return true;
}
-#define CHAN2G(_channel, _freq, _flags) { \
- .band = IEEE80211_BAND_2GHZ, \
- .center_freq = (_freq), \
- .hw_value = (_channel), \
- .flags = (_flags), \
- .max_antenna_gain = 0, \
- .max_power = 30, \
-}
-
-#define CHAN5G(_channel, _flags) { \
- .band = IEEE80211_BAND_5GHZ, \
- .center_freq = 5000 + (5 * (_channel)), \
- .hw_value = (_channel), \
- .flags = (_flags), \
- .max_antenna_gain = 0, \
- .max_power = 30, \
-}
-
#define RATE_TO_BASE100KBPS(rate) (((rate) * 10) / 2)
#define RATETAB_ENT(_rateid, _flags) \
{ \
#define wl_g_rates (__wl_rates + 0)
#define wl_g_rates_size 12
-static struct ieee80211_channel __wl_2ghz_channels[] = {
- CHAN2G(1, 2412, 0),
- CHAN2G(2, 2417, 0),
- CHAN2G(3, 2422, 0),
- CHAN2G(4, 2427, 0),
- CHAN2G(5, 2432, 0),
- CHAN2G(6, 2437, 0),
- CHAN2G(7, 2442, 0),
- CHAN2G(8, 2447, 0),
- CHAN2G(9, 2452, 0),
- CHAN2G(10, 2457, 0),
- CHAN2G(11, 2462, 0),
- CHAN2G(12, 2467, 0),
- CHAN2G(13, 2472, 0),
- CHAN2G(14, 2484, 0),
-};
-
-static struct ieee80211_channel __wl_5ghz_a_channels[] = {
- CHAN5G(34, 0), CHAN5G(36, 0),
- CHAN5G(38, 0), CHAN5G(40, 0),
- CHAN5G(42, 0), CHAN5G(44, 0),
- CHAN5G(46, 0), CHAN5G(48, 0),
- CHAN5G(52, 0), CHAN5G(56, 0),
- CHAN5G(60, 0), CHAN5G(64, 0),
- CHAN5G(100, 0), CHAN5G(104, 0),
- CHAN5G(108, 0), CHAN5G(112, 0),
- CHAN5G(116, 0), CHAN5G(120, 0),
- CHAN5G(124, 0), CHAN5G(128, 0),
- CHAN5G(132, 0), CHAN5G(136, 0),
- CHAN5G(140, 0), CHAN5G(149, 0),
- CHAN5G(153, 0), CHAN5G(157, 0),
- CHAN5G(161, 0), CHAN5G(165, 0),
- CHAN5G(184, 0), CHAN5G(188, 0),
- CHAN5G(192, 0), CHAN5G(196, 0),
- CHAN5G(200, 0), CHAN5G(204, 0),
- CHAN5G(208, 0), CHAN5G(212, 0),
- CHAN5G(216, 0),
-};
-
-static struct ieee80211_supported_band __wl_band_2ghz = {
+/* Band templates duplicated per wiphy. The channel info
+ * is filled in after querying the device.
+ */
+static const struct ieee80211_supported_band __wl_band_2ghz = {
.band = IEEE80211_BAND_2GHZ,
- .channels = __wl_2ghz_channels,
- .n_channels = ARRAY_SIZE(__wl_2ghz_channels),
.bitrates = wl_g_rates,
.n_bitrates = wl_g_rates_size,
- .ht_cap = {IEEE80211_HT_CAP_SUP_WIDTH_20_40, true},
};
-static struct ieee80211_supported_band __wl_band_5ghz_a = {
+static const struct ieee80211_supported_band __wl_band_5ghz_a = {
.band = IEEE80211_BAND_5GHZ,
- .channels = __wl_5ghz_a_channels,
- .n_channels = ARRAY_SIZE(__wl_5ghz_a_channels),
.bitrates = wl_a_rates,
.n_bitrates = wl_a_rates_size,
};
return err;
}
+/* Filter the list of channels received from firmware counting only
+ * the 20MHz channels. The wiphy band data only needs those which get
+ * flagged to indicate if they can take part in higher bandwidth.
