diff options
Diffstat (limited to 'meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1060-drm-amdgpu-add-powerplay-support-for-CI-asics.patch')
-rw-r--r-- | meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1060-drm-amdgpu-add-powerplay-support-for-CI-asics.patch | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1060-drm-amdgpu-add-powerplay-support-for-CI-asics.patch b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1060-drm-amdgpu-add-powerplay-support-for-CI-asics.patch new file mode 100644 index 00000000..01e785cf --- /dev/null +++ b/meta-v1000/recipes-kernel/linux/linux-yocto-4.14.71/1060-drm-amdgpu-add-powerplay-support-for-CI-asics.patch @@ -0,0 +1,46 @@ +From d48b77de7c63846e17168eb918c06c37354cc7d6 Mon Sep 17 00:00:00 2001 +From: Rex Zhu <Rex.Zhu@amd.com> +Date: Tue, 12 Sep 2017 13:37:40 +0800 +Subject: [PATCH 1060/4131] drm/amdgpu: add powerplay support for CI asics + +currently, for CI asics, +use dpm by default, amdgpu.dpm=-1. +when set amdgpu.dpm=1, enable powplay. +when set amdgpu.dpm=0, disable both dpm and powerplay. + +when powerplay is stable on CI asics, ci_dpm will +be removed. + +Change-Id: Ia82638324a637d72ab48124bcc56973b9fc53e4e +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Rex Zhu <Rex.Zhu@amd.com> +--- + drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c | 12 ++++++++++-- + 1 file changed, 10 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c +index 5cd5b8e..2d2f0960 100644 +--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c ++++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_powerplay.c +@@ -93,8 +93,16 @@ static int amdgpu_pp_early_init(void *handle) + #ifdef CONFIG_DRM_AMDGPU_CIK + case CHIP_BONAIRE: + case CHIP_HAWAII: +- amd_pp->ip_funcs = &ci_dpm_ip_funcs; +- amd_pp->pp_funcs = &ci_dpm_funcs; ++ if (amdgpu_dpm == -1) { ++ amd_pp->ip_funcs = &ci_dpm_ip_funcs; ++ amd_pp->pp_funcs = &ci_dpm_funcs; ++ } else { ++ adev->pp_enabled = true; ++ if (amdgpu_create_pp_handle(adev)) ++ return -EINVAL; ++ amd_pp->ip_funcs = &pp_ip_funcs; ++ amd_pp->pp_funcs = &pp_dpm_funcs; ++ } + break; + case CHIP_KABINI: + case CHIP_MULLINS: +-- +2.7.4 + |