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drm/amd/powerplay: add feature check in unforce_dpm_levels function (v2)

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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>
This commit is contained in:
Kevin Wang 2019-06-17 13:05:00 +08:00 committed by Alex Deucher
parent ac1092b341
commit cb2a782eb8
1 changed files with 13 additions and 6 deletions
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19
drivers/gpu/drm/amd/powerplay/navi10_ppt.c
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@ -815,14 +815,21 @@ static int navi10_unforce_dpm_levels(struct smu_context *smu) {
uint32_t min_freq, max_freq; uint32_t min_freq, max_freq;
enum smu_clk_type clk_type; enum smu_clk_type clk_type;
enum smu_clk_type clks[] = { struct clk_feature_map {
SMU_GFXCLK, enum smu_clk_type clk_type;
SMU_MCLK, uint32_t feature;
SMU_SOCCLK, } 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++) { for (i = 0; i < ARRAY_SIZE(clk_feature_map); i++) {
clk_type = clks[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); ret = smu_get_dpm_freq_range(smu, clk_type, &min_freq, &max_freq);
if (ret) if (ret)
return ret; return ret;