xref: /OK3568_Linux_fs/external/rkwifibt/drivers/bcmdhd/include/wlioctl_utils.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1 /*
2  * Custom OID/ioctl related helper functions.
3  *
4  * Copyright (C) 2020, Broadcom.
5  *
6  *      Unless you and Broadcom execute a separate written software license
7  * agreement governing use of this software, this software is licensed to you
8  * under the terms of the GNU General Public License version 2 (the "GPL"),
9  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10  * following added to such license:
11  *
12  *      As a special exception, the copyright holders of this software give you
13  * permission to link this software with independent modules, and to copy and
14  * distribute the resulting executable under terms of your choice, provided that
15  * you also meet, for each linked independent module, the terms and conditions of
16  * the license of that module.  An independent module is a module which is not
17  * derived from this software.  The special exception does not apply to any
18  * modifications of the software.
19  *
20  *
21  * <<Broadcom-WL-IPTag/Dual:>>
22  */
23 
24 #ifndef _wlioctl_utils_h_
25 #define _wlioctl_utils_h_
26 
27 #include <wlioctl.h>
28 
29 #ifndef BCMDRIVER
30 #define CCA_THRESH_MILLI	14
31 #define CCA_THRESH_INTERFERE	6
32 
33 extern cca_congest_channel_req_t * cca_per_chan_summary(cca_congest_channel_req_t *input,
34 	cca_congest_channel_req_t *avg, bool percent);
35 
36 extern int cca_analyze(cca_congest_channel_req_t *input[], int num_chans,
37 	uint flags, chanspec_t *answer);
38 #endif /* BCMDRIVER */
39 
40 extern int wl_cntbuf_to_xtlv_format(void *ctx, void *cntbuf,
41 	int buflen, uint32 corerev);
42 
43 extern const char * wl_get_reinit_rc_name(int rc);
44 
45 /* Get data pointer of wlc layer counters tuple from xtlv formatted counters IOVar buffer. */
46 #define GET_WLCCNT_FROM_CNTBUF(cntbuf) (const wl_cnt_wlc_t*) \
47 		bcm_get_data_from_xtlv_buf(((const wl_cnt_info_t *)cntbuf)->data,	\
48 		((const wl_cnt_info_t *)cntbuf)->datalen, WL_CNT_XTLV_WLC,		\
49 		NULL, BCM_XTLV_OPTION_ALIGN32)
50 
51 /* We keep adding new counters, so give warning in case we exceed the ioctl buf len
52  * and need to move on to larger ioctl length in the future.
53  */
54 #define CHK_CNTBUF_DATALEN(cntbuf, ioctl_buflen) do {					\
55 	if (((wl_cnt_info_t *)cntbuf)->datalen +			\
56 		OFFSETOF(wl_cnt_info_t, data) > ioctl_buflen)	\
57 		printf("IOVAR buffer short!\n");	\
58 } while (0)
59 
60 #endif /* _wlioctl_utils_h_ */
61