^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) * IgorPlug-USB IR Receiver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Copyright (C) 2014 Sean Young <sean@mess.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Supports the standard homebrew IgorPlugUSB receiver with Igor's firmware.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * See http://www.cesko.host.sk/IgorPlugUSB/IgorPlug-USB%20(AVR)_eng.htm
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * Based on the lirc_igorplugusb.c driver:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * Copyright (C) 2004 Jan M. Hochstein
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * <hochstein@algo.informatik.tu-darmstadt.de>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/usb.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include <linux/usb/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <media/rc-core.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define DRIVER_DESC "IgorPlug-USB IR Receiver"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define DRIVER_NAME "igorplugusb"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #define HEADERLEN 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #define BUFLEN 36
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #define MAX_PACKET (HEADERLEN + BUFLEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #define SET_INFRABUFFER_EMPTY 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define GET_INFRACODE 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) struct igorplugusb {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) struct rc_dev *rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) struct device *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) struct urb *urb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) struct usb_ctrlrequest request;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) struct timer_list timer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) uint8_t buf_in[MAX_PACKET];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) char phys[64];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) static void igorplugusb_cmd(struct igorplugusb *ir, int cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) static void igorplugusb_irdata(struct igorplugusb *ir, unsigned len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) struct ir_raw_event rawir = {};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) unsigned i, start, overflow;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) dev_dbg(ir->dev, "irdata: %*ph (len=%u)", len, ir->buf_in, len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) * If more than 36 pulses and spaces follow each other, the igorplugusb
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) * overwrites its buffer from the beginning. The overflow value is the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) * last offset which was not overwritten. Everything from this offset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) * onwards occurred before everything until this offset.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) overflow = ir->buf_in[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) i = start = overflow + HEADERLEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) if (start >= len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) dev_err(ir->dev, "receive overflow invalid: %u", overflow);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) if (overflow > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) dev_warn(ir->dev, "receive overflow, at least %u lost",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) overflow);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) ir_raw_event_reset(ir->rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) rawir.duration = ir->buf_in[i] * 85;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) rawir.pulse = i & 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) ir_raw_event_store_with_filter(ir->rc, &rawir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) if (++i == len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) i = HEADERLEN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) } while (i != start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) /* add a trailing space */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) rawir.duration = ir->rc->timeout;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) rawir.pulse = false;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) ir_raw_event_store_with_filter(ir->rc, &rawir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) ir_raw_event_handle(ir->rc);
^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) igorplugusb_cmd(ir, SET_INFRABUFFER_EMPTY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) static void igorplugusb_callback(struct urb *urb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) struct usb_ctrlrequest *req;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) struct igorplugusb *ir = urb->context;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) req = (struct usb_ctrlrequest *)urb->setup_packet;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) switch (urb->status) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) case 0:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) if (req->bRequest == GET_INFRACODE &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) urb->actual_length > HEADERLEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) igorplugusb_irdata(ir, urb->actual_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) else /* request IR */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) mod_timer(&ir->timer, jiffies + msecs_to_jiffies(50));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) case -EPROTO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) case -ECONNRESET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) case -ENOENT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) case -ESHUTDOWN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) usb_unlink_urb(urb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) dev_warn(ir->dev, "Error: urb status = %d\n", urb->status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) igorplugusb_cmd(ir, SET_INFRABUFFER_EMPTY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) static void igorplugusb_cmd(struct igorplugusb *ir, int cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) ir->request.bRequest = cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) ir->urb->transfer_flags = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) ret = usb_submit_urb(ir->urb, GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) dev_err(ir->dev, "submit urb failed: %d", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) static void igorplugusb_timer(struct timer_list *t)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) struct igorplugusb *ir = from_timer(ir, t, timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) igorplugusb_cmd(ir, GET_INFRACODE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) static