Google Git
Sign in
nest-open-source / manifest_repos / salami / refs/heads/main / . / arch / arm / mach-berlin / modules / wlan_sd8887 / mlinux / moal_cfg80211.c
blob: c25ae1cdbf518013ee4873165d8b15896998d385 [file] [log] [blame]
/** @file moal_cfg80211.c
*
* @brief This file contains the functions for CFG80211.
*
* Copyright (C) 2011-2019, Marvell International Ltd.
*
* This software file (the "File") is distributed by Marvell International
* Ltd. under the terms of the GNU General Public License Version 2, June 1991
* (the "License"). You may use, redistribute and/or modify this File in
* accordance with the terms and conditions of the License, a copy of which
* is available by writing to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
* worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
*
* THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
* IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
* ARE EXPRESSLY DISCLAIMED. The License provides additional details about
* this warranty disclaimer.
*
*/
#include "moal_cfg80211.h"
#ifdef UAP_CFG80211
#ifdef UAP_SUPPORT
#include "moal_uap.h"
#endif
#endif
/********************************************************
Local Variables
********************************************************/
/** Supported rates to be advertised to the cfg80211 */
static struct ieee80211_rate cfg80211_rates[] = {
{.bitrate = 10,.hw_value = 2,},
{.bitrate = 20,.hw_value = 4,},
{.bitrate = 55,.hw_value = 11},
{.bitrate = 110,.hw_value = 22,},
{.bitrate = 220,.hw_value = 44,},
{.bitrate = 60,.hw_value = 12,},
{.bitrate = 90,.hw_value = 18,},
{.bitrate = 120,.hw_value = 24,},
{.bitrate = 180,.hw_value = 36,},
{.bitrate = 240,.hw_value = 48,},
{.bitrate = 360,.hw_value = 72,},
{.bitrate = 480,.hw_value = 96,},
{.bitrate = 540,.hw_value = 108,},
{.bitrate = 720,.hw_value = 144,},
};
/** Channel definitions for 2 GHz to be advertised to cfg80211 */
static struct ieee80211_channel cfg80211_channels_2ghz[] = {
{.center_freq = 2412,.hw_value = 1,.max_power = 20},
{.center_freq = 2417,.hw_value = 2,.max_power = 20},
{.center_freq = 2422,.hw_value = 3,.max_power = 20},
{.center_freq = 2427,.hw_value = 4,.max_power = 20},
{.center_freq = 2432,.hw_value = 5,.max_power = 20},
{.center_freq = 2437,.hw_value = 6,.max_power = 20},
{.center_freq = 2442,.hw_value = 7,.max_power = 20},
{.center_freq = 2447,.hw_value = 8,.max_power = 20},
{.center_freq = 2452,.hw_value = 9,.max_power = 20},
{.center_freq = 2457,.hw_value = 10,.max_power = 20},
{.center_freq = 2462,.hw_value = 11,.max_power = 20},
{.center_freq = 2467,.hw_value = 12,.max_power = 20},
{.center_freq = 2472,.hw_value = 13,.max_power = 20},
{.center_freq = 2484,.hw_value = 14,.max_power = 20},
};
/** Channel definitions for 5 GHz to be advertised to cfg80211 */
static struct ieee80211_channel cfg80211_channels_5ghz[] = {
{.center_freq = 5180,.hw_value = 36,.max_power = 20},
{.center_freq = 5200,.hw_value = 40,.max_power = 20},
{.center_freq = 5220,.hw_value = 44,.max_power = 20},
{.center_freq = 5240,.hw_value = 48,.max_power = 20},
{.center_freq = 5260,.hw_value = 52,.max_power = 20},
{.center_freq = 5280,.hw_value = 56,.max_power = 20},
{.center_freq = 5300,.hw_value = 60,.max_power = 20},
{.center_freq = 5320,.hw_value = 64,.max_power = 20},
{.center_freq = 5500,.hw_value = 100,.max_power = 20},
{.center_freq = 5520,.hw_value = 104,.max_power = 20},
{.center_freq = 5540,.hw_value = 108,.max_power = 20},
{.center_freq = 5560,.hw_value = 112,.max_power = 20},
{.center_freq = 5580,.hw_value = 116,.max_power = 20},
{.center_freq = 5600,.hw_value = 120,.max_power = 20},
{.center_freq = 5620,.hw_value = 124,.max_power = 20},
{.center_freq = 5640,.hw_value = 128,.max_power = 20},
{.center_freq = 5660,.hw_value = 132,.max_power = 20},
{.center_freq = 5680,.hw_value = 136,.max_power = 20},
{.center_freq = 5700,.hw_value = 140,.max_power = 20},
