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authorPaul Mackerras <paulus@samba.org>2007-02-07 14:05:13 +1100
committerPaul Mackerras <paulus@samba.org>2007-02-07 14:05:13 +1100
commit8423200553113cc031caa9b147f6150a8e26545c (patch)
tree752c93a200c9ba056c7469c96f7e27d02c99291d /drivers/ata/pata_jmicron.c
parentf03e64f2ca6ee3d0b7824536b1940497701fe766 (diff)
parent62d0cfcb27cf755cebdc93ca95dabc83608007cd (diff)
Merge branch 'linux-2.6'
Diffstat (limited to 'drivers/ata/pata_jmicron.c')
-rw-r--r--drivers/ata/pata_jmicron.c18
1 files changed, 5 insertions, 13 deletions
diff --git a/drivers/ata/pata_jmicron.c b/drivers/ata/pata_jmicron.c
index 2d661cb4df3..d50264af284 100644
--- a/drivers/ata/pata_jmicron.c
+++ b/drivers/ata/pata_jmicron.c
@@ -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);