From 731293237e12e750a3425e34b721d12ffe870b89 Mon Sep 17 00:00:00 2001 From: Rex Zhu Date: Thu, 17 Dec 2015 17:20:04 +0800 Subject: [PATCH 0135/1110] drm/amd/powerplay: show gpu load when print gpu performance for Cz. (v2) Show GPU load in in the debugfs output. v2: integrate Tom's optimization Reviewed-by: Alex Deucher Signed-off-by: Rex Zhu --- drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c index 3448065..5bac36b 100644 --- a/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c +++ b/drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c @@ -1494,8 +1494,9 @@ cz_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m) uint32_t vce_index = PHM_GET_FIELD(cgs_read_ind_register(hwmgr->device, CGS_IND_REG__SMC, ixTARGET_AND_CURRENT_PROFILE_INDEX_2), TARGET_AND_CURRENT_PROFILE_INDEX_2, CURR_VCE_INDEX); - uint32_t sclk, vclk, dclk, ecclk, tmp; + uint32_t sclk, vclk, dclk, ecclk, tmp, active_percent; uint16_t vddnb, vddgfx; + int result; if (sclk_index >= NUM_SCLK_LEVELS) { seq_printf(m, "\n invalid sclk dpm profile %d\n", sclk_index); @@ -1532,6 +1533,16 @@ cz_print_current_perforce_level(struct pp_hwmgr *hwmgr, struct seq_file *m) seq_printf(m, "\n index: %u vce ecclk: %u MHz\n", vce_index, ecclk/100); } } + + result = smum_send_msg_to_smc(hwmgr->smumgr, PPSMC_MSG_GetAverageGraphicsActivity); + if (0 == result) { + active_percent = cgs_read_register(hwmgr->device, mmSMU_MP1_SRBM2P_ARG_0); + active_percent = active_percent > 100 ? 100 : active_percent; + } else { + active_percent = 50; + } + + seq_printf(m, "\n [GPU load]: %u %%\n\n", active_percent); } static void cz_hw_print_display_cfg( -- 2.7.4