diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1765-drm-amdgpu-Set-proper-function-to-set-xgmi-pstate.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1765-drm-amdgpu-Set-proper-function-to-set-xgmi-pstate.patch | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1765-drm-amdgpu-Set-proper-function-to-set-xgmi-pstate.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1765-drm-amdgpu-Set-proper-function-to-set-xgmi-pstate.patch new file mode 100644 index 00000000..dde06b9e --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1765-drm-amdgpu-Set-proper-function-to-set-xgmi-pstate.patch @@ -0,0 +1,48 @@ +From 9ef916e2c5bf51b9f9ba216c1edec31e7baf7528 Mon Sep 17 00:00:00 2001 +From: shaoyunl <shaoyun.liu@amd.com> +Date: Fri, 5 Apr 2019 11:55:27 -0400 +Subject: [PATCH 1765/2940] drm/amdgpu: Set proper function to set xgmi pstate + +Driver need to call SMU to set xgmi pstate + +Change-Id: Iad7fd0e3b3155e45be8fe9119686c5bafa3c176c +Signed-off-by: shaoyunl <shaoyun.liu@amd.com> +Reviewed-by: Evan Quan <evan.quan@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c | 13 ++++++++++++- + 1 file changed, 12 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +index 336834797af3..a48c84c51775 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_xgmi.c +@@ -24,6 +24,7 @@ + #include <linux/list.h> + #include "amdgpu.h" + #include "amdgpu_xgmi.h" ++#include "amdgpu_smu.h" + + + static DEFINE_MUTEX(xgmi_mutex); +@@ -216,7 +217,17 @@ int amdgpu_xgmi_set_pstate(struct amdgpu_device *adev, int pstate) + + if (hive->pstate == pstate) + return 0; +- /* Todo : sent the message to SMU for pstate change */ ++ ++ dev_dbg(adev->dev, "Set xgmi pstate %d.\n", pstate); ++ ++ if (is_support_sw_smu(adev)) ++ ret = smu_set_xgmi_pstate(&adev->smu, pstate); ++ if (ret) ++ dev_err(adev->dev, ++ "XGMI: Set pstate failure on device %llx, hive %llx, ret %d", ++ adev->gmc.xgmi.node_id, ++ adev->gmc.xgmi.hive_id, ret); ++ + return ret; + } + +-- +2.17.1 + |