qcacld-3.0: Add ini support to control update cw

Add support for INI update_cw_allowed to enable or
disable update channel width via vendor command
QCA_WLAN_VENDOR_ATTR_CONFIG_CHANNEL_WIDTH

Change-Id: I1f4ab2c7ca8dacb93442803336d59a4a5ffb1b47
CRs-Fixed: 3659655

components/mlme/core/src/wlan_mlme_main.c

@@ -1969,6 +1969,8 @@ static void mlme_init_feature_flag_in_cfg(
 			cfg_get(psoc, CFG_CHANNEL_BONDING_MODE_24GHZ);
 	feature_flags->channel_bonding_mode_5ghz =
 			cfg_get(psoc, CFG_CHANNEL_BONDING_MODE_5GHZ);
+	feature_flags->update_cw_allowed =
+			cfg_get(psoc, CFG_ALLOW_UPDATE_CHANNEL_WIDTH);
 }
 
 static void mlme_init_sap_protection_cfg(struct wlan_objmgr_psoc *psoc,

components/mlme/dispatcher/inc/cfg_mlme_feature_flag.h

@@ -1,5 +1,6 @@
 /*
  * Copyright (c) 2012-2021 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2023 Qualcomm Innovation Center, Inc. All rights reserved.
  *
  * Permission to use, copy, modify, and/or distribute this software for
  * any purpose with or without fee is hereby granted, provided that the
@@ -222,6 +223,29 @@
 	CFG_VALUE_OR_DEFAULT, \
 	"Configures Channel Bonding in 5 GHz")
 
+/*
+ * <ini>
+ * update_cw_allowed - process set channel width or not
+ * @Min: 0
+ * @Max: 1
+ * @Default: 1
+ *
+ * This ini is used to check whether driver allowed to process set channel
+ * width request from upper layer or not.
+ *
+ * Related: None
+ *
+ * Supported Feature: STA
+ *
+ * Usage: External
+ *
+ * </ini>
+ */
+#define CFG_ALLOW_UPDATE_CHANNEL_WIDTH CFG_INI_BOOL( \
+					"update_cw_allowed", \
+					1, \
+					"is update chan width allowed")
+
 #define CFG_FEATURE_FLAG_ALL \
 	CFG(CFG_ACCEPT_SHORT_SLOT_ASSOC_ONLY) \
 	CFG(CFG_HCF_ENABLED) \
@@ -235,7 +259,8 @@
 	CFG(CFG_BLOCK_ACK_ENABLED) \
 	CFG(CFG_ENABLE_AMPDUPS) \
 	CFG(CFG_CHANNEL_BONDING_MODE_24GHZ) \
-	CFG(CFG_CHANNEL_BONDING_MODE_5GHZ)
+	CFG(CFG_CHANNEL_BONDING_MODE_5GHZ) \
+	CFG(CFG_ALLOW_UPDATE_CHANNEL_WIDTH)
 
 #endif /* __CFG_MLME_FEATURE_FLAG_H */
 

components/mlme/dispatcher/inc/wlan_mlme_api.h

@@ -4569,6 +4569,18 @@ QDF_STATUS
 wlan_mlme_get_tx_retry_multiplier(struct wlan_objmgr_psoc *psoc,
 				  uint32_t *tx_retry_multiplier);
 
+/**
+ * wlan_mlme_get_update_chan_width_allowed  - Get value of INI
+ * is_update_chan_width_allowed
+ * @psoc: pointer to psoc object
+ * @value: pointer to the value which will be filled for the caller
+ *
+ * Return: QDF Status
+ */
+QDF_STATUS
+wlan_mlme_get_update_chan_width_allowed(struct wlan_objmgr_psoc *psoc,
+					bool *value);
+
 /**
  * wlan_mlme_get_channel_bonding_5ghz  - Get the channel bonding
  * val for 5ghz freq

components/mlme/dispatcher/inc/wlan_mlme_public_struct.h

@@ -1199,6 +1199,7 @@ struct wlan_mlme_rates {
  * @enable_block_ack: enable block ack feature
  * @channel_bonding_mode_24ghz: configures Channel Bonding in 24 GHz
  * @channel_bonding_mode_5ghz:  configures Channel Bonding in 5 GHz
+ * @update_cw_allowed: to check update chan width allowed or not
  */
 struct wlan_mlme_feature_flag {
 	bool accept_short_slot_assoc;
@@ -1214,6 +1215,7 @@ struct wlan_mlme_feature_flag {
 	uint32_t enable_block_ack;
 	uint32_t channel_bonding_mode_24ghz;
 	uint32_t channel_bonding_mode_5ghz;
+	bool update_cw_allowed;
 };
 
