From 3b4f0ff0e03921f0c076cf44d106de8deb0af571 Mon Sep 17 00:00:00 2001 From: Jerry Zhang Date: Fri, 23 Mar 2018 16:23:34 -0700 Subject: [PATCH] Revert "f_fs: set maxburst to one before enabling endpoints" This reverts commit e3c2d0c27e3bd3df4b66bba9e9b47c7e0a442eb8. This was severely slowing down usb transfer speeds. Bug: 76154677 Test: mtp and adb speeds return to normal Change-Id: I70e7a45b3d71a66a4191637891d145a86495aab6 Signed-off-by: Jerry Zhang --- drivers/usb/gadget/function/f_fs.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/usb/gadget/function/f_fs.c b/drivers/usb/gadget/function/f_fs.c index 9c40006b91b3..ea4aaecbc54f 100644 --- a/drivers/usb/gadget/function/f_fs.c +++ b/drivers/usb/gadget/function/f_fs.c @@ -2180,12 +2180,6 @@ static int ffs_func_eps_enable(struct ffs_function *func) break; } - /* - * userspace setting maxburst > 1 results more fifo - * allocation than without maxburst. Change maxburst to 1 - * only to allocate fifo size of max packet size. - */ - ep->ep->maxburst = 1; ret = usb_ep_enable(ep->ep); if (likely(!ret)) { epfile->ep = ep;