39 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			39 lines
		
	
	
		
			1.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
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|  * Huawei HiNIC PCI Express Linux driver
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|  * Copyright(c) 2017 Huawei Technologies Co., Ltd
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|  *
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|  * This program is free software; you can redistribute it and/or modify it
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|  * under the terms and conditions of the GNU General Public License,
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|  * version 2, as published by the Free Software Foundation.
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|  *
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|  * This program is distributed in the hope it will be useful, but WITHOUT
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|  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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|  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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|  * for more details.
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|  *
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|  */
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| 
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| #ifndef HINIC_COMMON_H
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| #define HINIC_COMMON_H
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| 
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| #include <linux/types.h>
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| 
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| #define UPPER_8_BITS(data)      (((data) >> 8) & 0xFF)
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| #define LOWER_8_BITS(data)      ((data) & 0xFF)
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| 
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| struct hinic_sge {
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| 	u32             hi_addr;
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| 	u32             lo_addr;
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| 	u32             len;
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| };
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| 
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| void hinic_cpu_to_be32(void *data, int len);
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| 
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| void hinic_be32_to_cpu(void *data, int len);
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| 
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| void hinic_set_sge(struct hinic_sge *sge, dma_addr_t addr, int len);
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| 
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| dma_addr_t hinic_sge_to_dma(struct hinic_sge *sge);
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| 
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| #endif
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