72 lines
2.0 KiB
C
72 lines
2.0 KiB
C
/* Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef _FSM_RFIC_FTR_H_
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#define _FSM_RFIC_FTR_H_
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#include <linux/ioctl.h>
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/*
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* Device interface
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*/
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#define RFIC_FTR_DEVICE_NAME "rfic_ftr"
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/*
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* IOCTL interface
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*/
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/*
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Macro to associate the "bus" and "address" pair when accessing the RFIC.
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Using a 32 bit address, reserve the upper 8 bits for the bus value, and
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the lower 24 bits for the address.
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*/
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#define RFIC_FTR_ADDR(bus, addr) (((bus&0x03)<<24)|(addr&0xFFFFFF))
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#define RFIC_FTR_GET_ADDR(busAddr) (busAddr&0xFFFFFF)
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#define RFIC_FTR_GET_BUS(busAddr) ((busAddr>>24)&0x03)
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struct rfic_write_register_param {
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unsigned int rficAddr;
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unsigned int value;
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};
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struct rfic_write_register_mask_param {
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unsigned int rficAddr;
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unsigned int value;
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unsigned int mask;
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};
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struct rfic_grfc_param {
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unsigned int grfcId;
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unsigned int maskValue;
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unsigned int ctrlValue;
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};
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#define RFIC_IOCTL_MAGIC 'f'
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#define RFIC_IOCTL_READ_REGISTER \
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_IOC(_IOC_READ, RFIC_IOCTL_MAGIC, 0x01, \
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sizeof(unsigned int *))
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#define RFIC_IOCTL_WRITE_REGISTER \
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_IOC(_IOC_WRITE, RFIC_IOCTL_MAGIC, 0x02, \
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sizeof(struct rfic_write_register_param *))
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#define RFIC_IOCTL_WRITE_REGISTER_WITH_MASK \
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_IOC(_IOC_WRITE, RFIC_IOCTL_MAGIC, 0x03, \
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sizeof(struct rfic_write_register_mask_param *))
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#define RFIC_IOCTL_GET_GRFC \
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_IOC(_IOC_WRITE, RFIC_IOCTL_MAGIC, 0x10, \
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sizeof(struct rfic_grfc_param *))
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#define RFIC_IOCTL_SET_GRFC \
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_IOC(_IOC_WRITE, RFIC_IOCTL_MAGIC, 0x11, \
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sizeof(struct rfic_grfc_param *))
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#endif /* _FSM_RFIC_FTR_H_ */
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