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authorLinus Torvalds <torvalds@linux-foundation.org>2010-04-24 11:32:12 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-04-24 11:32:12 -0700
commit383bee6b54a1eeac3a286812be8a5c3f122fd834 (patch)
tree4949f9d94bb61182b0828a96bc86191eb28f6c99 /arch/x86
parentb39c8be6d5e38f4478be0c7aaf1d3a160a4dd330 (diff)
parentcc2893b6af5265baa1d68b17b136cffca9e40cfa (diff)
downloadlinux-383bee6b54a1eeac3a286812be8a5c3f122fd834.tar.bz2
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: PCI: Ensure we re-enable devices on resume x86/PCI: parse additional host bridge window resource types PCI: revert broken device warning PCI aerdrv: use correct bit defines and add 2ms delay to aer_root_reset x86/PCI: ignore Consumer/Producer bit in ACPI window descriptions
Diffstat (limited to 'arch/x86')
-rw-r--r--arch/x86/pci/acpi.c44
1 files changed, 37 insertions, 7 deletions
diff --git a/arch/x86/pci/acpi.c b/arch/x86/pci/acpi.c
index c7b1ebfb7da7..44f83ce02470 100644
--- a/arch/x86/pci/acpi.c
+++ b/arch/x86/pci/acpi.c
@@ -66,14 +66,44 @@ resource_to_addr(struct acpi_resource *resource,
struct acpi_resource_address64 *addr)
{
acpi_status status;
-
- status = acpi_resource_to_address64(resource, addr);
- if (ACPI_SUCCESS(status) &&
- (addr->resource_type == ACPI_MEMORY_RANGE ||
- addr->resource_type == ACPI_IO_RANGE) &&
- addr->address_length > 0 &&
- addr->producer_consumer == ACPI_PRODUCER) {
+ struct acpi_resource_memory24 *memory24;
+ struct acpi_resource_memory32 *memory32;
+ struct acpi_resource_fixed_memory32 *fixed_memory32;
+
+ memset(addr, 0, sizeof(*addr));
+ switch (resource->type) {
+ case ACPI_RESOURCE_TYPE_MEMORY24:
+ memory24 = &resource->data.memory24;
+ addr->resource_type = ACPI_MEMORY_RANGE;
+ addr->minimum = memory24->minimum;
+ addr->address_length = memory24->address_length;
+ addr->maximum = addr->minimum + addr->address_length - 1;
+ return AE_OK;
+ case ACPI_RESOURCE_TYPE_MEMORY32:
+ memory32 = &resource->data.memory32;
+ addr->resource_type = ACPI_MEMORY_RANGE;
+ addr->minimum = memory32->minimum;
+ addr->address_length = memory32->address_length;
+ addr->maximum = addr->minimum + addr->address_length - 1;
return AE_OK;
+ case ACPI_RESOURCE_TYPE_FIXED_MEMORY32:
+ fixed_memory32 = &resource->data.fixed_memory32;
+ addr->resource_type = ACPI_MEMORY_RANGE;
+ addr->minimum = fixed_memory32->address;
+ addr->address_length = fixed_memory32->address_length;
+ addr->maximum = addr->minimum + addr->address_length - 1;
+ return AE_OK;
+ case ACPI_RESOURCE_TYPE_ADDRESS16:
+ case ACPI_RESOURCE_TYPE_ADDRESS32:
+ case ACPI_RESOURCE_TYPE_ADDRESS64:
+ status = acpi_resource_to_address64(resource, addr);
+ if (ACPI_SUCCESS(status) &&
+ (addr->resource_type == ACPI_MEMORY_RANGE ||
+ addr->resource_type == ACPI_IO_RANGE) &&
+ addr->address_length > 0) {
+ return AE_OK;
+ }
+ break;
}
return AE_ERROR;
}