Lines Matching refs:ir
14 * Initial port from lirc driver to ir-core drivery by Jarod, based
452 /* ir-core bits */
594 static void mceusb_dev_printdata(struct mceusb_dev *ir, u8 *buf, int buf_len,
600 struct device *dev = ir->dev;
617 if (ir->flags.microsoft_gen1 && !out && !offset) {
779 static void mceusb_defer_kevent(struct mceusb_dev *ir, int kevent)
781 set_bit(kevent, &ir->kevent_flags);
783 if (test_bit(EVENT_RST_PEND, &ir->kevent_flags)) {
784 dev_dbg(ir->dev, "kevent %d dropped pending USB Reset Device",
789 if (!schedule_work(&ir->kevent))
790 dev_dbg(ir->dev, "kevent %d already scheduled", kevent);
792 dev_dbg(ir->dev, "kevent %d scheduled", kevent);
809 static int mce_write(struct mceusb_dev *ir, u8 *data, int size)
813 struct device *dev = ir->dev;
819 mceusb_dev_printdata(ir, data, size, 0, size, true);
836 if (usb_endpoint_xfer_int(ir->usb_ep_out))
837 usb_fill_int_urb(urb, ir->usbdev, ir->pipe_out,
839 ir->usb_ep_out->bInterval);
841 usb_fill_bulk_urb(urb, ir->usbdev, ir->pipe_out,
878 dev_err(ir->dev, "Error: mce write urb status = %d (TX HALT)",
880 mceusb_defer_kevent(ir, EVENT_TX_HALT);
884 dev_err(ir->dev, "Error: mce write urb status = %d",
899 static void mce_command_out(struct mceusb_dev *ir, u8 *data, int size)
903 if (ir->need_reset) {
904 ir->need_reset = false;
905 mce_write(ir, DEVICE_RESUME, rsize);
909 mce_write(ir, data, size);
932 struct mceusb_dev *ir = dev->priv;
940 cmdbuf[2] = ir->tx_mask;
941 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
954 ret = mce_write(ir, irbuf, ircount);
985 ret = mce_write(ir, irbuf, ircount);
1002 ret = mce_write(ir, irbuf, ircount);
1012 struct mceusb_dev *ir = dev->priv;
1015 int emitters = ir->num_txports ? ir->num_txports : 2;
1020 if (ir->flags.tx_mask_normal)
1021 ir->tx_mask = mask;
1023 ir->tx_mask = (mask != MCE_DEFAULT_TX_MASK ?
1032 struct mceusb_dev *ir = dev->priv;
1039 if (ir->carrier != carrier) {
1042 ir->carrier = carrier;
1045 dev_dbg(ir->dev, "disabling carrier modulation");
1046 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
1053 ir->carrier = carrier;
1056 dev_dbg(ir->dev, "requesting %u HZ carrier",
1060 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
1075 struct mceusb_dev *ir = dev->priv;
1083 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
1086 mce_command_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT));
1098 struct mceusb_dev *ir = dev->priv;
1102 dev_dbg(ir->dev, "select %s-range receive sensor",
1105 ir->wideband_rx_enabled = true;
1108 ir->wideband_rx_enabled = false;
1111 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
1112 /* response from device sets ir->learning_active */
1124 struct mceusb_dev *ir = dev->priv;
1128 dev_dbg(ir->dev, "%s short-range receiver carrier reporting",
1131 ir->carrier_report_enabled = true;
1132 if (!ir->learning_active) {
1134 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
1137 ir->carrier_report_enabled = false;