+ */
+static void brcmf_count_20mhz_channels(struct brcmf_cfg80211_info *cfg,
+ struct brcmf_chanspec_list *chlist,
+ u32 chcnt[])
+{
+ u32 total = le32_to_cpu(chlist->count);
+ struct brcmu_chan ch;
+ int i;
+
+ for (i = 0; i <= total; i++) {
+ ch.chspec = (u16)le32_to_cpu(chlist->element[i]);
+ cfg->d11inf.decchspec(&ch);
+
+ /* Firmware gives a ordered list. We skip non-20MHz
+ * channels is 2G. For 5G we can abort upon reaching
+ * a non-20MHz channel in the list.
+ */
+ if (ch.bw != BRCMU_CHAN_BW_20) {
+ if (ch.band == BRCMU_CHAN_BAND_5G)
+ break;
+ else
+ continue;
+ }
+
+ if (ch.band == BRCMU_CHAN_BAND_2G)
+ chcnt[0] += 1;
+ else if (ch.band == BRCMU_CHAN_BAND_5G)
+ chcnt[1] += 1;
+ }
+}
+
+static void brcmf_update_bw40_channel_flag(struct ieee80211_channel *channel,
+ struct brcmu_chan *ch)
+{
+ u32 ht40_flag;
-static s32 brcmf_construct_reginfo(struct brcmf_cfg80211_info *cfg,
- u32 bw_cap[])
+ ht40_flag = channel->flags & IEEE80211_CHAN_NO_HT40;
+ if (ch->sb == BRCMU_CHAN_SB_U) {
+ if (ht40_flag == IEEE80211_CHAN_NO_HT40)
+ channel->flags &= ~IEEE80211_CHAN_NO_HT40;
+ channel->flags |= IEEE80211_CHAN_NO_HT40PLUS;
+ } else {
+ /* It should be one of
+ * IEEE80211_CHAN_NO_HT40 or
+ * IEEE80211_CHAN_NO_HT40PLUS
+ */
+ channel->flags &= ~IEEE80211_CHAN_NO_HT40;
+ if (ht40_flag == IEEE80211_CHAN_NO_HT40)
+ channel->flags |= IEEE80211_CHAN_NO_HT40MINUS;
+ }
+}
+
+static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg,
+ u32 bw_cap[])
{
struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
- struct ieee80211_channel *band_chan_arr;
+ struct ieee80211_supported_band *band;
+ struct ieee80211_channel *channel;
+ struct wiphy *wiphy;
struct brcmf_chanspec_list *list;
struct brcmu_chan ch;
- s32 err;
+ int err;
u8 *pbuf;
u32 i, j;
u32 total;
- enum ieee80211_band band;
- u32 channel;
- u32 *n_cnt;
+ u32 chaninfo;
+ u32 chcnt[2] = { 0, 0 };
u32 index;
- u32 ht40_flag;
- bool update;
- u32 array_size;
pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL);
BRCMF_DCMD_MEDLEN);
if (err) {
brcmf_err("get chanspecs error (%d)\n", err);
- goto exit;
+ goto fail_pbuf;
}
- __wl_band_2ghz.n_channels = 0;
- __wl_band_5ghz_a.n_channels = 0;
+ brcmf_count_20mhz_channels(cfg, list, chcnt);
+ wiphy = cfg_to_wiphy(cfg);
+ if (chcnt[0]) {
+ band = kmemdup(&__wl_band_2ghz, sizeof(__wl_band_2ghz),
+ GFP_KERNEL);
+ if (band == NULL) {
+ err = -ENOMEM;
+ goto fail_pbuf;
+ }
+ band->channels = kcalloc(chcnt[0], sizeof(*channel),
+ GFP_KERNEL);
+ if (band->channels == NULL) {
+ kfree(band);
+ err = -ENOMEM;
+ goto fail_pbuf;
+ }
+ band->n_channels = 0;
+ wiphy->bands[IEEE80211_BAND_2GHZ] = band;
+ }
+ if (chcnt[1]) {
+ band = kmemdup(&__wl_band_5ghz_a, sizeof(__wl_band_5ghz_a),
+ GFP_KERNEL);
+ if (band == NULL) {
+ err = -ENOMEM;
+ goto fail_band2g;
+ }
+ band->channels = kcalloc(chcnt[1], sizeof(*channel),
+ GFP_KERNEL);
+ if (band->channels == NULL) {
+ kfree(band);
+ err = -ENOMEM;
