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| author | Igor M. Liplianin <liplianin@me.by> | 2011-02-25 18:41:23 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2011-03-21 20:32:26 -0300 |
| commit | 52c506e09cd624cbf7d21d9c16283f3e8b32f4bc (patch) | |
| tree | 3087157687e8b98c9d0dace9d077744cf9c8a8fb | |
| parent | 69519c3eff2a4a164351792d70666efa900b697e (diff) | |
| download | kernel_samsung_aries-52c506e09cd624cbf7d21d9c16283f3e8b32f4bc.zip kernel_samsung_aries-52c506e09cd624cbf7d21d9c16283f3e8b32f4bc.tar.gz kernel_samsung_aries-52c506e09cd624cbf7d21d9c16283f3e8b32f4bc.tar.bz2 | |
[media] dw2102: corrections for TeVii s660 LNB power control
There are two TeVii s660 modifications with different LNB power control
implementations. It is safe to call both methods for each card.
Signed-off-by: Igor M. Liplianin <liplianin@me.by>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
| -rw-r--r-- | drivers/media/dvb/dvb-usb/dw2102.c | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/drivers/media/dvb/dvb-usb/dw2102.c b/drivers/media/dvb/dvb-usb/dw2102.c index d1ddf7e..0ab377e 100644 --- a/drivers/media/dvb/dvb-usb/dw2102.c +++ b/drivers/media/dvb/dvb-usb/dw2102.c @@ -85,6 +85,10 @@ struct su3000_state { u8 initialized; }; +struct s6x0_state { + int (*old_set_voltage)(struct dvb_frontend *f, fe_sec_voltage_t v); +}; + /* debug */ static int dvb_usb_dw2102_debug; module_param_named(debug, dvb_usb_dw2102_debug, int, 0644); @@ -854,6 +858,19 @@ static int dw210x_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) return 0; } +static int s660_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +{ + struct dvb_usb_adapter *d = + (struct dvb_usb_adapter *)(fe->dvb->priv); + struct s6x0_state *st = (struct s6x0_state *)d->dev->priv; + + dw210x_set_voltage(fe, voltage); + if (st->old_set_voltage) + st->old_set_voltage(fe, voltage); + + return 0; +} + static void dw210x_led_ctrl(struct dvb_frontend *fe, int offon) { static u8 led_off[] = { 0 }; @@ -1105,15 +1122,19 @@ static int stv0288_frontend_attach(struct dvb_usb_adapter *d) static int ds3000_frontend_attach(struct dvb_usb_adapter *d) { + struct s6x0_state *st = (struct s6x0_state *)d->dev->priv; + d->fe = dvb_attach(ds3000_attach, &dw2104_ds3000_config, &d->dev->i2c_adap); - if (d->fe != NULL) { - d->fe->ops.set_voltage = dw210x_set_voltage; - info("Attached ds3000+ds2020!\n"); - return 0; - } - return -EIO; + if (d->fe == NULL) + return -EIO; + + st->old_set_voltage = d->fe->ops.set_voltage; + d->fe->ops.set_voltage = s660_set_voltage; + info("Attached ds3000+ds2020!\n"); + + return 0; } static int prof_7500_frontend_attach(struct dvb_usb_adapter *d) @@ -1669,6 +1690,7 @@ static struct dvb_usb_device_properties dw3101_properties = { static struct dvb_usb_device_properties s6x0_properties = { .caps = DVB_USB_IS_AN_I2C_ADAPTER, .usb_ctrl = DEVICE_SPECIFIC, + .size_of_priv = sizeof(struct s6x0_state), .firmware = "dvb-usb-s630.fw", .no_reconnect = 1, |