1 /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */
2 /*
3  * Copyright (C) 2017 Intel Deutschland GmbH
4  * Copyright (C) 2018-2024 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 #include "fw/regulatory.h"
18 
19 struct iwl_fw_runtime_ops {
20 	void (*dump_start)(void *ctx);
21 	void (*dump_end)(void *ctx);
22 	bool (*fw_running)(void *ctx);
23 	int (*send_hcmd)(void *ctx, struct iwl_host_cmd *host_cmd);
24 	bool (*d3_debug_enable)(void *ctx);
25 };
26 
27 #define MAX_NUM_LMAC 2
28 #define MAX_NUM_TCM 2
29 #define MAX_NUM_RCM 2
30 struct iwl_fwrt_shared_mem_cfg {
31 	int num_lmacs;
32 	int num_txfifo_entries;
33 	struct {
34 		u32 txfifo_size[TX_FIFO_MAX_NUM];
35 		u32 rxfifo1_size;
36 	} lmac[MAX_NUM_LMAC];
37 	u32 rxfifo2_size;
38 	u32 rxfifo2_control_size;
39 	u32 internal_txfifo_addr;
40 	u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
41 };
42 
43 #define IWL_FW_RUNTIME_DUMP_WK_NUM 5
44 
45 /**
46  * struct iwl_fwrt_dump_data - dump data
47  * @trig: trigger the worker was scheduled upon
48  * @fw_pkt: packet received from FW
49  *
50  * Note that the decision which part of the union is used
51  * is based on iwl_trans_dbg_ini_valid(): the 'trig' part
52  * is used if it is %true, the 'desc' part otherwise.
53  */
54 struct iwl_fwrt_dump_data {
55 	union {
56 		struct {
57 			struct iwl_fw_ini_trigger_tlv *trig;
58 			struct iwl_rx_packet *fw_pkt;
59 		};
60 		struct {
61 			/* must be first to be same as 'trig' */
62 			const struct iwl_fw_dump_desc *desc;
63 			bool monitor_only;
64 		};
65 	};
66 };
67 
68 /**
69  * struct iwl_fwrt_wk_data - dump worker data struct
70  * @idx: index of the worker
71  * @wk: worker
72  */
73 struct iwl_fwrt_wk_data  {
74 	u8 idx;
75 	struct delayed_work wk;
76 	struct iwl_fwrt_dump_data dump_data;
77 };
78 
79 /**
80  * struct iwl_txf_iter_data - Tx fifo iterator data struct
81  * @fifo: fifo number
82  * @lmac: lmac number
83  * @fifo_size: fifo size
84  * @internal_txf: non zero if fifo is  internal Tx fifo
85  */
86 struct iwl_txf_iter_data {
87 	int fifo;
88 	int lmac;
89 	u32 fifo_size;
90 	u8 internal_txf;
91 };
92 
93 /**
94  * struct iwl_fw_runtime - runtime data for firmware
95  * @fw: firmware image
96  * @cfg: NIC configuration
97  * @dev: device pointer
98  * @ops: user ops
99  * @ops_ctx: user ops context
100  * @fw_paging_db: paging database
101  * @num_of_paging_blk: number of paging blocks
102  * @num_of_pages_in_last_blk: number of pages in the last block
103  * @smem_cfg: saved firmware SMEM configuration
104  * @cur_fw_img: current firmware image, must be maintained by
105  *	the driver by calling &iwl_fw_set_current_image()
106  * @dump: debug dump data
107  * @uats_enabled: VLP or AFC AP is enabled
108  * @uats_table: AP type table
109  * @uefi_tables_lock_status: The status of the WIFI GUID UEFI variables lock:
110  *	0: Unlocked, 1 and 2: Locked.
111  *	Only read the UEFI variables if locked.
