diff options
author | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-08-20 08:47:57 -0300 |
---|---|---|
committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2009-08-20 08:47:57 -0300 |
commit | 96f84d00863d014ee918f90af3b2f5a23c994201 (patch) | |
tree | 7194d145616ec77efe349db76d9c10be7caf3228 /linux/drivers/media/dvb | |
parent | ec150a246c39b35577413f9687e2cd050e70d37b (diff) | |
parent | 74b375ad36003080f781c9f2bdad6b837f4bc052 (diff) | |
download | mediapointer-dvb-s2-96f84d00863d014ee918f90af3b2f5a23c994201.tar.gz mediapointer-dvb-s2-96f84d00863d014ee918f90af3b2f5a23c994201.tar.bz2 |
merge: http://mercurial.intuxication.org/hg/v4l-dvb-commits
From: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'linux/drivers/media/dvb')
-rw-r--r-- | linux/drivers/media/dvb/dvb-usb/Kconfig | 6 | ||||
-rw-r--r-- | linux/drivers/media/dvb/dvb-usb/dw2102.c | 184 | ||||
-rw-r--r-- | linux/drivers/media/dvb/frontends/Kconfig | 7 | ||||
-rw-r--r-- | linux/drivers/media/dvb/frontends/Makefile | 1 | ||||
-rw-r--r-- | linux/drivers/media/dvb/frontends/zl10039.c | 308 | ||||
-rw-r--r-- | linux/drivers/media/dvb/frontends/zl10039.h | 40 |
6 files changed, 541 insertions, 5 deletions
diff --git a/linux/drivers/media/dvb/dvb-usb/Kconfig b/linux/drivers/media/dvb/dvb-usb/Kconfig index 496c1a370..8b8bc04ee 100644 --- a/linux/drivers/media/dvb/dvb-usb/Kconfig +++ b/linux/drivers/media/dvb/dvb-usb/Kconfig @@ -253,7 +253,7 @@ config DVB_USB_AF9005_REMOTE Afatech AF9005 based receiver. config DVB_USB_DW2102 - tristate "DvbWorld DVB-S/S2 USB2.0 support" + tristate "DvbWorld & TeVii DVB-S/S2 USB2.0 support" depends on DVB_USB select DVB_PLL if !DVB_FE_CUSTOMISE select DVB_STV0299 if !DVB_FE_CUSTOMISE @@ -262,9 +262,11 @@ config DVB_USB_DW2102 select DVB_CX24116 if !DVB_FE_CUSTOMISE select DVB_SI21XX if !DVB_FE_CUSTOMISE select DVB_TDA10021 if !DVB_FE_CUSTOMISE + select DVB_MT312 if !DVB_FE_CUSTOMISE + select DVB_ZL10039 if !DVB_FE_CUSTOMISE help Say Y here to support the DvbWorld DVB-S/S2 USB2.0 receivers - and the TeVii S650. + and the TeVii S650, S630. config DVB_USB_CINERGY_T2 tristate "Terratec CinergyT2/qanu USB 2.0 DVB-T receiver" diff --git a/linux/drivers/media/dvb/dvb-usb/dw2102.c b/linux/drivers/media/dvb/dvb-usb/dw2102.c index 0fc9be43a..c8bdb2e78 100644 --- a/linux/drivers/media/dvb/dvb-usb/dw2102.c +++ b/linux/drivers/media/dvb/dvb-usb/dw2102.c @@ -1,6 +1,6 @@ /* DVB USB framework compliant Linux driver for the * DVBWorld DVB-S 2101, 2102, DVB-S2 2104, DVB-C 3101, -* TeVii S600, S650 Cards +* TeVii S600, S630, S650 Cards * Copyright (C) 2008,2009 Igor M. Liplianin (liplianin@me.by) * * This program is free software; you can redistribute it and/or modify it @@ -18,6 +18,8 @@ #include "eds1547.h" #include "cx24116.h" #include "tda1002x.h" +#include "mt312.h" +#include "zl10039.h" #ifndef USB_PID_DW2102 #define USB_PID_DW2102 0x2102 @@ -39,6 +41,10 @@ #define USB_PID_TEVII_S650 0xd650 #endif +#ifndef USB_PID_TEVII_S630 +#define USB_PID_TEVII_S630 0xd630 +#endif + #define DW210X_READ_MSG 0 #define DW210X_WRITE_MSG 