1 /******************************************************************************
2  *
3  * This file is provided under a dual BSD/GPLv2 license.  When using or
4  * redistributing this file, you may do so under either license.
5  *
6  * GPL LICENSE SUMMARY
7  *
8  * Copyright(c) 2017 Intel Deutschland GmbH
9  * Copyright (C) 2018-2019 Intel Corporation
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of version 2 of the GNU General Public License as
13  * published by the Free Software Foundation.
14  *
15  * This program is distributed in the hope that it will be useful, but
16  * WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * General Public License for more details.
19  *
20  * The full GNU General Public License is included in this distribution
21  * in the file called COPYING.
22  *
23  * Contact Information:
24  *  Intel Linux Wireless <linuxwifi@intel.com>
25  * Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
26  *
27  * BSD LICENSE
28  *
29  * Copyright(c) 2017 Intel Deutschland GmbH
30  * Copyright (C) 2018-2019 Intel Corporation
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59  *****************************************************************************/
60 #ifndef __iwl_fw_runtime_h__
61 #define __iwl_fw_runtime_h__
62 
63 #include "iwl-config.h"
64 #include "iwl-trans.h"
65 #include "img.h"
66 #include "fw/api/debug.h"
67 #include "fw/api/paging.h"
68 #include "fw/api/power.h"
69 #include "iwl-eeprom-parse.h"
70 #include "fw/acpi.h"
71 
72 struct iwl_fw_runtime_ops {
73 	int (*dump_start)(void *ctx);
74 	void (*dump_end)(void *ctx);
75 	bool (*fw_running)(void *ctx);
76 	int (*send_hcmd)(void *ctx, struct iwl_host_cmd *host_cmd);
77 	bool (*d3_debug_enable)(void *ctx);
78 };
79 
80 #define MAX_NUM_LMAC 2
81 struct iwl_fwrt_shared_mem_cfg {
82 	int num_lmacs;
83 	int num_txfifo_entries;
84 	struct {
85 		u32 txfifo_size[TX_FIFO_MAX_NUM];
86 		u32 rxfifo1_size;
87 	} lmac[MAX_NUM_LMAC];
88 	u32 rxfifo2_size;
89 	u32 internal_txfifo_addr;
90 	u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
91 };
92 
93 #define IWL_FW_RUNTIME_DUMP_WK_NUM 5
94 
95 /**
96  * struct iwl_fwrt_dump_data - dump data
97  * @trig: trigger the worker was scheduled upon
98  * @fw_pkt: packet received from FW
99  */
100 struct iwl_fwrt_dump_data {
101 	struct iwl_fw_ini_trigger_tlv *trig;
102 	struct iwl_rx_packet *fw_pkt;
103 };
104 
105 /**
106  * struct iwl_fwrt_wk_data - dump worker data struct
107  * @idx: index of the worker
108  * @wk: worker
109  */
110 struct iwl_fwrt_wk_data  {
111 	u8 idx;
112 	struct delayed_work wk;
113 	struct iwl_fwrt_dump_data dump_data;
114 };
115 
116 /**
117  * struct iwl_txf_iter_data - Tx fifo iterator data struct
118  * @fifo: fifo number
119  * @lmac: lmac number
120  * @fifo_size: fifo size
121  * @internal_txf: non zero if fifo is  internal Tx fifo
122  */
123 struct iwl_txf_iter_data {
124 	int fifo;
125 	int lmac;
126 	u32 fifo_size;
127 	u8 internal_txf;
128 };
129 
130 /**
131  * struct iwl_fw_runtime - runtime data for firmware
132  * @fw: firmware image
133  * @cfg: NIC configuration
134  * @dev: device pointer
135  * @ops: user ops
136  * @ops_ctx: user ops context
137  * @fw_paging_db: paging database
138  * @num_of_paging_blk: number of paging blocks
139  * @num_of_pages_in_last_blk: number of pages in the last block
140  * @smem_cfg: saved firmware SMEM configuration
141  * @cur_fw_img: current firmware image, must be maintained by
142  *	the driver by calling &iwl_fw_set_current_image()
143  * @dump: debug dump data
144  */
145 struct iwl_fw_runtime {
146 	struct iwl_trans *trans;
147 	const struct iwl_fw *fw;
148 	struct device *dev;
149 
150 	const struct iwl_fw_runtime_ops *ops;
151 	void *ops_ctx;
152 
153 	/* Paging */
154 	struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
155 	u16 num_of_paging_blk;
156 	u16 num_of_pages_in_last_blk;
157 
158 	enum iwl_ucode_type cur_fw_img;
159 
160 	/* memory configuration */
161 	struct iwl_fwrt_shared_mem_cfg smem_cfg;
162 
163 	/* debug */
164 	struct {
165 		const struct iwl_fw_dump_desc *desc;
166 		bool monitor_only;
167 		struct iwl_fwrt_wk_data wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
168 		unsigned long active_wks;
169 
170 		u8 conf;
171 
172 		/* ts of the beginning of a non-collect fw dbg data period */
173 		unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM];
174 		u32 *d3_debug_data;
175 		u32 lmac_err_id[MAX_NUM_LMAC];
176 		u32 umac_err_id;
177 
178 		struct iwl_txf_iter_data txf_iter_data;
179 
180 		struct {
181 			u8 type;
182 			u8 subtype;
183 			u32 lmac_major;
184 			u32 lmac_minor;
185 			u32 umac_major;
186 			u32 umac_minor;
187 		} fw_ver;
188 	} dump;
189 #ifdef CONFIG_IWLWIFI_DEBUGFS
190 	struct {
191 		struct delayed_work wk;
192 		u32 delay;
193 		u64 seq;
194 	} timestamp;
195 	bool tpc_enabled;
196 #endif /* CONFIG_IWLWIFI_DEBUGFS */
197 #ifdef CONFIG_ACPI
198 	struct iwl_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
199 	u8 sar_chain_a_profile;
200 	u8 sar_chain_b_profile;
201 	struct iwl_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
202 	u32 geo_rev;
203 	struct iwl_ppag_table_cmd ppag_table;
204 #endif
205 };
206 
207 void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans,
208 			const struct iwl_fw *fw,
209 			const struct iwl_fw_runtime_ops *ops, void *ops_ctx,
210 			struct dentry *dbgfs_dir);
211 
212 static inline void iwl_fw_runtime_free(struct iwl_fw_runtime *fwrt)
213 {
214 	int i;
215 
216 	kfree(fwrt->dump.d3_debug_data);
217 	fwrt->dump.d3_debug_data = NULL;
218 
219 	iwl_dbg_tlv_del_timers(fwrt->trans);
220 	for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++)
221 		cancel_delayed_work_sync(&fwrt->dump.wks[i].wk);
222 }
223 
224 void iwl_fw_runtime_suspend(struct iwl_fw_runtime *fwrt);
225 
226 void iwl_fw_runtime_resume(struct iwl_fw_runtime *fwrt);
227 
228 static inline void iwl_fw_set_current_image(struct iwl_fw_runtime *fwrt,
229 					    enum iwl_ucode_type cur_fw_img)
230 {
231 	fwrt->cur_fw_img = cur_fw_img;
232 }
233 
234 int iwl_init_paging(struct iwl_fw_runtime *fwrt, enum iwl_ucode_type type);
235 void iwl_free_fw_paging(struct iwl_fw_runtime *fwrt);
236 
237 void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt);
238 
239 #endif /* __iwl_fw_runtime_h__ */
240