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drm/vc4: Use GEM DMA fbdev emulation

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Use the fbdev emulation that is optimized for DMA helpers. Avoids
possible shadow buffering and makes the code simpler.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230313155138.20584-22-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann 2023-03-13 16:51:34 +01:00
parent 39463ef19b
commit f9cb99c597
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/vc4/vc4_drv.c
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@ -33,7 +33,7 @@
#include <drm/drm_aperture.h>
#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_vblank.h>
#include <soc/bcm2835/raspberrypi-firmware.h>
@ -387,7 +387,7 @@ static int vc4_drm_bind(struct device *dev)
if (ret < 0)
goto unbind_all;
drm_fbdev_generic_setup(drm, 16);
drm_fbdev_dma_setup(drm, 16);
return 0;