Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
drm/fb-helper: Set damage-clip area in helper
Set the damage area in the new helper drm_fb_helper_add_damage_clip().
It can now be updated without scheduling the damage worker. This change
will help to remove the damage worker entirely. No functional changes.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Reviewed-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20221115115819.23088-2-tzimmermann@suse.de
+8
-2
+8
-2
drivers/gpu/drm/drm_fb_helper.c
+8
-2
drivers/gpu/drm/drm_fb_helper.c
···
576
576
}
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577
EXPORT_SYMBOL(drm_fb_helper_fini);
578
578
579
-
static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y,
580
-
u32 width, u32 height)
579
+
static void drm_fb_helper_add_damage_clip(struct drm_fb_helper *helper, u32 x, u32 y,
580
+
u32 width, u32 height)
581
581
{
582
582
struct drm_clip_rect *clip = &helper->damage_clip;
583
583
unsigned long flags;
···
588
588
clip->x2 = max_t(u32, clip->x2, x + width);
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589
clip->y2 = max_t(u32, clip->y2, y + height);
590
590
spin_unlock_irqrestore(&helper->damage_lock, flags);
591
+
}
592
+
593
+
static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y,
594
+
u32 width, u32 height)
595
+
{
596
+
drm_fb_helper_add_damage_clip(helper, x, y, width, height);
591
597
592
598
schedule_work(&helper->damage_work);
593
599
}