Ejemplos de dpram_close en C++ (Cpp)

Ejemplo n.º 1

Archivo: multipdp.c Proyecto: ARMP/samsung_kernel_cooper

static int dpram_thread(void *data)
{
	int ret = 0;
	int i;
	struct file *filp;
	struct sched_param schedpar;

	dpram_task = current;

	daemonize("dpram_thread");
	strcpy(current->comm, "multipdp");

	schedpar.sched_priority = 1;
	sched_setscheduler(current, SCHED_FIFO, &schedpar);

	/* set signals to accept */
	siginitsetinv(&current->blocked, sigmask(SIGUSR1));
	recalc_sigpending();

	for (i = 0; i < 10; i++) {
	filp = dpram_open();
	if (filp == NULL) {
			EPRINTK("dpram_open failed! retry\n");
			msleep(1000);
		} else
			break;
	}
	if (filp == NULL) {
		EPRINTK("dpram_open failed!\n");
		goto out;
	}

	dpram_filp = filp;

	/* send start signal */
	complete(&dpram_complete);

	while (1) {
		ret = dpram_poll(filp);

		if (ret == -ERESTARTSYS) {
			if (sigismember(&current->pending.signal, SIGUSR1)) {
				sigdelset(&current->pending.signal, SIGUSR1);
				recalc_sigpending();
				ret = 0;
				break;
			}
		}
		
		else if (ret < 0) {
			EPRINTK("dpram_poll() failed\n");
			break;
		}
		
		else {
			char ch;
			ret = dpram_read(dpram_filp, &ch, sizeof(ch));

			if(ret < 0) {
				return ret;
			}

			if (ch == 0x7f) {
				pdp_demux();
			}
		}
	}

	dpram_close(filp);
	dpram_filp = NULL;

out:
	dpram_task = NULL;

	/* send finish signal and exit */
	complete_and_exit(&dpram_complete, ret);
}

Ejemplo n.º 2

Archivo: multipdp.c Proyecto: AustinBleax/Bali_SK4G

static int dpram_thread(void *data)
{
	int ret = 0;
	//unsigned long flags;
	struct file *filp;

	dpram_task = current;

	daemonize("dpram_thread");
	//reparent_to_init();  // for 2.6 kernel porting : this seems not to be used in driver
	// current->tty = NULL; // for 2.6 kernel porting
	
	strcpy(current->comm, "multipdp");

	/* set signals to accept */
	//spin_lock_irqsave(&current->sigmask_lock, flags); // for 2.6 kernel proting
	siginitsetinv(&current->blocked, sigmask(SIGUSR1));
	//recalc_sigpending(current);
	recalc_sigpending();
	//spin_unlock_irqrestore(&current->sigmask_lock, flags); // for 2.6 kernel proting

	filp = dpram_open();
	if (filp == NULL) {
		goto out;
	}
	dpram_filp = filp;

	/* send start signal */
	complete(&dpram_complete);

	while (1) {
		ret = dpram_poll(filp);

		if (ret == -ERESTARTSYS) {
			if (sigismember(&current->pending.signal, SIGUSR1)) {
				sigdelset(&current->pending.signal, SIGUSR1);
				recalc_sigpending();
				ret = 0;
				break;
			}
		}
		
		else if (ret < 0) {
			EPRINTK("dpram_poll() failed\n");
			break;
		}
		
		else {
			char ch;
			dpram_read(dpram_filp, &ch, sizeof(ch));

			if (ch == 0x7f) {
				pdp_demux();
			}
		}

		try_to_freeze();
	}

	dpram_close(filp);
	dpram_filp = NULL;

out:
	dpram_task = NULL;

	/* send finish signal and exit */
	complete_and_exit(&dpram_complete, ret);
}