xref: /wlan-dirver/qca-wifi-host-cmn/umac/cmn_services/obj_mgr/inc/wlan_objmgr_cmn.h (revision 3149adf58a329e17232a4c0e58d460d025edd55a)
1 /*
2  * Copyright (c) 2016-2018 The Linux Foundation. All rights reserved.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for
5  * any purpose with or without fee is hereby granted, provided that the
6  * above copyright notice and this permission notice appear in all
7  * copies.
8  *
9  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
10  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
11  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
12  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
13  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
14  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
15  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
16  * PERFORMANCE OF THIS SOFTWARE.
17  */
18  /**
19   * DOC: This file provides the common defintions for object manager
20   */
21 
22 #ifndef _WLAN_OBJMGR_CMN_H_
23 #define _WLAN_OBJMGR_CMN_H_
24 
25 #include "qdf_lock.h"
26 #include "qdf_list.h"
27 #include "qdf_status.h"
28 #include "wlan_cmn.h"
29 #include "qdf_atomic.h"
30 
31 /* No. of PSOCs can be supported */
32 #define WLAN_OBJMGR_MAX_DEVICES 3
33 
34 /* size of Hash */
35 #define WLAN_PEER_HASHSIZE 64
36 
37 /* simple hash is enough for variation of macaddr */
38 #define WLAN_PEER_HASH(addr)   \
39 (((const uint8_t *)(addr))[QDF_MAC_ADDR_SIZE - 1] % WLAN_PEER_HASHSIZE)
40 
41 #define obj_mgr_log(level, args...) \
42 		QDF_TRACE(QDF_MODULE_ID_OBJ_MGR, level, ## args)
43 
44 #define obj_mgr_logfl(level, format, args...) \
45 		obj_mgr_log(level, FL(format), ## args)
46 
47 #define obj_mgr_alert(format, args...) \
48 		obj_mgr_logfl(QDF_TRACE_LEVEL_FATAL, format, ## args)
49 
50 #define obj_mgr_err(format, args...) \
51 		obj_mgr_logfl(QDF_TRACE_LEVEL_ERROR, format, ## args)
52 
53 #define obj_mgr_warn(format, args...) \
54 		obj_mgr_logfl(QDF_TRACE_LEVEL_WARN, format, ## args)
55 
56 #define obj_mgr_info(format, args...) \
57 		obj_mgr_logfl(QDF_TRACE_LEVEL_INFO, format, ## args)
58 
59 #define obj_mgr_debug(format, args...) \
60 		obj_mgr_logfl(QDF_TRACE_LEVEL_DEBUG, format, ## args)
61 
62 
63 /**
64  * enum WLAN_OBJ_STATE - State of Object
65  * @WLAN_OBJ_STATE_ALLOCATED:           Common object is allocated, but not
66  *                                      fully initialized
67  * @WLAN_OBJ_STATE_CREATED:             All component objects are created
68  * @WLAN_OBJ_STATE_DELETED:             All component objects are destroyed
69  * @WLAN_OBJ_STATE_PARTIALLY_CREATED:   Few/All component objects creation is
70  *                                      in progress
71  * @WLAN_OBJ_STATE_PARTIALLY_DELETED:   Component objects deletion is triggered,
72  *                                      they are yet to be destroyed
73  * @WLAN_OBJ_STATE_COMP_DEL_PROGRESS:   If a component is disabled run time,
74  *                                      and this state is used to represent the
75  *                                      deletion in progress after that
76  *                                      component object is destroyed, object
