From edb3b432e5bd483b361a5461c744c987a33b999d Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Mon, 24 Apr 2006 22:21:46 -0400 Subject: rename fe_lgh06xf.h to lg_h06xf.h From: Michael Krufky Signed-off-by: Michael Krufky --- linux/drivers/media/dvb/frontends/fe_lgh06xf.h | 66 -------------------------- linux/drivers/media/dvb/frontends/lg_h06xf.h | 66 ++++++++++++++++++++++++++ 2 files changed, 66 insertions(+), 66 deletions(-) delete mode 100644 linux/drivers/media/dvb/frontends/fe_lgh06xf.h create mode 100644 linux/drivers/media/dvb/frontends/lg_h06xf.h (limited to 'linux/drivers/media/dvb/frontends') diff --git a/linux/drivers/media/dvb/frontends/fe_lgh06xf.h b/linux/drivers/media/dvb/frontends/fe_lgh06xf.h deleted file mode 100644 index c5e8b5ff1..000000000 --- a/linux/drivers/media/dvb/frontends/fe_lgh06xf.h +++ /dev/null @@ -1,66 +0,0 @@ -/* - * fe_lgh06xf.h - ATSC Tuner support for LG TDVS H06xF - * - * 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 FE_LGH06XF_H -#define FE_LGH06XF_H -#include "dvb-pll.h" - -static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_adap, - struct dvb_frontend_parameters* params) -{ - u8 buf[4]; - struct i2c_msg msg = { .addr = 0x61, .flags = 0, - .buf = buf, .len = sizeof(buf) }; - int err; - - dvb_pll_configure(&dvb_pll_tdvs_tua6034, buf, params->frequency, 0); - if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { - printk(KERN_WARNING "lg_h06xf: %s error " - "(addr %02x <- %02x, err = %i)\n", - __FUNCTION__, buf[0], buf[1], err); - if (err < 0) - return err; - else - return -EREMOTEIO; - } - - /* Set the Auxiliary Byte. */ -#if 0 - buf[2] &= ~0x20; - buf[2] |= 0x18; - buf[3] = 0x50; -#else - buf[0] = buf[2]; - buf[0] &= ~0x20; - buf[0] |= 0x18; - buf[1] = 0x50; - msg.len = 2; -#endif - if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { - printk(KERN_WARNING "lg_h06xf: %s error " - "(addr %02x <- %02x, err = %i)\n", - __FUNCTION__, buf[0], buf[1], err); - if (err < 0) - return err; - else - return -EREMOTEIO; - } - - return 0; -} -#endif diff --git a/linux/drivers/media/dvb/frontends/lg_h06xf.h b/linux/drivers/media/dvb/frontends/lg_h06xf.h new file mode 100644 index 000000000..355a4a498 --- /dev/null +++ b/linux/drivers/media/dvb/frontends/lg_h06xf.h @@ -0,0 +1,66 @@ +/* + * lg_h06xf.h - ATSC Tuner support for LG TDVS-H06xF + * + * 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 _LG_H06XF_H_ +#define _LG_H06XF_H_ +#include "dvb-pll.h" + +static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_adap, + struct dvb_frontend_parameters* params) +{ + u8 buf[4]; + struct i2c_msg msg = { .addr = 0x61, .flags = 0, + .buf = buf, .len = sizeof(buf) }; + int err; + + dvb_pll_configure(&dvb_pll_tdvs_tua6034, buf, params->frequency, 0); + if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { + printk(KERN_WARNING "lg_h06xf: %s error " + "(addr %02x <- %02x, err = %i)\n", + __FUNCTION__, buf[0], buf[1], err); + if (err < 0) + return err; + else + return -EREMOTEIO; + } + + /* Set the Auxiliary Byte. */ +#if 0 + buf[2] &= ~0x20; + buf[2] |= 0x18; + buf[3] = 0x50; +#else + buf[0] = buf[2]; + buf[0] &= ~0x20; + buf[0] |= 0x18; + buf[1] = 0x50; + msg.len = 2; +#endif + if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { + printk(KERN_WARNING "lg_h06xf: %s error " + "(addr %02x <- %02x, err = %i)\n", + __FUNCTION__, buf[0], buf[1], err); + if (err < 0) + return err; + else + return -EREMOTEIO; + } + + return 0; +} +#endif -- cgit v1.2.3 From 248256f91d487672dd126161381f5364b0b29ce6 