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From ccfa8c7994034ed0edafc84987b959a649dea909 Mon Sep 17 00:00:00 2001
From: hersen wu <hersenxs.wu@amd.com>
Date: Wed, 22 May 2019 10:57:40 -0400
Subject: [PATCH 2424/2940] drm/amd/powerplay: allow dc request uclk change
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>
---
drivers/gpu/drm/amd/powerplay/smu_v11_0.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
index 93714ee9f32e..7366ef36ac55 100644
--- a/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
+++ b/drivers/gpu/drm/amd/powerplay/smu_v11_0.c
@@ -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;
--
2.17.1
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