diff options
| author | Andres Rodriguez <[email protected]> | 2017-09-26 16:22:46 +0000 |
|---|---|---|
| committer | Alex Deucher <[email protected]> | 2017-09-28 20:03:21 +0000 |
| commit | 4a75aefe3feb99ff87c1ea594b4db377b98f50e8 (patch) | |
| tree | 2dd2f568285048c077663b1e768c5e6393df54f2 /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | |
| parent | drm/amdgpu: use multipipe compute policy on non PL11 asics (diff) | |
| download | kernel-4a75aefe3feb99ff87c1ea594b4db377b98f50e8.tar.gz kernel-4a75aefe3feb99ff87c1ea594b4db377b98f50e8.zip | |
drm/amdgpu: add option for force enable multipipe policy for compute
Useful for testing the effects of multipipe compute without recompiling.
Acked-by: Felix Kuehling <[email protected]>
Signed-off-by: Andres Rodriguez <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c index 3930fcc3e344..83435ccbad44 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c @@ -111,6 +111,12 @@ void amdgpu_gfx_parse_disable_cu(unsigned *mask, unsigned max_se, unsigned max_s static bool amdgpu_gfx_is_multipipe_capable(struct amdgpu_device *adev) { + if (amdgpu_compute_multipipe != -1) { + DRM_INFO("amdgpu: forcing compute pipe policy %d\n", + amdgpu_compute_multipipe); + return amdgpu_compute_multipipe == 1; + } + /* FIXME: spreading the queues across pipes causes perf regressions * on POLARIS11 compute workloads */ if (adev->asic_type == CHIP_POLARIS11) |