drm/amdgpu: wire up emit_wreg for VCN v1

Needed for vm_flush unification.

Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
index 85a0ecaba3e3ffb792f065a939bf014155e7386d..8efe7f3ec0a13414b5f04275db4b222f3506f115 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/vcn_v1_0.c
@@ -1061,6 +1061,14 @@ static void vcn_v1_0_enc_ring_emit_vm_flush(struct amdgpu_ring *ring,
        amdgpu_ring_write(ring, 1 << vmid);
 }
 
+static void vcn_v1_0_enc_ring_emit_wreg(struct amdgpu_ring *ring,
+                                       uint32_t reg, uint32_t val)
+{
+       amdgpu_ring_write(ring, VCN_ENC_CMD_REG_WRITE);
+       amdgpu_ring_write(ring, reg << 2);
+       amdgpu_ring_write(ring, val);
+}
+
 static int vcn_v1_0_set_interrupt_state(struct amdgpu_device *adev,
                                        struct amdgpu_irq_src *source,
                                        unsigned type,
@@ -1152,6 +1160,7 @@ static const struct amdgpu_ring_funcs vcn_v1_0_dec_ring_vm_funcs = {
        .pad_ib = amdgpu_ring_generic_pad_ib,
        .begin_use = amdgpu_vcn_ring_begin_use,
        .end_use = amdgpu_vcn_ring_end_use,
+       .emit_wreg = vcn_v1_0_enc_ring_emit_wreg,
 };
 
 static const struct amdgpu_ring_funcs vcn_v1_0_enc_ring_vm_funcs = {