[rdk-b][common][wifi][Refactor wifi bsp bb to prepare wifi7 support]

[Description]
Refactor wifi bsp bb to prepare wifi7 support

[Release-log]
N/A

diff --git a/recipes-wifi/linux-mt76/files/patches-3.x/1120-mt76-mt7915-add-phy-capability-vendor-command.patch b/recipes-wifi/linux-mt76/files/patches-3.x/1120-mt76-mt7915-add-phy-capability-vendor-command.patch
new file mode 100644
index 0000000..2012df4
--- /dev/null
+++ b/recipes-wifi/linux-mt76/files/patches-3.x/1120-mt76-mt7915-add-phy-capability-vendor-command.patch
@@ -0,0 +1,144 @@
+From b7a732694ec0bffaa3ff2805cdd6600ba3b598a9 Mon Sep 17 00:00:00 2001
+From: Yi-Chia Hsieh <Yi-Chia.Hsieh@mediatek.com>
+Date: Tue, 12 Jul 2022 10:04:35 -0700
+Subject: [PATCH 1120/1128] mt76: mt7915: add phy capability vendor command
+
+---
+ mt7915/mt7915.h |  1 +
+ mt7915/vendor.c | 52 +++++++++++++++++++++++++++++++++++++++++++++++++
+ mt7915/vendor.h | 25 ++++++++++++++++++++++++
+ 3 files changed, 78 insertions(+)
+
+diff --git a/mt7915/mt7915.h b/mt7915/mt7915.h
+index 0cbd02e2..69f1b6b4 100644
+--- a/mt7915/mt7915.h
++++ b/mt7915/mt7915.h
+@@ -11,6 +11,7 @@
+ 
+ #define MTK_DEBUG 1
+ #define MT7915_MAX_INTERFACES		19
++#define MT7915_MAX_BSS			16
+ #define MT7915_WTBL_SIZE		288
+ #define MT7916_WTBL_SIZE		544
+ #define MT7915_WTBL_RESERVED		(mt7915_wtbl_size(dev) - 1)
+diff --git a/mt7915/vendor.c b/mt7915/vendor.c
+index c7551848..77d71e48 100644
+--- a/mt7915/vendor.c
++++ b/mt7915/vendor.c
+@@ -50,6 +50,18 @@ rfeature_ctrl_policy[NUM_MTK_VENDOR_ATTRS_RFEATURE_CTRL] = {
+ 	[MTK_VENDOR_ATTR_RFEATURE_CTRL_TRIG_TXBF] = { .type = NLA_U8 },
+ };
+ 
++static const struct nla_policy
++phy_capa_ctrl_policy[NUM_MTK_VENDOR_ATTRS_PHY_CAPA_CTRL] = {
++	[MTK_VENDOR_ATTR_PHY_CAPA_CTRL_SET] = { .type = NLA_NESTED },
++	[MTK_VENDOR_ATTR_PHY_CAPA_CTRL_DUMP] = { .type = NLA_NESTED },
++};
++
++static const struct nla_policy
++phy_capa_dump_policy[NUM_MTK_VENDOR_ATTRS_PHY_CAPA_DUMP] = {
++	[MTK_VENDOR_ATTR_PHY_CAPA_DUMP_MAX_SUPPORTED_BSS] = { .type = NLA_U16 },
++	[MTK_VENDOR_ATTR_PHY_CAPA_DUMP_MAX_SUPPORTED_STA] = { .type = NLA_U16 },
++};
++
+ struct csi_null_tone {
+ 	u8 start;
+ 	u8 end;
+@@ -974,6 +986,35 @@ static int mt7915_vendor_hemu_ctrl(struct wiphy *wiphy,
+ 	return 0;
+ }
+ 
++static int
++mt7915_vendor_phy_capa_ctrl_dump(struct wiphy *wiphy, struct wireless_dev *wdev,
++			     struct sk_buff *skb, const void *data, int data_len,
++			     unsigned long *storage)
