diff options
Diffstat (limited to 'drivers/staging/brcm80211/include/bcmsdh_sdmmc.h')
| -rw-r--r-- | drivers/staging/brcm80211/include/bcmsdh_sdmmc.h | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/drivers/staging/brcm80211/include/bcmsdh_sdmmc.h b/drivers/staging/brcm80211/include/bcmsdh_sdmmc.h new file mode 100644 index 000000000000..7d5aa71a7dc7 --- /dev/null +++ b/drivers/staging/brcm80211/include/bcmsdh_sdmmc.h @@ -0,0 +1,110 @@ +/* + * 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__ */ |