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Diffstat (limited to 'drivers/net/wireless/bcmdhd/include/bcmsdspi.h')
-rw-r--r--drivers/net/wireless/bcmdhd/include/bcmsdspi.h135
1 files changed, 135 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/include/bcmsdspi.h b/drivers/net/wireless/bcmdhd/include/bcmsdspi.h
new file mode 100644
index 00000000000..0bff355f8ff
--- /dev/null
+++ b/drivers/net/wireless/bcmdhd/include/bcmsdspi.h
@@ -0,0 +1,135 @@
1/*
2 * SD-SPI Protocol Conversion - BCMSDH->SPI Translation Layer
3 *
4 * Copyright (C) 1999-2011, Broadcom Corporation
5 *
6 * Unless you and Broadcom execute a separate written software license
7 * agreement governing use of this software, this software is licensed to you
8 * under the terms of the GNU General Public License version 2 (the "GPL"),
9 * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10 * following added to such license:
11 *
12 * As a special exception, the copyright holders of this software give you
13 * permission to link this software with independent modules, and to copy and
14 * distribute the resulting executable under terms of your choice, provided that
15 * you also meet, for each linked independent module, the terms and conditions of
16 * the license of that module. An independent module is a module which is not
17 * derived from this software. The special exception does not apply to any
18 * modifications of the software.
19 *
20 * Notwithstanding the above, under no circumstances may you combine this
21 * software in any way with any other Broadcom software provided under a license
22 * other than the GPL, without Broadcom's express prior written consent.
23 *
24 * $Id: bcmsdspi.h,v 13.11.86.1 2010-11-15 18:14:56 Exp $
25 */
26#ifndef _BCM_SD_SPI_H
27#define _BCM_SD_SPI_H
28
29/* global msglevel for debug messages - bitvals come from sdiovar.h */
30
31#define sd_err(x)
32#define sd_trace(x)
33#define sd_info(x)
34#define sd_debug(x)
35#define sd_data(x)
36#define sd_ctrl(x)
37
38#define sd_log(x)
39
40#define SDIOH_ASSERT(exp) \
41 do { if (!(exp)) \
42 printf("!!!ASSERT fail: file %s lines %d", __FILE__, __LINE__); \
43 } while (0)
44
45#define BLOCK_SIZE_4318 64
46#define BLOCK_SIZE_4328 512
47
48/* internal return code */
49#define SUCCESS 0
50#undef ERROR
51#define ERROR 1
52
53/* private bus modes */
54#define SDIOH_MODE_SPI 0
55
56#define USE_BLOCKMODE 0x2 /* Block mode can be single block or multi */
57#define USE_MULTIBLOCK 0x4
58
59struct sdioh_info {
60 uint cfg_bar; /* pci cfg address for bar */
61 uint32 caps; /* cached value of capabilities reg */
62 uint bar0; /* BAR0 for PCI Device */
63 osl_t *osh; /* osh handler */
64 void *controller; /* Pointer to SPI Controller's private data struct */
65
66 uint lockcount; /* nest count of sdspi_lock() calls */
67 bool client_intr_enabled; /* interrupt connnected flag */
68 bool intr_handler_valid; /* client driver interrupt handler valid */
69 sdioh_cb_fn_t intr_handler; /* registered interrupt handler */
70 void *intr_handler_arg; /* argument to call interrupt handler */
71 bool initialized; /* card initialized */
72 uint32 target_dev; /* Target device ID */
73 uint32 intmask; /* Current active interrupts */
74 void *sdos_info; /* Pointer to per-OS private data */
75
76 uint32 controller_type; /* Host controller type */
77 uint8 version; /* Host Controller Spec Compliance Version */
78 uint irq; /* Client irq */
79 uint32 intrcount; /* Client interrupts */
80 uint32 local_intrcount; /* Controller interrupts */
81 bool host_init_done; /* Controller initted */
82 bool card_init_done; /* Client SDIO interface initted */
83 bool polled_mode; /* polling for command completion */
84
85 bool sd_use_dma; /* DMA on CMD53 */
86 bool sd_blockmode; /* sd_blockmode == FALSE => 64 Byte Cmd 53s. */
87 /* Must be on for sd_multiblock to be effective */
88 bool use_client_ints; /* If this is false, make sure to restore */
89 bool got_hcint; /* Host Controller interrupt. */
90 /* polling hack in wl_linux.c:wl_timer() */
91 int adapter_slot; /* Maybe dealing with multiple slots/controllers */
92 int sd_mode; /* SD1/SD4/SPI */
93 int client_block_size[SDIOD_MAX_IOFUNCS]; /* Blocksize */
94 uint32 data_xfer_count; /* Current register transfer size */
95 uint32 cmd53_wr_data; /* Used to pass CMD53 write data */
96 uint32 card_response; /* Used to pass back response status byte */
97 uint32 card_rsp_data; /* Used to pass back response data word */
98 uint16 card_rca; /* Current Address */
99 uint8 num_funcs; /* Supported funcs on client */
100 uint32 com_cis_ptr;
101 uint32 func_cis_ptr[SDIOD_MAX_IOFUNCS];
102 void *dma_buf;
103 ulong dma_phys;
104 int r_cnt; /* rx count */
105 int t_cnt; /* tx_count */
106};
107
108/************************************************************
109 * Internal interfaces: per-port references into bcmsdspi.c
110 */
111
112/* Global message bits */
113extern uint sd_msglevel;
114
115/**************************************************************
116 * Internal interfaces: bcmsdspi.c references to per-port code
117 */
118
119/* Register mapping routines */
120extern uint32 *spi_reg_map(osl_t *osh, uintptr addr, int size);
121extern void spi_reg_unmap(osl_t *osh, uintptr addr, int size);
122
123/* Interrupt (de)registration routines */
124extern int spi_register_irq(sdioh_info_t *sd, uint irq);
125extern void spi_free_irq(uint irq, sdioh_info_t *sd);
126
127/* OS-specific interrupt wrappers (atomic interrupt enable/disable) */
128extern void spi_lock(sdioh_info_t *sd);
129extern void spi_unlock(sdioh_info_t *sd);
130
131/* Allocate/init/free per-OS private data */
132extern int spi_osinit(sdioh_info_t *sd);
133extern void spi_osfree(sdioh_info_t *sd);
134
135#endif /* _BCM_SD_SPI_H */
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