2023-04-05 22:17:34

by Aloka Dixit

[permalink] [raw]
Subject: [PATCH v3 2/7] wifi: ath11k: MBSSID configuration during vdev create/start

Configure multiple BSSID flags and index of the transmitting interface
in vdev create/start commands depending on the service bit
WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT.

Tested-on : IPQ8074 hw2.0 AHB WLAN.HK.2.7.0.1-01744-QCAHKSWPL_SILICONZ-1
Signed-off-by: Aloka Dixit <[email protected]>
Co-developed-by: John Crispin <[email protected]>
Signed-off-by: John Crispin <[email protected]>
---
v3: Rebased patch 04/10 from v2.
v2: Rebase only.

drivers/net/wireless/ath/ath11k/mac.c | 70 +++++++++++++++++++++++++--
drivers/net/wireless/ath/ath11k/wmi.c | 5 ++
drivers/net/wireless/ath/ath11k/wmi.h | 19 ++++++++
3 files changed, 90 insertions(+), 4 deletions(-)

diff --git a/drivers/net/wireless/ath/ath11k/mac.c b/drivers/net/wireless/ath/ath11k/mac.c
index d95c1e7ac83d..8c852bf6294f 100644
--- a/drivers/net/wireless/ath/ath11k/mac.c
+++ b/drivers/net/wireless/ath/ath11k/mac.c
@@ -6152,17 +6152,62 @@ static void ath11k_mac_op_stop(struct ieee80211_hw *hw)
atomic_set(&ar->num_pending_mgmt_tx, 0);
}

-static void
-ath11k_mac_setup_vdev_create_params(struct ath11k_vif *arvif,
- struct vdev_create_params *params)
+static int ath11k_mac_setup_vdev_params_mbssid(struct ath11k_vif *arvif,
+ u32 *flags, u32 *tx_vdev_id)
+{
+ struct ath11k *ar = arvif->ar;
+ struct ath11k_vif *tx_arvif;
+ struct ieee80211_vif *tx_vif;
+
+ *tx_vdev_id = 0;
+ tx_vif = arvif->vif->mbssid_tx_vif;
+ if (!tx_vif) {
+ *flags = WMI_HOST_VDEV_FLAGS_NON_MBSSID_AP;
+ return 0;
+ }
+
+ tx_arvif = (void *)tx_vif->drv_priv;
+
+ if (arvif->vif->bss_conf.nontransmitted) {
+ if (ar->hw->wiphy != ieee80211_vif_to_wdev(tx_vif)->wiphy)
+ return -EINVAL;
+
+ *flags = WMI_HOST_VDEV_FLAGS_NON_TRANSMIT_AP;
+ *tx_vdev_id = ath11k_vif_to_arvif(tx_vif)->vdev_id;
+ } else if (tx_arvif == arvif) {
+ *flags = WMI_HOST_VDEV_FLAGS_TRANSMIT_AP;
+ } else {
+ return -EINVAL;
+ }
+
+ if (arvif->vif->bss_conf.ema_ap)
+ *flags |= WMI_HOST_VDEV_FLAGS_EMA_MODE;
+
+ return 0;
+}
+
+static int ath11k_mac_setup_vdev_create_params(struct ath11k_vif *arvif,
+ struct vdev_create_params *params)
{
struct ath11k *ar = arvif->ar;
struct ath11k_pdev *pdev = ar->pdev;
+ int ret;

params->if_id = arvif->vdev_id;
params->type = arvif->vdev_type;
params->subtype = arvif->vdev_subtype;
params->pdev_id = pdev->pdev_id;
+ params->mbssid_flags = 0;
+ params->mbssid_tx_vdev_id = 0;
+
+ if (!test_bit(WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT,
+ ar->ab->wmi_ab.svc_map)) {
+ ret = ath11k_mac_setup_vdev_params_mbssid(arvif,
+ &params->mbssid_flags,
+ &params->mbssid_tx_vdev_id);
+ if (ret)
+ return ret;
+ }

if (pdev->cap.supported_bands & WMI_HOST_WLAN_2G_CAP) {
params->chains[NL80211_BAND_2GHZ].tx = ar->num_tx_chains;
@@ -6177,6 +6222,7 @@ ath11k_mac_setup_vdev_create_params(struct ath11k_vif *arvif,
params->chains[NL80211_BAND_6GHZ].tx = ar->num_tx_chains;
params->chains[NL80211_BAND_6GHZ].rx = ar->num_rx_chains;
}
+ return 0;
}

static void ath11k_mac_op_update_vif_offload(struct ieee80211_hw *hw,
@@ -6471,7 +6517,12 @@ static int ath11k_mac_op_add_interface(struct ieee80211_hw *hw,
for (i = 0; i < ARRAY_SIZE(vif->hw_queue); i++)
vif->hw_queue[i] = i % (ATH11K_HW_MAX_QUEUES - 1);

- ath11k_mac_setup_vdev_create_params(arvif, &vdev_param);
+ ret = ath11k_mac_setup_vdev_create_params(arvif, &vdev_param);
+ if (ret) {
+ ath11k_warn(ab, "failed to create vdev parameters %d: %d\n",
+ arvif->vdev_id, ret);
+ goto err;
+ }

ret = ath11k_wmi_vdev_create(ar, vif->addr, &vdev_param);
if (ret) {
@@ -6871,6 +6922,17 @@ ath11k_mac_vdev_start_restart(struct ath11k_vif *arvif,
arg.pref_tx_streams = ar->num_tx_chains;
arg.pref_rx_streams = ar->num_rx_chains;

