diff options
Diffstat (limited to 'drivers/media/dvb/frontends')
| -rw-r--r-- | drivers/media/dvb/frontends/Makefile | 4 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/dib3000-common.c | 83 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/dib3000-common.h | 135 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/dib3000mb.c | 76 | ||||
| -rw-r--r-- | drivers/media/dvb/frontends/dib3000mb_priv.h | 96 |
5 files changed, 172 insertions, 222 deletions
diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile index 505a81a971b..2985d7d5e97 100644 --- a/drivers/media/dvb/frontends/Makefile +++ b/drivers/media/dvb/frontends/Makefile @@ -11,8 +11,8 @@ obj-$(CONFIG_DVB_CX22700) += cx22700.o obj-$(CONFIG_DVB_CX24110) += cx24110.o obj-$(CONFIG_DVB_TDA8083) += tda8083.o obj-$(CONFIG_DVB_L64781) += l64781.o -obj-$(CONFIG_DVB_DIB3000MB) += dib3000mb.o dib3000-common.o -obj-$(CONFIG_DVB_DIB3000MC) += dib3000mc.o dib3000-common.o +obj-$(CONFIG_DVB_DIB3000MB) += dib3000mb.o +obj-$(CONFIG_DVB_DIB3000MC) += dib3000mc.o obj-$(CONFIG_DVB_MT312) += mt312.o obj-$(CONFIG_DVB_VES1820) += ves1820.o obj-$(CONFIG_DVB_VES1X93) += ves1x93.o diff --git a/drivers/media/dvb/frontends/dib3000-common.c b/drivers/media/dvb/frontends/dib3000-common.c deleted file mode 100644 index 1a4f1f7c228..00000000000 --- a/drivers/media/dvb/frontends/dib3000-common.c +++ /dev/null @@ -1,83 +0,0 @@ -#include "dib3000-common.h" - -#ifdef CONFIG_DVB_DIBCOM_DEBUG -static int debug; -module_param(debug, int, 0644); -MODULE_PARM_DESC(debug, "set debugging level (1=info,2=i2c,4=srch (|-able))."); -#endif -#define deb_info(args...) dprintk(0x01,args) -#define deb_i2c(args...) dprintk(0x02,args) -#define deb_srch(args...) dprintk(0x04,args) - - -int dib3000_read_reg(struct dib3000_state *state, u16 reg) -{ - u8 wb[] = { ((reg >> 8) | 0x80) & 0xff, reg & 0xff }; - u8 rb[2]; - struct i2c_msg msg[] = { - { .addr = state->config.demod_address, .flags = 0, .buf = wb, .len = 2 }, - { .addr = state->config.demod_address, .flags = I2C_M_RD, .buf = rb, .len = 2 }, - }; - - if (i2c_transfer(state->i2c, msg, 2) != 2) - deb_i2c("i2c read error\n"); - - deb_i2c("reading i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg, - (rb[0] << 8) | rb[1],(rb[0] << 8) | rb[1]); - - return (rb[0] << 8) | rb[1]; -} - -int dib3000_write_reg(struct dib3000_state *state, u16 reg, u16 val) -{ - u8 b[] = { - (reg >> 8) & 0xff, reg & 0xff, - (val >> 8) & 0xff, val & 0xff, - }; - struct i2c_msg msg[] = { - { .addr = state->config.demod_address, .flags = 0, .buf = b, .len = 4 } - }; - deb_i2c("writing i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,val,val); - - return i2c_transfer(state->i2c,msg, 1) != 1 ? -EREMOTEIO : 0; -} - -int dib3000_search_status(u16 irq,u16 lock) -{ - if (irq & 0x02) { - if (lock & 0x01) { - deb_srch("auto search succeeded\n"); - return 1; // auto search succeeded - } else { - deb_srch("auto search not successful\n"); - return 0; // auto search failed - } - } else if (irq & 0x01) { - deb_srch("auto search failed\n"); - return 0; // auto search failed - } - return -1; // try again -} - -/* for auto search */ -u16 dib3000_seq[2][2][2] = /* fft,gua, inv */ - { /* fft */ - { /* gua */ - { 0, 1 }, /* 0 0 { 0,1 } */ - { 3, 9 }, /* 0 1 { 0,1 } */ - }, - { - { 2, 5 }, /* 1 0 { 0,1 } */ - { 6, 11 }, /* 1 1 { 0,1 } */ - } - }; - -MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@desy.de"); -MODULE_DESCRIPTION("Common