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drm/fbdev-generic: Remove unused prefer_shadow_fbdev flag

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Remove the flag prefer_shadow_fbdev from struct drm_mode_config.
Drivers set this flag to enable shadow buffering in the generic
fbdev emulation. Such shadow buffering is now mandatory, so the
flag is unused.

Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Javier Martinez Canillas <javierm@redhat.com>
Reviewed-by: Zack Rusin <zackr@vmware.com>
Tested-by: Sui Jingfeng <suijingfeng@loongson.cn>
Link: https://patchwork.freedesktop.org/patch/msgid/20230320150751.20399-3-tzimmermann@suse.de
This commit is contained in:
Thomas Zimmermann
2023-03-20 16:07:45 +01:00
parent a5b44c4adb
commit 7423740b25
3 changed files with 0 additions and 9 deletions
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7
include/drm/drm_mode_config.h
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@@ -890,13 +890,6 @@ struct drm_mode_config {
/* dumb ioctl parameters */
uint32_t preferred_depth, prefer_shadow;
/**
* @prefer_shadow_fbdev:
*
* Hint to framebuffer emulation to prefer shadow-fb rendering.
*/
bool prefer_shadow_fbdev;
/**
* @quirk_addfb_prefer_xbgr_30bpp:
*