diff options
| author | Chunming Zhou <David1.Zhou@amd.com> | 2016-01-15 11:05:21 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2016-02-10 14:16:49 -0500 |
| commit | 2f4b9400336effee61cbf7f55b7dc35a39096ae1 (patch) | |
| tree | 11ae55e1f51747ebb2d59d51afb9afb0f34925fa /drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | |
| parent | a8480309df2aa8b39e8f67b5202db8cebaff4b72 (diff) | |
drm/amdgpu: clean up hw semaphore support in driver
No longer used.
Signed-off-by: Chunming Zhou <David1.Zhou@amd.com>
Reviewed-by: Ken Wang <Qingqing.Wang@amd.com>
Reviewed-by: Monk Liu <monk.liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c | 29 |
1 files changed, 1 insertions, 28 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c index 5e9f73af83a8..1ee5d5307e15 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v4_2.c @@ -439,33 +439,6 @@ static void uvd_v4_2_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq } /** - * uvd_v4_2_ring_emit_semaphore - emit semaphore command - * - * @ring: amdgpu_ring pointer - * @semaphore: semaphore to emit commands for - * @emit_wait: true if we should emit a wait command - * - * Emit a semaphore command (either wait or signal) to the UVD ring. - */ -static bool uvd_v4_2_ring_emit_semaphore(struct amdgpu_ring *ring, - struct amdgpu_semaphore *semaphore, - bool emit_wait) -{ - uint64_t addr = semaphore->gpu_addr; - - amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_ADDR_LOW, 0)); - amdgpu_ring_write(ring, (addr >> 3) & 0x000FFFFF); - - amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_ADDR_HIGH, 0)); - amdgpu_ring_write(ring, (addr >> 23) & 0x000FFFFF); - - amdgpu_ring_write(ring, PACKET0(mmUVD_SEMA_CMD, 0)); - amdgpu_ring_write(ring, 0x80 | (emit_wait ? 1 : 0)); - - return true; -} - -/** * uvd_v4_2_ring_test_ring - register write test * * @ring: amdgpu_ring pointer @@ -882,7 +855,7 @@ static const struct amdgpu_ring_funcs uvd_v4_2_ring_funcs = { .parse_cs = amdgpu_uvd_ring_parse_cs, .emit_ib = uvd_v4_2_ring_emit_ib, .emit_fence = uvd_v4_2_ring_emit_fence, - .emit_semaphore = uvd_v4_2_ring_emit_semaphore, + .emit_semaphore = NULL, .test_ring = uvd_v4_2_ring_test_ring, .test_ib = uvd_v4_2_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, |