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path: root/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
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Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c')
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c259
1 files changed, 199 insertions, 60 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
index 62f475e31077..2628d5e12c64 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
@@ -541,6 +541,21 @@ brcmf_cfg80211_update_proto_addr_mode(struct wireless_dev *wdev)
ADDR_INDIRECT);
}
+static int brcmf_get_first_free_bsscfgidx(struct brcmf_pub *drvr)
+{
+ int bsscfgidx;
+
+ for (bsscfgidx = 0; bsscfgidx < BRCMF_MAX_IFS; bsscfgidx++) {
+ /* bsscfgidx 1 is reserved for legacy P2P */
+ if (bsscfgidx == 1)
+ continue;
+ if (!drvr->iflist[bsscfgidx])
+ return bsscfgidx;
+ }
+
+ return -ENOMEM;
+}
+
static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp)
{
struct brcmf_mbss_ssid_le mbss_ssid_le;
@@ -548,7 +563,7 @@ static int brcmf_cfg80211_request_ap_if(struct brcmf_if *ifp)
int err;
memset(&mbss_ssid_le, 0, sizeof(mbss_ssid_le));
- bsscfgidx = brcmf_get_next_free_bsscfgidx(ifp->drvr);
+ bsscfgidx = brcmf_get_first_free_bsscfgidx(ifp->drvr);
if (bsscfgidx < 0)
return bsscfgidx;
@@ -586,7 +601,7 @@ struct wireless_dev *brcmf_ap_add_vif(struct wiphy *wiphy, const char *name,
brcmf_dbg(INFO, "Adding vif \"%s\"\n", name);
- vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP, false);
+ vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_AP);
if (IS_ERR(vif))
return (struct wireless_dev *)vif;
@@ -669,20 +684,24 @@ static struct wireless_dev *brcmf_cfg80211_add_iface(struct wiphy *wiphy,
return ERR_PTR(-EOPNOTSUPP);
case NL80211_IFTYPE_AP:
wdev = brcmf_ap_add_vif(wiphy, name, flags, params);
- if (!IS_ERR(wdev))
- brcmf_cfg80211_update_proto_addr_mode(wdev);
- return wdev;
+ break;
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_P2P_DEVICE:
wdev = brcmf_p2p_add_vif(wiphy, name, name_assign_type, type, flags, params);
- if (!IS_ERR(wdev))
- brcmf_cfg80211_update_proto_addr_mode(wdev);
- return wdev;
+ break;
case NL80211_IFTYPE_UNSPECIFIED:
default:
return ERR_PTR(-EINVAL);
}
+
+ if (IS_ERR(wdev))
+ brcmf_err("add iface %s type %d failed: err=%d\n",
+ name, type, (int)PTR_ERR(wdev));
+ else
+ brcmf_cfg80211_update_proto_addr_mode(wdev);
+
+ return wdev;
}
static void brcmf_scan_config_mpc(struct brcmf_if *ifp, int mpc)
@@ -756,9 +775,13 @@ s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg,
if (!aborted)
cfg80211_sched_scan_results(cfg_to_wiphy(cfg));
} else if (scan_request) {
+ struct cfg80211_scan_info info = {
+ .aborted = aborted,
+ };
+
brcmf_dbg(SCAN, "ESCAN Completed scan: %s\n",
aborted ? "Aborted" : "Done");
- cfg80211_scan_done(scan_request, aborted);
+ cfg80211_scan_done(scan_request, &info);
}
if (!test_and_clear_bit(BRCMF_SCAN_STATUS_BUSY, &cfg->scan_status))
brcmf_dbg(SCAN, "Scan complete, probably P2P scan\n");
@@ -766,12 +789,48 @@ s32 brcmf_notify_escan_complete(struct brcmf_cfg80211_info *cfg,
return err;
}
+static int brcmf_cfg80211_del_ap_iface(struct wiphy *wiphy,
+ struct wireless_dev *wdev)
+{
+ struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy);
+ struct net_device *ndev = wdev->netdev;
+ struct brcmf_if *ifp = netdev_priv(ndev);
+ int ret;
+ int err;
+
+ brcmf_cfg80211_arm_vif_event(cfg, ifp->vif);
+
+ err = brcmf_fil_bsscfg_data_set(ifp, "interface_remove", NULL, 0);
+ if (err) {
+ brcmf_err("interface_remove failed %d\n", err);
+ goto err_unarm;
+ }
+