Mon Sep 17 00:00:00 2001 From: Michael Krufky Date: Thu, 27 Apr 2006 00:31:26 -0400 Subject: dvb: rename dvb_pll_tdvs_tua6034 to dvb_pll_lg_tdvs_h06xf From: Michael Krufky Signed-off-by: Michael Krufky --- linux/drivers/media/dvb/frontends/dvb-pll.c | 4 ++-- linux/drivers/media/dvb/frontends/dvb-pll.h | 2 +- linux/drivers/media/dvb/frontends/lg_h06xf.h | 2 +- 3 files changed, 4 insertions(+), 4 deletions(-) (limited to 'linux/drivers/media/dvb/frontends') diff --git a/linux/drivers/media/dvb/frontends/dvb-pll.c b/linux/drivers/media/dvb/frontends/dvb-pll.c index 7e65841b1..a1a4be41e 100644 --- a/linux/drivers/media/dvb/frontends/dvb-pll.c +++ b/linux/drivers/media/dvb/frontends/dvb-pll.c @@ -229,7 +229,7 @@ EXPORT_SYMBOL(dvb_pll_tua6034); /* Infineon TUA6034 * used in LG TDVS-H061F, LG TDVS-H062F and LG TDVS-H064F */ -struct dvb_pll_desc dvb_pll_tdvs_tua6034 = { +struct dvb_pll_desc dvb_pll_lg_tdvs_h06xf = { .name = "LG TDVS-H06xF", .min = 54000000, .max = 863000000, @@ -240,7 +240,7 @@ struct dvb_pll_desc dvb_pll_tdvs_tua6034 = { { 999999999, 44000000, 62500, 0xce, 0x04 }, }, }; -EXPORT_SYMBOL(dvb_pll_tdvs_tua6034); +EXPORT_SYMBOL(dvb_pll_lg_tdvs_h06xf); /* Philips FMD1216ME * used in Medion Hybrid PCMCIA card and USB Box diff --git a/linux/drivers/media/dvb/frontends/dvb-pll.h b/linux/drivers/media/dvb/frontends/dvb-pll.h index 3908ae1d4..66361cd18 100644 --- a/linux/drivers/media/dvb/frontends/dvb-pll.h +++ b/linux/drivers/media/dvb/frontends/dvb-pll.h @@ -34,7 +34,7 @@ extern struct dvb_pll_desc dvb_pll_unknown_1; extern struct dvb_pll_desc dvb_pll_tua6010xs; extern struct dvb_pll_desc dvb_pll_env57h1xd5; extern struct dvb_pll_desc dvb_pll_tua6034; -extern struct dvb_pll_desc dvb_pll_tdvs_tua6034; +extern struct dvb_pll_desc dvb_pll_lg_tdvs_h06xf; extern struct dvb_pll_desc dvb_pll_tda665x; extern struct dvb_pll_desc dvb_pll_fmd1216me; extern struct dvb_pll_desc dvb_pll_tded4; diff --git a/linux/drivers/media/dvb/frontends/lg_h06xf.h b/linux/drivers/media/dvb/frontends/lg_h06xf.h index 355a4a498..6869cbd03 100644 --- a/linux/drivers/media/dvb/frontends/lg_h06xf.h +++ b/linux/drivers/media/dvb/frontends/lg_h06xf.h @@ -28,7 +28,7 @@ static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_ada .buf = buf, .len = sizeof(buf) }; int err; - dvb_pll_configure(&dvb_pll_tdvs_tua6034, buf, params->frequency, 0); + dvb_pll_configure(&dvb_pll_lg_tdvs_h06xf, buf, params->frequency, 0); if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { printk(KERN_WARNING "lg_h06xf: %s error " "(addr %02x <- %02x, err = %i)\n", -- cgit v1.2.3 From 761ff2c05b56e086da5a180666c4d9160155c4ec Mon Sep 17 00:00:00 2001 From: Andrew de Quincey Date: Fri, 28 Apr 2006 01:45:01 +0100 Subject: Convert lnbp21 to a module From: Andrew de Quincey Convert lnbp21.h into a linux kernel module. Fix up previous users to use it. Convert dvb-ttusb-budget to use it. Signed-off-by: Andrew de Quincey --- linux/drivers/media/dvb/frontends/Kconfig | 10 ++ linux/drivers/media/dvb/frontends/Makefile | 1 + linux/drivers/media/dvb/frontends/lnbp21.c | 145 +++++++++++++++++++++++++++++ linux/drivers/media/dvb/frontends/lnbp21.h | 102 +------------------- 4 files changed, 160 insertions(+), 98 deletions(-) create mode 100644 linux/drivers/media/dvb/frontends/lnbp21.c (limited to 'linux/drivers/media/dvb/frontends') diff --git a/linux/drivers/media/dvb/frontends/Kconfig b/linux/drivers/media/dvb/frontends/Kconfig index 6d90ff3f7..64cd63623 100644 --- a/linux/drivers/media/dvb/frontends/Kconfig +++ b/linux/drivers/media/dvb/frontends/Kconfig @@ -216,4 +216,14 @@ config DVB_LGDT330X An ATSC 8VSB and QAM64/256 tuner module. Say Y when you want to support this frontend. + +comment "Miscellaneous devices" + depends on DVB_CORE + +config DVB_LNBP21 + tristate "LNBP21 SEC controller" + depends on DVB_CORE + help + An SEC control chip. + endmenu diff --git a/linux/drivers/media/dvb/frontends/Makefile b/linux/drivers/media/dvb/frontends/Makefile index d09b6071f..7238e6ef2 100644 --- a/linux/drivers/media/dvb/frontends/Makefile +++ b/linux/drivers/media/dvb/frontends/Makefile @@ -31,3 +31,4 @@ obj-$(CONFIG_DVB_BCM3510) += bcm3510.o obj-$(CONFIG_DVB_S5H1420) += s5h1420.o obj-$(CONFIG_DVB_LGDT330X) += lgdt330x.o obj-$(CONFIG_DVB_CX24123) += cx24123.o +obj-$(CONFIG_DVB_LNBP21) += lnbp21.o diff --git a/linux/drivers/media/dvb/frontends/lnbp21.c b/linux/drivers/media/dvb/frontends/lnbp21.c new file mode 100644 index 000000000..c9152c1fb --- /dev/null +++ b/linux/drivers/media/dvb/frontends/lnbp21.c @@ -0,0 +1,145 @@ +/* + * lnbp21.h - driver for lnb supply and control ic lnbp21 + * + * Copyright (C) 2006 Oliver Endriss + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Or, point your browser to http://www.gnu.org/copyleft/gpl.html + * + * + * the project's page is at http://www.linuxtv.org + */ +#include +#include +#include +#include +#include +#include +#include +#include + +#include "dvb_frontend.h" +#include "lnbp21.h" + +struct lnbp21 { + u8 config; + u8 override_or; + u8 override_and; + struct i2c_adapter *i2c; + void (*release_chain)(struct dvb_frontend* fe); +}; + +static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +{ + struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; + struct i2c_msg msg = { .addr = 0x08, .flags = 0, + .buf = &lnbp21->config, + .len = sizeof(lnbp21->config) }; + + lnbp21->config &= ~(LNBP21_VSEL | LNBP21_EN); + + switch(voltage) { + case SEC_VOLTAGE_OFF: + break; + case SEC_VOLTAGE_13: + lnbp21->config |= LNBP21_EN; + break; + case SEC_VOLTAGE_18: + lnbp21->config |= (LNBP21_EN | LNBP21_VSEL); + break; + default: + return -EINVAL; + }; + + lnbp21->config |= lnbp21->override_or; + lnbp21->config &= lnbp21->override_and; + + return (i2c_transfer(lnbp21->i2c, &msg, 1) == 1) ? 0 : -EIO; +} + +static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) +{ + struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; + struct i2c_msg msg = { .addr = 0x08, .flags = 0, + .buf = &lnbp21->config, + .len = sizeof(lnbp21->config) }; + + if (arg) + lnbp21->config |= LNBP21_LLC; + else + lnbp21->config &= ~LNBP21_LLC; + + lnbp21->config |= lnbp21->override_or; + lnbp21->config &= lnbp21->override_and; + + return (i2c_transfer(lnbp21->i2c, &msg, 1) == 1) ? 0 : -EIO; +} + +static void lnbp21_release(struct dvb_frontend *fe) +{ + struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; + + /* LNBP power off */ + lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF); + + /* free data & call next release routine */ + fe->ops->release = lnbp21->release_chain; + kfree(fe->misc_priv); + fe->misc_priv = NULL; + if (fe->ops->release) + fe->ops->release(fe); +} + +int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear) +{ + struct lnbp21 *lnbp21 = kmalloc(sizeof(struct lnbp21), GFP_KERNEL); + if (!lnbp21) + return -ENOMEM; + + /* default configuration */ + lnbp21->config = LNBP21_ISEL; + lnbp21->i2c = i2c; + fe->misc_priv = lnbp21; + + /* bits which should be forced to '1' */ + lnbp21->override_or = override_set; + + /* bits which should be forced to '0' */ + lnbp21->override_and = ~override_clear; + + /* detect if it is present or not */ + if (lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF)) { + kfree(lnbp21); + fe->misc_priv = NULL; + return -EIO; + } + + /* install release callback */ + lnbp21->release_chain = fe->ops->release; + fe->ops->release = lnbp21_release; + + /* override frontend ops */ + fe->ops->set_voltage = lnbp21_set_voltage; + fe->ops->enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage; + + return 0; +} +EXPORT_SYMBOL(lnbp21_attach); + +MODULE_DESCRIPTION("Driver for lnb supply and control ic lnbp21"); +MODULE_AUTHOR("Oliver Endriss"); +MODULE_LICENSE("GPL"); diff --git a/linux/drivers/media/dvb/frontends/lnbp21.h b/linux/drivers/media/dvb/frontends/lnbp21.h index 0dcbe61b6..047a4ab68 100644 --- a/linux/drivers/media/dvb/frontends/lnbp21.h +++ b/linux/drivers/media/dvb/frontends/lnbp21.h @@ -27,7 +27,7 @@ #ifndef _LNBP21_H #define _LNBP21_H -/* system register */ +/* system register bits */ #define LNBP21_OLF 0x01 #define LNBP21_OTF 0x02 #define LNBP21_EN 0x04 @@ -37,103 +37,9 @@ #define LNBP21_ISEL 0x40 #define LNBP21_PCL 0x80 -struct lnbp21 { - u8 config; - u8 override_or; - u8 override_and; - struct i2c_adapter *i2c; - void (*release_chain)(struct dvb_frontend* fe); -}; +#include -static int lnbp21_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) -{ - struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; - struct i2c_msg msg = { .addr = 0x08, .flags = 0, - .buf = &lnbp21->config, - .len = sizeof(lnbp21->config) }; - - lnbp21->config &= ~(LNBP21_VSEL | LNBP21_EN); - - switch(voltage) { - case SEC_VOLTAGE_OFF: - break; - case SEC_VOLTAGE_13: - lnbp21->config |= LNBP21_EN; - break; - case SEC_VOLTAGE_18: - lnbp21->config |= (LNBP21_EN | LNBP21_VSEL); - break; - default: - return -EINVAL; - }; - - lnbp21->config |= lnbp21->override_or; - lnbp21->config &= lnbp21->override_and; - - return (i2c_transfer(lnbp21->i2c, &msg, 1) == 1) ? 0 : -EIO; -} - -static int lnbp21_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) -{ - struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; - struct i2c_msg msg = { .addr = 0x08, .flags = 0, - .buf = &lnbp21->config, - .len = sizeof(lnbp21->config) }; - - if (arg) - lnbp21->config |= LNBP21_LLC; - else - lnbp21->config &= ~LNBP21_LLC; - - lnbp21->config |= lnbp21->override_or; - lnbp21->config &= lnbp21->override_and; - - return (i2c_transfer(lnbp21->i2c, &msg, 1) == 1) ? 0 : -EIO; -} - -static void lnbp21_exit(struct dvb_frontend *fe) -{ - struct lnbp21 *lnbp21 = (struct lnbp21 *) fe->misc_priv; - - /* LNBP power off */ - lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF); - - /* free data & call next release routine */ - fe->ops->release = lnbp21->release_chain; - kfree(fe->misc_priv); - fe->misc_priv = NULL; - if (fe->ops->release) - fe->ops->release(fe); -} - -static int lnbp21_init(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear) -{ - struct lnbp21 *lnbp21 = kmalloc(sizeof(struct lnbp21), GFP_KERNEL); - - if (!lnbp21) - return -ENOMEM; - - /* default configuration */ - lnbp21->config = LNBP21_ISEL; - - /* bits which should be forced to '1' */ - lnbp21->override_or = override_set; - - /* bits which should be forced to '0' */ - lnbp21->override_and = ~override_clear; - - /* install release callback */ - lnbp21->release_chain = fe->ops->release; - fe->ops->release = lnbp21_exit; - - /* override frontend ops */ - fe->ops->set_voltage = lnbp21_set_voltage; - fe->ops->enable_high_lnb_voltage = lnbp21_enable_high_lnb_voltage; - - lnbp21->i2c = i2c; - fe->misc_priv = lnbp21; - - return lnbp21_set_voltage(fe, SEC_VOLTAGE_OFF); -} +/* override_set and override_clear control which system register bits (above) to always set & clear */ +extern int lnbp21_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 override_set, u8 override_clear); #endif -- cgit v1.2.3 From b5fe0362594b93998d9ab6c01554cc2b9dd95951 Mon Sep 17 00:00:00 2001 From: Andrew de Quincey Date: Fri, 28 Apr 2006 01:45:09 +0100 Subject: Add isl6421 module From: Andrew de Quincey Driver for the ISL6421 LNB chip Signed-off-by: Andrew de Quincey --- linux/drivers/media/dvb/frontends/Kconfig | 6 ++ linux/drivers/media/dvb/frontends/Makefile | 1 + linux/drivers/media/dvb/frontends/isl6421.c | 149 ++++++++++++++++++++++++++++ linux/drivers/media/dvb/frontends/isl6421.h | 46 +++++++++ 4 files changed, 202 insertions(+) create mode 100644 linux/drivers/media/dvb/frontends/isl6421.c create mode 100644 linux/drivers/media/dvb/frontends/isl6421.h (limited to 'linux/drivers/media/dvb/frontends') diff --git a/linux/drivers/media/dvb/frontends/Kconfig b/linux/drivers/media/dvb/frontends/Kconfig index 64cd63623..0ef361f03 100644 --- a/linux/drivers/media/dvb/frontends/Kconfig +++ b/linux/drivers/media/dvb/frontends/Kconfig @@ -226,4 +226,10 @@ config DVB_LNBP21 help An SEC control chip. +config DVB_ISL6421 + tristate "ISL6421 SEC controller" + depends on DVB_CORE + help + An SEC control chip. + endmenu diff --git a/linux/drivers/media/dvb/frontends/Makefile b/linux/drivers/media/dvb/frontends/Makefile index 7238e6ef2..5222245c7 100644 --- a/linux/drivers/media/dvb/frontends/Makefile +++ b/linux/drivers/media/dvb/frontends/Makefile @@ -32,3 +32,4 @@ obj-$(CONFIG_DVB_S5H1420) += s5h1420.o obj-$(CONFIG_DVB_LGDT330X) += lgdt330x.o obj-$(CONFIG_DVB_CX24123) += cx24123.o obj-$(CONFIG_DVB_LNBP21) += lnbp21.o +obj-$(CONFIG_DVB_ISL6421) += isl6421.o diff --git a/linux/drivers/media/dvb/frontends/isl6421.c b/linux/drivers/media/dvb/frontends/isl6421.c new file mode 100644 index 000000000..36992077a --- /dev/null +++ b/linux/drivers/media/dvb/frontends/isl6421.c @@ -0,0 +1,149 @@ +/* + * isl6421.h - driver for lnb supply and control ic ISL6421 + * + * Copyright (C) 2006 Andrew de Quincey + * Copyright (C) 2006 Oliver Endriss + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Or, point your browser to http://www.gnu.org/copyleft/gpl.html + * + * + * the project's page is at http://www.linuxtv.org + */ +#include +#include +#include +#include +#include +#include +#include +#include + +#include "dvb_frontend.h" +#include "isl6421.h" + +struct isl6421 { + u8 config; + u8 override_or; + u8 override_and; + struct i2c_adapter *i2c; + u8 i2c_addr; + void (*release_chain)(struct dvb_frontend* fe); +}; + +static int isl6421_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) +{ + struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv; + struct i2c_msg msg = { .addr = isl6421->i2c_addr, .flags = 0, + .buf = &isl6421->config, + .len = sizeof(isl6421->config) }; + + isl6421->config &= ~(ISL6421_VSEL1 | ISL6421_EN1); + + switch(voltage) { + case SEC_VOLTAGE_OFF: + break; + case SEC_VOLTAGE_13: + isl6421->config |= ISL6421_EN1; + break; + case SEC_VOLTAGE_18: + isl6421->config |= (ISL6421_EN1 | ISL6421_VSEL1); + break; + default: + return -EINVAL; + }; + + isl6421->config |= isl6421->override_or; + isl6421->config &= isl6421->override_and; + + return (i2c_transfer(isl6421->i2c, &msg, 1) == 1) ? 