{.center_freq = 5720,.hw_value = 144,.max_power = 20},
{.center_freq = 5745,.hw_value = 149,.max_power = 20},
{.center_freq = 5765,.hw_value = 153,.max_power = 20},
{.center_freq = 5785,.hw_value = 157,.max_power = 20},
{.center_freq = 5805,.hw_value = 161,.max_power = 20},
{.center_freq = 5825,.hw_value = 165,.max_power = 20},
};
/********************************************************
Global Variables
********************************************************/
extern int cfg80211_wext;
struct ieee80211_supported_band cfg80211_band_2ghz = {
.channels = cfg80211_channels_2ghz,
.n_channels = ARRAY_SIZE(cfg80211_channels_2ghz),
.bitrates = cfg80211_rates,
.n_bitrates = ARRAY_SIZE(cfg80211_rates),
};
struct ieee80211_supported_band cfg80211_band_5ghz = {
.channels = cfg80211_channels_5ghz,
.n_channels = ARRAY_SIZE(cfg80211_channels_5ghz),
.bitrates = cfg80211_rates + 5,
.n_bitrates = ARRAY_SIZE(cfg80211_rates) - 5,
};
#ifndef WLAN_CIPHER_SUITE_SMS4
#define WLAN_CIPHER_SUITE_SMS4 0x00000020
#endif
#ifndef WLAN_CIPHER_SUITE_AES_CMAC
#define WLAN_CIPHER_SUITE_AES_CMAC 0x000FAC06
#endif
/* Supported crypto cipher suits to be advertised to cfg80211 */
const u32 cfg80211_cipher_suites[] = {
WLAN_CIPHER_SUITE_WEP40,
WLAN_CIPHER_SUITE_WEP104,
WLAN_CIPHER_SUITE_TKIP,
WLAN_CIPHER_SUITE_CCMP,
WLAN_CIPHER_SUITE_SMS4,
WLAN_CIPHER_SUITE_AES_CMAC,
};
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 29)
#ifdef UAP_SUPPORT
/** Network device handlers for uAP */
extern const struct net_device_ops woal_uap_netdev_ops;
#endif
#ifdef STA_SUPPORT
/** Network device handlers for STA */
extern const struct net_device_ops woal_netdev_ops;
#endif
#endif
/********************************************************
Local Functions
********************************************************/
/********************************************************
Global Functions
********************************************************/
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)
/**marvell vendor command and event*/
#define MRVL_VENDOR_ID 0x005043
/** vendor events */
const struct nl80211_vendor_cmd_info vendor_events[] = {
{.vendor_id = MRVL_VENDOR_ID,.subcmd = event_hang,}, /* event_id 0 */
/**add vendor event here*/
};
/**
* @brief get the event id of the events array
*
* @param event vendor event
*
* @return index of events array
*/
int
woal_get_event_id(int event)
{
int i = 0;
for (i = 0; i < ARRAY_SIZE(vendor_events); i++) {
if (vendor_events[i].subcmd == event)
return i;
}
return event_max;
}
/**
* @brief send vendor event to kernel
*
* @param priv A pointer to moal_private
* @param event vendor event
* @param data a pointer to data
* @param len data length
*
* @return 0: success 1: fail
*/
int
woal_cfg80211_vendor_event(IN moal_private *priv,
IN int event, IN t_u8 *data, IN int len)
{
struct wiphy *wiphy = NULL;
struct sk_buff *skb = NULL;
int event_id = 0;
t_u8 *pos = NULL;
int ret = 0;
ENTER();
if (!priv || !priv->wdev || !priv->wdev->wiphy) {
LEAVE();
return ret;
}
wiphy = priv->wdev->wiphy;
PRINTM(MEVENT, "vendor event :0x%x\n", event);
event_id = woal_get_event_id(event);
if (event_max == event_id) {
PRINTM(MERROR, "Not find this event %d \n", event_id);
ret = 1;
LEAVE();
return ret;
}
/**allocate skb*/
skb = cfg80211_vendor_event_alloc(wiphy, len, event_id, GFP_KERNEL);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor event\n");
ret = 1;
LEAVE();
return ret;
}
pos = skb_put(skb, len);
memcpy(pos, data, len);
/**send event*/
cfg80211_vendor_event(skb, GFP_KERNEL);
LEAVE();
return ret;
}
/**
* @brief vendor command to set drvdbg
*
* @param wiphy A pointer to wiphy struct
* @param wdev A pointer to wireless_dev struct
* @param data a pointer to data
* @param len data length
*
* @return 0: success 1: fail
*/
static int
woal_cfg80211_subcmd_set_drvdbg(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