+ /* wait for firmware event */
+ ret = brcmf_cfg80211_wait_vif_event(cfg, BRCMF_E_IF_DEL,
+ BRCMF_VIF_EVENT_TIMEOUT);
+ if (!ret) {
+ brcmf_err("timeout occurred\n");
+ err = -EIO;
+ goto err_unarm;
+ }
+
+ brcmf_remove_interface(ifp, true);
+
+err_unarm:
+ brcmf_cfg80211_arm_vif_event(cfg, NULL);
+ return err;
+}
+
static
int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev)
{
struct brcmf_cfg80211_info *cfg = wiphy_priv(wiphy);
struct net_device *ndev = wdev->netdev;
+ if (ndev && ndev == cfg_to_ndev(cfg))
+ return -ENOTSUPP;
+
/* vif event pending in firmware */
if (brcmf_cfg80211_vif_event_armed(cfg))
return -EBUSY;
@@ -788,12 +847,13 @@ int brcmf_cfg80211_del_iface(struct wiphy *wiphy, struct wireless_dev *wdev)
switch (wdev->iftype) {
case NL80211_IFTYPE_ADHOC:
case NL80211_IFTYPE_STATION:
- case NL80211_IFTYPE_AP:
case NL80211_IFTYPE_AP_VLAN:
case NL80211_IFTYPE_WDS:
case NL80211_IFTYPE_MONITOR:
case NL80211_IFTYPE_MESH_POINT:
return -EOPNOTSUPP;
+ case NL80211_IFTYPE_AP:
+ return brcmf_cfg80211_del_ap_iface(wiphy, wdev);
case NL80211_IFTYPE_P2P_CLIENT:
case NL80211_IFTYPE_P2P_GO:
case NL80211_IFTYPE_P2P_DEVICE:
@@ -2750,7 +2810,7 @@ static s32 brcmf_inform_single_bss(struct brcmf_cfg80211_info *cfg,
if (!bi->ctl_ch) {
ch.chspec = le16_to_cpu(bi->chanspec);
cfg->d11inf.decchspec(&ch);
- bi->ctl_ch = ch.chnum;
+ bi->ctl_ch = ch.control_ch_num;
}
channel = bi->ctl_ch;
@@ -2868,7 +2928,7 @@ static s32 brcmf_inform_ibss(struct brcmf_cfg80211_info *cfg,
else
band = wiphy->bands[NL80211_BAND_5GHZ];
- freq = ieee80211_channel_to_frequency(ch.chnum, band->band);
+ freq = ieee80211_channel_to_frequency(ch.control_ch_num, band->band);
cfg->channel = freq;
notify_channel = ieee80211_get_channel(wiphy, freq);
@@ -2878,7 +2938,7 @@ static s32 brcmf_inform_ibss(struct brcmf_cfg80211_info *cfg,
notify_ielen = le32_to_cpu(bi->ie_length);
notify_signal = (s16)le16_to_cpu(bi->RSSI) * 100;
- brcmf_dbg(CONN, "channel: %d(%d)\n", ch.chnum, freq);
+ brcmf_dbg(CONN, "channel: %d(%d)\n", ch.control_ch_num, freq);
brcmf_dbg(CONN, "capability: %X\n", notify_capability);
brcmf_dbg(CONN, "beacon interval: %d\n", notify_interval);
brcmf_dbg(CONN, "signal: %d\n", notify_signal);
@@ -4439,7 +4499,7 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
struct brcmf_join_params join_params;
enum nl80211_iftype dev_role;
struct brcmf_fil_bss_enable_le bss_enable;
- u16 chanspec;
+ u16 chanspec = chandef_to_chanspec(&cfg->d11inf, &settings->chandef);
bool mbss;
int is_11d;
@@ -4515,16 +4575,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
brcmf_config_ap_mgmt_ie(ifp->vif, &settings->beacon);
+ /* Parameters shared by all radio interfaces */
if (!mbss) {
- chanspec = chandef_to_chanspec(&cfg->d11inf,
- &settings->chandef);
- err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec);
- if (err < 0) {
- brcmf_err("Set Channel failed: chspec=%d, %d\n",
- chanspec, err);
- goto exit;
- }
-
if (is_11d != ifp->vif->is_11d) {
err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_SET_REGULATORY,
is_11d);
@@ -4572,6 +4624,8 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
err = -EINVAL;
goto exit;
}
+
+ /* Interface specific setup */
if (dev_role == NL80211_IFTYPE_AP) {
if ((brcmf_feat_is_enabled(ifp, BRCMF_FEAT_MBSS)) && (!mbss))
brcmf_fil_iovar_int_set(ifp, "mbss", 1);
@@ -4581,6 +4635,17 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
brcmf_err("setting AP mode failed %d\n", err);
goto exit;
}
+ if (!mbss) {
+ /* Firmware 10.x requires setting channel after enabling
+ * AP and before bringing interface up.
