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| author | Alex Deucher <alexdeucher@gmail.com> | 2011-07-01 13:18:28 -0400 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2011-07-02 07:09:08 +1000 |
| commit | 8208441be21eb3df448e171c4e5cf92756f287da (patch) | |
| tree | b3b0d4b1195fceca989beb48c5482daf411d7cea /drivers/gpu | |
| parent | daf54f1f363a61c618662ef66d4bf09d2b090941 (diff) | |
| download | linux-3.10-8208441be21eb3df448e171c4e5cf92756f287da.tar.gz linux-3.10-8208441be21eb3df448e171c4e5cf92756f287da.tar.bz2 linux-3.10-8208441be21eb3df448e171c4e5cf92756f287da.zip | |
drm/radeon/kms: use correct reg on fusion when reading back mem config
Signed-off-by: Alex Deucher <alexdeucher@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/radeon/evergreen.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c index 12d2fdc5241..e8a5ffb0124 100644 --- a/drivers/gpu/drm/radeon/evergreen.c +++ b/drivers/gpu/drm/radeon/evergreen.c @@ -2248,7 +2248,10 @@ int evergreen_mc_init(struct radeon_device *rdev) /* Get VRAM informations */ rdev->mc.vram_is_ddr = true; - tmp = RREG32(MC_ARB_RAMCFG); + if (rdev->flags & RADEON_IS_IGP) + tmp = RREG32(FUS_MC_ARB_RAMCFG); + else + tmp = RREG32(MC_ARB_RAMCFG); if (tmp & CHANSIZE_OVERRIDE) { chansize = 16; } else if (tmp & CHANSIZE_MASK) { |