From: Jason Chen <b02280@freescale.com>
Date: Wed, 13 Jul 2011 04:17:37 +0000 (+0800)
Subject: ENGR00152845-6 fb: add PREMODE_CHANGE event support.
X-Git-Tag: v3.0.35-fsl_4.1.0~2438
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=40a56388dc39d970817ede04247b4f937bd26f1e;p=karo-tx-linux.git

ENGR00152845-6 fb: add PREMODE_CHANGE event support.

change fbmem.c to support PREMODE_CHANGE event.

Signed-off-by: Jason Chen <jason.chen@freescale.com>
---

diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index 7a41220aebdd..c4be50b04180 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -991,6 +991,17 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
 			old_var = info->var;
 			info->var = *var;
 
+			/* call pre-mode change */
+			if (flags & FBINFO_MISC_USEREVENT) {
+				struct fb_event event;
+				int evnt = FB_EVENT_PREMODE_CHANGE;
+
+				info->flags &= ~FBINFO_MISC_USEREVENT;
+				event.info = info;
+				event.data = &mode;
+				fb_notifier_call_chain(evnt, &event);
+			}
+
 			if (info->fbops->fb_set_par) {
 				ret = info->fbops->fb_set_par(info);