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usb: gadget: u_serial.h: increase MAX_U_SERIAL_PORTS to 8

Message ID 1592286977-30483-1-git-send-email-macpaul.lin@mediatek.com
State New
Headers show
Series usb: gadget: u_serial.h: increase MAX_U_SERIAL_PORTS to 8 | expand

Commit Message

Macpaul Lin June 16, 2020, 5:56 a.m. UTC
Mediatek's LTE modem needs up to 8 ports to connect to PC for logging
and debugging under some scenarios. Hence we suggest to increase the
definition of MAX_U_SERIAL_PORTS to 8 for some complex embedded systems.

Signed-off-by: Macpaul Lin <macpaul.lin@mediatek.com>
---
 drivers/usb/gadget/function/u_serial.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/usb/gadget/function/u_serial.h b/drivers/usb/gadget/function/u_serial.h
index e5b08ab..7d61113 100644
--- a/drivers/usb/gadget/function/u_serial.h
+++ b/drivers/usb/gadget/function/u_serial.h
@@ -12,7 +12,7 @@ 
 #include <linux/usb/composite.h>
 #include <linux/usb/cdc.h>
 
-#define MAX_U_SERIAL_PORTS	4
+#define MAX_U_SERIAL_PORTS	8
 
 struct f_serial_opts {
 	struct usb_function_instance func_inst;