 /**

components/mlme/dispatcher/inc/wlan_mlme_ucfg_api.h

@@ -4681,6 +4681,18 @@ QDF_STATUS ucfg_mlme_set_restricted_80p80_bw_supp(struct wlan_objmgr_psoc *psoc,
  */
 bool ucfg_mlme_get_restricted_80p80_bw_supp(struct wlan_objmgr_psoc *psoc);
 
+/**
+ * ucfg_mlme_get_update_chan_width_allowed  - Get value of INI
+ * is_update_chan_width_allowed
+ * @psoc: pointer to psoc object
+ * @value: pointer to the value which will be filled for the caller
+ *
+ * Return: QDF Status
+ */
+QDF_STATUS
+ucfg_mlme_get_update_chan_width_allowed(struct wlan_objmgr_psoc *psoc,
+					bool *value);
+
 /**
  * ucfg_mlme_get_channel_bonding_24ghz() - get channel bonding mode of 24ghz
  * @psoc:   pointer to psoc object
@@ -4702,6 +4714,7 @@ ucfg_mlme_get_channel_bonding_24ghz(struct wlan_objmgr_psoc *psoc,
 QDF_STATUS
 ucfg_mlme_set_channel_bonding_24ghz(struct wlan_objmgr_psoc *psoc,
 				    uint32_t value);
+
 /**
  * ucfg_mlme_get_channel_bonding_5ghz() - get channel bonding mode of 5ghz
  * @psoc:   pointer to psoc object

components/mlme/dispatcher/src/wlan_mlme_api.c

@@ -6822,6 +6822,23 @@ wlan_mlme_get_tx_retry_multiplier(struct wlan_objmgr_psoc *psoc,
 	return QDF_STATUS_SUCCESS;
 }
 
+QDF_STATUS
+wlan_mlme_get_update_chan_width_allowed(struct wlan_objmgr_psoc *psoc,
+					bool *value)
+{
+	struct wlan_mlme_psoc_ext_obj *mlme_obj;
+
+	mlme_obj = mlme_get_psoc_ext_obj(psoc);
+	if (!mlme_obj) {
+		*value = cfg_default(CFG_ALLOW_UPDATE_CHANNEL_WIDTH);
+		return QDF_STATUS_E_INVAL;
+	}
+
+	*value = mlme_obj->cfg.feature_flags.update_cw_allowed;
+
+	return QDF_STATUS_SUCCESS;
+}
+
 QDF_STATUS
 wlan_mlme_get_channel_bonding_5ghz(struct wlan_objmgr_psoc *psoc,
 				   uint32_t *value)

components/mlme/dispatcher/src/wlan_mlme_ucfg_api.c

@@ -1865,6 +1865,13 @@ ucfg_mlme_set_channel_bonding_24ghz(struct wlan_objmgr_psoc *psoc,
 	return QDF_STATUS_SUCCESS;
 }
 
+QDF_STATUS
+ucfg_mlme_get_update_chan_width_allowed(struct wlan_objmgr_psoc *psoc,
+					   bool *value)
+{
+	return wlan_mlme_get_update_chan_width_allowed(psoc, value);
+}
+
 QDF_STATUS
 ucfg_mlme_get_channel_bonding_5ghz(struct wlan_objmgr_psoc *psoc,
 				   uint32_t *value)

core/hdd/src/wlan_hdd_cfg80211.c

@@ -11100,6 +11100,20 @@ static int hdd_set_channel_width(struct wlan_hdd_link_info *link_info,
 	struct nlattr *chn_bd = NULL;
 	struct nlattr *mlo_link_id;
 	enum eSirMacHTChannelWidth chwidth;
+	struct wlan_objmgr_psoc *psoc;
+	bool update_cw_allowed;
+
+	psoc = wlan_vdev_get_psoc(link_info->vdev);
+	if (!psoc) {
+		hdd_debug("psoc is null");
+		return -EINVAL;
+	}
+
+	ucfg_mlme_get_update_chan_width_allowed(psoc, &update_cw_allowed);
+	if (!update_cw_allowed) {
+		hdd_debug("update_channel_width is disabled via INI");
+		return -EINVAL;
+	}
 
 	if (!tb[QCA_WLAN_VENDOR_ATTR_CONFIG_MLO_LINKS])
 		goto skip_mlo;