# Re: \[PATCH\] fbdev: sh\_mobile\_lcdc: Turn dot clock on before resuming from runtime PM

- From: Laurent Pinchart \<laurent.pinchart@ideasonboard.com\>
- Date: 2011-09-20 22:44:10 
- List: linux-fbdev
- Page: https://ratatoskr.run/linux-fbdev/2011/09/13461957
- Thread: https://ratatoskr.run/linux-fbdev/2011/07/13461708/t.md

```text
Hi Florian,

On Tuesday 20 September 2011 22:19:25 Florian Tobias Schandinat wrote:
> On 09/20/2011 07:56 PM, Laurent Pinchart wrote:
> > On Tuesday 20 September 2011 21:52:36 Florian Tobias Schandinat wrote:
> >> On 09/20/2011 07:30 PM, Laurent Pinchart wrote:
> >>> On Monday 11 July 2011 14:35:54 Laurent Pinchart wrote:
> >>>> Resuming from runtime PM restores all LCDC registers. If the dot clock
> >>>> is off at that time display panning information will be corrupted.
> >>>> 
> >>>> Turn the dot clock on before resuming from runtime PM. Similarly,
> >>>> turn the clock off after suspending the LCDC.
> >>> 
> >>> Could you please pick this patch for v3.2 ?
> >> 
> >> I assume you meant the currently developed 3.1? (as 3.2 is the next one
> >> for which the patch is lying in my fbdev-next anyway)
> > 
> > No, I meant v3.2. As I haven't received any pull notification in response
> > to the patch, and as I had no way to check your fbdev-next tree on
> > kernel.org, I just wanted to make sure the patch would be queued for
> > v3.2.
> 
> Just for your info, my tree [1] never was on kernel.org, you can see the
> patch in it here [2] (webfrontend). Looks like the patch I got come from
> your pull request "SH mobile LCDC cleanups and fixes", hope that's the
> right version.

Oops, my bad.

I'm rebasing my pending patches on top of your fbdev/fbdev-next tree. There 
are a couple of conflicts, I'll resent the rebased patches to the list.

-- 
Regards,

Laurent Pinchart
```