2 * Copyright (c) 2010 Broadcom Corporation
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.
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 ANY
11 * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
13 * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
14 * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 #include <linux/kernel.h>
18 #include <linux/string.h>
19 #include <linux/netdevice.h>
20 #include <brcmu_wifi.h>
21 #include <brcmu_utils.h>
26 #include "fwil_types.h"
27 #include "tracepoint.h"
30 const u8 ALLFFMAC[ETH_ALEN] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
32 #define BRCMF_DEFAULT_BCN_TIMEOUT 3
33 #define BRCMF_DEFAULT_SCAN_CHANNEL_TIME 40
34 #define BRCMF_DEFAULT_SCAN_UNASSOC_TIME 40
36 /* boost value for RSSI_DELTA in preferred join selection */
37 #define BRCMF_JOIN_PREF_RSSI_BOOST 8
39 int brcmf_c_preinit_dcmds(struct brcmf_if *ifp)
41 s8 eventmask[BRCMF_EVENTING_MASK_LEN];
42 u8 buf[BRCMF_DCMD_SMLEN];
43 struct brcmf_join_pref_params join_pref_params[2];
44 struct brcmf_rev_info_le revinfo;
45 struct brcmf_rev_info *ri;
49 /* retreive mac address */
50 err = brcmf_fil_iovar_data_get(ifp, "cur_etheraddr", ifp->mac_addr,
51 sizeof(ifp->mac_addr));
53 brcmf_err("Retreiving cur_etheraddr failed, %d\n", err);
56 memcpy(ifp->drvr->mac, ifp->mac_addr, sizeof(ifp->drvr->mac));
58 err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_REVINFO,
59 &revinfo, sizeof(revinfo));
60 ri = &ifp->drvr->revinfo;
62 brcmf_err("retrieving revision info failed, %d\n", err);
64 ri->vendorid = le32_to_cpu(revinfo.vendorid);
65 ri->deviceid = le32_to_cpu(revinfo.deviceid);
66 ri->radiorev = le32_to_cpu(revinfo.radiorev);
67 ri->chiprev = le32_to_cpu(revinfo.chiprev);
68 ri->corerev = le32_to_cpu(revinfo.corerev);
69 ri->boardid = le32_to_cpu(revinfo.boardid);
70 ri->boardvendor = le32_to_cpu(revinfo.boardvendor);
71 ri->boardrev = le32_to_cpu(revinfo.boardrev);
72 ri->driverrev = le32_to_cpu(revinfo.driverrev);
73 ri->ucoderev = le32_to_cpu(revinfo.ucoderev);
74 ri->bus = le32_to_cpu(revinfo.bus);
75 ri->chipnum = le32_to_cpu(revinfo.chipnum);
76 ri->phytype = le32_to_cpu(revinfo.phytype);
77 ri->phyrev = le32_to_cpu(revinfo.phyrev);
78 ri->anarev = le32_to_cpu(revinfo.anarev);
79 ri->chippkg = le32_to_cpu(revinfo.chippkg);
80 ri->nvramrev = le32_to_cpu(revinfo.nvramrev);
84 /* query for 'ver' to get version info from firmware */
85 memset(buf, 0, sizeof(buf));
87 err = brcmf_fil_iovar_data_get(ifp, "ver", buf, sizeof(buf));
89 brcmf_err("Retreiving version information failed, %d\n",
96 /* Print fw version info */
97 brcmf_err("Firmware version = %s\n", buf);
99 /* locate firmware version number for ethtool */
100 ptr = strrchr(buf, ' ') + 1;
101 strlcpy(ifp->drvr->fwver, ptr, sizeof(ifp->drvr->fwver));
104 err = brcmf_fil_iovar_int_set(ifp, "mpc", 1);
106 brcmf_err("failed setting mpc\n");
111 * Setup timeout if Beacons are lost and roam is off to report
114 err = brcmf_fil_iovar_int_set(ifp, "bcn_timeout",
115 BRCMF_DEFAULT_BCN_TIMEOUT);
117 brcmf_err("bcn_timeout error (%d)\n", err);
121 /* Enable/Disable build-in roaming to allowed ext supplicant to take
124 err = brcmf_fil_iovar_int_set(ifp, "roam_off", 1);
126 brcmf_err("roam_off error (%d)\n", err);
130 /* Setup join_pref to select target by RSSI(with boost on 5GHz) */
131 join_pref_params[0].type = BRCMF_JOIN_PREF_RSSI_DELTA;
132 join_pref_params[0].len = 2;
133 join_pref_params[0].rssi_gain = BRCMF_JOIN_PREF_RSSI_BOOST;
134 join_pref_params[0].band = WLC_BAND_5G;
135 join_pref_params[1].type = BRCMF_JOIN_PREF_RSSI;
136 join_pref_params[1].len = 2;
137 join_pref_params[1].rssi_gain = 0;
138 join_pref_params[1].band = 0;
139 err = brcmf_fil_iovar_data_set(ifp, "join_pref", join_pref_params,
140 sizeof(join_pref_params));
142 brcmf_err("Set join_pref error (%d)\n", err);
144 /* Setup event_msgs, enable E_IF */
145 err = brcmf_fil_iovar_data_get(ifp, "event_msgs", eventmask,
146 BRCMF_EVENTING_MASK_LEN);
148 brcmf_err("Get event_msgs error (%d)\n", err);
151 setbit(eventmask, BRCMF_E_IF);
152 err = brcmf_fil_iovar_data_set(ifp, "event_msgs", eventmask,
153 BRCMF_EVENTING_MASK_LEN);
155 brcmf_err("Set event_msgs error (%d)\n", err);
159 /* Setup default scan channel time */
160 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_CHANNEL_TIME,
161 BRCMF_DEFAULT_SCAN_CHANNEL_TIME);
163 brcmf_err("BRCMF_C_SET_SCAN_CHANNEL_TIME error (%d)\n",
168 /* Setup default scan unassoc time */
169 err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_SCAN_UNASSOC_TIME,
170 BRCMF_DEFAULT_SCAN_UNASSOC_TIME);
172 brcmf_err("BRCMF_C_SET_SCAN_UNASSOC_TIME error (%d)\n",
177 /* do bus specific preinit here */
178 err = brcmf_bus_preinit(ifp->drvr->bus_if);
183 #if defined(CONFIG_BRCM_TRACING) || defined(CONFIG_BRCMDBG)
184 void __brcmf_dbg(u32 level, const char *func, const char *fmt, ...)
186 struct va_format vaf = {
193 if (brcmf_msg_level & level)
194 pr_debug("%s %pV", func, &vaf);
195 trace_brcmf_dbg(level, func, &vaf);