From dc5d598219ed5e914ec139d8c82d0866cdb7b8ce Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 18 Jul 2012 10:58:26 -0300 Subject: [PATCH] [media] ov772x: Stop sensor readout right after reset The sensor starts streaming video as soon as it gets powered or is reset. Disable the output in the reset function. Signed-off-by: Laurent Pinchart Signed-off-by: Guennadi Liakhovetski Signed-off-by: Mauro Carvalho Chehab --- drivers/media/i2c/soc_camera/ov772x.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/media/i2c/soc_camera/ov772x.c b/drivers/media/i2c/soc_camera/ov772x.c index 76a80b6..e4a1075 100644 --- a/drivers/media/i2c/soc_camera/ov772x.c +++ b/drivers/media/i2c/soc_camera/ov772x.c @@ -541,9 +541,15 @@ static int ov772x_mask_set(struct i2c_client *client, u8 command, u8 mask, static int ov772x_reset(struct i2c_client *client) { - int ret = ov772x_write(client, COM7, SCCB_RESET); + int ret; + + ret = ov772x_write(client, COM7, SCCB_RESET); + if (ret < 0) + return ret; + msleep(1); - return ret; + + return ov772x_mask_set(client, COM2, SOFT_SLEEP_MODE, SOFT_SLEEP_MODE); } /* -- 2.7.4