112  * @sar_profiles: sar profiles as read from WRDS/EWRD BIOS tables
113  * @geo_profiles: geographic profiles as read from WGDS BIOS table
114  */
115 struct iwl_fw_runtime {
116 	struct iwl_trans *trans;
117 	const struct iwl_fw *fw;
118 	struct device *dev;
119 
120 	const struct iwl_fw_runtime_ops *ops;
121 	void *ops_ctx;
122 
123 	const struct iwl_dump_sanitize_ops *sanitize_ops;
124 	void *sanitize_ctx;
125 
126 	/* Paging */
127 	struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
128 	u16 num_of_paging_blk;
129 	u16 num_of_pages_in_last_blk;
130 
131 	enum iwl_ucode_type cur_fw_img;
132 
133 	/* memory configuration */
134 	struct iwl_fwrt_shared_mem_cfg smem_cfg;
135 
136 	/* debug */
137 	struct {
138 		struct iwl_fwrt_wk_data wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
139 		unsigned long active_wks;
140 
141 		u8 conf;
142 
143 		/* ts of the beginning of a non-collect fw dbg data period */
144 		unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM];
145 		u32 *d3_debug_data;
146 		u32 lmac_err_id[MAX_NUM_LMAC];
147 		u32 tcm_err_id[MAX_NUM_TCM];
148 		u32 rcm_err_id[MAX_NUM_RCM];
149 		u32 umac_err_id;
150 
151 		struct iwl_txf_iter_data txf_iter_data;
152 
153 		struct {
154 			u8 type;
155 			u8 subtype;
156 			u32 lmac_major;
157 			u32 lmac_minor;
158 			u32 umac_major;
159 			u32 umac_minor;
160 		} fw_ver;
161 	} dump;
162 	struct {
163 #ifdef CONFIG_IWLWIFI_DEBUGFS
164 		struct delayed_work wk;
165 		u32 delay;
166 #endif
167 		u64 seq;
168 	} timestamp;
169 #ifdef CONFIG_IWLWIFI_DEBUGFS
170 	bool tpc_enabled;
171 #endif /* CONFIG_IWLWIFI_DEBUGFS */
172 	struct iwl_sar_profile sar_profiles[BIOS_SAR_MAX_PROFILE_NUM];
173 	u8 sar_chain_a_profile;
174 	u8 sar_chain_b_profile;
175 	u8 reduced_power_flags;
176 	struct iwl_geo_profile geo_profiles[BIOS_GEO_MAX_PROFILE_NUM];
177 	u32 geo_rev;
178 	u32 geo_num_profiles;
179 	bool geo_enabled;
180 	struct iwl_ppag_chain ppag_chains[IWL_NUM_CHAIN_LIMITS];
181 	u32 ppag_flags;
182 	u8 ppag_ver;
183 	struct iwl_sar_offset_mapping_cmd sgom_table;
184 	bool sgom_enabled;
185 	struct iwl_mcc_allowed_ap_type_cmd uats_table;
186 	u8 uefi_tables_lock_status;
187 	bool uats_enabled;
188 };
189 
190 void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans,
191 			const struct iwl_fw *fw,
192 			const struct iwl_fw_runtime_ops *ops, void *ops_ctx,
193 			const struct iwl_dump_sanitize_ops *sanitize_ops,
194 			void *sanitize_ctx,
195 			struct dentry *dbgfs_dir);
196 
iwl_fw_runtime_free(struct iwl_fw_runtime * fwrt)197 static inline void iwl_fw_runtime_free(struct iwl_fw_runtime *fwrt)
198 {
199 	int i;
200 
201 	kfree(fwrt->dump.d3_debug_data);
202 	fwrt->dump.d3_debug_data = NULL;
203 
204 	iwl_dbg_tlv_del_timers(fwrt->trans);
205 	for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++)
206 		cancel_delayed_work_sync(&fwrt->dump.wks[i].wk);
207 }
208 
209 void iwl_fw_runtime_suspend(struct iwl_fw_runtime *fwrt);
210 
211 void iwl_fw_runtime_resume(struct iwl_fw_runtime *fwrt);
212 
iwl_fw_set_current_image(struct iwl_fw_runtime * fwrt,enum iwl_ucode_type cur_fw_img)213 static inline void iwl_fw_set_current_image(struct iwl_fw_runtime *fwrt,
214 					    enum iwl_ucode_type cur_fw_img)
215 {
216 	fwrt->cur_fw_img = cur_fw_img;
217 }
218 
219 int iwl_init_paging(struct iwl_fw_runtime *fwrt, enum iwl_ucode_type type);
220 void iwl_free_fw_paging(struct iwl_fw_runtime *fwrt);
221 
222 void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt);
223 int iwl_set_soc_latency(struct iwl_fw_runtime *fwrt);
224 int iwl_configure_rxq(struct iwl_fw_runtime *fwrt);
225 
226 #endif /* __iwl_fw_runtime_h__ */
227