ath10k: add wmi support for tdls
authorMarek Puzyniak <marek.puzyniak@tieto.com>
Mon, 30 Mar 2015 06:51:53 +0000 (09:51 +0300)
committerKalle Valo <kvalo@qca.qualcomm.com>
Mon, 30 Mar 2015 12:00:52 +0000 (15:00 +0300)
As a part of tdls implementation introduce
tdls related wmi data structures, constant
values and functions.

Signed-off-by: Marek Puzyniak <marek.puzyniak@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
drivers/net/wireless/ath/ath10k/wmi-ops.h
drivers/net/wireless/ath/ath10k/wmi-tlv.c
drivers/net/wireless/ath/ath10k/wmi-tlv.h
drivers/net/wireless/ath/ath10k/wmi.h

index 9a40e99..5d7bbec 100644 (file)
@@ -166,6 +166,13 @@ struct wmi_ops {
                                               int pattern_offset);
        struct sk_buff *(*gen_wow_del_pattern)(struct ath10k *ar, u32 vdev_id,
                                               u32 pattern_id);
+       struct sk_buff *(*gen_update_fw_tdls_state)(struct ath10k *ar,
+                                                   u32 vdev_id,
+                                                   enum wmi_tdls_state state);
+       struct sk_buff *(*gen_tdls_peer_update)(struct ath10k *ar,
+                                               const struct wmi_tdls_peer_update_cmd_arg *arg,
+                                               const struct wmi_tdls_peer_capab_arg *cap,
+                                               const struct wmi_channel_arg *chan);
 };
 
 int ath10k_wmi_cmd_send(struct ath10k *ar, struct sk_buff *skb, u32 cmd_id);
@@ -1189,4 +1196,40 @@ ath10k_wmi_wow_del_pattern(struct ath10k *ar, u32 vdev_id, u32 pattern_id)
        cmd_id = ar->wmi.cmd->wow_del_wake_pattern_cmdid;
        return ath10k_wmi_cmd_send(ar, skb, cmd_id);
 }
+
+static inline int
+ath10k_wmi_update_fw_tdls_state(struct ath10k *ar, u32 vdev_id,
+                               enum wmi_tdls_state state)
+{
+       struct sk_buff *skb;
+
+       if (!ar->wmi.ops->gen_update_fw_tdls_state)
+               return -EOPNOTSUPP;
+
+       skb = ar->wmi.ops->gen_update_fw_tdls_state(ar, vdev_id, state);
+       if (IS_ERR(skb))
+               return PTR_ERR(skb);
+
+       return ath10k_wmi_cmd_send(ar, skb, ar->wmi.cmd->tdls_set_state_cmdid);
+}
+
+static inline int
+ath10k_wmi_tdls_peer_update(struct ath10k *ar,
+                           const struct wmi_tdls_peer_update_cmd_arg *arg,
+                           const struct wmi_tdls_peer_capab_arg *cap,
+                           const struct wmi_channel_arg *chan)
+{
+       struct sk_buff *skb;
+
+       if (!ar->wmi.ops->gen_tdls_peer_update)
+               return -EOPNOTSUPP;
+
+       skb = ar->wmi.ops->gen_tdls_peer_update(ar, arg, cap, chan);
+       if (IS_ERR(skb))
+               return PTR_ERR(skb);
+
+       return ath10k_wmi_cmd_send(ar, skb,
+                                  ar->wmi.cmd->tdls_peer_update_cmdid);
+}
+
 #endif
index 9b57433..7bfb454 100644 (file)
@@ -2597,6 +2597,155 @@ ath10k_wmi_tlv_op_gen_p2p_go_bcn_ie(struct ath10k *ar, u32 vdev_id,
 }
 
