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From 159c4d81899db05a57bc4a0d55083e484c3d8a43 Mon Sep 17 00:00:00 2001
From: Lars-Peter Clausen <lars@metafoo.de>
Date: Sat, 24 Apr 2010 12:23:28 +0200
Subject: [PATCH 19/21] Framebuffer notifier: Call notifier callbacks prior to
blanking the screen
---
drivers/video/fbmem.c | 8 ++++++--
1 files changed, 6 insertions(+), 2 deletions(-)
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -1046,12 +1046,12 @@ fb_set_var(struct fb_info *info, struct
int
fb_blank(struct fb_info *info, int blank)
{
- int ret = -EINVAL;
+ int ret = 0;
if (blank > FB_BLANK_POWERDOWN)
blank = FB_BLANK_POWERDOWN;
- if (info->fbops->fb_blank)
+ if (info->fbops->fb_blank && blank == FB_BLANK_UNBLANK)
ret = info->fbops->fb_blank(blank, info);
if (!ret) {
@@ -1062,6 +1062,10 @@ fb_blank(struct fb_info *info, int blank
fb_notifier_call_chain(FB_EVENT_BLANK, &event);
}
+ if (info->fbops->fb_blank && blank != FB_BLANK_UNBLANK)
+ ret = info->fbops->fb_blank(blank, info);
+
+
return ret;
}
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