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Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0478-drm-amdgpu-Always-enable-fan-sensors-for-read.patch')
-rw-r--r--common/recipes-kernel/linux/linux-yocto-4.19.8/0478-drm-amdgpu-Always-enable-fan-sensors-for-read.patch44
1 files changed, 44 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0478-drm-amdgpu-Always-enable-fan-sensors-for-read.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0478-drm-amdgpu-Always-enable-fan-sensors-for-read.patch
new file mode 100644
index 00000000..bdaf59b5
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0478-drm-amdgpu-Always-enable-fan-sensors-for-read.patch
@@ -0,0 +1,44 @@
+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
+