^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * DVB USB Linux driver for AME DTV-5100 USB2.0 DVB-T
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2008 Antoine Jacquet <royale@zerezo.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * http://royale.zerezo.com/dtv5100/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Inspired by gl861.c and au6610.c drivers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include "dtv5100.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "zl10353.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include "qt1010.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) /* debug */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) static int dvb_usb_dtv5100_debug;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) module_param_named(debug, dvb_usb_dtv5100_debug, int, 0644);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) MODULE_PARM_DESC(debug, "set debugging level" DVB_USB_DEBUG_STATUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) struct dtv5100_state {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) unsigned char data[80];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) static int dtv5100_i2c_msg(struct dvb_usb_device *d, u8 addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) struct dtv5100_state *st = d->priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) unsigned int pipe;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) u8 request;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) u8 type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) u16 value;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) u16 index;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) switch (wlen) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) case 1:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) /* write { reg }, read { value } */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) pipe = usb_rcvctrlpipe(d->udev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) request = (addr == DTV5100_DEMOD_ADDR ? DTV5100_DEMOD_READ :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) DTV5100_TUNER_READ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) type = USB_TYPE_VENDOR | USB_DIR_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) value = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) case 2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) /* write { reg, value } */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) pipe = usb_sndctrlpipe(d->udev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) request = (addr == DTV5100_DEMOD_ADDR ? DTV5100_DEMOD_WRITE :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) DTV5100_TUNER_WRITE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) type = USB_TYPE_VENDOR | USB_DIR_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) value = wbuf[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) warn("wlen = %x, aborting.", wlen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) index = (addr << 8) + wbuf[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) memcpy(st->data, rbuf, rlen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) msleep(1); /* avoid I2C errors */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) return usb_control_msg(d->udev, pipe, request,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) type, value, index, st->data, rlen,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) DTV5100_USB_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) /* I2C */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) static int dtv5100_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) int num)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) struct dvb_usb_device *d = i2c_get_adapdata(adap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) if (num > 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) return -EAGAIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) for (i = 0; i < num; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) /* write/read request */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) if (i+1 < num && (msg[i+1].flags & I2C_M_RD)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) if (dtv5100_i2c_msg(d, msg[i].addr, msg[i].buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) msg[i].len, msg[i+1].buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) msg[i+1].len) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) } else if (dtv5100_i2c_msg(d, msg[i].addr, msg[i].buf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) msg[i].len, NULL, 0) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) mutex_unlock(&d->i2c_mutex);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) return i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) static u32 dtv5100_i2c_func(struct i2c_adapter *adapter)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) return I2C_FUNC_I2C;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) static struct i2c_algorithm dtv5100_i2c_algo = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) .master_xfer = dtv5100_i2c_xfer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) .functionality = dtv5100_i2c_func,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) /* Callbacks for DVB USB */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) static struct zl10353_config dtv5100_zl10353_config = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) .demod_address = DTV5100_DEMOD_ADDR,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) .no_tuner = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) .parallel_ts = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) static int dtv5100_frontend_attach(struct dvb_usb_adapter *adap)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) adap->fe_adap[0].fe = dvb_attach(zl10353_attach, &dtv5100_zl10353_config,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) &adap->dev->i2c_adap);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) if (adap->fe_adap[0].fe == NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) return -EIO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) /* disable i2c gate, or it won't work... is this safe? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) adap->fe_adap[0].fe->ops.i2c_gate_ctrl = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) static struct qt1010_config dtv5100_qt1010_config = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) .i2c_address = DTV5100_TUNER_ADDR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) static int dtv5100_tuner_attach(struct dvb_usb_adapter *adap)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) return dvb_attach(qt1010_attach,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) adap->fe_adap[0].fe, &adap->dev->i2c_adap,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) &dtv5100_qt1010_config) == NULL ? -ENODEV : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) /* DVB USB Driver stuff */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) static struct dvb_usb_device_properties dtv5100_properties;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) static int dtv5100_probe(struct usb_interface *intf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) const struct usb_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) int i, ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) struct usb_device *udev = interface_to_usbdev(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) /* initialize non qt1010/zl10353 part? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) for (i = 0; dtv5100_init[i].request; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) ret = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) dtv5100_init[i].request,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) USB_TYPE_VENDOR | USB_DIR_OUT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) dtv5100_init[i].value,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) dtv5100_init[i].index, NULL, 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) DTV5100_USB_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) ret = dvb_usb_device_init(intf, &dtv5100_properties,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) THIS_MODULE, NULL, adapter_nr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) static struct usb_device_id dtv5100_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) { USB_DEVICE(0x06be, 0xa232) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) { } /* Terminating entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) MODULE_DEVICE_TABLE(usb, dtv5100_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) static struct dvb_usb_device_properties dtv5100_properties = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) .caps = DVB_USB_IS_AN_I2C_ADAPTER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) .usb_ctrl = DEVICE_SPECIFIC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) .size_of_priv = sizeof(struct dtv5100_state),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) .num_adapters = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) .adapter = {{
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) .num_frontends = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) .fe = {{
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) .frontend_attach = dtv5100_frontend_attach,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) .tuner_attach = dtv5100_tuner_attach,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) .stream = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) .type = USB_BULK,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) .count = 8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) .endpoint = 0x82,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) .u = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) .bulk = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) .buffersize = 4096,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) }},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) } },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) .i2c_algo = &dtv5100_i2c_algo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) .num_device_descs = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) .devices = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) .name = "AME DTV-5100 USB2.0 DVB-T",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) .cold_ids = { NULL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) .warm_ids = { &dtv5100_table[0], NULL },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) static struct usb_driver dtv5100_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) .name = "dvb_usb_dtv5100",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) .probe = dtv5100_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) .disconnect = dvb_usb_device_exit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) .id_table = dtv5100_table,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) module_usb_driver(dtv5100_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) MODULE_AUTHOR(DRIVER_AUTHOR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) MODULE_DESCRIPTION(DRIVER_DESC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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