From 364d2db2791aa3a808d2590ef62c53b4a83c25dd Mon Sep 17 00:00:00 2001 From: Devin Heitmueller Date: Mon, 6 Aug 2012 22:46:54 -0300 Subject: [PATCH] [media] au0828: Make the s_reg and g_reg advanced debug calls work against the bridge The g_reg and s_reg calls worked properly if acting on subdev registers (such as the au8522), but didn't work against the au0828 itself. Copy the logic over from em28xx. Signed-off-by: Devin Heitmueller Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/au0828/au0828-video.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/media/video/au0828/au0828-video.c b/drivers/media/video/au0828/au0828-video.c index ac3dd73..6e30c09 100644 --- a/drivers/media/video/au0828/au0828-video.c +++ b/drivers/media/video/au0828/au0828-video.c @@ -1717,8 +1717,12 @@ static int vidioc_g_register(struct file *file, void *priv, v4l2_device_call_all(&dev->v4l2_dev, 0, core, g_register, reg); return 0; default: - return -EINVAL; + if (!v4l2_chip_match_host(®->match)) + return -EINVAL; } + + reg->val = au0828_read(dev, reg->reg); + return 0; } static int vidioc_s_register(struct file *file, void *priv, @@ -1732,9 +1736,10 @@ static int vidioc_s_register(struct file *file, void *priv, v4l2_device_call_all(&dev->v4l2_dev, 0, core, s_register, reg); return 0; default: - return -EINVAL; + if (!v4l2_chip_match_host(®->match)) + return -EINVAL; } - return 0; + return au0828_writereg(dev, reg->reg, reg->val); } #endif -- 2.7.4