3  *   imon.c:	input and display driver for SoundGraph iMON IR/VFD/LCD
10  *   0xffdc iMON devices, and for sending me one to hack on, without
35 #define MOD_DESC	"Driver for SoundGraph iMON MultiMedia IR/Display"
36 #define MOD_NAME	"imon"
98 	bool rf_device;			/* true if iMON 2.4G LT/DT RF device */
136 	u64 rc_proto;			/* iMON or MCE (RC6) IR protocol? */
222 /* imon receiver front panel/knob key table */
253 		/* 0xffdc iMON MCE VFD */
264 		/* iMON Knob values */
298 		/* 0xffdc iMON MCE VFD */
309 		/* iMON Knob values */
317 /* imon receiver front panel/knob key table for DH102*/
338 /* imon ultrabay front panel key table */
365  * USB Device ID for iMON USB Control Boards
378 	 * SoundGraph iMON PAD (IR & VFD)
379 	 * SoundGraph iMON PAD (IR & LCD)
380 	 * SoundGraph iMON Knob (IR only)
386 	 * Newer devices, all driven by the latest iMON Windows driver, full
390 	/* SoundGraph iMON OEM Touch LCD (IR & 7" VGA LCD) */
393 	/* SoundGraph iMON OEM Touch LCD (IR & 4.3" VGA LCD) */
396 	/* SoundGraph iMON OEM VFD (IR & VFD) */
402 	/* SoundGraph iMON OEM LCD (IR & LCD) */
405 	/* SoundGraph iMON UltraBay (IR & LCD) */
414 	/* SoundGraph iMON OEM Inside (IR only) */
429 	/* SoundGraph iMON MINI (IR only) */
478 MODULE_PARM_DESC(pad_stabilize, "Apply stabilization algorithm to iMON PAD presses in arrow key mod…
505 	dev_dbg(dev, "%s: iMON context freed\n", __func__);  in free_imon_context()
677  * Sends an associate packet to the iMON 2.4G.
695 		pr_err("no iMON device present\n");  in send_associate_24g()
705  * Sends packets to setup and show clock on iMON display
792  * These are the sysfs functions to handle the association on the iMON 2.4G LT.
809 …dev_info(d, "Visit https://www.lirc.org/html/imon-24g.html for instructions on how to associate yo…  in associate_remote_show()
834  * sysfs functions to control internal imon clock
851 				 "To set the clock on your iMON display:\n"  in imon_clock_show()
854 				 "\nNOTE: imon device must be closed\n" : "");  in imon_clock_show()
931  * Writes data to the VFD.  The iMON VFD is 2x16 characters
959 		pr_err_ratelimited("no iMON device present\n");  in vfd_write()
1014  * Writes data to the LCD.  The iMON OEM LCD screen expects 8-byte
1038 		pr_err_ratelimited("no iMON display present\n");  in lcd_write()
1106  * iMON IR receivers support two different signal sets -- those used by
1107  * the iMON remotes, and those used by the Windows MCE remotes (which is
1115  * the imon context lock is already held, but when initiated from userspace,
1136 		dev_dbg(dev, "Configuring IR receiver for iMON protocol\n");  in imon_ir_change_protocol()
1142 		dev_warn(dev, "Unsupported IR protocol specified, overriding to iMON IR protocol\n");  in imon_ir_change_protocol()
1322 	/* newer iMON device PAD or mouse button */  in imon_mouse_event()
1327 	/* 0xffdc iMON PAD or mouse button input */  in imon_mouse_event()
1396 	 * The imon directional pad functions more like a touchpad. Bytes 3 & 4  in imon_pad_to_keys()
1451 	 * Handle on-board decoded pad events for e.g. older VFD/iMON-Pad  in imon_pad_to_keys()
