iwlagn: detect PAN capability

Detect whether or not the ucode is PAN
capable and adjust the valid contexts
accordingly. To be able to do this, add
the PAN context to the array as well.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 55d1cd4c1369bbf2dc55d37c8bb182976f7f7760..bad97f47eb9f5b02385c76c67f902c74a8721f5e 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1718,6 +1718,7 @@ static void iwl_nic_start(struct iwl_priv *priv)
 struct iwlagn_ucode_capabilities {
        u32 max_probe_length;
        u32 standard_phy_calibration_size;
+       bool pan;
 };
 
 static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context);
@@ -1955,6 +1956,11 @@ static int iwlagn_load_firmware(struct iwl_priv *priv,
                        capa->max_probe_length =
                                        le32_to_cpup((__le32 *)tlv_data);
                        break;
+               case IWL_UCODE_TLV_PAN:
+                       if (tlv_len)
+                               goto invalid_tlv_len;
+                       capa->pan = true;
+                       break;
                case IWL_UCODE_TLV_INIT_EVTLOG_PTR:
                        if (tlv_len != sizeof(u32))
                                goto invalid_tlv_len;
@@ -2230,10 +2236,11 @@ static void iwl_ucode_callback(const struct firmware *ucode_raw, void *context)
                priv->_agn.inst_evtlog_size = priv->cfg->max_event_log_size;
        priv->_agn.inst_errlog_ptr = pieces.inst_errlog_ptr;
 
-       if (priv->valid_contexts == BIT(IWL_RXON_CTX_BSS))
-               priv->sta_key_max_num = STA_KEY_MAX_NUM;
-       else
+       if (ucode_capa.pan) {
+               priv->valid_contexts |= BIT(IWL_RXON_CTX_PAN);
                priv->sta_key_max_num = STA_KEY_MAX_NUM_PAN;
+       } else
+               priv->sta_key_max_num = STA_KEY_MAX_NUM;
 
        /* Copy images into buffers for card's bus-master reads ... */
 
@@ -4226,7 +4233,17 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        priv->contexts[IWL_RXON_CTX_BSS].qos_cmd = REPLY_QOS_PARAM;
        priv->contexts[IWL_RXON_CTX_BSS].ap_sta_id = IWL_AP_ID;
        priv->contexts[IWL_RXON_CTX_BSS].wep_key_cmd = REPLY_WEPKEY;
-       BUILD_BUG_ON(NUM_IWL_RXON_CTX != 1);
+
+       priv->contexts[IWL_RXON_CTX_PAN].rxon_cmd = REPLY_WIPAN_RXON;
+       priv->contexts[IWL_RXON_CTX_PAN].rxon_timing_cmd = REPLY_WIPAN_RXON_TIMING;
+       priv->contexts[IWL_RXON_CTX_PAN].rxon_assoc_cmd = REPLY_WIPAN_RXON_ASSOC;
+       priv->contexts[IWL_RXON_CTX_PAN].qos_cmd = REPLY_WIPAN_QOS_PARAM;
+       priv->contexts[IWL_RXON_CTX_PAN].ap_sta_id = IWL_AP_ID_PAN;
+       priv->contexts[IWL_RXON_CTX_PAN].wep_key_cmd = REPLY_WIPAN_WEPKEY;
+       priv->contexts[IWL_RXON_CTX_PAN].bcast_sta_id = IWLAGN_PAN_BCAST_ID;
+       priv->contexts[IWL_RXON_CTX_PAN].station_flags = STA_FLG_PAN_STATION;
+
+       BUILD_BUG_ON(NUM_IWL_RXON_CTX != 2);
 
        SET_IEEE80211_DEV(hw, &pdev->dev);
 

diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index e1565f73459983ca603d664b0937e2a5a163d382..99b6b81be7e27e278a90124573c2d70f1cc76126 100644 (file)
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -582,6 +582,7 @@ enum iwl_ucode_tlv_type {
        IWL_UCODE_TLV_INIT_DATA         = 4,
        IWL_UCODE_TLV_BOOT              = 5,
        IWL_UCODE_TLV_PROBE_MAX_LEN     = 6, /* a u32 value */
+       IWL_UCODE_TLV_PAN               = 7,
        IWL_UCODE_TLV_RUNT_EVTLOG_PTR   = 8,
        IWL_UCODE_TLV_RUNT_EVTLOG_SIZE  = 9,
        IWL_UCODE_TLV_RUNT_ERRLOG_PTR   = 10,
@@ -1103,6 +1104,7 @@ struct iwl_force_reset {
 
 enum iwl_rxon_context_id {
        IWL_RXON_CTX_BSS,
+       IWL_RXON_CTX_PAN,
 
        NUM_IWL_RXON_CTX
 };