C++ (Cpp) VX855_GPI Examples

Example #1

File: olpc_dcon_xo_1_5.c Project: AllenDou/linux

static int dcon_read_status_xo_1_5(u8 *status)
{
	if (!dcon_was_irq())
		return -1;

	/* i believe this is the same as "inb(0x44b) & 3" */
	*status = gpio_get_value(VX855_GPI(10));
	*status |= gpio_get_value(VX855_GPI(11)) << 1;

	dcon_clear_irq();

	return 0;
}

Example #2

File: olpc_dcon_xo_1_5.c Project: romanbb/android_kernel_lge_d851

static int dcon_read_status_xo_1_5(u8 *status)
{
	if (!dcon_was_irq())
		return -1;

	/*                                                */
	*status = gpio_get_value(VX855_GPI(10));
	*status |= gpio_get_value(VX855_GPI(11)) << 1;

	dcon_clear_irq();

	return 0;
}

Example #3

static u8 dcon_read_status_xo_1_5(void)
{
	u8 status;

	if (!dcon_was_irq())
		return -1;

	/* i believe this is the same as "inb(0x44b) & 3" */
	status = gpio_get_value(VX855_GPI(10));
	status |= gpio_get_value(VX855_GPI(11)) << 1;

	dcon_clear_irq();

	return status;
}