Re: [PATCH RFC] spi: Dont call prepare/unprepare transfer if not populated

From: Grant Likely
Date: Thu May 10 2012 - 23:28:45 EST


On Thu, 10 May 2012 16:01:27 +0200, Linus Walleij <linus.walleij@xxxxxxxxxx> wrote:
> On Thu, May 10, 2012 at 3:50 PM, Shubhrajyoti D <shubhrajyoti@xxxxxx> wrote:
>
> > Currently the prepare/unprepare transfer are called unconditionally.
> > The assumption is that every driver using the spi core queue infrastructure
> > has to populate the prepare and unprepare functions. This encourages
> > drivers to populate empty functions to prevent crashing.
> > This patch prevents the call to prepare/unprepare if not populated.
> >
> > Cc: Linus Walleij <linus.walleij@xxxxxxxxxx>
> > Signed-off-by: Shubhrajyoti D <shubhrajyoti@xxxxxx>
>
> Great!
> Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx>

Applied, thanks (after fixing extra whitespace defect).

g.

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