dma-debug: add header file and core data structures (f2f45e5f) · Commits · EulixOS / Software / Kernel

include/linux/dma-debug.h

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		/*
		* Copyright (C) 2008 Advanced Micro Devices, Inc.
		*
		* Author: Joerg Roedel <joerg.roedel@amd.com>
		*
		* This program is free software; you can redistribute it and/or modify it
		* under the terms of the GNU General Public License version 2 as published
		* by the Free Software Foundation.
		*
		* This program is distributed in the hope that it will be useful,
		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		* GNU General Public License for more details.
		*
		* You should have received a copy of the GNU General Public License
		* along with this program; if not, write to the Free Software
		* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		*/

		#ifndef __DMA_DEBUG_H
		#define __DMA_DEBUG_H

		struct device;

		#endif /* __DMA_DEBUG_H */

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		@@ -84,6 +84,8 @@ obj-$(CONFIG_HAVE_ARCH_TRACEHOOK) += syscall.o

		obj-$(CONFIG_DYNAMIC_PRINTK_DEBUG) += dynamic_printk.o

		obj-$(CONFIG_DMA_API_DEBUG) += dma-debug.o

		hostprogs-y := gen_crc32table
		clean-files := crc32table.h

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		/*
		* Copyright (C) 2008 Advanced Micro Devices, Inc.
		*
		* Author: Joerg Roedel <joerg.roedel@amd.com>
		*
		* This program is free software; you can redistribute it and/or modify it
		* under the terms of the GNU General Public License version 2 as published
		* by the Free Software Foundation.
		*
		* This program is distributed in the hope that it will be useful,
		* but WITHOUT ANY WARRANTY; without even the implied warranty of
		* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		* GNU General Public License for more details.
		*
		* You should have received a copy of the GNU General Public License
		* along with this program; if not, write to the Free Software
		* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
		*/

		#include <linux/dma-debug.h>
		#include <linux/types.h>
		#include <linux/list.h>

		enum {
		dma_debug_single,
		dma_debug_page,
		dma_debug_sg,
		dma_debug_coherent,
		};

		struct dma_debug_entry {
		struct list_head list;
		struct device *dev;
		int type;
		phys_addr_t paddr;
		u64 dev_addr;
		u64 size;
		int direction;
		int sg_call_ents;
		int sg_mapped_ents;
		};