diff options
Diffstat (limited to 'drivers/media/dvb/ttusb-dec/ttusbdecfe.c')
| -rw-r--r-- | drivers/media/dvb/ttusb-dec/ttusbdecfe.c | 298 |
1 files changed, 0 insertions, 298 deletions
diff --git a/drivers/media/dvb/ttusb-dec/ttusbdecfe.c b/drivers/media/dvb/ttusb-dec/ttusbdecfe.c deleted file mode 100644 index 5c45c9d0712d..000000000000 --- a/drivers/media/dvb/ttusb-dec/ttusbdecfe.c +++ /dev/null @@ -1,298 +0,0 @@ -/* - * TTUSB DEC Frontend Driver - * - * Copyright (C) 2003-2004 Alex Woods <linux-dvb@giblets.org> - * - * 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 "dvb_frontend.h" -#include "ttusbdecfe.h" - - -#define LOF_HI 10600000 -#define LOF_LO 9750000 - -struct ttusbdecfe_state { - - /* configuration settings */ - const struct ttusbdecfe_config* config; - - struct dvb_frontend frontend; - - u8 hi_band; - u8 voltage; -}; - - -static int ttusbdecfe_dvbs_read_status(struct dvb_frontend *fe, - fe_status_t *status) -{ - *status = FE_HAS_SIGNAL | FE_HAS_VITERBI | - FE_HAS_SYNC | FE_HAS_CARRIER | FE_HAS_LOCK; - return 0; -} - - -static int ttusbdecfe_dvbt_read_status(struct dvb_frontend *fe, - fe_status_t *status) -{ - struct ttusbdecfe_state* state = fe->demodulator_priv; - u8 b[] = { 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00 }; - u8 result[4]; - int len, ret; - - *status=0; - - ret=state->config->send_command(fe, 0x73, sizeof(b), b, &len, result); - if(ret) - return ret; - - if(len != 4) { - printk(KERN_ERR "%s: unexpected reply\n", __func__); - return -EIO; - } - - switch(result[3]) { - case 1: /* not tuned yet */ - case 2: /* no signal/no lock*/ - break; - case 3: /* signal found and locked*/ - *status = FE_HAS_SIGNAL | FE_HAS_VITERBI | - FE_HAS_SYNC | FE_HAS_CARRIER | FE_HAS_LOCK; - break; - case 4: - *status = FE_TIMEDOUT; - break; - default: - pr_info("%s: returned unknown value: %d\n", - __func__, result[3]); - return -EIO; - } - - return 0; -} - -static int ttusbdecfe_dvbt_set_frontend(struct dvb_frontend *fe) -{ - struct dtv_frontend_properties *p = &fe->dtv_property_cache; - struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv; - u8 b[] = { 0x00, 0x00, 0x00, 0x03, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x01, - 0x00, 0x00, 0x00, 0xff, - 0x00, 0x00, 0x00, 0xff }; - - __be32 freq = htonl(p->frequency / 1000); - memcpy(&b[4], &freq, sizeof (u32)); - state->config->send_command(fe, 0x71, sizeof(b), b, NULL, NULL); - - return 0; -} - -static int ttusbdecfe_dvbt_get_tune_settings(struct dvb_frontend* fe, - struct dvb_frontend_tune_settings* fesettings) -{ - fesettings->min_delay_ms = 1500; - /* Drift compensation makes no sense for DVB-T */ - fesettings->step_size = 0; - fesettings->max_drift = 0; - return 0; -} - -static int ttusbdecfe_dvbs_set_frontend(struct dvb_frontend *fe) -{ - struct dtv_frontend_properties *p = &fe->dtv_property_cache; - struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv; - - u8 b[] = { 0x00, 0x00, 0x00, 0x01, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x01, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00 }; - __be32 freq; - __be32 sym_rate; - __be32 band; - __be32 lnb_voltage; - - freq = htonl(p->frequency + - (state->hi_band ? LOF_HI : LOF_LO)); - memcpy(&b[4], &freq, sizeof(u32)); - sym_rate = htonl(p->symbol_rate); - memcpy(&b[12], &sym_rate, sizeof(u32)); - band = htonl(state->hi_band ? LOF_HI : LOF_LO); - memcpy(&b[24], &band, sizeof(u32)); - lnb_voltage = htonl(state->voltage); - memcpy(&b[28], &lnb_voltage, sizeof(u32)); - - state->config->send_command(fe, 0x71, sizeof(b), b, NULL, NULL); - - return 0; -} - -static int ttusbdecfe_dvbs_diseqc_send_master_cmd(struct dvb_frontend* fe, struct dvb_diseqc_master_cmd *cmd) -{ - struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv; - u8 b[] = { 0x00, 