[net-next-2.6.git] / drivers / staging / brcm80211 / include / bcmsdh_sdmmc.h

/*
 * Copyright (c) 2010 Broadcom Corporation
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#ifndef __BCMSDH_SDMMC_H__
#define __BCMSDH_SDMMC_H__

#ifdef BCMDBG
#define sd_err(x)	do { if ((sd_msglevel & SDH_ERROR_VAL) && net_ratelimit()) printf x; } while (0)
#define sd_trace(x)	do { if ((sd_msglevel & SDH_TRACE_VAL) && net_ratelimit()) printf x; } while (0)
#define sd_info(x)	do { if ((sd_msglevel & SDH_INFO_VAL) && net_ratelimit()) printf x; } while (0)
#define sd_debug(x)	do { if ((sd_msglevel & SDH_DEBUG_VAL) && net_ratelimit()) printf x; } while (0)
#define sd_data(x)	do { if ((sd_msglevel & SDH_DATA_VAL) && net_ratelimit()) printf x; } while (0)
#define sd_ctrl(x)	do { if ((sd_msglevel & SDH_CTRL_VAL) && net_ratelimit()) printf x; } while (0)
#else
#define sd_err(x)
#define sd_trace(x)
#define sd_info(x)
#define sd_debug(x)
#define sd_data(x)
#define sd_ctrl(x)
#endif

/* Allocate/init/free per-OS private data */
extern int sdioh_sdmmc_osinit(sdioh_info_t *sd);
extern void sdioh_sdmmc_osfree(sdioh_info_t *sd);

#define BLOCK_SIZE_64 64
#define BLOCK_SIZE_512 512
#define BLOCK_SIZE_4318 64
#define BLOCK_SIZE_4328 512

/* internal return code */
#define SUCCESS	0
#define ERROR	1

/* private bus modes */
#define SDIOH_MODE_SD4		2
#define CLIENT_INTR 		0x100	/* Get rid of this! */

struct sdioh_info {
	osl_t *osh;		/* osh handler */
	bool client_intr_enabled;	/* interrupt connnected flag */
	bool intr_handler_valid;	/* client driver interrupt handler valid */
	sdioh_cb_fn_t intr_handler;	/* registered interrupt handler */
	void *intr_handler_arg;	/* argument to call interrupt handler */
	u16 intmask;		/* Current active interrupts */
	void *sdos_info;	/* Pointer to per-OS private data */

	uint irq;		/* Client irq */
	int intrcount;		/* Client interrupts */
	bool sd_use_dma;	/* DMA on CMD53 */
	bool sd_blockmode;	/* sd_blockmode == FALSE => 64 Byte Cmd 53s. */
	/*  Must be on for sd_multiblock to be effective */
	bool use_client_ints;	/* If this is false, make sure to restore */
	int sd_mode;		/* SD1/SD4/SPI */
	int client_block_size[SDIOD_MAX_IOFUNCS];	/* Blocksize */
	u8 num_funcs;	/* Supported funcs on client */
	u32 com_cis_ptr;
	u32 func_cis_ptr[SDIOD_MAX_IOFUNCS];
	uint max_dma_len;
	uint max_dma_descriptors;	/* DMA Descriptors supported by this controller. */
	/*	SDDMA_DESCRIPTOR	SGList[32]; *//* Scatter/Gather DMA List */
};

/************************************************************
 * Internal interfaces: per-port references into bcmsdh_sdmmc.c
 */

/* Global message bits */
extern uint sd_msglevel;

/* OS-independent interrupt handler */
extern bool check_client_intr(sdioh_info_t *sd);

/* Core interrupt enable/disable of device interrupts */
extern void sdioh_sdmmc_devintr_on(sdioh_info_t *sd);
extern void sdioh_sdmmc_devintr_off(sdioh_info_t *sd);

/**************************************************************
 * Internal interfaces: bcmsdh_sdmmc.c references to per-port code
 */

/* Register mapping routines */
extern u32 *sdioh_sdmmc_reg_map(osl_t *osh, s32 addr, int size);
extern void sdioh_sdmmc_reg_unmap(osl_t *osh, s32 addr, int size);

/* Interrupt (de)registration routines */
extern int sdioh_sdmmc_register_irq(sdioh_info_t *sd, uint irq);
extern void sdioh_sdmmc_free_irq(uint irq, sdioh_info_t *sd);

typedef struct _BCMSDH_SDMMC_INSTANCE {
	sdioh_info_t *sd;
	struct sdio_func *func[SDIOD_MAX_IOFUNCS];
	u32 host_claimed;
} BCMSDH_SDMMC_INSTANCE, *PBCMSDH_SDMMC_INSTANCE;