77  *                                      state would be moved to CREATED state
78  * @WLAN_OBJ_STATE_LOGICALLY_DELETED:   Object deletion has been initiated,
79  *                                      object destroy invoked once references
80  *                                      are released
81  * @WLAN_OBJ_STATE_CREATION_FAILED:     any component object is failed to be
82  *                                      created
83  * @WLAN_OBJ_STATE_DELETION_FAILED:     any component object is failed to be
84  *                                      destroyed
85  */
86 typedef enum {
87 	WLAN_OBJ_STATE_ALLOCATED          = 0,
88 	WLAN_OBJ_STATE_CREATED            = 1,
89 	WLAN_OBJ_STATE_DELETED            = 2,
90 	WLAN_OBJ_STATE_PARTIALLY_CREATED  = 3,
91 	WLAN_OBJ_STATE_PARTIALLY_DELETED  = 4,
92 	WLAN_OBJ_STATE_COMP_DEL_PROGRESS  = 5,
93 	WLAN_OBJ_STATE_LOGICALLY_DELETED  = 6,
94 	WLAN_OBJ_STATE_CREATION_FAILED    = 7,
95 	WLAN_OBJ_STATE_DELETION_FAILED    = 8,
96 } WLAN_OBJ_STATE;
97 
98 /* Object type is assigned with value */
99 enum wlan_objmgr_obj_type {
100 	WLAN_PSOC_OP  = 0,
101 	WLAN_PDEV_OP  = 1,
102 	WLAN_VDEV_OP  = 2,
103 	WLAN_PEER_OP  = 3,
104 };
105 
106 /**
107  * struct wlan_peer_list {
108  * @peer_hash[]:    peer sub lists
109  * @peer_list_lock: List lock, this has to be acquired on
110  *		    accessing/updating the list
111  *
112  *  Peer list, it maintains sublists based on the MAC address as hash
113  *  Note: For DA WDS similar peer list has to be maintained
114  *  This peer list will not have WDS nodes
115  */
116 struct wlan_peer_list {
117 	qdf_list_t peer_hash[WLAN_PEER_HASHSIZE];
118 	qdf_spinlock_t peer_list_lock;
119 };
120 
121 struct wlan_objmgr_psoc;
122 struct wlan_objmgr_pdev;
123 struct wlan_objmgr_vdev;
124 struct wlan_objmgr_peer;
125 
126 /* Create handler would return the following status
127 	QDF_STATUS_SUCCESS--
128 		For synchronous handler:- this is returned on successful
129 	component object creation
130 
131 	QDF_STATUS_COMP_DISABLED--
132 		For synchronous handler:- this is returned on if component
133 	doesn't want to allocate
134 
135 	QDF_STATUS_COMP_ASYNC--
136 		For asynchronous handler:- this is returned on if component
137 	needs a context break
138 
139 	QDF_STATUS_E_NOMEM--
140 		For synchronous handler:- this is returned on if component
141 	can't allocate
142 	QDF_STATUS_E_FAILURE--
143 		For synchronous handler:- If it is failed,
144 		For asynchronous handler:- If it is failed to post message
145 	(means, not required)/feature is not supported
146 */
147 typedef QDF_STATUS (*wlan_objmgr_psoc_create_handler)(
148 				struct wlan_objmgr_psoc *psoc, void *arg);
149 typedef QDF_STATUS (*wlan_objmgr_psoc_destroy_handler)(
150 				struct wlan_objmgr_psoc *psoc, void *arg);
151 typedef void (*wlan_objmgr_psoc_status_handler)(struct wlan_objmgr_psoc *psoc,
152 					 void *arg, QDF_STATUS status);
153 
154 typedef QDF_STATUS (*wlan_objmgr_pdev_create_handler)(
155 				struct wlan_objmgr_pdev *pdev, void *arg);
156 typedef QDF_STATUS (*wlan_objmgr_pdev_destroy_handler)(
157 				struct wlan_objmgr_pdev *pdev, void *arg);
