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path: root/drivers/media/usb/dvb-usb-v2/af9035.c
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Diffstat (limited to 'drivers/media/usb/dvb-usb-v2/af9035.c')
-rw-r--r--drivers/media/usb/dvb-usb-v2/af9035.c40
1 files changed, 33 insertions, 7 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
index 021e4d35e4d7..7b9b75f60774 100644
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -704,15 +704,41 @@ static int af9035_read_config(struct dvb_usb_device *d)
if (ret < 0)
goto err;
- if (tmp == 0x00)
- dev_dbg(&d->udev->dev,
- "%s: [%d]tuner not set, using default\n",
- __func__, i);
- else
+ dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n",
+ __func__, i, tmp);
+
+ /* tuner sanity check */
+ if (state->chip_type == 0x9135) {
+ if (state->chip_version == 0x02) {
+ /* IT9135 BX (v2) */
+ switch (tmp) {
+ case AF9033_TUNER_IT9135_60:
+ case AF9033_TUNER_IT9135_61:
+ case AF9033_TUNER_IT9135_62:
+ state->af9033_config[i].tuner = tmp;
+ break;
+ }
+ } else {
+ /* IT9135 AX (v1) */
+ switch (tmp) {
+ case AF9033_TUNER_IT9135_38:
+ case AF9033_TUNER_IT9135_51:
+ case AF9033_TUNER_IT9135_52:
+ state->af9033_config[i].tuner = tmp;
+ break;
+ }
+ }
+ } else {
+ /* AF9035 */
state->af9033_config[i].tuner = tmp;
+ }
- dev_dbg(&d->udev->dev, "%s: [%d]tuner=%02x\n",
- __func__, i, state->af9033_config[i].tuner);
+ if (state->af9033_config[i].tuner != tmp) {
+ dev_info(&d->udev->dev,
+ "%s: [%d] overriding tuner from %02x to %02x\n",
+ KBUILD_MODNAME, i, tmp,
+ state->af9033_config[i].tuner);
+ }
switch (state->af9033_config[i].tuner) {
case AF9033_TUNER_TUA9001:

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