Commit 7183658f authored Jan 20, 2017 by Hemant Kumar Committed by Mayank Rana Mar 08, 2017

usb: composite: Increase ep0 buffer size to 4KB



Maximum QMI packet size is 4KB. As a result with current
ep0 buffer size of 1KB driver is overstepping the buffer
memory when QMI packet of more than 1KB size is received
from usb host.

Change-Id: Id162ed23dfa855fd7e11d43b32627b577c0c2dd4
Signed-off-by: Hemant Kumar <hemantk@codeaurora.org>

parent 1bab4f5e

include/linux/usb/composite.h

+1 −1

Original line number	Diff line number	Diff line
		@@ -55,7 +55,7 @@
		#define USB_GADGET_DELAYED_STATUS 0x7fff /* Impossibly large value */

		/* big enough to hold our biggest descriptor */
		#define USB_COMP_EP0_BUFSIZ 1024
		#define USB_COMP_EP0_BUFSIZ 4096

		#define USB_MS_TO_HS_INTERVAL(x) (ilog2((x * 1000 / 125)) + 1)
		struct usb_configuration;