xref: /OK3568_Linux_fs/external/rkwifibt/drivers/bcmdhd/include/wlioctl_utils.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Custom OID/ioctl related helper functions.
3*4882a593Smuzhiyun  *
4*4882a593Smuzhiyun  * Copyright (C) 2020, Broadcom.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  *      Unless you and Broadcom execute a separate written software license
7*4882a593Smuzhiyun  * agreement governing use of this software, this software is licensed to you
8*4882a593Smuzhiyun  * under the terms of the GNU General Public License version 2 (the "GPL"),
9*4882a593Smuzhiyun  * available at http://www.broadcom.com/licenses/GPLv2.php, with the
10*4882a593Smuzhiyun  * following added to such license:
11*4882a593Smuzhiyun  *
12*4882a593Smuzhiyun  *      As a special exception, the copyright holders of this software give you
13*4882a593Smuzhiyun  * permission to link this software with independent modules, and to copy and
14*4882a593Smuzhiyun  * distribute the resulting executable under terms of your choice, provided that
15*4882a593Smuzhiyun  * you also meet, for each linked independent module, the terms and conditions of
16*4882a593Smuzhiyun  * the license of that module.  An independent module is a module which is not
17*4882a593Smuzhiyun  * derived from this software.  The special exception does not apply to any
18*4882a593Smuzhiyun  * modifications of the software.
19*4882a593Smuzhiyun  *
20*4882a593Smuzhiyun  *
21*4882a593Smuzhiyun  * <<Broadcom-WL-IPTag/Dual:>>
22*4882a593Smuzhiyun  */
23*4882a593Smuzhiyun 
24*4882a593Smuzhiyun #ifndef _wlioctl_utils_h_
25*4882a593Smuzhiyun #define _wlioctl_utils_h_
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #include <wlioctl.h>
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #ifndef BCMDRIVER
30*4882a593Smuzhiyun #define CCA_THRESH_MILLI	14
31*4882a593Smuzhiyun #define CCA_THRESH_INTERFERE	6
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun extern cca_congest_channel_req_t * cca_per_chan_summary(cca_congest_channel_req_t *input,
34*4882a593Smuzhiyun 	cca_congest_channel_req_t *avg, bool percent);
35*4882a593Smuzhiyun 
36*4882a593Smuzhiyun extern int cca_analyze(cca_congest_channel_req_t *input[], int num_chans,
37*4882a593Smuzhiyun 	uint flags, chanspec_t *answer);
38*4882a593Smuzhiyun #endif /* BCMDRIVER */
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun extern int wl_cntbuf_to_xtlv_format(void *ctx, void *cntbuf,
41*4882a593Smuzhiyun 	int buflen, uint32 corerev);
42*4882a593Smuzhiyun 
43*4882a593Smuzhiyun extern const char * wl_get_reinit_rc_name(int rc);
44*4882a593Smuzhiyun 
45*4882a593Smuzhiyun /* Get data pointer of wlc layer counters tuple from xtlv formatted counters IOVar buffer. */
46*4882a593Smuzhiyun #define GET_WLCCNT_FROM_CNTBUF(cntbuf) (const wl_cnt_wlc_t*) \
47*4882a593Smuzhiyun 		bcm_get_data_from_xtlv_buf(((const wl_cnt_info_t *)cntbuf)->data,	\
48*4882a593Smuzhiyun 		((const wl_cnt_info_t *)cntbuf)->datalen, WL_CNT_XTLV_WLC,		\
49*4882a593Smuzhiyun 		NULL, BCM_XTLV_OPTION_ALIGN32)
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun /* We keep adding new counters, so give warning in case we exceed the ioctl buf len
52*4882a593Smuzhiyun  * and need to move on to larger ioctl length in the future.
53*4882a593Smuzhiyun  */
54*4882a593Smuzhiyun #define CHK_CNTBUF_DATALEN(cntbuf, ioctl_buflen) do {					\
55*4882a593Smuzhiyun 	if (((wl_cnt_info_t *)cntbuf)->datalen +			\
56*4882a593Smuzhiyun 		OFFSETOF(wl_cnt_info_t, data) > ioctl_buflen)	\
57*4882a593Smuzhiyun 		printf("IOVAR buffer short!\n");	\
58*4882a593Smuzhiyun } while (0)
59*4882a593Smuzhiyun 
60*4882a593Smuzhiyun #endif /* _wlioctl_utils_h_ */
61