1 @@ -436,6 +442,69 @@ static int dw3101_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], return num; } +static int s630_i2c_transfer(struct i2c_adapter *adap, struct i2c_msg msg[], + int num) +{ + struct dvb_usb_device *d = i2c_get_adapdata(adap); + int ret = 0; + + if (!d) + return -ENODEV; + if (mutex_lock_interruptible(&d->i2c_mutex) < 0) + return -EAGAIN; + + switch (num) { + case 2: { /* read */ + u8 ibuf[msg[1].len], obuf[3]; + obuf[0] = msg[1].len; + obuf[1] = (msg[0].addr << 1); + obuf[2] = msg[0].buf[0]; + + ret = dw210x_op_rw(d->udev, 0x90, 0, 0, + obuf, 3, DW210X_WRITE_MSG); + msleep(5); + ret = dw210x_op_rw(d->udev, 0x91, 0, 0, + ibuf, msg[1].len, DW210X_READ_MSG); + memcpy(msg[1].buf, ibuf, msg[1].len); + break; + } + case 1: + switch (msg[0].addr) { + case 0x60: + case 0x0e: { + /* write to zl10313, zl10039 register, */ + u8 obuf[msg[0].len + 2]; + obuf[0] = msg[0].len + 1; + obuf[1] = (msg[0].addr << 1); + memcpy(obuf + 2, msg[0].buf, msg[0].len); + ret = dw210x_op_rw(d->udev, 0x80, 0, 0, + obuf, msg[0].len + 2, DW210X_WRITE_MSG); + break; + } + case (DW2102_RC_QUERY): { + u8 ibuf[4]; + ret = dw210x_op_rw(d->udev, 0xb8, 0, 0, + ibuf, 4, DW210X_READ_MSG); + msg[0].buf[0] = ibuf[3]; + break; + } + case (DW2102_VOLTAGE_CTRL): { + u8 obuf[2]; + obuf[0] = 0x03; + obuf[1] = msg[0].buf[0]; + ret = dw210x_op_rw(d->udev, 0x8a, 0, 0, + obuf, 2, DW210X_WRITE_MSG); + break; + } + } + + break; + } + + mutex_unlock(&d->i2c_mutex); + return num; +} + static u32 dw210x_i2c_func(struct i2c_adapter *adapter) { return I2C_FUNC_I2C; @@ -481,6 +550,14 @@ static struct i2c_algorithm dw3101_i2c_algo = { #endif }; +static struct i2c_algorithm s630_i2c_algo = { + .master_xfer = s630_i2c_transfer, + .functionality = dw210x_i2c_func, +#ifdef NEED_ALGO_CONTROL + .algo_control = dummy_algo_control, +#endif +}; + static int dw210x_read_mac_address(struct dvb_usb_device *d, u8 mac[6]) { int i; @@ -505,6 +582,37 @@ static int dw210x_read_mac_address(struct dvb_usb_device *d, u8 mac[6]) return 0; }; +static int s630_read_mac_address(struct dvb_usb_device *d, u8 mac[6]) +{ + int i, ret; + u8 buf[3], eeprom[256], eepromline[16]; + + for (i = 0; i < 256; i++) { + buf[0] = 1; + buf[1] = 0xa0; + buf[2] = i; + ret = dw210x_op_rw(d->udev, 0x90, 0, 0, + buf, 3, DW210X_WRITE_MSG); + ret = dw210x_op_rw(d->udev, 0x91, 0, 0, + buf, 1, DW210X_READ_MSG); + if (ret < 0) { + err("read eeprom failed."); + return -1; + } else { + eepromline[i % 16] = buf[0]; + eeprom[i] = buf[0]; + } + + if ((i % 16) == 15) { + deb_xfer("%02x: ", i - 15); + debug_dump(eepromline, 16, deb_xfer); + } + } + + memcpy(mac, eeprom + 16, 6); + return 0; +}; + static int dw210x_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage) { static u8 command_13v[1] = {0x00}; @@ -550,6 +658,10 @@ static struct tda10023_config dw3101_tda10023_config = { .invert = 1, }; +static struct mt312_config zl313_config = { + .demod_address = 0x0e, +}; + static int dw2104_frontend_attach(struct dvb_usb_adapter *d) { if ((d->fe = dvb_attach(cx24116_attach, &dw2104_config, @@ -611,6 +723,18 @@ static int dw3101_frontend_attach(struct dvb_usb_adapter *d) return -EIO; } +static int s630_frontend_attach(struct dvb_usb_adapter *d) +{ + d->fe = dvb_attach(mt312_attach, &zl313_config, + &d->dev->i2c_adap); + if (d->fe != NULL) { + d->fe->ops.set_voltage = dw210x_set_voltage; + info("Attached zl10313!