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/*
* Copyright (c) 2013 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 BRCMFMAC_FIRMWARE_H
#define BRCMFMAC_FIRMWARE_H
#define BRCMF_FW_REQF_OPTIONAL 0x0001
#define BRCMF_FW_NAME_LEN 320
#define BRCMF_FW_DEFAULT_PATH "brcm/"
/**
* struct brcmf_firmware_mapping - Used to map chipid/revmask to firmware
* filename and nvram filename. Each bus type implementation should create
* a table of firmware mappings (using the macros defined below).
*
* @chipid: ID of chip.
* @revmask: bitmask of revisions, e.g. 0x10 means rev 4 only, 0xf means rev 0-3
* @fw: name of the firmware file.
* @nvram: name of nvram file.
*/
struct brcmf_firmware_mapping {
u32 chipid;
u32 revmask;
const char *fw_base;
};
#define BRCMF_FW_DEF(fw_name, fw_base) \
static const char BRCM_ ## fw_name ## _FIRMWARE_BASENAME[] = \
BRCMF_FW_DEFAULT_PATH fw_base; \
MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH fw_base ".bin")
#define BRCMF_FW_ENTRY(chipid, mask, name) \
{ chipid, mask, BRCM_ ## name ## _FIRMWARE_BASENAME }
void brcmf_fw_nvram_free(void *nvram);
enum brcmf_fw_type {
BRCMF_FW_TYPE_BINARY,
BRCMF_FW_TYPE_NVRAM
};
struct brcmf_fw_item {
const char *path;
enum brcmf_fw_type type;
u16 flags;
union {
const struct firmware *binary;
struct {
void *data;
u32 len;
} nv_data;
};
};
struct brcmf_fw_request {
u16 domain_nr;
u16 bus_nr;
u32 n_items;
struct brcmf_fw_item items[0];
};
struct brcmf_fw_name {
const char *extension;
char *path;
};
struct brcmf_fw_request *
brcmf_fw_alloc_request(u32 chip, u32 chiprev,
const struct brcmf_firmware_mapping mapping_table[],
u32 table_size, struct brcmf_fw_name *fwnames,
u32 n_fwnames);
/*
* Request firmware(s) asynchronously. When the asynchronous request
* fails it will not use the callback, but call device_release_driver()
* instead which will call the driver .remove() callback.
*/
int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req,
void (*fw_cb)(struct device *dev, int err,
struct brcmf_fw_request *req));
#endif /* BRCMFMAC_FIRMWARE_H */
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