Chip uses so called 8-bit i2c addresses, but on bus there is of course correct 7-bit addresses with rw bit as lsb - verified with oscilloscope.
Lets still use correct addresses in driver. Signed-off-by: Antti Palosaari <[email protected]> --- drivers/media/usb/dvb-usb-v2/af9035.c | 17 +++++++++-------- 1 file changed, 9 insertions(+), 8 deletions(-) diff --git a/drivers/media/usb/dvb-usb-v2/af9035.c b/drivers/media/usb/dvb-usb-v2/af9035.c index da29b6f..166ce09 100644 --- a/drivers/media/usb/dvb-usb-v2/af9035.c +++ b/drivers/media/usb/dvb-usb-v2/af9035.c @@ -772,9 +772,9 @@ static int af9035_download_firmware(struct dvb_usb_device *d, /* tell the slave I2C address */ tmp = state->eeprom[EEPROM_2ND_DEMOD_ADDR]; - /* use default I2C address if eeprom has no address set */ + /* Use default I2C address if eeprom has no address set */ if (!tmp) - tmp = 0x3a; + tmp = 0x1d << 1; /* 8-bit format used by chip */ if ((state->chip_type == 0x9135) || (state->chip_type == 0x9306)) { @@ -837,9 +837,9 @@ static int af9035_read_config(struct dvb_usb_device *d) u8 tmp; u16 tmp16; - /* demod I2C "address" */ - state->af9033_i2c_addr[0] = 0x38; - state->af9033_i2c_addr[1] = 0x3a; + /* Demod I2C address */ + state->af9033_i2c_addr[0] = 0x1c; + state->af9033_i2c_addr[1] = 0x1d; state->af9033_config[0].adc_multiplier = AF9033_ADC_MULTIPLIER_2X; state->af9033_config[1].adc_multiplier = AF9033_ADC_MULTIPLIER_2X; state->af9033_config[0].ts_mode = AF9033_TS_MODE_USB; @@ -878,12 +878,13 @@ static int af9035_read_config(struct dvb_usb_device *d) state->ir_type = state->eeprom[EEPROM_IR_TYPE]; if (state->dual_mode) { - /* read 2nd demodulator I2C address */ + /* Read 2nd demodulator I2C address. 8-bit format on eeprom */ tmp = state->eeprom[EEPROM_2ND_DEMOD_ADDR]; if (tmp) - state->af9033_i2c_addr[1] = tmp; + state->af9033_i2c_addr[1] = tmp >> 1; - dev_dbg(&intf->dev, "2nd demod I2C addr=%02x\n", tmp); + dev_dbg(&intf->dev, "2nd demod I2C addr=%02x\n", + state->af9033_i2c_addr[1]); } for (i = 0; i < state->dual_mode + 1; i++) { -- http://palosaari.fi/ -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
