Re: [PATCH V3 2/3] usb: gadget: function: f_fs: Let ffs_epfile_ioctl wait for enable.

2017-04-19 Thread Michal Nazarewicz
On Wed, Apr 19 2017, Jerry Zhang wrote: > This allows users to make an ioctl call as the first action on a > connection. Ex, some functions might want to get endpoint size > before making any i/os. > > Previously, calling ioctls before read/write would depending on the > timing of endpoints being

[PATCH V3 2/3] usb: gadget: function: f_fs: Let ffs_epfile_ioctl wait for enable.

2017-04-19 Thread Jerry Zhang
This allows users to make an ioctl call as the first action on a connection. Ex, some functions might want to get endpoint size before making any i/os. Previously, calling ioctls before read/write would depending on the timing of endpoints being enabled. ESHUTDOWN is now a possible return value