+ goto fail_band2g;
+ }
+ band->n_channels = 0;
+ wiphy->bands[IEEE80211_BAND_5GHZ] = band;
+ }
total = le32_to_cpu(list->count);
for (i = 0; i < total; i++) {
cfg->d11inf.decchspec(&ch);
if (ch.band == BRCMU_CHAN_BAND_2G) {
- band_chan_arr = __wl_2ghz_channels;
- array_size = ARRAY_SIZE(__wl_2ghz_channels);
- n_cnt = &__wl_band_2ghz.n_channels;
- band = IEEE80211_BAND_2GHZ;
+ band = wiphy->bands[IEEE80211_BAND_2GHZ];
} else if (ch.band == BRCMU_CHAN_BAND_5G) {
- band_chan_arr = __wl_5ghz_a_channels;
- array_size = ARRAY_SIZE(__wl_5ghz_a_channels);
- n_cnt = &__wl_band_5ghz_a.n_channels;
- band = IEEE80211_BAND_5GHZ;
+ band = wiphy->bands[IEEE80211_BAND_5GHZ];
} else {
brcmf_err("Invalid channel Spec. 0x%x.\n", ch.chspec);
continue;
}
- if (!(bw_cap[band] & WLC_BW_40MHZ_BIT) &&
+ if (!(bw_cap[band->band] & WLC_BW_40MHZ_BIT) &&
ch.bw == BRCMU_CHAN_BW_40)
continue;
- if (!(bw_cap[band] & WLC_BW_80MHZ_BIT) &&
+ if (!(bw_cap[band->band] & WLC_BW_80MHZ_BIT) &&
ch.bw == BRCMU_CHAN_BW_80)
continue;
- update = false;
- for (j = 0; (j < *n_cnt && (*n_cnt < array_size)); j++) {
- if (band_chan_arr[j].hw_value == ch.chnum) {
- update = true;
+
+ channel = band->channels;
+ index = band->n_channels;
+ for (j = 0; j < band->n_channels; j++) {
+ if (channel[j].hw_value == ch.chnum) {
+ index = j;
break;
}
}
- if (update)
- index = j;
- else
- index = *n_cnt;
- if (index < array_size) {
- band_chan_arr[index].center_freq =
- ieee80211_channel_to_frequency(ch.chnum, band);
- band_chan_arr[index].hw_value = ch.chnum;
-
- /* assuming the chanspecs order is HT20,
- * HT40 upper, HT40 lower, and VHT80.
+ channel[index].center_freq =
+ ieee80211_channel_to_frequency(ch.chnum, band->band);
+ channel[index].hw_value = ch.chnum;
+
+ /* assuming the chanspecs order is HT20,
+ * HT40 upper, HT40 lower, and VHT80.
+ */
+ if (ch.bw == BRCMU_CHAN_BW_80) {
+ channel[index].flags &= ~IEEE80211_CHAN_NO_80MHZ;
+ } else if (ch.bw == BRCMU_CHAN_BW_40) {
+ brcmf_update_bw40_channel_flag(&channel[index], &ch);
+ } else {
+ /* disable other bandwidths for now as mentioned
+ * order assure they are enabled for subsequent
+ * chanspecs.
*/
- if (ch.bw == BRCMU_CHAN_BW_80) {
- band_chan_arr[index].flags &=
- ~IEEE80211_CHAN_NO_80MHZ;
- } else if (ch.bw == BRCMU_CHAN_BW_40) {
- ht40_flag = band_chan_arr[index].flags &
- IEEE80211_CHAN_NO_HT40;
- if (ch.sb == BRCMU_CHAN_SB_U) {
- if (ht40_flag == IEEE80211_CHAN_NO_HT40)
- band_chan_arr[index].flags &=
- ~IEEE80211_CHAN_NO_HT40;
- band_chan_arr[index].flags |=
- IEEE80211_CHAN_NO_HT40PLUS;
- } else {
- /* It should be one of
- * IEEE80211_CHAN_NO_HT40 or
- * IEEE80211_CHAN_NO_HT40PLUS
- */
- band_chan_arr[index].flags &=
- ~IEEE80211_CHAN_NO_HT40;
- if (ht40_flag == IEEE80211_CHAN_NO_HT40)
- band_chan_arr[index].flags |=
- IEEE80211_CHAN_NO_HT40MINUS;
- }
- } else {
- /* disable other bandwidths for now as mentioned
- * order assure they are enabled for subsequent
- * chanspecs.
