From 568fb26ec8be5890a698d672472aeb6b6db34e57 Mon Sep 17 00:00:00 2001 From: Amitkumar Karwar Date: Thu, 16 Jun 2016 18:52:25 +0530 Subject: [PATCH] mwifiex: fix AP unable to start in VHT40 problem This patch populates secondary channel offset and downloads it to firmware to fix the problem. Signed-off-by: Amitkumar Karwar Signed-off-by: Cathy Luo Signed-off-by: Kalle Valo --- drivers/net/wireless/marvell/mwifiex/ioctl.h | 2 ++ .../net/wireless/marvell/mwifiex/uap_cmd.c | 30 +++++++++++++++++-- 2 files changed, 30 insertions(+), 2 deletions(-) diff --git a/drivers/net/wireless/marvell/mwifiex/ioctl.h b/drivers/net/wireless/marvell/mwifiex/ioctl.h index a5a48c183d37..f5b8fd1fad1b 100644 --- a/drivers/net/wireless/marvell/mwifiex/ioctl.h +++ b/drivers/net/wireless/marvell/mwifiex/ioctl.h @@ -83,6 +83,8 @@ struct wep_key { #define MWIFIEX_AUTH_MODE_AUTO 0xFF #define BAND_CONFIG_BG 0x00 #define BAND_CONFIG_A 0x01 +#define MWIFIEX_SEC_CHAN_BELOW 0x30 +#define MWIFIEX_SEC_CHAN_ABOVE 0x10 #define MWIFIEX_SUPPORTED_RATES 14 #define MWIFIEX_SUPPORTED_RATES_EXT 32 #define MWIFIEX_TDLS_SUPPORTED_RATES 8 diff --git a/drivers/net/wireless/marvell/mwifiex/uap_cmd.c b/drivers/net/wireless/marvell/mwifiex/uap_cmd.c index f79d00d1e294..a7e9f544f219 100644 --- a/drivers/net/wireless/marvell/mwifiex/uap_cmd.c +++ b/drivers/net/wireless/marvell/mwifiex/uap_cmd.c @@ -19,6 +19,7 @@ #include "main.h" #include "11ac.h" +#include "11n.h" /* This function parses security related parameters from cfg80211_ap_settings * and sets into FW understandable bss_config structure. @@ -521,9 +522,9 @@ mwifiex_uap_bss_param_prepare(u8 *tlv, void *cmd_buf, u16 *param_size) tlv += sizeof(struct host_cmd_tlv_rates) + i; } if (bss_cfg->channel && - ((bss_cfg->band_cfg == BAND_CONFIG_BG && + (((bss_cfg->band_cfg & BIT(0)) == BAND_CONFIG_BG && bss_cfg->channel <= MAX_CHANNEL_BAND_BG) || - (bss_cfg->band_cfg == BAND_CONFIG_A && + ((bss_cfg->band_cfg & BIT(0)) == BAND_CONFIG_A && bss_cfg->channel <= MAX_CHANNEL_BAND_A))) { chan_band = (struct host_cmd_tlv_channel_band *)tlv; chan_band->header.type = cpu_to_le16(TLV_TYPE_CHANNELBANDLIST); @@ -833,6 +834,31 @@ void mwifiex_uap_set_channel(struct mwifiex_private *priv, config_bands |= BAND_AAC; } + switch (chandef.width) { + case NL80211_CHAN_WIDTH_5: + case NL80211_CHAN_WIDTH_10: + case NL80211_CHAN_WIDTH_20_NOHT: + case NL80211_CHAN_WIDTH_20: + break; + case NL80211_CHAN_WIDTH_40: + if (chandef.center_freq1 < chandef.chan->center_freq) + bss_cfg->band_cfg |= MWIFIEX_SEC_CHAN_BELOW; + else + bss_cfg->band_cfg |= MWIFIEX_SEC_CHAN_ABOVE; + break; + case NL80211_CHAN_WIDTH_80: + case NL80211_CHAN_WIDTH_80P80: + case NL80211_CHAN_WIDTH_160: + bss_cfg->band_cfg |= + mwifiex_get_sec_chan_offset(bss_cfg->channel) << 4; + break; + default: + mwifiex_dbg(priv->adapter, + WARN, "Unknown channel width: %d\n", + chandef.width); + break; + } + priv->adapter->config_bands = config_bands; if (old_bands != config_bands) { -- 2.39.5