From b3c0af6e1f870dc1ade19382177f931f47499d86 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Jean-Fran=C3=A7ois=20Moine?= Date: Mon, 26 Jul 2010 06:58:18 -0300 Subject: [PATCH] V4L/DVB: gspca - sq930x: Change the gain value for Micron sensors MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 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 Signed-off-by: Mauro Carvalho Chehab --- 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; -- 2.20.1