- */
- band_chan_arr[index].flags =
- IEEE80211_CHAN_NO_HT40 |
- IEEE80211_CHAN_NO_80MHZ;
- ch.bw = BRCMU_CHAN_BW_20;
- cfg->d11inf.encchspec(&ch);
- channel = ch.chspec;
- err = brcmf_fil_bsscfg_int_get(ifp,
- "per_chan_info",
- &channel);
- if (!err) {
- if (channel & WL_CHAN_RADAR)
- band_chan_arr[index].flags |=
- (IEEE80211_CHAN_RADAR |
- IEEE80211_CHAN_NO_IR);
- if (channel & WL_CHAN_PASSIVE)
- band_chan_arr[index].flags |=
- IEEE80211_CHAN_NO_IR;
- }
+ channel[index].flags = IEEE80211_CHAN_NO_HT40 |
+ IEEE80211_CHAN_NO_80MHZ;
+ ch.bw = BRCMU_CHAN_BW_20;
+ cfg->d11inf.encchspec(&ch);
+ chaninfo = ch.chspec;
+ err = brcmf_fil_bsscfg_int_get(ifp, "per_chan_info",
+ &chaninfo);
+ if (!err) {
+ if (chaninfo & WL_CHAN_RADAR)
+ channel[index].flags |=
+ (IEEE80211_CHAN_RADAR |
+ IEEE80211_CHAN_NO_IR);
+ if (chaninfo & WL_CHAN_PASSIVE)
+ channel[index].flags |=
+ IEEE80211_CHAN_NO_IR;
}
- if (!update)
- (*n_cnt)++;
}
+ if (index == band->n_channels)
+ band->n_channels++;
}
-exit:
+ kfree(pbuf);
+ return 0;
+
+fail_band2g:
+ kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels);
+ kfree(wiphy->bands[IEEE80211_BAND_2GHZ]);
+ wiphy->bands[IEEE80211_BAND_2GHZ] = NULL;
+fail_pbuf:
kfree(pbuf);
return err;
}
-static int brcmf_enable_bw40_2g(struct brcmf_if *ifp)
+static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg)
{
+ struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
+ struct ieee80211_supported_band *band;
struct brcmf_fil_bwcap_le band_bwcap;
+ struct brcmf_chanspec_list *list;
+ u8 *pbuf;
u32 val;
int err;
+ struct brcmu_chan ch;
+ u32 num_chan;
+ int i, j;
/* verify support for bw_cap command */
val = WLC_BAND_5G;
val = WLC_N_BW_40ALL;
err = brcmf_fil_iovar_int_set(ifp, "mimo_bw_cap", val);
}
+
+ if (!err) {
+ /* update channel info in 2G band */
+ pbuf = kzalloc(BRCMF_DCMD_MEDLEN, GFP_KERNEL);
+
+ if (pbuf == NULL)
+ return -ENOMEM;
+
+ ch.band = BRCMU_CHAN_BAND_2G;
+ ch.bw = BRCMU_CHAN_BW_40;
+ ch.chnum = 0;
+ cfg->d11inf.encchspec(&ch);
+
+ /* pass encoded chanspec in query */
+ *(__le16 *)pbuf = cpu_to_le16(ch.chspec);
+
+ err = brcmf_fil_iovar_data_get(ifp, "chanspecs", pbuf,
+ BRCMF_DCMD_MEDLEN);
+ if (err) {
+ brcmf_err("get chanspecs error (%d)\n", err);
+ kfree(pbuf);
+ return err;
+ }
+
+ band = cfg_to_wiphy(cfg)->bands[IEEE80211_BAND_2GHZ];
+ list = (struct brcmf_chanspec_list *)pbuf;
+ num_chan = le32_to_cpu(list->count);
+ for (i = 0; i < num_chan; i++) {
+ ch.chspec = (u16)le32_to_cpu(list->element[i]);
+ cfg->d11inf.decchspec(&ch);
+ if (WARN_ON(ch.band != BRCMU_CHAN_BAND_2G))
+ continue;
+ if (WARN_ON(ch.bw != BRCMU_CHAN_BW_40))
+ continue;
+ for (j = 0; j < band->n_channels; j++) {
+ if (band->channels[j].hw_value == ch.chnum)
+ break;
+ }
+ if (WARN_ON(j == band->n_channels))
+ continue;
+
+ brcmf_update_bw40_channel_flag(&band->channels[j], &ch);
+ }
+ }
return err;
}
band->vht_cap.vht_mcs.tx_mcs_map = mcs_map;
}
-static s32 brcmf_update_wiphybands(struct brcmf_cfg80211_info *cfg)
+static int brcmf_setup_wiphybands(struct wiphy *wiphy)
{
+ struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy);
