diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/0428-drm-amd-powerplay-correct-the-hwmon-interface-ppt-li.patch')
| -rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/0428-drm-amd-powerplay-correct-the-hwmon-interface-ppt-li.patch | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/0428-drm-amd-powerplay-correct-the-hwmon-interface-ppt-li.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/0428-drm-amd-powerplay-correct-the-hwmon-interface-ppt-li.patch new file mode 100644 index 00000000..247cab56 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/0428-drm-amd-powerplay-correct-the-hwmon-interface-ppt-li.patch @@ -0,0 +1,57 @@ +From c36b553cec5cc983a25ff77c5ae3262c90dec751 Mon Sep 17 00:00:00 2001 +From: Evan Quan <evan.quan@amd.com> +Date: Mon, 17 Sep 2018 15:05:54 +0800 +Subject: [PATCH 0428/2940] drm/amd/powerplay: correct the hwmon interface ppt + limit output + +The ppt limit read out by hwmon interface is always 0. +Correct this hwmon interface output. + +Change-Id: I2c537cacda04034201120b9c1ea82d113d99ced8 +Signed-off-by: Evan Quan <evan.quan@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Reviewed-by: Rex Zhu <Rex.Zhu@amd.com> +--- + drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c | 8 ++++++++ + drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h | 6 ++++++ + 2 files changed, 14 insertions(+) + +diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c +index 2a554f9edcda..292631357427 100644 +--- a/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c ++++ b/drivers/gpu/drm/amd/powerplay/hwmgr/vega20_hwmgr.c +@@ -1544,6 +1544,14 @@ static int vega20_enable_dpm_tasks(struct pp_hwmgr *hwmgr) + "[EnableDPMTasks] Failed to populate umdpstate clocks!", + return result); + ++ result = smum_send_msg_to_smc_with_parameter(hwmgr, PPSMC_MSG_GetPptLimit, ++ POWER_SOURCE_AC << 16); ++ PP_ASSERT_WITH_CODE(!result, ++ "[GetPptLimit] get default PPT limit failed!", ++ return result); ++ hwmgr->power_limit = ++ hwmgr->default_power_limit = smum_get_argument(hwmgr); ++ + return 0; + } + +diff --git a/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h b/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h +index 71191deb4e76..a002021414ff 100644 +--- a/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h ++++ b/drivers/gpu/drm/amd/powerplay/inc/smu11_driver_if.h +@@ -268,6 +268,12 @@ typedef enum { + PPCLK_COUNT, + } PPCLK_e; + ++typedef enum { ++ POWER_SOURCE_AC, ++ POWER_SOURCE_DC, ++ POWER_SOURCE_COUNT, ++} POWER_SOURCE_e; ++ + typedef enum { + VOLTAGE_MODE_AVFS = 0, + VOLTAGE_MODE_AVFS_SS, +-- +2.17.1 + |