From 2f4b9400336effee61cbf7f55b7dc35a39096ae1 Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Fri, 15 Jan 2016 11:05:21 +0800 Subject: drm/amdgpu: clean up hw semaphore support in driver No longer used. Signed-off-by: Chunming Zhou Reviewed-by: Ken Wang Reviewed-by: Monk Liu Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c | 29 +---------------------------- 1 file changed, 1 insertion(+), 28 deletions(-) (limited to 'drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c') diff --git a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c index 38864f562981..a928f51091c2 100644 --- a/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c +++ b/drivers/gpu/drm/amd/amdgpu/uvd_v5_0.c @@ -482,33 +482,6 @@ static void uvd_v5_0_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq amdgpu_ring_write(ring, 2); } -/** - * uvd_v5_0_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_v5_0_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_v5_0_ring_test_ring - register write test * @@ -821,7 +794,7 @@ static const struct amdgpu_ring_funcs uvd_v5_0_ring_funcs = { .parse_cs = amdgpu_uvd_ring_parse_cs, .emit_ib = uvd_v5_0_ring_emit_ib, .emit_fence = uvd_v5_0_ring_emit_fence, - .emit_semaphore = uvd_v5_0_ring_emit_semaphore, + .emit_semaphore = NULL, .test_ring = uvd_v5_0_ring_test_ring, .test_ib = uvd_v5_0_ring_test_ib, .insert_nop = amdgpu_ring_insert_nop, -- cgit v1.2.3