struct brcmf_if *ifp = netdev_priv(cfg_to_ndev(cfg));
- struct wiphy *wiphy;
- s32 phy_list;
- u32 band_list[3];
u32 nmode = 0;
u32 vhtmode = 0;
- u32 bw_cap[2] = { 0, 0 };
+ u32 bw_cap[2] = { WLC_BW_20MHZ_BIT, WLC_BW_20MHZ_BIT };
u32 rxchain;
u32 nchain;
- s8 phy;
- s32 err;
- u32 nband;
+ int err;
s32 i;
- struct ieee80211_supported_band *bands[2] = { NULL, NULL };
struct ieee80211_supported_band *band;
- err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_PHYLIST,
- &phy_list, sizeof(phy_list));
- if (err) {
- brcmf_err("BRCMF_C_GET_PHYLIST error (%d)\n", err);
- return err;
- }
-
- phy = ((char *)&phy_list)[0];
- brcmf_dbg(INFO, "BRCMF_C_GET_PHYLIST reported: %c phy\n", phy);
-
-
- err = brcmf_fil_cmd_data_get(ifp, BRCMF_C_GET_BANDLIST,
- &band_list, sizeof(band_list));
- if (err) {
- brcmf_err("BRCMF_C_GET_BANDLIST error (%d)\n", err);
- return err;
- }
- brcmf_dbg(INFO, "BRCMF_C_GET_BANDLIST reported: 0x%08x 0x%08x 0x%08x phy\n",
- band_list[0], band_list[1], band_list[2]);
-
(void)brcmf_fil_iovar_int_get(ifp, "vhtmode", &vhtmode);
err = brcmf_fil_iovar_int_get(ifp, "nmode", &nmode);
if (err) {
}
brcmf_dbg(INFO, "nchain=%d\n", nchain);
- err = brcmf_construct_reginfo(cfg, bw_cap);
+ err = brcmf_construct_chaninfo(cfg, bw_cap);
if (err) {
- brcmf_err("brcmf_construct_reginfo failed (%d)\n", err);
+ brcmf_err("brcmf_construct_chaninfo failed (%d)\n", err);
return err;
}
- nband = band_list[0];
-
- for (i = 1; i <= nband && i < ARRAY_SIZE(band_list); i++) {
- band = NULL;
- if ((band_list[i] == WLC_BAND_5G) &&
- (__wl_band_5ghz_a.n_channels > 0))
- band = &__wl_band_5ghz_a;
- else if ((band_list[i] == WLC_BAND_2G) &&
- (__wl_band_2ghz.n_channels > 0))
- band = &__wl_band_2ghz;
- else
+ wiphy = cfg_to_wiphy(cfg);
+ for (i = 0; i < ARRAY_SIZE(wiphy->bands); i++) {
+ band = wiphy->bands[i];
+ if (band == NULL)
continue;
if (nmode)
brcmf_update_ht_cap(band, bw_cap, nchain);
if (vhtmode)
brcmf_update_vht_cap(band, bw_cap, nchain);
- bands[band->band] = band;
}
- wiphy = cfg_to_wiphy(cfg);
- wiphy->bands[IEEE80211_BAND_2GHZ] = bands[IEEE80211_BAND_2GHZ];
- wiphy->bands[IEEE80211_BAND_5GHZ] = bands[IEEE80211_BAND_5GHZ];
- wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom);
-
- return err;
+ return 0;
}
static const struct ieee80211_iface_limit brcmf_iface_limits[] = {
wiphy->flags |= WIPHY_FLAG_SUPPORTS_SCHED_SCAN;
}
-static struct wiphy *brcmf_setup_wiphy(struct brcmf_if *ifp,
- struct device *phydev)
+static int brcmf_setup_wiphy(struct wiphy *wiphy, struct brcmf_if *ifp)
{
- struct wiphy *wiphy;
- s32 err = 0;
-
- wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info));
- if (!wiphy) {
- brcmf_err("Could not allocate wiphy device\n");
- return ERR_PTR(-ENOMEM);
- }
- set_wiphy_dev(wiphy, phydev);
+ struct ieee80211_iface_combination ifc_combo;
wiphy->max_scan_ssids = WL_NUM_SCAN_MAX;
wiphy->max_scan_ie_len = BRCMF_SCAN_IE_LEN_MAX;
wiphy->max_num_pmkids = WL_NUM_PMKIDS_MAX;
BIT(NL80211_IFTYPE_P2P_GO) |
BIT(NL80211_IFTYPE_P2P_DEVICE);
/* need VSDB firmware feature for concurrent channels */
+ ifc_combo = brcmf_iface_combos[0];
