1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3  * Copyright (C) 2017 Intel Deutschland GmbH
4  * Copyright (C) 2018-2023 Intel Corporation
5  */
6 #ifndef __iwl_fw_runtime_h__
7 #define __iwl_fw_runtime_h__
8 
9 #include "iwl-config.h"
10 #include "iwl-trans.h"
11 #include "img.h"
12 #include "fw/api/debug.h"
13 #include "fw/api/paging.h"
14 #include "fw/api/power.h"
15 #include "iwl-eeprom-parse.h"
16 #include "fw/acpi.h"
17 
18 struct iwl_fw_runtime_ops {
19 	void (*dump_start)(void *ctx);
20 	void (*dump_end)(void *ctx);
21 	int (*send_hcmd)(void *ctx, struct iwl_host_cmd *host_cmd);
22 	bool (*d3_debug_enable)(void *ctx);
23 };
24 
25 #define MAX_NUM_LMAC 2
26 #define MAX_NUM_TCM 2
27 #define MAX_NUM_RCM 2
28 struct iwl_fwrt_shared_mem_cfg {
29 	int num_lmacs;
30 	int num_txfifo_entries;
31 	struct {
32 		u32 txfifo_size[TX_FIFO_MAX_NUM];
33 		u32 rxfifo1_size;
34 	} lmac[MAX_NUM_LMAC];
35 	u32 rxfifo2_size;
36 	u32 rxfifo2_control_size;
37 	u32 internal_txfifo_addr;
38 	u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
39 };
40 
41 #define IWL_FW_RUNTIME_DUMP_WK_NUM 5
42 
43 /**
44  * struct iwl_fwrt_dump_data - dump data
45  * @trig: trigger the worker was scheduled upon
46  * @fw_pkt: packet received from FW
47  */
48 struct iwl_fwrt_dump_data {
49 	union {
50 		struct {
51 			struct iwl_fw_ini_trigger_tlv *trig;
52 			struct iwl_rx_packet *fw_pkt;
53 		};
54 		struct {
55 			const struct iwl_fw_dump_desc *desc;
56 			bool monitor_only;
57 		};
58 	};
59 };
60 
61 /**
62  * struct iwl_fwrt_wk_data - dump worker data struct
63  * @idx: index of the worker
64  * @wk: worker
65  */
66 struct iwl_fwrt_wk_data  {
67 	u8 idx;
68 	struct delayed_work wk;
69 	struct iwl_fwrt_dump_data dump_data;
70 };
71 
72 /**
73  * struct iwl_txf_iter_data - Tx fifo iterator data struct
74  * @fifo: fifo number
75  * @lmac: lmac number
76  * @fifo_size: fifo size
77  * @internal_txf: non zero if fifo is  internal Tx fifo
78  */
79 struct iwl_txf_iter_data {
80 	int fifo;
81 	int lmac;
82 	u32 fifo_size;
83 	u8 internal_txf;
84 };
85 
86 /**
87  * struct iwl_fw_runtime - runtime data for firmware
88  * @fw: firmware image
89  * @cfg: NIC configuration
90  * @dev: device pointer
91  * @ops: user ops
92  * @ops_ctx: user ops context
93  * @fw_paging_db: paging database
94  * @num_of_paging_blk: number of paging blocks
95  * @num_of_pages_in_last_blk: number of pages in the last block
96  * @smem_cfg: saved firmware SMEM configuration
97  * @cur_fw_img: current firmware image, must be maintained by
98  *	the driver by calling &iwl_fw_set_current_image()
99  * @dump: debug dump data
100  */
101 struct iwl_fw_runtime {
102 	struct iwl_trans *trans;
103 	const struct iwl_fw *fw;
104 	struct device *dev;
105 
106 	const struct iwl_fw_runtime_ops *ops;
107 	void *ops_ctx;
108 
109 	const struct iwl_dump_sanitize_ops *sanitize_ops;
110 	void *sanitize_ctx;
111 
112 	/* Paging */
113 	struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
114 	u16 num_of_paging_blk;
115 	u16 num_of_pages_in_last_blk;
