diff options
| author |   Alex Deucher <alexdeucher@gmail.com> | 2010-06-22 21:58:26 -0400 |
|---|---|---|
| committer |   Dave Airlie <airlied@redhat.com> | 2010-07-01 11:59:36 +1000 |
| commit | 07bb084c9306107204ef5691d4ce6f61213af6c2 (patch) | |
| tree | bcd6cf5bad2d19480972f0329ab4469cc5f54216 /drivers | |
| parent | fb: fix colliding defines for fb flags. (diff) | |
| download | linux-dev-07bb084c9306107204ef5691d4ce6f61213af6c2.tar.xz linux-dev-07bb084c9306107204ef5691d4ce6f61213af6c2.zip | |
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>
Diffstat (limited to 'drivers')
| -rw-r--r-- | 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 87f7e2cc52d4..646f96f97c77 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: |