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authorAlex Deucher <alexander.deucher@amd.com>2012-03-20 17:18:38 -0400
committerDave Airlie <airlied@redhat.com>2012-03-21 06:55:57 +0000
commite71270fd80e99211a704c981c0f48d4e02a33473 (patch)
tree711149e5928ba0b30065ae2993b076aef4e46813 /drivers/gpu
parent05b3ef69e5626799cbe6784bae09ad49f963721f (diff)
drm/radeon/kms/vm: set vram base offset properly for TN
Signed-off-by: Alex Deucher <alexander.deucher@amd.com> Signed-off-by: Dave Airlie <airlied@redhat.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/radeon/ni.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 833892f1f48..bae3ec332b4 100644
--- a/drivers/gpu/drm/radeon/ni.c
+++ b/drivers/gpu/drm/radeon/ni.c
@@ -1746,7 +1746,12 @@ int cayman_vm_init(struct radeon_device *rdev)
/* number of VMs */
rdev->vm_manager.nvm = 8;
/* base offset of vram pages */
- rdev->vm_manager.vram_base_offset = 0;
+ if (rdev->flags & RADEON_IS_IGP) {
+ u64 tmp = RREG32(FUS_MC_VM_FB_OFFSET);
+ tmp <<= 22;
+ rdev->vm_manager.vram_base_offset = tmp;
+ } else
+ rdev->vm_manager.vram_base_offset = 0;
return 0;
}