The ppt limit read out by hwmon interface is always 0. Correct this hwmon interface output.
Change-Id: I2c537cacda04034201120b9c1ea82d113d99ced8 Signed-off-by: Evan Quan <[email protected]> Reviewed-by: Alex Deucher <[email protected]> Reviewed-by: Rex Zhu <[email protected]> --- 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 d45cbfe8e184..ac64ca423b73 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); + vega20_read_arg_from_smc(hwmgr, &hwmgr->default_power_limit); + hwmgr->power_limit = hwmgr->default_power_limit; + 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, -- 2.19.0 _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
