summaryrefslogtreecommitdiff
path: root/drivers/media/usb/dvb-usb-v2
diff options
context:
space:
mode:
authorMalcolm Priestley <tvboxspy@gmail.com>2014-02-09 13:02:49 (GMT)
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-02-24 13:41:05 (GMT)
commita1310ff4c438bbdbd76dda5cbc27cc108d08d1c1 (patch)
tree17c7cf11b5c8c3ff69c0dcc3ba7759459c58b981 /drivers/media/usb/dvb-usb-v2
parent7a541ce08ce25e2037bdc1ff2c22fbf790072466 (diff)
downloadlinux-a1310ff4c438bbdbd76dda5cbc27cc108d08d1c1.tar.xz
[media] af9035: add default 0x9135 slave I2C address
On some devices the vendor has not set EEPROM_2ND_DEMOD_ADDR. Checks tmp is not zero after call to get EEPROM_2ND_DEMOD_ADDR and sets the default slave address of 0x3a on 0x9135 devices. Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com> Signed-off-by: Antti Palosaari <crope@iki.fi> Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
Diffstat (limited to 'drivers/media/usb/dvb-usb-v2')
-rw-r--r--drivers/media/usb/dvb-usb-v2/af9035.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c
index 3825c2f..4f682ad 100644
--- a/drivers/media/usb/dvb-usb-v2/af9035.c
+++ b/drivers/media/usb/dvb-usb-v2/af9035.c
@@ -576,6 +576,10 @@ static int af9035_download_firmware(struct dvb_usb_device *d,
goto err;
if (state->chip_type == 0x9135) {
+ if (!tmp)
+ /* default 0x9135 slave I2C address */
+ tmp = 0x3a;
+
ret = af9035_wr_reg(d, 0x004bfb, tmp);
if (ret < 0)
goto err;
@@ -684,6 +688,10 @@ static int af9035_read_config(struct dvb_usb_device *d)
if (ret < 0)
goto err;
+ if (!tmp && state->chip_type == 0x9135)
+ /* default 0x9135 slave I2C address */
+ tmp = 0x3a;
+
state->af9033_config[1].i2c_addr = tmp;
dev_dbg(&d->udev->dev, "%s: 2nd demod I2C addr=%02x\n",
__func__, tmp);