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Rodriguez 2009-01-22 2578 static void handle_channel_custom(struct wiphy *wiphy, fdc9d7b2863ce6 Johannes Berg 2012-12-03 2579 struct ieee80211_channel *chan, c4b9d655e445a8 Ganapathi Bhat 2019-12-20 2580 const struct ieee80211_regdomain *regd, c4b9d655e445a8 Ganapathi Bhat 2019-12-20 2581 u32 min_bw) 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2582 { 038659e7c6b385 Luis R. Rodriguez 2009-05-02 2583 u32 bw_flags = 0; 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2584 const struct ieee80211_reg_rule *reg_rule = NULL; 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2585 const struct ieee80211_power_rule *power_rule = NULL; 934f4c7dd3a544 Thomas Pedersen 2020-04-01 2586 u32 bw, center_freq_khz; 7c0e7a45e22911 Kieran Frewen 2022-08-30 2587 bool is_s1g = chan->band == NL80211_BAND_S1GHZ; 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2588 7c0e7a45e22911 Kieran Frewen 2022-08-30 2589 if (is_s1g) { 7c0e7a45e22911 Kieran Frewen 2022-08-30 2590 bw = MHZ_TO_KHZ(16); 7c0e7a45e22911 Kieran Frewen 2022-08-30 2591 min_bw = MHZ_TO_KHZ(1); 7c0e7a45e22911 Kieran Frewen 2022-08-30 2592 } else { 7c0e7a45e22911 Kieran Frewen 2022-08-30 2593 bw = MHZ_TO_KHZ(20); 7c0e7a45e22911 Kieran Frewen 2022-08-30 2594 } 7c0e7a45e22911 Kieran Frewen 2022-08-30 2595 7c0e7a45e22911 Kieran Frewen 2022-08-30 2596 for (; bw >= min_bw; bw = bw / 2) { 934f4c7dd3a544 Thomas Pedersen 2020-04-01 @2597 reg_rule = freq_reg_info_regd(center_freq_khz, regd, bw); Never initialized. 4edd56981c8fbb Matthias May 2015-07-17 2598 if (!IS_ERR(reg_rule)) 4edd56981c8fbb Matthias May 2015-07-17 2599 break; 4edd56981c8fbb Matthias May 2015-07-17 2600 } 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2601 a7ee7d44b57c9a Johannes Berg 2020-02-21 2602 if (IS_ERR_OR_NULL(reg_rule)) { 934f4c7dd3a544 Thomas Pedersen 2020-04-01 2603 pr_debug("Disabling freq %d.%03d MHz as custom regd has no rule that fits it\n", 934f4c7dd3a544 Thomas Pedersen 2020-04-01 2604 chan->center_freq, chan->freq_offset); db8dfee57d37d2 Arik Nemtsov 2014-12-15 2605 if (wiphy->regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED) { db8dfee57d37d2 Arik Nemtsov 2014-12-15 2606 chan->flags |= IEEE80211_CHAN_DISABLED; db8dfee57d37d2 Arik Nemtsov 2014-12-15 2607 } else { cc493e4f5296f4 Luis R. Rodriguez 2013-11-06 2608 chan->orig_flags |= IEEE80211_CHAN_DISABLED; cc493e4f5296f4 Luis R. Rodriguez 2013-11-06 2609 chan->flags = chan->orig_flags; db8dfee57d37d2 Arik Nemtsov 2014-12-15 2610 } 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2611 return; 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2612 } 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2613 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2614 power_rule = ®_rule->power_rule; 1aeb135f84fe40 Michal Sojka 2015-11-23 2615 bw_flags = reg_rule_to_chan_bw_flags(regd, reg_rule, chan); 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2616 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2617 chan->dfs_state_entered = jiffies; c7ab508190aee6 Arik Nemtsov 2014-11-16 2618 chan->dfs_state = NL80211_DFS_USABLE; c7ab508190aee6 Arik Nemtsov 2014-11-16 2619 c7ab508190aee6 Arik Nemtsov 2014-11-16 2620 chan->beacon_found = false; db8dfee57d37d2 Arik Nemtsov 2014-12-15 2621 db8dfee57d37d2 Arik Nemtsov 2014-12-15 2622 if (wiphy->regulatory_flags & REGULATORY_WIPHY_SELF_MANAGED) db8dfee57d37d2 Arik Nemtsov 2014-12-15 2623 chan->flags = chan->orig_flags | bw_flags | db8dfee57d37d2 Arik Nemtsov 2014-12-15 2624 map_regdom_flags(reg_rule->flags); db8dfee57d37d2 Arik Nemtsov 2014-12-15 2625 else 038659e7c6b385 Luis R. Rodriguez 2009-05-02 2626 chan->flags |= map_regdom_flags(reg_rule->flags) | bw_flags; db8dfee57d37d2 Arik Nemtsov 2014-12-15 2627 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2628 chan->max_antenna_gain = (int) MBI_TO_DBI(power_rule->max_antenna_gain); 279f0f55249820 Felix Fietkau 2012-10-17 2629 chan->max_reg_power = chan->max_power = 279f0f55249820 Felix Fietkau 2012-10-17 2630 (int) MBM_TO_DBM(power_rule->max_eirp); 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2631 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2632 if (chan->flags & IEEE80211_CHAN_RADAR) { 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2633 if (reg_rule->dfs_cac_ms) 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2634 chan->dfs_cac_ms = reg_rule->dfs_cac_ms; 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2635 else 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2636 chan->dfs_cac_ms = IEEE80211_DFS_MIN_CAC_TIME_MS; 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2637 } 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2638 2e18b38fc8fb03 Arik Nemtsov 2014-11-16 2639 chan->max_power = chan->max_reg_power; 1fa25e413659f9 Luis R. Rodriguez 2009-01-22 2640 } -- 0-DAY CI Kernel Test Service https://01.org/lkp