drm/amdgpu:Use register UVD_SCRATCH9 for VCN ring/ib test

Use register UVD_SCRATCH9 for VCN ring/ib test. Since those registers
can't be directly accessed under DPG(Dynamic Power Gate) mode.

Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
index a73674f..27262a8 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vcn.c
@@ -264,7 +264,7 @@ int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring)
        unsigned i;
        int r;
 
-       WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0xCAFEDEAD);
+       WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9), 0xCAFEDEAD);
        r = amdgpu_ring_alloc(ring, 3);
        if (r) {
                DRM_ERROR("amdgpu: cp failed to lock ring %d (%d).\n",
@@ -272,11 +272,11 @@ int amdgpu_vcn_dec_ring_test_ring(struct amdgpu_ring *ring)
                return r;
        }
        amdgpu_ring_write(ring,
-               PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0));
+               PACKET0(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9), 0));
        amdgpu_ring_write(ring, 0xDEADBEEF);
        amdgpu_ring_commit(ring);
        for (i = 0; i < adev->usec_timeout; i++) {
-               tmp = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID));
+               tmp = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9));
                if (tmp == 0xDEADBEEF)
                        break;
                DRM_UDELAY(1);
@@ -616,7 +616,7 @@ int amdgpu_vcn_jpeg_ring_test_ring(struct amdgpu_ring *ring)
        unsigned i;
        int r;
 
-       WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0xCAFEDEAD);
+       WREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9), 0xCAFEDEAD);
        r = amdgpu_ring_alloc(ring, 3);
 
        if (r) {
@@ -626,12 +626,12 @@ int amdgpu_vcn_jpeg_ring_test_ring(struct amdgpu_ring *ring)
        }
 
        amdgpu_ring_write(ring,
-               PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID), 0, 0, 0));
+               PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9), 0, 0, 0));
        amdgpu_ring_write(ring, 0xDEADBEEF);
        amdgpu_ring_commit(ring);
 
        for (i = 0; i < adev->usec_timeout; i++) {
-               tmp = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_CONTEXT_ID));
+               tmp = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9));
                if (tmp == 0xDEADBEEF)
                        break;
                DRM_UDELAY(1);
@@ -665,7 +665,7 @@ static int amdgpu_vcn_jpeg_set_reg(struct amdgpu_ring *ring, uint32_t handle,
 
        ib = &job->ibs[0];
 
-       ib->ptr[0] = PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_JPEG_PITCH), 0, 0, PACKETJ_TYPE0);
+       ib->ptr[0] = PACKETJ(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9), 0, 0, PACKETJ_TYPE0);
        ib->ptr[1] = 0xDEADBEEF;
        for (i = 2; i < 16; i += 2) {
                ib->ptr[i] = PACKETJ(0, 0, 0, PACKETJ_TYPE6);
@@ -714,7 +714,7 @@ int amdgpu_vcn_jpeg_ring_test_ib(struct amdgpu_ring *ring, long timeout)
                r = 0;
 
        for (i = 0; i < adev->usec_timeout; i++) {
-               tmp = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_JPEG_PITCH));
+               tmp = RREG32(SOC15_REG_OFFSET(UVD, 0, mmUVD_SCRATCH9));
                if (tmp == 0xDEADBEEF)
                        break;
                DRM_UDELAY(1);