 static struct sk_buff *
+ath10k_wmi_tlv_op_gen_update_fw_tdls_state(struct ath10k *ar, u32 vdev_id,
+                                          enum wmi_tdls_state state)
+{
+       struct wmi_tdls_set_state_cmd *cmd;
+       struct wmi_tlv *tlv;
+       struct sk_buff *skb;
+       void *ptr;
+       size_t len;
+       /* Set to options from wmi_tlv_tdls_options,
+        * for now none of them are enabled.
+        */
+       u32 options = 0;
+
+       len = sizeof(*tlv) + sizeof(*cmd);
+       skb = ath10k_wmi_alloc_skb(ar, len);
+       if (!skb)
+               return ERR_PTR(-ENOMEM);
+
+       ptr = (void *)skb->data;
+       tlv = ptr;
+       tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_TDLS_SET_STATE_CMD);
+       tlv->len = __cpu_to_le16(sizeof(*cmd));
+
+       cmd = (void *)tlv->value;
+       cmd->vdev_id = __cpu_to_le32(vdev_id);
+       cmd->state = __cpu_to_le32(state);
+       cmd->notification_interval_ms = __cpu_to_le32(5000);
+       cmd->tx_discovery_threshold = __cpu_to_le32(100);
+       cmd->tx_teardown_threshold = __cpu_to_le32(5);
+       cmd->rssi_teardown_threshold = __cpu_to_le32(-75);
+       cmd->rssi_delta = __cpu_to_le32(-20);
+       cmd->tdls_options = __cpu_to_le32(options);
+       cmd->tdls_peer_traffic_ind_window = __cpu_to_le32(2);
+       cmd->tdls_peer_traffic_response_timeout_ms = __cpu_to_le32(5000);
+       cmd->tdls_puapsd_mask = __cpu_to_le32(0xf);
+       cmd->tdls_puapsd_inactivity_time_ms = __cpu_to_le32(0);
+       cmd->tdls_puapsd_rx_frame_threshold = __cpu_to_le32(10);
+
+       ptr += sizeof(*tlv);
+       ptr += sizeof(*cmd);
+
+       ath10k_dbg(ar, ATH10K_DBG_WMI, "wmi tlv update fw tdls state %d for vdev %i\n",
+                  state, vdev_id);
+       return skb;
+}
+
+static u32 ath10k_wmi_tlv_prepare_peer_qos(u8 uapsd_queues, u8 sp)
+{
+       u32 peer_qos = 0;
+
+       if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VO)
+               peer_qos |= WMI_TLV_TDLS_PEER_QOS_AC_VO;
+       if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_VI)
+               peer_qos |= WMI_TLV_TDLS_PEER_QOS_AC_VI;
+       if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BK)
+               peer_qos |= WMI_TLV_TDLS_PEER_QOS_AC_BK;
+       if (uapsd_queues & IEEE80211_WMM_IE_STA_QOSINFO_AC_BE)
+               peer_qos |= WMI_TLV_TDLS_PEER_QOS_AC_BE;
+
+       peer_qos |= SM(sp, WMI_TLV_TDLS_PEER_SP);
+
+       return peer_qos;
+}
+
+static struct sk_buff *
+ath10k_wmi_tlv_op_gen_tdls_peer_update(struct ath10k *ar,
+                                      const struct wmi_tdls_peer_update_cmd_arg *arg,
+                                      const struct wmi_tdls_peer_capab_arg *cap,
+                                      const struct wmi_channel_arg *chan_arg)
+{
+       struct wmi_tdls_peer_update_cmd *cmd;
+       struct wmi_tdls_peer_capab *peer_cap;
+       struct wmi_channel *chan;
+       struct wmi_tlv *tlv;
+       struct sk_buff *skb;
+       u32 peer_qos;
+       void *ptr;
+       int len;
+       int i;
+
+       len = sizeof(*tlv) + sizeof(*cmd) +
+             sizeof(*tlv) + sizeof(*peer_cap) +
+             sizeof(*tlv) + cap->peer_chan_len * sizeof(*chan);
