Merge tag 'v2.6.37' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

[mv-sheeva.git] / drivers / staging / brcm80211 / include / bcmsdh_sdmmc.h

diff --git a/drivers/staging/brcm80211/include/bcmsdh_sdmmc.h b/drivers/staging/brcm80211/include/bcmsdh_sdmmc.h
new file mode 100644 (file)
index 0000000..7d5aa71
--- /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__ */