158 typedef void (*wlan_objmgr_pdev_status_handler)(
159 				struct wlan_objmgr_pdev *pdev, void *arg,
160 						QDF_STATUS status);
161 
162 typedef QDF_STATUS (*wlan_objmgr_vdev_create_handler)(
163 				struct wlan_objmgr_vdev *vdev, void *arg);
164 typedef QDF_STATUS (*wlan_objmgr_vdev_destroy_handler)(
165 				struct wlan_objmgr_vdev *vdev, void *arg);
166 typedef void (*wlan_objmgr_vdev_status_handler)(
167 				struct wlan_objmgr_vdev *vdev, void *arg,
168 						QDF_STATUS status);
169 
170 typedef QDF_STATUS (*wlan_objmgr_peer_create_handler)(
171 				struct wlan_objmgr_peer *peer, void *arg);
172 typedef QDF_STATUS (*wlan_objmgr_peer_destroy_handler)(
173 				struct wlan_objmgr_peer *peer, void *arg);
174 typedef void (*wlan_objmgr_peer_status_handler)(
175 				struct wlan_objmgr_peer *peer, void *arg,
176 						QDF_STATUS status);
177 
178 /**
179  * enum wlan_objmgr_ref_dbgid - ref count debug id
180  * @WLAN_OBJMGR_ID:             Object manager internal operations
181  * @WLAN_MLME_SB_ID:            MLME Southbound operations
182  * @WLAN_MLME_NB_ID:            MLME Northbound operations
183  * @WLAN_MGMT_SB_ID:            MGMT Northbound operations
184  * @WLAN_MGMT_NB_ID:            MGMT Southbound operations
185  * @WLAN_HDD_ID_OBJ_MGR:        HDD Object Manager operations
186  * @WLAN_OSIF_ID:               New component's OS IF ID
187  * @WLAN_LEGACY_MAC_ID:         Legacy MAC operations
188  * @WLAN_LEGACY_WMA_ID:         Legacy WMA operations
189  * @WLAN_SERIALIZATION_ID:      Serialization operations
190  * @WLAN_PMO_ID:                power manager offload (PMO) ID
191  * @WLAN_LEGACY_SME_ID:         Legacy SME operations
192  * @WLAN_SCAN_ID:               scan operations
193  * @WLAN_WIFI_POS_ID:           wifi positioning
194  * @WLAN_DFS_ID:                DFS operations
195  * @WLAN_P2P_ID:                P2P operations
196  * @WLAN_TDLS_SB_ID:            TDLS Southbound operations
197  * @WLAN_TDLS_NB_ID:            TDLS Northbound operations
198  * @WLAN_ATF_ID:                Airtime Fairness operations
199  * @WLAN_CRYPTO_ID:             Crypto service operation
200  * @WLAN_NAN_ID:                nan operations
201  * @WLAN_REGULATORY_SB_ID:      SB regulatory operations
202  * @WLAN_REGULATORY_NB_ID:      NB regulatory operations
203  * @WLAN_POLICY_MGR_ID:         Policy Manager operations
204  * @WLAN_SON_ID:                SON
205  * @WLAN_SA_API_ID:             SA PAI
206  * @WLAN_SPECTRAL_ID:           Spectral operations
207  * @WLAN_SPLITMAC_ID:           SplitMac
208  * @WLAN_DEBUG_ID:              Debug operations
209  * @WLAN_DIRECT_BUF_RX_ID:      Direct Buffer Receive operations
210  * @WLAN_DISA_ID:               DISA (encryption test) operations
211  * @WLAN_FTM_ID:                FTM module
212  * @WLAN_FD_ID:                 FILS Discovery
213  * @WLAN_OCB_NB_ID:             OCB Northbound operations
214  * @WLAN_OCB_SB_ID:             OCB Southbound operations
215  * @WLAN_INIT_DEINIT_ID:        Init deinit module
216  * @WLAN_REF_ID_MAX:            Max id used to generate ref count tracking array
217  */