++{
++	struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy);
++	struct mt7915_phy *phy = mt7915_hw_phy(hw);
++	struct mt7915_dev *dev = phy->dev;
++	void *a;
++	int len = 0;
++
++	if (*storage == 1)
++		return -ENOENT;
++	*storage = 1;
++
++	a = nla_nest_start(skb, MTK_VENDOR_ATTR_PHY_CAPA_CTRL_DUMP);
++
++	if (nla_put_u16(skb,
++	    MTK_VENDOR_ATTR_PHY_CAPA_DUMP_MAX_SUPPORTED_BSS, MT7915_MAX_BSS) ||
++	    nla_put_u16(skb,
++	    MTK_VENDOR_ATTR_PHY_CAPA_DUMP_MAX_SUPPORTED_STA, MT7915_WTBL_STA))
++		return -ENOMEM;
++	len += 2;
++
++	nla_nest_end(skb, a);
++
++	return len;
++}
++
+ static const struct wiphy_vendor_command mt7915_vendor_commands[] = {
+ 	{
+ 		.info = {
+@@ -1031,6 +1072,17 @@ static const struct wiphy_vendor_command mt7915_vendor_commands[] = {
+ 		.doit = mt7915_vendor_hemu_ctrl,
+ 		.policy = hemu_ctrl_policy,
+ 		.maxattr = MTK_VENDOR_ATTR_HEMU_CTRL_MAX,
++	},
++	{
++		.info = {
++			.vendor_id = MTK_NL80211_VENDOR_ID,
++			.subcmd = MTK_NL80211_VENDOR_SUBCMD_PHY_CAPA_CTRL,
++		},
++		.flags = WIPHY_VENDOR_CMD_NEED_NETDEV |
++			WIPHY_VENDOR_CMD_NEED_RUNNING,
++		.dumpit = mt7915_vendor_phy_capa_ctrl_dump,
++		.policy = phy_capa_ctrl_policy,
++		.maxattr = MTK_VENDOR_ATTR_PHY_CAPA_CTRL_MAX,
+ 	}
+ };
+ 
+diff --git a/mt7915/vendor.h b/mt7915/vendor.h
+index a8e4ebf9..719b851f 100644
+--- a/mt7915/vendor.h
++++ b/mt7915/vendor.h
+@@ -9,6 +9,7 @@ enum mtk_nl80211_vendor_subcmds {
+ 	MTK_NL80211_VENDOR_SUBCMD_RFEATURE_CTRL = 0xc3,
+ 	MTK_NL80211_VENDOR_SUBCMD_WIRELESS_CTRL = 0xc4,
+ 	MTK_NL80211_VENDOR_SUBCMD_HEMU_CTRL = 0xc5,
++	MTK_NL80211_VENDOR_SUBCMD_PHY_CAPA_CTRL = 0xc6,
+ };
+ 
+ enum mtk_capi_control_changed {
+@@ -149,4 +150,28 @@ enum mtk_vendor_attr_mnt_dump {
+ 		NUM_MTK_VENDOR_ATTRS_AMNT_DUMP - 1
+ };
+ 
++enum mtk_vendor_attr_phy_capa_ctrl {
++	MTK_VENDOR_ATTR_PHY_CAPA_CTRL_UNSPEC,
++
++	MTK_VENDOR_ATTR_PHY_CAPA_CTRL_SET,
++	MTK_VENDOR_ATTR_PHY_CAPA_CTRL_DUMP,
++
++	/* keep last */
++	NUM_MTK_VENDOR_ATTRS_PHY_CAPA_CTRL,
++	MTK_VENDOR_ATTR_PHY_CAPA_CTRL_MAX =
++		NUM_MTK_VENDOR_ATTRS_PHY_CAPA_CTRL - 1
++};
++
++enum mtk_vendor_attr_phy_capa_dump {
++	MTK_VENDOR_ATTR_PHY_CAPA_DUMP_UNSPEC,
++
++	MTK_VENDOR_ATTR_PHY_CAPA_DUMP_MAX_SUPPORTED_BSS,
++	MTK_VENDOR_ATTR_PHY_CAPA_DUMP_MAX_SUPPORTED_STA,
++
++	/* keep last */
++	NUM_MTK_VENDOR_ATTRS_PHY_CAPA_DUMP,
++	MTK_VENDOR_ATTR_PHY_CAPA_DUMP_MAX =
++		NUM_MTK_VENDOR_ATTRS_PHY_CAPA_DUMP - 1
++};
++
+ #endif
+-- 
+2.36.1
+