[PATCH 1/5] drm/fb-helper: Set damage-clip area in helper
Thomas Zimmermann
tzimmermann at suse.de
Thu Nov 10 13:55:15 UTC 2022
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 at suse.de>
---
drivers/gpu/drm/drm_fb_helper.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
index e0384f967c0b3..178615565760e 100644
--- a/drivers/gpu/drm/drm_fb_helper.c
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -576,8 +576,8 @@ void drm_fb_helper_fini(struct drm_fb_helper *fb_helper)
}
EXPORT_SYMBOL(drm_fb_helper_fini);
-static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y,
- u32 width, u32 height)
+static void drm_fb_helper_add_damage_clip(struct drm_fb_helper *helper, u32 x, u32 y,
+ u32 width, u32 height)
{
struct drm_clip_rect *clip = &helper->damage_clip;
unsigned long flags;
@@ -588,6 +588,12 @@ static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y,
clip->x2 = max_t(u32, clip->x2, x + width);
clip->y2 = max_t(u32, clip->y2, y + height);
spin_unlock_irqrestore(&helper->damage_lock, flags);
+}
+
+static void drm_fb_helper_damage(struct drm_fb_helper *helper, u32 x, u32 y,
+ u32 width, u32 height)
+{
+ drm_fb_helper_add_damage_clip(helper, x, y, width, height);
schedule_work(&helper->damage_work);
}
--
2.38.0
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