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drm/stm: Use GEM DMA fbdev emulation
author
Thomas Zimmermann
<tzimmermann@suse.de>
Mon, 13 Mar 2023 15:51:28 +0000
(16:51 +0100)
committer
Thomas Zimmermann
<tzimmermann@suse.de>
Tue, 14 Mar 2023 16:07:48 +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/20230313155138.20584-16-tzimmermann@suse.de
drivers/gpu/drm/stm/drv.c
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diff --git
a/drivers/gpu/drm/stm/drv.c
b/drivers/gpu/drm/stm/drv.c
index
50410bd
..
422220d
100644
(file)
--- a/
drivers/gpu/drm/stm/drv.c
+++ b/
drivers/gpu/drm/stm/drv.c
@@
-18,7
+18,7
@@
#include <drm/drm_atomic.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_gem_dma_helper.h>
#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_module.h>
@@
-203,7
+203,7
@@
static int stm_drm_platform_probe(struct platform_device *pdev)
if (ret)
goto err_put;
- drm_fbdev_
generic
_setup(ddev, 16);
+ drm_fbdev_
dma
_setup(ddev, 16);
return 0;