if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MCHAN))
- brcmf_iface_combos[0].num_different_channels = 2;
- wiphy->iface_combinations = brcmf_iface_combos;
+ ifc_combo.num_different_channels = 2;
+ wiphy->iface_combinations = kmemdup(&ifc_combo,
+ sizeof(ifc_combo),
+ GFP_KERNEL);
wiphy->n_iface_combinations = ARRAY_SIZE(brcmf_iface_combos);
- wiphy->bands[IEEE80211_BAND_2GHZ] = &__wl_band_2ghz;
wiphy->signal_type = CFG80211_SIGNAL_TYPE_MBM;
wiphy->cipher_suites = __wl_cipher_suites;
wiphy->n_cipher_suites = ARRAY_SIZE(__wl_cipher_suites);
wiphy->mgmt_stypes = brcmf_txrx_stypes;
wiphy->max_remain_on_channel_duration = 5000;
brcmf_wiphy_pno_params(wiphy);
- brcmf_dbg(INFO, "Registering custom regulatory\n");
- wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG;
- wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom);
/* vendor commands/events support */
wiphy->vendor_commands = brcmf_vendor_cmds;
wiphy->n_vendor_commands = BRCMF_VNDR_CMDS_LAST - 1;
- err = wiphy_register(wiphy);
- if (err < 0) {
- brcmf_err("Could not register wiphy device (%d)\n", err);
- wiphy_free(wiphy);
- return ERR_PTR(err);
- }
- return wiphy;
-}
-
-
-static s32 brcmf_dongle_probecap(struct brcmf_cfg80211_info *cfg)
-{
- return brcmf_update_wiphybands(cfg);
+ return brcmf_setup_wiphybands(wiphy);
}
static s32 brcmf_config_dongle(struct brcmf_cfg80211_info *cfg)
NULL, NULL);
if (err)
goto default_conf_out;
- err = brcmf_dongle_probecap(cfg);
- if (err)
- goto default_conf_out;
brcmf_configure_arp_offload(ifp, true);
vif_event_equals(event, action), timeout);
}
+static void brcmf_free_wiphy(struct wiphy *wiphy)
+{
+ kfree(wiphy->iface_combinations);
+ if (wiphy->bands[IEEE80211_BAND_2GHZ]) {
+ kfree(wiphy->bands[IEEE80211_BAND_2GHZ]->channels);
+ kfree(wiphy->bands[IEEE80211_BAND_2GHZ]);
+ }
+ if (wiphy->bands[IEEE80211_BAND_5GHZ]) {
+ kfree(wiphy->bands[IEEE80211_BAND_5GHZ]->channels);
+ kfree(wiphy->bands[IEEE80211_BAND_5GHZ]);
+ }
+ wiphy_free(wiphy);
+}
+
struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
struct device *busdev)
{
struct brcmf_if *ifp;
s32 err = 0;
s32 io_type;
+ u16 *cap = NULL;
if (!ndev) {
brcmf_err("ndev is invalid\n");
}
ifp = netdev_priv(ndev);
- wiphy = brcmf_setup_wiphy(ifp, busdev);
- if (IS_ERR(wiphy))
+ wiphy = wiphy_new(&wl_cfg80211_ops, sizeof(struct brcmf_cfg80211_info));
+ if (!wiphy) {
+ brcmf_err("Could not allocate wiphy device\n");
return NULL;
+ }
+ set_wiphy_dev(wiphy, busdev);
cfg = wiphy_priv(wiphy);
cfg->wiphy = wiphy;
INIT_LIST_HEAD(&cfg->vif_list);
vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false);
- if (IS_ERR(vif)) {
- wiphy_free(wiphy);
- return NULL;
- }
+ if (IS_ERR(vif))
+ goto wiphy_out;
vif->ifp = ifp;
vif->wdev.netdev = ndev;
err = wl_init_priv(cfg);
if (err) {
brcmf_err("Failed to init iwm_priv (%d)\n", err);
- goto cfg80211_attach_out;
+ brcmf_free_vif(vif);
+ goto wiphy_out;
}
ifp->vif = vif;
- err = brcmf_p2p_attach(cfg);
+ /* determine d11 io type before wiphy setup */
+ err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION, &io_type);
if (err) {
