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[media] af9035: add default 0x9135 slave I2C address

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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>
This commit is contained in:
Malcolm Priestley 2014-02-09 10:02:49 -03:00 committed by Mauro Carvalho Chehab
parent 7a541ce08c
commit a1310ff4c4
1 changed files with 8 additions and 0 deletions
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8
drivers/media/usb/dvb-usb-v2/af9035.c
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@ -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);