diff options
Diffstat (limited to 'drivers/staging/brcm80211/brcmfmac/sdio_host.h')
| -rw-r--r-- | drivers/staging/brcm80211/brcmfmac/sdio_host.h | 347 |
1 files changed, 0 insertions, 347 deletions
diff --git a/drivers/staging/brcm80211/brcmfmac/sdio_host.h b/drivers/staging/brcm80211/brcmfmac/sdio_host.h deleted file mode 100644 index d345472..0000000 --- a/drivers/staging/brcm80211/brcmfmac/sdio_host.h +++ /dev/null @@ -1,347 +0,0 @@ -/* - * 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 _BRCM_SDH_H_ -#define _BRCM_SDH_H_ - -#include <linux/skbuff.h> -extern const uint brcmf_sdio_msglevel; - -#define SDIO_FUNC_0 0 -#define SDIO_FUNC_1 1 -#define SDIO_FUNC_2 2 - -#define SDIOD_FBR_SIZE 0x100 - -/* io_en */ -#define SDIO_FUNC_ENABLE_1 0x02 -#define SDIO_FUNC_ENABLE_2 0x04 - -/* io_rdys */ -#define SDIO_FUNC_READY_1 0x02 -#define SDIO_FUNC_READY_2 0x04 - -/* intr_status */ -#define INTR_STATUS_FUNC1 0x2 -#define INTR_STATUS_FUNC2 0x4 - -/* Maximum number of I/O funcs */ -#define SDIOD_MAX_IOFUNCS 7 - -#define SBSDIO_NUM_FUNCTION 3 /* as of sdiod rev 0, supports 3 functions */ - -/* function 1 miscellaneous registers */ -#define SBSDIO_SPROM_CS 0x10000 /* sprom command and status */ -#define SBSDIO_SPROM_INFO 0x10001 /* sprom info register */ -#define SBSDIO_SPROM_DATA_LOW 0x10002 /* sprom indirect access data byte 0 */ -#define SBSDIO_SPROM_DATA_HIGH 0x10003 /* sprom indirect access data byte 1 */ -#define SBSDIO_SPROM_ADDR_LOW 0x10004 /* sprom indirect access addr byte 0 */ -#define SBSDIO_SPROM_ADDR_HIGH 0x10005 /* sprom indirect access addr byte 0 */ -#define SBSDIO_CHIP_CTRL_DATA 0x10006 /* xtal_pu (gpio) output */ -#define SBSDIO_CHIP_CTRL_EN 0x10007 /* xtal_pu (gpio) enable */ -#define SBSDIO_WATERMARK 0x10008 /* rev < 7, watermark for sdio device */ -#define SBSDIO_DEVICE_CTL 0x10009 /* control busy signal generation */ - -/* registers introduced in rev 8, some content (mask/bits) defs in sbsdpcmdev.h */ -#define SBSDIO_FUNC1_SBADDRLOW 0x1000A /* SB Address Window Low (b15) */ -#define SBSDIO_FUNC1_SBADDRMID 0x1000B /* SB Address Window Mid (b23:b16) */ -#define SBSDIO_FUNC1_SBADDRHIGH 0x1000C /* SB Address Window High (b31:b24) */ -#define SBSDIO_FUNC1_FRAMECTRL 0x1000D /* Frame Control (frame term/abort) */ -#define SBSDIO_FUNC1_CHIPCLKCSR 0x1000E /* ChipClockCSR (ALP/HT ctl/status) */ -#define SBSDIO_FUNC1_SDIOPULLUP 0x1000F /* SdioPullUp (on cmd, d0-d2) */ -#define SBSDIO_FUNC1_WFRAMEBCLO 0x10019 /* Write Frame Byte Count Low */ -#define SBSDIO_FUNC1_WFRAMEBCHI 0x1001A /* Write Frame Byte Count High */ -#define SBSDIO_FUNC1_RFRAMEBCLO 0x1001B /* Read Frame Byte Count Low */ -#define SBSDIO_FUNC1_RFRAMEBCHI 0x1001C /* Read Frame Byte Count High */ - -#define SBSDIO_FUNC1_MISC_REG_START 0x10000 /* f1 misc register start */ -#define SBSDIO_FUNC1_MISC_REG_LIMIT 0x1001C /* f1 misc register end */ - -/* function 1 OCP space */ -#define SBSDIO_SB_OFT_ADDR_MASK 0x07FFF /* sb offset addr is <= 15 bits, 32k */ -#define SBSDIO_SB_OFT_ADDR_LIMIT 0x08000 -#define SBSDIO_SB_ACCESS_2_4B_FLAG 0x08000 /* with b15, maps to 32-bit SB access */ - -/* some duplication with sbsdpcmdev.h here */ -/* valid bits in SBSDIO_FUNC1_SBADDRxxx regs */ -#define SBSDIO_SBADDRLOW_MASK 0x80 /* Valid bits in SBADDRLOW */ -#define SBSDIO_SBADDRMID_MASK 0xff /* Valid bits in SBADDRMID */ -#define SBSDIO_SBADDRHIGH_MASK 0xffU /* Valid bits in SBADDRHIGH */ -#define SBSDIO_SBWINDOW_MASK 0xffff8000 /* Address bits from SBADDR regs */ - -#define SDIOH_READ 0 /* Read request */ -#define SDIOH_WRITE 1 /* Write request */ - -#define SDIOH_DATA_FIX 0 /* Fixed addressing */ -#define SDIOH_DATA_INC 1 /* Incremental addressing */ - -/* internal return code */ -#define SUCCESS 0 -#define ERROR 1 - -/* forward declarations */ -struct brcmf_sdio_card; - -struct brcmf_sdreg { - int func; - int offset; - int value; -}; - -struct sdioh_info { - struct osl_info *osh; /* osh handler */ - bool client_intr_enabled; /* interrupt connnected flag */ - bool intr_handler_valid; /* client driver interrupt handler valid */ - void (*intr_handler)(void *); /* 