From ce7f171c76ab4ff40879e02dcfcfae3c4d3e307c Mon Sep 17 00:00:00 2001
From: Ryan Taylor <Ryan.Taylor@amd.com>
Date: Fri, 6 Aug 2021 14:19:40 -0700
Subject: drm/amd/pm: graceful exit on restore fan mode failure (v2)
Git-commit: f5bd523988c8c498ab18a35d729999894e4d2cf5
Patch-mainline: v5.15-rc1
References: jsc#PED-1166 jsc#PED-1168 jsc#PED-1170 jsc#PED-1218 jsc#PED-1220 jsc#PED-1222 jsc#PED-1223 jsc#PED-1225
Attempt od settings restore and disable restore flag on restore fan mode
failure.
v2: Update fan mode to auto and fan speed to zero (Lijo)
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Ryan Taylor <Ryan.Taylor@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
index b4b4d615bcbc..00d594e6dd85 100644
--- a/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
+++ b/drivers/gpu/drm/amd/pm/swsmu/amdgpu_smu.c
@@ -407,11 +407,12 @@ static void smu_restore_dpm_user_profile(struct smu_context *smu)
smu->user_dpm_profile.fan_mode == AMD_FAN_CTRL_NONE) {
ret = smu_set_fan_control_mode(smu, smu->user_dpm_profile.fan_mode);
if (ret) {
+ smu->user_dpm_profile.fan_speed_percent = 0;
+ smu->user_dpm_profile.fan_mode = AMD_FAN_CTRL_AUTO;
dev_err(smu->adev->dev, "Failed to set manual fan control mode\n");
- return;
}
- if (!ret && smu->user_dpm_profile.fan_speed_percent) {
+ if (smu->user_dpm_profile.fan_speed_percent) {
ret = smu_set_fan_speed_percent(smu, smu->user_dpm_profile.fan_speed_percent);
if (ret)
dev_err(smu->adev->dev, "Failed to set manual fan speed\n");
--
2.38.1