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drm/amd/powerplay: allow dc request uclk change

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when dc set mode or color format in frame buffer
change, it may request clock changes, like dispclk,
dcfclk, uclk. after smu get clock requests, smu
will make decision.

Signed-off-by: hersen wu <hersenxs.wu@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
hersen wu
2019-05-22 10:57:40 -04:00
committed by Alex Deucher
parent ccbf007b47
commit 5c170a59e7
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/amd/powerplay/smu_v11_0.c
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@@ -1277,8 +1277,9 @@ smu_v11_0_display_clock_voltage_request(struct smu_context *smu,
if (!smu->pm_enabled)
return -EINVAL;
if (smu_feature_is_enabled(smu, SMU_FEATURE_DPM_DCEFCLK_BIT) ||
smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
smu_feature_is_enabled(smu, SMU_FEATURE_DPM_UCLK_BIT)) {
switch (clk_type) {
case amd_pp_dcef_clock:
clk_select = SMU_DCEFCLK;