drm/amd/powerplay: add arcturus_is_dpm_running function for arcturus (3f513bae) · Commits · 戴 / test

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

+21 −0

Original line number	Diff line number	Diff line
		@@ -51,6 +51,15 @@
		#define SMU_FEATURES_HIGH_MASK 0xFFFFFFFF00000000
		#define SMU_FEATURES_HIGH_SHIFT 32

		#define SMC_DPM_FEATURE ( \
		FEATURE_DPM_PREFETCHER_MASK \| \
		FEATURE_DPM_GFXCLK_MASK \| \
		FEATURE_DPM_UCLK_MASK \| \
		FEATURE_DPM_SOCCLK_MASK \| \
		FEATURE_DPM_MP0CLK_MASK \| \
		FEATURE_DPM_FCLK_MASK \| \
		FEATURE_DPM_XGMI_MASK)

		/* possible frequency drift (1Mhz) */
		#define EPSILON 1

		@@ -1873,6 +1882,17 @@ static void arcturus_dump_pptable(struct smu_context *smu)

		}

		static bool arcturus_is_dpm_running(struct smu_context *smu)
		{
		int ret = 0;
		uint32_t feature_mask[2];
		unsigned long feature_enabled;
		ret = smu_feature_get_enabled_mask(smu, feature_mask, 2);
		feature_enabled = (unsigned long)((uint64_t)feature_mask[0] \|
		((uint64_t)feature_mask[1] << 32));
		return !!(feature_enabled & SMC_DPM_FEATURE);
		}

		static const struct pptable_funcs arcturus_ppt_funcs = {
		/* translate smu index into arcturus specific index */
		.get_smu_msg_index = arcturus_get_smu_msg_index,
		@@ -1910,6 +1930,7 @@ static const struct pptable_funcs arcturus_ppt_funcs = {
		/* debug (internal used) */
		.dump_pptable = arcturus_dump_pptable,
		.get_power_limit = arcturus_get_power_limit,
		.is_dpm_running = arcturus_is_dpm_running,
		};

		void arcturus_set_ppt_funcs(struct smu_context *smu)