change system file

hc

2024-10-09 244b2c5ca8b14627e4a17755e5922221e121c771

 kernel/drivers/dma/at_hdmac_regs.h
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@@ -1,12 +1,8 @@
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+/* SPDX-License-Identifier: GPL-2.0-or-later */
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 /*
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  * Header file for the Atmel AHB DMA Controller driver
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  *
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  * Copyright (C) 2008 Atmel Corporation
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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 as published by
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- * the Free Software Foundation; either version 2 of the License, or
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- * (at your option) any later version.
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  */
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 #ifndef AT_HDMAC_REGS_H
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 #define	AT_HDMAC_REGS_H
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@@ -168,13 +164,13 @@
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 /* LLI == Linked List Item; aka DMA buffer descriptor */
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 struct at_lli {
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 	/* values that are not changed by hardware */
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-	dma_addr_t	saddr;
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-	dma_addr_t	daddr;
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+	u32 saddr;
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+	u32 daddr;
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 	/* value that may get written back: */
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-	u32		ctrla;
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+	u32 ctrla;
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 	/* more values that are not changed by hardware */
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-	u32		ctrlb;
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-	dma_addr_t	dscr;	/* chain to next lli */
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+	u32 ctrlb;
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+	u32 dscr;	/* chain to next lli */
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 };
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 /**
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@@ -247,7 +243,6 @@
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  * @active_list: list of descriptors dmaengine is being running on
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  * @queue: list of descriptors ready to be submitted to engine
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  * @free_list: list of descriptors usable by the channel
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- * @descs_allocated: records the actual size of the descriptor pool
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  */
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 struct at_dma_chan {
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 	struct dma_chan		chan_common;
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@@ -268,7 +263,6 @@
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 	struct list_head	active_list;
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 	struct list_head	queue;
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 	struct list_head	free_list;
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-	unsigned int		descs_allocated;
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 };
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 #define	channel_readl(atchan, name) \
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@@ -337,7 +331,7 @@
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 	struct dma_pool		*dma_desc_pool;
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 	struct dma_pool		*memset_pool;
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 	/* AT THE END channels table */
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-	struct at_dma_chan	chan[0];
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+	struct at_dma_chan	chan[];
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 };
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 #define	dma_readl(atdma, name) \