169 	struct circ_buf		rx_ring;  member
601 	struct circ_buf *ring = &atmel_port->rx_ring;  in atmel_buffer_rx_char()
929 	struct circ_buf *ring = &atmel_port->rx_ring;  in atmel_rx_from_dma()
1022 	ring = &atmel_port->rx_ring;  in atmel_prepare_rx_dma()
1320 	struct circ_buf *ring = &atmel_port->rx_ring;  in atmel_rx_from_ring()
1909 	atmel_port->rx_ring.head = 0;  in atmel_shutdown()
1910 	atmel_port->rx_ring.tail = 0;  in atmel_shutdown()
2279 	memset(&atmel_port->rx_ring, 0, sizeof(atmel_port->rx_ring));  in atmel_init_port()
2656 		port->rx_ring.buf = data;  in atmel_serial_probe()
2704 	kfree(port->rx_ring.buf);  in atmel_serial_probe()
2705 	port->rx_ring.buf = NULL;  in atmel_serial_probe()
2729 	kfree(atmel_port->rx_ring.buf);  in atmel_serial_remove()