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include/linux/ssbi.h 726 Bytes
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  /* SPDX-License-Identifier: GPL-2.0-only */
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  /* Copyright (C) 2010 Google, Inc.
   * Copyright (c) 2011, Code Aurora Forum. All rights reserved.
   * Author: Dima Zavin <dima@android.com>
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   */
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  #ifndef _LINUX_SSBI_H
  #define _LINUX_SSBI_H
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  #include <linux/types.h>
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  int ssbi_write(struct device *dev, u16 addr, const u8 *buf, int len);
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  int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len);
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  static inline int
  ssbi_reg_read(void *context, unsigned int reg, unsigned int *val)
  {
  	int ret;
  	u8 v;
  
  	ret = ssbi_read(context, reg, &v, 1);
  	if (!ret)
  		*val = v;
  
  	return ret;
  }
  
  static inline int
  ssbi_reg_write(void *context, unsigned int reg, unsigned int val)
  {
  	u8 v = val;
  	return ssbi_write(context, reg, &v, 1);
  }
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  #endif