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Commit c79ecfbf authored by Monk Liu's avatar Monk Liu Committed by Alex Deucher
Browse files

drm/amdgpu:imple ring clear 



we can use it clear ring buffer instead of fullfill
0, which is not correct for engine

Signed-off-by: default avatarMonk Liu <Monk.Liu@amd.com>
Reviewed-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9b49c3ab

drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h

+7 −0
Original line number Diff line number Diff line
@@ -186,5 +186,12 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring, 
		     unsigned ring_size, struct amdgpu_irq_src *irq_src,

		     unsigned irq_type);

void amdgpu_ring_fini(struct amdgpu_ring *ring);

static inline void amdgpu_ring_clear_ring(struct amdgpu_ring *ring)

{

	int i = 0;

	while (i <= ring->ptr_mask)

		ring->ring[i++] = ring->funcs->nop;



}



#endif