linux/drivers/net/wireless/ath/ath10k/swap.h

73 lines
2.2 KiB
C

/*
* Copyright (c) 2015 Qualcomm Atheros, Inc.
*
* 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 _SWAP_H_
#define _SWAP_H_
#define ATH10K_SWAP_CODE_SEG_BIN_LEN_MAX (512 * 1024)
#define ATH10K_SWAP_CODE_SEG_MAGIC_BYTES_SZ 12
#define ATH10K_SWAP_CODE_SEG_NUM_MAX 16
/* Currently only one swap segment is supported */
#define ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED 1
struct ath10k_swap_code_seg_tlv {
__le32 address;
__le32 length;
u8 data[0];
} __packed;
struct ath10k_swap_code_seg_tail {
u8 magic_signature[ATH10K_SWAP_CODE_SEG_MAGIC_BYTES_SZ];
__le32 bmi_write_addr;
} __packed;
union ath10k_swap_code_seg_item {
struct ath10k_swap_code_seg_tlv tlv;
struct ath10k_swap_code_seg_tail tail;
} __packed;
enum ath10k_swap_code_seg_bin_type {
ATH10K_SWAP_CODE_SEG_BIN_TYPE_OTP,
ATH10K_SWAP_CODE_SEG_BIN_TYPE_FW,
ATH10K_SWAP_CODE_SEG_BIN_TYPE_UTF,
};
struct ath10k_swap_code_seg_hw_info {
/* Swap binary image size */
__le32 swap_size;
__le32 num_segs;
/* Swap data size */
__le32 size;
__le32 size_log2;
__le32 bus_addr[ATH10K_SWAP_CODE_SEG_NUM_MAX];
__le64 reserved[ATH10K_SWAP_CODE_SEG_NUM_MAX];
} __packed;
struct ath10k_swap_code_seg_info {
struct ath10k_swap_code_seg_hw_info seg_hw_info;
void *virt_address[ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED];
u32 target_addr;
dma_addr_t paddr[ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED];
};
int ath10k_swap_code_seg_configure(struct ath10k *ar,
enum ath10k_swap_code_seg_bin_type type);
void ath10k_swap_code_seg_release(struct ath10k *ar);
int ath10k_swap_code_seg_init(struct ath10k *ar);
#endif