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author | Michael Krufky <mkrufky@linuxtv.org> | 2007-01-23 15:00:42 -0300 |
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committer | Mauro Carvalho Chehab <mchehab@infradead.org> | 2007-02-21 13:34:54 -0200 |
commit | e16c1f55642d79a80c45ace7603b284975559e78 (patch) | |
tree | 30c0f259d81da8ba7e4d1538c365a403fff673d9 | |
parent | fa94805d0316e7706d2ce0273a9c58688482c9f6 (diff) | |
download | lwn-e16c1f55642d79a80c45ace7603b284975559e78.tar.gz lwn-e16c1f55642d79a80c45ace7603b284975559e78.zip |
V4L/DVB (5141): M920x: group tuner / demod callback functions together
Signed-off-by: Michael Krufky <mkrufky@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
-rw-r--r-- | drivers/media/dvb/dvb-usb/m920x.c | 125 |
1 files changed, 63 insertions, 62 deletions
diff --git a/drivers/media/dvb/dvb-usb/m920x.c b/drivers/media/dvb/dvb-usb/m920x.c index 585d0e350d4a..816c7129ed98 100644 --- a/drivers/media/dvb/dvb-usb/m920x.c +++ b/drivers/media/dvb/dvb-usb/m920x.c @@ -199,65 +199,6 @@ static struct i2c_algorithm m9206_i2c_algo = { .functionality = m9206_i2c_func, }; -/* Callbacks for DVB USB */ -static int megasky_identify_state(struct usb_device *udev, - struct dvb_usb_device_properties *props, - struct dvb_usb_device_description **desc, - int *cold) -{ - struct usb_host_interface *alt; - - alt = usb_altnum_to_altsetting(usb_ifnum_to_if(udev, 0), 1); - *cold = (alt == NULL) ? 1 : 0; - - return 0; -} - -static int megasky_mt352_demod_init(struct dvb_frontend *fe) -{ - u8 config[] = { CONFIG, 0x3d }; - u8 clock[] = { CLOCK_CTL, 0x30 }; - u8 reset[] = { RESET, 0x80 }; - u8 adc_ctl[] = { ADC_CTL_1, 0x40 }; - u8 agc[] = { AGC_TARGET, 0x1c, 0x20 }; - u8 sec_agc[] = { 0x69, 0x00, 0xff, 0xff, 0x40, 0xff, 0x00, 0x40, 0x40 }; - u8 unk1[] = { 0x93, 0x1a }; - u8 unk2[] = { 0xb5, 0x7a }; - - mt352_write(fe, config, ARRAY_SIZE(config)); - mt352_write(fe, clock, ARRAY_SIZE(clock)); - mt352_write(fe, reset, ARRAY_SIZE(reset)); - mt352_write(fe, adc_ctl, ARRAY_SIZE(adc_ctl)); - mt352_write(fe, agc, ARRAY_SIZE(agc)); - mt352_write(fe, sec_agc, ARRAY_SIZE(sec_agc)); - mt352_write(fe, unk1, ARRAY_SIZE(unk1)); - mt352_write(fe, unk2, ARRAY_SIZE(unk2)); - - deb_rc("Demod init!\n"); - - return 0; -} - -static struct mt352_config megasky_mt352_config = { - .demod_address = 0x1e, - .no_tuner = 1, - .demod_init = megasky_mt352_demod_init, -}; - -static int megasky_frontend_attach(struct dvb_usb_adapter *adap) -{ - struct m9206_state *m = adap->dev->priv; - - deb_rc("megasky_frontend_attach!\n"); - - m->i2c_r[M9206_I2C_DEMOD].addr = megasky_mt352_config.demod_address; - m->i2c_r[M9206_I2C_DEMOD].magic = 0x1f; - - if ((adap->fe = dvb_attach(mt352_attach, &megasky_mt352_config, &adap->dev->i2c_adap)) == NULL) - return -EIO; - - return 0; -} static int m9206_set_filter(struct dvb_usb_adapter *adap, int type, int idx, int pid) @@ -400,11 +341,71 @@ static int m9206_firmware_download(struct usb_device *udev, return ret; } +/* Callbacks for DVB USB */ +static int megasky_identify_state(struct usb_device *udev, + struct dvb_usb_device_properties *props, + struct dvb_usb_device_description **desc, + int *cold) +{ + struct usb_host_interface *alt; + + alt = usb_altnum_to_altsetting(usb_ifnum_to_if(udev, 0), 1); + *cold = (alt == NULL) ? 1 : 0; + + return 0; +} + +static int megasky_mt352_demod_init(struct dvb_frontend *fe) +{ + u8 config[] = { CONFIG, 0x3d }; + u8 clock[] = { CLOCK_CTL, 0x30 }; + u8 reset[] = { RESET, 0x80 }; + u8 adc_ctl[] = { ADC_CTL_1, 0x40 }; + u8 agc[] = { AGC_TARGET, 0x1c, 0x20 }; + u8 sec_agc[] = { 0x69, 0x00, 0xff, 0xff, 0x40, 0xff, 0x00, 0x40, 0x40 }; + u8 unk1[] = { 0x93, 0x1a }; + u8 unk2[] = { 0xb5, 0x7a }; + + mt352_write(fe, config, ARRAY_SIZE(config)); + mt352_write(fe, clock, ARRAY_SIZE(clock)); + mt352_write(fe, reset, ARRAY_SIZE(reset)); + mt352_write(fe, adc_ctl, ARRAY_SIZE(adc_ctl)); + mt352_write(fe, agc, ARRAY_SIZE(agc)); + mt352_write(fe, sec_agc, ARRAY_SIZE(sec_agc)); + mt352_write(fe, unk1, ARRAY_SIZE(unk1)); + mt352_write(fe, unk2, ARRAY_SIZE(unk2)); + + deb_rc("Demod init!\n"); + + return 0; +} + +static struct mt352_config megasky_mt352_config = { + .demod_address = 0x1e, + .no_tuner = 1, + .demod_init = megasky_mt352_demod_init, +}; + +static int megasky_mt352_frontend_attach(struct dvb_usb_adapter *adap) +{ + struct m9206_state *m = adap->dev->priv; + + deb_rc("megasky_frontend_attach!\n"); + + m->i2c_r[M9206_I2C_DEMOD].addr = megasky_mt352_config.demod_address; + m->i2c_r[M9206_I2C_DEMOD].magic = 0x1f; + + if ((adap->fe = dvb_attach(mt352_attach, &megasky_mt352_config, &adap->dev->i2c_adap)) == NULL) + return -EIO; + + return 0; +} + static struct qt1010_config megasky_qt1010_config = { .i2c_address = 0xc4 }; -static int megasky_tuner_attach(struct dvb_usb_adapter *adap) +static int megasky_qt1010_tuner_attach(struct dvb_usb_adapter *adap) { struct m9206_state *m = adap->dev->priv; @@ -478,8 +479,8 @@ static struct dvb_usb_device_properties megasky_properties = { .pid_filter = m9206_pid_filter, .pid_filter_ctrl = m9206_pid_filter_ctrl, - .frontend_attach = megasky_frontend_attach, - .tuner_attach = megasky_tuner_attach, + .frontend_attach = megasky_mt352_frontend_attach, + .tuner_attach = megasky_qt1010_tuner_attach, .stream = { .type = USB_BULK, |