+ arg.mbssid_flags = 0;
+ arg.mbssid_tx_vdev_id = 0;
+ if (test_bit(WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT,
+ ar->ab->wmi_ab.svc_map)) {
+ ret = ath11k_mac_setup_vdev_params_mbssid(arvif,
+ &arg.mbssid_flags,
+ &arg.mbssid_tx_vdev_id);
+ if (ret)
+ return ret;
+ }
+
if (arvif->vdev_type == WMI_VDEV_TYPE_AP) {
arg.ssid = arvif->u.ap.ssid;
arg.ssid_len = arvif->u.ap.ssid_len;
diff --git a/drivers/net/wireless/ath/ath11k/wmi.c b/drivers/net/wireless/ath/ath11k/wmi.c
index 39b362f6a374..362e2e95d8a6 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.c
+++ b/drivers/net/wireless/ath/ath11k/wmi.c
@@ -718,6 +718,9 @@ int ath11k_wmi_vdev_create(struct ath11k *ar, u8 *macaddr,
cmd->vdev_subtype = param->subtype;
cmd->num_cfg_txrx_streams = WMI_NUM_SUPPORTED_BAND_MAX;
cmd->pdev_id = param->pdev_id;
+ cmd->mbssid_flags = param->mbssid_flags;
+ cmd->mbssid_tx_vdev_id = param->mbssid_tx_vdev_id;
+
ether_addr_copy(cmd->vdev_macaddr.addr, macaddr);

ptr = skb->data + sizeof(*cmd);
@@ -934,6 +937,8 @@ int ath11k_wmi_vdev_start(struct ath11k *ar, struct wmi_vdev_start_req_arg *arg,
cmd->cac_duration_ms = arg->cac_duration_ms;
cmd->regdomain = arg->regdomain;
cmd->he_ops = arg->he_ops;
+ cmd->mbssid_flags = arg->mbssid_flags;
+ cmd->mbssid_tx_vdev_id = arg->mbssid_tx_vdev_id;

if (!restart) {
if (arg->ssid) {
diff --git a/drivers/net/wireless/ath/ath11k/wmi.h b/drivers/net/wireless/ath/ath11k/wmi.h
index b8671f88405c..b4940c1de9e8 100644
--- a/drivers/net/wireless/ath/ath11k/wmi.h
+++ b/drivers/net/wireless/ath/ath11k/wmi.h
@@ -137,6 +137,14 @@ enum {
WMI_AUTORATE_3200NS_GI = BIT(11),
};

+enum {
+ WMI_HOST_VDEV_FLAGS_NON_MBSSID_AP = 0x00000001,
+ WMI_HOST_VDEV_FLAGS_TRANSMIT_AP = 0x00000002,
+ WMI_HOST_VDEV_FLAGS_NON_TRANSMIT_AP = 0x00000004,
+ WMI_HOST_VDEV_FLAGS_EMA_MODE = 0x00000008,
+ WMI_HOST_VDEV_FLAGS_SCAN_MODE_VAP = 0x00000010,
+};
+
/*
* wmi command groups.
*/
@@ -2096,6 +2104,7 @@ enum wmi_tlv_service {
WMI_TLV_SERVICE_EXT2_MSG = 220,
WMI_TLV_SERVICE_PEER_POWER_SAVE_DURATION_SUPPORT = 246,
WMI_TLV_SERVICE_SRG_SRP_SPATIAL_REUSE_SUPPORT = 249,
+ WMI_TLV_SERVICE_MBSS_PARAM_IN_VDEV_START_SUPPORT = 253,
WMI_TLV_SERVICE_PASSIVE_SCAN_START_TIME_ENHANCE = 263,

/* The second 128 bits */
@@ -2581,6 +2590,8 @@ struct vdev_create_params {
u8 rx;
} chains[NUM_NL80211_BANDS];
u32 pdev_id;
+ u32 mbssid_flags;
+ u32 mbssid_tx_vdev_id;
};

struct wmi_vdev_create_cmd {
@@ -2591,6 +2602,8 @@ struct wmi_vdev_create_cmd {
struct wmi_mac_addr vdev_macaddr;
u32 num_cfg_txrx_streams;
u32 pdev_id;
+ u32 mbssid_flags;
+ u32 mbssid_tx_vdev_id;
} __packed;

struct wmi_vdev_txrx_streams {
@@ -2654,6 +2667,9 @@ struct wmi_vdev_start_request_cmd {
u32 he_ops;
u32 cac_duration_ms;
u32 regdomain;
+ u32 min_data_rate;
+ u32 mbssid_flags;
+ u32 mbssid_tx_vdev_id;
} __packed;

#define MGMT_TX_DL_FRM_LEN 64
@@ -2823,6 +2839,9 @@ struct wmi_vdev_start_req_arg {
u32 pref_rx_streams;
u32 pref_tx_streams;
u32 num_noa_descriptors;
+ u32 min_data_rate;
+ u32 mbssid_flags;
+ u32 mbssid_tx_vdev_id;
};

struct peer_create_params {
--
2.39.0