Exemple #1
0
static void modem_crash_shutdown(const struct subsys_desc *subsys)
{
	struct modem_data *drv = subsys_to_drv(subsys);
	drv->crash_shutdown = true;
	if (!subsys_get_crash_status(drv->subsys) && (lge_get_modem_panic() != 3 )) {
		gpio_set_value(subsys->force_stop_gpio, 1);
		mdelay(STOP_ACK_TIMEOUT_MS);
	}
}
static void modem_crash_shutdown(const struct subsys_desc *subsys)
{
	struct modem_data *drv = subsys_to_drv(subsys);
	drv->crash_shutdown = true;
#ifdef CONFIG_LGE_HANDLE_PANIC
	if (!subsys_get_crash_status(drv->subsys) && (lge_get_modem_panic() != 3)) {
#else
	if (!subsys_get_crash_status(drv->subsys)) {
#endif
		gpio_set_value(subsys->force_stop_gpio, 1);
		mdelay(STOP_ACK_TIMEOUT_MS);
	}
}

static int modem_ramdump(int enable, const struct subsys_desc *subsys)
{
	struct modem_data *drv = subsys_to_drv(subsys);
	int ret;

	if (!enable)
		return 0;

	ret = pil_boot(&drv->q6->desc);
	if (ret)
		return ret;

	ret = pil_do_ramdump(&drv->mba->desc, drv->ramdump_dev);
	if (ret < 0)
		pr_err("Unable to dump modem fw memory (rc = %d).\n", ret);

	pil_shutdown(&drv->q6->desc);
	return ret;
}

static int adsp_state_notifier_fn(struct notifier_block *this,
				unsigned long code, void *ss_handle)
{
	int ret;
	ret = sysmon_send_event(SYSMON_SS_MODEM, "adsp", code);
	if (ret < 0)
		pr_err("%s: sysmon_send_event failed (%d).", __func__, ret);
	return NOTIFY_DONE;
}

static struct notifier_block adsp_state_notifier_block = {
	.notifier_call = adsp_state_notifier_fn,
};

static irqreturn_t modem_wdog_bite_intr_handler(int irq, void *dev_id)
{
	struct modem_data *drv = subsys_to_drv(dev_id);
	if (drv->ignore_errors)
		return IRQ_HANDLED;

	/* START : subsys_modem_restart : testmode */
	if (ignore_errors_by_subsys_modem_restart) {
		pr_err("IGNORE watchdog bite received from modem software!\n");
		return IRQ_HANDLED;
	}
	/* END : subsys_modem_restart : testmode */

	if (check_modem_reset(drv) == 0) {
		pr_err("IGNORE watchdog bite received from modem software during check_modem_reset!\n");
		return IRQ_HANDLED;
	}

	pr_err("Watchdog bite received from modem software!\n");
#if defined(CONFIG_PRE_SELF_DIAGNOSIS)
	lge_pre_self_diagnosis((char *) "modem", 2, (char *) "Watchdog bite Intr", (char *) "_", 20000);
#endif

	subsys_set_crash_status(drv->subsys, true);
	restart_modem(drv);
	return IRQ_HANDLED;
}

static int mss_start(const struct subsys_desc *desc)
{
	int ret;
	struct modem_data *drv = subsys_to_drv(desc);

	if (desc->is_not_loadable)
		return 0;

	INIT_COMPLETION(drv->stop_ack);
	ret = pil_boot(&drv->q6->desc);
	if (ret)
		return ret;
	ret = pil_boot(&drv->mba->desc);
	if (ret)
		pil_shutdown(&drv->q6->desc);
	return ret;
}