Gitweb: http://git.kernel.org/linus/07bb084c9306107204ef5691d4ce6f61213af6c2
Commit: 07bb084c9306107204ef5691d4ce6f61213af6c2
Parent: b26c949755c06ec79e55a75817210083bd78fc9a
Author: Alex Deucher <alexdeucher@gmail.com>
AuthorDate: Tue Jun 22 21:58:26 2010 -0400
Committer: Dave Airlie <airlied@redhat.com>
CommitDate: Thu Jul 1 11:59:36 2010 +1000
drm/radeon/kms: avoid oops on mac r4xx cards
They don't have an atombios so don't attempt to use it for
eng/mem clocks.
Reported by spoonb on #radeon
fixes:
https://bugs.freedesktop.org/show_bug.cgi?id=28671
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
---
drivers/gpu/drm/radeon/radeon_asic.c | 7 +++++++
1 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 87f7e2c..646f96f 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -780,6 +780,13 @@ int radeon_asic_init(struct radeon_device *rdev)
case CHIP_R423:
case CHIP_RV410:
rdev->asic = &r420_asic;
+ /* handle macs */
+ if (rdev->bios == NULL) {
+ rdev->asic->get_engine_clock = &radeon_legacy_get_engine_clock;
+ rdev->asic->set_engine_clock = &radeon_legacy_set_engine_clock;
+ rdev->asic->get_memory_clock = &radeon_legacy_get_memory_clock;
+ rdev->asic->set_memory_clock = NULL;
+ }
break;
case CHIP_RS400:
case CHIP_RS480:
--
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