C++ (Cpp) __iio_free_sw_ring_buffer Beispiele

Beispiel #1

Datei: ring_sw.c Projekt: DirtyDroidX/android_kernel_htc_m8ul

static int iio_request_update_sw_rb(struct iio_buffer *r)
{
	int ret = 0;
	struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);

	r->stufftoread = false;
	if (!ring->update_needed)
		goto error_ret;
	__iio_free_sw_ring_buffer(ring);
	ret = __iio_allocate_sw_ring_buffer(ring, ring->buf.bytes_per_datum,
					    ring->buf.length);
error_ret:
	return ret;
}

Beispiel #2

Datei: ring_sw.c Projekt: flwh/Alcatel_OT_985_kernel

int iio_request_update_sw_rb(struct iio_ring_buffer *r)
{
	int ret = 0;
	struct iio_sw_ring_buffer *ring = iio_to_sw_ring(r);

	spin_lock(&ring->use_lock);
	if (!ring->update_needed)
		goto error_ret;
	if (ring->use_count) {
		ret = -EAGAIN;
		goto error_ret;
	}
	__iio_free_sw_ring_buffer(ring);
	ret = __iio_allocate_sw_ring_buffer(ring, ring->buf.bpd,
					    ring->buf.length);
error_ret:
	spin_unlock(&ring->use_lock);
	return ret;
}