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wifi: iwlwifi: parse active and 20 MHz AP NVM channel flag

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Configure 20 MHz AP mode based on NVM settings, set the
NL80211_RRF_ALLOW_20MHZ_ACTIVITY flag, when the NVM indicates
that an access point can operate in 20 MHz only.

Signed-off-by: Somashekhar Puttagangaiah <somashekhar.puttagangaiah@intel.com>
Signed-off-by: Pagadala Yesu Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Link: https://patch.msgid.link/20250423091408.897d826a8612.I1f7f84f4485ed3928070c97a031110ccb608bda8@changeid
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Anjaneyulu 2025-04-23 09:16:30 +03:00 committed by Johannes Berg
parent bdd6d93d7a
commit cb04ba7814
1 changed files with 22 additions and 14 deletions
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36
drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
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@ -143,6 +143,9 @@ static struct ieee80211_rate iwl_cfg80211_rates[] = {
* @NVM_CHANNEL_VALID: channel is usable for this SKU/geo
* @NVM_CHANNEL_IBSS: usable as an IBSS channel and deprecated
* when %IWL_NVM_SBANDS_FLAGS_LAR enabled.
* @NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY: active scanning allowed and
* AP allowed only in 20 MHz. Valid only
* when %IWL_NVM_SBANDS_FLAGS_LAR enabled.
* @NVM_CHANNEL_ACTIVE: active scanning allowed and allows IBSS
* when %IWL_NVM_SBANDS_FLAGS_LAR enabled.
* @NVM_CHANNEL_RADAR: radar detection required
@ -159,20 +162,21 @@ static struct ieee80211_rate iwl_cfg80211_rates[] = {
* @NVM_CHANNEL_AFC: client support connection to UHB AFC AP
*/
enum iwl_nvm_channel_flags {
NVM_CHANNEL_VALID = BIT(0),
NVM_CHANNEL_IBSS = BIT(1),
NVM_CHANNEL_ACTIVE = BIT(3),
NVM_CHANNEL_RADAR = BIT(4),
NVM_CHANNEL_INDOOR_ONLY = BIT(5),
NVM_CHANNEL_GO_CONCURRENT = BIT(6),
NVM_CHANNEL_UNIFORM = BIT(7),
NVM_CHANNEL_20MHZ = BIT(8),
NVM_CHANNEL_40MHZ = BIT(9),
NVM_CHANNEL_80MHZ = BIT(10),
NVM_CHANNEL_160MHZ = BIT(11),
NVM_CHANNEL_DC_HIGH = BIT(12),
NVM_CHANNEL_VLP = BIT(13),
NVM_CHANNEL_AFC = BIT(14),
NVM_CHANNEL_VALID = BIT(0),
NVM_CHANNEL_IBSS = BIT(1),
NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY = BIT(2),
NVM_CHANNEL_ACTIVE = BIT(3),
NVM_CHANNEL_RADAR = BIT(4),
NVM_CHANNEL_INDOOR_ONLY = BIT(5),
NVM_CHANNEL_GO_CONCURRENT = BIT(6),
NVM_CHANNEL_UNIFORM = BIT(7),
NVM_CHANNEL_20MHZ = BIT(8),
NVM_CHANNEL_40MHZ = BIT(9),
NVM_CHANNEL_80MHZ = BIT(10),
NVM_CHANNEL_160MHZ = BIT(11),
NVM_CHANNEL_DC_HIGH = BIT(12),
NVM_CHANNEL_VLP = BIT(13),
NVM_CHANNEL_AFC = BIT(14),
};
/**
@ -1659,6 +1663,10 @@ static u32 iwl_nvm_get_regdom_bw_flags(const u16 *nvm_chan,
if (nvm_flags & NVM_CHANNEL_INDOOR_ONLY)
flags |= NL80211_RRF_NO_OUTDOOR;
if (nvm_flags & NVM_CHANNEL_ALLOW_20MHZ_ACTIVITY &&
flags & NL80211_RRF_NO_IR)
flags |= NL80211_RRF_ALLOW_20MHZ_ACTIVITY;
/* Set the GO concurrent flag only in case that NO_IR is set.
* Otherwise it is meaningless
*/