1143 if (ir->learning_active && !ir->wideband_rx_enabled) {
1145 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
1163 static void mceusb_handle_command(struct mceusb_dev *ir, u8 *buf_in)
1178 ir->txports_cabled |= 1 << *hi;
1183 ir->emver = *hi;
1188 ir->need_reset = true;
1204 ir->rc->timeout = (*hi << 8 | *lo) * MCE_TIME_UNIT;
1207 ir->num_txports = *hi;
1208 ir->num_rxports = *lo;
1219 if (ir->carrier_report_enabled && ir->learning_active &&
1220 ir->pulse_tunit > 0) {
1226 cycles_fix = ir->flags.rx2 == 2 ? ir->pulse_count : 0;
1230 ir->pulse_tunit;
1231 dev_dbg(ir->dev, "RX carrier frequency %u Hz (pulse count = %u, cycles = %u, duration = %u, rx2 = %u)",
1232 rawir.carrier, ir->pulse_count, carrier_cycles,
1233 ir->pulse_tunit, ir->flags.rx2);
1234 ir_raw_event_store(ir->rc, &rawir);
1240 ir->tx_mask = *hi;
1243 ir->learning_active = ((*hi & 0x02) == 0x02);
1244 if (ir->rxports_active != *hi) {
1245 dev_info(ir->dev, "%s-range (0x%x) receiver active",
1246 ir->learning_active ? "short" : "long", *hi);
1247 ir->rxports_active = *hi;
1254 ir->need_reset = true;
1262 static void mceusb_process_ir_data(struct mceusb_dev *ir, int buf_len)
1269 if (ir->flags.microsoft_gen1)
1277 switch (ir->parser_state) {
1279 ir->rem = mceusb_cmd_datasize(ir->cmd, ir->buf_in[i]);
1280 mceusb_dev_printdata(ir, ir->buf_in, buf_len, i - 1,
1281 ir->rem + 2, false);
1282 if (i + ir->rem < buf_len)
1283 mceusb_handle_command(ir, &ir->buf_in[i - 1]);
1284 ir->parser_state = CMD_DATA;
1287 ir->rem--;
1288 rawir.pulse = ((ir->buf_in[i] & MCE_PULSE_BIT) != 0);
1289 rawir.duration = (ir->buf_in[i] & MCE_PULSE_MASK);
1291 dev_dbg(ir->dev, "nonsensical irdata %02x with duration 0",
1292 ir->buf_in[i]);
1296 ir->pulse_tunit += rawir.duration;
1297 ir->pulse_count++;
1301 dev_dbg(ir->dev, "Storing %s %u us (%02x)",
1303 rawir.duration, ir->buf_in[i]);
1305 if (ir_raw_event_store_with_filter(ir->rc, &rawir))
1309 ir->rem--;
1312 ir->cmd = ir->buf_in[i];
1313 if ((ir->cmd == MCE_CMD_PORT_IR) ||
1314 ((ir->cmd & MCE_PORT_MASK) !=
1320 ir->parser_state = SUBCMD;
1328 ir->rem = (ir->cmd & MCE_PACKET_LENGTH_MASK);
1329 mceusb_dev_printdata(ir, ir->buf_in, buf_len,
1330 i, ir->rem + 1, false);
1331 if (ir->rem) {
1332 ir->parser_state = PARSE_IRDATA;
1336 .duration = ir->rc->timeout
1339 if (ir_raw_event_store_with_filter(ir->rc,
1342 ir->pulse_tunit = 0;
1343 ir->pulse_count = 0;
1348 if (ir->parser_state != CMD_HEADER && !ir->rem)
1349 ir->parser_state = CMD_HEADER;
1356 if (ir->parser_state != PARSE_IRDATA || !ir->rem)
1357 ir->parser_state = CMD_HEADER;
1360 dev_dbg(ir->dev, "processed IR data");
1361 ir_raw_event_handle(ir->rc);
1367 struct mceusb_dev *ir;
1372 ir = urb->context;
1373 if (!ir) {
1381 mceusb_process_ir_data(ir, urb->actual_length);
1393 dev_err(ir->dev, "Error: urb status = %d (RX HALT)",
1395 mceusb_defer_kevent(ir, EVENT_RX_HALT);
1399 dev_err(ir->dev, "Error: urb status = %d", urb->status);