struct sk_buff *skb = NULL;
t_u8 *pos = NULL;
int ret = 0;
ENTER();
/**handle this sub command*/
DBG_HEXDUMP(MCMD_D, "Vendor drvdbg", (t_u8 *)data, data_len);
if (data_len) {
/* Get the driver debug bit masks from user */
drvdbg = *((t_u32 *)data);
PRINTM(MIOCTL, "new drvdbg %x\n", drvdbg);
/* Set the driver debug bit masks into mlan */
if (woal_set_drvdbg(priv, drvdbg)) {
PRINTM(MERROR, "Set drvdbg failed!\n");
ret = 1;
}
}
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, sizeof(drvdbg));
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = 1;
LEAVE();
return ret;
}
pos = skb_put(skb, sizeof(drvdbg));
memcpy(pos, &drvdbg, sizeof(drvdbg));
ret = cfg80211_vendor_cmd_reply(skb);
LEAVE();
return ret;
}
const struct wiphy_vendor_command vendor_commands[] = {
{
.info = {.vendor_id = MRVL_VENDOR_ID,.subcmd = sub_cmd_set_drvdbg,},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_set_drvdbg,
},
};
/**
* @brief register vendor commands and events
*
* @param wiphy A pointer to wiphy struct
*
* @return
*/
void
woal_register_cfg80211_vendor_command(struct wiphy *wiphy)
{
ENTER();
wiphy->vendor_commands = vendor_commands;
wiphy->n_vendor_commands = ARRAY_SIZE(vendor_commands);
wiphy->vendor_events = vendor_events;
wiphy->n_vendor_events = ARRAY_SIZE(vendor_events);
LEAVE();
}
#endif
/**
* @brief Get the private structure from wiphy
*
* @param wiphy A pointer to wiphy structure
*
* @return Pointer to moal_private
*/
void *
woal_get_wiphy_priv(struct wiphy *wiphy)
{
return (void *)(*(unsigned long *)wiphy_priv(wiphy));
}
/**
* @brief Get the private structure from net device
*
* @param dev A pointer to net_device structure
*
* @return Pointer to moal_private
*/
void *
woal_get_netdev_priv(struct net_device *dev)
{
return (void *)netdev_priv(dev);
}
/**
* @brief Get current frequency of active interface
*
* @param priv A pointer to moal_private
*
* @return channel frequency
*/
int
woal_get_active_intf_freq(moal_private *priv)
{
moal_handle *handle = priv->phandle;
int i;
for (i = 0; i < handle->priv_num; i++) {
#ifdef STA_SUPPORT
if (GET_BSS_ROLE(handle->priv[i]) == MLAN_BSS_ROLE_STA) {
if ((handle->priv[i]->media_connected == MTRUE) &&
(handle->priv[i]->bss_type == priv->bss_type))
return ieee80211_channel_to_frequency(handle->
priv[i]->
channel
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39) || defined(COMPAT_WIRELESS)
,
(handle->
priv[i]->
channel
<=
14 ?
IEEE80211_BAND_2GHZ
:
IEEE80211_BAND_5GHZ)
#endif
);
}
#endif
#ifdef UAP_SUPPORT
if (GET_BSS_ROLE(handle->priv[i]) == MLAN_BSS_ROLE_UAP) {
if ((handle->priv[i]->bss_started == MTRUE) &&
(handle->priv[i]->bss_type == priv->bss_type))
return ieee80211_channel_to_frequency(handle->
priv[i]->
channel
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 39) || defined(COMPAT_WIRELESS)
,
(handle->
priv[i]->
channel
<=
14 ?
IEEE80211_BAND_2GHZ
:
IEEE80211_BAND_5GHZ)
#endif
);
}
#endif
}
return 0;
}
/**
* @brief Convert driver band configuration to IEEE band type
*
* @param band Driver band configuration
*
* @return IEEE band type
*/
t_u8
woal_band_cfg_to_ieee_band(t_u32 band)
{
t_u8 ret_radio_type;
ENTER();
switch (band) {
case BAND_A:
case BAND_AN:
case BAND_A | BAND_AN:
ret_radio_type = IEEE80211_BAND_5GHZ;
break;
case BAND_B:
case BAND_G:
case BAND_B | BAND_G:
case BAND_GN:
case BAND_B | BAND_GN:
default:
ret_radio_type = IEEE80211_BAND_2GHZ;
break;
}
LEAVE();
return ret_radio_type;
}
/**
* @brief Set/Enable encryption key
*
* @param priv A pointer to moal_private structure
* @param is_enable_wep Enable WEP default key
* @param cipher Cipher suite selector
* @param key A pointer to key
* @param key_len Key length
* @param seq A pointer to sequence
* @param seq_len Sequence length
* @param key_index Key index
* @param addr Mac for which key is to be set
* @param disable Key disabled or not
* @param wait_option wait option
*