\n"); + return 0; + } + return -EIO; +} + static int dw2102_tuner_attach(struct dvb_usb_adapter *adap) { dvb_attach(dvb_pll_attach, adap->fe, 0x60, @@ -634,6 +758,14 @@ static int dw3101_tuner_attach(struct dvb_usb_adapter *adap) return 0; } +static int s630_zl10039_tuner_attach(struct dvb_usb_adapter *adap) +{ + dvb_attach(zl10039_attach, adap->fe, 0x60, + &adap->dev->i2c_adap); + + return 0; +} + static struct dvb_usb_rc_key dw210x_rc_keys[] = { { 0xf8, 0x0a, KEY_Q }, /*power*/ { 0xf8, 0x0c, KEY_M }, /*mute*/ @@ -778,7 +910,7 @@ static int dw2102_rc_query(struct dvb_usb_device *d, u32 *event, int *state) } *state = REMOTE_NO_KEY_PRESSED; - if (dw2102_i2c_transfer(&d->i2c_adap, &msg, 1) == 1) { + if (d->props.i2c_algo->master_xfer(&d->i2c_adap, &msg, 1) == 1) { for (i = 0; i < keymap_size ; i++) { if (keymap[i].data == msg.buf[0]) { *state = REMOTE_KEY_PRESSED; @@ -807,6 +939,7 @@ static struct usb_device_id dw2102_table[] = { {USB_DEVICE(0x9022, USB_PID_TEVII_S650)}, {USB_DEVICE(USB_VID_TERRATEC, USB_PID_CINERGY_S)}, {USB_DEVICE(USB_VID_CYPRESS, USB_PID_DW3101)}, + {USB_DEVICE(0x9022, USB_PID_TEVII_S630)}, { } }; @@ -821,6 +954,7 @@ static int dw2102_load_firmware(struct usb_device *dev, u8 reset16[] = {0, 0, 0, 0, 0, 0, 0}; const struct firmware *fw; const char *filename = "dvb-usb-dw2101.fw"; + switch (dev->descriptor.idProduct) { case 0x2101: ret = request_firmware(&fw, filename, &dev->dev); @@ -1068,6 +1202,48 @@ static struct dvb_usb_device_properties dw3101_properties = { } }; +static struct dvb_usb_device_properties s630_properties = { + .caps = DVB_USB_IS_AN_I2C_ADAPTER, + .usb_ctrl = DEVICE_SPECIFIC, + .firmware = "dvb-usb-s630.fw", + .no_reconnect = 1, + + .i2c_algo = &s630_i2c_algo, + .rc_key_map = tevii_rc_keys, + .rc_key_map_size = ARRAY_SIZE(tevii_rc_keys), + .rc_interval = 150, + .rc_query = dw2102_rc_query, + + .generic_bulk_ctrl_endpoint = 0x81, + .num_adapters = 1, + .download_firmware = dw2102_load_firmware, + .read_mac_address = s630_read_mac_address, + .adapter = { + { + .frontend_attach = s630_frontend_attach, + .streaming_ctrl = NULL, + .tuner_attach = s630_zl10039_tuner_attach, + .stream = { + .type = USB_BULK, + .count = 8, + .endpoint = 0x82, + .u = { + .bulk = { + .buffersize = 4096, + } + } + }, + } + }, + .num_device_descs = 1, + .devices = { + {"TeVii S630 USB", + {&dw2102_table[6], NULL}, + {NULL}, + }, + } +}; + static int dw2102_probe(struct usb_interface *intf, const struct usb_device_id *id) { @@ -1076,6 +1252,8 @@ static int dw2102_probe(struct usb_interface *intf, 0 == dvb_usb_device_init(intf, &dw2104_properties, THIS_MODULE, NULL, adapter_nr) || 0 == dvb_usb_device_init(intf, &dw3101_properties, + THIS_MODULE, NULL, adapter_nr) || + 0 == dvb_usb_device_init(intf, &s630_properties, THIS_MODULE, NULL, adapter_nr)) { return 0; } @@ -1109,6 +1287,6 @@ module_exit(dw2102_module_exit); MODULE_AUTHOR("Igor M. Liplianin (c) liplianin@me.by"); MODULE_DESCRIPTION("Driver for DVBWorld DVB-S 2101, 2102, DVB-S2 2104," " DVB-C 3101 USB2.0," - " TeVii S600, S650 USB2.0 devices"); + " TeVii S600, S630, S650 USB2.0 devices"); MODULE_VERSION("0.1"); MODULE_LICENSE("GPL"); diff --git a/linux/drivers/media/dvb/frontends/Kconfig b/linux/drivers/media/dvb/frontends/Kconfig index be967ac09..b794e860b 100644 --- a/linux/drivers/media/dvb/frontends/Kconfig +++ b/linux/drivers/media/dvb/frontends/Kconfig @@ -81,6 +81,13 @@ config DVB_ZL10036 help A DVB-S tuner module. Say Y when you want to support this frontend. +config DVB_ZL10039 + tristate "Zarlink ZL10039 silicon tuner" + depends on DVB_CORE && I2C + default m if DVB_FE_CUSTOMISE + help + A DVB-S tuner module. Say Y when you want to support this frontend. + config DVB_S5H1420 tristate "Samsung S5H1420 based" depends on DVB_CORE && I2C diff --git a/linux/drivers/media/dvb/frontends/Makefile b/linux/drivers/media/dvb/frontends/Makefile index 832473c1e..3b49d37ab 100644 --- a/linux/drivers/media/dvb/frontends/Makefile +++ b/linux/drivers/media/dvb/frontends/Makefile @@ -31,6 +31,7 @@ obj-$(CONFIG_DVB_SP887X) += sp887x.o obj-$(CONFIG_DVB_NXT6000) += nxt6000.o obj-$(CONFIG_DVB_MT352) += mt352.o obj-$(CONFIG_DVB_ZL10036) += zl10036.o +obj-$(CONFIG_DVB_ZL10039) += zl10039.o obj-$(CONFIG_DVB_ZL10353) += zl10353.o obj-$(CONFIG_DVB_CX22702) += cx22702.o obj-$(CONFIG_DVB_DRX397XD) += drx397xD.o diff --git a/linux/drivers/media/dvb/frontends/zl10039.c b/linux/drivers/media/dvb/frontends/zl10039.c new file mode 100644 index 000000000..11b29cb88 --- /dev/null +++ b/linux/drivers/media/dvb/frontends/zl10039.c @@ -0,0 +1,308 @@ +/* + * Driver for Zarlink ZL10039 DVB-S tuner + * + * Copyright 2007 Jan D. Louw <jd.louw@mweb.co.za> + * + * 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. + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/string.h> +#include <linux/slab.h> +#include <linux/dvb/frontend.h> + +#include "dvb_frontend.h" +#include "zl10039.h" + +static int debug; + +#define dprintk(args...) \ + do { \ + if (debug) \ + printk(KERN_DEBUG args); \ + } while (0) + +enum zl10039_model_id { + ID_ZL10039 = 1 +}; + +struct zl10039_state { + struct i2c_adapter *i2c; + u8 i2c_addr; + u8 id; +}; + +enum zl10039_reg_addr { + PLL0 = 0, + PLL1, + PLL2, + PLL3, + RFFE, + BASE0, + BASE1, + BASE2, + LO0, + LO1, + LO2, + LO3, + LO4, + LO5, + LO6, + GENERAL +}; + +static int zl10039_read(const struct zl10039_state *state, + const enum zl10039_reg_addr reg, u8 *buf, + const size_t count) +{ + u8 regbuf[] = { reg }; + struct i2c_msg msg[] = { + {/* Write register address */ + .addr = state->i2c_addr, + .flags = 0, + .buf = regbuf, + .len = 1, + }, {/* Read count bytes */ + .addr = state->i2c_addr, + .flags = I2C_M_RD, + .buf = buf, + .len = count, + }, + }; + + dprintk("%s\n", __func__); + + if (i2c_transfer(state->i2c, msg, 2) != 