1 // SPDX-License-Identifier: GPL-2.0-only 2 /* DVB USB framework compliant Linux driver for the HanfTek UMT-010 USB2.0 3 * DVB-T receiver. 4 * 5 * Copyright (C) 2004-5 Patrick Boettcher (patrick.boettcher@posteo.de) 6 * 7 * see Documentation/driver-api/media/drivers/dvb-usb.rst for more information 8 */ 9 #include "dibusb.h" 10 11 #include "mt352.h" 12 13 DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr); 14 15 static int umt_mt352_demod_init(struct dvb_frontend *fe) 16 { 17 static u8 mt352_clock_config[] = { 0x89, 0xb8, 0x2d }; 18 static u8 mt352_reset[] = { 0x50, 0x80 }; 19 static u8 mt352_mclk_ratio[] = { 0x8b, 0x00 }; 20 static u8 mt352_adc_ctl_1_cfg[] = { 0x8E, 0x40 }; 21 static u8 mt352_agc_cfg[] = { 0x67, 0x10, 0xa0 }; 22 23 static u8 mt352_sec_agc_cfg1[] = { 0x6a, 0xff }; 24 static u8 mt352_sec_agc_cfg2[] = { 0x6d, 0xff }; 25 static u8 mt352_sec_agc_cfg3[] = { 0x70, 0x40 }; 26 static u8 mt352_sec_agc_cfg4[] = { 0x7b, 0x03 }; 27 static u8 mt352_sec_agc_cfg5[] = { 0x7d, 0x0f }; 28 29 static u8 mt352_acq_ctl[] = { 0x53, 0x50 }; 30 static u8 mt352_input_freq_1[] = { 0x56, 0x31, 0x06 }; 31 32 mt352_write(fe, mt352_clock_config, sizeof(mt352_clock_config)); 33 udelay(2000); 34 mt352_write(fe, mt352_reset, sizeof(mt352_reset)); 35 mt352_write(fe, mt352_mclk_ratio, sizeof(mt352_mclk_ratio)); 36 37 mt352_write(fe, mt352_adc_ctl_1_cfg, sizeof(mt352_adc_ctl_1_cfg)); 38 mt352_write(fe, mt352_agc_cfg, sizeof(mt352_agc_cfg)); 39 40 mt352_write(fe, mt352_sec_agc_cfg1, sizeof(mt352_sec_agc_cfg1)); 41 mt352_write(fe, mt352_sec_agc_cfg2, sizeof(mt352_sec_agc_cfg2)); 42 mt352_write(fe, mt352_sec_agc_cfg3, sizeof(mt352_sec_agc_cfg3)); 43 mt352_write(fe, mt352_sec_agc_cfg4, sizeof(mt352_sec_agc_cfg4)); 44 mt352_write(fe, mt352_sec_agc_cfg5, sizeof(mt352_sec_agc_cfg5)); 45 46 mt352_write(fe, mt352_acq_ctl, sizeof(mt352_acq_ctl)); 47 mt352_write(fe, mt352_input_freq_1, sizeof(mt352_input_freq_1)); 48 49 return 0; 50 } 51 52 static int umt_mt352_frontend_attach(struct dvb_usb_adapter *adap) 53 { 54 struct mt352_config umt_config; 55 56 memset(&umt_config,0,sizeof(struct mt352_config)); 57 umt_config.demod_init = umt_mt352_demod_init; 58 umt_config.demod_address = 0xf; 59 60 adap->fe_adap[0].fe = dvb_attach(mt352_attach, &umt_config, &adap->dev->i2c_adap); 61 62 return 0; 63 } 64 65 static int umt_tuner_attach (struct dvb_usb_adapter *adap) 66 { 67 dvb_attach(dvb_pll_attach, adap->fe_adap[0].fe, 0x61, NULL, DVB_PLL_TUA6034); 68 return 0; 69 } 70 71 /* USB Driver stuff */ 72 static struct dvb_usb_device_properties umt_properties; 73 74 static int umt_probe(struct usb_interface *intf, 75 const struct usb_device_id *id) 76 { 77 if (0 == dvb_usb_device_init(intf, &umt_properties, 78 THIS_MODULE, NULL, adapter_nr)) 79 return 0; 80 return -EINVAL; 81 } 82 83 /* do not change the order of the ID table */ 84 enum { 85 HANFTEK_UMT_010_COLD, 86 HANFTEK_UMT_010_WARM, 87 }; 88 89 static struct usb_device_id umt_table[] = { 90 DVB_USB_DEV(HANFTEK, HANFTEK_UMT_010_COLD), 91 DVB_USB_DEV(HANFTEK, HANFTEK_UMT_010_WARM), 92 { } 93 }; 94 95 MODULE_DEVICE_TABLE (usb, umt_table); 96 97 static struct dvb_usb_device_properties umt_properties = { 98 .caps = DVB_USB_IS_AN_I2C_ADAPTER, 99 100 .usb_ctrl = CYPRESS_FX2, 101 .firmware = "dvb-usb-umt-010-02.fw", 102 103 .num_adapters = 1, 104 .adapter = { 105 { 106 .num_frontends = 1, 107 .fe = {{ 108 .streaming_ctrl = dibusb2_0_streaming_ctrl, 109 .frontend_attach = umt_mt352_frontend_attach, 110 .tuner_attach = umt_tuner_attach, 111 112 /* parameter for the MPEG2-data transfer */ 113 .stream = { 114 .type = USB_BULK, 115 .count = MAX_NO_URBS_FOR_DATA_STREAM, 116 .endpoint = 0x06, 117 .u = { 118 .bulk = { 119 .buffersize = 512, 120 } 121 } 122 }, 123 }}, 124 .size_of_priv = sizeof(struct dibusb_state), 125 } 126 }, 127 .power_ctrl = dibusb_power_ctrl, 128 129 .i2c_algo = &dibusb_i2c_algo, 130 131 .generic_bulk_ctrl_endpoint = 0x01, 132 133 .num_device_descs = 1, 134 .devices = { 135 { "Hanftek UMT-010 DVB-T USB2.0", 136 { &umt_table[HANFTEK_UMT_010_COLD], NULL }, 137 { &umt_table[HANFTEK_UMT_010_WARM], NULL }, 138 }, 139 } 140 }; 141 142 static struct usb_driver umt_driver = { 143 .name = "dvb_usb_umt_010", 144 .probe = umt_probe, 145 .disconnect = dvb_usb_device_exit, 146 .id_table = umt_table, 147 }; 148 149 module_usb_driver(umt_driver); 150 151 MODULE_AUTHOR("Patrick Boettcher <patrick.boettcher@posteo.de>"); 152 MODULE_DESCRIPTION("Driver for HanfTek UMT 010 USB2.0 DVB-T device"); 153 MODULE_VERSION("1.0"); 154 MODULE_LICENSE("GPL"); 155