0 : -EIO; +} + +static int isl6421_enable_high_lnb_voltage(struct dvb_frontend *fe, long arg) +{ + struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv; + struct i2c_msg msg = { .addr = isl6421->i2c_addr, .flags = 0, + .buf = &isl6421->config, + .len = sizeof(isl6421->config) }; + + if (arg) + isl6421->config |= ISL6421_LLC1; + else + isl6421->config &= ~ISL6421_LLC1; + + isl6421->config |= isl6421->override_or; + isl6421->config &= isl6421->override_and; + + return (i2c_transfer(isl6421->i2c, &msg, 1) == 1) ? 0 : -EIO; +} + +static void isl6421_release(struct dvb_frontend *fe) +{ + struct isl6421 *isl6421 = (struct isl6421 *) fe->misc_priv; + + /* power off */ + isl6421_set_voltage(fe, SEC_VOLTAGE_OFF); + + /* free data & call next release routine */ + fe->ops->release = isl6421->release_chain; + kfree(fe->misc_priv); + fe->misc_priv = NULL; + if (fe->ops->release) + fe->ops->release(fe); +} + +int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, + u8 override_set, u8 override_clear) +{ + struct isl6421 *isl6421 = kmalloc(sizeof(struct isl6421), GFP_KERNEL); + if (!isl6421) + return -ENOMEM; + + /* default configuration */ + isl6421->config = ISL6421_ISEL1; + isl6421->i2c = i2c; + isl6421->i2c_addr = i2c_addr; + fe->misc_priv = isl6421; + + /* bits which should be forced to '1' */ + isl6421->override_or = override_set; + + /* bits which should be forced to '0' */ + isl6421->override_and = ~override_clear; + + /* detect if it is present or not */ + if (isl6421_set_voltage(fe, SEC_VOLTAGE_OFF)) { + kfree(isl6421); + fe->misc_priv = NULL; + return -EIO; + } + + /* install release callback */ + isl6421->release_chain = fe->ops->release; + fe->ops->release = isl6421_release; + + /* override frontend ops */ + fe->ops->set_voltage = isl6421_set_voltage; + fe->ops->enable_high_lnb_voltage = isl6421_enable_high_lnb_voltage; + + return 0; +} +EXPORT_SYMBOL(isl6421_attach); + +MODULE_DESCRIPTION("Driver for lnb supply and control ic isl6421"); +MODULE_AUTHOR("Andrew de Quincey & Oliver Endriss"); +MODULE_LICENSE("GPL"); diff --git a/linux/drivers/media/dvb/frontends/isl6421.h b/linux/drivers/media/dvb/frontends/isl6421.h new file mode 100644 index 000000000..675f80a19 --- /dev/null +++ b/linux/drivers/media/dvb/frontends/isl6421.h @@ -0,0 +1,46 @@ +/* + * isl6421.h - driver for lnb supply and control ic ISL6421 + * + * Copyright (C) 2006 Andrew de Quincey + * Copyright (C) 2006 Oliver Endriss + * + * 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + * Or, point your browser to http://www.gnu.org/copyleft/gpl.html + * + * + * the project's page is at http://www.linuxtv.org + */ + +#ifndef _ISL6421_H +#define _ISL6421_H + +#include + +/* system register bits */ +#define ISL6421_OLF1 0x01 +#define ISL6421_EN1 0x02 +#define ISL6421_VSEL1 0x04 +#define ISL6421_LLC1 0x08 +#define ISL6421_ENT1 0x10 +#define ISL6421_ISEL1 0x20 +#define ISL6421_DCL 0x40 + +/* override_set and override_clear control which system register bits (above) to always set & clear */ +extern int isl6421_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, u8 i2c_addr, + u8 override_set, u8 override_clear); + +#endif -- cgit v1.2.3 From a8030bb8f293d1eba3527eba4f91543aa9a48a0d Mon Sep 17 00:00:00 2001 From: Andrew de Quincey Date: Fri, 28 Apr 2006 01:45:20 +0100 Subject: Support new dvb-ttusb-budget boards with stv0297 From: Thomas Kaiser Added config switch to stv0297 to