2) { + dprintk("%s: i2c read error\n", __func__); + return -EREMOTEIO; + } + + return 0; /* Success */ +} + +static int zl10039_write(struct zl10039_state *state, + const enum zl10039_reg_addr reg, const u8 *src, + const size_t count) +{ + u8 buf[count + 1]; + struct i2c_msg msg = { + .addr = state->i2c_addr, + .flags = 0, + .buf = buf, + .len = count + 1, + }; + + dprintk("%s\n", __func__); + /* Write register address and data in one go */ + buf[0] = reg; + memcpy(&buf[1], src, count); + if (i2c_transfer(state->i2c, &msg, 1) != 1) { + dprintk("%s: i2c write error\n", __func__); + return -EREMOTEIO; + } + + return 0; /* Success */ +} + +static inline int zl10039_readreg(struct zl10039_state *state, + const enum zl10039_reg_addr reg, u8 *val) +{ + return zl10039_read(state, reg, val, 1); +} + +static inline int zl10039_writereg(struct zl10039_state *state, + const enum zl10039_reg_addr reg, + const u8 val) +{ + return zl10039_write(state, reg, &val, 1); +} + +static int zl10039_init(struct dvb_frontend *fe) +{ + struct zl10039_state *state = fe->tuner_priv; + int ret; + + dprintk("%s\n", __func__); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + /* Reset logic */ + ret = zl10039_writereg(state, GENERAL, 0x40); + if (ret < 0) { + dprintk("Note: i2c write error normal when resetting the " + "tuner\n"); + } + /* Wake up */ + ret = zl10039_writereg(state, GENERAL, 0x01); + if (ret < 0) { + dprintk("Tuner power up failed\n"); + return ret; + } + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + + return 0; +} + +static int zl10039_sleep(struct dvb_frontend *fe) +{ + struct zl10039_state *state = fe->tuner_priv; + int ret; + + dprintk("%s\n", __func__); + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + ret = zl10039_writereg(state, GENERAL, 0x80); + if (ret < 0) { + dprintk("Tuner sleep failed\n"); + return ret; + } + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + + return 0; +} + +static int zl10039_set_params(struct dvb_frontend *fe, + struct dvb_frontend_parameters *params) +{ + struct zl10039_state *state = fe->tuner_priv; + u8 buf[6]; + u8 bf; + u32 fbw; + u32 div; + int ret; + + dprintk("%s\n", __func__); + dprintk("Set frequency = %d, symbol rate = %d\n", + params->frequency, params->u.qpsk.symbol_rate); + + /* Assumed 10.111 MHz crystal oscillator */ + /* Cancelled num/den 80 to prevent overflow */ + div = (params->frequency * 1000) / 126387; + fbw = (params->u.qpsk.symbol_rate * 27) / 32000; + /* Cancelled num/den 10 to prevent overflow */ + bf = ((fbw * 5088) / 1011100) - 1; + + /*PLL divider*/ + buf[0] = (div >> 8) & 0x7f; + buf[1] = (div >> 0) & 0xff; + /*Reference divider*/ + /* Select reference ratio of 80 */ + buf[2] = 0x1D; + /*PLL test modes*/ + buf[3] = 0x40; + /*RF Control register*/ + buf[4] = 0x6E; /* Bypass enable */ + /*Baseband filter cutoff */ + buf[5] = bf; + + /* Open i2c gate */ + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + /* BR = 10, Enable filter adjustment */ + ret = zl10039_writereg(state, BASE1, 0x0A); + if (ret < 0) + goto error; + /* Write new