From: Alex Deucher Date: Tue, 13 Jun 2017 02:55:22 +0000 (-0400) Subject: drm/amdgpu/gfx9: fix compute ring doorbell index X-Git-Tag: v4.14-rc1~484^2~24^2~14 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=7366af81da3d064365f5bb7a484925fd46081484;p=platform%2Fkernel%2Flinux-rpi.git drm/amdgpu/gfx9: fix compute ring doorbell index This got lost when the code was revamped. Copy/paste bug from gfx8. Reported-by: Evan Quan Fixes: 78c168342 (drm/amdgpu: allow split of queues with kfd at queue granularity v4) Reviewed-by: Junwei Zhang Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c index e99df62..5d56126 100644 --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c @@ -1281,7 +1281,7 @@ static int gfx_v9_0_compute_ring_init(struct amdgpu_device *adev, int ring_id, ring->ring_obj = NULL; ring->use_doorbell = true; - ring->doorbell_index = AMDGPU_DOORBELL_MEC_RING0 + ring_id; + ring->doorbell_index = (AMDGPU_DOORBELL_MEC_RING0 + ring_id) << 1; ring->eop_gpu_addr = adev->gfx.mec.hpd_eop_gpu_addr + (ring_id * GFX9_MEC_HPD_SIZE); sprintf(ring->name, "comp_%d.%d.%d", ring->me, ring->pipe, ring->queue);