Bluetooth: btusb: fix bt fiwmare downloading failure issue for qca btsoc.
authorTim Jiang <tjiang@codeaurora.org>
Tue, 1 Jun 2021 09:57:10 +0000 (17:57 +0800)
committerMarcel Holtmann <marcel@holtmann.org>
Sat, 26 Jun 2021 05:12:39 +0000 (07:12 +0200)
commit4f00bfb372674d586c4a261bfc595cbce101fbb6
treebf15c4466101e34974e2efa9574997c2f13e741e
parentca17a5cccf8b6d35dab4729bea8f4350bc0b4caf
Bluetooth: btusb: fix bt fiwmare downloading failure issue for qca btsoc.

This is btsoc timing issue, after host start to downloading bt firmware,
ep2 need time to switch from function acl to function dfu, so host add
20ms delay as workaround.

Signed-off-by: Tim Jiang <tjiang@codeaurora.org>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
drivers/bluetooth/btusb.c