drm/tiny/st7735r: Use fbdev-dma

Implement fbdev emulation with fbdev-dma. Fbdev-dma now supports
damage handling, which is required by st7735r. Avoids the overhead of
fbdev-generic's additional shadow buffering. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: David Lechner <david@lechnology.com>
Acked-by: David Lechner <david@lechnology.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-42-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2024-04-19 10:29:34 +02:00
parent 85c8e3ec80
commit c32705b591

View File

@ -18,7 +18,7 @@
#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_atomic_helper.h>
#include <drm/drm_gem_dma_helper.h>
#include <drm/drm_managed.h>
@ -241,7 +241,7 @@ static int st7735r_probe(struct spi_device *spi)
spi_set_drvdata(spi, drm);
drm_fbdev_generic_setup(drm, 0);
drm_fbdev_dma_setup(drm, 0);
return 0;
}