65 static void receive_chars(struct tile_uart_port *tile_uart,  in receive_chars()  argument
71 	gxio_uart_context_t *context = &tile_uart->context;  in receive_chars()
85 static void handle_receive(struct tile_uart_port *tile_uart)  in handle_receive()  argument
87 	struct tty_port *port = &tile_uart->uart.state->port;  in handle_receive()
89 	gxio_uart_context_t *context = &tile_uart->context;  in handle_receive()
95 	receive_chars(tile_uart, tty);  in handle_receive()
104 	receive_chars(tile_uart, tty);  in handle_receive()
106 	spin_unlock(&tile_uart->uart.lock);  in handle_receive()
108 	spin_lock(&tile_uart->uart.lock);  in handle_receive()
132 static void handle_transmit(struct tile_uart_port *tile_uart)  in handle_transmit()  argument
137 	gxio_uart_context_t *context = &tile_uart->context;  in handle_transmit()
143 	port = &tile_uart->uart;  in handle_transmit()
179 	struct tile_uart_port *tile_uart;  in tilegx_interrupt()  local
186 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_interrupt()
187 	context = &tile_uart->context;  in tilegx_interrupt()
191 		handle_receive(tile_uart);  in tilegx_interrupt()
195 		handle_transmit(tile_uart);  in tilegx_interrupt()
211 	struct tile_uart_port *tile_uart;  in tilegx_tx_empty()  local
214 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_tx_empty()
215 	if (!mutex_trylock(&tile_uart->mutex))  in tilegx_tx_empty()
217 	context = &tile_uart->context;  in tilegx_tx_empty()
221 	mutex_unlock(&tile_uart->mutex);  in tilegx_tx_empty()
261 	struct tile_uart_port *tile_uart;  in tilegx_start_tx()  local
264 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_start_tx()
265 	if (!mutex_trylock(&tile_uart->mutex))  in tilegx_start_tx()
267 	context = &tile_uart->context;  in tilegx_start_tx()
277 		mutex_unlock(&tile_uart->mutex);  in tilegx_start_tx()
292 	mutex_unlock(&tile_uart->mutex);  in tilegx_start_tx()
302 	struct tile_uart_port *tile_uart;  in tilegx_stop_rx()  local
306 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_stop_rx()
307 	if (!mutex_trylock(&tile_uart->mutex))  in tilegx_stop_rx()
310 	context = &tile_uart->context;  in tilegx_stop_rx()
311 	cpu = tile_uart->irq_cpu;  in tilegx_stop_rx()
314 	mutex_unlock(&tile_uart->mutex);  in tilegx_stop_rx()
331 	struct tile_uart_port *tile_uart;  in tilegx_startup()  local
336 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_startup()
337 	if (mutex_lock_interruptible(&tile_uart->mutex))  in tilegx_startup()
339 	context = &tile_uart->context;  in tilegx_startup()
365 		tile_uart->irq_cpu = cpu;  in tilegx_startup()
383 	mutex_unlock(&tile_uart->mutex);  in tilegx_startup()
394 	mutex_unlock(&tile_uart->mutex);  in tilegx_startup()
407 	struct tile_uart_port *tile_uart;  in tilegx_shutdown()  local
411 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_shutdown()
412 	if (mutex_lock_interruptible(&tile_uart->mutex))  in tilegx_shutdown()
414 	context = &tile_uart->context;  in tilegx_shutdown()
423 	cpu = tile_uart->irq_cpu;  in tilegx_shutdown()
435 	mutex_unlock(&tile_uart->mutex);  in tilegx_shutdown()
458 	struct tile_uart_port *tile_uart;  in tilegx_set_termios()  local
461 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_set_termios()
462 	if (!mutex_trylock(&tile_uart->mutex))  in tilegx_set_termios()
464 	context = &tile_uart->context;  in tilegx_set_termios()
470 			mutex_unlock(&tile_uart->mutex);  in tilegx_set_termios()
513 	mutex_unlock(&tile_uart->mutex);  in tilegx_set_termios()
578 	struct tile_uart_port *tile_uart;  in tilegx_poll_get_char()  local
580 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_poll_get_char()
581 	context = &tile_uart->context;  in tilegx_poll_get_char()
591 	struct tile_uart_port *tile_uart;  in tilegx_poll_put_char()  local
593 	tile_uart = container_of(port, struct tile_uart_port, uart);  in tilegx_poll_put_char()
594 	context = &tile_uart->context;  in tilegx_poll_put_char()