- brcmf_err("P2P initilisation failed (%d)\n", err);
- goto cfg80211_p2p_attach_out;
+ brcmf_err("Failed to get D11 version (%d)\n", err);
+ goto priv_out;
}
- err = brcmf_btcoex_attach(cfg);
- if (err) {
- brcmf_err("BT-coex initialisation failed (%d)\n", err);
- brcmf_p2p_detach(&cfg->p2p);
- goto cfg80211_p2p_attach_out;
+ cfg->d11inf.io_type = (u8)io_type;
+ brcmu_d11_attach(&cfg->d11inf);
+
+ err = brcmf_setup_wiphy(wiphy, ifp);
+ if (err < 0)
+ goto priv_out;
+
+ brcmf_dbg(INFO, "Registering custom regulatory\n");
+ wiphy->regulatory_flags |= REGULATORY_CUSTOM_REG;
+ wiphy_apply_custom_regulatory(wiphy, &brcmf_regdom);
+
+ /* firmware defaults to 40MHz disabled in 2G band. We signal
+ * cfg80211 here that we do and have it decide we can enable
+ * it. But first check if device does support 2G operation.
+ */
+ if (wiphy->bands[IEEE80211_BAND_2GHZ]) {
+ cap = &wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap;
+ *cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
+ }
+ err = wiphy_register(wiphy);
+ if (err < 0) {
+ brcmf_err("Could not register wiphy device (%d)\n", err);
+ goto priv_out;
}
/* If cfg80211 didn't disable 40MHz HT CAP in wiphy_register(),
* setup 40MHz in 2GHz band and enable OBSS scanning.
*/
- if (wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap &
- IEEE80211_HT_CAP_SUP_WIDTH_20_40) {
- err = brcmf_enable_bw40_2g(ifp);
+ if (cap && (*cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)) {
+ err = brcmf_enable_bw40_2g(cfg);
if (!err)
err = brcmf_fil_iovar_int_set(ifp, "obss_coex",
BRCMF_OBSS_COEX_AUTO);
+ else
+ *cap &= ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;
}
- /* clear for now and rely on update later */
- wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.ht_supported = false;
- wiphy->bands[IEEE80211_BAND_2GHZ]->ht_cap.cap = 0;
- err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1);
+ err = brcmf_p2p_attach(cfg);
if (err) {
- brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err);
- wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS;
+ brcmf_err("P2P initilisation failed (%d)\n", err);
+ goto wiphy_unreg_out;
+ }
+ err = brcmf_btcoex_attach(cfg);
+ if (err) {
+ brcmf_err("BT-coex initialisation failed (%d)\n", err);
+ brcmf_p2p_detach(&cfg->p2p);
+ goto wiphy_unreg_out;
}
- err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_VERSION,
- &io_type);
+ err = brcmf_fil_iovar_int_set(ifp, "tdls_enable", 1);
if (err) {
- brcmf_err("Failed to get D11 version (%d)\n", err);
- goto cfg80211_p2p_attach_out;
+ brcmf_dbg(INFO, "TDLS not enabled (%d)\n", err);
+ wiphy->flags &= ~WIPHY_FLAG_SUPPORTS_TDLS;
}
- cfg->d11inf.io_type = (u8)io_type;
- brcmu_d11_attach(&cfg->d11inf);
return cfg;
-cfg80211_p2p_attach_out:
+wiphy_unreg_out:
+ wiphy_unregister(cfg->wiphy);
+priv_out:
wl_deinit_priv(cfg);
-
-cfg80211_attach_out:
brcmf_free_vif(vif);
+wiphy_out:
+ brcmf_free_wiphy(wiphy);
return NULL;
}
wiphy_unregister(cfg->wiphy);
brcmf_btcoex_detach(cfg);
wl_deinit_priv(cfg);
- wiphy_free(cfg->wiphy);
+ brcmf_free_wiphy(cfg->wiphy);
}
projects / linux-beck.git / commitdiff