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_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 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 */ -}; - -struct brcmf_sdmmc_instance { - struct sdioh_info *sd; - struct sdio_func *func[SDIOD_MAX_IOFUNCS]; - u32 host_claimed; -}; - -/* Attach and build an interface to the underlying SD host driver. - * - Allocates resources (structs, arrays, mem, OS handles, etc) needed by - * brcmf_sdcard. - * - Returns the sdio card handle and virtual address base for register access. - * The returned handle should be used in all subsequent calls, but the bcmsh - * implementation may maintain a single "default" handle (e.g. the first or - * most recent one) to enable single-instance implementations to pass NULL. - */ -extern struct brcmf_sdio_card* -brcmf_sdcard_attach(void *cfghdl, u32 *regsva, uint irq); - -/* Detach - freeup resources allocated in attach */ -extern int brcmf_sdcard_detach(struct brcmf_sdio_card *card); - -/* Enable/disable SD interrupt */ -extern int brcmf_sdcard_intr_enable(struct brcmf_sdio_card *card); -extern int brcmf_sdcard_intr_disable(struct brcmf_sdio_card *card); - -/* Register/deregister device interrupt handler. */ -extern int -brcmf_sdcard_intr_reg(struct brcmf_sdio_card *card, - void (*fn)(void *), void *argh); - -extern int brcmf_sdcard_intr_dereg(struct brcmf_sdio_card *card); - -/* Access SDIO address space (e.g. CCCR) using CMD52 (single-byte interface). - * fn: function number - * addr: unmodified SDIO-space address - * data: data byte to write - * err: pointer to error code (or NULL) - */ -extern u8 brcmf_sdcard_cfg_read(struct brcmf_sdio_card *card, uint func, - u32 addr, int *err); -extern void brcmf_sdcard_cfg_write(struct brcmf_sdio_card *card, uint func, - u32 addr, u8 data, int *err); - -/* Read/Write 4bytes from/to cfg space */ -extern u32 -brcmf_sdcard_cfg_read_word(struct brcmf_sdio_card *card, uint fnc_num, - u32 addr, int *err); - -extern void brcmf_sdcard_cfg_write_word(struct brcmf_sdio_card *card, - uint fnc_num, u32 addr, - u32 data, int *err); - -/* Read CIS content for specified function. - * fn: function whose CIS is being requested (0 is common CIS) - * cis: pointer to memory location to place results - * length: number of bytes to read - * Internally, this routine uses the values from the cis base regs (0x9-0xB) - * to form an SDIO-space address to read the data from. - */ -extern int brcmf_sdcard_cis_read(struct brcmf_sdio_card *card, uint func, - u8 *cis, uint length); - -/* Synchronous access to device (client) core registers via CMD53 to F1. - * addr: backplane address (i.e. >= regsva from attach) - * size: register width in bytes (2 or 4) - * data: data for register write - */ -extern u32 -brcmf_sdcard_reg_read(struct brcmf_sdio_card *card, u32 addr, uint size); - -extern u32 -brcmf_sdcard_reg_write(struct brcmf_sdio_card *card, u32 addr, uint size, - u32 data); - -/* Indicate if last reg read/write failed */ -extern bool brcmf_sdcard_regfail(struct brcmf_sdio_card *card); - -/* Buffer transfer to/from device (client) core via cmd53. - * fn: function number - * addr: backplane address (i.e. >= regsva from attach) - * flags: backplane width, address increment, sync/async - * buf: pointer to memory data buffer - * nbytes: number of bytes to transfer to/from buf - * pkt: pointer to packet associated with buf (if any) - * complete: callback function for command completion (async only) - * handle: handle for completion callback (first arg in callback) - * Returns 0 or error code. - * NOTE: Async operation is not currently supported. - */ -extern int -brcmf_sdcard_send_buf(struct brcmf_sdio_card *card, u32 addr, uint fn, - uint flags, u8 *buf, uint nbytes, void *pkt, - void (*complete)(void *handle, int status, - bool sync_waiting), - void *handle); -extern int -brcmf_sdcard_recv_buf(struct brcmf_sdio_card *card, u32 addr, uint fn, - uint flags, u8 *buf, uint nbytes, struct sk_buff *pkt, - void (*complete)(void *handle, int status, - bool sync_waiting), - void *handle); - -/* Flags bits */ -#define SDIO_REQ_4BYTE 0x1 /* Four-byte target (backplane) width (vs. two-byte) */ -#define