VisionFive2 Linux kernel

StarFive Tech Linux Kernel for VisionFive (JH7110) boards (mirror)

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author: Yifan Zhang <yifan1.zhang@amd.com> 2021-06-19 11:39:43 +0800 committer: Alex Deucher <alexander.deucher@amd.com> 2021-06-21 17:22:06 -0400 commit: baacf52a473b24e10322b67757ddb92ab8d86717 parent: 4c6a23188e26339fd3dbc78e6ce6fe0fc4009553
Commit Summary:
Revert "drm/amdgpu/gfx10: enlarge CP_MEC_DOORBELL_RANGE_UPPER to cover full doorbell."
Diffstat:
1 file changed, 1 insertion, 5 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
index 327b1f8213a8..0597aeb5f0e8 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v10_0.c
@@ -6871,12 +6871,8 @@ static int gfx_v10_0_kiq_init_register(struct amdgpu_ring *ring)
 	if (ring->use_doorbell) {
 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_LOWER,
 			(adev->doorbell_index.kiq * 2) << 2);
-		/* If GC has entered CGPG, ringing doorbell > first page doesn't
-		 * wakeup GC. Enlarge CP_MEC_DOORBELL_RANGE_UPPER to workaround
-		 * this issue.
-		 */
 		WREG32_SOC15(GC, 0, mmCP_MEC_DOORBELL_RANGE_UPPER,
-			(adev->doorbell.size - 4));
+			(adev->doorbell_index.userqueue_end * 2) << 2);
 	}
 
 	WREG32_SOC15(GC, 0, mmCP_HQD_PQ_DOORBELL_CONTROL,