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authorTejun Heo <htejun@gmail.com>2007-04-17 23:44:08 +0900
committerJeff Garzik <jeff@garzik.org>2007-04-28 14:16:06 -0400
commit5d728824efeda61d304153bfcf1378a3c18b7d70 (patch)
tree8a3d4ba0c1c650da5c161f11155e7c19f0fe78aa /drivers/ata/pata_scc.c
parent4447d35156169cf136e829eb6b5cac2d6370f2d9 (diff)
downloadop-kernel-dev-5d728824efeda61d304153bfcf1378a3c18b7d70.zip
op-kernel-dev-5d728824efeda61d304153bfcf1378a3c18b7d70.tar.gz
libata: convert the remaining PATA drivers to new init model
Convert pdc_adma, pata_cs5520, pata_isapnp, pata_ixp4xx_cf, pata_legacy, pata_mpc52xx, pata_mpiix, pata_pcmcia, pata_pdc2027x, pata_platform, pata_qdi, pata_scc and pata_winbond to new init model. * init_one()'s now follow more consistent init order * cs5520 now registers one host with two ports, not two hosts. If any of the two ports are disabled, it's made dummy as other drivers do. Tested pdc_adma and pata_legacy. Both are as broken as before. The rest are compile tested only. Signed-off-by: Tejun Heo <htejun@gmail.com> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/ata/pata_scc.c')
-rw-r--r--drivers/ata/pata_scc.c51
1 files changed, 16 insertions, 35 deletions
diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c
index f3ed141..5df354d 100644
--- a/drivers/ata/pata_scc.c
+++ b/drivers/ata/pata_scc.c
@@ -1016,7 +1016,6 @@ static const struct ata_port_operations scc_pata_ops = {
.error_handler = scc_error_handler,
.post_internal_cmd = scc_bmdma_stop,
- .irq_handler = ata_interrupt,
.irq_clear = scc_bmdma_irq_clear,
.irq_on = scc_irq_on,
.irq_ack = scc_irq_ack,
@@ -1027,7 +1026,6 @@ static const struct ata_port_operations scc_pata_ops = {
static struct ata_port_info scc_port_info[] = {
{
- .sht = &scc_sht,
.flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_MMIO | ATA_FLAG_NO_LEGACY,
.pio_mask = 0x1f, /* pio0-4 */
.mwdma_mask = 0x00,
@@ -1040,10 +1038,10 @@ static struct ata_port_info scc_port_info[] = {
* scc_reset_controller - initialize SCC PATA controller.
*/
-static int scc_reset_controller(struct ata_probe_ent *probe_ent)
+static int scc_reset_controller(struct ata_host *host)
{
- void __iomem *ctrl_base = probe_ent->iomap[SCC_CTRL_BAR];
- void __iomem *bmid_base = probe_ent->iomap[SCC_BMID_BAR];
+ void __iomem *ctrl_base = host->iomap[SCC_CTRL_BAR];
+ void __iomem *bmid_base = host->iomap[SCC_BMID_BAR];
void __iomem *cckctrl_port = ctrl_base + SCC_CTL_CCKCTRL;
void __iomem *mode_port = ctrl_base + SCC_CTL_MODEREG;
void __iomem *ecmode_port = ctrl_base + SCC_CTL_ECMODE;
@@ -1104,17 +1102,15 @@ static void scc_setup_ports (struct ata_ioports *ioaddr, void __iomem *base)
ioaddr->command_addr = ioaddr->cmd_addr + SCC_REG_CMD;
}
-static int scc_host_init(struct ata_probe_ent *probe_ent)
+static int scc_host_init(struct ata_host *host)
{
- struct pci_dev *pdev = to_pci_dev(probe_ent->dev);
+ struct pci_dev *pdev = to_pci_dev(host->dev);
int rc;
- rc = scc_reset_controller(probe_ent);
+ rc = scc_reset_controller(host);
if (rc)
return rc;
- probe_ent->n_ports = 1;
-
rc = pci_set_dma_mask(pdev, ATA_DMA_MASK);
if (rc)
return rc;
@@ -1122,7 +1118,7 @@ static int scc_host_init(struct ata_probe_ent *probe_ent)
if (rc)
return rc;
- scc_setup_ports(&probe_ent->port[0], probe_ent->iomap[SCC_BMID_BAR]);
+ scc_setup_ports(&host->ports[0]->ioaddr, host->iomap[SCC_BMID_BAR]);
pci_set_master(pdev);
@@ -1145,14 +1141,18 @@ static int scc_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
{
static int printed_version;
unsigned int board_idx = (unsigned int) ent->driver_data;
+ const struct ata_port_info *ppi[] = { &scc_port_info[board_idx], NULL };
struct device *dev = &pdev->dev;
- struct ata_probe_ent *probe_ent;
int rc;
if (!printed_version++)
dev_printk(KERN_DEBUG, &pdev->dev,
"version " DRV_VERSION "\n");
+ host = ata_port_alloc_pinfo(&pdev->dev, ppi, 1);
+ if (!host)
+ return -ENOMEM;
+
rc = pcim_enable_device(pdev);
if (rc)
return rc;
@@ -1162,33 +1162,14 @@ static int scc_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
pcim_pin_device(pdev);
if (rc)
return rc;
+ host->iomap = pcim_iomap_table(pdev);
- probe_ent = devm_kzalloc(dev, sizeof(*probe_ent), GFP_KERNEL);
- if (!probe_ent)
- return -ENOMEM;
-
- probe_ent->dev = dev;
- INIT_LIST_HEAD(&probe_ent->node);
-
- probe_ent->sht = scc_port_info[board_idx].sht;
- probe_ent->port_flags = scc_port_info[board_idx].flags;
- probe_ent->pio_mask = scc_port_info[board_idx].pio_mask;
- probe_ent->udma_mask = scc_port_info[board_idx].udma_mask;
- probe_ent->port_ops = scc_port_info[board_idx].port_ops;
-
- probe_ent->irq = pdev->irq;
- probe_ent->irq_flags = IRQF_SHARED;
- probe_ent->iomap = pcim_iomap_table(pdev);
-
- rc = scc_host_init(probe_ent);
+ rc = scc_host_init(host);
if (rc)
return rc;
- if (!ata_device_add(probe_ent))
- return -ENODEV;
-
- devm_kfree(dev, probe_ent);
- return 0;
+ return ata_host_activate(host, pdev->irq, ata_interrupt, IRQF_SHARED,
+ &scc_sht);
}
static struct pci_driver scc_pci_driver = {
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