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drm/vc4: Use GEM DMA fbdev emulation
author
Thomas Zimmermann
<tzimmermann@suse.de>
Mon, 13 Mar 2023 15:51:34 +0000
(16:51 +0100)
committer
Thomas Zimmermann
<tzimmermann@suse.de>
Tue, 14 Mar 2023 16:07:49 +0000
(17:07 +0100)
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
drivers/gpu/drm/vc4/vc4_drv.c
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diff --git
a/drivers/gpu/drm/vc4/vc4_drv.c
b/drivers/gpu/drm/vc4/vc4_drv.c
index
0ccaee5
..
c8bf954
100644
(file)
--- a/
drivers/gpu/drm/vc4/vc4_drv.c
+++ b/
drivers/gpu/drm/vc4/vc4_drv.c
@@
-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;