From: Alex Deucher <alexander.deuc...@amd.com>
Signed-off-by: Alex Deucher <alexander.deuc...@amd.com>
---
drivers/gpu/drm/radeon/ni.c | 7 ++++++-
1 files changed, 6 insertions(+), 1 deletions(-)
diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c
index 833892f..bae3ec3 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;
}
--
1.7.7.5
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