diff options
Diffstat (limited to 'drivers/net/wireless/bcmdhd/include/bcmspibrcm.h')
| -rwxr-xr-x | drivers/net/wireless/bcmdhd/include/bcmspibrcm.h | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcmdhd/include/bcmspibrcm.h b/drivers/net/wireless/bcmdhd/include/bcmspibrcm.h new file mode 100755 index 0000000..13d6557 --- /dev/null +++ b/drivers/net/wireless/bcmdhd/include/bcmspibrcm.h @@ -0,0 +1,168 @@ +/* + * SD-SPI Protocol Conversion - BCMSDH->gSPI Translation Layer + * + * Copyright (C) 1999-2012, Broadcom Corporation + * + * Unless you and Broadcom execute a separate written software license + * agreement governing use of this software, this software is licensed to you + * under the terms of the GNU General Public License version 2 (the "GPL"), + * available at http://www.broadcom.com/licenses/GPLv2.php, with the + * following added to such license: + * + * As a special exception, the copyright holders of this software give you + * permission to link this software with independent modules, and to copy and + * distribute the resulting executable under terms of your choice, provided that + * you also meet, for each linked independent module, the terms and conditions of + * the license of that module. An independent module is a module which is not + * derived from this software. The special exception does not apply to any + * modifications of the software. + * + * Notwithstanding the above, under no circumstances may you combine this + * software in any way with any other Broadcom software provided under a license + * other than the GPL, without Broadcom's express prior written consent. + * + * $Id: bcmspibrcm.h 354197 2012-08-30 09:05:59Z $ + */ +#ifndef _BCM_SPI_BRCM_H +#define _BCM_SPI_BRCM_H + +#ifndef SPI_MAX_IOFUNCS +/* Maximum number of I/O funcs */ +#define SPI_MAX_IOFUNCS 4 +#endif +/* global msglevel for debug messages - bitvals come from sdiovar.h */ + +#if defined(DHD_DEBUG) +#define sd_err(x) do { if (sd_msglevel & SDH_ERROR_VAL) printf x; } while (0) +#define sd_trace(x) do { if (sd_msglevel & SDH_TRACE_VAL) printf x; } while (0) +#define sd_info(x) do { if (sd_msglevel & SDH_INFO_VAL) printf x; } while (0) +#define sd_debug(x) do { if (sd_msglevel & SDH_DEBUG_VAL) printf x; } while (0) +#define sd_data(x) do { if (sd_msglevel & SDH_DATA_VAL) printf x; } while (0) +#define sd_ctrl(x) do { if (sd_msglevel & SDH_CTRL_VAL) 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 + +#define sd_log(x) + +#define SDIOH_ASSERT(exp) \ + do { if (!(exp)) \ + printf("!!!ASSERT fail: file %s lines %d", __FILE__, __LINE__); \ + } while (0) + +#define BLOCK_SIZE_F1 64 +#define BLOCK_SIZE_F2 2048 +#define BLOCK_SIZE_F3 2048 + +/* internal return code */ +#define SUCCESS 0 +#undef ERROR +#define ERROR 1 +#define ERROR_UF 2 +#define ERROR_OF 3 + +/* private bus modes */ +#define SDIOH_MODE_SPI 0 + +#define USE_BLOCKMODE 0x2 /* Block mode can be single block or multi */ +#define USE_MULTIBLOCK 0x4 + +struct sdioh_info { + uint cfg_bar; /* pci cfg address for bar */ + uint32 caps; /* cached value of capabilities reg */ +#ifndef BCMSPI_ANDROID + void *bar0; /* BAR0 for PCI Device */ +#endif /* !BCMSPI_ANDROID */ + osl_t *osh; /* osh handler */ + void *controller; /* Pointer to SPI Controller's private data struct */ +#ifndef BCMSPI_ANDROID + uint lockcount; /* nest count of spi_lock() calls */ + 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 */ +#endif /* !BCMSPI_ANDROID */ + bool initialized; /* card initialized */ + uint32 target_dev; /* Target device ID */ + uint32 intmask; /* Current active interrupts */ +#ifndef BCMSPI_ANDROID + void *sdos_info; /* Pointer to per-OS private data */ +#endif /* !BCMSPI_ANDROID */ + uint32 controller_type; /* Host controller type */ + uint8 version; /* Host Controller Spec Compliance Version */ + uint irq; /* Client irq */ + uint32 intrcount; /* Client interrupts */ + uint32 local_intrcount; /* Controller interrupts */ + bool host_init_done; /* Controller initted */ + bool card_init_done; /* Client SDIO interface initted */ + bool polled_mode; /* polling for command completion */ + + 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 */ + /* polling hack in wl_linux.c:wl_timer() */ + int adapter_slot; /* Maybe dealing with multiple slots/controllers */ + int sd_mode; /* SD1/SD4/SPI */ + int client_block_size[SPI_MAX_IOFUNCS]; /* Blocksize */ + uint32 data_xfer_count; /* Current transfer */ + uint16 card_rca; /* Current Address */ + uint8 num_funcs; /* Supported funcs on client */ + uint32 card_dstatus; /* 32bit device status */ + uint32 com_cis_ptr; + uint32 func_cis_ptr[SPI_MAX_IOFUNCS]; + void *dma_buf; + ulong dma_phys; + int r_cnt; /* rx count */ + int t_cnt; /* tx_count */ + uint32 wordlen; /* host processor 16/32bits */ + uint32 prev_fun; + uint32 chip; + uint32 chiprev; + bool resp_delay_all; + bool dwordmode; + bool resp_delay_new; + + struct spierrstats_t spierrstats; +}; + +/************************************************************ + * Internal interfaces: per-port references into bcmspibrcm.c + */ + +/* Global message bits */ +extern uint sd_msglevel; + +/************************************************************** + * Internal interfaces: bcmspibrcm.c references to per-port code + */ + +/* Interrupt (de)registration routines */ +extern int spi_register_irq(sdioh_info_t *sd, uint irq); +extern void spi_free_irq(uint irq, sdioh_info_t *sd); + +/* OS-specific interrupt wrappers (atomic interrupt enable/disable) */ +extern void spi_lock(sdioh_info_t *sd); +extern void spi_unlock(sdioh_info_t *sd); + +/* Allocate/init/free per-OS private data */ +extern int spi_osinit(sdioh_info_t *sd); +extern void spi_osfree(sdioh_info_t *sd); + +#define SPI_RW_FLAG_M BITFIELD_MASK(1) /* Bit [31] - R/W Command Bit */ +#define SPI_RW_FLAG_S 31 +#define SPI_ACCESS_M BITFIELD_MASK(1) /* Bit [30] - Fixed/Incr Access */ +#define SPI_ACCESS_S 30 +#define SPI_FUNCTION_M BITFIELD_MASK(2) /* Bit [29:28] - Function Number */ +#define SPI_FUNCTION_S 28 +#define SPI_REG_ADDR_M BITFIELD_MASK(17) /* Bit [27:11] - Address */ +#define SPI_REG_ADDR_S 11 +#define SPI_LEN_M BITFIELD_MASK(11) /* Bit [10:0] - Packet length */ +#define SPI_LEN_S 0 + +#endif /* _BCM_SPI_BRCM_H */ |