From e71270fd80e99211a704c981c0f48d4e02a33473 Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Tue, 20 Mar 2012 17:18:38 -0400 Subject: [PATCH] drm/radeon/kms/vm: set vram base offset properly for TN Signed-off-by: Alex Deucher Signed-off-by: Dave Airlie --- drivers/gpu/drm/radeon/ni.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/radeon/ni.c b/drivers/gpu/drm/radeon/ni.c index 833892f1f48a..bae3ec332b45 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; } -- GitLab