SDIO_REQ_FIXED 0x2 /* Fixed address (FIFO) (vs. incrementing address) */ -#define SDIO_REQ_ASYNC 0x4 /* Async request (vs. sync request) */ - -/* Pending (non-error) return code */ -#define BCME_PENDING 1 - -/* Read/write to memory block (F1, no FIFO) via CMD53 (sync only). - * rw: read or write (0/1) - * addr: direct SDIO address - * buf: pointer to memory data buffer - * nbytes: number of bytes to transfer to/from buf - * Returns 0 or error code. - */ -extern int brcmf_sdcard_rwdata(struct brcmf_sdio_card *card, uint rw, u32 addr, - u8 *buf, uint nbytes); - -/* Issue an abort to the specified function */ -extern int brcmf_sdcard_abort(struct brcmf_sdio_card *card, uint fn); - -/* Returns the "Device ID" of target device on the SDIO bus. */ -extern int brcmf_sdcard_query_device(struct brcmf_sdio_card *card); - -/* Miscellaneous knob tweaker. */ -extern int brcmf_sdcard_iovar_op(struct brcmf_sdio_card *card, const char *name, - void *params, int plen, void *arg, int len, - bool set); - -/* helper functions */ - -/* callback functions */ -struct brcmf_sdioh_driver { - /* attach to device */ - void *(*attach) (u16 vend_id, u16 dev_id, u16 bus, u16 slot, - u16 func, uint bustype, u32 regsva, void *param); - /* detach from device */ - void (*detach) (void *ch); -}; - -struct sdioh_info; - -/* platform specific/high level functions */ -extern int brcmf_sdio_function_init(void); -extern int brcmf_sdio_register(struct brcmf_sdioh_driver *driver); -extern void brcmf_sdio_unregister(void); -extern void brcmf_sdio_function_cleanup(void); -extern int brcmf_sdio_probe(struct device *dev); -extern int brcmf_sdio_remove(struct device *dev); - -/* Function to return current window addr */ -extern u32 brcmf_sdcard_cur_sbwad(struct brcmf_sdio_card *card); - -/* Allocate/init/free per-OS private data */ -extern int brcmf_sdioh_osinit(struct sdioh_info *sd); -extern void brcmf_sdioh_osfree(struct sdioh_info *sd); - -/* Core interrupt enable/disable of device interrupts */ -extern void brcmf_sdioh_dev_intr_on(struct sdioh_info *sd); -extern void brcmf_sdioh_dev_intr_off(struct sdioh_info *sd); - -/* attach, return handler on success, NULL if failed. - * The handler shall be provided by all subsequent calls. No local cache - * cfghdl points to the starting address of pci device mapped memory - */ -extern struct sdioh_info *brcmf_sdioh_attach(void *cfghdl, uint irq); -extern int brcmf_sdioh_detach(struct sdioh_info *si); - -extern int -brcmf_sdioh_interrupt_register(struct sdioh_info *si, - void (*sdioh_cb_fn)(void *), void *argh); - -extern int brcmf_sdioh_interrupt_deregister(struct sdioh_info *si); - -/* enable or disable SD interrupt */ -extern int -brcmf_sdioh_interrupt_set(struct sdioh_info *si, bool enable_disable); - -/* read or write one byte using cmd52 */ -extern int -brcmf_sdioh_request_byte(struct sdioh_info *si, uint rw, uint fnc, uint addr, - u8 *byte); - -/* read or write 2/4 bytes using cmd53 */ -extern int -brcmf_sdioh_request_word(struct sdioh_info *si, uint cmd_type, - uint rw, uint fnc, uint addr, - u32 *word, uint nbyte); - -/* read or write any buffer using cmd53 */ -extern int -brcmf_sdioh_request_buffer(struct sdioh_info *si, uint pio_dma, - uint fix_inc, uint rw, uint fnc_num, - u32 addr, uint regwidth, - u32 buflen, u8 *buffer, struct sk_buff *pkt); - -/* get cis data */ -extern int -brcmf_sdioh_cis_read(struct sdioh_info *si, uint fuc, u8 *cis, u32 length); - -extern int -brcmf_sdioh_cfg_read(struct sdioh_info *si, uint fuc, u32 addr, u8 *data); -extern int -brcmf_sdioh_cfg_write(struct sdioh_info *si, uint fuc, u32 addr, u8 *data); - -/* handle iovars */ -extern int brcmf_sdioh_iovar_op(struct sdioh_info *si, const char *name, - void *params, int plen, void *arg, int len, bool set); - -/* Issue abort to the specified function and clear controller as needed */ -extern int brcmf_sdioh_abort(struct sdioh_info *si, uint fnc); - -/* Watchdog timer interface for pm ops */ -extern void brcmf_sdio_wdtmr_enable(bool enable); - -extern uint sd_msglevel; /* Debug message level */ - -extern struct brcmf_sdmmc_instance *gInstance; - -#endif /* _BRCM_SDH_H_ */ |