+ */
+ err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec);
+ if (err < 0) {
+ brcmf_err("Set Channel failed: chspec=%d, %d\n",
+ chanspec, err);
+ goto exit;
+ }
+ }
err = brcmf_fil_cmd_int_set(ifp, BRCMF_C_UP, 1);
if (err < 0) {
brcmf_err("BRCMF_C_UP error (%d)\n", err);
@@ -4601,8 +4666,23 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
brcmf_err("SET SSID error (%d)\n", err);
goto exit;
}
+
+ if (settings->hidden_ssid) {
+ err = brcmf_fil_iovar_int_set(ifp, "closednet", 1);
+ if (err) {
+ brcmf_err("closednet error (%d)\n", err);
+ goto exit;
+ }
+ }
+
brcmf_dbg(TRACE, "AP mode configuration complete\n");
- } else {
+ } else if (dev_role == NL80211_IFTYPE_P2P_GO) {
+ err = brcmf_fil_iovar_int_set(ifp, "chanspec", chanspec);
+ if (err < 0) {
+ brcmf_err("Set Channel failed: chspec=%d, %d\n",
+ chanspec, err);
+ goto exit;
+ }
err = brcmf_fil_bsscfg_data_set(ifp, "ssid", &ssid_le,
sizeof(ssid_le));
if (err < 0) {
@@ -4619,7 +4699,10 @@ brcmf_cfg80211_start_ap(struct wiphy *wiphy, struct net_device *ndev,
}
brcmf_dbg(TRACE, "GO mode configuration complete\n");
+ } else {
+ WARN_ON(1);
}
+
set_bit(BRCMF_VIF_STATUS_AP_CREATED, &ifp->vif->sme_state);
brcmf_net_setcarrier(ifp, true);
@@ -4650,6 +4733,10 @@ static int brcmf_cfg80211_stop_ap(struct wiphy *wiphy, struct net_device *ndev)
return err;
}
+ /* First BSS doesn't get a full reset */
+ if (ifp->bsscfgidx == 0)
+ brcmf_fil_iovar_int_set(ifp, "closednet", 0);
+
memset(&join_params, 0, sizeof(join_params));
err = brcmf_fil_cmd_data_set(ifp, BRCMF_C_SET_SSID,
&join_params, sizeof(join_params));
@@ -4908,6 +4995,68 @@ exit:
return err;
}
+static int brcmf_cfg80211_get_channel(struct wiphy *wiphy,
+ struct wireless_dev *wdev,
+ struct cfg80211_chan_def *chandef)
+{
+ struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
+ struct net_device *ndev = wdev->netdev;
+ struct brcmf_if *ifp;
+ struct brcmu_chan ch;
+ enum nl80211_band band = 0;
+ enum nl80211_chan_width width = 0;
+ u32 chanspec;
+ int freq, err;
+
+ if (!ndev)
+ return -ENODEV;
+ ifp = netdev_priv(ndev);
+
+ err = brcmf_fil_iovar_int_get(ifp, "chanspec", &chanspec);
+ if (err) {
+ brcmf_err("chanspec failed (%d)\n", err);
+ return err;
+ }
+
+ ch.chspec = chanspec;
+ cfg->d11inf.decchspec(&ch);
+
+ switch (ch.band) {
+ case BRCMU_CHAN_BAND_2G:
+ band = NL80211_BAND_2GHZ;
+ break;
+ case BRCMU_CHAN_BAND_5G:
+ band = NL80211_BAND_5GHZ;
+ break;
+ }
+
+ switch (ch.bw) {
+ case BRCMU_CHAN_BW_80:
+ width = NL80211_CHAN_WIDTH_80;
+ break;
+ case BRCMU_CHAN_BW_40:
+ width = NL80211_CHAN_WIDTH_40;
+ break;
+ case BRCMU_CHAN_BW_20:
+ width = NL80211_CHAN_WIDTH_20;
+ break;
+ case BRCMU_CHAN_BW_80P80:
+ width = NL80211_CHAN_WIDTH_80P80;
+ break;
+ case BRCMU_CHAN_BW_160:
+ width = NL80211_CHAN_WIDTH_160;
+ break;