control i2c STOP during write behaviour. Update frontend init in dvb-ttusb-budget. Enable i2c STOP on other users of stv0297. Signed-off-by: Thomas Kaiser Signed-off-by: Andrew de Quincey --- linux/drivers/media/dvb/frontends/stv0297.c | 49 ++++++++++++++++++----------- linux/drivers/media/dvb/frontends/stv0297.h | 3 ++ 2 files changed, 34 insertions(+), 18 deletions(-) (limited to 'linux/drivers/media/dvb/frontends') diff --git a/linux/drivers/media/dvb/frontends/stv0297.c b/linux/drivers/media/dvb/frontends/stv0297.c index 7e8855723..9c5788c2e 100644 --- a/linux/drivers/media/dvb/frontends/stv0297.c +++ b/linux/drivers/media/dvb/frontends/stv0297.c @@ -68,19 +68,25 @@ static int stv0297_readreg(struct stv0297_state *state, u8 reg) int ret; u8 b0[] = { reg }; u8 b1[] = { 0 }; - struct i2c_msg msg[] = { {.addr = state->config->demod_address,.flags = 0,.buf = b0,.len = - 1}, - {.addr = state->config->demod_address,.flags = I2C_M_RD,.buf = b1,.len = 1} - }; + struct i2c_msg msg[] = { {.addr = state->config->demod_address,.flags = 0,.buf = b0,.len = 1}, + {.addr = state->config->demod_address,.flags = I2C_M_RD,.buf = b1,.len = 1} + }; // this device needs a STOP between the register and data - if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { - dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg, ret); - return -1; - } - if ((ret = i2c_transfer(state->i2c, &msg[1], 1)) != 1) { - dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg, ret); - return -1; + if (state->config->stop_during_read) { + if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { + dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg, ret); + return -1; + } + if ((ret = i2c_transfer(state->i2c, &msg[1], 1)) != 1) { + dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg, ret); + return -1; + } + } else { + if ((ret = i2c_transfer(state->i2c, msg, 2)) != 2) { + dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg, ret); + return -1; + } } return b1[0]; @@ -107,13 +113,20 @@ static int stv0297_readregs(struct stv0297_state *state, u8 reg1, u8 * b, u8 len }; // this device needs a STOP between the register and data - if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { - dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg1, ret); - return -1; - } - if ((ret = i2c_transfer(state->i2c, &msg[1], 1)) != 1) { - dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg1, ret); - return -1; + if (state->config->stop_during_read) { + if ((ret = i2c_transfer(state->i2c, &msg[0], 1)) != 1) { + dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg1, ret); + return -1; + } + if ((ret = i2c_transfer(state->i2c, &msg[1], 1)) != 1) { + dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg1, ret); + return -1; + } + } else { + if ((ret = i2c_transfer(state->i2c, msg, 2)) != 2) { + dprintk("%s: readreg error (reg == 0x%02x, ret == %i)\n", __FUNCTION__, reg1, ret); + return -1; + } } return 0; diff --git a/linux/drivers/media/dvb/frontends/stv0297.h b/linux/drivers/media/dvb/frontends/stv0297.h index 8ff793c90..1da5384fb 100644 --- a/linux/drivers/media/dvb/frontends/stv0297.h +++ b/linux/drivers/media/dvb/frontends/stv0297.h @@ -37,6 +37,9 @@ struct stv0297_config /* does the "inversion" need inverted? */ u8 invert:1; + + /* set to 1 if the device requires an i2c STOP during reading */ + u8 stop_during_read:1; }; extern struct dvb_frontend* stv0297_attach(const struct stv0297_config* config, -- cgit v1.2.3 From ab12813a48c3dbc4f0d9f2b3e93e7a5465744f9c Mon