diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-11-18 21:37:07 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-11-18 21:37:07 +0100 |
| commit | 5177dc3f2b3220b2dcfcf35eb9e6ec53ee818231 (patch) | |
| tree | 29dd80a7b33426d0890aa07b5864224557c62af7 /drivers/pci/pci-acpi.c | |
| parent | 0bb943c7a2136716757a263f604d26309fd98042 (diff) | |
| parent | 7f0f598a0069d1ab072375965a4b69137233169c (diff) | |
Merge branch 'linus' into tracing/urgent
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 b3a63edb6901..ae5ec76dca77 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"); |