patch#1~18 are Acked-by: Chunming Zhou <david1.zhou at amd.com> patch#19~21 are Reviewed-by: Chunming Zhou <david1.zhou at amd.com> On 2018å¹´01æ??19æ?¥ 19:48, Christian König wrote: > Needed for vm_flush unification. > > v2: handle compute rings as well. > > Signed-off-by: Christian König <christian.koenig at amd.com> > --- > drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c | 14 ++++++++++++++ > 1 file changed, 14 insertions(+) > > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c > index 39acafbc84d6..ebe42632def0 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v6_0.c > @@ -2402,6 +2402,18 @@ static void gfx_v6_0_ring_emit_vm_flush(struct amdgpu_ring *ring, > } > } > > +static void gfx_v6_0_ring_emit_wreg(struct amdgpu_ring *ring, > + uint32_t reg, uint32_t val) > +{ > + int usepfp = (ring->funcs->type == AMDGPU_RING_TYPE_GFX); > + > + amdgpu_ring_write(ring, PACKET3(PACKET3_WRITE_DATA, 3)); > + amdgpu_ring_write(ring, (WRITE_DATA_ENGINE_SEL(usepfp) | > + WRITE_DATA_DST_SEL(0))); > + amdgpu_ring_write(ring, reg); > + amdgpu_ring_write(ring, 0); > + amdgpu_ring_write(ring, val); > +} > > static void gfx_v6_0_rlc_fini(struct amdgpu_device *adev) > { > @@ -3529,6 +3541,7 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_gfx = { > .test_ib = gfx_v6_0_ring_test_ib, > .insert_nop = amdgpu_ring_insert_nop, > .emit_cntxcntl = gfx_v6_ring_emit_cntxcntl, > + .emit_wreg = gfx_v6_0_ring_emit_wreg, > }; > > static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_compute = { > @@ -3554,6 +3567,7 @@ static const struct amdgpu_ring_funcs gfx_v6_0_ring_funcs_compute = { > .test_ring = gfx_v6_0_ring_test_ring, > .test_ib = gfx_v6_0_ring_test_ib, > .insert_nop = amdgpu_ring_insert_nop, > + .emit_wreg = gfx_v6_0_ring_emit_wreg, > }; > > static void gfx_v6_0_set_ring_funcs(struct amdgpu_device *adev)