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drm/udl: Use fbdev-shmem

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Implement fbdev emulation with fbdev-shmem. Avoids the overhead of
fbdev-generic's additional shadow buffering. No functional changes.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Cc: Dave Airlie <airlied@redhat.com>
Cc: Sean Paul <sean@poorly.run>
Cc: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240419083331.7761-19-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann
2024-04-19 10:29:11 +02:00
parent 5134fa750e
commit 0f8c731477
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/udl/udl_drv.c
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@@ -6,7 +6,7 @@
#include <linux/module.h>
#include <drm/drm_drv.h>
#include <drm/drm_fbdev_generic.h>
#include <drm/drm_fbdev_shmem.h>
#include <drm/drm_file.h>
#include <drm/drm_gem_shmem_helper.h>
#include <drm/drm_managed.h>
@@ -117,7 +117,7 @@ static int udl_usb_probe(struct usb_interface *interface,
DRM_INFO("Initialized udl on minor %d\n", udl->drm.primary->index);
drm_fbdev_generic_setup(&udl->drm, 0);
drm_fbdev_shmem_setup(&udl->drm, 0);
return 0;
}