1406 static void mceusb_get_emulator_version(struct mceusb_dev *ir)
1409 ir->emver = 1;
1410 mce_command_out(ir, GET_EMVER, sizeof(GET_EMVER));
1413 static void mceusb_gen1_init(struct mceusb_dev *ir)
1416 struct device *dev = ir->dev;
1423 ret = usb_control_msg_recv(ir->usbdev, 0, USB_REQ_SET_ADDRESS,
1432 ret = usb_control_msg_send(ir->usbdev, 0,
1439 ret = usb_control_msg_send(ir->usbdev, 0,
1445 ret = usb_control_msg_send(ir->usbdev, 0,
1451 mce_command_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME));
1454 mce_command_out(ir, GET_REVISION, sizeof(GET_REVISION));
1457 static void mceusb_gen2_init(struct mceusb_dev *ir)
1460 mce_command_out(ir, DEVICE_RESUME, sizeof(DEVICE_RESUME));
1463 mce_command_out(ir, GET_WAKEVERSION, sizeof(GET_WAKEVERSION));
1466 mce_command_out(ir, GET_UNKNOWN2, sizeof(GET_UNKNOWN2));
1469 static void mceusb_get_parameters(struct mceusb_dev *ir)
1476 ir->num_txports = 2;
1477 ir->num_rxports = 2;
1480 mce_command_out(ir, GET_NUM_PORTS, sizeof(GET_NUM_PORTS));
1483 mce_command_out(ir, GET_CARRIER_FREQ, sizeof(GET_CARRIER_FREQ));
1485 if (ir->num_txports && !ir->flags.no_tx)
1487 mce_command_out(ir, GET_TX_BITMASK, sizeof(GET_TX_BITMASK));
1490 mce_command_out(ir, GET_RX_TIMEOUT, sizeof(GET_RX_TIMEOUT));
1493 mce_command_out(ir, GET_RX_SENSOR, sizeof(GET_RX_SENSOR));
1495 for (i = 0; i < ir->num_txports; i++) {
1497 mce_command_out(ir, cmdbuf, sizeof(cmdbuf));
1501 static void mceusb_flash_led(struct mceusb_dev *ir)
1503 if (ir->emver < 2)
1506 mce_command_out(ir, FLASH_LED, sizeof(FLASH_LED));
1512 * specified in ir->kevent bit field.
1518 struct mceusb_dev *ir =
1522 dev_err(ir->dev, "kevent handler called (flags 0x%lx)",
1523 ir->kevent_flags);
1525 if (test_bit(EVENT_RST_PEND, &ir->kevent_flags)) {
1526 dev_err(ir->dev, "kevent handler canceled pending USB Reset Device");
1530 if (test_bit(EVENT_RX_HALT, &ir->kevent_flags)) {
1531 usb_unlink_urb(ir->urb_in);
1532 status = usb_clear_halt(ir->usbdev, ir->pipe_in);
1533 dev_err(ir->dev, "rx clear halt status = %d", status);
1539 dev_err(ir->dev,
1541 usb_queue_reset_device(ir->usbintf);
1542 set_bit(EVENT_RST_PEND, &ir->kevent_flags);
1543 clear_bit(EVENT_RX_HALT, &ir->kevent_flags);
1546 clear_bit(EVENT_TX_HALT, &ir->kevent_flags);
1549 clear_bit(EVENT_RX_HALT, &ir->kevent_flags);
1550 status = usb_submit_urb(ir->urb_in, GFP_KERNEL);
1552 dev_err(ir->dev, "rx unhalt submit urb error = %d",
1557 if (test_bit(EVENT_TX_HALT, &ir->kevent_flags)) {
1558 status = usb_clear_halt(ir->usbdev, ir->pipe_out);
1559 dev_err(ir->dev, "tx clear halt status = %d", status);
1565 dev_err(ir->dev,
1567 usb_queue_reset_device(ir->usbintf);
1568 set_bit(EVENT_RST_PEND, &ir->kevent_flags);
1569 clear_bit(EVENT_TX_HALT, &ir->kevent_flags);
1572 clear_bit(EVENT_RX_HALT, &ir->kevent_flags);
1575 clear_bit(EVENT_TX_HALT, &ir->kevent_flags);
1579 static struct rc_dev *mceusb_init_rc_dev(struct mceusb_dev *ir)
1581 struct usb_device *udev = ir->usbdev;
