diff mbox series

[wireless-next,05/19] wifi: iwlwifi: parse active and 20 MHz AP NVM channel flag

Message ID 20250306134559.fa17d6e2f19a.I1f7f84f4485ed3928070c97a031110ccb608bda8@changeid
State New
Headers show
Series wifi: iwlwifi: updates - 2025-03-06 | expand

Commit Message

Miri Korenblit March 6, 2025, 11:48 a.m. UTC 
From: Anjaneyulu <pagadala.yesu.anjaneyulu@intel.com>

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>
---
Depends on commit: "wifi: cfg80211: allow AP operations in 20 MHz
configuration"
---
 .../wireless/intel/iwlwifi/iwl-nvm-parse.c    | 36 +++++++++++--------
 1 file changed, 22 insertions(+), 14 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
index cd1b0048bb6d..018752b8c4d8 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c
@@ -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
 	 */