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iwlagn: update QoS before commit associated RXON 

RXON command without association bit can clear the QoS info in the
uCode. Therefore, before sending the associated RXON, we need to
send the QoS command just in case.

Signed-off-by: Shanyu Zhao <shanyu.zhao@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Shanyu Zhao 2010-11-10 18:25:58 -08:00 committed by Wey-Yi Guy
parent efe54db823
commit f4115d4659
1 changed files with 31 additions and 28 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

59
drivers/net/wireless/iwlwifi/iwl-agn-rxon.c
View File

@ -72,6 +72,34 @@ static int iwlagn_disable_pan(struct iwl_priv *priv,
return ret;
}
static void iwlagn_update_qos(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
int ret;
if (!ctx->is_active)
return;
ctx->qos_data.def_qos_parm.qos_flags = 0;
if (ctx->qos_data.qos_active)
ctx->qos_data.def_qos_parm.qos_flags |=
QOS_PARAM_FLG_UPDATE_EDCA_MSK;
if (ctx->ht.enabled)
ctx->qos_data.def_qos_parm.qos_flags |= QOS_PARAM_FLG_TGN_MSK;
IWL_DEBUG_QOS(priv, "send QoS cmd with Qos active=%d FLAGS=0x%X\n",
ctx->qos_data.qos_active,
ctx->qos_data.def_qos_parm.qos_flags);
ret = iwl_send_cmd_pdu(priv, ctx->qos_cmd,
sizeof(struct iwl_qosparam_cmd),
&ctx->qos_data.def_qos_parm);
if (ret)
IWL_ERR(priv, "Failed to update QoS\n");
}
static int iwlagn_update_beacon(struct iwl_priv *priv,
struct ieee80211_vif *vif)
{
@ -208,6 +236,9 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
}
if (new_assoc) {
/* QoS info may be cleared by previous un-assoc RXON */
iwlagn_update_qos(priv, ctx);
/*
* We'll run into this code path when beaconing is
* enabled, but then we also need to send the beacon
@ -266,34 +297,6 @@ int iwlagn_commit_rxon(struct iwl_priv *priv, struct iwl_rxon_context *ctx)
return 0;
}
static void iwlagn_update_qos(struct iwl_priv *priv,
struct iwl_rxon_context *ctx)
{
int ret;
if (!ctx->is_active)
return;
ctx->qos_data.def_qos_parm.qos_flags = 0;
if (ctx->qos_data.qos_active)
ctx->qos_data.def_qos_parm.qos_flags |=
QOS_PARAM_FLG_UPDATE_EDCA_MSK;
if (ctx->ht.enabled)
ctx->qos_data.def_qos_parm.qos_flags |= QOS_PARAM_FLG_TGN_MSK;
IWL_DEBUG_QOS(priv, "send QoS cmd with Qos active=%d FLAGS=0x%X\n",
ctx->qos_data.qos_active,
ctx->qos_data.def_qos_parm.qos_flags);
ret = iwl_send_cmd_pdu(priv, ctx->qos_cmd,
sizeof(struct iwl_qosparam_cmd),
&ctx->qos_data.def_qos_parm);
if (ret)
IWL_ERR(priv, "Failed to update QoS\n");
}
int iwlagn_mac_config(struct ieee80211_hw *hw, u32 changed)
{
struct iwl_priv *priv = hw->priv;