Re: [PATCH] dsp: don't use registered_fb[1]

[Tony Lindgren <tony@atomide.com>]

* Hiroshi DOYU <Hiroshi.DOYU@nokia.com> [070127 21:05]:
> Acked.
> 
> From: "ext Tony Lindgren" <tony@atomide.com>
> Subject: Re: [PATCH] dsp: don't use registered_fb[1]
> Date: Fri, 26 Jan 2007 13:51:24 -0800
> 
> > * Arnaud Patard <arnaud.patard@rtp-net.org> [070114 05:45]:
> > > 
> > > According to dsp_fbexport(), the dsp code handles only the first
> > > registered framebuffer, so using registered_fb[1] in mbox_fbctl_upd is
> > > wrong. registered_fb[0] must be used instead. 
> > > This code has also the side effect to oops the kernel as
> > > registered_fb[1] is null and omapfb_update_window_async doesn't handle
> > > this case. The fix for omapfb_update_window_async is sent in an other
> > > mail.
> > > 
> > > 
> > > Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
> > > ---
> > 
> > > ---
> > >  arch/arm/plat-omap/dsp/dsp_mem.c |    2 	1 +	1 -	0 !
> > >  1 file changed, 1 insertion(+), 1 deletion(-)
> > > 
> > > Index: linux-omap-2.6/arch/arm/plat-omap/dsp/dsp_mem.c
> > > ===================================================================
> > > --- linux-omap-2.6.orig/arch/arm/plat-omap/dsp/dsp_mem.c	2007-01-14 14:10:26.000000000 +0100
> > > +++ linux-omap-2.6/arch/arm/plat-omap/dsp/dsp_mem.c	2007-01-14 14:10:37.000000000 +0100
> > > @@ -2052,7 +2052,7 @@ void mbox_fbctl_upd(void)
> > >  		return;
> > >  	}
> > >  	//printk("calling omapfb_update_window_async()\n");
> > > -	omapfb_update_window_async(registered_fb[1], &win, fbupd_cb, NULL);
> > > +	omapfb_update_window_async(registered_fb[0], &win, fbupd_cb, NULL);
> > >  }
> > >  
> > >  #else /* CONFIG_FB_OMAP_LCDC_EXTERNAL */
> > 
> > Toshihiro and Hiroshi, can you ack this one?

Pushing today.

Tony