drm/amdgpu: Skip PCTL0_MMHUB_DEEPSLEEP_IB write in jpegv4.0.3 under SRIOV

PCTL0_MMHUB_DEEPSLEEP_IB is blocked for VF access

Signed-off-by: Victor Lu <victorchengchi.lu@amd.com>
Reviewed-by: Samir Dhume <samir.dhume@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
index 9a8ec4d7e3334c84d29c81b5ad625193a9edddbd..82b6b62c170ba4f7d56be90e0733611894325cae 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
+++ b/drivers/gpu/drm/amd/amdgpu/jpeg_v4_0_3.c
@@ -654,9 +654,11 @@ static void jpeg_v4_0_3_dec_ring_set_wptr(struct amdgpu_ring *ring)
  */
 static void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring)
 {
-       amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
-               0, 0, PACKETJ_TYPE0));
-       amdgpu_ring_write(ring, 0x62a04); /* PCTL0_MMHUB_DEEPSLEEP_IB */
+       if (!amdgpu_sriov_vf(ring->adev)) {
+               amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
+                       0, 0, PACKETJ_TYPE0));
+               amdgpu_ring_write(ring, 0x62a04); /* PCTL0_MMHUB_DEEPSLEEP_IB */
+       }
 
        amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
                0, 0, PACKETJ_TYPE0));
@@ -672,9 +674,11 @@ static void jpeg_v4_0_3_dec_ring_insert_start(struct amdgpu_ring *ring)
  */
 static void jpeg_v4_0_3_dec_ring_insert_end(struct amdgpu_ring *ring)
 {
-       amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
-               0, 0, PACKETJ_TYPE0));
-       amdgpu_ring_write(ring, 0x62a04);
+       if (!amdgpu_sriov_vf(ring->adev)) {
+               amdgpu_ring_write(ring, PACKETJ(regUVD_JRBC_EXTERNAL_REG_INTERNAL_OFFSET,
+                       0, 0, PACKETJ_TYPE0));
+               amdgpu_ring_write(ring, 0x62a04);
+       }
 
        amdgpu_ring_write(ring, PACKETJ(JRBC_DEC_EXTERNAL_REG_WRITE_ADDR,
                0, 0, PACKETJ_TYPE0));