[PATCH] Fix semundo lock leakage
[linux-2.6/mini2440.git] / drivers / mmc / wbsd.h
blob661a9f6a6e6ff5b63cfc423f1bd203fa5b1eb614
1 /*
2 * linux/drivers/mmc/wbsd.h - Winbond W83L51xD SD/MMC driver
4 * Copyright (C) 2004-2005 Pierre Ossman, All Rights Reserved.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
11 #define LOCK_CODE 0xAA
13 #define WBSD_CONF_SWRST 0x02
14 #define WBSD_CONF_DEVICE 0x07
15 #define WBSD_CONF_ID_HI 0x20
16 #define WBSD_CONF_ID_LO 0x21
17 #define WBSD_CONF_POWER 0x22
18 #define WBSD_CONF_PME 0x23
19 #define WBSD_CONF_PMES 0x24
21 #define WBSD_CONF_ENABLE 0x30
22 #define WBSD_CONF_PORT_HI 0x60
23 #define WBSD_CONF_PORT_LO 0x61
24 #define WBSD_CONF_IRQ 0x70
25 #define WBSD_CONF_DRQ 0x74
27 #define WBSD_CONF_PINS 0xF0
29 #define DEVICE_SD 0x03
31 #define WBSD_PINS_DAT3_HI 0x20
32 #define WBSD_PINS_DAT3_OUT 0x10
33 #define WBSD_PINS_GP11_HI 0x04
34 #define WBSD_PINS_DETECT_GP11 0x02
35 #define WBSD_PINS_DETECT_DAT3 0x01
37 #define WBSD_CMDR 0x00
38 #define WBSD_DFR 0x01
39 #define WBSD_EIR 0x02
40 #define WBSD_ISR 0x03
41 #define WBSD_FSR 0x04
42 #define WBSD_IDXR 0x05
43 #define WBSD_DATAR 0x06
44 #define WBSD_CSR 0x07
46 #define WBSD_EINT_CARD 0x40
47 #define WBSD_EINT_FIFO_THRE 0x20
48 #define WBSD_EINT_CCRC 0x10
49 #define WBSD_EINT_TIMEOUT 0x08
50 #define WBSD_EINT_PROGEND 0x04
51 #define WBSD_EINT_CRC 0x02
52 #define WBSD_EINT_TC 0x01
54 #define WBSD_INT_PENDING 0x80
55 #define WBSD_INT_CARD 0x40
56 #define WBSD_INT_FIFO_THRE 0x20
57 #define WBSD_INT_CRC 0x10
58 #define WBSD_INT_TIMEOUT 0x08
59 #define WBSD_INT_PROGEND 0x04
60 #define WBSD_INT_BUSYEND 0x02
61 #define WBSD_INT_TC 0x01
63 #define WBSD_FIFO_EMPTY 0x80
64 #define WBSD_FIFO_FULL 0x40
65 #define WBSD_FIFO_EMTHRE 0x20
66 #define WBSD_FIFO_FUTHRE 0x10
67 #define WBSD_FIFO_SZMASK 0x0F
69 #define WBSD_MSLED 0x20
70 #define WBSD_POWER_N 0x10
71 #define WBSD_WRPT 0x04
72 #define WBSD_CARDPRESENT 0x01
74 #define WBSD_IDX_CLK 0x01
75 #define WBSD_IDX_PBSMSB 0x02
76 #define WBSD_IDX_TAAC 0x03
77 #define WBSD_IDX_NSAC 0x04
78 #define WBSD_IDX_PBSLSB 0x05
79 #define WBSD_IDX_SETUP 0x06
80 #define WBSD_IDX_DMA 0x07
81 #define WBSD_IDX_FIFOEN 0x08
82 #define WBSD_IDX_STATUS 0x10
83 #define WBSD_IDX_RSPLEN 0x1E
84 #define WBSD_IDX_RESP0 0x1F
85 #define WBSD_IDX_RESP1 0x20
86 #define WBSD_IDX_RESP2 0x21
87 #define WBSD_IDX_RESP3 0x22
88 #define WBSD_IDX_RESP4 0x23
89 #define WBSD_IDX_RESP5 0x24
90 #define WBSD_IDX_RESP6 0x25
91 #define WBSD_IDX_RESP7 0x26
92 #define WBSD_IDX_RESP8 0x27
