From edff0e2826412be38f0c7977cbf89262141aad87 Mon Sep 17 00:00:00 2001 From: Jammy Zhou Date: Tue, 1 Sep 2015 13:04:08 +0800 Subject: drm/amdgpu: add insert_nop ring func and default implementation The insert_nop function is added to amdgpu_ring_funcs structure as well as the default implementation Signed-off-by: Jammy Zhou Reviewed-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu.h') diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu.h index 057e7ef5c0d0..668939a14206 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu.h @@ -343,6 +343,8 @@ struct amdgpu_ring_funcs { int (*test_ring)(struct amdgpu_ring *ring); int (*test_ib)(struct amdgpu_ring *ring); bool (*is_lockup)(struct amdgpu_ring *ring); + /* insert NOP packets */ + void (*insert_nop)(struct amdgpu_ring *ring, uint32_t count); }; /* @@ -1217,6 +1219,7 @@ int amdgpu_ib_ring_tests(struct amdgpu_device *adev); void amdgpu_ring_free_size(struct amdgpu_ring *ring); int amdgpu_ring_alloc(struct amdgpu_ring *ring, unsigned ndw); int amdgpu_ring_lock(struct amdgpu_ring *ring, unsigned ndw); +void amdgpu_ring_insert_nop(struct amdgpu_ring *ring, uint32_t count); void amdgpu_ring_commit(struct amdgpu_ring *ring); void amdgpu_ring_unlock_commit(struct amdgpu_ring *ring); void amdgpu_ring_undo(struct amdgpu_ring *ring); -- cgit v1.2.3