[PATCH] drm: renesas: rz-du: Support dmabuf import

[Biju Das]

Hi Laurent,


> -----Original Message-----
> From: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>
> Sent: 21 March 2025 10:46
> Subject: [PATCH] drm: renesas: rz-du: Support dmabuf import
> 
> The rz-du driver uses GEM DMA helpers, but does not implement the
> drm_driver .gem_prime_import_sg_table operation. This  prevents importing dmabufs. Fix it by
> implementing the missing operation using the DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE() helper macro.
> 
> Signed-off-by: Laurent Pinchart <laurent.pinchart+renesas at ideasonboard.com>

Reviewed-by: Biju Das <biju.das.jz at bp.renesas.com>

Cheers,
Biju



> ---
> Kieran, would you be able to test this ?
> ---
>  drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> 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 cbd9b9841267..5e40f0c1e7b0 100644
> --- a/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
> +++ b/drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
> @@ -79,7 +79,7 @@ DEFINE_DRM_GEM_DMA_FOPS(rzg2l_du_fops);
> 
>  static const struct drm_driver rzg2l_du_driver = {
>  	.driver_features	= DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC,
> -	.dumb_create		= rzg2l_du_dumb_create,
> +	DRM_GEM_DMA_DRIVER_OPS_WITH_DUMB_CREATE(rzg2l_du_dumb_create),
>  	DRM_FBDEV_DMA_DRIVER_OPS,
>  	.fops			= &rzg2l_du_fops,
>  	.name			= "rzg2l-du",
> 
> base-commit: 9e75b6ef407fee5d4ed8021cd7ddd9d6a8f7b0e8
> --
> Regards,
> 
> Laurent Pinchart