1587 	/* filter out junk data on the older 0xffdc imon devices */  in imon_incoming_packet()
1714 		dev_warn(dev, "imon %s: invalid incoming packet size (len = %d, intf%d)\n",  in imon_incoming_packet()
1719 	/* iMON 2.4G associate frame */  in imon_incoming_packet()
1724 	    buf[5] == 0xFF &&				/* iMON 2.4G */  in imon_incoming_packet()
1768 		dev_warn(ictx->dev, "imon %s: status(%d): ignored\n",  in usb_rx_callback_intf0()
1809 		dev_warn(ictx->dev, "imon %s: status(%d): ignored\n",  in usb_rx_callback_intf1()
1819  * The 0x15c2:0xffdc device ID was used for umpteen different imon
1834 	/* iMON Knob, no display, iMON IR + vol knob */  in imon_get_ffdc_type()
1836 		dev_info(ictx->dev, "0xffdc iMON Knob, iMON IR");  in imon_get_ffdc_type()
1839 	/* iMON 2.4G LT (usb stick), no display, iMON RF */  in imon_get_ffdc_type()
1841 		dev_info(ictx->dev, "0xffdc iMON 2.4G LT, iMON RF");  in imon_get_ffdc_type()
1845 	/* iMON VFD, no IR (does have vol knob tho) */  in imon_get_ffdc_type()
1847 		dev_info(ictx->dev, "0xffdc iMON VFD + knob, no IR");  in imon_get_ffdc_type()
1850 	/* iMON VFD, iMON IR */  in imon_get_ffdc_type()
1854 		dev_info(ictx->dev, "0xffdc iMON VFD, iMON IR");  in imon_get_ffdc_type()
1857 	/* iMON VFD, MCE IR */  in imon_get_ffdc_type()
1860 		dev_info(ictx->dev, "0xffdc iMON VFD, MCE IR");  in imon_get_ffdc_type()
1864 	/* iMON VFD, iMON or MCE IR */  in imon_get_ffdc_type()
1866 		dev_info(ictx->dev, "0xffdc iMON VFD, iMON or MCE IR");  in imon_get_ffdc_type()
1870 	/* iMON LCD, MCE IR */  in imon_get_ffdc_type()
1872 		dev_info(ictx->dev, "0xffdc iMON LCD, MCE IR");  in imon_get_ffdc_type()
1876 	/* no display, iMON IR */  in imon_get_ffdc_type()
1878 		dev_info(ictx->dev, "0xffdc iMON Inside, iMON IR");  in imon_get_ffdc_type()
1881 	/* Soundgraph iMON UltraBay */  in imon_get_ffdc_type()
1883 		dev_info(ictx->dev, "0xffdc iMON UltraBay, LCD + IR");  in imon_get_ffdc_type()
1890 		dev_info(ictx->dev, "Unknown 0xffdc device, defaulting to VFD and iMON IR");  in imon_get_ffdc_type()
1894 		 * RC6 one from userspace if IMON wasn't correct.  in imon_get_ffdc_type()
1970 		 "iMON Remote (%04x:%04x)", ictx->vendor, ictx->product);  in imon_init_rdev()
1981 	/* iMON PAD or MCE */  in imon_init_rdev()
2031 		 "iMON Panel, Knob and Mouse(%04x:%04x)",  in imon_init_idev()
2080 		 "iMON USB Touchscreen (%04x:%04x)",  in imon_init_touch()
2168 	 * newer iMON devices that use control urb instead of interrupt  in imon_find_endpoints()
2178 	 * Some iMON receivers have no display. Unfortunately, it seems  in imon_find_endpoints()
2188 	 * iMON Touch devices have a VGA touchscreen, but no "display", as  in imon_find_endpoints()
2193 		dev_dbg(ictx->dev, "%s: iMON Touch device found\n", __func__);  in imon_find_endpoints()
2379 	dev_dbg(ictx->dev, "Registering iMON display with sysfs\n");  in imon_init_display()
2418 	dev_dbg(dev, "%s: found iMON device (%04x:%04x, intf%d)\n",  in imon_probe()
2477 	dev_info(dev, "iMON device (%04x:%04x, intf%d) on usb<%d:%d> initialized\n",  in imon_probe()
2546 	dev_dbg(dev, "%s: iMON device (intf%d) disconnected\n",  in imon_disconnect()