diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
index dac520eb0553..7a3b7272d093 100644
--- a/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gfx_v7_0.c
@@ -2547,8 +2547,12 @@ static int gfx_v7_0_cp_gfx_resume(struct amdgpu_device *adev)
 	WREG32(mmSCRATCH_ADDR, 0);
 
 	/* ring 0 - compute and gfx */
-	/* Set ring buffer size */
 	ring = &adev->gfx.gfx_ring[0];
+	*ring->wptr_cpu_addr = 0;
+	*ring->rptr_cpu_addr = 0;
+	amdgpu_ring_clear_ring(ring);
+
+	/* Set ring buffer size */
 	rb_bufsz = order_base_2(ring->ring_size / 8);
 	tmp = (order_base_2(AMDGPU_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
 #ifdef __BIG_ENDIAN
@@ -2560,6 +2564,7 @@ static int gfx_v7_0_cp_gfx_resume(struct amdgpu_device *adev)
 	WREG32(mmCP_RB0_CNTL, tmp | CP_RB0_CNTL__RB_RPTR_WR_ENA_MASK);
 	ring->wptr = 0;
 	WREG32(mmCP_RB0_WPTR, lower_32_bits(ring->wptr));
+	WREG32(mmCP_RB0_RPTR, lower_32_bits(ring->wptr));
 
 	/* set the wb address whether it's enabled or not */
 	rptr_addr = ring->rptr_gpu_addr;