From 83c78da983d672e214b5daedf83b26df95dd8407 Mon Sep 17 00:00:00 2001 From: Yogesh Ashok Powar Date: Mon, 18 Mar 2013 20:06:03 -0700 Subject: mwifiex: add support to configure VHT for AP mode Currently, default VHT configuration from the firmware is used for the VHT operations. Adding vhtcfg command to configure the firmware based on input received from cfg. Enable VHT for AP mode only when cfg80211_ap_settings has a VHT IE i.e., when ieee80211ac is set to 1 in the hostapd.conf. Signed-off-by: Yogesh Ashok Powar Signed-off-by: Avinash Patil Signed-off-by: Bing Zhao Signed-off-by: John W. Linville --- drivers/net/wireless/mwifiex/11ac.c | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) (limited to 'drivers/net/wireless/mwifiex/11ac.c') diff --git a/drivers/net/wireless/mwifiex/11ac.c b/drivers/net/wireless/mwifiex/11ac.c index cf43b3c29250..de0a63469cb1 100644 --- a/drivers/net/wireless/mwifiex/11ac.c +++ b/drivers/net/wireless/mwifiex/11ac.c @@ -259,3 +259,22 @@ int mwifiex_cmd_append_11ac_tlv(struct mwifiex_private *priv, return ret_len; } + +int mwifiex_cmd_11ac_cfg(struct mwifiex_private *priv, + struct host_cmd_ds_command *cmd, u16 cmd_action, + struct mwifiex_11ac_vht_cfg *cfg) +{ + struct host_cmd_11ac_vht_cfg *vhtcfg = &cmd->params.vht_cfg; + + cmd->command = cpu_to_le16(HostCmd_CMD_11AC_CFG); + cmd->size = cpu_to_le16(sizeof(struct host_cmd_11ac_vht_cfg) + + S_DS_GEN); + vhtcfg->action = cpu_to_le16(cmd_action); + vhtcfg->band_config = cfg->band_config; + vhtcfg->misc_config = cfg->misc_config; + vhtcfg->cap_info = cpu_to_le32(cfg->cap_info); + vhtcfg->mcs_tx_set = cpu_to_le32(cfg->mcs_tx_set); + vhtcfg->mcs_rx_set = cpu_to_le32(cfg->mcs_rx_set); + + return 0; +} -- cgit v1.2.3-59-g8ed1b From 2b6254dacfe64a52908fc7496d210e39e2732858 Mon Sep 17 00:00:00 2001 From: Avinash Patil Date: Wed, 27 Mar 2013 19:10:32 -0700 Subject: mwifiex: use separate AMPDU tx/rx window sizes in 11ac networks Newer 11ac enabled chipsets have more TX and RX buffers in FW and hardware; so they may support larger TX and RX window sizes for BA. Reset BA settings during association, adhoc join/start or start_ap() if we are joining/creating 11ac network. Signed-off-by: Avinash Patil Signed-off-by: Sagar Bijwe Signed-off-by: Yogesh Ashok Powar Signed-off-by: Bing Zhao Signed-off-by: John W. Linville --- drivers/net/wireless/mwifiex/11ac.c | 22 ++++++++++++++++++++++ drivers/net/wireless/mwifiex/cfg80211.c | 5 +++++ drivers/net/wireless/mwifiex/decl.h | 4 ++++ drivers/net/wireless/mwifiex/join.c | 23 +++++++++++++++++++++++ drivers/net/wireless/mwifiex/main.h | 1 + 5 files changed, 55 insertions(+) (limited to 'drivers/net/wireless/mwifiex/11ac.c') diff --git a/drivers/net/wireless/mwifiex/11ac.c b/drivers/net/wireless/mwifiex/11ac.c index de0a63469cb1..966a78f8e21a 100644 --- a/drivers/net/wireless/mwifiex/11ac.c +++ b/drivers/net/wireless/mwifiex/11ac.c @@ -278,3 +278,25 @@ int mwifiex_cmd_11ac_cfg(struct mwifiex_private *priv, return 0; } + +/* This function initializes the BlockACK setup information for given + * mwifiex_private structure for 11ac enabled networks. + */ +void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv) +{ + priv->add_ba_param.timeout = MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT; + + if (GET_BSS_ROLE(priv) == MWIFIEX_BSS_ROLE_UAP) { + priv->add_ba_param.tx_win_size = + MWIFIEX_11AC_UAP_AMPDU_DEF_TXWINSIZE; + priv->add_ba_param.rx_win_size = + MWIFIEX_11AC_UAP_AMPDU_DEF_RXWINSIZE; + } else { + priv->add_ba_param.tx_win_size = + MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE; + priv->add_ba_param.rx_win_size = + MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE; + } + + return; +} diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c index 95f3306e2836..8f161e1ed13f 100644 --- a/drivers/net/wireless/mwifiex/cfg80211.c +++ b/drivers/net/wireless/mwifiex/cfg80211.c @@ -1381,6 +1381,11 @@ static int mwifiex_cfg80211_start_ap(struct wiphy *wiphy, priv->ap_11ac_enabled); } + if (priv->ap_11ac_enabled) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); + mwifiex_set_wmm_params(priv, bss_cfg, params); if (params->inactivity_timeout > 0) { diff --git a/drivers/net/wireless/mwifiex/decl.h b/drivers/net/wireless/mwifiex/decl.h index 2af2c7ce3ad7..94cc09d48444 100644 --- a/drivers/net/wireless/mwifiex/decl.h +++ b/drivers/net/wireless/mwifiex/decl.h @@ -45,6 +45,10 @@ #define MWIFIEX_STA_AMPDU_DEF_RXWINSIZE 32 #define MWIFIEX_UAP_AMPDU_DEF_TXWINSIZE 32 #define MWIFIEX_UAP_AMPDU_DEF_RXWINSIZE 16 +#define MWIFIEX_11AC_STA_AMPDU_DEF_TXWINSIZE 32 +#define MWIFIEX_11AC_STA_AMPDU_DEF_RXWINSIZE 48 +#define MWIFIEX_11AC_UAP_AMPDU_DEF_TXWINSIZE 48 +#define MWIFIEX_11AC_UAP_AMPDU_DEF_RXWINSIZE 32 #define MWIFIEX_DEFAULT_BLOCK_ACK_TIMEOUT 0xffff diff --git a/drivers/net/wireless/mwifiex/join.c b/drivers/net/wireless/mwifiex/join.c index 2fe0ceba4400..6bcb66e6e97c 100644 --- a/drivers/net/wireless/mwifiex/join.c +++ b/drivers/net/wireless/mwifiex/join.c @@ -1295,6 +1295,14 @@ int mwifiex_associate(struct mwifiex_private *priv, (bss_desc->bss_mode != NL80211_IFTYPE_STATION)) return -1; + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + !bss_desc->disable_11n && !bss_desc->disable_11ac && + (priv->adapter->config_bands & BAND_GAC || + priv->adapter->config_bands & BAND_AAC)) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); + memcpy(¤t_bssid, &priv->curr_bss_params.bss_descriptor.mac_address, sizeof(current_bssid)); @@ -1323,6 +1331,13 @@ mwifiex_adhoc_start(struct mwifiex_private *priv, dev_dbg(priv->adapter->dev, "info: curr_bss_params.band = %d\n", priv->curr_bss_params.band); + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + (priv->adapter->config_bands & BAND_GAC || + priv->adapter->config_bands & BAND_AAC)) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); + return mwifiex_send_cmd_sync(priv, HostCmd_CMD_802_11_AD_HOC_START, HostCmd_ACT_GEN_SET, 0, adhoc_ssid); } @@ -1356,6 +1371,14 @@ int mwifiex_adhoc_join(struct mwifiex_private *priv, return -1; } + if (ISSUPP_11ACENABLED(priv->adapter->fw_cap_info) && + !bss_desc->disable_11n && !bss_desc->disable_11ac && + (priv->adapter->config_bands & BAND_GAC || + priv->adapter->config_bands & BAND_AAC)) + mwifiex_set_11ac_ba_params(priv); + else + mwifiex_set_ba_params(priv); + dev_dbg(priv->adapter->dev, "info: curr_bss_params.channel = %d\n", priv->curr_bss_params.bss_descriptor.channel); dev_dbg(priv->adapter->dev, "info: curr_bss_params.band = %c\n", diff --git a/drivers/net/wireless/mwifiex/main.h b/drivers/net/wireless/mwifiex/main.h index d03299808ffc..cab8a8530944 100644 --- a/drivers/net/wireless/mwifiex/main.h +++ b/drivers/net/wireless/mwifiex/main.h @@ -925,6 +925,7 @@ mwifiex_set_wmm_params(struct mwifiex_private *priv, struct mwifiex_uap_bss_param *bss_cfg, struct cfg80211_ap_settings *params); void mwifiex_set_ba_params(struct mwifiex_private *priv); +void mwifiex_set_11ac_ba_params(struct mwifiex_private *priv); /* * This function checks if the queuing is RA based or not. -- cgit v1.2.3-59-g8ed1b From 0648f3a4b0e9598d75e8f68f0e20874239c2cb95 Mon Sep 17 00:00:00 2001 From: Bing Zhao Date: Fri, 19 Apr 2013 17:44:43 -0700 Subject: mwifiex: correct bss_mode check while appending vht operation IE priv->bss_mode uses NL80211_IFTYPE_* definitions. HostCmd_BSS_MODE_IBSS is used in ad-hoc start/join command between driver and firmware. Coincidentally both HostCmd_BSS_MODE_IBSS and NL80211_IFTYPE_STATION are defined as 2. That explains why nobody complained. Signed-off-by: Bing Zhao Signed-off-by: John W. Linville --- drivers/net/wireless/mwifiex/11ac.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'drivers/net/wireless/mwifiex/11ac.c') diff --git a/drivers/net/wireless/mwifiex/11ac.c b/drivers/net/wireless/mwifiex/11ac.c index 966a78f8e21a..5e0eec4d71c7 100644 --- a/drivers/net/wireless/mwifiex/11ac.c +++ b/drivers/net/wireless/mwifiex/11ac.c @@ -200,7 +200,7 @@ int mwifiex_cmd_append_11ac_tlv(struct mwifiex_private *priv, /* VHT Operation IE */ if (bss_desc->bcn_vht_oper) { - if (priv->bss_mode == HostCmd_BSS_MODE_IBSS) { + if (priv->bss_mode == NL80211_IFTYPE_STATION) { vht_op = (struct mwifiex_ie_types_vht_oper *)*buffer; memset(vht_op, 0, sizeof(*vht_op)); vht_op->header.type = -- cgit v1.2.3-59-g8ed1b