aboutsummaryrefslogtreecommitdiff
path: root/drivers/ata/sata_qstor.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/ata/sata_qstor.c')
-rw-r--r--drivers/ata/sata_qstor.c62
1 files changed, 21 insertions, 41 deletions
diff --git a/drivers/ata/sata_qstor.c b/drivers/ata/sata_qstor.c
index 8786b45f291..f5a05de0093 100644
--- a/drivers/ata/sata_qstor.c
+++ b/drivers/ata/sata_qstor.c
@@ -114,7 +114,6 @@ struct qs_port_priv {
static u32 qs_scr_read (struct ata_port *ap, unsigned int sc_reg);
static void qs_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val);
static int qs_ata_init_one (struct pci_dev *pdev, const struct pci_device_id *ent);
-static irqreturn_t qs_intr (int irq, void *dev_instance);
static int qs_port_start(struct ata_port *ap);
static void qs_host_stop(struct ata_host *host);
static void qs_phy_reset(struct ata_port *ap);
@@ -158,7 +157,6 @@ static const struct ata_port_operations qs_ata_ops = {
.qc_issue = qs_qc_issue,
.data_xfer = ata_data_xfer,
.eng_timeout = qs_eng_timeout,
- .irq_handler = qs_intr,
.irq_clear = qs_irq_clear,
.irq_on = ata_irq_on,
.irq_ack = ata_irq_ack,
@@ -173,7 +171,6 @@ static const struct ata_port_operations qs_ata_ops = {
static const struct ata_port_info qs_port_info[] = {
/* board_2068_idx */
{
- .sht = &qs_ata_sht,
.flags = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
ATA_FLAG_SATA_RESET |
//FIXME ATA_FLAG_SRST |
@@ -530,16 +527,16 @@ static void qs_host_stop(struct ata_host *host)
writeb(QS_CNFG3_GSRST, mmio_base + QS_HCF_CNFG3); /* global reset */
}
-static void qs_host_init(unsigned int chip_id, struct ata_probe_ent *pe)
+static void qs_host_init(struct ata_host *host, unsigned int chip_id)
{
- void __iomem *mmio_base = pe->iomap[QS_MMIO_BAR];
+ void __iomem *mmio_base = host->iomap[QS_MMIO_BAR];
unsigned int port_no;
writeb(0, mmio_base + QS_HCT_CTRL); /* disable host interrupts */
writeb(QS_CNFG3_GSRST, mmio_base + QS_HCF_CNFG3); /* global reset */
/* reset each channel in turn */
- for (port_no = 0; port_no < pe->n_ports; ++port_no) {
+ for (port_no = 0; port_no < host->n_ports; ++port_no) {
u8 __iomem *chan = mmio_base + (port_no * 0x4000);
writeb(QS_CTR1_RDEV|QS_CTR1_RCHN, chan + QS_CCT_CTR1);
writeb(QS_CTR0_REG, chan + QS_CCT_CTR0);
@@ -547,7 +544,7 @@ static void qs_host_init(unsigned int chip_id, struct ata_probe_ent *pe)
}
writeb(QS_SERD3_PHY_ENA, mmio_base + QS_HVS_SERD3); /* enable phy */
- for (port_no = 0; port_no < pe->n_ports; ++port_no) {
+ for (port_no = 0; port_no < host->n_ports; ++port_no) {
u8 __iomem *chan = mmio_base + (port_no * 0x4000);
/* set FIFO depths to same settings as Windows driver */
writew(32, chan + QS_CFC_HUFT);
@@ -607,14 +604,20 @@ static int qs_ata_init_one(struct pci_dev *pdev,
const struct pci_device_id *ent)
{
static int printed_version;
- struct ata_probe_ent *probe_ent;
- void __iomem * const *iomap;
unsigned int board_idx = (unsigned int) ent->driver_data;
+ const struct ata_port_info *ppi[] = { &qs_port_info[board_idx], NULL };
+ struct ata_host *host;
int rc, port_no;
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev, "version " DRV_VERSION "\n");
+ /* alloc host */
+ host = ata_host_alloc_pinfo(&pdev->dev, ppi, QS_PORTS);
+ if (!host)
+ return -ENOMEM;
+
+ /* acquire resources and fill host */
rc = pcim_enable_device(pdev);
if (rc)
return rc;
@@ -625,47 +628,24 @@ static int qs_ata_init_one(struct pci_dev *pdev,
rc = pcim_iomap_regions(pdev, 1 << QS_MMIO_BAR, DRV_NAME);
if (rc)
return rc;
- iomap = pcim_iomap_table(pdev);
+ host->iomap = pcim_iomap_table(pdev);
- rc = qs_set_dma_masks(pdev, iomap[QS_MMIO_BAR]);
+ rc = qs_set_dma_masks(pdev, host->iomap[QS_MMIO_BAR]);
if (rc)
return rc;
- probe_ent = devm_kzalloc(&pdev->dev, sizeof(*probe_ent), GFP_KERNEL);
- if (probe_ent == NULL)
- return -ENOMEM;
-
- probe_ent->dev = pci_dev_to_dev(pdev);
- INIT_LIST_HEAD(&probe_ent->node);
-
- probe_ent->sht = qs_port_info[board_idx].sht;
- probe_ent->port_flags = qs_port_info[board_idx].flags;
- probe_ent->pio_mask = qs_port_info[board_idx].pio_mask;
- probe_ent->mwdma_mask = qs_port_info[board_idx].mwdma_mask;
- probe_ent->udma_mask = qs_port_info[board_idx].udma_mask;
- probe_ent->port_ops = qs_port_info[board_idx].port_ops;
-
- probe_ent->irq = pdev->irq;
- probe_ent->irq_flags = IRQF_SHARED;
- probe_ent->iomap = iomap;
- probe_ent->n_ports = QS_PORTS;
-
- for (port_no = 0; port_no < probe_ent->n_ports; ++port_no) {
+ for (port_no = 0; port_no < host->n_ports; ++port_no) {
void __iomem *chan =
- probe_ent->iomap[QS_MMIO_BAR] + (port_no * 0x4000);
- qs_ata_setup_port(&probe_ent->port[port_no], chan);
+ host->iomap[QS_MMIO_BAR] + (port_no * 0x4000);
+ qs_ata_setup_port(&host->ports[port_no]->ioaddr, chan);
}
- pci_set_master(pdev);
-
/* initialize adapter */
- qs_host_init(board_idx, probe_ent);
+ qs_host_init(host, board_idx);
- if (ata_device_add(probe_ent) != QS_PORTS)
- return -EIO;
-
- devm_kfree(&pdev->dev, probe_ent);
- return 0;
+ pci_set_master(pdev);
+ return ata_host_activate(host, pdev->irq, qs_intr, IRQF_SHARED,
+ &qs_ata_sht);
}
static int __init qs_ata_init(void)