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.
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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.
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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 #define IWL_FW_DBG_DOMAIN		IWL_TRANS_FW_DBG_DOMAIN(fwrt->trans)
73 
74 struct iwl_fw_runtime_ops {
75 	int (*dump_start)(void *ctx);
76 	void (*dump_end)(void *ctx);
77 	bool (*fw_running)(void *ctx);
78 	int (*send_hcmd)(void *ctx, struct iwl_host_cmd *host_cmd);
79 	bool (*d3_debug_enable)(void *ctx);
80 };
81 
82 #define MAX_NUM_LMAC 2
83 struct iwl_fwrt_shared_mem_cfg {
84 	int num_lmacs;
85 	int num_txfifo_entries;
86 	struct {
87 		u32 txfifo_size[TX_FIFO_MAX_NUM];
88 		u32 rxfifo1_size;
89 	} lmac[MAX_NUM_LMAC];
90 	u32 rxfifo2_size;
91 	u32 internal_txfifo_addr;
92 	u32 internal_txfifo_size[TX_FIFO_INTERNAL_MAX_NUM];
93 };
94 
95 #define IWL_FW_RUNTIME_DUMP_WK_NUM 5
96 
97 /**
98  * struct iwl_fwrt_dump_data - dump data
99  * @trig: trigger the worker was scheduled upon
100  * @fw_pkt: packet received from FW
101  */
102 struct iwl_fwrt_dump_data {
103 	struct iwl_fw_ini_trigger_tlv *trig;
104 	struct iwl_rx_packet *fw_pkt;
105 };
106 
107 /**
108  * struct iwl_fwrt_wk_data - dump worker data struct
109  * @idx: index of the worker
110  * @wk: worker
111  */
112 struct iwl_fwrt_wk_data  {
113 	u8 idx;
114 	struct delayed_work wk;
115 	struct iwl_fwrt_dump_data dump_data;
116 };
117 
118 /**
119  * struct iwl_txf_iter_data - Tx fifo iterator data struct
120  * @fifo: fifo number
121  * @lmac: lmac number
122  * @fifo_size: fifo size
123  * @internal_txf: non zero if fifo is  internal Tx fifo
124  */
125 struct iwl_txf_iter_data {
126 	int fifo;
127 	int lmac;
128 	u32 fifo_size;
129 	u8 internal_txf;
130 };
131 
132 /**
133  * struct iwl_fw_runtime - runtime data for firmware
134  * @fw: firmware image
135  * @cfg: NIC configuration
136  * @dev: device pointer
137  * @ops: user ops
138  * @ops_ctx: user ops context
139  * @fw_paging_db: paging database
140  * @num_of_paging_blk: number of paging blocks
141  * @num_of_pages_in_last_blk: number of pages in the last block
142  * @smem_cfg: saved firmware SMEM configuration
143  * @cur_fw_img: current firmware image, must be maintained by
144  *	the driver by calling &iwl_fw_set_current_image()
145  * @dump: debug dump data
146  */
147 struct iwl_fw_runtime {
148 	struct iwl_trans *trans;
149 	const struct iwl_fw *fw;
150 	struct device *dev;
151 
152 	const struct iwl_fw_runtime_ops *ops;
153 	void *ops_ctx;
154 
155 	/* Paging */
156 	struct iwl_fw_paging fw_paging_db[NUM_OF_FW_PAGING_BLOCKS];
157 	u16 num_of_paging_blk;
158 	u16 num_of_pages_in_last_blk;
159 
160 	enum iwl_ucode_type cur_fw_img;
161 
162 	/* memory configuration */
163 	struct iwl_fwrt_shared_mem_cfg smem_cfg;
164 
165 	/* debug */
166 	struct {
167 		const struct iwl_fw_dump_desc *desc;
168 		bool monitor_only;
169 		struct iwl_fwrt_wk_data wks[IWL_FW_RUNTIME_DUMP_WK_NUM];
170 		unsigned long active_wks;
171 
172 		u8 conf;
173 
174 		/* ts of the beginning of a non-collect fw dbg data period */
175 		unsigned long non_collect_ts_start[IWL_FW_INI_TIME_POINT_NUM];
176 		u32 *d3_debug_data;
177 		u32 lmac_err_id[MAX_NUM_LMAC];
178 		u32 umac_err_id;
179 
180 		struct iwl_txf_iter_data txf_iter_data;
181 
182 		struct {
183 			u8 type;
184 			u8 subtype;
185 			u32 lmac_major;
186 			u32 lmac_minor;
187 			u32 umac_major;
188 			u32 umac_minor;
189 		} fw_ver;
190 	} dump;
191 #ifdef CONFIG_IWLWIFI_DEBUGFS
192 	struct {
193 		struct delayed_work wk;
194 		u32 delay;
195 		u64 seq;
196 	} timestamp;
197 	bool tpc_enabled;
198 #endif /* CONFIG_IWLWIFI_DEBUGFS */
199 #ifdef CONFIG_ACPI
200 	struct iwl_sar_profile sar_profiles[ACPI_SAR_PROFILE_NUM];
201 	u8 sar_chain_a_profile;
202 	u8 sar_chain_b_profile;
203 	struct iwl_geo_profile geo_profiles[ACPI_NUM_GEO_PROFILES];
204 	u32 geo_rev;
205 	struct iwl_ppag_table_cmd ppag_table;
206 #endif
207 };
208 
209 void iwl_fw_runtime_init(struct iwl_fw_runtime *fwrt, struct iwl_trans *trans,
210 			const struct iwl_fw *fw,
211 			const struct iwl_fw_runtime_ops *ops, void *ops_ctx,
212 			struct dentry *dbgfs_dir);
213 
214 static inline void iwl_fw_runtime_free(struct iwl_fw_runtime *fwrt)
215 {
216 	int i;
217 
218 	kfree(fwrt->dump.d3_debug_data);
219 	fwrt->dump.d3_debug_data = NULL;
220 
221 	iwl_dbg_tlv_del_timers(fwrt->trans);
222 	for (i = 0; i < IWL_FW_RUNTIME_DUMP_WK_NUM; i++)
223 		cancel_delayed_work_sync(&fwrt->dump.wks[i].wk);
224 }
225 
226 void iwl_fw_runtime_suspend(struct iwl_fw_runtime *fwrt);
227 
228 void iwl_fw_runtime_resume(struct iwl_fw_runtime *fwrt);
229 
230 static inline void iwl_fw_set_current_image(struct iwl_fw_runtime *fwrt,
231 					    enum iwl_ucode_type cur_fw_img)
232 {
233 	fwrt->cur_fw_img = cur_fw_img;
234 }
235 
236 int iwl_init_paging(struct iwl_fw_runtime *fwrt, enum iwl_ucode_type type);
237 void iwl_free_fw_paging(struct iwl_fw_runtime *fwrt);
238 
239 void iwl_get_shared_mem_conf(struct iwl_fw_runtime *fwrt);
240 
241 #endif /* __iwl_fw_runtime_h__ */
242