From b3c0af6e1f870dc1ade19382177f931f47499d86 Mon Sep 17 00:00:00 2001
From: =?utf8?q?Jean-Fran=C3=A7ois=20Moine?= <moinejf@free.fr>
Date: Mon, 26 Jul 2010 06:58:18 -0300
Subject: [PATCH] V4L/DVB: gspca - sq930x: Change the gain value for Micron
 sensors
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The bit 7 of the sensor gain register multiplies the 7bits value by two.
It is now always set with half the user gain value.

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
---
 drivers/media/video/gspca/sq930x.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/media/video/gspca/sq930x.c b/drivers/media/video/gspca/sq930x.c
index 8032190cd12a..04516b42283a 100644
--- a/drivers/media/video/gspca/sq930x.c
+++ b/drivers/media/video/gspca/sq930x.c
@@ -862,7 +862,7 @@ static void setexposure(struct gspca_dev *gspca_dev)
 		buf[i++] = 0x35;	/* reg = global gain */
 		buf[i++] = 0x00;	/* val H */
 		buf[i++] = sensor->i2c_dum;
-		buf[i++] = sd->gain;	/* val L */
+		buf[i++] = 0x80 + sd->gain / 2; /* val L */
 		buf[i++] = 0x00;
 		buf[i++] = 0x00;
 		buf[i++] = 0x00;
-- 
2.30.2