+
+       skb = ath10k_wmi_alloc_skb(ar, len);
+       if (!skb)
+               return ERR_PTR(-ENOMEM);
+
+       ptr = (void *)skb->data;
+       tlv = ptr;
+       tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_TDLS_PEER_UPDATE_CMD);
+       tlv->len = __cpu_to_le16(sizeof(*cmd));
+
+       cmd = (void *)tlv->value;
+       cmd->vdev_id = __cpu_to_le32(arg->vdev_id);
+       ether_addr_copy(cmd->peer_macaddr.addr, arg->addr);
+       cmd->peer_state = __cpu_to_le32(arg->peer_state);
+
+       ptr += sizeof(*tlv);
+       ptr += sizeof(*cmd);
+
+       tlv = ptr;
+       tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_TDLS_PEER_CAPABILITIES);
+       tlv->len = __cpu_to_le16(sizeof(*peer_cap));
+       peer_cap = (void *)tlv->value;
+       peer_qos = ath10k_wmi_tlv_prepare_peer_qos(cap->peer_uapsd_queues,
+                                                  cap->peer_max_sp);
+       peer_cap->peer_qos = __cpu_to_le32(peer_qos);
+       peer_cap->buff_sta_support = __cpu_to_le32(cap->buff_sta_support);
+       peer_cap->off_chan_support = __cpu_to_le32(cap->off_chan_support);
+       peer_cap->peer_curr_operclass = __cpu_to_le32(cap->peer_curr_operclass);
+       peer_cap->self_curr_operclass = __cpu_to_le32(cap->self_curr_operclass);
+       peer_cap->peer_chan_len = __cpu_to_le32(cap->peer_chan_len);
+       peer_cap->peer_operclass_len = __cpu_to_le32(cap->peer_operclass_len);
+
+       for (i = 0; i < WMI_TDLS_MAX_SUPP_OPER_CLASSES; i++)
+               peer_cap->peer_operclass[i] = cap->peer_operclass[i];
+
+       peer_cap->is_peer_responder = __cpu_to_le32(cap->is_peer_responder);
+       peer_cap->pref_offchan_num = __cpu_to_le32(cap->pref_offchan_num);
+       peer_cap->pref_offchan_bw = __cpu_to_le32(cap->pref_offchan_bw);
+
+       ptr += sizeof(*tlv);
+       ptr += sizeof(*peer_cap);
+
+       tlv = ptr;
+       tlv->tag = __cpu_to_le16(WMI_TLV_TAG_ARRAY_STRUCT);
+       tlv->len = __cpu_to_le16(cap->peer_chan_len * sizeof(*chan));
+
+       ptr += sizeof(*tlv);
+
+       for (i = 0; i < cap->peer_chan_len; i++) {
+               tlv = ptr;
+               tlv->tag = __cpu_to_le16(WMI_TLV_TAG_STRUCT_CHANNEL);
+               tlv->len = __cpu_to_le16(sizeof(*chan));
+               chan = (void *)tlv->value;
+               ath10k_wmi_put_wmi_channel(chan, &chan_arg[i]);
+
+               ptr += sizeof(*tlv);
+               ptr += sizeof(*chan);
+       }
+
+       ath10k_dbg(ar, ATH10K_DBG_WMI,
+                  "wmi tlv tdls peer update vdev %i state %d n_chans %u\n",
+                  arg->vdev_id, arg->peer_state, cap->peer_chan_len);
+       return skb;
+}
+
+static struct sk_buff *
 ath10k_wmi_tlv_op_gen_wow_enable(struct ath10k *ar)
 {
        struct wmi_tlv_wow_enable_cmd *cmd;
@@ -2924,6 +3073,8 @@ static struct wmi_cmd_map wmi_tlv_cmd_map = {
        .gpio_output_cmdid = WMI_TLV_GPIO_OUTPUT_CMDID,
        .pdev_get_temperature_cmdid = WMI_TLV_CMD_UNSUPPORTED,
        .vdev_set_wmm_params_cmdid = WMI_TLV_VDEV_SET_WMM_PARAMS_CMDID,
+       .tdls_set_state_cmdid = WMI_TLV_TDLS_SET_STATE_CMDID,
+       .tdls_peer_update_cmdid = WMI_TLV_TDLS_PEER_UPDATE_CMDID,
 };
 
