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							- /*
 
-  * Copyright(c) 2006, Intel Corporation.
 
-  *
 
-  * This program is free software; you can redistribute it and/or modify it
 
-  * under the terms and conditions of the GNU General Public License,
 
-  * version 2, as published by the Free Software Foundation.
 
-  *
 
-  * This program is distributed in the hope 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.,
 
-  * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
 
-  *
 
-  */
 
- #ifndef _ADMA_H
 
- #define _ADMA_H
 
- #include <linux/types.h>
 
- #include <linux/io.h>
 
- #include <mach/hardware.h>
 
- #include <asm/hardware/iop_adma.h>
 
- #define ADMA_ACCR(chan)	(chan->mmr_base + 0x0)
 
- #define ADMA_ACSR(chan)	(chan->mmr_base + 0x4)
 
- #define ADMA_ADAR(chan)	(chan->mmr_base + 0x8)
 
- #define ADMA_IIPCR(chan)	(chan->mmr_base + 0x18)
 
- #define ADMA_IIPAR(chan)	(chan->mmr_base + 0x1c)
 
- #define ADMA_IIPUAR(chan)	(chan->mmr_base + 0x20)
 
- #define ADMA_ANDAR(chan)	(chan->mmr_base + 0x24)
 
- #define ADMA_ADCR(chan)	(chan->mmr_base + 0x28)
 
- #define ADMA_CARMD(chan)	(chan->mmr_base + 0x2c)
 
- #define ADMA_ABCR(chan)	(chan->mmr_base + 0x30)
 
- #define ADMA_DLADR(chan)	(chan->mmr_base + 0x34)
 
- #define ADMA_DUADR(chan)	(chan->mmr_base + 0x38)
 
- #define ADMA_SLAR(src, chan)	(chan->mmr_base + (0x3c + (src << 3)))
 
- #define ADMA_SUAR(src, chan)	(chan->mmr_base + (0x40 + (src << 3)))
 
- struct iop13xx_adma_src {
 
- 	u32 src_addr;
 
- 	union {
 
- 		u32 upper_src_addr;
 
- 		struct {
 
- 			unsigned int pq_upper_src_addr:24;
 
- 			unsigned int pq_dmlt:8;
 
- 		};
 
- 	};
 
- };
 
- struct iop13xx_adma_desc_ctrl {
 
- 	unsigned int int_en:1;
 
- 	unsigned int xfer_dir:2;
 
- 	unsigned int src_select:4;
 
- 	unsigned int zero_result:1;
 
- 	unsigned int block_fill_en:1;
 
- 	unsigned int crc_gen_en:1;
 
- 	unsigned int crc_xfer_dis:1;
 
- 	unsigned int crc_seed_fetch_dis:1;
 
- 	unsigned int status_write_back_en:1;
 
- 	unsigned int endian_swap_en:1;
 
- 	unsigned int reserved0:2;
 
- 	unsigned int pq_update_xfer_en:1;
 
- 	unsigned int dual_xor_en:1;
 
- 	unsigned int pq_xfer_en:1;
 
- 	unsigned int p_xfer_dis:1;
 
- 	unsigned int reserved1:10;
 
- 	unsigned int relax_order_en:1;
 
- 	unsigned int no_snoop_en:1;
 
- };
 
- struct iop13xx_adma_byte_count {
 
- 	unsigned int byte_count:24;
 
- 	unsigned int host_if:3;
 
- 	unsigned int reserved:2;
 
- 	unsigned int zero_result_err_q:1;
 
- 	unsigned int zero_result_err:1;
 
- 	unsigned int tx_complete:1;
 
- };
 
- struct iop13xx_adma_desc_hw {
 
- 	u32 next_desc;
 
- 	union {
 
- 		u32 desc_ctrl;
 
- 		struct iop13xx_adma_desc_ctrl desc_ctrl_field;
 
- 	};
 
