Merge "usb: gadget: increase the buffer size to 1 MB for tty ports" (8cd9f171) · Commits · e / devices / android_kernel_xiaomi_markw

drivers/usb/gadget/function/u_serial.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -1239,10 +1239,13 @@ gs_port_alloc(unsigned port_num, struct usb_cdc_line_coding *coding)
		}

		tty_port_init(&port->port);
		tty_buffer_set_limit(&port->port, 131072);
		tty_buffer_set_limit(&port->port, 8388608);
		spin_lock_init(&port->port_lock);
		init_waitqueue_head(&port->drain_wait);

		pr_debug("%s open:ttyGS%d and set 8388608, avail:%d\n", __func__,
		port_num, tty_buffer_space_avail(&port->port));

		INIT_WORK(&port->push, gs_rx_push);

		INIT_LIST_HEAD(&port->read_pool);