current code only allows the file owner (usually
root) to read current_speed and maximum_speed
sysfs files. Let anyone read those.
Signed-off-by: Felipe Balbi <balbi@ti.com>

now that no UDC driver touches gadget.dev.release
we can assign our release function to it without
being afraid of breaking anything.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core provides a better way to handle release
methods, let's use it.
Signed-off-by: Felipe Balbi <balbi@ti.com>

not all UDC drivers need a proper release function,
for those which don't need it, we udc-core will provide
a no-op release method so we can remove "redefinition"
of such methods in almost every UDC driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>

udc-core now handles that for us, which means
we can remove it from our driver.
Signed-off-by: Felipe Balbi <balbi@ti.com>