V4L/DVB (11340): af9015: add support for AverMedia AVerTV Volar Black HD (A850)

Add USB ID (07ca:850a) and configuration hack for AverMedia AVerTV Volar
Black HD (A850) DVB-T USB stick.

Tested-by: Olivier MENUEL <omenuel@laposte.net>
Tested-by: Thomas Renard <threnard@gmail.com>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 23 insertions, 1 deletions

diff --git a/drivers/media/dvb/dvb-usb/af9015.c b/drivers/media/dvb/dvb-usb/af9015.c
index 14967464e812..2d9d45d29003 100644
--- a/drivers/media/dvb/dvb-usb/af9015.c
+++ b/drivers/media/dvb/dvb-usb/af9015.c
@@ -991,6 +991,21 @@ error:
         if (ret)
                 err("eeprom read failed:%d", ret);
 
+        /* AverMedia AVerTV Volar Black HD (A850) device have bad EEPROM
+           content :-( Override some wrong values here. */
+        if (le16_to_cpu(udev->descriptor.idVendor) == USB_VID_AVERMEDIA &&
+            le16_to_cpu(udev->descriptor.idProduct) == USB_PID_AVERMEDIA_A850) {
+                deb_info("%s: AverMedia A850: overriding config\n", __func__);
+                /* disable dual mode */
+                af9015_config.dual_mode = 0;
+                 /* disable 2nd adapter */
+                for (i = 0; i < af9015_properties_count; i++)
+                        af9015_properties[i].num_adapters = 1;
+
+                /* set correct IF */
+                af9015_af9013_config[0].tuner_if = 4570;
+        }
+
         return ret;
 }
 
@@ -1249,6 +1264,7 @@ static struct usb_device_id af9015_usb_table[] = {
         {USB_DEVICE(USB_VID_KWORLD_2,  USB_PID_KWORLD_395U_2)},
         {USB_DEVICE(USB_VID_KWORLD_2,  USB_PID_KWORLD_395U_3)},
         {USB_DEVICE(USB_VID_AFATECH,   USB_PID_TREKSTOR_DVBT)},
+        {USB_DEVICE(USB_VID_AVERMEDIA, USB_PID_AVERMEDIA_A850)},
         {0},
 };
 MODULE_DEVICE_TABLE(usb, af9015_usb_table);
@@ -1413,7 +1429,7 @@ static struct dvb_usb_device_properties af9015_properties[] = {
 
                 .i2c_algo = &af9015_i2c_algo,
 
-                .num_device_descs = 8,
+                .num_device_descs = 9,
                 .devices = {
                         {
                                 .name = "Xtensions XD-380",
@@ -1458,6 +1474,12 @@ static struct dvb_usb_device_properties af9015_properties[] = {
                                 .cold_ids = {&af9015_usb_table[19], NULL},
                                 .warm_ids = {NULL},
                         },
+                        {
+                                .name = "AverMedia AVerTV Volar Black HD " \
+                                        "(A850)",
+                                .cold_ids = {&af9015_usb_table[20], NULL},
+                                .warm_ids = {NULL},
+                        },
                 }
         }
 };