bcm4xxx: fix iwinfo behaviour
Signed-off-by: John Crispin <john@phrozen.org>
This commit is contained in:
John Crispin
parent
ae61d21ca3
commit
df773ead9a
154
package/kernel/mac80211/patches/brcm/998-survey.patch
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154
package/kernel/mac80211/patches/brcm/998-survey.patch
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@ -0,0 +1,154 @@
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Index: backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
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===================================================================
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--- backports-5.4-rc8-1.orig/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
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+++ backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/cfg80211.c
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@@ -2747,6 +2747,63 @@ done:
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}
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static int
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+brcmf_cfg80211_dump_survey(struct wiphy *wiphy, struct net_device *ndev,
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+ int idx, struct survey_info *survey)
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+{
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+ struct brcmf_cfg80211_info *cfg = wiphy_to_cfg(wiphy);
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+ struct brcmf_if *ifp = netdev_priv(ndev);
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+ struct brcmu_chan ch;
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+ enum nl80211_band band = 0;
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+ s32 err = 0;
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+ int noise;
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+ u32 freq;
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+ u32 chanspec;
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+
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+ memset(survey, 0, sizeof(struct survey_info));
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+ if (idx != 0) {
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+ if (idx >= cfg->pub->num_chan_stats || cfg->pub->chan_stats == NULL)
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+ return -ENOENT;
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+ if (cfg->pub->chan_stats[idx].freq == 0)
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+ return -ENOENT;
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+ survey->filled = SURVEY_INFO_NOISE_DBM;
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+ survey->channel = ieee80211_get_channel(wiphy, cfg->pub->chan_stats[idx].freq);
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+ survey->noise = cfg->pub->chan_stats[idx].noise;
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+ return 0;
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+ }
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+
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+ err = brcmf_fil_iovar_int_get(ifp, "chanspec", &chanspec);
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+ if (err) {
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+ brcmf_err("chanspec failed (%d)\n", err);
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+ return err;
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+ }
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+
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+ ch.chspec = chanspec;
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+ cfg->d11inf.decchspec(&ch);
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+
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+ switch (ch.band) {
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+ case BRCMU_CHAN_BAND_2G:
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+ band = NL80211_BAND_2GHZ;
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+ break;
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+ case BRCMU_CHAN_BAND_5G:
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+ band = NL80211_BAND_5GHZ;
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+ break;
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+ }
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+
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+ freq = ieee80211_channel_to_frequency(ch.control_ch_num, band);
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+ survey->channel = ieee80211_get_channel(wiphy, freq);
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+
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+ err = brcmf_fil_cmd_int_get(ifp, BRCMF_C_GET_PHY_NOISE, &noise);
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+ if (err) {
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+ brcmf_err("Could not get noise (%d)\n", err);
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+ return err;
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+ }
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+
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+ survey->filled = SURVEY_INFO_NOISE_DBM | SURVEY_INFO_IN_USE;
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+ survey->noise = le32_to_cpu(noise);
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+ return 0;
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+}
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+
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+static int
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brcmf_cfg80211_dump_station(struct wiphy *wiphy, struct net_device *ndev,
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int idx, u8 *mac, struct station_info *sinfo)
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{
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@@ -2836,6 +2893,7 @@ static s32 brcmf_inform_single_bss(struc
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struct brcmu_chan ch;
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u16 channel;
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u32 freq;
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+ int i;
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u16 notify_capability;
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u16 notify_interval;
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u8 *notify_ie;
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@@ -2860,6 +2918,17 @@ static s32 brcmf_inform_single_bss(struc
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band = NL80211_BAND_5GHZ;
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freq = ieee80211_channel_to_frequency(channel, band);
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+ for (i = 0;i < cfg->pub->num_chan_stats;i++) {
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+ if (freq == cfg->pub->chan_stats[i].freq)
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+ break;
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+ if (cfg->pub->chan_stats[i].freq == 0)
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+ break;
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+ }
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+ if (i < cfg->pub->num_chan_stats) {
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+ cfg->pub->chan_stats[i].freq = freq;
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+ cfg->pub->chan_stats[i].noise = bi->phy_noise;
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+ }
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+
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bss_data.chan = ieee80211_get_channel(wiphy, freq);
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bss_data.scan_width = NL80211_BSS_CHAN_WIDTH_20;
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bss_data.boottime_ns = ktime_to_ns(ktime_get_boottime());
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@@ -5277,6 +5346,7 @@ static struct cfg80211_ops brcmf_cfg8021
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.leave_ibss = brcmf_cfg80211_leave_ibss,
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.get_station = brcmf_cfg80211_get_station,
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.dump_station = brcmf_cfg80211_dump_station,
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+ .dump_survey = brcmf_cfg80211_dump_survey,
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.set_tx_power = brcmf_cfg80211_set_tx_power,
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.get_tx_power = brcmf_cfg80211_get_tx_power,
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.add_key = brcmf_cfg80211_add_key,
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Index: backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
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===================================================================
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--- backports-5.4-rc8-1.orig/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
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+++ backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.c
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@@ -1277,6 +1277,8 @@ int brcmf_attach(struct device *dev)
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/* Link to bus module */
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drvr->hdrlen = 0;
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+ drvr->chan_stats = vzalloc(256 * sizeof(struct brcmf_chan_stats));
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+ drvr->num_chan_stats = 256;
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/* Attach and link in the protocol */
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ret = brcmf_proto_attach(drvr);
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@@ -1359,6 +1361,12 @@ void brcmf_detach(struct device *dev)
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if (drvr == NULL)
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return;
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+ drvr->num_chan_stats = 0;
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+ if (drvr->chan_stats) {
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+ vfree(drvr->chan_stats);
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+ drvr->chan_stats = NULL;
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+ }
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+
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#ifdef CONFIG_INET
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unregister_inetaddr_notifier(&drvr->inetaddr_notifier);
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#endif
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Index: backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
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===================================================================
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--- backports-5.4-rc8-1.orig/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
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+++ backports-5.4-rc8-1/drivers/net/wireless/broadcom/brcm80211/brcmfmac/core.h
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@@ -91,6 +91,11 @@ struct brcmf_rev_info {
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u32 nvramrev;
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};
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+struct brcmf_chan_stats {
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+ u32 freq;
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+ int noise;
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+};
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+
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/* Common structure for module and instance linkage */
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struct brcmf_pub {
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/* Linkage ponters */
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@@ -100,6 +105,9 @@ struct brcmf_pub {
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struct cfg80211_ops *ops;
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struct brcmf_cfg80211_info *config;
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+ int num_chan_stats;
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+ struct brcmf_chan_stats *chan_stats;
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+
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/* Internal brcmf items */
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uint hdrlen; /* Total BRCMF header length (proto + bus) */
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@ -0,0 +1,9 @@
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Index: libiwinfo-2020-01-05-bf2c1069/hardware.txt
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===================================================================
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--- libiwinfo-2020-01-05-bf2c1069.orig/hardware.txt
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+++ libiwinfo-2020-01-05-bf2c1069/hardware.txt
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@@ -180,3 +180,4 @@
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0x14c3 0x7650 0x14c3 0x7650 0 0 "MediaTek" "MT7610E"
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0x14c3 0x7662 0x14c3 0x7662 0 0 "MediaTek" "MT76x2E"
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0x1ae9 0x0310 0x1ae9 0x0000 0 0 "Wilocity" "Wil6210"
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+0x14e4 0xaa52 0x14e4 0xaa52 0 0 "Broadcom" "BRCM43602"
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