drm/amd/powerplay: add feature check in unforce_dpm_levels function (v2) (cb2a782e) · Commits · 戴 / test

if not check dpm feature is enabled, it will cause show smc send message failed log in dmesg log. eg: echo "auto" > power_dpm_force_performance_level v2: whitespace fix (Alex) Signed-off-by:

Kevin Wang <kevin1.wang@amd.com> Reviewed-by:

Evan Quan <evan.quan@amd.com> Reviewed-by:

Rui Teng <rui.teng@amd.com> Signed-off-by:

Alex Deucher <alexander.deucher@amd.com>

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

+13 −6

Original line number	Diff line number	Diff line
		@@ -815,14 +815,21 @@ static int navi10_unforce_dpm_levels(struct smu_context *smu) {
		uint32_t min_freq, max_freq;
		enum smu_clk_type clk_type;

		enum smu_clk_type clks[] = {
		SMU_GFXCLK,
		SMU_MCLK,
		SMU_SOCCLK,
		struct clk_feature_map {
		enum smu_clk_type clk_type;
		uint32_t feature;
		} clk_feature_map[] = {
		{SMU_GFXCLK, SMU_FEATURE_DPM_GFXCLK_BIT},
		{SMU_MCLK, SMU_FEATURE_DPM_UCLK_BIT},
		{SMU_SOCCLK, SMU_FEATURE_DPM_SOCCLK_BIT},
		};

		for (i = 0; i < ARRAY_SIZE(clks); i++) {
		clk_type = clks[i];
		for (i = 0; i < ARRAY_SIZE(clk_feature_map); i++) {
		if (!smu_feature_is_enabled(smu, clk_feature_map[i].feature))
		continue;

		clk_type = clk_feature_map[i].clk_type;

		ret = smu_get_dpm_freq_range(smu, clk_type, &min_freq, &max_freq);
		if (ret)
		return ret;

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