#endif				/* __BCMSDH_SDMMC_H__ */
Commit	Line	Data
a9533e7e HP	1	/*
	2	* Copyright (c) 2010 Broadcom Corporation
	3	*
	4	* Permission to use, copy, modify, and/or distribute this software for any
	5	* purpose with or without fee is hereby granted, provided that the above
	6	* copyright notice and this permission notice appear in all copies.
	7	*
	8	* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
	9	* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
	10	* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
	11	* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
	12	* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
	13	* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
	14	* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
	15	*/
	16
	17	#ifndef __BCMSDH_SDMMC_H__
	18	#define __BCMSDH_SDMMC_H__
	19
	20	#ifdef BCMDBG
	21	#define sd_err(x) do { if ((sd_msglevel & SDH_ERROR_VAL) && net_ratelimit()) printf x; } while (0)
	22	#define sd_trace(x) do { if ((sd_msglevel & SDH_TRACE_VAL) && net_ratelimit()) printf x; } while (0)
	23	#define sd_info(x) do { if ((sd_msglevel & SDH_INFO_VAL) && net_ratelimit()) printf x; } while (0)
	24	#define sd_debug(x) do { if ((sd_msglevel & SDH_DEBUG_VAL) && net_ratelimit()) printf x; } while (0)
	25	#define sd_data(x) do { if ((sd_msglevel & SDH_DATA_VAL) && net_ratelimit()) printf x; } while (0)
	26	#define sd_ctrl(x) do { if ((sd_msglevel & SDH_CTRL_VAL) && net_ratelimit()) printf x; } while (0)
	27	#else
	28	#define sd_err(x)
	29	#define sd_trace(x)
	30	#define sd_info(x)
	31	#define sd_debug(x)
	32	#define sd_data(x)
	33	#define sd_ctrl(x)
	34	#endif
	35
	36	/* Allocate/init/free per-OS private data */
7cc4a4c0 JC	37	extern int sdioh_sdmmc_osinit(sdioh_info_t *sd);
7cc4a4c0 JC	38	extern void sdioh_sdmmc_osfree(sdioh_info_t *sd);
a9533e7e HP	39
	40	#define BLOCK_SIZE_64 64
	41	#define BLOCK_SIZE_512 512
cf2b4488 HP	42	#define BLOCK_SIZE_4318 64
cf2b4488 HP	43	#define BLOCK_SIZE_4328 512
a9533e7e HP	44
	45	/* internal return code */
	46	#define SUCCESS 0
	47	#define ERROR 1
	48
	49	/* private bus modes */
	50	#define SDIOH_MODE_SD4 2
	51	#define CLIENT_INTR 0x100 /* Get rid of this! */
	52
	53	struct sdioh_info {
	54	osl_t osh; / osh handler */
	55	bool client_intr_enabled; /* interrupt connnected flag */
	56	bool intr_handler_valid; /* client driver interrupt handler valid */
	57	sdioh_cb_fn_t intr_handler; /* registered interrupt handler */
	58	void intr_handler_arg; / argument to call interrupt handler */
7d4df48e	59	u16 intmask; /* Current active interrupts */
a9533e7e HP	60	void sdos_info; / Pointer to per-OS private data */
	61
	62	uint irq; /* Client irq */
	63	int intrcount; /* Client interrupts */
	64	bool sd_use_dma; /* DMA on CMD53 */
	65	bool sd_blockmode; /* sd_blockmode == FALSE => 64 Byte Cmd 53s. */
	66	/* Must be on for sd_multiblock to be effective */
	67	bool use_client_ints; /* If this is false, make sure to restore */
	68	int sd_mode; /* SD1/SD4/SPI */
	69	int client_block_size[SDIOD_MAX_IOFUNCS]; /* Blocksize */
de9bca63	70	u8 num_funcs; /* Supported funcs on client */
66cbd3ab GKH	71	u32 com_cis_ptr;
66cbd3ab GKH	72	u32 func_cis_ptr[SDIOD_MAX_IOFUNCS];
a9533e7e HP	73	uint max_dma_len;
	74	uint max_dma_descriptors; /* DMA Descriptors supported by this controller. */
	75	/* SDDMA_DESCRIPTOR SGList[32]; // Scatter/Gather DMA List */
	76	};
	77
	78	/************************************************************
	79	* Internal interfaces: per-port references into bcmsdh_sdmmc.c
	80	*/
	81
	82	/* Global message bits */
	83	extern uint sd_msglevel;
	84
	85	/* OS-independent interrupt handler */
7cc4a4c0	86	extern bool check_client_intr(sdioh_info_t *sd);
a9533e7e HP	87
a9533e7e HP	88	/* Core interrupt enable/disable of device interrupts */
7cc4a4c0 JC	89	extern void sdioh_sdmmc_devintr_on(sdioh_info_t *sd);
7cc4a4c0 JC	90	extern void sdioh_sdmmc_devintr_off(sdioh_info_t *sd);
a9533e7e HP	91
	92	/**************************************************************
	93	* Internal interfaces: bcmsdh_sdmmc.c references to per-port code
	94	*/
	95
	96	/* Register mapping routines */
3e26416e GKH	97	extern u32 sdioh_sdmmc_reg_map(osl_t osh, s32 addr, int size);
3e26416e GKH	98	extern void sdioh_sdmmc_reg_unmap(osl_t *osh, s32 addr, int size);
a9533e7e HP	99
a9533e7e HP	100	/* Interrupt (de)registration routines */
7cc4a4c0 JC	101	extern int sdioh_sdmmc_register_irq(sdioh_info_t *sd, uint irq);
7cc4a4c0 JC	102	extern void sdioh_sdmmc_free_irq(uint irq, sdioh_info_t *sd);
a9533e7e HP	103
	104	typedef struct _BCMSDH_SDMMC_INSTANCE {
	105	sdioh_info_t *sd;
	106	struct sdio_func *func[SDIOD_MAX_IOFUNCS];
66cbd3ab	107	u32 host_claimed;
a9533e7e HP	108	} BCMSDH_SDMMC_INSTANCE, *PBCMSDH_SDMMC_INSTANCE;
	109
	110	#endif /* __BCMSDH_SDMMC_H__ */