Sep 17 00:00:00 2001 From: Andrew de Quincey Date: Fri, 28 Apr 2006 01:47:05 +0100 Subject: Add missing pll gate control calls From: Andrew de Quincey I'd missed some of these out, breaking the av7110 tuning. I then checked for more and added them in where necessary. They may not actually be necessary in all these locations, but if not, they'll simply have no effect. Add small delay to stv0299 pll gate control to fix tuning problems. Signed-off-by: Andrew de Quincey --- linux/drivers/media/dvb/frontends/bsbe1.h | 2 ++ linux/drivers/media/dvb/frontends/bsru6.h | 2 ++ linux/drivers/media/dvb/frontends/lg_h06xf.h | 4 ++++ linux/drivers/media/dvb/frontends/stv0299.c | 6 ++++-- 4 files changed, 12 insertions(+), 2 deletions(-) (limited to 'linux/drivers/media/dvb/frontends') diff --git a/linux/drivers/media/dvb/frontends/bsbe1.h b/linux/drivers/media/dvb/frontends/bsbe1.h index 6b52d5abf..b2aeddb14 100644 --- a/linux/drivers/media/dvb/frontends/bsbe1.h +++ b/linux/drivers/media/dvb/frontends/bsbe1.h @@ -106,6 +106,8 @@ static int alps_bsbe1_tuner_set_params(struct dvb_frontend* fe, struct dvb_front data[2] = 0x80 | ((div & 0x18000) >> 10) | 4; data[3] = (params->frequency > 1530000) ? 0xE0 : 0xE4; + if (fe->ops->i2c_gate_ctrl) + fe->ops->i2c_gate_ctrl(fe, 1); ret = i2c_transfer(i2c, &msg, 1); return (ret != 1) ? -EIO : 0; } diff --git a/linux/drivers/media/dvb/frontends/bsru6.h b/linux/drivers/media/dvb/frontends/bsru6.h index 5d13c5e4d..5533512b0 100644 --- a/linux/drivers/media/dvb/frontends/bsru6.h +++ b/linux/drivers/media/dvb/frontends/bsru6.h @@ -120,6 +120,8 @@ static int alps_bsru6_tuner_set_params(struct dvb_frontend *fe, struct dvb_front if (params->frequency > 1530000) buf[3] = 0xc0; + if (fe->ops->i2c_gate_ctrl) + fe->ops->i2c_gate_ctrl(fe, 1); if (i2c_transfer(i2c, &msg, 1) != 1) return -EIO; return 0; diff --git a/linux/drivers/media/dvb/frontends/lg_h06xf.h b/linux/drivers/media/dvb/frontends/lg_h06xf.h index 6869cbd03..21acb5bad 100644 --- a/linux/drivers/media/dvb/frontends/lg_h06xf.h +++ b/linux/drivers/media/dvb/frontends/lg_h06xf.h @@ -29,6 +29,8 @@ static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_ada int err; dvb_pll_configure(&dvb_pll_lg_tdvs_h06xf, buf, params->frequency, 0); + if (fe->ops->i2c_gate_ctrl) + fe->ops->i2c_gate_ctrl(fe, 1); if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { printk(KERN_WARNING "lg_h06xf: %s error " "(addr %02x <- %02x, err = %i)\n", @@ -51,6 +53,8 @@ static int lg_h06xf_pll_set(struct dvb_frontend* fe, struct i2c_adapter* i2c_ada buf[1] = 0x50; msg.len = 2; #endif + if (fe->ops->i2c_gate_ctrl) + fe->ops->i2c_gate_ctrl(fe, 1); if ((err = i2c_transfer(i2c_adap, &msg, 1)) != 1) { printk(KERN_WARNING "lg_h06xf: %s error " "(addr %02x <- %02x, err = %i)\n", diff --git a/linux/drivers/media/dvb/frontends/stv0299.c b/linux/drivers/media/dvb/frontends/stv0299.c index 5a8131023..e91bb5842 100644 --- a/linux/drivers/media/dvb/frontends/stv0299.c +++ b/linux/drivers/media/dvb/frontends/stv0299.c @@ -604,10 +604,12 @@ static int stv0299_i2c_gate_ctrl(struct dvb_frontend* fe, int enable) struct stv0299_state* state = fe->demodulator_priv; if (enable) { - return stv0299_writeregI(state, 0x05, 0xb5); + stv0299_writeregI(state, 0x05, 0xb5); } else { - return stv0299_writeregI(state, 0x05, 0x35); + stv0299_writeregI(state, 0x05, 0x35); } + udelay(1); + return 0; } static int stv0299_get_tune_settings(struct dvb_frontend* fe, struct dvb_frontend_tune_settings* fesettings) -- cgit v1.2.3