static void rtas_parse_epow_errlog(struct rtas_error_log *log)
{
struct pseries_errorlog *pseries_log;
struct epow_errorlog *epow_log;
char action_code;
char modifier;
pseries_log = get_pseries_errorlog(log, PSERIES_ELOG_SECT_ID_EPOW);
if (pseries_log == NULL)
return;
epow_log = (struct epow_errorlog *)pseries_log->data;
action_code = epow_log->sensor_value & 0xF; /* bottom 4 bits */
modifier = epow_log->event_modifier & 0xF; /* bottom 4 bits */
switch (action_code) {
case EPOW_RESET:
if (num_epow_events) {
pr_info("Non critical power/cooling issue cleared\n");
num_epow_events--;
}
break;
case EPOW_WARN_COOLING:
pr_info("Non-critical cooling issue detected. Check RTAS error"
" log for details\n");
break;
case EPOW_WARN_POWER:
pr_info("Non-critical power issue detected. Check RTAS error"
" log for details\n");
break;
case EPOW_SYSTEM_SHUTDOWN:
handle_system_shutdown(epow_log->event_modifier);
break;
case EPOW_SYSTEM_HALT:
pr_emerg("Critical power/cooling issue detected. Check RTAS"
" error log for details. Powering off.\n");
orderly_poweroff(true);
break;
case EPOW_MAIN_ENCLOSURE:
case EPOW_POWER_OFF:
pr_emerg("System about to lose power. Check RTAS error log "
" for details. Powering off immediately.\n");
emergency_sync();
kernel_power_off();
break;
default:
pr_err("Unknown power/cooling event (action code = %d)\n",
action_code);
}
/* Increment epow events counter variable */
if (action_code != EPOW_RESET)
num_epow_events++;
}
void rtas_parse_epow_errlog(struct rtas_error_log *log)
{
struct pseries_errorlog *pseries_log;
struct epow_errorlog *epow_log;
char action_code;
char modifier;
pseries_log = get_pseries_errorlog(log, PSERIES_ELOG_SECT_ID_EPOW);
if (pseries_log == NULL)
return;
epow_log = (struct epow_errorlog *)pseries_log->data;
action_code = epow_log->sensor_value & 0xF; /* bottom 4 bits */
modifier = epow_log->event_modifier & 0xF; /* bottom 4 bits */
switch (action_code) {
case EPOW_RESET:
pr_err("Non critical power or cooling issue cleared");
break;
case EPOW_WARN_COOLING:
pr_err("Non critical cooling issue reported by firmware");
pr_err("Check RTAS error log for details");
break;
case EPOW_WARN_POWER:
pr_err("Non critical power issue reported by firmware");
pr_err("Check RTAS error log for details");
break;
case EPOW_SYSTEM_SHUTDOWN:
handle_system_shutdown(epow_log->event_modifier);
break;
case EPOW_SYSTEM_HALT:
pr_emerg("Firmware initiated power off");
orderly_poweroff(1);
break;
case EPOW_MAIN_ENCLOSURE:
case EPOW_POWER_OFF:
pr_emerg("Critical power/cooling issue reported by firmware");
pr_emerg("Check RTAS error log for details");
pr_emerg("Immediate power off");
emergency_sync();
kernel_power_off();
break;
default:
pr_err("Unknown power/cooling event (action code %d)",
action_code);
}
}