1 /*
2  * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
3  *
4  * Permission to use, copy, modify, and/or distribute this software for any
5  * purpose with or without fee is hereby granted, provided that the above
6  * copyright notice and this permission notice appear in all copies.
7  *
8  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15  */
16 
17 /*
18  * DOC: wlan_hdd_afc.c
19  *
20  * This file has the AFC osif interface with linux kernel.
21  */
22 
23 #include <wlan_hdd_afc.h>
24 #include <osif_psoc_sync.h>
25 #include <wlan_cfg80211_afc.h>
26 #include <wlan_hdd_main.h>
27 #include <pld_common.h>
28 #include <wlan_afc_ucfg_api.h>
29 
wlan_hdd_vendor_afc_response(struct wiphy * wiphy,struct wireless_dev * wdev,const void * data,int data_len)30 int wlan_hdd_vendor_afc_response(struct wiphy *wiphy,
31 				 struct wireless_dev *wdev,
32 				 const void *data,
33 				 int data_len)
34 {
35 	struct osif_psoc_sync *psoc_sync;
36 	struct hdd_context *hdd_ctx;
37 	int ret;
38 
39 	hdd_enter();
40 
41 	ret = osif_psoc_sync_op_start(wiphy_dev(wiphy), &psoc_sync);
42 	if (ret)
43 		return ret;
44 
45 	hdd_ctx = wiphy_priv(wiphy);
46 
47 	if (!hdd_ctx->psoc) {
48 		osif_err("psoc is null");
49 		ret = -EINVAL;
50 		goto sync_stop;
51 	}
52 
53 	if (!hdd_ctx->pdev) {
54 		osif_err("pdev is null");
55 		ret = -EINVAL;
56 		goto sync_stop;
57 	}
58 
59 	ret = wlan_cfg80211_vendor_afc_response(hdd_ctx->psoc,
60 						hdd_ctx->pdev,
61 						data,
62 						data_len);
63 sync_stop:
64 	osif_psoc_sync_op_stop(psoc_sync);
65 
66 	hdd_exit();
67 
68 	return ret;
69 }
70 
71 /**
72  * wlan_hdd_send_response_to_afcmem() - Callback function register to AFC
73  * common component.
74  * @psoc: Pointer to PSOC object
75  * @pdev: Pointer to PDEV object
76  * @data: Pointer to AFC response data pass to target
77  * @len: Length of AFC response data pass to target
78  *
79  * Return: 0 if success, otherwise error code
80  */
wlan_hdd_send_response_to_afcmem(struct wlan_objmgr_psoc * psoc,struct wlan_objmgr_pdev * pdev,struct wlan_afc_host_resp * data,uint32_t len)81 static int wlan_hdd_send_response_to_afcmem(struct wlan_objmgr_psoc *psoc,
82 					    struct wlan_objmgr_pdev *pdev,
83 					    struct wlan_afc_host_resp *data,
84 					    uint32_t len)
85 {
86 	qdf_device_t qdf_dev;
87 	int pdev_id;
88 	const uint8_t *afcdb = (const uint8_t *)data;
89 
90 	qdf_dev = wlan_psoc_get_qdf_dev(psoc);
91 	if (!qdf_dev) {
92 		osif_err("Invalid qdf dev");
93 		return -EINVAL;
94 	}
95 
96 	pdev_id = wlan_objmgr_pdev_get_pdev_id(pdev);
97 
98 	return pld_send_buffer_to_afcmem(qdf_dev->dev,
99 					 afcdb,
100 					 len,
101 					 pdev_id);
102 }
103 
wlan_hdd_register_afc_pld_cb(struct wlan_objmgr_psoc * psoc)104 void wlan_hdd_register_afc_pld_cb(struct wlan_objmgr_psoc *psoc)
105 {
106 	ucfg_afc_register_data_send_cb(psoc, wlan_hdd_send_response_to_afcmem);
107 }
108