xref: /wlan-dirver/qca-wifi-host-cmn/ftm/core/src/wlan_ftm_svc.c (revision dd4dc88b837a295134aa9869114a2efee0f4894b)
1 /*
2  * Copyright (c) 2018-2019 The Linux Foundation. All rights reserved.
3  *
4  *
5  * Permission to use, copy, modify, and/or distribute this software for
6  * any purpose with or without fee is hereby granted, provided that the
7  * above copyright notice and this permission notice appear in all
8  * copies.
9  *
10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
11  * WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
12  * WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
13  * AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
14  * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
15  * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
16  * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
17  * PERFORMANCE OF THIS SOFTWARE.
18  */
19 
20 /**
21  * DOC: This implementation of init/deint functions for FTM services.
22  */
23 
24 #include "wlan_ftm_svc_i.h"
25 #include <wlan_lmac_if_def.h>
26 #include <wlan_ftm_ucfg_api.h>
27 
28 static inline struct wlan_lmac_if_ftm_tx_ops *
29 wlan_psoc_get_ftm_txops(struct wlan_objmgr_psoc *psoc)
30 {
31 	return &((psoc->soc_cb.tx_ops.ftm_tx_ops));
32 }
33 
34 static QDF_STATUS
35 ftm_pdev_obj_init(struct wifi_ftm_pdev_priv_obj *ftm_pdev_obj)
36 {
37 	ftm_pdev_obj->data = qdf_mem_malloc(FTM_CMD_MAX_BUF_LENGTH);
38 	if (!ftm_pdev_obj->data)
39 		return QDF_STATUS_E_NOMEM;
40 
41 	ftm_pdev_obj->length = 0;
42 
43 	ftm_pdev_obj->cmd_type = WIFI_FTM_CMD_UNKNOWN;
44 	return QDF_STATUS_SUCCESS;
45 }
46 
47 QDF_STATUS
48 wlan_ftm_pdev_obj_create_notification(struct wlan_objmgr_pdev *pdev,
49 					void *arg_list)
50 {
51 	QDF_STATUS status;
52 	struct wifi_ftm_pdev_priv_obj *ftm_pdev_obj;
53 
54 	ftm_pdev_obj = qdf_mem_malloc(sizeof(*ftm_pdev_obj));
55 
56 	if (!ftm_pdev_obj)
57 		return QDF_STATUS_E_NOMEM;
58 
59 	ftm_pdev_obj->pdev = pdev;
60 	status = ftm_pdev_obj_init(ftm_pdev_obj);
61 
62 	if (QDF_IS_STATUS_ERROR(status)) {
63 		ftm_err("ftm pdev obj init failed");
64 		qdf_mem_free(ftm_pdev_obj);
65 		return status;
66 	}
67 
68 	status = wlan_objmgr_pdev_component_obj_attach(pdev,
69 						WLAN_UMAC_COMP_FTM,
70 						ftm_pdev_obj,
71 						QDF_STATUS_SUCCESS);
72 
73 	if (QDF_IS_STATUS_ERROR(status)) {
74 		ftm_err("ftm pdev obj attach failed");
75 		qdf_mem_free(ftm_pdev_obj);
76 		return status;
77 	}
78 
79 	return status;
80 }
81 
82 static QDF_STATUS
83 ftm_pdev_obj_deinit(struct wifi_ftm_pdev_priv_obj *ftm_pdev_obj)
84 {
85 	if (ftm_pdev_obj->data) {
86 		qdf_mem_free(ftm_pdev_obj->data);
87 
88 		ftm_pdev_obj->data = NULL;
89 		ftm_pdev_obj->length = 0;
90 	}
91 
92 	return QDF_STATUS_SUCCESS;
93 }
94 
95 QDF_STATUS
96 wlan_ftm_pdev_obj_destroy_notification(struct wlan_objmgr_pdev *pdev,
97 					void *arg_list)
98 {
99 	QDF_STATUS status;
100 	struct wifi_ftm_pdev_priv_obj *ftm_pdev_obj =
101 		wlan_objmgr_pdev_get_comp_private_obj(pdev, WLAN_UMAC_COMP_FTM);
102 
103 	if (!ftm_pdev_obj) {
104 		ftm_err("invalid wifi ftm obj");
105 		return QDF_STATUS_E_FAULT;
106 	}
107 
108 	status = wlan_objmgr_pdev_component_obj_detach(pdev, WLAN_UMAC_COMP_FTM,
109 							ftm_pdev_obj);
110 
111 	status = ftm_pdev_obj_deinit(ftm_pdev_obj);
112 	ftm_pdev_obj->pdev = NULL;
113 
114 	qdf_mem_free(ftm_pdev_obj);
115 
116 	return status;
117 }
118 
119 QDF_STATUS
120 wlan_ftm_testmode_attach(struct wlan_objmgr_psoc *psoc)
121 {
122 	struct wlan_lmac_if_ftm_tx_ops *ftm_tx_ops;
123 
124 	ftm_tx_ops = wlan_psoc_get_ftm_txops(psoc);
125 
126 	if (ftm_tx_ops->ftm_attach)
127 		return ftm_tx_ops->ftm_attach(psoc);
128 	else
129 		return QDF_STATUS_SUCCESS;
130 }
131 
132 QDF_STATUS
133 wlan_ftm_testmode_detach(struct wlan_objmgr_psoc *psoc)
134 {
135 	struct wlan_lmac_if_ftm_tx_ops *ftm_tx_ops;
136 
137 	ftm_tx_ops = wlan_psoc_get_ftm_txops(psoc);
138 
139 	if (ftm_tx_ops->ftm_detach)
140 		return ftm_tx_ops->ftm_detach(psoc);
141 	else
142 		return QDF_STATUS_SUCCESS;
143 }
144 
145 QDF_STATUS
146 wlan_ftm_cmd_send(struct wlan_objmgr_pdev *pdev, uint8_t *buf,
147 			uint32_t len, uint8_t pdev_id)
148 {
149 	struct wlan_lmac_if_ftm_tx_ops *ftm_tx_ops;
150 	struct wlan_objmgr_psoc *psoc;
151 
152 	psoc = wlan_pdev_get_psoc(pdev);
153 	if (!psoc)
154 		return QDF_STATUS_E_NOENT;
155 
156 	ftm_tx_ops = wlan_psoc_get_ftm_txops(psoc);
157 
158 	if (ftm_tx_ops->ftm_cmd_send)
159 		return ftm_tx_ops->ftm_cmd_send(pdev, buf, len, pdev_id);
160 
161 	return QDF_STATUS_SUCCESS;
162 }
163