+ }
+
+ freq = ieee80211_channel_to_frequency(ch.control_ch_num, band);
+ chandef->chan = ieee80211_get_channel(wiphy, freq);
+ chandef->width = width;
+ chandef->center_freq1 = ieee80211_channel_to_frequency(ch.chnum, band);
+ chandef->center_freq2 = 0;
+
+ return 0;
+}
+
static int brcmf_cfg80211_crit_proto_start(struct wiphy *wiphy,
struct wireless_dev *wdev,
enum nl80211_crit_proto_id proto,
@@ -5070,6 +5219,7 @@ static struct cfg80211_ops brcmf_cfg80211_ops = {
.mgmt_tx = brcmf_cfg80211_mgmt_tx,
.remain_on_channel = brcmf_p2p_remain_on_channel,
.cancel_remain_on_channel = brcmf_cfg80211_cancel_remain_on_channel,
+ .get_channel = brcmf_cfg80211_get_channel,
.start_p2p_device = brcmf_p2p_start_device,
.stop_p2p_device = brcmf_p2p_stop_device,
.crit_proto_start = brcmf_cfg80211_crit_proto_start,
@@ -5078,8 +5228,7 @@ static struct cfg80211_ops brcmf_cfg80211_ops = {
};
struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg,
- enum nl80211_iftype type,
- bool pm_block)
+ enum nl80211_iftype type)
{
struct brcmf_cfg80211_vif *vif_walk;
struct brcmf_cfg80211_vif *vif;
@@ -5094,8 +5243,6 @@ struct brcmf_cfg80211_vif *brcmf_alloc_vif(struct brcmf_cfg80211_info *cfg,
vif->wdev.wiphy = cfg->wiphy;
vif->wdev.iftype = type;
- vif->pm_block = pm_block;
-
brcmf_init_prof(&vif->profile);
if (type == NL80211_IFTYPE_AP) {
@@ -5296,7 +5443,7 @@ brcmf_bss_roaming_done(struct brcmf_cfg80211_info *cfg,
else
band = wiphy->bands[NL80211_BAND_5GHZ];
- freq = ieee80211_channel_to_frequency(ch.chnum, band->band);
+ freq = ieee80211_channel_to_frequency(ch.control_ch_num, band->band);
notify_channel = ieee80211_get_channel(wiphy, freq);
done:
@@ -5352,7 +5499,6 @@ brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg,
struct net_device *ndev,
const struct brcmf_event_msg *e, void *data)
{
- struct brcmf_if *ifp = netdev_priv(ndev);
static int generation;
u32 event = e->event_code;
u32 reason = e->reason;
@@ -5363,8 +5509,6 @@ brcmf_notify_connect_status_ap(struct brcmf_cfg80211_info *cfg,
ndev != cfg_to_ndev(cfg)) {
brcmf_dbg(CONN, "AP mode link down\n");
complete(&cfg->vif_disabled);
- if (ifp->vif->mbss)
- brcmf_remove_interface(ifp);
return 0;
}
@@ -5818,14 +5962,15 @@ static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg,
channel = band->channels;
index = band->n_channels;
for (j = 0; j < band->n_channels; j++) {
- if (channel[j].hw_value == ch.chnum) {
+ if (channel[j].hw_value == ch.control_ch_num) {
index = j;
break;
}
}
channel[index].center_freq =
- ieee80211_channel_to_frequency(ch.chnum, band->band);
- channel[index].hw_value = ch.chnum;
+ ieee80211_channel_to_frequency(ch.control_ch_num,
+ band->band);
+ channel[index].hw_value = ch.control_ch_num;
/* assuming the chanspecs order is HT20,
* HT40 upper, HT40 lower, and VHT80.
