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drm/amdgpu: Add helper function amdgpu_ring_set_preempt_cond_exec 

can preempt the ring by setting cond_exec to false

Acked-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Rex Zhu 2018-10-08 14:55:42 +08:00 committed by Alex Deucher
parent 6f298bd815
commit dfc9847956
1 changed files with 6 additions and 0 deletions
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6
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.h
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@ -266,6 +266,12 @@ void amdgpu_ring_emit_reg_write_reg_wait_helper(struct amdgpu_ring *ring,
bool amdgpu_ring_soft_recovery(struct amdgpu_ring *ring, unsigned int vmid,
struct dma_fence *fence);
static inline void amdgpu_ring_set_preempt_cond_exec(struct amdgpu_ring *ring,
bool cond_exec)
{
*ring->cond_exe_cpu_addr = cond_exec;
}
static inline void amdgpu_ring_clear_ring(struct amdgpu_ring *ring)
{
int i = 0;