82 #define MCE_CMD_SETIRCFS	0x06	/* Set tx carrier, 4 bytes */
89 #define MCE_CMD_GETIRCFS	0x07	/* Get carrier */
105 #define MCE_RSP_EQIRCFS		0x06	/* tx carrier, 4 bytes */
111 #define MCE_RSP_EQIRRXCFCNT	0x15	/* rx carrier count, 4 bytes */
198 	 *     2, rx2 which under counts IR carrier cycles
494 	u32 carrier;  member
509 	/* receiver carrier frequency detection support */
603 	u32 carrier, period;  in mceusb_dev_printdata()  local
708 			carrier = (1000 * 1000) / period;  in mceusb_dev_printdata()
709 			dev_dbg(dev, "%s carrier of %u Hz (period %uus)",  in mceusb_dev_printdata()
710 				 inout, carrier, period);  in mceusb_dev_printdata()
713 			dev_dbg(dev, "Get carrier mode and freq");  in mceusb_dev_printdata()
741 				dev_dbg(dev, "RX carrier cycle count: %d",  in mceusb_dev_printdata()
1024 /* Sets the send carrier frequency and mode */
1025 static int mceusb_set_tx_carrier(struct rc_dev *dev, u32 carrier)  in mceusb_set_tx_carrier()  argument
1033 	/* Carrier has changed */  in mceusb_set_tx_carrier()
1034 	if (ir->carrier != carrier) {  in mceusb_set_tx_carrier()
1036 		if (carrier == 0) {  in mceusb_set_tx_carrier()
1037 			ir->carrier = carrier;  in mceusb_set_tx_carrier()
1040 			dev_dbg(ir->dev, "disabling carrier modulation");  in mceusb_set_tx_carrier()
1046 			divisor = (clk >> (2 * prescaler)) / carrier;  in mceusb_set_tx_carrier()
1048 				ir->carrier = carrier;  in mceusb_set_tx_carrier()
1051 				dev_dbg(ir->dev, "requesting %u HZ carrier",  in mceusb_set_tx_carrier()
1052 								carrier);  in mceusb_set_tx_carrier()
1054 				/* Transmit new carrier to mce device */  in mceusb_set_tx_carrier()
1113  * Enable/disable receiver carrier frequency pass through reporting.
1114  * Only the short-range receiver has carrier frequency measuring capability.
1115  * Implicitly select this receiver when enabling carrier frequency reporting.
1123 	dev_dbg(ir->dev, "%s short-range receiver carrier reporting",  in mceusb_set_rx_carrier_report()
1207 		 * The carrier cycle counter can overflow and wrap around  in mceusb_handle_command()
1218 			 * Adjust carrier cycle count by adding  in mceusb_handle_command()
1223 			rawir.carrier = (1000000u / MCE_TIME_UNIT) *  in mceusb_handle_command()
1226 …dev_dbg(ir->dev, "RX carrier frequency %u Hz (pulse count = %u, cycles = %u, duration = %u, rx2 = …  in mceusb_handle_command()
1227 				rawir.carrier, ir->pulse_count, carrier_cycles,  in mceusb_handle_command()
1483 	/* get the carrier and frequency */  in mceusb_get_parameters()