diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0202-drm-amdgpu-tonga-plumb-pg-flags-through-to-powerplay.patch')
| -rw-r--r-- | common/recipes-kernel/linux/files/0202-drm-amdgpu-tonga-plumb-pg-flags-through-to-powerplay.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0202-drm-amdgpu-tonga-plumb-pg-flags-through-to-powerplay.patch b/common/recipes-kernel/linux/files/0202-drm-amdgpu-tonga-plumb-pg-flags-through-to-powerplay.patch new file mode 100644 index 00000000..b8d34dbe --- /dev/null +++ b/common/recipes-kernel/linux/files/0202-drm-amdgpu-tonga-plumb-pg-flags-through-to-powerplay.patch @@ -0,0 +1,51 @@ +From 22f6b2b04fa05f9d3334b03159056c185ec5b97c Mon Sep 17 00:00:00 2001 +From: Alex Deucher <alexander.deucher@amd.com> +Date: Fri, 5 Feb 2016 11:11:51 -0500 +Subject: [PATCH 0202/1110] drm/amdgpu/tonga: plumb pg flags through to + powerplay + +Enable vce and uvd pg based on single set of pg flags. + +Reviewed-by: Eric Huang <JinHuiEric.Huang@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c | 14 ++++++++++++-- + 1 file changed, 12 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c +index 69c81c1..980d3bf 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/tonga_hwmgr.c +@@ -4451,6 +4451,7 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) + pp_atomctrl_gpio_pin_assignment gpio_pin_assignment; + struct phm_ppt_v1_information *pptable_info = (struct phm_ppt_v1_information *)(hwmgr->pptable); + phw_tonga_ulv_parm *ulv; ++ struct cgs_system_info sys_info = {0}; + + PP_ASSERT_WITH_CODE((NULL != hwmgr), + "Invalid Parameter!", return -1;); +@@ -4619,10 +4620,19 @@ int tonga_hwmgr_backend_init(struct pp_hwmgr *hwmgr) + PHM_PlatformCaps_UVDPowerGating); + phm_cap_unset(hwmgr->platform_descriptor.platformCaps, + PHM_PlatformCaps_VCEPowerGating); ++ sys_info.size = sizeof(struct cgs_system_info); ++ sys_info.info_id = CGS_SYSTEM_INFO_PG_FLAGS; ++ result = cgs_query_system_info(hwmgr->device, &sys_info); ++ if (!result) { ++ if (sys_info.value & AMD_PG_SUPPORT_UVD) ++ phm_cap_set(hwmgr->platform_descriptor.platformCaps, ++ PHM_PlatformCaps_UVDPowerGating); ++ if (sys_info.value & AMD_PG_SUPPORT_VCE) ++ phm_cap_set(hwmgr->platform_descriptor.platformCaps, ++ PHM_PlatformCaps_VCEPowerGating); ++ } + + if (0 == result) { +- struct cgs_system_info sys_info = {0}; +- + data->is_tlu_enabled = 0; + hwmgr->platform_descriptor.hardwareActivityPerformanceLevels = + TONGA_MAX_HARDWARE_POWERLEVELS; +-- +2.7.4 + |