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SubjectRe: [PATCH v2 06/17] Platform: OLPC: Add XO-1.75 EC driver
On Mon, Dec 3, 2018 at 1:13 AM Darren Hart <dvhart@infradead.org> wrote:
> On Fri, Nov 16, 2018 at 05:23:52PM +0100, Lubomir Rintel wrote:
> > It's based off the driver from the OLPC kernel sources. Somewhat
> > modernized and cleaned up, for better or worse.
> >
> > Modified to plug into the olpc-ec driver infrastructure (so that battery
> > interface and debugfs could be reused) and the SPI slave framework.

> > - Count the terminating NUL in LOG_BUF_SIZE
> > - Make olpc_xo175_ec_is_valid_cmd() return -EINVAL instead of -1
> > on error
> > - Spell keyboard/touchpad in full for CHAN_KEYBOARD/TOUCHPAD messages
> > - Use a #define for PM wakeup processing time
> > - Log a message on unknown event
> > - Escape logging payload with %*pE
> > - Replace an open-coded min()
> > - Correct an error code on short read
> > - replaced PM callback #ifdefs with __maybe_unusedm SET_RUNTIME_PM_OPS
> > and SET_NOIRQ_SYSTEM_SLEEP_PM_OPS
> > - dev_get_drvdata() instead of a round-trip through platform device
> > - s/unsigned char x/u8 x/ in olpc_xo175_ec_resume()
> > - Use GENMASK() instead of 0xffff for the event mask
> > - Replace cmd tx/resp rx buffers with structures
> > - Turned suspend hint arguments into a struct, and tidied up the comment
>
> Just from these comments, each of these could be a separate patch. You
> can group related things together, or those that change the same line or
> function for example. Order them with cleanups / non-functional-changes
> first, followed by functional changes.
>
> >
> > Basically all of the above is based on the review by Andy Shevchenko.
>
> Andy, what was your intent for Lubomir here? From the above, this looks
> like it should be several patches to me.

This is a new module, I don't see why it can't be one patch. For the
existing code I agree with you.

--
With Best Regards,
Andy Shevchenko

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