drm/amd/powerplay: add function read_sensor for navi10 (9c62f993) · Commits · 戴 / test

drivers/gpu/drm/amd/powerplay/navi10_ppt.c

+21 −0

Original line number	Diff line number	Diff line
		@@ -1170,6 +1170,26 @@ static int navi10_set_watermarks_table(struct smu_context *smu,
		return 0;
		}

		static int navi10_read_sensor(struct smu_context *smu,
		enum amd_pp_sensors sensor,
		void data, uint32_t size)
		{
		int ret = 0;
		struct smu_table_context *table_context = &smu->smu_table;
		PPTable_t *pptable = table_context->driver_pptable;

		switch (sensor) {
		case AMDGPU_PP_SENSOR_MAX_FAN_RPM:
		(uint32_t )data = pptable->FanMaximumRpm;
		*size = 4;
		break;
		default:
		return -EINVAL;
		}

		return ret;
		}

		static const struct pptable_funcs navi10_ppt_funcs = {
		.tables_init = navi10_tables_init,
		.alloc_dpm_context = navi10_allocate_dpm_context,
		@@ -1204,6 +1224,7 @@ static const struct pptable_funcs navi10_ppt_funcs = {
		.set_power_profile_mode = navi10_set_power_profile_mode,
		.get_profiling_clk_mask = navi10_get_profiling_clk_mask,
		.set_watermarks_table = navi10_set_watermarks_table,
		.read_sensor = navi10_read_sensor,
		};

		void navi10_set_ppt_funcs(struct smu_context *smu)