Re: [PATCH v1] media: ipu3-cio2: Use macros from mm.h

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On Wed, Oct 28, 2020 at 04:11:05PM +0800, Bingbu Cao wrote:
> Andy, thanks for your patch.

> Reviewed-by: Bingbu Cao <bingbu.cao@xxxxxxxxx>

Thanks!

> On 10/28/20 2:14 AM, Andy Shevchenko wrote:

> > -	entry[1].second_entry.last_page_available_bytes =
> > -			(remaining & ~PAGE_MASK) ?
> > -				(remaining & ~PAGE_MASK) - 1 : PAGE_SIZE - 1;
> > +	remaining = offset_in_page(remaining);
> > +	entry[1].second_entry.last_page_available_bytes = (remaining ?: PAGE_SIZE) - 1;
> 
> Not really about this change, is there some coding style update? This line obviously over 80
> chars, but the latest script did not report warning.

There is a relaxation in the script, but now it's ambiguous with the documentation.
I just realized I can rewrite this as:

	remaining = offset_in_page(remaining) ?: PAGE_SIZE;
	entry[1].second_entry.last_page_available_bytes = remaining - 1;

Would it work for you?

> >  	/* Fill FBPT */
> >  	remaining = length;
> >  	i = 0;

-- 
With Best Regards,
Andy Shevchenko





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