C++ (Cpp) serial8250_do_pm Examples

Example #1

File: platform.c Project: MichaelSX/android_kernel_lenovo_lifetab_s9512

static void alchemy_8250_pm(struct uart_port *port, unsigned int state,
			    unsigned int old_state)
{
	switch (state) {
	case 0:
		if ((__raw_readl(port->membase + UART_MOD_CNTRL) & 3) != 3) {
			/* power-on sequence as suggested in the databooks */
			__raw_writel(0, port->membase + UART_MOD_CNTRL);
			wmb();
			__raw_writel(1, port->membase + UART_MOD_CNTRL);
			wmb();
		}
		__raw_writel(3, port->membase + UART_MOD_CNTRL); /* full on */
		wmb();
		serial8250_do_pm(port, state, old_state);
		break;
	case 3:		/* power off */
		serial8250_do_pm(port, state, old_state);
		__raw_writel(0, port->membase + UART_MOD_CNTRL);
		wmb();
		break;
	default:
		serial8250_do_pm(port, state, old_state);
		break;
	}
}

Example #2

File: platform.c Project: 03199618/linux

static void alchemy_8250_pm(struct uart_port *port, unsigned int state,
			    unsigned int old_state)
{
#ifdef CONFIG_SERIAL_8250
	switch (state) {
	case 0:
		alchemy_uart_enable(CPHYSADDR(port->membase));
		serial8250_do_pm(port, state, old_state);
		break;
	case 3:		/* power off */
		serial8250_do_pm(port, state, old_state);
		alchemy_uart_disable(CPHYSADDR(port->membase));
		break;
	default:
		serial8250_do_pm(port, state, old_state);
		break;
	}
#endif
}

Example #3

File: 8250_dw.c Project: realmz/blackfin-linux

static void
dw8250_do_pm(struct uart_port *port, unsigned int state, unsigned int old)
{
	if (!state)
		pm_runtime_get_sync(port->dev);

	serial8250_do_pm(port, state, old);

	if (state)
		pm_runtime_put_sync_suspend(port->dev);
}