diff mbox series

[01/15] wifi: iwlwifi: mld: make iwl_mvm_find_ie_offset a iwlwifi util

Message ID 20241228223206.a36373eefbf2.Ib1f305b78508c98934f6000720d6455c88a860cb@changeid (mailing list archive)
State New
Delegated to: Johannes Berg
Headers show
Series wifi: iwlwifi: updates - 28-12-24 | expand

Commit Message

Miri Korenblit Dec. 28, 2024, 8:34 p.m. UTC 
This is needed also for more opmodes, and is really not opmode dependent.
Make it a iwlwifi util.

Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
Reviewed-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
---
 .../net/wireless/intel/iwlwifi/iwl-utils.h    | 20 ++++++++
 .../net/wireless/intel/iwlwifi/mvm/debugfs.c  |  7 +--
 .../net/wireless/intel/iwlwifi/mvm/mac-ctxt.c | 48 +++++++------------
 drivers/net/wireless/intel/iwlwifi/mvm/mvm.h  |  1 -
 4 files changed, 40 insertions(+), 36 deletions(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-utils.h b/drivers/net/wireless/intel/iwlwifi/iwl-utils.h
index b43703afdff2..909460316995 100644
--- a/drivers/net/wireless/intel/iwlwifi/iwl-utils.h
+++ b/drivers/net/wireless/intel/iwlwifi/iwl-utils.h
@@ -5,6 +5,8 @@ 
 #ifndef __iwl_utils_h__
 #define __iwl_utils_h__
 
+#include <net/cfg80211.h>
+
 #ifdef CONFIG_INET
 /**
  * iwl_tx_tso_segment - Segments a TSO packet into subframes for A-MSDU.
@@ -33,4 +35,22 @@  int iwl_tx_tso_segment(struct sk_buff *skb, unsigned int num_subframes,
 }
 #endif /* CONFIG_INET */
 
+static inline
+u32 iwl_find_ie_offset(u8 *beacon, u8 eid, u32 frame_size)
+{
+	struct ieee80211_mgmt *mgmt = (void *)beacon;
+	const u8 *ie;
+
+	if (WARN_ON_ONCE(frame_size <= (mgmt->u.beacon.variable - beacon)))
+		return 0;
+
+	frame_size -= mgmt->u.beacon.variable - beacon;
+
+	ie = cfg80211_find_ie(eid, mgmt->u.beacon.variable, frame_size);
+	if (!ie)
+		return 0;
+
+	return ie - beacon;
+}
+
 #endif /* __iwl_utils_h__ */
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
index 7fbfec6750c1..b8ae86039045 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c
@@ -16,6 +16,7 @@ 
 #include "debugfs.h"
 #include "iwl-modparams.h"
 #include "iwl-drv.h"
+#include "iwl-utils.h"
 #include "fw/error-dump.h"
 #include "fw/api/phy-ctxt.h"
 
@@ -1413,9 +1414,9 @@  static int _iwl_dbgfs_inject_beacon_ie(struct iwl_mvm *mvm, char *bin, int len)
 
 		if (iwl_fw_lookup_cmd_ver(mvm->fw,
 					  BEACON_TEMPLATE_CMD, 0) >= 14) {
-			u32 offset = iwl_mvm_find_ie_offset(beacon->data,
-							    WLAN_EID_S1G_TWT,
-							    beacon->len);
+			u32 offset = iwl_find_ie_offset(beacon->data,
+							WLAN_EID_S1G_TWT,
+							beacon->len);
 
 			beacon_cmd.btwt_offset = cpu_to_le32(offset);
 		}
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
index 51ee62ae70fb..bbf0f2753f9f 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac-ctxt.c
@@ -12,6 +12,7 @@ 
 #include "fw-api.h"
 #include "mvm.h"
 #include "time-event.h"
+#include "iwl-utils.h"
 
 const u8 iwl_mvm_ac_to_tx_fifo[] = {
 	IWL_MVM_TX_FIFO_VO,
@@ -868,23 +869,6 @@  void iwl_mvm_mac_ctxt_set_tim(struct iwl_mvm *mvm,
 	}
 }
 
