Code:
~$ dmesg | grep 80211
[ 7.069610] cfg80211: Calling CRDA to update world regulatory domain
[ 7.491606] cfg80211: World regulatory domain updated:
[ 7.491610] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 7.491613] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 7.491615] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 7.491617] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 7.491619] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 7.491621] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 7.562409] Modules linked in: snd_hwdep x86_pkg_temp_thermal snd_pcm snd_page_alloc snd_seq_midi intel_powerclamp snd_seq_midi_event i915(+) coretemp hid_sensor_iio_common kvm_intel dell_wmi sparse_keymap kvm snd_rawmidi snd_seq crct10dif_pclmul crc32_pclmul ghash_clmulni_intel drm_kms_helper videobuf2_core aesni_intel parport_pc aes_x86_64 mac80211 hid_sensor_hub lrw gf128mul hid_multitouch glue_helper drm dell_laptop ablk_helper dcdbas i2c_algo_bit iwlwifi ppdev snd_seq_device snd_timer serio_raw lp snd cryptd videodev mei_me joydev wmi parport mei soundcore mac_hid i2c_designware_platform btusb lpc_ich i2c_designware_core video cfg80211 bluetooth hid_generic usbhid hid psmouse ahci libahci
[ 7.672068] cfg80211: Calling CRDA for country: GB
[ 7.673923] cfg80211: Regulatory domain changed to country: GB
[ 7.673923] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 7.673924] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 7.673925] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 7.673926] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 7.673926] cfg80211: (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm)
[ 7.673927] cfg80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm)
[ 7.750747] ieee80211 phy0: Selected rate control algorithm 'iwl-mvm-rs'
[ 12.703913] cfg80211: Calling CRDA for country: GB
[ 12.705972] cfg80211: Regulatory domain changed to country: GB
[ 12.705975] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 12.705976] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 12.705977] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 12.705978] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 12.705979] cfg80211: (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm)
[ 12.705980] cfg80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm)
[ 81.022255] cfg80211: Calling CRDA to update world regulatory domain
[ 81.028047] cfg80211: World regulatory domain updated:
[ 81.028054] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 81.028059] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 81.028063] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 81.028066] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 81.028069] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 81.028072] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 81.028098] cfg80211: Calling CRDA for country: GB
[ 81.033741] cfg80211: Regulatory domain changed to country: GB
[ 81.033749] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 81.033753] cfg80211: (2402000 KHz - 2482000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 81.033757] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 81.033760] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (N/A, 2000 mBm)
[ 81.033762] cfg80211: (5490000 KHz - 5710000 KHz @ 40000 KHz), (N/A, 2700 mBm)
[ 81.033766] cfg80211: (57240000 KHz - 65880000 KHz @ 2160000 KHz), (N/A, 4000 mBm)
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