static struct ata_probe_ent *vt6421_init_probe_ent(struct pci_dev *pdev)
{
struct ata_probe_ent *probe_ent;
unsigned int i;
probe_ent = devm_kzalloc(&pdev->dev, sizeof(*probe_ent), GFP_KERNEL);
if (!probe_ent)
return NULL;
memset(probe_ent, 0, sizeof(*probe_ent));
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
probe_ent->sht = &svia_sht;
probe_ent->port_flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY;
probe_ent->port_ops = &vt6421_sata_ops;
probe_ent->n_ports = N_PORTS;
probe_ent->irq = pdev->irq;
probe_ent->irq_flags = IRQF_SHARED;
probe_ent->pio_mask = 0x1f;
probe_ent->mwdma_mask = 0x07;
probe_ent->udma_mask = 0x7f;
for (i = 0; i < 6; i++)
if (!pcim_iomap(pdev, i, 0)) {
dev_printk(KERN_ERR, &pdev->dev,
"failed to iomap PCI BAR %d\n", i);
return NULL;
}
for (i = 0; i < N_PORTS; i++)
vt6421_init_addrs(probe_ent, pcim_iomap_table(pdev), i);
return probe_ent;
}
static int vt6421_prepare_host(struct pci_dev *pdev, struct ata_host **r_host)
{
const struct ata_port_info *ppi[] =
{ &vt6421_sport_info, &vt6421_sport_info, &vt6421_pport_info };
struct ata_host *host;
int i, rc;
*r_host = host = ata_host_alloc_pinfo(&pdev->dev, ppi, ARRAY_SIZE(ppi));
if (!host) {
dev_printk(KERN_ERR, &pdev->dev, "failed to allocate host\n");
return -ENOMEM;
}
rc = pcim_iomap_regions(pdev, 0x3f, DRV_NAME);
if (rc) {
dev_printk(KERN_ERR, &pdev->dev, "failed to request/iomap "
"PCI BARs (errno=%d)\n", rc);
return rc;
}
host->iomap = pcim_iomap_table(pdev);
for (i = 0; i < host->n_ports; i++)
vt6421_init_addrs(host->ports[i]);
rc = pci_set_dma_mask(pdev, ATA_DMA_MASK);
if (rc)
return rc;
rc = pci_set_consistent_dma_mask(pdev, ATA_DMA_MASK);
if (rc)
return rc;
return 0;
}
static struct ata_probe_ent *vt6421_init_probe_ent(struct pci_dev *pdev)
{
struct ata_probe_ent *probe_ent;
unsigned int i;
probe_ent = kmalloc(sizeof(*probe_ent), GFP_KERNEL);
if (!probe_ent)
return NULL;
memset(probe_ent, 0, sizeof(*probe_ent));
probe_ent->dev = pci_dev_to_dev(pdev);
INIT_LIST_HEAD(&probe_ent->node);
probe_ent->sht = &svia_sht;
probe_ent->host_flags = ATA_FLAG_SATA | ATA_FLAG_SATA_RESET |
ATA_FLAG_NO_LEGACY;
probe_ent->port_ops = &svia_sata_ops;
probe_ent->n_ports = N_PORTS;
probe_ent->irq = pdev->irq;
probe_ent->irq_flags = SA_SHIRQ;
probe_ent->pio_mask = 0x1f;
probe_ent->mwdma_mask = 0x07;
probe_ent->udma_mask = 0x7f;
for (i = 0; i < N_PORTS; i++)
vt6421_init_addrs(probe_ent, pdev, i);
return probe_ent;
}
