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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 <akarwar@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Amitkumar Karwar 2016-06-16 18:52:25 +05:30 committed by Kalle Valo
parent 437322ea2a
commit 568fb26ec8
2 changed files with 30 additions and 2 deletions
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2
drivers/net/wireless/marvell/mwifiex/ioctl.h
View File

@ -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

30
drivers/net/wireless/marvell/mwifiex/uap_cmd.c
View File

@ -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) {