diff options
| author | Paul Mackerras <paulus@samba.org> | 2008-11-19 16:10:32 +1100 |
|---|---|---|
| committer | Paul Mackerras <paulus@samba.org> | 2008-11-19 16:10:32 +1100 |
| commit | cea555d384b85271035814c5adad23e6c7fc5d2a (patch) | |
| tree | 1181b6333a69a135293ec75f8a48c849ee32c015 /drivers/pci/pci-acpi.c | |
| parent | 78608dd32ce46789e970d6c3c423cd668c138d6c (diff) | |
| parent | 7f0f598a0069d1ab072375965a4b69137233169c (diff) | |
Merge branch 'linux-2.6' into next
Diffstat (limited to 'drivers/pci/pci-acpi.c')
| -rw-r--r-- | drivers/pci/pci-acpi.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/drivers/pci/pci-acpi.c b/drivers/pci/pci-acpi.c index b3a63edb690..ae5ec76dca7 100644 --- a/drivers/pci/pci-acpi.c +++ b/drivers/pci/pci-acpi.c @@ -63,7 +63,7 @@ static acpi_status acpi_run_osc(acpi_handle handle, union acpi_object in_params[4]; struct acpi_buffer output = {ACPI_ALLOCATE_BUFFER, NULL}; union acpi_object *out_obj; - u32 osc_dw0, flags = osc_args->capbuf[OSC_QUERY_TYPE]; + u32 errors, flags = osc_args->capbuf[OSC_QUERY_TYPE]; /* Setting up input parameters */ input.count = 4; @@ -92,15 +92,16 @@ static acpi_status acpi_run_osc(acpi_handle handle, status = AE_TYPE; goto out_kfree; } - osc_dw0 = *((u32 *)out_obj->buffer.pointer); - if (osc_dw0) { - if (osc_dw0 & OSC_REQUEST_ERROR) + /* Need to ignore the bit0 in result code */ + errors = *((u32 *)out_obj->buffer.pointer) & ~(1 << 0); + if (errors) { + if (errors & OSC_REQUEST_ERROR) printk(KERN_DEBUG "_OSC request fails\n"); - if (osc_dw0 & OSC_INVALID_UUID_ERROR) + if (errors & OSC_INVALID_UUID_ERROR) printk(KERN_DEBUG "_OSC invalid UUID\n"); - if (osc_dw0 & OSC_INVALID_REVISION_ERROR) + if (errors & OSC_INVALID_REVISION_ERROR) printk(KERN_DEBUG "_OSC invalid revision\n"); - if (osc_dw0 & OSC_CAPABILITIES_MASK_ERROR) { + if (errors & OSC_CAPABILITIES_MASK_ERROR) { if (flags & OSC_QUERY_ENABLE) goto out_success; printk(KERN_DEBUG "_OSC FW not grant req. control\n"); |