V4L/DVB (11076): au0828: make g_chip_ident call work properly

Make the g_chip_ident call work for the au0828/au8522.  Discovered when testing
with the v4l2_compliance tool

Signed-off-by: Devin Heitmueller <dheitmueller@linuxtv.org>
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
[mchehab@redhat.com: fix merge conflict, due to a path change for analog demod]
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/drivers/media/video/au0828/au0828-video.c b/drivers/media/video/au0828/au0828-video.c
index 0dd138370b62..ce80882d45e2 100644
--- a/drivers/media/video/au0828/au0828-video.c
+++ b/drivers/media/video/au0828/au0828-video.c
@@ -1348,7 +1348,15 @@ static int vidioc_g_chip_ident(struct file *file, void *priv,
         chip->ident = V4L2_IDENT_NONE;
         chip->revision = 0;
 
+        if (v4l2_chip_match_host(&chip->match)) {
+                chip->ident = V4L2_IDENT_AU0828;
+                return 0;
+        }
+
         au0828_call_i2c_clients(dev, VIDIOC_DBG_G_CHIP_IDENT, chip);
+        if (chip->ident == V4L2_IDENT_NONE)
+                return -EINVAL;
+
         return 0;
 }