config values */ + ret = zl10039_write(state, PLL0, buf, sizeof(buf)); + if (ret < 0) + goto error; + /* BR = 10, Disable filter adjustment */ + ret = zl10039_writereg(state, BASE1, 0x6A); + if (ret < 0) + goto error; + + /* Close i2c gate */ + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + return 0; +error: + dprintk("Error setting tuner\n"); + return ret; +} + +static int zl10039_release(struct dvb_frontend *fe) +{ + struct zl10039_state *state = fe->tuner_priv; + + dprintk("%s\n", __func__); + kfree(state); + fe->tuner_priv = NULL; + return 0; +} + +static struct dvb_tuner_ops zl10039_ops = { + .release = zl10039_release, + .init = zl10039_init, + .sleep = zl10039_sleep, + .set_params = zl10039_set_params, +}; + +struct dvb_frontend *zl10039_attach(struct dvb_frontend *fe, + u8 i2c_addr, struct i2c_adapter *i2c) +{ + struct zl10039_state *state = NULL; + + dprintk("%s\n", __func__); + state = kmalloc(sizeof(struct zl10039_state), GFP_KERNEL); + if (state == NULL) + goto error; + + state->i2c = i2c; + state->i2c_addr = i2c_addr; + + /* Open i2c gate */ + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 1); + /* check if this is a valid tuner */ + if (zl10039_readreg(state, GENERAL, &state->id) < 0) { + /* Close i2c gate */ + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + goto error; + } + /* Close i2c gate */ + if (fe->ops.i2c_gate_ctrl) + fe->ops.i2c_gate_ctrl(fe, 0); + + state->id = state->id & 0x0f; + switch (state->id) { + case ID_ZL10039: + strcpy(fe->ops.tuner_ops.info.name, + "Zarlink ZL10039 DVB-S tuner"); + break; + default: + dprintk("Chip ID=%x does not match a known type\n", state->id); + break; + goto error; + } + + memcpy(&fe->ops.tuner_ops, &zl10039_ops, sizeof(struct dvb_tuner_ops)); + fe->tuner_priv = state; + dprintk("Tuner attached @ i2c address 0x%02x\n", i2c_addr); + return fe; +error: + kfree(state); + return NULL; +} +EXPORT_SYMBOL(zl10039_attach); + +module_param(debug, int, 0644); +MODULE_PARM_DESC(debug, "Turn on/off frontend debugging (default:off)."); +MODULE_DESCRIPTION("Zarlink ZL10039 DVB-S tuner driver"); +MODULE_AUTHOR("Jan D. Louw <jd.louw@mweb.co.za>"); +MODULE_LICENSE("GPL"); diff --git a/linux/drivers/media/dvb/frontends/zl10039.h b/linux/drivers/media/dvb/frontends/zl10039.h new file mode 100644 index 000000000..5eee7ea16 --- /dev/null +++ b/linux/drivers/media/dvb/frontends/zl10039.h @@ -0,0 +1,40 @@ +/* + Driver for Zarlink ZL10039 DVB-S tuner + + Copyright (C) 2007 Jan D. Louw <jd.louw@mweb.co.za> + + 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 ZL10039_H +#define ZL10039_H + +#if defined(CONFIG_DVB_ZL10039) || (defined(CONFIG_DVB_ZL10039_MODULE) \ + && defined(MODULE)) +struct dvb_frontend *zl10039_attach(struct dvb_frontend *fe, + u8 i2c_addr, + struct i2c_adapter *i2c); +#else +static inline struct dvb_frontend *zl10039_attach(struct dvb_frontend *fe, + u8 i2c_addr, + struct i2c_adapter *i2c) +{ + printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__); + return NULL; +} +#endif /* CONFIG_DVB_ZL10039 */ + +#endif /* ZL10039_H */ |