int igorplugusb_probe(struct usb_interface *intf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) const struct usb_device_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) struct usb_device *udev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) struct usb_host_interface *idesc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) struct usb_endpoint_descriptor *ep;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) struct igorplugusb *ir;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) struct rc_dev *rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) int ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) udev = interface_to_usbdev(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) idesc = intf->cur_altsetting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) if (idesc->desc.bNumEndpoints != 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) dev_err(&intf->dev, "incorrect number of endpoints");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) ep = &idesc->endpoint[0].desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) if (!usb_endpoint_dir_in(ep) || !usb_endpoint_xfer_control(ep)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) dev_err(&intf->dev, "endpoint incorrect");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) ir = devm_kzalloc(&intf->dev, sizeof(*ir), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) if (!ir)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) ir->dev = &intf->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) timer_setup(&ir->timer, igorplugusb_timer, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) ir->request.bRequest = GET_INFRACODE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) ir->request.bRequestType = USB_TYPE_VENDOR | USB_DIR_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) ir->request.wLength = cpu_to_le16(sizeof(ir->buf_in));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) ir->urb = usb_alloc_urb(0, GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) if (!ir->urb)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) usb_fill_control_urb(ir->urb, udev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) usb_rcvctrlpipe(udev, 0), (uint8_t *)&ir->request,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) ir->buf_in, sizeof(ir->buf_in), igorplugusb_callback, ir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) usb_make_path(udev, ir->phys, sizeof(ir->phys));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) rc = rc_allocate_device(RC_DRIVER_IR_RAW);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) if (!rc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) rc->device_name = DRIVER_DESC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) rc->input_phys = ir->phys;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) usb_to_input_id(udev, &rc->input_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) rc->dev.parent = &intf->dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) * This device can only store 36 pulses + spaces, which is not enough
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) * for the NEC protocol and many others.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) rc->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER &
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) ~(RC_PROTO_BIT_NEC | RC_PROTO_BIT_NECX | RC_PROTO_BIT_NEC32 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) RC_PROTO_BIT_RC6_6A_20 | RC_PROTO_BIT_RC6_6A_24 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) RC_PROTO_BIT_RC6_6A_32 | RC_PROTO_BIT_RC6_MCE |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) RC_PROTO_BIT_SONY20 | RC_PROTO_BIT_SANYO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) rc->priv = ir;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) rc->driver_name = DRIVER_NAME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) rc->map_name = RC_MAP_HAUPPAUGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) rc->timeout = MS_TO_US(100);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) rc->rx_resolution = 85;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) ir->rc = rc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) ret = rc_register_device(rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) if (ret) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) dev_err(&intf->dev, "failed to register rc device: %d", ret);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) goto fail;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) usb_set_intfdata(intf, ir);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) igorplugusb_cmd(ir, SET_INFRABUFFER_EMPTY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) fail:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) rc_free_device(ir->rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) usb_free_urb(ir->urb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) del_timer(&ir->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) static void igorplugusb_disconnect(struct usb_interface *intf)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) struct igorplugusb *ir = usb_get_intfdata(intf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) rc_unregister_device(ir->rc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) del_timer_sync(&ir->timer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) usb_set_intfdata(intf, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) usb_kill_urb(ir->urb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) usb_free_urb(ir->urb);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) static const struct usb_device_id igorplugusb_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) /* Igor Plug USB (Atmel's Manufact. ID) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) { USB_DEVICE(0x03eb, 0x0002) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) /* Fit PC2 Infrared Adapter */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) { USB_DEVICE(0x03eb, 0x21fe) },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) /* Terminating entry */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) { }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) static struct usb_driver igorplugusb_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) .name = DRIVER_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) .probe = igorplugusb_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) .disconnect = igorplugusb_disconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) .id_table = igorplugusb_table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) module_usb_driver(igorplugusb_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) MODULE_DESCRIPTION(DRIVER_DESC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) MODULE_AUTHOR("Sean Young <sean@mess.org>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) MODULE_DEVICE_TABLE(usb, igorplugusb_table);
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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