[PATCH 2/3] exa/mixed: be more thorough about setting fb_pitch when needed

[Michel Dänzer]

On Sat, 2009-11-07 at 13:32 +0100, Maarten Maathuis wrote: 
> Signed-off-by: Maarten Maathuis <madman2003 at gmail.com>
> ---
>  exa/exa_migration_mixed.c |    6 +++++-
>  1 files changed, 5 insertions(+), 1 deletions(-)
> 
> diff --git a/exa/exa_migration_mixed.c b/exa/exa_migration_mixed.c
> index 7458e3c..4ea9823 100644
> --- a/exa/exa_migration_mixed.c
> +++ b/exa/exa_migration_mixed.c
> @@ -98,10 +98,11 @@ exaDoMigration_mixed(ExaMigrationPtr pixmaps, int npixmaps, Bool can_accel)
>  	if (!pExaPixmap->driverPriv)
>  	    exaCreateDriverPixmap_mixed(pPixmap);
>  
> +	pPixmap->devKind = pExaPixmap->fb_pitch;
> +
>  	if (pExaPixmap->pDamage && exaPixmapIsOffscreen(pPixmap)) {
>  	    ExaScreenPriv(pPixmap->drawable.pScreen);
>  
> -	    pPixmap->devKind = pExaPixmap->fb_pitch;
>  	    exaCopyDirtyToFb(pixmaps + i);
>  
>  	    if (pExaScr->deferred_mixed_pixmap == pPixmap)
> @@ -197,6 +198,9 @@ exaPrepareAccessReg_mixed(PixmapPtr pPixmap, int index, RegionPtr pReg)
>  	pPixmap->devPrivate.ptr = pExaPixmap->sys_ptr;
>  	pPixmap->devKind = pExaPixmap->sys_pitch;
>  	pExaPixmap->offscreen = FALSE;
> +    } else {
> +	ExaPixmapPriv(pPixmap);
> +	pPixmap->devKind = pExaPixmap->fb_pitch;
>      }
>  }
>  

I don't see any problem with this, but out of curiosity was there any
particular problem that this fixes?


-- 
Earthling Michel Dänzer           |                http://www.vmware.com
Libre software enthusiast         |          Debian, X and DRI developer