functions for the dib3000mb/dib3000mc dvb frontend drivers"); -MODULE_LICENSE("GPL"); - -EXPORT_SYMBOL(dib3000_seq); - -EXPORT_SYMBOL(dib3000_read_reg); -EXPORT_SYMBOL(dib3000_write_reg); -EXPORT_SYMBOL(dib3000_search_status); diff --git a/drivers/media/dvb/frontends/dib3000-common.h b/drivers/media/dvb/frontends/dib3000-common.h deleted file mode 100644 index be1c0d3e138..00000000000 --- a/drivers/media/dvb/frontends/dib3000-common.h +++ /dev/null @@ -1,135 +0,0 @@ -/* - * .h-files for the common use of the frontend drivers made by DiBcom - * DiBcom 3000M-B/C, 3000P - * - * DiBcom (http://www.dibcom.fr/) - * - * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@desy.de) - * - * based on GPL code from DibCom, which has - * - * Copyright (C) 2004 Amaury Demol for DiBcom (ademol@dibcom.fr) - * - * 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, version 2. - * - * Acknowledgements - * - * Amaury Demol (ademol@dibcom.fr) from DiBcom for providing specs and driver - * sources, on which this driver (and the dvb-dibusb) are based. - * - * see Documentation/dvb/README.dibusb for more information - * - */ - -#ifndef DIB3000_COMMON_H -#define DIB3000_COMMON_H - -#include "dvb_frontend.h" -#include "dib3000.h" - -/* info and err, taken from usb.h, if there is anything available like by default. */ -#define err(format, arg...) printk(KERN_ERR "dib3000: " format "\n" , ## arg) -#define info(format, arg...) printk(KERN_INFO "dib3000: " format "\n" , ## arg) -#define warn(format, arg...) printk(KERN_WARNING "dib3000: " format "\n" , ## arg) - -/* frontend state */ -struct dib3000_state { - struct i2c_adapter* i2c; - -/* configuration settings */ - struct dib3000_config config; - - struct dvb_frontend frontend; - int timing_offset; - int timing_offset_comp_done; - - fe_bandwidth_t last_tuned_bw; - u32 last_tuned_freq; -}; - -/* commonly used methods by the dib3000mb/mc/p frontend */ -extern int dib3000_read_reg(struct dib3000_state *state, u16 reg); -extern int dib3000_write_reg(struct dib3000_state *state, u16 reg, u16 val); - -extern int dib3000_search_status(u16 irq,u16 lock); - -/* handy shortcuts */ -#define rd(reg) dib3000_read_reg(state,reg) - -#define wr(reg,val) if (dib3000_write_reg(state,reg,val)) \ - { err("while sending 0x%04x to 0x%04x.",val,reg); return -EREMOTEIO; } - -#define wr_foreach(a,v) { int i; \ - if (sizeof(a) != sizeof(v)) \ - err("sizeof: %zu %zu is different",sizeof(a),sizeof(v));\ - for (i=0; i < sizeof(a)/sizeof(u16); i++) \ - wr(a[i],v[i]); \ - } - -#define set_or(reg,val) wr(reg,rd(reg) | val) - -#define set_and(reg,val) wr(reg,rd(reg) & val) - - -/* debug */ - -#ifdef CONFIG_DVB_DIBCOM_DEBUG -#define dprintk(level,args...) \ - do { if ((debug & level)) { printk(args); } } while (0) -#else -#define dprintk(args...) do { } while (0) -#endif - -/* mask for enabling a specific pid for the pid_filter */ -#define DIB3000_ACTIVATE_PID_FILTERING (0x2000) - -/* common values for tuning */ -#define DIB3000_ALPHA_0 ( 0) -#define DIB3000_ALPHA_1 ( 1) -#define DIB3000_ALPHA_2 ( 2) -#define DIB3000_ALPHA_4 ( 4) - -#define DIB3000_CONSTELLATION_QPSK ( 0) -#define DIB3000_CONSTELLATION_16QAM ( 1) -#define DIB3000_CONSTELLATION_64QAM ( 2) - -#define DIB3000_GUARD_TIME_1_32 ( 0) -#define DIB3000_GUARD_TIME_1_16 ( 1) -#define DIB3000_GUARD_TIME_1_8 ( 2) -#define DIB3000_GUARD_TIME_1_4 ( 3) - -#define DIB3000_TRANSMISSION_MODE_2K ( 0) -#define DIB3000_TRANSMISSION_MODE_8K ( 1) - -#define DIB3000_SELECT_LP ( 0) -#define DIB3000_SELECT_HP ( 1) - -#define DIB3000_FEC_1_2 ( 1) -#define DIB3000_FEC_2_3 ( 2) -#define DIB3000_FEC_3_4 ( 3) -#define DIB3000_FEC_5_6 ( 5) -#define DIB3000_FEC_7_8 ( 7) - -#define DIB3000_HRCH_OFF ( 0) -#define DIB3000_HRCH_ON ( 1) - -#define DIB3000_DDS_INVERSION_OFF ( 0) -#define DIB3000_DDS_INVERSION_ON ( 1) - -#define DIB3000_TUNER_WRITE_ENABLE(a) (0xffff & (a << 8)) -#define DIB3000_TUNER_WRITE_DISABLE(a) (0xffff & ((a << 8) | (1 << 7))) - -/* for auto search */ -extern u16 dib3000_seq[2][2][2]; - -#define DIB3000_REG_MANUFACTOR_ID ( 1025) -#define DIB3000_I2C_ID_DIBCOM (0x01b3) - -#define DIB3000_REG_DEVICE_ID ( 1026) -#define DIB3000MB_DEVICE_ID (0x3000) -#define DIB3000MC_DEVICE_ID (0x3001) -#define DIB3000P_DEVICE_ID (0x3002) - -#endif // DIB3000_COMMON_H diff --git a/drivers/media/dvb/frontends/dib3000mb.c b/drivers/media/dvb/frontends/dib3000mb.c index 5302e11883a..adbabfdb04a 100644 --- a/drivers/media/dvb/frontends/dib3000mb.c +++ b/drivers/media/dvb/frontends/dib3000mb.c @@ -29,9 +29,10 @@ #include <linux/string.h> #include <linux/slab.h> -#include "dib3000-common.h" -#include "dib3000mb_priv.h" +#include "dvb_frontend.h" + #include "dib3000.h" +#include "dib3000mb_priv.h" /* Version information */ #define DRIVER_VERSION "0.1" @@ -44,10 +45,81 @@ module_param(debug, int, 0644); MODULE_PARM_DESC(debug, "set debugging level (1=info,2=xfer,4=setfe,8=getfe (|-able))."); #endif #define deb_info(args...) dprintk(0x01,args) +#define deb_i2c(args...) dprintk(0x02,args) +#define deb_srch(args...) dprintk(0x04,args) +#define deb_info(args...) dprintk(0x01,args) #define deb_xfer(args...) dprintk(0x02,args) #define deb_setf(args...) dprintk(0x04,args) #define deb_getf(args...) dprintk(0x08,args) +#ifdef CONFIG_DVB_DIBCOM_DEBUG +static int debug; +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "set debugging level (1=info,2=i2c,4=srch (|-able))."); +#endif + +static int dib3000_read_reg(struct dib3000_state *state, u16 reg) +{ + u8 wb[] = { ((reg >> 8) | 0x80) & 0xff, reg & 0xff }; + u8 rb[2]; + struct i2c_msg msg[] = { + { .addr = state->config.demod_address, .flags = 0, .buf = wb, .len = 2 }, + { .addr = state->config.demod_address, .flags = I2C_M_RD, .buf = rb, .len = 2 }, + }; + + if (i2c_transfer(state->i2c, msg, 2) != 2) + deb_i2c("i2c read error\n"); + + deb_i2c("reading i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg, + (rb[0] << 8) | rb[1],(rb[0] << 8) | rb[1]); + + return (rb[0] << 8) | rb[1]; +} + +static int dib3000_write_reg(struct dib3000_state *state, u16 reg, u16 val) +{ + u8 b[] = { + (reg >> 8) & 0xff, reg & 0xff, + (val >> 8) & 0xff, val & 0xff, + }; + struct i2c_msg msg[] = { + { .addr = state->config.demod_address, .flags = 0, .buf = b, .len = 4 } + }; + deb_i2c("writing i2c bus (reg: %5d 0x%04x, val: %5d 0x%04x)\n",reg,reg,val,val); + + return i2c_transfer(state->i2c,msg, 1) != 1 ? -EREMOTEIO : 0; +} + +static int dib3000_search_status(u16 irq,u16 lock) +{ + if (irq & 0x02) { + if (lock & 0x01) { + deb_srch("auto search succeeded\n"); + return 1; // auto search succeeded + } else { + deb_srch("auto search not successful\n"); + return 0; // auto search failed + } + } else if (irq & 0x01) { + deb_srch("auto search failed\n"); + return 0; // auto search failed + } + return -1; // try again +} + +/* for auto search */ +static u16 dib3000_seq[2][2][2] = /* fft,gua, inv */ + { /* fft */ + { /* gua */ + { 0, 1 }, /* 0 0 { 0,1 } */ + { 3, 9 }, /* 0 1 { 0,1 } */ + }, + { + { 2, 5 }, /* 1 0 { 0,1 } */ + { 6, 11 }, /* 1 1 { 0,1 } */ + } + }; + static int dib3000mb_get_frontend(struct dvb_frontend* fe, struct dvb_frontend_parameters *fep); diff --git a/drivers/media/dvb/frontends/dib3000mb_priv.h b/drivers/media/dvb/frontends/dib3000mb_priv.h index 999b1904781..2b0771e824e 100644 --- a/drivers/media/dvb/frontends/dib3000mb_priv.h +++ b/drivers/media/dvb/frontends/dib3000mb_priv.h @@ -13,6 +13,102 @@ #ifndef __DIB3000MB_PRIV_H_INCLUDED__ #define __DIB3000MB_PRIV_H_INCLUDED__ +/* info and err, taken from usb.h, if there is anything available like by default. */ +#define err(format, arg...) printk(KERN_ERR "dib3000: " format "\n" , ## arg) +#define info(format, arg...) printk(KERN_INFO "dib3000: " format "\n" , ## arg) +#define warn(format, arg...) printk(KERN_WARNING "dib3000: " format "\n" , ## arg) + +/* handy shortcuts */ +#define rd(reg) dib3000_read_reg(state,reg) + +#define wr(reg,val) if (dib3000_write_reg(state,reg,val)) \ + { err("while sending 0x%04x to 0x%04x.",val,reg); return -EREMOTEIO; } + +#define wr_foreach(a,v) { int i; \ + if (sizeof(a) != sizeof(v)) \ + err("sizeof: %zu %zu is different",sizeof(a),sizeof(v));\ + for (i=0; i < sizeof(a)/sizeof(u16); i++) \ + wr(a[i],v[i]); \ + } + +#define set_or(reg,val) wr(reg,rd(reg) | val) + +#define set_and(reg,val) wr(reg,rd(reg) & val) + +/* debug */ + +#ifdef CONFIG_DVB_DIBCOM_DEBUG +#define dprintk(level,args...) \ + do { if ((debug & level)) { printk(args); } } while (0) +#else +#define dprintk(args...) do { } while (0) +#endif + +/* mask for enabling a specific pid for the pid_filter */ +#define DIB3000_ACTIVATE_PID_FILTERING (0x2000) + +/* common values for tuning */ +#define DIB3000_ALPHA_0 ( 0) +#define DIB3000_ALPHA_1 ( 1) +#define DIB3000_ALPHA_2 ( 2) +#define DIB3000_ALPHA_4 ( 4) + +#define DIB3000_CONSTELLATION_QPSK ( 0) +#define DIB3000_CONSTELLATION_16QAM ( 1) +#define DIB3000_CONSTELLATION_64QAM ( 2) + +#define DIB3000_GUARD_TIME_1_32 ( 0) +#define DIB3000_GUARD_TIME_1_16 ( 1) +#define DIB3000_GUARD_TIME_1_8 ( 2) +#define DIB3000_GUARD_TIME_1_4 ( 3) + +#define DIB3000_TRANSMISSION_MODE_2K ( 0) +#define DIB3000_TRANSMISSION_MODE_8K ( 1) + +#define DIB3000_SELECT_LP ( 0) +#define DIB3000_SELECT_HP ( 1) + +#define DIB3000_FEC_1_2 ( 1) +#define DIB3000_FEC_2_3 ( 2) +#define DIB3000_FEC_3_4 ( 3) +#define DIB3000_FEC_5_6 ( 5) +#define DIB3000_FEC_7_8 ( 7) + +#define DIB3000_HRCH_OFF ( 0) +#define DIB3000_HRCH_ON ( 1) + +#define DIB3000_DDS_INVERSION_OFF ( 0) +#define DIB3000_DDS_INVERSION_ON ( 1) + +#define DIB3000_TUNER_WRITE_ENABLE(a) (0xffff & (a << 8)) +#define DIB3000_TUNER_WRITE_DISABLE(a) (0xffff & ((a << 8) | (1 << 7))) + +/* for auto search */ +extern u16 dib3000_seq[2][2][2]; + +#define DIB3000_REG_MANUFACTOR_ID ( 1025) +#define DIB3000_I2C_ID_DIBCOM (0x01b3) + +#define DIB3000_REG_DEVICE_ID ( 1026) +#define DIB3000MB_DEVICE_ID (0x3000) +#define DIB3000MC_DEVICE_ID (0x3001) +#define DIB3000P_DEVICE_ID (0x3002) + +/* frontend state */ +struct dib3000_state { + struct i2c_adapter* i2c; + +/* configuration settings */ + struct dib3000_config config; + + struct dvb_frontend frontend; + int timing_offset; + int timing_offset_comp_done; + + fe_bandwidth_t last_tuned_bw; + u32 last_tuned_freq; +}; + /* register addresses and some of their default values */ /* restart subsystems */ |