* @return MLAN_STATUS_SUCCESS -- success, otherwise fail
*/
mlan_status
woal_cfg80211_set_key(moal_private *priv, t_u8 is_enable_wep,
t_u32 cipher, const t_u8 *key, int key_len,
const t_u8 *seq, int seq_len, t_u8 key_index,
const t_u8 *addr, int disable, t_u8 wait_option)
{
mlan_ioctl_req *req = NULL;
mlan_ds_sec_cfg *sec = NULL;
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u8 bcast_addr[] = { 0xff, 0xff, 0xff, 0xff, 0xff, 0xff };
ENTER();
#ifdef UAP_CFG80211
#ifdef UAP_SUPPORT
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_UAP) {
if (is_enable_wep) {
PRINTM(MIOCTL, "Enable UAP default key=%d\n",
key_index);
priv->uap_wep_key[key_index].is_default = MTRUE;
goto done;
}
if (key && key_len &&
((cipher == WLAN_CIPHER_SUITE_WEP40) ||
(cipher == WLAN_CIPHER_SUITE_WEP104))) {
priv->uap_wep_key[key_index].length = key_len;
memcpy(priv->uap_wep_key[key_index].key, key, key_len);
priv->cipher = cipher;
priv->uap_wep_key[key_index].key_index = key_index;
priv->uap_wep_key[key_index].is_default = MFALSE;
PRINTM(MIOCTL, "Set UAP WEP key: key_index=%d len=%d\n",
key_index, key_len);
goto done;
}
}
#endif
#endif
/* Allocate an IOCTL request buffer */
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_sec_cfg));
if (req == NULL) {
ret = MLAN_STATUS_FAILURE;
goto done;
}
/* Fill request buffer */
sec = (mlan_ds_sec_cfg *)req->pbuf;
sec->sub_command = MLAN_OID_SEC_CFG_ENCRYPT_KEY;
req->req_id = MLAN_IOCTL_SEC_CFG;
req->action = MLAN_ACT_SET;
if (is_enable_wep) {
sec->param.encrypt_key.key_index = key_index;
sec->param.encrypt_key.is_current_wep_key = MTRUE;
} else if (!disable) {
if (cipher != WLAN_CIPHER_SUITE_WEP40 &&
cipher != WLAN_CIPHER_SUITE_WEP104 &&
cipher != WLAN_CIPHER_SUITE_TKIP &&
cipher != WLAN_CIPHER_SUITE_SMS4 &&
cipher != WLAN_CIPHER_SUITE_AES_CMAC &&
cipher != WLAN_CIPHER_SUITE_CCMP) {
PRINTM(MERROR, "Invalid cipher suite specified\n");
ret = MLAN_STATUS_FAILURE;
goto done;
}
sec->param.encrypt_key.key_index = key_index;
if (key && key_len) {
memcpy(sec->param.encrypt_key.key_material, key,
key_len);
sec->param.encrypt_key.key_len = key_len;
}
/* Set WAPI key */
if (cipher == WLAN_CIPHER_SUITE_SMS4) {
sec->param.encrypt_key.is_wapi_key = MTRUE;
if (seq_len) {
memcpy(sec->param.encrypt_key.pn, seq, PN_SIZE);
DBG_HEXDUMP(MCMD_D, "WAPI PN",
sec->param.encrypt_key.pn, seq_len);
}
}
if (addr) {
memcpy(sec->param.encrypt_key.mac_addr, addr, ETH_ALEN);
if (0 ==
memcmp(sec->param.encrypt_key.mac_addr, bcast_addr,
ETH_ALEN))
sec->param.encrypt_key.key_flags =
KEY_FLAG_GROUP_KEY;
else
sec->param.encrypt_key.key_flags =
KEY_FLAG_SET_TX_KEY;
} else {
memcpy(sec->param.encrypt_key.mac_addr, bcast_addr,
ETH_ALEN);
sec->param.encrypt_key.key_flags = KEY_FLAG_GROUP_KEY;
}
if (seq && seq_len) {
memcpy(sec->param.encrypt_key.pn, seq, seq_len);
sec->param.encrypt_key.key_flags |=
KEY_FLAG_RX_SEQ_VALID;
}
if (cipher == WLAN_CIPHER_SUITE_AES_CMAC) {
sec->param.encrypt_key.key_flags |=
KEY_FLAG_AES_MCAST_IGTK;
}
} else {
if (key_index == KEY_INDEX_CLEAR_ALL)
sec->param.encrypt_key.key_disable = MTRUE;
else {
sec->param.encrypt_key.key_remove = MTRUE;
sec->param.encrypt_key.key_index = key_index;
}
sec->param.encrypt_key.key_flags = KEY_FLAG_REMOVE_KEY;
if (addr)
memcpy(sec->param.encrypt_key.mac_addr, addr, ETH_ALEN);
}
/* Send IOCTL request to MLAN */
ret = woal_request_ioctl(priv, req, wait_option);
done:
if (ret != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Set/Enable the WEP key to driver
*
* @param priv A pointer to moal_private structure
* @param key A pointer to key data
* @param key_len Length of the key data
* @param index Key index
* @param wait_option wait_option
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
woal_cfg80211_set_wep_keys(moal_private *priv, const t_u8 *key, int key_len,
t_u8 index, t_u8 wait_option)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
t_u32 cipher = 0;
ENTER();
if (key_len) {
if (key_len == 5)
cipher = WLAN_CIPHER_SUITE_WEP40;
else
cipher = WLAN_CIPHER_SUITE_WEP104;
ret = woal_cfg80211_set_key(priv, 0, cipher, key, key_len, NULL,
0, index, NULL, 0, wait_option);
} else {
/* No key provided so it is enable key. We want to just set the
transmit key index */
woal_cfg80211_set_key(priv, 1, cipher, key, key_len, NULL, 0,
index, NULL, 0, wait_option);
}
LEAVE();
return ret;
}
/**
* @brief clear all mgmt ies
*
* @param priv A pointer to moal private structure
* @param wait_option wait_option
* @return N/A
*/
void
woal_clear_all_mgmt_ies(moal_private *priv, t_u8 wait_option)
{
t_u16 mask = 0;
/* clear BEACON WPS/P2P IE */
if (priv->beacon_wps_index != MLAN_CUSTOM_IE_AUTO_IDX_MASK) {
PRINTM(MCMND, "Clear BEACON WPS ie\n");
woal_cfg80211_mgmt_frame_ie(priv, NULL, 0, NULL, 0, NULL, 0,
NULL, 0, MGMT_MASK_BEACON_WPS_P2P,
wait_option);
}
/* clear mgmt frame ies */
if (priv->probereq_index != MLAN_CUSTOM_IE_AUTO_IDX_MASK)
mask |= MGMT_MASK_PROBE_REQ;
if (priv->beacon_index != MLAN_CUSTOM_IE_AUTO_IDX_MASK)
mask |= MGMT_MASK_BEACON;
if (priv->proberesp_index != MLAN_CUSTOM_IE_AUTO_IDX_MASK)
mask |= MGMT_MASK_PROBE_RESP;
if (priv->assocresp_index != MLAN_CUSTOM_IE_AUTO_IDX_MASK)
mask |= MGMT_MASK_ASSOC_RESP;
if (mask) {
PRINTM(MCMND, "Clear IES: 0x%x 0x%x 0x%x 0x%x\n",
priv->beacon_index, priv->probereq_index,
priv->proberesp_index, priv->assocresp_index);
woal_cfg80211_mgmt_frame_ie(priv, NULL, 0, NULL, 0, NULL, 0,
NULL, 0, mask, wait_option);
}
}
#if defined(STA_SUPPORT) && defined(UAP_SUPPORT)
/**
* @brief set bss role
*
* @param priv A pointer to moal private structure
* @param action Action: set or get
* @param role A pointer to bss role
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_bss_role_cfg(moal_private *priv, t_u16 action, t_u8 *bss_role)
{
int ret = 0;
ENTER();
if (action == MLAN_ACT_SET) {
/* Reset interface */
woal_reset_intf(priv, MOAL_IOCTL_WAIT, MFALSE);
}
if (MLAN_STATUS_SUCCESS !=
woal_bss_role_cfg(priv, action, MOAL_IOCTL_WAIT, bss_role)) {
ret = -EFAULT;
goto done;
}
if (action == MLAN_ACT_SET) {
/* set back the mac address */
woal_request_set_mac_address(priv);
/* clear the mgmt ies */
woal_clear_all_mgmt_ies(priv, MOAL_IOCTL_WAIT);
/* Initialize private structures */
woal_init_priv(priv, MOAL_IOCTL_WAIT);
/* Enable interfaces */
netif_device_attach(priv->netdev);
woal_start_queue(priv->netdev);
}
done:
LEAVE();
return ret;
}
#endif
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
/**
* @brief This function display P2P public action frame type
*
* @param buf A buffer to a management frame
* @param len buffer len
* @param chan the channel
* @param flag Tx/Rx flag. Tx:flag = 1;Rx:flag = 0;
*
* @return N/A
*/
void
woal_cfg80211_display_p2p_actframe(const t_u8 *buf, int len,
struct ieee80211_channel *chan,
const t_u8 flag)
{
const t_u8 p2p_oui[] = { 0x50, 0x6f, 0x9a, 0x09 };
t_u8 subtype;
ENTER();
if (!buf || len < (P2P_ACT_FRAME_OUI_SUBTYPE_OFFSET + 1)) {
LEAVE();
return;
}
if (((struct ieee80211_mgmt *)buf)->u.action.category ==
P2P_ACT_FRAME_CATEGORY &&
!memcmp(buf + P2P_ACT_FRAME_OUI_OFFSET, p2p_oui, sizeof(p2p_oui))) {
subtype = *(buf + P2P_ACT_FRAME_OUI_SUBTYPE_OFFSET);
switch (subtype) {
case P2P_GO_NEG_REQ:
PRINTM(MMSG,
"wlan: %s P2P Group Owner Negotiation Req Frame, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_GO_NEG_RSP:
PRINTM(MMSG,
"wlan: %s P2P Group Owner Negotiation Rsp Frame, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_GO_NEG_CONF:
PRINTM(MMSG,
"wlan: %s P2P Group Owner Negotiation Confirm Frame, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_INVITE_REQ:
PRINTM(MMSG,
"wlan: %s P2P Invitation Request, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_INVITE_RSP:
PRINTM(MMSG,
"wlan: %s P2P Invitation Response, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_DEVDIS_REQ:
PRINTM(MMSG,
"wlan: %s P2P Device Discoverability Request, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_DEVDIS_RSP:
PRINTM(MIOCTL,
"wlan: %s P2P Device Discoverability Response, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_PROVDIS_REQ:
PRINTM(MMSG,
"wlan: %s P2P Provision Discovery Request, channel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
case P2P_PROVDIS_RSP:
PRINTM(MMSG,
"wlan: %s P2P Provision Discovery Response, channnel=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0);
break;
default:
PRINTM(MMSG,
"wlan: %s Unknow P2P Action Frame, channel=%d, subtype=%d\n",
(flag) ? "TX" : "RX",
(chan) ? chan->hw_value : 0, subtype);
break;
}
}
LEAVE();
return;
}
/**
* @brief initialize p2p client for wpa_supplicant
*
* @param priv A pointer to moal private structure
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_init_p2p_client(moal_private *priv)
{
int ret = MLAN_STATUS_SUCCESS;
t_u16 wifi_direct_mode = WIFI_DIRECT_MODE_DISABLE;
t_u8 bss_role;
ENTER();
/* bss type check */
if (priv->bss_type != MLAN_BSS_TYPE_WIFIDIRECT) {
PRINTM(MERROR, "Unexpected bss type when init p2p client\n");
ret = -EFAULT;
goto done;
}
/* get the bss role */
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_bss_role_cfg(priv, MLAN_ACT_GET, &bss_role)) {
ret = -EFAULT;
goto done;
}
if (bss_role != MLAN_BSS_ROLE_STA) {
bss_role = MLAN_BSS_ROLE_STA;
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_bss_role_cfg(priv, MLAN_ACT_SET, &bss_role)) {
ret = -EFAULT;
goto done;
}
}
wifi_direct_mode = WIFI_DIRECT_MODE_DISABLE;
if (MLAN_STATUS_SUCCESS !=
woal_wifi_direct_mode_cfg(priv, MLAN_ACT_SET, &wifi_direct_mode)) {
ret = -EFAULT;
goto done;
}
/* first, init wifi direct to listen mode */
wifi_direct_mode = WIFI_DIRECT_MODE_LISTEN;
if (MLAN_STATUS_SUCCESS !=
woal_wifi_direct_mode_cfg(priv, MLAN_ACT_SET, &wifi_direct_mode)) {
ret = -EFAULT;
goto done;
}
/* second, init wifi direct client */
wifi_direct_mode = WIFI_DIRECT_MODE_CLIENT;
if (MLAN_STATUS_SUCCESS !=
woal_wifi_direct_mode_cfg(priv, MLAN_ACT_SET, &wifi_direct_mode)) {
ret = -EFAULT;
goto done;
}
done:
LEAVE();
return ret;
}
/**
* @brief initialize p2p GO for wpa_supplicant
*
* @param priv A pointer to moal private structure
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_init_p2p_go(moal_private *priv)
{
int ret = MLAN_STATUS_SUCCESS;
t_u16 wifi_direct_mode;
t_u8 bss_role;
mlan_ds_wifi_direct_config p2p_config;
mlan_ds_ps_mgmt ps_mgmt;
ENTER();
/* bss type check */
if (priv->bss_type != MLAN_BSS_TYPE_WIFIDIRECT) {
PRINTM(MERROR, "Unexpected bss type when init p2p GO\n");
ret = -EFAULT;
goto done;
}
wifi_direct_mode = WIFI_DIRECT_MODE_DISABLE;
if (MLAN_STATUS_SUCCESS !=
woal_wifi_direct_mode_cfg(priv, MLAN_ACT_SET, &wifi_direct_mode)) {
ret = -EFAULT;
goto done;
}
/* first, init wifi direct to listen mode */
wifi_direct_mode = WIFI_DIRECT_MODE_LISTEN;
if (MLAN_STATUS_SUCCESS !=
woal_wifi_direct_mode_cfg(priv, MLAN_ACT_SET, &wifi_direct_mode)) {
ret = -EFAULT;
goto done;
}
/* second, init wifi direct to GO mode */
wifi_direct_mode = WIFI_DIRECT_MODE_GO;
if (MLAN_STATUS_SUCCESS !=
woal_wifi_direct_mode_cfg(priv, MLAN_ACT_SET, &wifi_direct_mode)) {
ret = -EFAULT;
goto done;
}
/* get the bss role, and set it to uAP */
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_bss_role_cfg(priv, MLAN_ACT_GET, &bss_role)) {
ret = -EFAULT;
goto done;
}
if (bss_role != MLAN_BSS_ROLE_UAP) {
bss_role = MLAN_BSS_ROLE_UAP;
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_bss_role_cfg(priv, MLAN_ACT_SET, &bss_role)) {
ret = -EFAULT;
goto done;
}
}
/* NoA:-- Interval = 100TUs and Duration= 50TUs, count=255*/
#define DEF_NOA_COUNT 255
if (priv->phandle->noa_duration && priv->phandle->card_info->go_noa) {
memset(&p2p_config, 0, sizeof(p2p_config));
p2p_config.noa_enable = MTRUE;
p2p_config.index = 0;
p2p_config.noa_count = DEF_NOA_COUNT;
p2p_config.noa_duration = priv->phandle->noa_duration;
