wifi: ath11k: Add support to connect to non-transmit MBSSID profiles

Add support to connect to a non-transmit MBSSID AP profile.

Non-transmit MBSSID profile parameters are passed to the firmware
via WMI VDEV UP command and this helps firmware to track MBSSID
profile within the multi-BSS beacon and report beacon loss if
any.

WCN6750, QCA6390 & WCN6855 firmwares have the support and hence
enable the support on these hardwares.

Tested-on: WCN6750 hw1.0 AHB WLAN.MSL.1.0.1-00887-QCAMSLSWPLZ-1

Signed-off-by: Manikanta Pubbisetty <quic_mpubbise@quicinc.com>
Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Link: https://lore.kernel.org/r/20220901080616.29414-1-quic_mpubbise@quicinc.com

diff --git a/drivers/net/wireless/ath/ath11k/core.c b/drivers/net/wireless/ath/ath11k/core.c
index 0f5ae37..f60e7a6 100644 (file)
--- a/drivers/net/wireless/ath/ath11k/core.c
+++ b/drivers/net/wireless/ath/ath11k/core.c
@@ -107,6 +107,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
                .hybrid_bus_type = false,
                .fixed_fw_mem = false,
                .support_off_channel_tx = false,
+               .supports_multi_bssid = false,
        },
        {
                .hw_rev = ATH11K_HW_IPQ6018_HW10,
@@ -179,6 +180,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
                .hybrid_bus_type = false,
                .fixed_fw_mem = false,
                .support_off_channel_tx = false,
+               .supports_multi_bssid = false,
        },
        {
                .name = "qca6390 hw2.0",
@@ -250,6 +252,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
                .hybrid_bus_type = false,
                .fixed_fw_mem = false,
                .support_off_channel_tx = true,
+               .supports_multi_bssid = true,
        },
        {
                .name = "qcn9074 hw1.0",
@@ -321,6 +324,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
                .hybrid_bus_type = false,
                .fixed_fw_mem = false,
                .support_off_channel_tx = false,
+               .supports_multi_bssid = false,
        },
        {
                .name = "wcn6855 hw2.0",
@@ -392,6 +396,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
                .hybrid_bus_type = false,
                .fixed_fw_mem = false,
                .support_off_channel_tx = true,
+               .supports_multi_bssid = true,
        },
        {
                .name = "wcn6855 hw2.1",
@@ -462,6 +467,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
                .hybrid_bus_type = false,
                .fixed_fw_mem = false,
                .support_off_channel_tx = true,
+               .supports_multi_bssid = true,
        },
        {
                .name = "wcn6750 hw1.0",
@@ -532,6 +538,7 @@ static const struct ath11k_hw_params ath11k_hw_params[] = {
                .hybrid_bus_type = true,
                .fixed_fw_mem = true,
                .support_off_channel_tx = false,
+               .supports_multi_bssid = true,
        },
 };
 

diff --git a/drivers/net/wireless/ath/ath11k/hw.h b/drivers/net/wireless/ath/ath11k/hw.h
index 05e93eb..26d0b7f 100644 (file)
--- a/drivers/net/wireless/ath/ath11k/hw.h
+++ b/drivers/net/wireless/ath/ath11k/hw.h
@@ -201,6 +201,7 @@ struct ath11k_hw_params {
        bool hybrid_bus_type;
        bool fixed_fw_mem;
        bool support_off_channel_tx;
+       bool supports_multi_bssid;
 };
 
 struct ath11k_hw_ops {

diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index 3053ca7..c04c25e 100644 (file)
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -8787,6 +8787,11 @@ static int __ath11k_mac_register(struct ath11k *ar)
        if (ab->hw_params.single_pdev_only && ar->supports_6ghz)
                ieee80211_hw_set(ar->hw, SINGLE_SCAN_ON_ALL_BANDS);
 
+       if (ab->hw_params.supports_multi_bssid) {
+               ieee80211_hw_set(ar->hw, SUPPORTS_MULTI_BSSID);
+               ieee80211_hw_set(ar->hw, SUPPORTS_ONLY_HE_MULTI_BSSID);
+       }
+
        ieee80211_hw_set(ar->hw, SIGNAL_DBM);
        ieee80211_hw_set(ar->hw, SUPPORTS_PS);
        ieee80211_hw_set(ar->hw, SUPPORTS_DYNAMIC_PS);

diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index 4899eb8..e2da106 100644 (file)
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -991,9 +991,13 @@ int ath11k_wmi_vdev_up(struct ath11k *ar, u32 vdev_id, u32 aid, const u8 *bssid)
 {
        struct ath11k_pdev_wmi *wmi = ar->wmi;
        struct wmi_vdev_up_cmd *cmd;
+       struct ieee80211_bss_conf *bss_conf;
+       struct ath11k_vif *arvif;
        struct sk_buff *skb;
        int ret;
 
+       arvif = ath11k_mac_get_arvif(ar, vdev_id);
+
        skb = ath11k_wmi_alloc_skb(wmi->wmi_ab, sizeof(*cmd));
        if (!skb)
                return -ENOMEM;
@@ -1007,6 +1011,17 @@ int ath11k_wmi_vdev_up(struct ath11k *ar, u32 vdev_id, u32 aid, const u8 *bssid)
 
        ether_addr_copy(cmd->vdev_bssid.addr, bssid);
 
+       if (arvif && arvif->vif->type == NL80211_IFTYPE_STATION) {
+               bss_conf = &arvif->vif->bss_conf;
+
+               if (bss_conf->nontransmitted) {
+                       ether_addr_copy(cmd->trans_bssid.addr,
+                                       bss_conf->transmitter_bssid);
+                       cmd->profile_idx = bss_conf->bssid_index;
+                       cmd->profile_num = bss_conf->bssid_indicator;
+               }
+       }
+
        ret = ath11k_wmi_cmd_send(wmi, skb, WMI_VDEV_UP_CMDID);
        if (ret) {
                ath11k_warn(ar->ab, "failed to submit WMI_VDEV_UP cmd\n");