- 	union {
 
- 		u32 crc_addr;
 
- 		u32 block_fill_data;
 
- 		u32 q_dest_addr;
 
- 	};
 
- 	union {
 
- 		u32 byte_count;
 
- 		struct iop13xx_adma_byte_count byte_count_field;
 
- 	};
 
- 	union {
 
- 		u32 dest_addr;
 
- 		u32 p_dest_addr;
 
- 	};
 
- 	union {
 
- 		u32 upper_dest_addr;
 
- 		u32 pq_upper_dest_addr;
 
- 	};
 
- 	struct iop13xx_adma_src src[1];
 
- };
 
- struct iop13xx_adma_desc_dual_xor {
 
- 	u32 next_desc;
 
- 	u32 desc_ctrl;
 
- 	u32 reserved;
 
- 	u32 byte_count;
 
- 	u32 h_dest_addr;
 
- 	u32 h_upper_dest_addr;
 
- 	u32 src0_addr;
 
- 	u32 upper_src0_addr;
 
- 	u32 src1_addr;
 
- 	u32 upper_src1_addr;
 
- 	u32 h_src_addr;
 
- 	u32 h_upper_src_addr;
 
- 	u32 d_src_addr;
 
- 	u32 d_upper_src_addr;
 
- 	u32 d_dest_addr;
 
- 	u32 d_upper_dest_addr;
 
- };
 
- struct iop13xx_adma_desc_pq_update {
 
- 	u32 next_desc;
 
- 	u32 desc_ctrl;
 
- 	u32 reserved;
 
- 	u32 byte_count;
 
- 	u32 p_dest_addr;
 
- 	u32 p_upper_dest_addr;
 
- 	u32 src0_addr;
 
- 	u32 upper_src0_addr;
 
- 	u32 src1_addr;
 
- 	u32 upper_src1_addr;
 
- 	u32 p_src_addr;
 
- 	u32 p_upper_src_addr;
 
- 	u32 q_src_addr;
 
- 	struct {
 
- 		unsigned int q_upper_src_addr:24;
 
- 		unsigned int q_dmlt:8;
 
- 	};
 
- 	u32 q_dest_addr;
 
- 	u32 q_upper_dest_addr;
 
- };
 
- static inline int iop_adma_get_max_xor(void)
 
- {
 
- 	return 16;
 
- }
 
- #define iop_adma_get_max_pq iop_adma_get_max_xor
 
- static inline u32 iop_chan_get_current_descriptor(struct iop_adma_chan *chan)
 
- {
 
- 	return __raw_readl(ADMA_ADAR(chan));
 
- }
 
- static inline void iop_chan_set_next_descriptor(struct iop_adma_chan *chan,
 
- 						u32 next_desc_addr)
 
- {
 
- 	__raw_writel(next_desc_addr, ADMA_ANDAR(chan));
 
- }
 
- #define ADMA_STATUS_BUSY (1 << 13)
 
- static inline char iop_chan_is_busy(struct iop_adma_chan *chan)
 
- {
 
- 	if (__raw_readl(ADMA_ACSR(chan)) &
 
- 		ADMA_STATUS_BUSY)
 
- 		return 1;
 
- 	else
 
- 		return 0;
 
- }
 
- static inline int
 
- iop_chan_get_desc_align(struct iop_adma_chan *chan, int num_slots)
 
- {
 
- 	return 1;
 
- }
 
- #define iop_desc_is_aligned(x, y) 1
 
- static inline int
 
- iop_chan_memcpy_slot_count(size_t len, int *slots_per_op)
 
- {
 
- 	*slots_per_op = 1;
 
- 	return 1;
 
- }
 
- #define iop_chan_interrupt_slot_count(s, c) iop_chan_memcpy_slot_count(0, s)
 
- static inline int
 
- iop_chan_memset_slot_count(size_t len, int *slots_per_op)
 
- {
 
- 	*slots_per_op = 1;
 
 
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