 static struct wmi_pdev_param_map wmi_tlv_pdev_param_map = {
@@ -3103,6 +3254,8 @@ static const struct wmi_ops wmi_tlv_ops = {
        .gen_wow_host_wakeup_ind = ath10k_wmi_tlv_gen_wow_host_wakeup_ind,
        .gen_wow_add_pattern = ath10k_wmi_tlv_op_gen_wow_add_pattern,
        .gen_wow_del_pattern = ath10k_wmi_tlv_op_gen_wow_del_pattern,
+       .gen_update_fw_tdls_state = ath10k_wmi_tlv_op_gen_update_fw_tdls_state,
+       .gen_tdls_peer_update = ath10k_wmi_tlv_op_gen_tdls_peer_update,
 };
 
 /************/
index 9d67158..f65b614 100644 (file)
@@ -1523,6 +1523,59 @@ struct wmi_tlv_wow_del_pattern_cmd {
        __le32 pattern_type;
 } __packed;
 
+/* TDLS Options */
+enum wmi_tlv_tdls_options {
+       WMI_TLV_TDLS_OFFCHAN_EN = BIT(0),
+       WMI_TLV_TDLS_BUFFER_STA_EN = BIT(1),
+       WMI_TLV_TDLS_SLEEP_STA_EN = BIT(2),
+};
+
+struct wmi_tdls_set_state_cmd {
+       __le32 vdev_id;
+       __le32 state;
+       __le32 notification_interval_ms;
+       __le32 tx_discovery_threshold;
+       __le32 tx_teardown_threshold;
+       __le32 rssi_teardown_threshold;
+       __le32 rssi_delta;
+       __le32 tdls_options;
+       __le32 tdls_peer_traffic_ind_window;
+       __le32 tdls_peer_traffic_response_timeout_ms;
+       __le32 tdls_puapsd_mask;
+       __le32 tdls_puapsd_inactivity_time_ms;
+       __le32 tdls_puapsd_rx_frame_threshold;
+} __packed;
+
+struct wmi_tdls_peer_update_cmd {
+       __le32 vdev_id;
+       struct wmi_mac_addr peer_macaddr;
+       __le32 peer_state;
+} __packed;
+
+enum {
+       WMI_TLV_TDLS_PEER_QOS_AC_VO = BIT(0),
+       WMI_TLV_TDLS_PEER_QOS_AC_VI = BIT(1),
+       WMI_TLV_TDLS_PEER_QOS_AC_BK = BIT(2),
+       WMI_TLV_TDLS_PEER_QOS_AC_BE = BIT(3),
+};
+
+#define WMI_TLV_TDLS_PEER_SP_MASK      0x60
+#define WMI_TLV_TDLS_PEER_SP_LSB       5
+
+struct wmi_tdls_peer_capab {
+       __le32 peer_qos;
+       __le32 buff_sta_support;
+       __le32 off_chan_support;
+       __le32 peer_curr_operclass;
+       __le32 self_curr_operclass;
+       __le32 peer_chan_len;
+       __le32 peer_operclass_len;
+       u8 peer_operclass[WMI_TDLS_MAX_SUPP_OPER_CLASSES];
+       __le32 is_peer_responder;
+       __le32 pref_offchan_num;
+       __le32 pref_offchan_bw;
+} __packed;
+
 void ath10k_wmi_tlv_attach(struct ath10k *ar);
 
 #endif
index 72ab3da..00b5799 100644 (file)
@@ -552,6 +552,8 @@ struct wmi_cmd_map {
        u32 gpio_output_cmdid;
        u32 pdev_get_temperature_cmdid;
        u32 vdev_set_wmm_params_cmdid;
+       u32 tdls_set_state_cmdid;
+       u32 tdls_peer_update_cmdid;
 };
 
 /*
@@ -5038,6 +5040,41 @@ struct wmi_wow_ev_arg {
 #define WOW_MAX_PATTERN_SIZE   148
 #define WOW_MAX_PKT_OFFSET     128
 
+enum wmi_tdls_state {
+       WMI_TDLS_DISABLE,
+       WMI_TDLS_ENABLE_PASSIVE,
+       WMI_TDLS_ENABLE_ACTIVE,
+};
+
+enum wmi_tdls_peer_state {
+       WMI_TDLS_PEER_STATE_PEERING,
+       WMI_TDLS_PEER_STATE_CONNECTED,
+       WMI_TDLS_PEER_STATE_TEARDOWN,
+};
+
+struct wmi_tdls_peer_update_cmd_arg {
+       u32 vdev_id;
+       enum wmi_tdls_peer_state peer_state;
+       u8 addr[ETH_ALEN];
+};
+
+#define WMI_TDLS_MAX_SUPP_OPER_CLASSES 32
+
+struct wmi_tdls_peer_capab_arg {
+       u8 peer_uapsd_queues;
+       u8 peer_max_sp;
+       u32 buff_sta_support;
+       u32 off_chan_support;
+       u32 peer_curr_operclass;
+       u32 self_curr_operclass;
+       u32 peer_chan_len;
+       u32 peer_operclass_len;
+       u8 peer_operclass[WMI_TDLS_MAX_SUPP_OPER_CLASSES];
+       u32 is_peer_responder;
+       u32 pref_offchan_num;
+       u32 pref_offchan_bw;
+};
+
 struct ath10k;
 struct ath10k_vif;
 struct ath10k_fw_stats_pdev;