116 
117 	enum iwl_ucode_type cur_fw_img;
118 
119 	/* memory configuration */
120 	struct iwl_fwrt_shared_mem_cfg smem_cfg;
121 
122 	/* debug */
123 	struct {
124 		struct iwl_fwrt_wk_data wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
125 		unsigned long active_wks;
126 
127 		u8 conf;
128 
129 		/* ts of the beginning of a non-collect fw dbg data period */
130 		unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM];
131 		u32 *d3_debug_data;
132 		u32 lmac_err_id[MAX_NUM_LMAC];
133 		u32 tcm_err_id[MAX_NUM_TCM];
134 		u32 rcm_err_id[MAX_NUM_RCM];
135 		u32 umac_err_id;
136 
137 		struct iwl_txf_iter_data txf_iter_data;
138 
139 		struct {
140 			u8 type;
141 			u8 subtype;
142 			u32 lmac_major;
143 			u32 lmac_minor;
144 			u32 umac_major;
145 			u32 umac_minor;
146 		} fw_ver;
147 	} dump;
148 	struct {
149 #ifdef CONFIG_IWLWIFI_DEBUGFS
150 		struct delayed_work wk;
151 		u32 delay;
152 #endif
153 		u64 seq;
154 	} timestamp;
155 #ifdef CONFIG_IWLWIFI_DEBUGFS
156 	bool tpc_enabled;
157 #endif /* CONFIG_IWLWIFI_DEBUGFS */
158 #ifdef CONFIG_ACPI
159 	struct iwl_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
160 	u8 sar_chain_a_profile;
161 	u8 sar_chain_b_profile;
162 	struct iwl_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES_REV3];
163 	u32 geo_rev;
164 	u32 geo_num_profiles;
165 	bool geo_enabled;
166 	struct iwl_ppag_chain ppag_chains[IWL_NUM_CHAIN_LIMITS];
167 	u32 ppag_flags;
168 	u32 ppag_ver;
169 	bool ppag_table_valid;
170 	struct iwl_sar_offset_mapping_cmd sgom_table;
171 	bool sgom_enabled;
172 	u8 reduced_power_flags;
173 #endif
174 };
175 
176 void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans,
177 			const struct iwl_fw *fw,
178 			const struct iwl_fw_runtime_ops *ops, void *ops_ctx,
179 			const struct iwl_dump_sanitize_ops *sanitize_ops,
180 			void *sanitize_ctx,
181 			struct dentry *dbgfs_dir);
182 
iwl_fw_runtime_free(struct iwl_fw_runtime * fwrt)183 static inline void iwl_fw_runtime_free(struct iwl_fw_runtime *fwrt)
184 {
185 	int i;
186 
187 	kfree(fwrt->dump.d3_debug_data);
188 	fwrt->dump.d3_debug_data = NULL;
189 
190 	iwl_dbg_tlv_del_timers(fwrt->trans);
191 	for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++)
192 		cancel_delayed_work_sync(&fwrt->dump.wks[i].wk);
193 }
194 
195 void iwl_fw_runtime_suspend(struct iwl_fw_runtime *fwrt);
196 
197 void iwl_fw_runtime_resume(struct iwl_fw_runtime *fwrt);
198 
iwl_fw_set_current_image(struct iwl_fw_runtime * fwrt,enum iwl_ucode_type cur_fw_img)199 static inline void iwl_fw_set_current_image(struct iwl_fw_runtime *fwrt,
200 					    enum iwl_ucode_type cur_fw_img)
201 {
202 	fwrt->cur_fw_img = cur_fw_img;
203 }
204 
205 int iwl_init_paging(struct iwl_fw_runtime *fwrt, enum iwl_ucode_type type);
206 void iwl_free_fw_paging(struct iwl_fw_runtime *fwrt);
207 
208 void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt);
209 int iwl_set_soc_latency(struct iwl_fw_runtime *fwrt);
210 int iwl_configure_rxq(struct iwl_fw_runtime *fwrt);
211 
212 #endif /* __iwl_fw_runtime_h__ */
213