218  /* New value added to the enum must also be reflected in function
219   * string_from_dbgid()
220   */
221 typedef enum {
222 	WLAN_OBJMGR_ID        = 0,
223 	WLAN_MLME_SB_ID       = 1,
224 	WLAN_MLME_NB_ID       = 2,
225 	WLAN_MGMT_SB_ID       = 3,
226 	WLAN_MGMT_NB_ID       = 4,
227 	WLAN_HDD_ID_OBJ_MGR   = 5,
228 	WLAN_OSIF_ID          = 6,
229 	WLAN_LEGACY_MAC_ID    = 7,
230 	WLAN_LEGACY_WMA_ID    = 8,
231 	WLAN_SERIALIZATION_ID = 9,
232 	WLAN_PMO_ID           = 10,
233 	WLAN_LEGACY_SME_ID    = 11,
234 	WLAN_SCAN_ID          = 12,
235 	WLAN_WIFI_POS_ID      = 13,
236 	WLAN_DFS_ID           = 14,
237 	WLAN_P2P_ID           = 15,
238 	WLAN_TDLS_SB_ID       = 16,
239 	WLAN_TDLS_NB_ID       = 17,
240 	WLAN_ATF_ID           = 18,
241 	WLAN_CRYPTO_ID        = 19,
242 	WLAN_NAN_ID           = 20,
243 	WLAN_REGULATORY_SB_ID = 21,
244 	WLAN_REGULATORY_NB_ID = 22,
245 	WLAN_OFFCHAN_TXRX_ID  = 23,
246 	WLAN_POLICY_MGR_ID    = 24,
247 	WLAN_SON_ID           = 25,
248 	WLAN_SA_API_ID        = 26,
249 	WLAN_SPECTRAL_ID      = 27,
250 	WLAN_SPLITMAC_ID      = 28,
251 	WLAN_DEBUG_ID         = 29,
252 	WLAN_DIRECT_BUF_RX_ID = 30,
253 	WLAN_DISA_ID          = 31,
254 	WLAN_FTM_ID           = 32,
255 	WLAN_FD_ID            = 33,
256 	WLAN_OCB_NB_ID        = 34,
257 	WLAN_OCB_SB_ID        = 35,
258 	WLAN_INIT_DEINIT_ID   = 36,
259 	WLAN_REF_ID_MAX,
260 } wlan_objmgr_ref_dbgid;
261 
262 /**
263  * string_from_dbgid() - Convert Refcnt dbgid to respective string
264  * @id - Reference count debug id
265  *
266  * Debug support function to convert refcnt dbgid to string.
267  * Please note to add new string in the array at index equal to
268  * its enum value in wlan_objmgr_ref_dbgid.
269  */
270 static inline char *string_from_dbgid(wlan_objmgr_ref_dbgid id)
271 {
272 	static const char *strings[] = { "WLAN_OBJMGR_ID",
273 					"WLAN_MLME_SB_ID",
274 					"WLAN_MLME_NB_ID",
275 					"WLAN_MGMT_SB_ID",
276 					"WLAN_MGMT_NB_ID",
277 					"WLAN_HDD_ID_OBJ_MGR",
278 					"WLAN_OSIF_ID",
279 					"WLAN_LEGACY_MAC_ID",
280 					"WLAN_LEGACY_WMA_ID",
281 					"WLAN_SERIALIZATION_ID",
282 					"WLAN_PMO_ID",
283 					"WLAN_LEGACY_SME_ID",
284 					"WLAN_SCAN_ID",
285 					"WLAN_WIFI_POS_ID",
286 					"WLAN_DFS_ID",
287 					"WLAN_P2P_ID",
288 					"WLAN_TDLS_SB_ID",
289 					"WLAN_TDLS_NB_ID",
290 					"WLAN_ATF_ID",
291 					"WLAN_CRYPTO_ID",
292 					"WLAN_NAN_ID",
293 					"WLAN_REGULATORY_SB_ID",
294 					"WLAN_REGULATORY_NB_ID",
295 					"WLAN_OFFCHAN_TXRX_ID",
296 					"WLAN_POLICY_MGR_ID",
297 					"WLAN_SON_ID",
298 					"WLAN_SA_API_ID",
299 					"WLAN_SPECTRAL_ID",
300 					"WLAN_SPLITMAC_ID",
301 					"WLAN_DEBUG_ID",
302 					"WLAN_DIRECT_BUF_RX_ID",
303 					"WLAN_DISA_ID",
304 					"WLAN_FTM_ID",
305 					"WLAN_FD_ID",
306 					"WLAN_OCB_NB_ID",
307 					"WLAN_OCB_SB_ID",
308 					"WLAN_INIT_DEINIT_ID",
309 					"WLAN_REF_ID_MAX" };
310 
311 	return (char *)strings[id];
312 }
313 
314 #ifdef WLAN_OBJMGR_DEBUG
315 #define WLAN_OBJMGR_BUG(val) QDF_BUG(val)
316 #else
317 #define WLAN_OBJMGR_BUG(val)
318 #endif
319 #define WLAN_OBJMGR_RATELIMIT_THRESH 2
320 #endif /* _WLAN_OBJMGR_CMN_H_*/
321