@@ -5927,7 +6072,7 @@ static int brcmf_enable_bw40_2g(struct brcmf_cfg80211_info *cfg)
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)
+ if (band->channels[j].hw_value == ch.control_ch_num)
break;
}
if (WARN_ON(j == band->n_channels))
@@ -6193,29 +6338,15 @@ static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp)
if (!combo)
goto err;
- c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL);
- if (!c0_limits)
- goto err;
-
- if (p2p) {
- p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL);
- if (!p2p_limits)
- goto err;
- }
-
- if (mbss) {
- mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL);
- if (!mbss_limits)
- goto err;
- }
-
wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION) |
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_AP);
c = 0;
i = 0;
- combo[c].num_different_channels = 1;
+ c0_limits = kcalloc(p2p ? 3 : 2, sizeof(*c0_limits), GFP_KERNEL);
+ if (!c0_limits)
+ goto err;
c0_limits[i].max = 1;
c0_limits[i++].types = BIT(NL80211_IFTYPE_STATION);
if (p2p) {
@@ -6233,6 +6364,7 @@ static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp)
c0_limits[i].max = 1;
c0_limits[i++].types = BIT(NL80211_IFTYPE_AP);
}
+ combo[c].num_different_channels = 1;
combo[c].max_interfaces = i;
combo[c].n_limits = i;
combo[c].limits = c0_limits;
@@ -6240,7 +6372,9 @@ static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp)
if (p2p) {
c++;
i = 0;
- combo[c].num_different_channels = 1;
+ p2p_limits = kcalloc(4, sizeof(*p2p_limits), GFP_KERNEL);
+ if (!p2p_limits)
+ goto err;
p2p_limits[i].max = 1;
p2p_limits[i++].types = BIT(NL80211_IFTYPE_STATION);
p2p_limits[i].max = 1;
@@ -6249,6 +6383,7 @@ static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp)
p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_CLIENT);
p2p_limits[i].max = 1;
p2p_limits[i++].types = BIT(NL80211_IFTYPE_P2P_DEVICE);
+ combo[c].num_different_channels = 1;
combo[c].max_interfaces = i;
combo[c].n_limits = i;
combo[c].limits = p2p_limits;
@@ -6256,14 +6391,19 @@ static int brcmf_setup_ifmodes(struct wiphy *wiphy, struct brcmf_if *ifp)
if (mbss) {
c++;
+ i = 0;
+ mbss_limits = kcalloc(1, sizeof(*mbss_limits), GFP_KERNEL);
+ if (!mbss_limits)
+ goto err;
+ mbss_limits[i].max = 4;
+ mbss_limits[i++].types = BIT(NL80211_IFTYPE_AP);
combo[c].beacon_int_infra_match = true;
combo[c].num_different_channels = 1;
- mbss_limits[0].max = 4;
- mbss_limits[0].types = BIT(NL80211_IFTYPE_AP);
combo[c].max_interfaces = 4;
- combo[c].n_limits = 1;
+ combo[c].n_limits = i;
combo[c].limits = mbss_limits;
}
+
wiphy->n_iface_combinations = n_combos;
wiphy->iface_combinations = combo;
return 0;
@@ -6715,11 +6855,10 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
return NULL;
}
- ops = kzalloc(sizeof(*ops), GFP_KERNEL);
+ ops = kmemdup(&brcmf_cfg80211_ops, sizeof(*ops), GFP_KERNEL);
if (!ops)
return NULL;
- memcpy(ops, &brcmf_cfg80211_ops, sizeof(*ops));
ifp = netdev_priv(ndev);
#ifdef CONFIG_PM
if (brcmf_feat_is_enabled(ifp, BRCMF_FEAT_WOWL_GTK))
@@ -6740,7 +6879,7 @@ struct brcmf_cfg80211_info *brcmf_cfg80211_attach(struct brcmf_pub *drvr,
init_vif_event(&cfg->vif_event);
INIT_LIST_HEAD(&cfg->vif_list);
- vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION, false);
+ vif = brcmf_alloc_vif(cfg, NL80211_IFTYPE_STATION);
if (IS_ERR(vif))
goto wiphy_out;
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-28 22:20:36 +0000