diff options
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/media/dvb/frontends/Kconfig | 4 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/lnbh24.h | 55 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/lnbp21.c | 41 | ||||
-rw-r--r-- | drivers/media/dvb/frontends/lnbp21.h | 50 |
4 files changed, 126 insertions, 24 deletions
diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig index 649ac75aaefa..d3cfced2ce23 100644 --- a/drivers/media/dvb/frontends/Kconfig +++ b/drivers/media/dvb/frontends/Kconfig @@ -453,11 +453,11 @@ comment "SEC control devices for DVB-S" depends on DVB_CORE config DVB_LNBP21 - tristate "LNBP21 SEC controller" + tristate "LNBP21/LNBH24 SEC controllers" depends on DVB_CORE && I2C default m if DVB_FE_CUSTOMISE help - An SEC control chip. + An SEC control chips. config DVB_ISL6405 tristate "ISL6405 SEC controller" diff --git a/drivers/media/dvb/frontends/lnbh24.h b/drivers/media/dvb/frontends/lnbh24.h new file mode 100644 index 000000000000..c059b165318f --- /dev/null +++ b/drivers/media/dvb/frontends/lnbh24.h @@ -0,0 +1,55 @@ +/* + * lnbh24.h - driver for lnb supply and control ic lnbh24 + * + * Copyright (C) 2009 NetUP Inc. + * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. + */ + +#ifndef _LNBH24_H +#define _LNBH24_H + +/* system register bits */ +#define LNBH24_OLF 0x01 +#define LNBH24_OTF 0x02 +#define LNBH24_EN 0x04 +#define LNBH24_VSEL 0x08 +#define LNBH24_LLC 0x10 +#define LNBH24_TEN 0x20 +#define LNBH24_TTX 0x40 +#define LNBH24_PCL 0x80 + +#include <linux/dvb/frontend.h> + +#if defined(CONFIG_DVB_LNBP21) || (defined(CONFIG_DVB_LNBP21_MODULE) \ + && defined(MODULE)) +/* override_set and override_clear control which + system register bits (above) to always set & clear */ +extern struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear, u8 i2c_addr); +#else +static inline struct dvb_frontend *lnbh24_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear, u8 i2c_addr) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif + +#endif diff --git a/drivers/media/dvb/frontends/lnbp21.c b/drivers/media/dvb/frontends/lnbp21.c index 76f935d9755a..772a0bbb0dd8 100644 --- a/drivers/media/dvb/frontends/lnbp21.c +++ b/drivers/media/dvb/frontends/lnbp21.c @@ -1,7 +1,8 @@ /* - * lnbp21.h - driver for lnb supply and control ic lnbp21 + * lnbp21.c - driver for lnb supply and control ic lnbp21 * * Copyright (C) 2006 Oliver Endriss + * Copyright (C) 2009 Igor M. Liplianin <liplianin@netup.ru> * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License @@ -33,18 +34,21 @@ #include "dvb_frontend.h" #include "lnbp21.h" +#include "lnbh24.h" struct lnbp21 { u8 config; u8 override_or; u8 override_and; struct i2c_adapter *i2c; + u8 i2c_addr; }; -static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +static int lnbp21_set_voltage(struct dvb_frontend *fe, + fe_sec_voltage_t voltage) { struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->sec_priv; - struct i2c_msg msg = { .addr = 0x08, .flags = 0, + struct i2c_msg msg = { .addr = lnbp21->i2c_addr, .flags = 0, .buf = &lnbp21->config, .len = sizeof(lnbp21->config) }; @@ -72,7 +76,7 @@ static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) { struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->sec_priv; - struct i2c_msg msg = { .addr = 0x08, .flags = 0, + struct i2c_msg msg = { .addr = lnbp21->i2c_addr, .flags = 0, .buf = &lnbp21->config, .len = sizeof(lnbp21->config) }; @@ -97,15 +101,18 @@ static void lnbp21_release(struct dvb_frontend *fe) fe->sec_priv = NULL; } -struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear) +static struct dvb_frontend *lnbx2x_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear, u8 i2c_addr, u8 config) { struct lnbp21 *lnbp21 = kmalloc(sizeof(struct lnbp21), GFP_KERNEL); if (!lnbp21) return NULL; /* default configuration */ - lnbp21->config = LNBP21_ISEL; + lnbp21->config = config; lnbp21->i2c = i2c; + lnbp21->i2c_addr = i2c_addr; fe->sec_priv = lnbp21; /* bits which should be forced to '1' */ @@ -126,11 +133,29 @@ struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter * /* override frontend ops */ fe->ops.set_voltage = lnbp21_set_voltage; fe->ops.enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage; + printk(KERN_INFO "LNBx2x attached on addr=%x", lnbp21->i2c_addr); return fe; } + +struct dvb_frontend *lnbp24_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear, u8 i2c_addr) +{ + return lnbx2x_attach(fe, i2c, override_set, override_clear, + i2c_addr, LNBH24_TTX); +} +EXPORT_SYMBOL(lnbh24_attach); + +struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear) +{ + return lnbx2x_attach(fe, i2c, override_set, override_clear, + 0x08, LNBP21_ISEL); +} EXPORT_SYMBOL(lnbp21_attach); -MODULE_DESCRIPTION("Driver for lnb supply and control ic lnbp21"); -MODULE_AUTHOR("Oliver Endriss"); +MODULE_DESCRIPTION("Driver for lnb supply and control ic lnbp21, lnbh24"); +MODULE_AUTHOR("Oliver Endriss, Igor M. Liplianin"); MODULE_LICENSE("GPL"); diff --git a/drivers/media/dvb/frontends/lnbp21.h b/drivers/media/dvb/frontends/lnbp21.h index b8745887492c..fcdf1c650dde 100644 --- a/drivers/media/dvb/frontends/lnbp21.h +++ b/drivers/media/dvb/frontends/lnbp21.h @@ -28,26 +28,48 @@ #define _LNBP21_H /* system register bits */ -#define LNBP21_OLF 0x01 /* [R-only] 0=OK; 1=over current limit flag*/ -#define LNBP21_OTF 0x02 /* [R-only] 0=OK; 1=over temperature flag (150degC typ) */ -#define LNBP21_EN 0x04 /* [RW] 0=disable LNB power, enable loopthrough; 1=enable LNB power, disable loopthrough*/ -#define LNBP21_VSEL 0x08 /* [RW] 0=low voltage (13/14V, vert pol); 1=high voltage (18/19V,horiz pol) */ -#define LNBP21_LLC 0x10 /* [RW] increase LNB voltage by 1V: 0=13/18V; 1=14/19V */ -#define LNBP21_TEN 0x20 /* [RW] 0=tone controlled by DSQIN pin; 1=tone enable, disable DSQIN */ -#define LNBP21_ISEL 0x40 /* [RW] current limit select 0:Iout=500-650mA,Isc=300mA ; 1:Iout=400-550mA,Isc=200mA*/ -#define LNBP21_PCL 0x80 /* [RW] short-circuit prot: 0=pulsed (dynamic) curr limiting; 1=static curr limiting*/ +/* [RO] 0=OK; 1=over current limit flag */ +#define LNBP21_OLF 0x01 +/* [RO] 0=OK; 1=over temperature flag (150 C) */ +#define LNBP21_OTF 0x02 +/* [RW] 0=disable LNB power, enable loopthrough + 1=enable LNB power, disable loopthrough */ +#define LNBP21_EN 0x04 +/* [RW] 0=low voltage (13/14V, vert pol) + 1=high voltage (18/19V,horiz pol) */ +#define LNBP21_VSEL 0x08 +/* [RW] increase LNB voltage by 1V: + 0=13/18V; 1=14/19V */ +#define LNBP21_LLC 0x10 +/* [RW] 0=tone controlled by DSQIN pin + 1=tone enable, disable DSQIN */ +#define LNBP21_TEN 0x20 +/* [RW] current limit select: + 0:Iout=500-650mA Isc=300mA + 1:Iout=400-550mA Isc=200mA */ +#define LNBP21_ISEL 0x40 +/* [RW] short-circuit protect: + 0=pulsed (dynamic) curr limiting + 1=static curr limiting */ +#define LNBP21_PCL 0x80 #include <linux/dvb/frontend.h> -#if defined(CONFIG_DVB_LNBP21) || (defined(CONFIG_DVB_LNBP21_MODULE) && defined(MODULE)) -/* override_set and override_clear control which system register bits (above) to always set & clear */ -extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear); +#if defined(CONFIG_DVB_LNBP21) || (defined(CONFIG_DVB_LNBP21_MODULE) \ + && defined(MODULE)) +/* override_set and override_clear control which + system register bits (above) to always set & clear */ +extern struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear); #else -static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear) +static inline struct dvb_frontend *lnbp21_attach(struct dvb_frontend *fe, + struct i2c_adapter *i2c, u8 override_set, + u8 override_clear) { printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); return NULL; } -#endif // CONFIG_DVB_LNBP21 +#endif -#endif // _LNBP21_H +#endif |