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drm/amd/powerplay: show gpu load when print gpu performance for Cz. (v2)

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Show GPU load in in the debugfs output.

v2: integrate Tom's optimization

Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Rex Zhu <Rex.Zhu@amd.com>
This commit is contained in:
Rex Zhu 2015-12-17 17:20:04 +08:00 committed by Alex Deucher
parent cae9b9c81b
commit 605ed21929
1 changed files with 12 additions and 1 deletions
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13
drivers/gpu/drm/amd/powerplay/hwmgr/cz_hwmgr.c
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@ -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(