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| author | Andres Rodriguez <andresx7@gmail.com> | 2017-09-26 12:22:46 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-28 16:03:21 -0400 |
| commit | 4a75aefe3feb99ff87c1ea594b4db377b98f50e8 (patch) | |
| tree | 2dd2f568285048c077663b1e768c5e6393df54f2 /drivers/gpu/drm/amd/amdgpu/amdgpu_gfx.c | |
| parent | 0f7607d484f57c31a3e0b5b4e75ff1366cc90b6b (diff) | |
| download | linux-4a75aefe3feb99ff87c1ea594b4db377b98f50e8.tar.bz2 | |
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 <Felix.Kuehling@amd.com>
Signed-off-by: Andres Rodriguez <andresx7@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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) |