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Commit 8dad0ded authored by qctecmdr Service's avatar qctecmdr Service Committed by Gerrit - the friendly Code Review server
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Merge "usb: gadget: increase the buffer size to 1 MB for tty ports"

parents 45507a06 4a1061c2

drivers/usb/gadget/function/u_serial.c

+4 −0
Original line number Diff line number Diff line
@@ -1301,10 +1301,14 @@ gs_port_alloc(unsigned port_num, struct usb_cdc_line_coding *coding) 
	}



	tty_port_init(&port->port);

	tty_buffer_set_limit(&port->port, 8388608);

	spin_lock_init(&port->port_lock);

	init_waitqueue_head(&port->drain_wait);

	init_waitqueue_head(&port->close_wait);



	pr_debug("%s open:ttyGS%d and set 8388608, avail:%d\n", __func__,

		port_num, tty_buffer_space_avail(&port->port));



	tasklet_init(&port->push, gs_rx_push, (unsigned long) port);



	INIT_LIST_HEAD(&port->read_pool);