Return-path: Received: from mga14.intel.com ([143.182.124.37]:62079 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754441Ab0H0Q4w (ORCPT ); Fri, 27 Aug 2010 12:56:52 -0400 From: Wey-Yi Guy To: linville@tuxdriver.com Cc: linux-wireless@vger.kernel.org, ipw3945-devel@lists.sourceforge.net, Johannes Berg , Wey-Yi Guy Subject: [PATCH 14/27] iwlwifi: add context pointer to station Date: Fri, 27 Aug 2010 09:59:42 -0700 Message-Id: <1282928395-32762-15-git-send-email-wey-yi.w.guy@intel.com> In-Reply-To: <1282928395-32762-1-git-send-email-wey-yi.w.guy@intel.com> References: <1282928395-32762-1-git-send-email-wey-yi.w.guy@intel.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Johannes Berg Sometimes we only pass around station pointers but need to find the context they belong to, so store it in there. Signed-off-by: Johannes Berg Signed-off-by: Wey-Yi Guy --- drivers/net/wireless/iwlwifi/iwl-agn.c | 2 +- drivers/net/wireless/iwlwifi/iwl-dev.h | 1 + drivers/net/wireless/iwlwifi/iwl-sta.c | 22 +++++++++++++++------- drivers/net/wireless/iwlwifi/iwl-sta.h | 2 +- drivers/net/wireless/iwlwifi/iwl3945-base.c | 2 +- 5 files changed, 19 insertions(+), 10 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 837406e..de8db3a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -3751,7 +3751,7 @@ static int iwlagn_mac_sta_add(struct ieee80211_hw *hw, sta_priv->client = true; ret = iwl_add_station_common(priv, vif_priv->ctx, sta->addr, - is_ap, &sta->ht_cap, &sta_id); + is_ap, sta, &sta_id); if (ret) { IWL_ERR(priv, "Unable to add station %pM (%d)\n", sta->addr, ret); diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h index 2f9d1da..9364768 100644 --- a/drivers/net/wireless/iwlwifi/iwl-dev.h +++ b/drivers/net/wireless/iwlwifi/iwl-dev.h @@ -502,6 +502,7 @@ struct iwl_station_entry { }; struct iwl_station_priv_common { + struct iwl_rxon_context *ctx; u8 sta_id; }; diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c index e6bb81b..c18eb89 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-sta.c @@ -172,12 +172,13 @@ int iwl_send_add_sta(struct iwl_priv *priv, EXPORT_SYMBOL(iwl_send_add_sta); static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index, - struct ieee80211_sta_ht_cap *sta_ht_inf) + struct ieee80211_sta *sta) { + struct ieee80211_sta_ht_cap *sta_ht_inf = &sta->ht_cap; __le32 sta_flags; u8 mimo_ps_mode; - if (!sta_ht_inf || !sta_ht_inf->ht_supported) + if (!sta || !sta_ht_inf->ht_supported) goto done; mimo_ps_mode = (sta_ht_inf->cap & IEEE80211_HT_CAP_SM_PS) >> 2; @@ -228,7 +229,7 @@ static void iwl_set_ht_add_station(struct iwl_priv *priv, u8 index, */ static u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, const u8 *addr, bool is_ap, - struct ieee80211_sta_ht_cap *ht_info) + struct ieee80211_sta *sta) { struct iwl_station_entry *station; int i; @@ -292,12 +293,19 @@ static u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, station->sta.station_flags = ctx->station_flags; station->ctxid = ctx->ctxid; + if (sta) { + struct iwl_station_priv_common *sta_priv; + + sta_priv = (void *)sta->drv_priv; + sta_priv->ctx = ctx; + } + /* * OK to call unconditionally, since local stations (IBSS BSSID - * STA and broadcast STA) pass in a NULL ht_info, and mac80211 + * STA and broadcast STA) pass in a NULL sta, and mac80211 * doesn't allow HT IBSS. */ - iwl_set_ht_add_station(priv, sta_id, ht_info); + iwl_set_ht_add_station(priv, sta_id, sta); /* 3945 only */ rate = (priv->band == IEEE80211_BAND_5GHZ) ? @@ -316,7 +324,7 @@ static u8 iwl_prep_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, */ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx, const u8 *addr, bool is_ap, - struct ieee80211_sta_ht_cap *ht_info, u8 *sta_id_r) + struct ieee80211_sta *sta, u8 *sta_id_r) { unsigned long flags_spin; int ret = 0; @@ -325,7 +333,7 @@ int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx, *sta_id_r = 0; spin_lock_irqsave(&priv->sta_lock, flags_spin); - sta_id = iwl_prep_station(priv, ctx, addr, is_ap, ht_info); + sta_id = iwl_prep_station(priv, ctx, addr, is_ap, sta); if (sta_id == IWL_INVALID_STATION) { IWL_ERR(priv, "Unable to prepare station %pM for addition\n", addr); diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.h b/drivers/net/wireless/iwlwifi/iwl-sta.h index 6ab5587..56bad3f 100644 --- a/drivers/net/wireless/iwlwifi/iwl-sta.h +++ b/drivers/net/wireless/iwlwifi/iwl-sta.h @@ -74,7 +74,7 @@ int iwl_add_bssid_station(struct iwl_priv *priv, struct iwl_rxon_context *ctx, const u8 *addr, bool init_rs, u8 *sta_id_r); int iwl_add_station_common(struct iwl_priv *priv, struct iwl_rxon_context *ctx, const u8 *addr, bool is_ap, - struct ieee80211_sta_ht_cap *ht_info, u8 *sta_id_r); + struct ieee80211_sta *sta, u8 *sta_id_r); int iwl_remove_station(struct iwl_priv *priv, const u8 sta_id, const u8 *addr); int iwl_mac_sta_remove(struct ieee80211_hw *hw, struct ieee80211_vif *vif, diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index be48f79..c048c1d 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -3390,7 +3390,7 @@ static int iwl3945_mac_sta_add(struct ieee80211_hw *hw, ret = iwl_add_station_common(priv, &priv->contexts[IWL_RXON_CTX_BSS], - sta->addr, is_ap, &sta->ht_cap, &sta_id); + sta->addr, is_ap, sta, &sta_id); if (ret) { IWL_ERR(priv, "Unable to add station %pM (%d)\n", sta->addr, ret); -- 1.7.0.4