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path: root/common/recipes-kernel/linux/linux-yocto-4.19.8/0478-drm-amdgpu-Always-enable-fan-sensors-for-read.patch
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From 550d81f496c7a3b3b2ac5307663edead7a197031 Mon Sep 17 00:00:00 2001
From: Rex Zhu <Rex.Zhu@amd.com>
Date: Sat, 6 Oct 2018 00:11:25 +0800
Subject: [PATCH 0478/2940] drm/amdgpu: Always enable fan sensors for read

don't need to set fan1_enable to read fan sensors.

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c | 10 ----------
 1 file changed, 10 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
index 68548fbdee09..94055a485e01 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
@@ -1179,11 +1179,6 @@ static ssize_t amdgpu_hwmon_get_fan1_input(struct device *dev,
 	struct amdgpu_device *adev = dev_get_drvdata(dev);
 	int err;
 	u32 speed = 0;
-	u32 pwm_mode;
-
-	pwm_mode = amdgpu_dpm_get_fan_control_mode(adev);
-	if (pwm_mode != AMD_FAN_CTRL_MANUAL)
-		return -ENODATA;
 
 	/* Can't adjust fan when the card is off */
 	if  ((adev->flags & AMD_IS_PX) &&
@@ -1246,11 +1241,6 @@ static ssize_t amdgpu_hwmon_get_fan1_target(struct device *dev,
 	struct amdgpu_device *adev = dev_get_drvdata(dev);
 	int err;
 	u32 rpm = 0;
-	u32 pwm_mode;
-
-	pwm_mode = amdgpu_dpm_get_fan_control_mode(adev);
-	if (pwm_mode != AMD_FAN_CTRL_MANUAL)
-		return -ENODATA;
 
 	/* Can't adjust fan when the card is off */
 	if  ((adev->flags & AMD_IS_PX) &&
-- 
2.17.1