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drm/renesas/rz-du: Use fbdev-dma

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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@suse.de>
Cc: Biju Das <biju.das.jz@bp.renesas.com>
Tested-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-30-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2024-04-19 10:29:22 +02:00
parent b3fdbd60d3
commit ff5cea0f03
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/renesas/rz-du/rzg2l_du_drv.c
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@ -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;