93 #define WBSD_IDX_RESP9 0x28
94 #define WBSD_IDX_RESP10 0x29
95 #define WBSD_IDX_RESP11 0x2A
96 #define WBSD_IDX_RESP12 0x2B
97 #define WBSD_IDX_RESP13 0x2C
98 #define WBSD_IDX_RESP14 0x2D
99 #define WBSD_IDX_RESP15 0x2E
100 #define WBSD_IDX_RESP16 0x2F
101 #define WBSD_IDX_CRCSTATUS 0x30
102 #define WBSD_IDX_ISR 0x3F
104 #define WBSD_CLK_375K 0x00
105 #define WBSD_CLK_12M 0x01
106 #define WBSD_CLK_16M 0x02
107 #define WBSD_CLK_24M 0x03
109 #define WBSD_DAT3_H 0x08
110 #define WBSD_FIFO_RESET 0x04
111 #define WBSD_SOFT_RESET 0x02
112 #define WBSD_INC_INDEX 0x01
114 #define WBSD_DMA_SINGLE 0x02
115 #define WBSD_DMA_ENABLE 0x01
117 #define WBSD_FIFOEN_EMPTY 0x20
118 #define WBSD_FIFOEN_FULL 0x10
119 #define WBSD_FIFO_THREMASK 0x0F
121 #define WBSD_BLOCK_READ 0x80
122 #define WBSD_BLOCK_WRITE 0x40
123 #define WBSD_BUSY 0x20
124 #define WBSD_CARDTRAFFIC 0x04
125 #define WBSD_SENDCMD 0x02
126 #define WBSD_RECVRES 0x01
128 #define WBSD_RSP_SHORT 0x00
129 #define WBSD_RSP_LONG 0x01
131 #define WBSD_CRC_MASK 0x1F
132 #define WBSD_CRC_OK 0x05 /* S010E (00101) */
133 #define WBSD_CRC_FAIL 0x0B /* S101E (01011) */
135 #define WBSD_DMA_SIZE 65536
137 struct wbsd_host
139 struct mmc_host* mmc; /* MMC structure */
141 spinlock_t lock; /* Mutex */
143 int flags; /* Driver states */
145 #define WBSD_FCARD_PRESENT (1<<0) /* Card is present */
146 #define WBSD_FIGNORE_DETECT (1<<1) /* Ignore card detection */
148 struct mmc_request* mrq; /* Current request */
150 u8 isr; /* Accumulated ISR */
152 struct scatterlist* cur_sg; /* Current SG entry */
153 unsigned int num_sg; /* Number of entries left */
154 void* mapped_sg; /* vaddr of mapped sg */
156 unsigned int offset; /* Offset into current entry */
157 unsigned int remain; /* Data left in curren entry */
159 int size; /* Total size of transfer */
161 char* dma_buffer; /* ISA DMA buffer */
162 dma_addr_t dma_addr; /* Physical address for same */
164 int firsterr; /* See fifo functions */
166 u8 clk; /* Current clock speed */
168 int config; /* Config port */
169 u8 unlock_code; /* Code to unlock config */
171 int chip_id; /* ID of controller */
173 int base; /* I/O port base */
174 int irq; /* Interrupt */
175 int dma; /* DMA channel */
177 struct tasklet_struct card_tasklet; /* Tasklet structures */
178 struct tasklet_struct fifo_tasklet;
179 struct tasklet_struct crc_tasklet;
180 struct tasklet_struct timeout_tasklet;
181 struct tasklet_struct finish_tasklet;
182 struct tasklet_struct block_tasklet;
184 struct timer_list timer; /* Card detection timer */