From 0144a2568c7d8e58806d3f176f8454c3a3a35ba0 Mon Sep 17 00:00:00 2001
From: David Miller <davem@davemloft.net>
Date: Tue, 11 Jan 2011 23:54:07 +0000
Subject: [PATCH] vt8623fb: Don't clobber par->state.vgabase during open
method.
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
---
drivers/video/vt8623fb.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c
index 54ddaeb60f0a..eee01a2ae8c9 100644
--- a/drivers/video/vt8623fb.c
+++ b/drivers/video/vt8623fb.c
@@ -292,7 +292,10 @@ static int vt8623fb_open(struct fb_info *info, int user)
mutex_lock(&(par->open_lock));
if (par->ref_count == 0) {
+ void __iomem *vgabase = par->state.vgabase;
+
memset(&(par->state), 0, sizeof(struct vgastate));
+ par->state.vgabase = vgabase;
par->state.flags = VGA_SAVE_MODE | VGA_SAVE_FONTS | VGA_SAVE_CMAP;
par->state.num_crtc = 0xA2;
par->state.num_seq = 0x50;
--
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