On Tue, Jan 23, 2018 at 09:16:52PM +0100, Maxime Ripard wrote: > In preparation for the multiple environment support, let's introduce two > new parameters to the environment driver lookup function: the priority and > operation. > > The operation parameter is meant to identify, obviously, the operation you > might want to perform on the environment. > > The priority is a number passed to identify the environment priority you > want to retrieve. The lowest priority parameter (0) will be the primary > source. > > Combining the two parameters allow you to support multiple environments > through different priorities, and to change those priorities between read > and writes operations. > > This is especially useful to implement migration mechanisms where you want > to always use the same environment first, be it to read or write, while the > common case is more likely to use the same environment it has read from to > write it to. > > Signed-off-by: Maxime Ripard <maxime.rip...@free-electrons.com>
Applied to u-boot/master, thanks! -- Tom
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