From 28f64d368b21c551d5faf33687e7228531256d10 Mon Sep 17 00:00:00 2001 From: Wen Gong Date: Thu, 11 Jan 2024 15:56:58 +0200 Subject: wifi: ath11k: save power spectral density(PSD) of regulatory rule Save the power spectral density (PSD) report from firmware to struct ieee80211_reg_rule. Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.23 Signed-off-by: Wen Gong Acked-by: Jeff Johnson Signed-off-by: Baochen Qiang Signed-off-by: Kalle Valo Link: https://msgid.link/20231218085844.2658-7-quic_bqiang@quicinc.com --- drivers/net/wireless/ath/ath11k/reg.c | 18 +++++++++++++----- 1 file changed, 13 insertions(+), 5 deletions(-) (limited to 'drivers/net/wireless/ath/ath11k') diff --git a/drivers/net/wireless/ath/ath11k/reg.c b/drivers/net/wireless/ath/ath11k/reg.c index d4fd3509e608..737fcd450d4b 100644 --- a/drivers/net/wireless/ath/ath11k/reg.c +++ b/drivers/net/wireless/ath/ath11k/reg.c @@ -425,6 +425,11 @@ static void ath11k_reg_intersect_rules(struct ieee80211_reg_rule *rule1, /* Use the flags of both the rules */ new_rule->flags = rule1->flags | rule2->flags; + if ((rule1->flags & NL80211_RRF_PSD) && (rule2->flags & NL80211_RRF_PSD)) + new_rule->psd = min_t(s8, rule1->psd, rule2->psd); + else + new_rule->flags &= ~NL80211_RRF_PSD; + /* To be safe, lts use the max cac timeout of both rules */ new_rule->dfs_cac_ms = max_t(u32, rule1->dfs_cac_ms, rule2->dfs_cac_ms); @@ -527,13 +532,14 @@ ath11k_reg_adjust_bw(u16 start_freq, u16 end_freq, u16 max_bw) static void ath11k_reg_update_rule(struct ieee80211_reg_rule *reg_rule, u32 start_freq, u32 end_freq, u32 bw, u32 ant_gain, u32 reg_pwr, - u32 reg_flags) + s8 psd, u32 reg_flags) { reg_rule->freq_range.start_freq_khz = MHZ_TO_KHZ(start_freq); reg_rule->freq_range.end_freq_khz = MHZ_TO_KHZ(end_freq); reg_rule->freq_range.max_bandwidth_khz = MHZ_TO_KHZ(bw); reg_rule->power_rule.max_antenna_gain = DBI_TO_MBI(ant_gain); reg_rule->power_rule.max_eirp = DBM_TO_MBM(reg_pwr); + reg_rule->psd = psd; reg_rule->flags = reg_flags; } @@ -563,7 +569,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, reg_rule->start_freq, ETSI_WEATHER_RADAR_BAND_LOW, bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); ath11k_dbg(ab, ATH11K_DBG_REG, "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", @@ -584,7 +590,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, ath11k_reg_update_rule(regd->reg_rules + i, start_freq, end_freq, bw, reg_rule->ant_gain, - reg_rule->reg_power, flags); + reg_rule->reg_power, reg_rule->psd_eirp, flags); regd->reg_rules[i].dfs_cac_ms = ETSI_WEATHER_RADAR_BAND_CAC_TIMEOUT; @@ -605,7 +611,7 @@ ath11k_reg_update_weather_radar_band(struct ath11k_base *ab, ETSI_WEATHER_RADAR_BAND_HIGH, reg_rule->end_freq, bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); ath11k_dbg(ab, ATH11K_DBG_REG, "\t%d. (%d - %d @ %d) (%d, %d) (%d ms) (FLAGS %d)\n", @@ -731,6 +737,8 @@ ath11k_reg_build_regd(struct ath11k_base *ab, reg_rule = reg_rule_6ghz + k++; max_bw = min_t(u16, reg_rule->max_bw, max_bw_6ghz); flags = NL80211_RRF_AUTO_BW; + if (reg_rule->psd_flag) + flags |= NL80211_RRF_PSD; } else { break; } @@ -742,7 +750,7 @@ ath11k_reg_build_regd(struct ath11k_base *ab, reg_rule->start_freq, reg_rule->end_freq, max_bw, reg_rule->ant_gain, reg_rule->reg_power, - flags); + reg_rule->psd_eirp, flags); /* Update dfs cac timeout if the dfs domain is ETSI and the * new rule covers weather radar band. -- cgit v1.2.3