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path: root/drivers/ata/pata_jmicron.c
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Diffstat (limited to 'drivers/ata/pata_jmicron.c')
-rw-r--r--drivers/ata/pata_jmicron.c26
1 files changed, 9 insertions, 17 deletions
diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c
index 2d661cb4df3..7a635dd326f 100644
--- a/drivers/ata/pata_jmicron.c
+++ b/drivers/ata/pata_jmicron.c
@@ -161,16 +161,16 @@ static const struct ata_port_operations jmicron_ops = {
.bmdma_status = ata_bmdma_status,
.qc_prep = ata_qc_prep,
.qc_issue = ata_qc_issue_prot,
- .data_xfer = ata_pio_data_xfer,
+ .data_xfer = ata_data_xfer,
/* IRQ-related hooks */
.irq_handler = ata_interrupt,
.irq_clear = ata_bmdma_irq_clear,
+ .irq_on = ata_irq_on,
+ .irq_ack = ata_irq_ack,
/* Generic PATA PCI ATA helpers */
.port_start = ata_port_start,
- .port_stop = ata_port_stop,
- .host_stop = ata_host_stop,
};
@@ -204,20 +204,12 @@ static int jmicron_init_one (struct pci_dev *pdev, const struct pci_device_id *i
u32 reg;
- if (id->driver_data != 368) {
- /* Put the controller into AHCI mode in case the AHCI driver
- has not yet been loaded. This can be done with either
- function present */
+ /* PATA controller is fn 1, AHCI is fn 0 */
+ if (id->driver_data != 368 && PCI_FUNC(pdev->devfn) != 1)
+ return -ENODEV;
- /* FIXME: We may want a way to override this in future */
- pci_write_config_byte(pdev, 0x41, 0xa1);
-
- /* PATA controller is fn 1, AHCI is fn 0 */
- if (PCI_FUNC(pdev->devfn) != 1)
- return -ENODEV;
- }
- if ( id->driver_data == 365 || id->driver_data == 366) {
- /* The 365/66 have two PATA channels, redirect the second */
+ /* The 365/66 have two PATA channels, redirect the second */
+ if (id->driver_data == 365 || id->driver_data == 366) {
pci_read_config_dword(pdev, 0x80, &reg);
reg |= (1 << 24); /* IDE1 to PATA IDE secondary */
pci_write_config_dword(pdev, 0x80, reg);
@@ -229,7 +221,7 @@ static int jmicron_init_one (struct pci_dev *pdev, const struct pci_device_id *i
static int jmicron_reinit_one(struct pci_dev *pdev)
{
u32 reg;
-
+
switch(pdev->device) {
case PCI_DEVICE_ID_JMICRON_JMB368:
break;