0xff, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00 }; - - memcpy(&b[4], cmd->msg, cmd->msg_len); - - state->config->send_command(fe, 0x72, - sizeof(b) - (6 - cmd->msg_len), b, - NULL, NULL); - - return 0; -} - - -static int ttusbdecfe_dvbs_set_tone(struct dvb_frontend* fe, fe_sec_tone_mode_t tone) -{ - struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv; - - state->hi_band = (SEC_TONE_ON == tone); - - return 0; -} - - -static int ttusbdecfe_dvbs_set_voltage(struct dvb_frontend* fe, fe_sec_voltage_t voltage) -{ - struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv; - - switch (voltage) { - case SEC_VOLTAGE_13: - state->voltage = 13; - break; - case SEC_VOLTAGE_18: - state->voltage = 18; - break; - default: - return -EINVAL; - } - - return 0; -} - -static void ttusbdecfe_release(struct dvb_frontend* fe) -{ - struct ttusbdecfe_state* state = (struct ttusbdecfe_state*) fe->demodulator_priv; - kfree(state); -} - -static struct dvb_frontend_ops ttusbdecfe_dvbt_ops; - -struct dvb_frontend* ttusbdecfe_dvbt_attach(const struct ttusbdecfe_config* config) -{ - struct ttusbdecfe_state* state = NULL; - - /* allocate memory for the internal state */ - state = kmalloc(sizeof(struct ttusbdecfe_state), GFP_KERNEL); - if (state == NULL) - return NULL; - - /* setup the state */ - state->config = config; - - /* create dvb_frontend */ - memcpy(&state->frontend.ops, &ttusbdecfe_dvbt_ops, sizeof(struct dvb_frontend_ops)); - state->frontend.demodulator_priv = state; - return &state->frontend; -} - -static struct dvb_frontend_ops ttusbdecfe_dvbs_ops; - -struct dvb_frontend* ttusbdecfe_dvbs_attach(const struct ttusbdecfe_config* config) -{ - struct ttusbdecfe_state* state = NULL; - - /* allocate memory for the internal state */ - state = kmalloc(sizeof(struct ttusbdecfe_state), GFP_KERNEL); - if (state == NULL) - return NULL; - - /* setup the state */ - state->config = config; - state->voltage = 0; - state->hi_band = 0; - - /* create dvb_frontend */ - memcpy(&state->frontend.ops, &ttusbdecfe_dvbs_ops, sizeof(struct dvb_frontend_ops)); - state->frontend.demodulator_priv = state; - return &state->frontend; -} - -static struct dvb_frontend_ops ttusbdecfe_dvbt_ops = { - .delsys = { SYS_DVBT }, - .info = { - .name = "TechnoTrend/Hauppauge DEC2000-t Frontend", - .frequency_min = 51000000, - .frequency_max = 858000000, - .frequency_stepsize = 62500, - .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | - FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | - FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO | - FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO | - FE_CAN_HIERARCHY_AUTO, - }, - - .release = ttusbdecfe_release, - - .set_frontend = ttusbdecfe_dvbt_set_frontend, - - .get_tune_settings = ttusbdecfe_dvbt_get_tune_settings, - - .read_status = ttusbdecfe_dvbt_read_status, -}; - -static struct dvb_frontend_ops ttusbdecfe_dvbs_ops = { - .delsys = { SYS_DVBS }, - .info = { - .name = "TechnoTrend/Hauppauge DEC3000-s Frontend", - .frequency_min = 950000, - .frequency_max = 2150000, - .frequency_stepsize = 125, - .symbol_rate_min = 1000000, /* guessed */ - .symbol_rate_max = 45000000, /* guessed */ - .caps = FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | - FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | - FE_CAN_QPSK - }, - - .release = ttusbdecfe_release, - - .set_frontend = ttusbdecfe_dvbs_set_frontend, - - .read_status = ttusbdecfe_dvbs_read_status, - - .diseqc_send_master_cmd = ttusbdecfe_dvbs_diseqc_send_master_cmd, - .set_voltage = ttusbdecfe_dvbs_set_voltage, - .set_tone = ttusbdecfe_dvbs_set_tone, -}; - -MODULE_DESCRIPTION("TTUSB DEC DVB-T/S Demodulator driver"); -MODULE_AUTHOR("Alex Woods/Andrew de Quincey"); -MODULE_LICENSE("GPL"); - -EXPORT_SYMBOL(ttusbdecfe_dvbt_attach); -EXPORT_SYMBOL(ttusbdecfe_dvbs_attach); |
