From: taeyoung <ty317.kim@samsung.com>
Date: Thu, 7 Jul 2016 01:35:50 +0000 (+0900)
Subject: display: return raw brightness value
X-Git-Tag: submit/tizen/20210607.045509~33
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=c0ff251413ec12bd02e1bd90d87d915fcf701e52;p=platform%2Fhal%2Fbackend%2Femulator%2Fdevice-emulator.git

display: return raw brightness value

- The brightness value from driver is returned to device daemon.
  device daemon will calculate it for users

Change-Id: I376df8af520676a3dffcd8ec5543a1cac8df46f6
Signed-off-by: taeyoung <ty317.kim@samsung.com>
---

diff --git a/hw/display/display.c b/hw/display/display.c
index fa9821f..0cd242c 100644
--- a/hw/display/display.c
+++ b/hw/display/display.c
@@ -30,7 +30,7 @@
 #define BACKLIGHT_PATH  "/sys/class/backlight/emulator"
 #endif
 
-static int get_max_brightness(int *val)
+static int display_get_max_brightness(int *val)
 {
 	static int max = -1;
 	int r;
@@ -69,21 +69,20 @@ static int display_get_brightness(int *brightness)
 
 static int display_set_brightness(int brightness)
 {
-	int r, v, max;
+	int r, max;
 
-	if (brightness < 0 || brightness > 100) {
-		_E("wrong parameter");
-		return -EINVAL;
-	}
-
-	r = get_max_brightness(&max);
+	r = display_get_max_brightness(&max);
 	if (r < 0) {
 		_E("fail to get max brightness (errno:%d)", r);
 		return r;
 	}
 
-	v = brightness/100.f*max;
-	r = sys_set_int(BACKLIGHT_PATH"/brightness", v);
+	if (brightness < 0 || brightness > max) {
+		_E("wrong parameter");
+		return -EINVAL;
+	}
+
+	r = sys_set_int(BACKLIGHT_PATH"/brightness", brightness);
 	if (r < 0) {
 		_E("fail to set brightness (errno:%d)", r);
 		return r;
@@ -105,6 +104,7 @@ static int display_open(struct hw_info *info,
 		return -ENOMEM;
 
 	display_dev->common.info = info;
+	display_dev->get_max_brightness = display_get_max_brightness;
 	display_dev->get_brightness = display_get_brightness;
 	display_dev->set_brightness = display_set_brightness;