[PATCH 29/43] drm/renesas/rz-du: Use fbdev-dma

[Thomas Zimmermann]

Hi

Am 12.03.24 um 20:14 schrieb Biju Das:
> Hi Thomas,
>
>> -----Original Message-----
>> From: Thomas Zimmermann <tzimmermann at suse.de>
>> Sent: Tuesday, March 12, 2024 3:45 PM
>> To: daniel at ffwll.ch; airlied at gmail.com; deller at gmx.de; javierm at redhat.com
>> Cc: linux-fbdev at vger.kernel.org; dri-devel at lists.freedesktop.org; Thomas Zimmermann
>> <tzimmermann at suse.de>; Biju Das <biju.das.jz at bp.renesas.com>
>> Subject: [PATCH 29/43] drm/renesas/rz-du: Use fbdev-dma
>>
>> Implement fbdev emulation with fbdev-dma. Fbdev-dma now supports damage handling, which is required by
>> rz-du. Avoids the overhead of fbdev-generic's additional shadow buffering. No functional changes.
>>
>> Signed-off-by: Thomas Zimmermann <tzimmermann at suse.de>
>
> Tested-by: Biju Das <biju.das.jz at bp.renesas.com>

Thanks a lot.

I just noticed that the drivers under renesas/ don't require damage 
handling, so the commit message needs a change.

Best regards
Thomas

>
> Cheers,
> Biju
>
>> Cc: Biju Das <biju.das.jz at bp.renesas.com>
>> ---
>>   drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c | 4 ++--
>>   1 file changed, 2 insertions(+), 2 deletions(-)
>>
>> diff --git a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c b/drivers/gpu/drm/renesas/rz-
>> du/rzg2l_du_drv.c
>> index 470d34da1d6c4..e5eca8691a331 100644
>> --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
>> +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
>> @@ -14,7 +14,7 @@
>>
>>   #include <drm/drm_atomic_helper.h>
>>   #include <drm/drm_drv.h>
>> -#include <drm/drm_fbdev_generic.h>
>> +#include <drm/drm_fbdev_dma.h>
>>   #include <drm/drm_gem_dma_helper.h>
>>   #include <drm/drm_probe_helper.h>
>>
>> @@ -149,7 +149,7 @@ static int rzg2l_du_probe(struct platform_device *pdev)
>>
>>   	drm_info(&rcdu->ddev, "Device %s probed\n", dev_name(&pdev->dev));
>>
>> -	drm_fbdev_generic_setup(&rcdu->ddev, 32);
>> +	drm_fbdev_dma_setup(&rcdu->ddev, 32);
>>
>>   	return 0;
>>
>> --
>> 2.44.0

-- 
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)