timings for the controller according to the pio
- * clocking table. Note that this device sets the DMA timings to PIO
- * mode values. This may seem bizarre but the 5520 architecture talks
- * PIO mode to the disk and DMA mode to the controller so the underlying
- * transfers are PIO timed.
- */
-
-static void cs5520_set_dmamode(struct ata_port *ap, struct ata_device *adev)
-{
- static const int dma_xlate[3] = { XFER_PIO_0, XFER_PIO_3, XFER_PIO_4 };
- cs5520_set_timings(ap, adev, dma_xlate[adev->dma_mode]);
- cs5520_enable_dma(ap, adev);
-}
-
-/**
* cs5520_set_piomode - program PIO timings
* @ap: ATA port
* @adev: ATA device
*
* Program the PIO mode timings for the controller according to the pio
- * clocking table. We know pio_mode will equal dma_mode because of the
- * CS5520 architecture. At least once we turned DMA on and wrote a
- * mode setter.
+ * clocking table.
*/
static void cs5520_set_piomode(struct ata_port *ap, struct ata_device *adev)
}
static struct scsi_host_template cs5520_sht = {
- .module = THIS_MODULE,
- .name = DRV_NAME,
- .ioctl = ata_scsi_ioctl,
- .queuecommand = ata_scsi_queuecmd,
- .can_queue = ATA_DEF_QUEUE,
- .this_id = ATA_SHT_THIS_ID,
+ ATA_BMDMA_SHT(DRV_NAME),
.sg_tablesize = LIBATA_DUMB_MAX_PRD,
- .cmd_per_lun = ATA_SHT_CMD_PER_LUN,
- .emulated = ATA_SHT_EMULATED,
- .use_clustering = ATA_SHT_USE_CLUSTERING,
- .proc_name = DRV_NAME,
- .dma_boundary = ATA_DMA_BOUNDARY,
- .slave_configure = ata_scsi_slave_config,
- .slave_destroy = ata_scsi_slave_destroy,
- .bios_param = ata_std_bios_param,
};
static struct ata_port_operations cs5520_port_ops = {
- .set_piomode = cs5520_set_piomode,
- .set_dmamode = cs5520_set_dmamode,
-
- .tf_load = ata_tf_load,
- .tf_read = ata_tf_read,
- .check_status = ata_check_status,
- .exec_command = ata_exec_command,
- .dev_select = ata_std_dev_select,
-
- .freeze = ata_bmdma_freeze,
- .thaw = ata_bmdma_thaw,
- .error_handler = ata_bmdma_error_handler,
- .post_internal_cmd = ata_bmdma_post_internal_cmd,
+ .inherits = &ata_bmdma_port_ops,
+ .qc_prep = ata_sff_dumb_qc_prep,
.cable_detect = ata_cable_40wire,
-
- .bmdma_setup = ata_bmdma_setup,
- .bmdma_start = ata_bmdma_start,
- .bmdma_stop = ata_bmdma_stop,
- .bmdma_status = ata_bmdma_status,
- .qc_prep = ata_dumb_qc_prep,
- .qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_data_xfer,
-
- .irq_clear = ata_bmdma_irq_clear,
- .irq_on = ata_irq_on,
-
- .port_start = ata_sff_port_start,
+ .set_piomode = cs5520_set_piomode,
};
static int __devinit cs5520_init_one(struct pci_dev *pdev, const struct pci_device_id *id)
static const unsigned int ctl_port[] = { 0x3F6, 0x376 };
struct ata_port_info pi = {
.flags = ATA_FLAG_SLAVE_POSS,
- .pio_mask = 0x1f,
+ .pio_mask = ATA_PIO4,
.port_ops = &cs5520_port_ops,
};
const struct ata_port_info *ppi[2];
return -ENODEV;
}
- if (pci_set_dma_mask(pdev, DMA_32BIT_MASK)) {
+ if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32))) {
printk(KERN_ERR DRV_NAME ": unable to configure DMA mask.\n");
return -ENODEV;
}
- if (pci_set_consistent_dma_mask(pdev, DMA_32BIT_MASK)) {
+ if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) {
printk(KERN_ERR DRV_NAME ": unable to configure consistent DMA mask.\n");
return -ENODEV;
}
ioaddr->ctl_addr = iomap[1];
ioaddr->altstatus_addr = iomap[1];
ioaddr->bmdma_addr = iomap[4];
- ata_std_ports(ioaddr);
+ ata_sff_std_ports(ioaddr);
ata_port_desc(host->ports[0],
"cmd 0x%x ctl 0x%x", cmd_port[0], ctl_port[0]);
ioaddr->ctl_addr = iomap[3];
ioaddr->altstatus_addr = iomap[3];
ioaddr->bmdma_addr = iomap[4] + 8;
- ata_std_ports(ioaddr);
+ ata_sff_std_ports(ioaddr);
ata_port_desc(host->ports[1],
"cmd 0x%x ctl 0x%x", cmd_port[1], ctl_port[1]);
continue;
rc = devm_request_irq(&pdev->dev, irq[ap->port_no],
- ata_interrupt, 0, DRV_NAME, host);
+ ata_sff_interrupt, 0, DRV_NAME, host);
if (rc)
return rc;
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff