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mwifiex: update AP WMM settings from BSS_START event 

This was missing and would cause issue in WMM handling.

Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Cathy Luo <cluo@marvell.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
This commit is contained in:
Avinash Patil 2015-06-03 16:59:45 +05:30 committed by Kalle Valo
parent c2b6680f63
commit debfc60081
1 changed files with 63 additions and 0 deletions
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63
drivers/net/wireless/mwifiex/uap_event.c
View File

@ -21,8 +21,70 @@
#include "main.h"
#include "11n.h"
#define MWIFIEX_BSS_START_EVT_FIX_SIZE 12
static int mwifiex_check_uap_capabilties(struct mwifiex_private *priv,
struct sk_buff *event)
{
int evt_len;
u8 *curr;
u16 tlv_len;
struct mwifiex_ie_types_data *tlv_hdr;
struct ieee_types_wmm_parameter *wmm_param_ie = NULL;
int mask = IEEE80211_WMM_IE_AP_QOSINFO_PARAM_SET_CNT_MASK;
priv->wmm_enabled = false;
skb_pull(event, MWIFIEX_BSS_START_EVT_FIX_SIZE);
evt_len = event->len;
curr = event->data;
mwifiex_dbg_dump(priv->adapter, EVT_D, "uap capabilties:",
event->data, event->len);
while ((evt_len >= sizeof(tlv_hdr->header))) {
tlv_hdr = (struct mwifiex_ie_types_data *)curr;
tlv_len = le16_to_cpu(tlv_hdr->header.len);
if (evt_len < tlv_len + sizeof(tlv_hdr->header))
break;
switch (le16_to_cpu(tlv_hdr->header.type)) {
case WLAN_EID_HT_CAPABILITY:
priv->ap_11n_enabled = true;
break;
case WLAN_EID_VHT_CAPABILITY:
priv->ap_11ac_enabled = true;
break;
case WLAN_EID_VENDOR_SPECIFIC:
/* Point the regular IEEE IE 2 bytes into the Marvell IE
* and setup the IEEE IE type and length byte fields
*/
wmm_param_ie = (void *)(curr + 2);
wmm_param_ie->vend_hdr.len = (u8)tlv_len;
wmm_param_ie->vend_hdr.element_id =
WLAN_EID_VENDOR_SPECIFIC;
mwifiex_dbg(priv->adapter, EVENT,
"info: check uap capabilities:\t"
"wmm parameter set count: %d\n",
wmm_param_ie->qos_info_bitmap & mask);
mwifiex_wmm_setup_ac_downgrade(priv);
priv->wmm_enabled = true;
mwifiex_wmm_setup_queue_priorities(priv, wmm_param_ie);
break;
default:
break;
}
curr += (tlv_len + sizeof(tlv_hdr->header));
evt_len -= (tlv_len + sizeof(tlv_hdr->header));
}
return 0;
}
/*
* This function handles AP interface specific events generated by firmware.
@ -134,6 +196,7 @@ int mwifiex_process_uap_event(struct mwifiex_private *priv)
ETH_ALEN);
if (priv->hist_data)
mwifiex_hist_data_reset(priv);
mwifiex_check_uap_capabilties(priv, adapter->event_skb);
break;
case EVENT_UAP_MIC_COUNTERMEASURES:
/* For future development */