From: Matthew Garrett <mjg@redhat.com>
Date: Tue, 14 Jul 2009 16:06:04 +0000 (+0100)
Subject: backlight/eeepc-laptop: Update the backlight state when we change brightness
X-Git-Tag: v2.6.32-rc1~11^2~2
X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=d822d5c273683dc4bacd413953b11ad31513e997;p=linux.git

backlight/eeepc-laptop: Update the backlight state when we change brightness

Trigger a status update when the user hits a brightness key, allowing
userspace to present appropriate UI.

Signed-off-by: Matthew Garrett <mjg@redhat.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
---

diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 222ffb892f22..7b5ee494cdf7 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -642,7 +642,7 @@ static int notify_brn(void)
 	struct backlight_device *bd = eeepc_backlight_device;
 	if (bd) {
 		int old = bd->props.brightness;
-		bd->props.brightness = read_brightness(bd);
+		backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
 		return old;
 	}
 	return -1;