p2p_config.noa_interval = priv->phandle->noa_interval;
p2p_config.flags = WIFI_DIRECT_NOA;
woal_p2p_config(priv, MLAN_ACT_SET, &p2p_config);
memset(&ps_mgmt, 0, sizeof(ps_mgmt));
ps_mgmt.flags = PS_FLAG_PS_MODE;
ps_mgmt.ps_mode = PS_MODE_INACTIVITY;
woal_set_get_uap_power_mode(priv, MLAN_ACT_SET, &ps_mgmt);
PRINTM(MMSG, "Enable NOA: duration=%d, interval=%d\n",
priv->phandle->noa_duration,
priv->phandle->noa_interval);
}
done:
LEAVE();
return ret;
}
/**
* @brief reset bss role and wifi direct mode for wpa_supplicant
*
* @param priv A pointer to moal private structure
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_deinit_p2p(moal_private *priv)
{
int ret = MLAN_STATUS_SUCCESS;
t_u16 wifi_direct_mode;
t_u8 bss_role;
t_u8 channel_status;
moal_private *remain_priv = NULL;
mlan_ds_ps_mgmt ps_mgmt;
ENTER();
/* bss type check */
if (priv->bss_type != MLAN_BSS_TYPE_WIFIDIRECT) {
PRINTM(MERROR, "Unexpected bss type when deinit p2p\n");
ret = -EFAULT;
goto done;
}
/* unregister mgmt frame from FW */
if (priv->mgmt_subtype_mask) {
priv->mgmt_subtype_mask = 0;
if (woal_reg_rx_mgmt_ind(priv, MLAN_ACT_SET,
&priv->mgmt_subtype_mask,
MOAL_IOCTL_WAIT)) {
PRINTM(MERROR,
"deinit_p2p: fail to unregister mgmt frame\n");
ret = -EFAULT;
goto done;
}
}
/* cancel previous remain on channel */
if (priv->phandle->remain_on_channel) {
remain_priv =
priv->phandle->priv[priv->phandle->remain_bss_index];
if (!remain_priv) {
PRINTM(MERROR,
"deinit_p2p: wrong remain_bss_index=%d\n",
priv->phandle->remain_bss_index);
ret = -EFAULT;
goto done;
}
if (woal_cfg80211_remain_on_channel_cfg
(remain_priv, MOAL_IOCTL_WAIT, MTRUE, &channel_status, NULL,
0, 0)) {
PRINTM(MERROR,
"deinit_p2p: Fail to cancel remain on channel\n");
ret = -EFAULT;
goto done;
}
if (priv->phandle->cookie) {
cfg80211_remain_on_channel_expired(
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)
remain_priv->
netdev,
#else
remain_priv->
wdev,
#endif
priv->
phandle->
cookie,
&priv->
phandle->chan,
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
priv->
phandle->
channel_type,
#endif
GFP_ATOMIC);
priv->phandle->cookie = 0;
}
priv->phandle->remain_on_channel = MFALSE;
}
/* get the bss role */
if (MLAN_STATUS_SUCCESS != woal_cfg80211_bss_role_cfg(priv,
MLAN_ACT_GET,
&bss_role)) {
ret = -EFAULT;
goto done;
}
/* reset bss role */
if (bss_role != MLAN_BSS_ROLE_STA) {
memset(&ps_mgmt, 0, sizeof(ps_mgmt));
ps_mgmt.flags = PS_FLAG_PS_MODE;
ps_mgmt.ps_mode = PS_MODE_DISABLE;
woal_set_get_uap_power_mode(priv, MLAN_ACT_SET, &ps_mgmt);
bss_role = MLAN_BSS_ROLE_STA;
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_bss_role_cfg(priv, MLAN_ACT_SET, &bss_role)) {
ret = -EFAULT;
goto done;
}
}
wifi_direct_mode = WIFI_DIRECT_MODE_DISABLE;
if (MLAN_STATUS_SUCCESS !=
woal_wifi_direct_mode_cfg(priv, MLAN_ACT_SET, &wifi_direct_mode)) {
ret = -EFAULT;
goto done;
}
done:
LEAVE();
return ret;
}
#endif /* KERNEL_VERSION */
#endif /* WIFI_DIRECT_SUPPORT && V14_FEATURE */
/**
* @brief Request the driver to change the interface type
*
* @param wiphy A pointer to wiphy structure
* @param dev A pointer to net_device structure
* @param type Virtual interface types
* @param flags Flags
* @param params A pointer to vif_params structure
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_change_virtual_intf(struct wiphy *wiphy,
struct net_device *dev,
enum nl80211_iftype type, u32 *flags,
struct vif_params *params)
{
int ret = 0;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
mlan_ds_bss *bss = NULL;
mlan_ioctl_req *req = NULL;
#if defined(STA_SUPPORT) && defined(UAP_SUPPORT)
t_u8 bss_role;
#endif
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
if (priv->wdev->iftype == type) {
PRINTM(MINFO, "Already set to required type\n");
goto done;
}
#ifdef UAP_SUPPORT
if ((priv->bss_type == MLAN_BSS_TYPE_UAP) && (priv->bss_index > 0)) {
priv->wdev->iftype = type;
