diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2868-drm-amd-powerplay-fix-save-dpm-level-error-for-smu.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2868-drm-amd-powerplay-fix-save-dpm-level-error-for-smu.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2868-drm-amd-powerplay-fix-save-dpm-level-error-for-smu.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2868-drm-amd-powerplay-fix-save-dpm-level-error-for-smu.patch new file mode 100644 index 00000000..d0547f98 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/2868-drm-amd-powerplay-fix-save-dpm-level-error-for-smu.patch @@ -0,0 +1,46 @@ +From 250a6eb3f3c049136636fdf1e4b6d4d196132d2f Mon Sep 17 00:00:00 2001 +From: Kevin Wang <kevin1.wang@amd.com> +Date: Fri, 12 Jul 2019 17:05:52 +0800 +Subject: [PATCH 2868/2940] drm/amd/powerplay: fix save dpm level error for smu + +the save dpm level should be save previous dpm profile level, +should not modified by get dpm level function. +eg: default auto +1. auto -> standard ==> dpm_level = standard, save_dpm = auto. +2. standard -> auto ==> dpm_level = auto, save_dpm = standard. + +Change-Id: I400e3d17fa90364f2b7ad49958d8927702e319b3 +Signed-off-by: Kevin Wang <kevin1.wang@amd.com> +Reviewed-by: Evan Quan <evan.quan@amd.com> +--- + drivers/gpu/drm/amd/powerplay/amdgpu_smu.c | 7 +++---- + 1 file changed, 3 insertions(+), 4 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +index f597ee9baf61..787a293fde97 100644 +--- a/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c ++++ b/drivers/gpu/drm/amd/powerplay/amdgpu_smu.c +@@ -1449,17 +1449,16 @@ int smu_handle_task(struct smu_context *smu, + enum amd_dpm_forced_level smu_get_performance_level(struct smu_context *smu) + { + struct smu_dpm_context *smu_dpm_ctx = &(smu->smu_dpm); ++ enum amd_dpm_forced_level level; + + if (!smu_dpm_ctx->dpm_context) + return -EINVAL; + + mutex_lock(&(smu->mutex)); +- if (smu_dpm_ctx->dpm_level != smu_dpm_ctx->saved_dpm_level) { +- smu_dpm_ctx->saved_dpm_level = smu_dpm_ctx->dpm_level; +- } ++ level = smu_dpm_ctx->dpm_level; + mutex_unlock(&(smu->mutex)); + +- return smu_dpm_ctx->dpm_level; ++ return level; + } + + int smu_force_performance_level(struct smu_context *smu, enum amd_dpm_forced_level level) +-- +2.17.1 + |