Re: [PATCH 1/4] kernel.h: Implement DIV_ROUND_CLOSEST_ULL

[Javi Merino]

On Fri, Mar 20, 2015 at 06:19:26PM +0000, Emil Velikov wrote:
> On 20 March 2015 at 11:14, Javi Merino <javi.merino@xxxxxxx> wrote:
> > We have grown a number of different implementations of
> > DIV_ROUND_CLOSEST_ULL throughout the kernel.  Move the i915 one to
> > kernel.h so that it can be reused.
> >
> > Cc: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> > Cc: Jani Nikula <jani.nikula@xxxxxxxxxxxxxxx>
> > Cc: David Airlie <airlied@xxxxxxxx>
> > Cc: Darrick J. Wong <djwong@xxxxxxxxxx>
> > Cc: Guenter Roeck <linux@xxxxxxxxxxxx>
> > Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
> > Signed-off-by: Javi Merino <javi.merino@xxxxxxx>
> > ---
> >  drivers/gpu/drm/i915/intel_drv.h |  4 +---
> >  include/linux/kernel.h           | 11 +++++++++++
> >  2 files changed, 12 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
> > index eef79ccd0b7c..346e28fdd7dd 100644
> > --- a/drivers/gpu/drm/i915/intel_drv.h
> > +++ b/drivers/gpu/drm/i915/intel_drv.h
> > @@ -28,6 +28,7 @@
> >  #include <linux/async.h>
> >  #include <linux/i2c.h>
> >  #include <linux/hdmi.h>
> > +#include <linux/kernel.h>
> Hi Javi,
> 
> Small suggestion - can we include the header only where needed ?
> i915/intel_panel.c seems to be the only user of DIV_ROUND_CLOSEST
> which will need an update.
> 
> Somewhat trivial pick but it will prevent ~40 unnecessary dives in kernel.h.

Sure, I'll fix it in the next version of the series.

Cheers,
Javi

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