xref: /OK3568_Linux_fs/kernel/drivers/net/wireless/ath/ath10k/swap.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: ISC */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  * Copyright (c) 2015-2016 Qualcomm Atheros, Inc.
4*4882a593Smuzhiyun  */
5*4882a593Smuzhiyun 
6*4882a593Smuzhiyun #ifndef _SWAP_H_
7*4882a593Smuzhiyun #define _SWAP_H_
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun #define ATH10K_SWAP_CODE_SEG_BIN_LEN_MAX	(512 * 1024)
10*4882a593Smuzhiyun #define ATH10K_SWAP_CODE_SEG_MAGIC_BYTES_SZ	12
11*4882a593Smuzhiyun #define ATH10K_SWAP_CODE_SEG_NUM_MAX		16
12*4882a593Smuzhiyun /* Currently only one swap segment is supported */
13*4882a593Smuzhiyun #define ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED	1
14*4882a593Smuzhiyun 
15*4882a593Smuzhiyun struct ath10k_fw_file;
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun struct ath10k_swap_code_seg_tlv {
18*4882a593Smuzhiyun 	__le32 address;
19*4882a593Smuzhiyun 	__le32 length;
20*4882a593Smuzhiyun 	u8 data[0];
21*4882a593Smuzhiyun } __packed;
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun struct ath10k_swap_code_seg_tail {
24*4882a593Smuzhiyun 	u8 magic_signature[ATH10K_SWAP_CODE_SEG_MAGIC_BYTES_SZ];
25*4882a593Smuzhiyun 	__le32 bmi_write_addr;
26*4882a593Smuzhiyun } __packed;
27*4882a593Smuzhiyun 
28*4882a593Smuzhiyun union ath10k_swap_code_seg_item {
29*4882a593Smuzhiyun 	struct ath10k_swap_code_seg_tlv tlv;
30*4882a593Smuzhiyun 	struct ath10k_swap_code_seg_tail tail;
31*4882a593Smuzhiyun } __packed;
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun struct ath10k_swap_code_seg_hw_info {
34*4882a593Smuzhiyun 	/* Swap binary image size */
35*4882a593Smuzhiyun 	__le32 swap_size;
36*4882a593Smuzhiyun 	__le32 num_segs;
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun 	/* Swap data size */
39*4882a593Smuzhiyun 	__le32 size;
40*4882a593Smuzhiyun 	__le32 size_log2;
41*4882a593Smuzhiyun 	__le32 bus_addr[ATH10K_SWAP_CODE_SEG_NUM_MAX];
42*4882a593Smuzhiyun 	__le64 reserved[ATH10K_SWAP_CODE_SEG_NUM_MAX];
43*4882a593Smuzhiyun } __packed;
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun struct ath10k_swap_code_seg_info {
46*4882a593Smuzhiyun 	struct ath10k_swap_code_seg_hw_info seg_hw_info;
47*4882a593Smuzhiyun 	void *virt_address[ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED];
48*4882a593Smuzhiyun 	u32 target_addr;
49*4882a593Smuzhiyun 	dma_addr_t paddr[ATH10K_SWAP_CODE_SEG_NUM_SUPPORTED];
50*4882a593Smuzhiyun };
51*4882a593Smuzhiyun 
52*4882a593Smuzhiyun int ath10k_swap_code_seg_configure(struct ath10k *ar,
53*4882a593Smuzhiyun 				   const struct ath10k_fw_file *fw_file);
54*4882a593Smuzhiyun void ath10k_swap_code_seg_release(struct ath10k *ar,
55*4882a593Smuzhiyun 				  struct ath10k_fw_file *fw_file);
56*4882a593Smuzhiyun int ath10k_swap_code_seg_init(struct ath10k *ar,
57*4882a593Smuzhiyun 			      struct ath10k_fw_file *fw_file);
58*4882a593Smuzhiyun 
59*4882a593Smuzhiyun #endif
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