Exemplos de start_tx_flow_ctrl em C++ (Cpp)

Exemplo n.º 1

Arquivo: link_device_memory_main.c Projeto: cm-3470/android_kernel_samsung_degaslte

static enum hrtimer_restart tx_timer_func(struct hrtimer *timer)
{
	struct mem_link_device *mld;
	struct link_device *ld;
	struct modem_ctl *mc;
	int i;
	bool need_schedule;
	u16 mask;

	mld = container_of(timer, struct mem_link_device, tx_timer);
	ld = &mld->link_dev;
	mc = ld->mc;

	if (unlikely(cp_online(mc) && !ipc_active(mld)))
		goto exit;

	need_schedule = false;
	mask = 0;

	for (i = IPC_FMT; i < MAX_SIPC5_DEV; i++) {
		struct mem_ipc_device *dev = mld->dev[i];
		int ret;

		if (unlikely(under_tx_flow_ctrl(mld, dev))) {
			ret = check_tx_flow_ctrl(mld, dev);
			if (ret < 0) {
				if (ret == -EBUSY || ret == -ETIME) {
					need_schedule = true;
					continue;
				} else {
					mem_forced_cp_crash(mld);
					goto exit;
				}
			}
		}

		ret = tx_frames_to_dev(mld, dev);
		if (unlikely(ret < 0)) {
			if (ret == -EBUSY || ret == -ENOSPC) {
				need_schedule = true;
				start_tx_flow_ctrl(mld, dev);
				continue;
			} else {
				mem_forced_cp_crash(mld);
				goto exit;
			}
		}

		mask |= msg_mask(dev);

		if (!skb_queue_empty(dev->skb_txq))
			need_schedule = true;
	}

	if (mask)
		send_ipc_irq(mld, mask2int(mask));

	if (need_schedule) {
		ktime_t ktime = ns_to_ktime(ms2ns(TX_PERIOD_MS));
		hrtimer_forward_now(timer, ktime);
		return HRTIMER_RESTART;
	}

exit:
#ifdef CONFIG_LINK_POWER_MANAGEMENT
	mld->permit_cp_sleep(mld);
#endif
	return HRTIMER_NORESTART;
}

Exemplo n.º 2

Arquivo: link_device_memory_main.c Projeto: ShedrockN4/wiliteneo

static enum hrtimer_restart tx_timer_func(struct hrtimer *timer)
{
	struct mem_link_device *mld;
	struct link_device *ld;
	struct modem_ctl *mc;
	int i;
	bool need_schedule;
	u16 mask;
	unsigned long flags;

	mld = container_of(timer, struct mem_link_device, tx_timer);
	ld = &mld->link_dev;
	mc = ld->mc;

	need_schedule = false;
	mask = 0;

	spin_lock_irqsave(&mc->lock, flags);

	if (unlikely(!ipc_active(mld)))
		goto exit;

#ifdef CONFIG_LINK_POWER_MANAGEMENT_WITH_FSM
	if (mld->link_active) {
		if (!mld->link_active(mld)) {
			need_schedule = true;
			goto exit;
		}
	}
#endif

	for (i = 0; i < MAX_SIPC5_DEVICES; i++) {
		struct mem_ipc_device *dev = mld->dev[i];
		int ret;

		if (unlikely(under_tx_flow_ctrl(mld, dev))) {
			ret = check_tx_flow_ctrl(mld, dev);
			if (ret < 0) {
				if (ret == -EBUSY || ret == -ETIME) {
					need_schedule = true;
					continue;
				} else {
					mem_forced_cp_crash(mld);
					need_schedule = false;
					goto exit;
				}
			}
		}

		ret = tx_frames_to_dev(mld, dev);
		if (unlikely(ret < 0)) {
			if (ret == -EBUSY || ret == -ENOSPC) {
				need_schedule = true;
				start_tx_flow_ctrl(mld, dev);
				continue;
			} else {
				mem_forced_cp_crash(mld);
				need_schedule = false;
				goto exit;
			}
		}

		if (ret > 0)
			mask |= msg_mask(dev);

		if (!skb_queue_empty(dev->skb_txq))
			need_schedule = true;
	}

	if (!need_schedule) {
		for (i = 0; i < MAX_SIPC5_DEVICES; i++) {
			if (!txq_empty(mld->dev[i])) {
				need_schedule = true;
				break;
			}
		}
	}

	if (mask)
		send_ipc_irq(mld, mask2int(mask));

exit:
	if (need_schedule) {
		ktime_t ktime = ktime_set(0, ms2ns(TX_PERIOD_MS));
		hrtimer_start(timer, ktime, HRTIMER_MODE_REL);
	}

	spin_unlock_irqrestore(&mc->lock, flags);

	return HRTIMER_NORESTART;
}