From 78c6e73f5a27f01e45e86a4e3d13863c9cce6374 Mon Sep 17 00:00:00 2001 From: Patrick Boettcher Date: Thu, 7 Jul 2005 17:58:13 -0700 Subject: [PATCH] dvb: usb: digitv-usb fixes Some more work on the digitv-usb driver: o MT352 initialization and PLL-programming o I2c-transfer fixed. Signed-off-by: Patrick Boettcher Signed-off-by: Johannes Stezenbach Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/media/dvb/dvb-usb/digitv.c | 69 +++++++++++++------------------------- 1 file changed, 24 insertions(+), 45 deletions(-) (limited to 'drivers/media') diff --git a/drivers/media/dvb/dvb-usb/digitv.c b/drivers/media/dvb/dvb-usb/digitv.c index 5acf3fde9522..f272d34f7725 100644 --- a/drivers/media/dvb/dvb-usb/digitv.c +++ b/drivers/media/dvb/dvb-usb/digitv.c @@ -1,10 +1,9 @@ /* DVB USB compliant linux driver for Nebula Electronics uDigiTV DVB-T USB2.0 * receiver * - * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@desy.de) and - * Allan Third (allan.third@cs.man.ac.uk) + * Copyright (C) 2005 Patrick Boettcher (patrick.boettcher@desy.de) * - * partly based on the SDK published by Nebula Electronics (TODO do we want this line ?) + * partly based on the SDK published by Nebula Electronics * * 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 @@ -95,41 +94,20 @@ static int digitv_identify_state (struct usb_device *udev, struct static int digitv_mt352_demod_init(struct dvb_frontend *fe) { - static u8 mt352_clock_config[] = { 0x89, 0x38, 0x2d }; - static u8 mt352_reset[] = { 0x50, 0x80 }; - static u8 mt352_mclk_ratio[] = { 0x8b, 0x00 }; - - static u8 mt352_agc_cfg[] = { 0x68, 0xa0 }; - static u8 mt352_adc_ctl_1_cfg[] = { 0x8E, 0xa0 }; - static u8 mt352_acq_ctl[] = { 0x53, 0x50 }; - static u8 mt352_agc_target[] = { 0x67, 0x20 }; - - static u8 mt352_rs_err_per[] = { 0x7c, 0x00, 0x01 }; - static u8 mt352_snr_select[] = { 0x79, 0x00, 0x20 }; - - static u8 mt352_input_freq_1[] = { 0x56, 0x31, 0x05 }; + static u8 reset_buf[] = { 0x89, 0x38, 0x8a, 0x2d, 0x50, 0x80 }; + static u8 init_buf[] = { 0x68, 0xa0, 0x8e, 0x40, 0x53, 0x50, + 0x67, 0x20, 0x7d, 0x01, 0x7c, 0x00, 0x7a, 0x00, + 0x79, 0x20, 0x57, 0x05, 0x56, 0x31, 0x88, 0x0f, + 0x75, 0x32 }; + int i; - static u8 mt352_scan_ctl[] = { 0x88, 0x0f }; - static u8 mt352_capt_range[] = { 0x75, 0x32 }; + for (i = 0; i < ARRAY_SIZE(reset_buf); i += 2) + mt352_write(fe, &reset_buf[i], 2); - mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config)); - mt352_write(fe, mt352_reset, sizeof(mt352_reset)); msleep(1); - mt352_write(fe, mt352_mclk_ratio, sizeof(mt352_mclk_ratio)); - - mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg)); - mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg)); - mt352_write(fe, mt352_acq_ctl, sizeof(mt352_acq_ctl)); - mt352_write(fe, mt352_agc_target, sizeof(mt352_agc_target)); - - - mt352_write(fe, mt352_rs_err_per, sizeof(mt352_rs_err_per)); - mt352_write(fe, mt352_snr_select, sizeof(mt352_snr_select)); - mt352_write(fe, mt352_input_freq_1, sizeof(mt352_input_freq_1)); - - mt352_write(fe, mt352_scan_ctl, sizeof(mt352_scan_ctl)); - mt352_write(fe, mt352_capt_range, sizeof(mt352_capt_range)); + for (i = 0; i < ARRAY_SIZE(init_buf); i += 2) + mt352_write(fe, &init_buf[i], 2); return 0; } @@ -137,7 +115,7 @@ static int digitv_mt352_demod_init(struct dvb_frontend *fe) static struct mt352_config digitv_mt352_config = { .demod_address = 0x0, /* ignored by the digitv anyway */ .demod_init = digitv_mt352_demod_init, - .pll_set = NULL, /* TODO */ + .pll_set = dvb_usb_pll_set, }; static struct nxt6000_config digitv_nxt6000_config = { @@ -150,9 +128,9 @@ static struct nxt6000_config digitv_nxt6000_config = { static int digitv_frontend_attach(struct dvb_usb_device *d) { - if ((d->fe = mt352_attach(&digitv_mt352_config, &d->i2c_adap)) == NULL) + if ((d->fe = mt352_attach(&digitv_mt352_config, &d->i2c_adap)) != NULL) return 0; - if ((d->fe = nxt6000_attach(&digitv_nxt6000_config, &d->i2c_adap)) == NULL) { + if ((d->fe = nxt6000_attach(&digitv_nxt6000_config, &d->i2c_adap)) != NULL) { warn("nxt6000 support is not done yet, in fact you are one of the first " "person who wants to use this device in Linux. Please report to " @@ -163,6 +141,13 @@ static int digitv_frontend_attach(struct dvb_usb_device *d) return -EIO; } +static int digitv_tuner_attach(struct dvb_usb_device *d) +{ + d->pll_addr = 0x60; + d->pll_desc = &dvb_pll_tded4; + return 0; +} + static struct dvb_usb_rc_key digitv_rc_keys[] = { { 0x00, 0x16, KEY_POWER }, /* dummy key */ }; @@ -184,7 +169,6 @@ int digitv_rc_query(struct dvb_usb_device *d, u32 *event, int *state) return 0; } - /* DVB USB Driver stuff */ static struct dvb_usb_properties digitv_properties; @@ -208,13 +192,8 @@ static struct dvb_usb_properties digitv_properties = { .size_of_priv = 0, - .streaming_ctrl = NULL, - .pid_filter = NULL, - .pid_filter_ctrl = NULL, - .power_ctrl = NULL, .frontend_attach = digitv_frontend_attach, - .tuner_attach = NULL, // digitv_tuner_attach, - .read_mac_address = NULL, + .tuner_attach = digitv_tuner_attach, .rc_interval = 1000, .rc_key_map = digitv_rc_keys, @@ -238,7 +217,7 @@ static struct dvb_usb_properties digitv_properties = { } }, - .num_device_descs = 2, + .num_device_descs = 1, .devices = { { "Nebula Electronics uDigiTV DVB-T USB2.0)", { &digitv_table[0], NULL }, -- cgit v1.2.2