-u32 iwl_mvm_find_ie_offset(u8 *beacon, u8 eid, u32 frame_size)
-{
-	struct ieee80211_mgmt *mgmt = (void *)beacon;
-	const u8 *ie;
-
-	if (WARN_ON_ONCE(frame_size <= (mgmt->u.beacon.variable - beacon)))
-		return 0;
-
-	frame_size -= mgmt->u.beacon.variable - beacon;
-
-	ie = cfg80211_find_ie(eid, mgmt->u.beacon.variable, frame_size);
-	if (!ie)
-		return 0;
-
-	return ie - beacon;
-}
-
 u8 iwl_mvm_mac_ctxt_get_lowest_rate(struct iwl_mvm *mvm,
 				    struct ieee80211_tx_info *info,
 				    struct ieee80211_vif *vif)
@@ -1078,13 +1062,13 @@  static int iwl_mvm_mac_ctxt_send_beacon_v7(struct iwl_mvm *mvm,
 					 beacon->data, beacon->len);
 
 	beacon_cmd.csa_offset =
-		cpu_to_le32(iwl_mvm_find_ie_offset(beacon->data,
-						   WLAN_EID_CHANNEL_SWITCH,
-						   beacon->len));
+		cpu_to_le32(iwl_find_ie_offset(beacon->data,
+					       WLAN_EID_CHANNEL_SWITCH,
+					       beacon->len));
 	beacon_cmd.ecsa_offset =
-		cpu_to_le32(iwl_mvm_find_ie_offset(beacon->data,
-						   WLAN_EID_EXT_CHANSWITCH_ANN,
-						   beacon->len));
+		cpu_to_le32(iwl_find_ie_offset(beacon->data,
+					       WLAN_EID_EXT_CHANSWITCH_ANN,
+					       beacon->len));
 
 	return iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
 						sizeof(beacon_cmd));
@@ -1151,20 +1135,20 @@  static int iwl_mvm_mac_ctxt_send_beacon_v9(struct iwl_mvm *mvm,
 					 beacon->data, beacon->len);
 
 	beacon_cmd.csa_offset =
-		cpu_to_le32(iwl_mvm_find_ie_offset(beacon->data,
-						   WLAN_EID_CHANNEL_SWITCH,
-						   beacon->len));
+		cpu_to_le32(iwl_find_ie_offset(beacon->data,
+					       WLAN_EID_CHANNEL_SWITCH,
+					       beacon->len));
 	beacon_cmd.ecsa_offset =
-		cpu_to_le32(iwl_mvm_find_ie_offset(beacon->data,
-						   WLAN_EID_EXT_CHANSWITCH_ANN,
-						   beacon->len));
+		cpu_to_le32(iwl_find_ie_offset(beacon->data,
+					       WLAN_EID_EXT_CHANSWITCH_ANN,
+					       beacon->len));
 
 	if (vif->type == NL80211_IFTYPE_AP &&
 	    iwl_fw_lookup_cmd_ver(mvm->fw, BEACON_TEMPLATE_CMD, 0) >= 14)
 		beacon_cmd.btwt_offset =
-			cpu_to_le32(iwl_mvm_find_ie_offset(beacon->data,
-							   WLAN_EID_S1G_TWT,
-							   beacon->len));
+			cpu_to_le32(iwl_find_ie_offset(beacon->data,
+						       WLAN_EID_S1G_TWT,
+						       beacon->len));
 
 	return iwl_mvm_mac_ctxt_send_beacon_cmd(mvm, beacon, &beacon_cmd,
 						sizeof(beacon_cmd));
diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
index dbf32bf5760b..43e304f22475 100644
--- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
+++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h
@@ -1819,7 +1819,6 @@  u8 iwl_mvm_next_antenna(struct iwl_mvm *mvm, u8 valid, u8 last_idx);
 void iwl_mvm_get_sync_time(struct iwl_mvm *mvm, int clock_type, u32 *gp2,
 			   u64 *boottime, ktime_t *realtime);
 u32 iwl_mvm_get_systime(struct iwl_mvm *mvm);
-u32 iwl_mvm_find_ie_offset(u8 *beacon, u8 eid, u32 frame_size);
 
 /* Tx / Host Commands */
 int __must_check iwl_mvm_send_cmd(struct iwl_mvm *mvm,