drm/amdgpu: partially revert "drm/amdgpu: fix VM_CONTEXT*_PAGE_TABLE_END_ADDR" v2
authorChristian König <christian.koenig@amd.com>
Thu, 3 Dec 2015 19:54:35 +0000 (20:54 +0100)
committerAlex Deucher <alexander.deucher@amd.com>
Fri, 4 Dec 2015 18:06:59 +0000 (13:06 -0500)
The gtt_end is already inclusive, we don't need to subtract one here.

v2 (chk): keep the fix for the VM code, cause here it really applies.

Signed-off-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Anatoli Antonovitch <anatoli.antonovitch@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c
drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c

index 7427d8cd4c43fae6068c8a3455ac98f3627ff044..ed8abb58a785ef3efaba87a806e7bcdef7188a1b 100644 (file)
@@ -513,7 +513,7 @@ static int gmc_v7_0_gart_enable(struct amdgpu_device *adev)
        WREG32(mmVM_L2_CNTL3, tmp);
        /* setup context0 */
        WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12);
-       WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, (adev->mc.gtt_end >> 12) - 1);
+       WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12);
        WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
        WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
                        (u32)(adev->dummy_page.addr >> 12));
index cb0e50ebb5285cef90b4a2879cd3cd800129c296..d390284408144c923d8571da0df70b3fab38879c 100644 (file)
@@ -657,7 +657,7 @@ static int gmc_v8_0_gart_enable(struct amdgpu_device *adev)
        WREG32(mmVM_L2_CNTL4, tmp);
        /* setup context0 */
        WREG32(mmVM_CONTEXT0_PAGE_TABLE_START_ADDR, adev->mc.gtt_start >> 12);
-       WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, (adev->mc.gtt_end >> 12) - 1);
+       WREG32(mmVM_CONTEXT0_PAGE_TABLE_END_ADDR, adev->mc.gtt_end >> 12);
        WREG32(mmVM_CONTEXT0_PAGE_TABLE_BASE_ADDR, adev->gart.table_addr >> 12);
        WREG32(mmVM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
                        (u32)(adev->dummy_page.addr >> 12));