C++ (Cpp) qup_set_state Beispiele

Beispiel #1

Datei: ipq806x_i2c.c Projekt: coreboot/depthcharge

static int i2c_transfer(struct I2cOps *me, I2cSeg *segments, int seg_count)
{
	Ipq806xI2c *bus = container_of(me, Ipq806xI2c, ops);
	I2cSeg *seg = segments;
	int ret = 0;

	if (!bus->initialized) {
		if (0 != i2c_init(bus->gsbi_id))
			return 1;
		else
			bus->initialized = 1;
	}

	while (!ret && seg_count--) {
		if (seg->read)
			ret = i2c_read(bus->gsbi_id, seg->chip,
				       seg->buf, seg->len);
		else
			ret  = i2c_write(bus->gsbi_id, seg->chip,
					 seg->buf, seg->len,
					 (seg_count ? 0 : 1),
			!me->scan_mode);
		seg++;
	}

	if (QUP_SUCCESS != ret) {
		qup_set_state(bus->gsbi_id, QUP_STATE_RESET);
		return 1;
	}

	return 0;
}

Beispiel #2

Datei: i2c.c Projekt: AdriDlu/coreboot

int platform_i2c_transfer(unsigned bus, struct i2c_seg *segments, int seg_count)
{
	struct i2c_seg *seg = segments;
	int ret = 0;

	if (i2c_init(bus))
		return 1;

	while (!ret && seg_count--) {
		if (seg->read)
			ret = i2c_read(bus, seg->chip, seg->buf, seg->len);
		else
			ret = i2c_write(bus, seg->chip, seg->buf, seg->len,
					(seg_count ? 0 : 1));
		seg++;
	}

	if (ret) {
		qup_set_state(bus, QUP_STATE_RESET);
		return 1;
	}

	return 0;
}