diff options
| author | Kevin Wang <Kevin1.Wang@amd.com> | 2018-12-26 16:13:09 +0800 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-03-19 15:03:57 -0500 |
| commit | 2f25158d7db8a435a65f22ca194fc461cb26db82 (patch) | |
| tree | c9abad2a935c2bacc06cc232e7b3f13b88534690 | |
| parent | 6b816d7316397b5898609e8da31c33790ef34ea0 (diff) | |
drm/amd/powerplay: implement feature get&set functions
add smu feature operation function helper to deal with smu feature
bitmap.
Signed-off-by: Kevin Wang <Kevin1.Wang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 37 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h | 5 |
2 files changed, 42 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c index f9b254c8dad9..aba3fb1a6bdb 100644 --- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c @@ -49,6 +49,43 @@ int smu_feature_init_dpm(struct smu_context *smu) return ret; } +int smu_feature_is_enabled(struct smu_context *smu, int feature_id) +{ + struct smu_feature *feature = &smu->smu_feature; + WARN_ON(feature_id > feature->feature_num); + return test_bit(feature_id, feature->enabled); +} + +int smu_feature_set_enabled(struct smu_context *smu, int feature_id, bool enable) +{ + struct smu_feature *feature = &smu->smu_feature; + WARN_ON(feature_id > feature->feature_num); + if (enable) + test_and_set_bit(feature_id, feature->enabled); + else + test_and_clear_bit(feature_id, feature->enabled); + return 0; +} + +int smu_feature_is_supported(struct smu_context *smu, int feature_id) +{ + struct smu_feature *feature = &smu->smu_feature; + WARN_ON(feature_id > feature->feature_num); + return test_bit(feature_id, feature->supported); +} + +int smu_feature_set_supported(struct smu_context *smu, int feature_id, + bool enable) +{ + struct smu_feature *feature = &smu->smu_feature; + WARN_ON(feature_id > feature->feature_num); + if (enable) + test_and_set_bit(feature_id, feature->supported); + else + test_and_clear_bit(feature_id, feature->supported); + return 0; +} + static int smu_set_funcs(struct amdgpu_device *adev) { struct smu_context *smu = &adev->smu; diff --git a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h index 740dae2d6221..dfabd73fedaf 100644 --- a/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h +++ b/drivers/gpu/drm/amd/powerplay/inc/amdgpu_smu.h @@ -327,4 +327,9 @@ extern const struct amd_ip_funcs smu_ip_funcs; extern const struct amdgpu_ip_block_version smu_v11_0_ip_block; extern int smu_feature_init_dpm(struct smu_context *smu); +extern int smu_feature_is_enabled(struct smu_context *smu, int feature_id); +extern int smu_feature_set_enabled(struct smu_context *smu, int feature_id, bool enable); +extern int smu_feature_is_supported(struct smu_context *smu, int feature_id); +extern int smu_feature_set_supported(struct smu_context *smu, int feature_id, bool enable); + #endif |