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From: Kang Yang <quic_kangyang@quicinc.com>
To: <ath12k@lists.infradead.org>
CC: <linux-wireless@vger.kernel.org>, <quic_kangyang@quicinc.com>
Subject: [PATCH v6 03/11] wifi: ath12k: change interface combination for P2P mode
Date: Tue, 30 Jan 2024 12:02:55 +0800
Message-ID: <20240130040303.370590-4-quic_kangyang@quicinc.com>
In-Reply-To: <20240130040303.370590-1-quic_kangyang@quicinc.com>
References: <20240130040303.370590-1-quic_kangyang@quicinc.com>
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Current interface combination doesn't support P2P mode. Change the
combination for P2P mode.

Also, there is a bug that when mesh is enabled but ap is not enabled.
In this situation, the mesh's max_interface of interface combination
won't be set.

So assign the max_interfaces for mesh directly.

Tested-on: WCN7850 hw2.0 PCI WLAN.HMT.1.0.c5-00481-QCAHMTSWPL_V1.0_V2.0_SILICONZ-3
Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.0.1-00029-QCAHKSWPL_SILICONZ-1

Signed-off-by: Kang Yang <quic_kangyang@quicinc.com>
---

v6: no change.
v5: no change.
v4: no change.
v3: no change.
v2:
    1. add Tested-on tag of QCN9274.
    2. update copyright.

---
 drivers/net/wireless/ath/ath12k/mac.c | 23 +++++++++++++++++++----
 1 file changed, 19 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/ath/ath12k/mac.c b/drivers/net/wireless/ath/ath12k/mac.c
index 6d9660f68074..cf3c1d83063d 100644
--- a/drivers/net/wireless/ath/ath12k/mac.c
+++ b/drivers/net/wireless/ath/ath12k/mac.c
@@ -7479,9 +7479,10 @@ static int ath12k_mac_setup_iface_combinations(struct ath12k_hw *ah)
 	struct ieee80211_iface_combination *combinations;
 	struct ieee80211_iface_limit *limits;
 	int n_limits, max_interfaces;
-	bool ap, mesh;
+	bool ap, mesh, p2p;
 
 	ap = ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_AP);
+	p2p = ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_P2P_DEVICE);
 
 	mesh = IS_ENABLED(CONFIG_MAC80211_MESH) &&
 		ath12k_mac_is_iface_mode_enable(ah, NL80211_IFTYPE_MESH_POINT);
@@ -7490,9 +7491,15 @@ static int ath12k_mac_setup_iface_combinations(struct ath12k_hw *ah)
 	if (!combinations)
 		return -ENOMEM;
 
-	if (ap || mesh) {
+	if ((ap || mesh) && !p2p) {
 		n_limits = 2;
 		max_interfaces = 16;
+	} else if (p2p) {
+		n_limits = 3;
+		if (ap || mesh)
+			max_interfaces = 16;
+		else
+			max_interfaces = 3;
 	} else {
 		n_limits = 1;
 		max_interfaces = 1;
@@ -7507,14 +7514,22 @@ static int ath12k_mac_setup_iface_combinations(struct ath12k_hw *ah)
 	limits[0].max = 1;
 	limits[0].types |= BIT(NL80211_IFTYPE_STATION);
 
-	if (ap) {
+	if (ap || mesh || p2p)
 		limits[1].max = max_interfaces;
+
+	if (ap)
 		limits[1].types |= BIT(NL80211_IFTYPE_AP);
-	}
 
 	if (mesh)
 		limits[1].types |= BIT(NL80211_IFTYPE_MESH_POINT);
 
+	if (p2p) {
+		limits[1].types |= BIT(NL80211_IFTYPE_P2P_CLIENT) |
+				   BIT(NL80211_IFTYPE_P2P_GO);
+		limits[2].max = 1;
+		limits[2].types |= BIT(NL80211_IFTYPE_P2P_DEVICE);
+	}
+
 	combinations[0].limits = limits;
 	combinations[0].n_limits = n_limits;
 	combinations[0].max_interfaces = max_interfaces;
-- 
2.34.1