From: Hans Verkuil <hans.verkuil@xxxxxxxxx>
Probe for additional tvaudio devices, and allow tvaudio+tda7432 to
co-exist. My STB TV PCI FM bttv card has a tda7432, a tda9850 and a
tea6420.
Unfortunately, even with this patch I still don't get audio out, but
at least all the devices are recognized.
Signed-off-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>
---
drivers/media/pci/bt8xx/bttv-cards.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/drivers/media/pci/bt8xx/bttv-cards.c b/drivers/media/pci/bt8xx/bttv-cards.c
index 682ed89..fa0faaa 100644
--- a/drivers/media/pci/bt8xx/bttv-cards.c
+++ b/drivers/media/pci/bt8xx/bttv-cards.c
@@ -3547,6 +3547,16 @@ void bttv_init_card2(struct bttv *btv)
if (btv->sd_msp34xx)
return;
+ /* Now see if we can find one of the tvaudio devices. */
+ btv->sd_tvaudio = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+ &btv->c.i2c_adap, "tvaudio", 0, tvaudio_addrs());
+ if (btv->sd_tvaudio) {
+ /* There may be two tvaudio chips on the card, so try to
+ find another. */
+ v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+ &btv->c.i2c_adap, "tvaudio", 0, tvaudio_addrs());
+ }
+
/* it might also be a tda7432. */
if (!bttv_tvcards[btv->c.type].no_tda7432) {
static const unsigned short addrs[] = {
@@ -3559,10 +3569,6 @@ void bttv_init_card2(struct bttv *btv)
if (btv->sd_tda7432)
return;
}
-
- /* Now see if we can find one of the tvaudio devices. */
- btv->sd_tvaudio = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
- &btv->c.i2c_adap, "tvaudio", 0, tvaudio_addrs());
if (btv->sd_tvaudio)
return;
--
1.7.10.4
--
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