summaryrefslogtreecommitdiff
path: root/ANDROID_3.4.5/include/linux/sh_dma.h
diff options
context:
space:
mode:
Diffstat (limited to 'ANDROID_3.4.5/include/linux/sh_dma.h')
-rw-r--r--ANDROID_3.4.5/include/linux/sh_dma.h113
1 files changed, 0 insertions, 113 deletions
diff --git a/ANDROID_3.4.5/include/linux/sh_dma.h b/ANDROID_3.4.5/include/linux/sh_dma.h
deleted file mode 100644
index 425450b9..00000000
--- a/ANDROID_3.4.5/include/linux/sh_dma.h
+++ /dev/null
@@ -1,113 +0,0 @@
-/*
- * Header for the new SH dmaengine driver
- *
- * Copyright (C) 2010 Guennadi Liakhovetski <g.liakhovetski@gmx.de>
- *
- * 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.
- */
-#ifndef SH_DMA_H
-#define SH_DMA_H
-
-#include <linux/list.h>
-#include <linux/dmaengine.h>
-
-/* Used by slave DMA clients to request DMA to/from a specific peripheral */
-struct sh_dmae_slave {
- unsigned int slave_id; /* Set by the platform */
- struct device *dma_dev; /* Set by the platform */
- const struct sh_dmae_slave_config *config; /* Set by the driver */
-};
-
-struct sh_dmae_regs {
- u32 sar; /* SAR / source address */
- u32 dar; /* DAR / destination address */
- u32 tcr; /* TCR / transfer count */
-};
-
-struct sh_desc {
- struct sh_dmae_regs hw;
- struct list_head node;
- struct dma_async_tx_descriptor async_tx;
- enum dma_transfer_direction direction;
- dma_cookie_t cookie;
- size_t partial;
- int chunks;
- int mark;
-};
-
-struct sh_dmae_slave_config {
- unsigned int slave_id;
- dma_addr_t addr;
- u32 chcr;
- char mid_rid;
-};
-
-struct sh_dmae_channel {
- unsigned int offset;
- unsigned int dmars;
- unsigned int dmars_bit;
- unsigned int chclr_offset;
-};
-
-struct sh_dmae_pdata {
- const struct sh_dmae_slave_config *slave;
- int slave_num;
- const struct sh_dmae_channel *channel;
- int channel_num;
- unsigned int ts_low_shift;
- unsigned int ts_low_mask;
- unsigned int ts_high_shift;
- unsigned int ts_high_mask;
- const unsigned int *ts_shift;
- int ts_shift_num;
- u16 dmaor_init;
- unsigned int chcr_offset;
- u32 chcr_ie_bit;
-
- unsigned int dmaor_is_32bit:1;
- unsigned int needs_tend_set:1;
- unsigned int no_dmars:1;
- unsigned int chclr_present:1;
- unsigned int slave_only:1;
-};
-
-/* DMA register */
-#define SAR 0x00
-#define DAR 0x04
-#define TCR 0x08
-#define CHCR 0x0C
-#define DMAOR 0x40
-
-#define TEND 0x18 /* USB-DMAC */
-
-/* DMAOR definitions */
-#define DMAOR_AE 0x00000004
-#define DMAOR_NMIF 0x00000002
-#define DMAOR_DME 0x00000001
-
-/* Definitions for the SuperH DMAC */
-#define REQ_L 0x00000000
-#define REQ_E 0x00080000
-#define RACK_H 0x00000000
-#define RACK_L 0x00040000
-#define ACK_R 0x00000000
-#define ACK_W 0x00020000
-#define ACK_H 0x00000000
-#define ACK_L 0x00010000
-#define DM_INC 0x00004000
-#define DM_DEC 0x00008000
-#define DM_FIX 0x0000c000
-#define SM_INC 0x00001000
-#define SM_DEC 0x00002000
-#define SM_FIX 0x00003000
-#define RS_IN 0x00000200
-#define RS_OUT 0x00000300
-#define TS_BLK 0x00000040
-#define TM_BUR 0x00000020
-#define CHCR_DE 0x00000001
-#define CHCR_TE 0x00000002
-#define CHCR_IE 0x00000004
-
-#endif