Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3) // Siano Mobile Silicon, Inc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4) // MDTV receiver kernel modules.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5) // Copyright (C) 2006-2009, Uri Shkolnik
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6) //
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7) // Copyright (c) 2010 - Mauro Carvalho Chehab
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8) //	- Ported the driver to use rc-core
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9) //	- IR raw event decoding is now done at rc-core
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) //	- Code almost re-written
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include "smscoreapi.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/input.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include "smsir.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include "sms-cards.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #define MODULE_NAME "smsmdtv"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) void sms_ir_event(struct smscore_device_t *coredev, const char *buf, int len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 	const s32 *samples = (const void *)buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) 	for (i = 0; i < len >> 2; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 		struct ir_raw_event ev = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 			.duration = abs(samples[i]),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 			.pulse = (samples[i] > 0) ? false : true
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 		};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 		ir_raw_event_store(coredev->ir.dev, &ev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	ir_raw_event_handle(coredev->ir.dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) int sms_ir_init(struct smscore_device_t *coredev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	int err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 	int board_id = smscore_get_board_id(coredev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 	struct rc_dev *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 	pr_debug("Allocating rc device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 	dev = rc_allocate_device(RC_DRIVER_IR_RAW);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 	if (!dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 		return -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 	coredev->ir.controller = 0;	/* Todo: vega/nova SPI number */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	coredev->ir.timeout = US_TO_NS(IR_DEFAULT_TIMEOUT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	pr_debug("IR port %d, timeout %d ms\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 			coredev->ir.controller, coredev->ir.timeout);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 	snprintf(coredev->ir.name, sizeof(coredev->ir.name),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 		 "SMS IR (%s)", sms_get_board(board_id)->name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 	strscpy(coredev->ir.phys, coredev->devpath, sizeof(coredev->ir.phys));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 	strlcat(coredev->ir.phys, "/ir0", sizeof(coredev->ir.phys));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 	dev->device_name = coredev->ir.name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 	dev->input_phys = coredev->ir.phys;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 	dev->dev.parent = coredev->device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #if 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 	/* TODO: properly initialize the parameters below */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 	dev->input_id.bustype = BUS_USB;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 	dev->input_id.version = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 	dev->input_id.vendor = le16_to_cpu(dev->udev->descriptor.idVendor);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 	dev->input_id.product = le16_to_cpu(dev->udev->descriptor.idProduct);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) 	dev->priv = coredev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) 	dev->allowed_protocols = RC_PROTO_BIT_ALL_IR_DECODER;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) 	dev->map_name = sms_get_board(board_id)->rc_codes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) 	dev->driver_name = MODULE_NAME;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) 	pr_debug("Input device (IR) %s is set for key events\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) 		 dev->device_name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) 	err = rc_register_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) 	if (err < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) 		pr_err("Failed to register device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) 		rc_free_device(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) 		return err;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) 	coredev->ir.dev = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) void sms_ir_exit(struct smscore_device_t *coredev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) 	rc_unregister_device(coredev->ir.dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) 	pr_debug("\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) }