xref: /openbmc/linux/drivers/net/wireless/ath/ath10k/snoc.h (revision 22fc4c4c9fd60427bcda00878cee94e7622cfa7a)
1 /*
2  * Copyright (c) 2018 The Linux Foundation. All rights reserved.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 #ifndef _SNOC_H_
18 #define _SNOC_H_
19 
20 #include "hw.h"
21 #include "ce.h"
22 #include "qmi.h"
23 
24 struct ath10k_snoc_drv_priv {
25 	enum ath10k_hw_rev hw_rev;
26 	u64 dma_mask;
27 	u32 msa_size;
28 };
29 
30 struct snoc_state {
31 	u32 pipe_cfg_addr;
32 	u32 svc_to_pipe_map;
33 };
34 
35 struct ath10k_snoc_pipe {
36 	struct ath10k_ce_pipe *ce_hdl;
37 	u8 pipe_num;
38 	struct ath10k *hif_ce_state;
39 	size_t buf_sz;
40 	/* protect ce info */
41 	spinlock_t pipe_lock;
42 	struct ath10k_snoc *ar_snoc;
43 };
44 
45 struct ath10k_snoc_target_info {
46 	u32 target_version;
47 	u32 target_type;
48 	u32 target_revision;
49 	u32 soc_version;
50 };
51 
52 struct ath10k_snoc_ce_irq {
53 	u32 irq_line;
54 };
55 
56 struct ath10k_vreg_info {
57 	struct regulator *reg;
58 	const char *name;
59 	u32 min_v;
60 	u32 max_v;
61 	u32 load_ua;
62 	unsigned long settle_delay;
63 	bool required;
64 };
65 
66 struct ath10k_clk_info {
67 	struct clk *handle;
68 	const char *name;
69 	u32 freq;
70 	bool required;
71 };
72 
73 enum ath10k_snoc_flags {
74 	ATH10K_SNOC_FLAG_REGISTERED,
75 	ATH10K_SNOC_FLAG_UNREGISTERING,
76 	ATH10K_SNOC_FLAG_RECOVERY,
77 };
78 
79 struct ath10k_snoc {
80 	struct platform_device *dev;
81 	struct ath10k *ar;
82 	void __iomem *mem;
83 	dma_addr_t mem_pa;
84 	struct ath10k_snoc_target_info target_info;
85 	size_t mem_len;
86 	struct ath10k_snoc_pipe pipe_info[CE_COUNT_MAX];
87 	struct ath10k_snoc_ce_irq ce_irqs[CE_COUNT_MAX];
88 	struct ath10k_ce ce;
89 	struct timer_list rx_post_retry;
90 	struct ath10k_vreg_info *vreg;
91 	struct ath10k_clk_info *clk;
92 	struct ath10k_qmi *qmi;
93 	unsigned long int flags;
94 };
95 
96 static inline struct ath10k_snoc *ath10k_snoc_priv(struct ath10k *ar)
97 {
98 	return (struct ath10k_snoc *)ar->drv_priv;
99 }
100 
101 int ath10k_snoc_fw_indication(struct ath10k *ar, u64 type);
102 
103 #endif /* _SNOC_H_ */
104