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

[Maarten Maathuis]

2009/11/12 Michel Dänzer <michel at daenzer.net>:
> 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
>

This is just something i found. It may be needed for patch 3 (the
polyarc thing), but i found it seperately.

Maarten.