diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.h')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.h | 28 |
1 files changed, 24 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.h index 7dddb7160a11..6882dc48c5d8 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pmu.h @@ -19,18 +19,38 @@ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * - * Author: Jonathan Kim <jonathan.kim@amd.com> - * */ #ifndef _AMDGPU_PMU_H_ #define _AMDGPU_PMU_H_ +/* PMU types. */ enum amdgpu_pmu_perf_type { - PERF_TYPE_AMDGPU_DF = 0, - PERF_TYPE_AMDGPU_MAX + AMDGPU_PMU_PERF_TYPE_NONE = 0, + AMDGPU_PMU_PERF_TYPE_DF, + AMDGPU_PMU_PERF_TYPE_ALL }; +/* + * PMU type AMDGPU_PMU_PERF_TYPE_ALL can hold events of different "type" + * configurations. Event config types are parsed from the 64-bit raw + * config (See EVENT_CONFIG_TYPE_SHIFT and EVENT_CONFIG_TYPE_MASK) and + * are registered into the HW perf events config_base. + * + * PMU types with only a single event configuration type + * (non-AMDGPU_PMU_PERF_TYPE_ALL) have their event config type auto generated + * when the performance counter is added. + */ +enum amdgpu_pmu_event_config_type { + AMDGPU_PMU_EVENT_CONFIG_TYPE_NONE = 0, + AMDGPU_PMU_EVENT_CONFIG_TYPE_DF, + AMDGPU_PMU_EVENT_CONFIG_TYPE_XGMI, + AMDGPU_PMU_EVENT_CONFIG_TYPE_MAX +}; + +#define AMDGPU_PMU_EVENT_CONFIG_TYPE_SHIFT 56 +#define AMDGPU_PMU_EVENT_CONFIG_TYPE_MASK 0xff + int amdgpu_pmu_init(struct amdgpu_device *adev); void amdgpu_pmu_fini(struct amdgpu_device *adev); |