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path: root/drivers/ide/pci/scc_pata.c
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Diffstat (limited to 'drivers/ide/pci/scc_pata.c')
-rw-r--r--drivers/ide/pci/scc_pata.c34
1 files changed, 14 insertions, 20 deletions
diff --git a/drivers/ide/pci/scc_pata.c b/drivers/ide/pci/scc_pata.c
index 44cccd1e086..9ce1d805992 100644
--- a/drivers/ide/pci/scc_pata.c
+++ b/drivers/ide/pci/scc_pata.c
@@ -26,7 +26,6 @@
#include <linux/module.h>
#include <linux/pci.h>
#include <linux/delay.h>
-#include <linux/hdreg.h>
#include <linux/ide.h>
#include <linux/init.h>
@@ -292,7 +291,7 @@ static void scc_set_dma_mode(ide_drive_t *drive, const u8 speed)
static void scc_dma_host_set(ide_drive_t *drive, int on)
{
ide_hwif_t *hwif = drive->hwif;
- u8 unit = (drive->select.b.unit & 0x01);
+ u8 unit = drive->dn & 1;
u8 dma_stat = scc_ide_inb(hwif->dma_base + 4);
if (on)
@@ -354,7 +353,6 @@ static void scc_dma_start(ide_drive_t *drive)
/* start DMA */
scc_ide_outb(dma_cmd | 1, hwif->dma_base);
- hwif->dma = 1;
wmb();
}
@@ -375,7 +373,6 @@ static int __scc_dma_end(ide_drive_t *drive)
/* purge DMA mappings */
ide_destroy_dmatable(drive);
/* verify good DMA status */
- hwif->dma = 0;
wmb();
return (dma_stat & 7) != 4 ? (0x10 | dma_stat) : 0;
}
@@ -400,7 +397,7 @@ static int scc_dma_end(ide_drive_t *drive)
/* errata A308 workaround: Step5 (check data loss) */
/* We don't check non ide_disk because it is limited to UDMA4 */
if (!(in_be32((void __iomem *)hwif->io_ports.ctl_addr)
- & ERR_STAT) &&
+ & ATA_ERR) &&
drive->media == ide_disk && drive->current_speed > XFER_UDMA_4) {
reg = in_be32((void __iomem *)intsts_port);
if (!(reg & INTSTS_ACTEINT)) {
@@ -504,7 +501,7 @@ static int scc_dma_test_irq(ide_drive_t *drive)
/* SCC errata A252,A308 workaround: Step4 */
if ((in_be32((void __iomem *)hwif->io_ports.ctl_addr)
- & ERR_STAT) &&
+ & ATA_ERR) &&
(int_stat & INTSTS_INTRQ))
return 1;
@@ -512,9 +509,6 @@ static int scc_dma_test_irq(ide_drive_t *drive)
if (int_stat & INTSTS_IOIRQS)
return 1;
- if (!drive->waiting_for_dma)
- printk(KERN_WARNING "%s: (%s) called while not waiting\n",
- drive->name, __func__);
return 0;
}
@@ -711,7 +705,7 @@ static void scc_tf_load(ide_drive_t *drive, ide_task_t *task)
scc_ide_outb(tf->lbah, io_ports->lbah_addr);
if (task->tf_flags & IDE_TFLAG_OUT_DEVICE)
- scc_ide_outb((tf->device & HIHI) | drive->select.all,
+ scc_ide_outb((tf->device & HIHI) | drive->select,
io_ports->device_addr);
}
@@ -827,6 +821,12 @@ static void __devinit init_iops_scc(ide_hwif_t *hwif)
init_mmio_iops_scc(hwif);
}
+static int __devinit scc_init_dma(ide_hwif_t *hwif,
+ const struct ide_port_info *d)
+{
+ return ide_allocate_dma_engine(hwif);
+}
+
static u8 scc_cable_detect(ide_hwif_t *hwif)
{
return ATA_CBL_PATA80;
@@ -891,6 +891,7 @@ static const struct ide_dma_ops scc_dma_ops = {
{ \
.name = name_str, \
.init_iops = init_iops_scc, \
+ .init_dma = scc_init_dma, \
.init_hwif = init_hwif_scc, \
.tp_ops = &scc_tp_ops, \
.port_ops = &scc_port_ops, \
@@ -928,13 +929,6 @@ static void __devexit scc_remove(struct pci_dev *dev)
{
struct scc_ports *ports = pci_get_drvdata(dev);
struct ide_host *host = ports->host;
- ide_hwif_t *hwif = host->ports[0];
-
- if (hwif->dmatable_cpu) {
- pci_free_consistent(dev, PRD_ENTRIES * PRD_BYTES,
- hwif->dmatable_cpu, hwif->dmatable_dma);
- hwif->dmatable_cpu = NULL;
- }
ide_host_remove(host);
@@ -950,7 +944,7 @@ static const struct pci_device_id scc_pci_tbl[] = {
};
MODULE_DEVICE_TABLE(pci, scc_pci_tbl);
-static struct pci_driver driver = {
+static struct pci_driver scc_pci_driver = {
.name = "SCC IDE",
.id_table = scc_pci_tbl,
.probe = scc_init_one,
@@ -959,14 +953,14 @@ static struct pci_driver driver = {
static int scc_ide_init(void)
{
- return ide_pci_register_driver(&driver);
+ return ide_pci_register_driver(&scc_pci_driver);
}
module_init(scc_ide_init);
/* -- No exit code?
static void scc_ide_exit(void)
{
- ide_pci_unregister_driver(&driver);
+ ide_pci_unregister_driver(&scc_pci_driver);
}
module_exit(scc_ide_exit);
*/