1582 struct device *dev = ir->dev;
1592 usb_make_path(ir->usbdev, ir->phys, sizeof(ir->phys));
1594 rc->device_name = mceusb_model[ir->model].name ? :
1596 rc->input_phys = ir->phys;
1597 usb_to_input_id(ir->usbdev, &rc->input_id);
1599 rc->priv = ir;
1604 if (!mceusb_model[ir->model].broken_irtimeout) {
1614 if (!ir->flags.no_tx) {
1619 if (ir->flags.rx2 > 0) {
1635 if (mceusb_model[ir->model].rc_map)
1636 rc->map_name = mceusb_model[ir->model].rc_map;
1659 struct mceusb_dev *ir = NULL;
1718 ir = kzalloc(sizeof(struct mceusb_dev), GFP_KERNEL);
1719 if (!ir)
1722 ir->pipe_in = pipe;
1723 ir->buf_in = usb_alloc_coherent(dev, maxp, GFP_KERNEL, &ir->dma_in);
1724 if (!ir->buf_in)
1727 ir->urb_in = usb_alloc_urb(0, GFP_KERNEL);
1728 if (!ir->urb_in)
1731 ir->usbintf = intf;
1732 ir->usbdev = usb_get_dev(dev);
1733 ir->dev = &intf->dev;
1734 ir->len_in = maxp;
1735 ir->flags.microsoft_gen1 = is_microsoft_gen1;
1736 ir->flags.tx_mask_normal = tx_mask_normal;
1737 ir->flags.no_tx = mceusb_model[model].no_tx;
1738 ir->flags.rx2 = mceusb_model[model].rx2;
1739 ir->model = model;
1742 ir->usb_ep_out = ep_out;
1744 ir->pipe_out = usb_sndintpipe(ir->usbdev,
1747 ir->pipe_out = usb_sndbulkpipe(ir->usbdev,
1764 INIT_WORK(&ir->kevent, mceusb_deferred_kevent);
1766 ir->rc = mceusb_init_rc_dev(ir);
1767 if (!ir->rc)
1772 usb_fill_int_urb(ir->urb_in, dev, pipe, ir->buf_in, maxp,
1773 mceusb_dev_recv, ir, ep_in->bInterval);
1775 usb_fill_bulk_urb(ir->urb_in, dev, pipe, ir->buf_in, maxp,
1776 mceusb_dev_recv, ir);
1778 ir->urb_in->transfer_dma = ir->dma_in;
1779 ir->urb_in->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
1783 res = usb_submit_urb(ir->urb_in, GFP_KERNEL);
1788 mceusb_get_emulator_version(ir);
1791 if (ir->flags.microsoft_gen1)
1792 mceusb_gen1_init(ir);
1794 mceusb_gen2_init(ir);
1796 mceusb_get_parameters(ir);
1798 mceusb_flash_led(ir);
1800 if (!ir->flags.no_tx)
1801 mceusb_set_tx_mask(ir->rc, MCE_DEFAULT_TX_MASK);
1803 usb_set_intfdata(intf, ir);
1806 device_set_wakeup_capable(ir->dev, true);
1807 device_set_wakeup_enable(ir->dev, true);
1810 name, ir->emver);
1812 ir->num_txports, ir->txports_cabled,
1813 ir->num_rxports, ir->rxports_active);
1819 cancel_work_sync(&ir->kevent);
1820 usb_put_dev(ir->usbdev);
1821 usb_kill_urb(ir->urb_in);
1822 usb_free_urb(ir->urb_in);
1824 usb_free_coherent(dev, maxp, ir->buf_in, ir->dma_in);
1826 kfree(ir);
1837 struct mceusb_dev *ir = usb_get_intfdata(intf);
1843 if (!ir)
1846 ir->usbdev = NULL;
1847 cancel_work_sync(&ir->kevent);
1848 rc_unregister_device(ir->rc);
1849 usb_kill_urb(ir->urb_in);
1850 usb_free_urb(ir->urb_in);
1851 usb_free_coherent(dev, ir->len_in, ir->buf_in, ir->dma_in);
1854 kfree(ir);
1859 struct mceusb_dev *ir = usb_get_intfdata(intf);
1860 dev_info(ir->dev, "suspend");
1861 usb_kill_urb(ir->urb_in);
1867 struct mceusb_dev *ir = usb_get_intfdata(intf);
1868 dev_info(ir->dev, "resume");
1869 if (usb_submit_urb(ir->urb_in, GFP_ATOMIC))