openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

drm/amdgpu:set cond_exec polling value to 1 in ring_init 

no need to set it per ib_schedule(), hw won't override
this polling address.

Signed-off-by: Monk Liu <Monk.Liu@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Monk Liu 2017-01-18 10:31:18 +08:00 committed by Alex Deucher
parent c2ce92fc79
commit 714fbf8039
2 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/gpu/drm/amd/amdgpu/amdgpu_ib.c
View File

@ -175,9 +175,6 @@ int amdgpu_ib_schedule(struct amdgpu_ring *ring, unsigned num_ibs,
if (ring->funcs->emit_hdp_flush)
amdgpu_ring_emit_hdp_flush(ring);
/* always set cond_exec_polling to CONTINUE */
*ring->cond_exe_cpu_addr = 1;
skip_preamble = ring->current_ctx == fence_ctx;
need_ctx_switch = ring->current_ctx != fence_ctx;
if (job && ring->funcs->emit_cntxcntl) {

2
drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
View File

@ -207,6 +207,8 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
}
ring->cond_exe_gpu_addr = adev->wb.gpu_addr + (ring->cond_exe_offs * 4);
ring->cond_exe_cpu_addr = &adev->wb.wb[ring->cond_exe_offs];
/* always set cond_exec_polling to CONTINUE */
*ring->cond_exe_cpu_addr = 1;
r = amdgpu_fence_driver_start_ring(ring, irq_src, irq_type);
if (r) {