97 lines
2.7 KiB
C
97 lines
2.7 KiB
C
/*
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* Copyright (c) 2013 Broadcom Corporation
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*
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* Permission to use, copy, modify, and/or distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifndef BRCMFMAC_FIRMWARE_H
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#define BRCMFMAC_FIRMWARE_H
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#define BRCMF_FW_REQF_OPTIONAL 0x0001
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#define BRCMF_FW_NAME_LEN 320
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#define BRCMF_FW_DEFAULT_PATH "brcm/"
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/**
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* struct brcmf_firmware_mapping - Used to map chipid/revmask to firmware
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* filename and nvram filename. Each bus type implementation should create
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* a table of firmware mappings (using the macros defined below).
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*
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* @chipid: ID of chip.
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* @revmask: bitmask of revisions, e.g. 0x10 means rev 4 only, 0xf means rev 0-3
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* @fw: name of the firmware file.
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* @nvram: name of nvram file.
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*/
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struct brcmf_firmware_mapping {
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u32 chipid;
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u32 revmask;
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const char *fw_base;
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};
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#define BRCMF_FW_DEF(fw_name, fw_base) \
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static const char BRCM_ ## fw_name ## _FIRMWARE_BASENAME[] = \
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BRCMF_FW_DEFAULT_PATH fw_base; \
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MODULE_FIRMWARE(BRCMF_FW_DEFAULT_PATH fw_base ".bin")
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#define BRCMF_FW_ENTRY(chipid, mask, name) \
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{ chipid, mask, BRCM_ ## name ## _FIRMWARE_BASENAME }
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void brcmf_fw_nvram_free(void *nvram);
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enum brcmf_fw_type {
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BRCMF_FW_TYPE_BINARY,
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BRCMF_FW_TYPE_NVRAM
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};
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struct brcmf_fw_item {
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const char *path;
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enum brcmf_fw_type type;
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u16 flags;
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union {
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const struct firmware *binary;
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struct {
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void *data;
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u32 len;
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} nv_data;
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};
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};
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struct brcmf_fw_request {
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u16 domain_nr;
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u16 bus_nr;
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u32 n_items;
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struct brcmf_fw_item items[0];
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};
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struct brcmf_fw_name {
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const char *extension;
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char *path;
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};
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struct brcmf_fw_request *
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brcmf_fw_alloc_request(u32 chip, u32 chiprev,
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const struct brcmf_firmware_mapping mapping_table[],
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u32 table_size, struct brcmf_fw_name *fwnames,
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u32 n_fwnames);
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/*
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* Request firmware(s) asynchronously. When the asynchronous request
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* fails it will not use the callback, but call device_release_driver()
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* instead which will call the driver .remove() callback.
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*/
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int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req,
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void (*fw_cb)(struct device *dev, int err,
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struct brcmf_fw_request *req));
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#endif /* BRCMFMAC_FIRMWARE_H */
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