1 files changed, 39 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0662-drm-amd-powerplay-no-MGPU-fan-boost-enablement-on-DP.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0662-drm-amd-powerplay-no-MGPU-fan-boost-enablement-on-DP.patch
new file mode 100644
index 00000000..a311b7df
--- /dev/null
+++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0662-drm-amd-powerplay-no-MGPU-fan-boost-enablement-on-DP.patch
@@ -0,0 +1,39 @@
+From 9a84f6c1733b57694e046e4f85aab95b45fa5d32 Mon Sep 17 00:00:00 2001
+From: Evan Quan <evan.quan@amd.com>
+Date: Wed, 31 Oct 2018 14:15:04 +0800
+Subject: [PATCH 0662/2940] drm/amd/powerplay: no MGPU fan boost enablement on
+ DPM disabled
+
+As MGPU fan boost feature will be definitely not needed when
+DPM is disabled. So, there is no need to error out.
+
+Signed-off-by: Evan Quan <evan.quan@amd.com>
+Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
+Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
+---
+ drivers/gpu/drm/amd/powerplay/amd_powerplay.c | 6 +++---
+ 1 file changed, 3 insertions(+), 3 deletions(-)
+
+diff --git a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+index bf09735ea3ac..d6aa1d414320 100644
+--- a/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
++++ b/drivers/gpu/drm/amd/powerplay/amd_powerplay.c
+@@ -1318,12 +1318,12 @@ static int pp_enable_mgpu_fan_boost(void *handle)
+ {
+ 	struct pp_hwmgr *hwmgr = handle;
+ 
+-	if (!hwmgr || !hwmgr->pm_en)
++	if (!hwmgr)
+ 		return -EINVAL;
+ 
+-	if (hwmgr->hwmgr_func->enable_mgpu_fan_boost == NULL) {
++	if (!hwmgr->pm_en ||
++	     hwmgr->hwmgr_func->enable_mgpu_fan_boost == NULL)
+ 		return 0;
+-	}
+ 
+ 	mutex_lock(&hwmgr->smu_lock);
+ 	hwmgr->hwmgr_func->enable_mgpu_fan_boost(hwmgr);
+-- 
+2.17.1
+