tree 913595884b4164b404f0d8ca8fe68e11a1ac72be
parent 16b78db9454b8a42b453c815c058fb52874b3104
author Jerry Zhang <zhangjerry@google.com> 1526937763 -0700
committer Jerry Zhang <zhangjerry@google.com> 1531853678 -0700

adb: Add io size and zero packet to usb_handle

Fastboot protocol doesn't include zero packets,
so make it possible to configure that.

Allow fastbootd to see how many bytes the handle
can read/write at once.

Test: adb works
Bug: 78793464
Change-Id: I31e444f384d9d0cdf1ea936439b2028f8151c3b8