Return-path: Received: from mga02.intel.com ([134.134.136.20]:64046 "EHLO mga02.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966082Ab2DLV6H (ORCPT ); Thu, 12 Apr 2012 17:58:07 -0400 From: Wey-Yi Guy To: linville@tuxdriver.com Cc: linux-wireless@vger.kernel.org, Meenakshi Venkataraman , Wey-Yi Guy Subject: [PATCH 07/24] iwlwifi: move iwl_is_ht40_tx_allowed out of iwl-core.c Date: Thu, 12 Apr 2012 14:54:04 -0700 Message-Id: <1334267661-14654-8-git-send-email-wey-yi.w.guy@intel.com> (sfid-20120412_235904_356268_B3E57161) In-Reply-To: <1334267661-14654-1-git-send-email-wey-yi.w.guy@intel.com> References: <1334267661-14654-1-git-send-email-wey-yi.w.guy@intel.com> Sender: linux-wireless-owner@vger.kernel.org List-ID: From: Meenakshi Venkataraman This is really something determined by station parameters, so move it to iwl-agn-sta.c. Signed-off-by: Meenakshi Venkataraman Signed-off-by: Wey-Yi Guy --- drivers/net/wireless/iwlwifi/iwl-agn-sta.c | 44 ++++++++++++++++++++++++++++ drivers/net/wireless/iwlwifi/iwl-agn.h | 3 ++ drivers/net/wireless/iwlwifi/iwl-core.c | 44 ---------------------------- drivers/net/wireless/iwlwifi/iwl-core.h | 3 -- 4 files changed, 47 insertions(+), 47 deletions(-) diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c index 79cbaab..42af9f9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-sta.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-sta.c @@ -170,6 +170,50 @@ int iwl_send_add_sta(struct iwl_priv *priv, return cmd.handler_status; } +static bool iwl_is_channel_extension(struct iwl_priv *priv, + enum ieee80211_band band, + u16 channel, u8 extension_chan_offset) +{ + const struct iwl_channel_info *ch_info; + + ch_info = iwl_get_channel_info(priv, band, channel); + if (!is_channel_valid(ch_info)) + return false; + + if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) + return !(ch_info->ht40_extension_channel & + IEEE80211_CHAN_NO_HT40PLUS); + else if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) + return !(ch_info->ht40_extension_channel & + IEEE80211_CHAN_NO_HT40MINUS); + + return false; +} + +bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv, + struct iwl_rxon_context *ctx, + struct ieee80211_sta_ht_cap *ht_cap) +{ + if (!ctx->ht.enabled || !ctx->ht.is_40mhz) + return false; + + /* + * We do not check for IEEE80211_HT_CAP_SUP_WIDTH_20_40 + * the bit will not set if it is pure 40MHz case + */ + if (ht_cap && !ht_cap->ht_supported) + return false; + +#ifdef CONFIG_IWLWIFI_DEBUGFS + if (priv->disable_ht40) + return false; +#endif + + return iwl_is_channel_extension(priv, priv->band, + le16_to_cpu(ctx->staging.channel), + ctx->ht.extension_chan_offset); +} + static void iwl_sta_calc_ht_flags(struct iwl_priv *priv, struct ieee80211_sta *sta, struct iwl_rxon_context *ctx, diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.h b/drivers/net/wireless/iwlwifi/iwl-agn.h index 3b66e30..90b1f3a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.h +++ b/drivers/net/wireless/iwlwifi/iwl-agn.h @@ -261,6 +261,9 @@ int iwl_add_sta_callback(struct iwl_priv *priv, struct iwl_rx_cmd_buffer *rxb, int iwl_sta_update_ht(struct iwl_priv *priv, struct iwl_rxon_context *ctx, struct ieee80211_sta *sta); +bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv, + struct iwl_rxon_context *ctx, + struct ieee80211_sta_ht_cap *ht_cap); static inline int iwl_sta_id(struct ieee80211_sta *sta) { diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c index e1129dc..42b5f90 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.c +++ b/drivers/net/wireless/iwlwifi/iwl-core.c @@ -43,50 +43,6 @@ const u8 iwl_bcast_addr[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; -static bool iwl_is_channel_extension(struct iwl_priv *priv, - enum ieee80211_band band, - u16 channel, u8 extension_chan_offset) -{ - const struct iwl_channel_info *ch_info; - - ch_info = iwl_get_channel_info(priv, band, channel); - if (!is_channel_valid(ch_info)) - return false; - - if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_ABOVE) - return !(ch_info->ht40_extension_channel & - IEEE80211_CHAN_NO_HT40PLUS); - else if (extension_chan_offset == IEEE80211_HT_PARAM_CHA_SEC_BELOW) - return !(ch_info->ht40_extension_channel & - IEEE80211_CHAN_NO_HT40MINUS); - - return false; -} - -bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv, - struct iwl_rxon_context *ctx, - struct ieee80211_sta_ht_cap *ht_cap) -{ - if (!ctx->ht.enabled || !ctx->ht.is_40mhz) - return false; - - /* - * We do not check for IEEE80211_HT_CAP_SUP_WIDTH_20_40 - * the bit will not set if it is pure 40MHz case - */ - if (ht_cap && !ht_cap->ht_supported) - return false; - -#ifdef CONFIG_IWLWIFI_DEBUGFS - if (priv->disable_ht40) - return false; -#endif - - return iwl_is_channel_extension(priv, priv->band, - le16_to_cpu(ctx->staging.channel), - ctx->ht.extension_chan_offset); -} - static void _iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf, struct iwl_rxon_context *ctx) diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h index 5cbe609..eb0e785 100644 --- a/drivers/net/wireless/iwlwifi/iwl-core.h +++ b/drivers/net/wireless/iwlwifi/iwl-core.h @@ -85,9 +85,6 @@ void iwl_set_flags_for_band(struct iwl_priv *priv, enum ieee80211_band band, struct ieee80211_vif *vif); void iwl_set_rxon_ht(struct iwl_priv *priv, struct iwl_ht_config *ht_conf); -bool iwl_is_ht40_tx_allowed(struct iwl_priv *priv, - struct iwl_rxon_context *ctx, - struct ieee80211_sta_ht_cap *ht_cap); void iwl_connection_init_rx_config(struct iwl_priv *priv, struct iwl_rxon_context *ctx); void iwl_set_rate(struct iwl_priv *priv); -- 1.7.0.4