PRINTM(MMSG, "%s: Skip change virtual intf on uap: type=%d\n",
dev->name, type);
goto done;
}
#endif
PRINTM(MIOCTL, "%s: change virturl intf=%d\n", dev->name, type);
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
/** cancel previous remain on channel to avoid firmware hang */
if (priv->phandle->remain_on_channel) {
t_u8 channel_status;
moal_private *remain_priv = NULL;
remain_priv =
priv->phandle->priv[priv->phandle->remain_bss_index];
if (!remain_priv) {
PRINTM(MERROR,
"change_virtual_intf:wrong remain_bss_index=%d\n",
priv->phandle->remain_bss_index);
ret = -EFAULT;
goto done;
}
if (woal_cfg80211_remain_on_channel_cfg
(remain_priv, MOAL_IOCTL_WAIT, MTRUE, &channel_status, NULL,
0, 0)) {
PRINTM(MERROR,
"change_virtual_intf: Fail to cancel remain on channel\n");
ret = -EFAULT;
goto done;
}
if (priv->phandle->cookie) {
cfg80211_remain_on_channel_expired(
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)
remain_priv->
netdev,
#else
remain_priv->
wdev,
#endif
priv->
phandle->
cookie,
&priv->
phandle->chan,
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
priv->
phandle->
channel_type,
#endif
GFP_ATOMIC);
priv->phandle->cookie = 0;
}
priv->phandle->remain_on_channel = MFALSE;
}
#endif
#endif
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_bss));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
bss = (mlan_ds_bss *)req->pbuf;
bss->sub_command = MLAN_OID_BSS_MODE;
req->req_id = MLAN_IOCTL_BSS;
req->action = MLAN_ACT_SET;
switch (type) {
case NL80211_IFTYPE_ADHOC:
bss->param.bss_mode = MLAN_BSS_MODE_IBSS;
priv->wdev->iftype = NL80211_IFTYPE_ADHOC;
PRINTM(MINFO, "Setting interface type to adhoc\n");
break;
case NL80211_IFTYPE_STATION:
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
if (priv->bss_type == MLAN_BSS_TYPE_WIFIDIRECT
&& (priv->wdev->iftype == NL80211_IFTYPE_AP
|| priv->wdev->iftype == NL80211_IFTYPE_P2P_GO
|| priv->wdev->iftype == NL80211_IFTYPE_P2P_CLIENT)) {
if (priv->phandle->is_go_timer_set) {
woal_cancel_timer(&priv->phandle->go_timer);
priv->phandle->is_go_timer_set = MFALSE;
}
/* if we support wifi direct && priv->bss_type ==
wifi_direct, and currently the interface type is AP
or GO or client, that means wpa_supplicant deinit()
wifi direct interface, so we should deinit bss_role
and wifi direct mode, for other bss_type, we should
not update bss_role and wifi direct mode */
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_deinit_p2p(priv)) {
ret = -EFAULT;
goto done;
}
}
#endif /* KERNEL_VERSION */
#endif /* WIFI_DIRECT_SUPPORT && V14_FEATURE */
#if defined(STA_SUPPORT) && defined(UAP_SUPPORT)
if (priv->bss_type == MLAN_BSS_TYPE_UAP) {
woal_cfg80211_del_beacon(wiphy, dev);
bss_role = MLAN_BSS_ROLE_STA;
woal_cfg80211_bss_role_cfg(priv, MLAN_ACT_SET,
&bss_role);
PRINTM(MIOCTL, "set bss role for STA\n");
}
#endif
bss->param.bss_mode = MLAN_BSS_MODE_INFRA;
priv->wdev->iftype = NL80211_IFTYPE_STATION;
PRINTM(MINFO, "Setting interface type to managed\n");
break;
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
case NL80211_IFTYPE_P2P_CLIENT:
if (priv->phandle->is_go_timer_set) {
woal_cancel_timer(&priv->phandle->go_timer);
priv->phandle->is_go_timer_set = MFALSE;
}
if (MLAN_STATUS_SUCCESS != woal_cfg80211_init_p2p_client(priv)) {
ret = -EFAULT;
goto done;
}
bss->param.bss_mode = MLAN_BSS_MODE_INFRA;
priv->wdev->iftype = NL80211_IFTYPE_P2P_CLIENT;
PRINTM(MINFO, "Setting interface type to P2P client\n");
break;
#endif /* KERNEL_VERSION */
#endif /* WIFI_DIRECT_SUPPORT && V14_FEATURE */
case NL80211_IFTYPE_AP:
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
case NL80211_IFTYPE_P2P_GO:
if (priv->bss_type == MLAN_BSS_TYPE_WIFIDIRECT) {
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_init_p2p_go(priv)) {
ret = -EFAULT;
goto done;
}
priv->phandle->is_go_timer_set = MTRUE;
woal_mod_timer(&priv->phandle->go_timer,
MOAL_TIMER_10S);
}
if (type == NL80211_IFTYPE_P2P_GO)
priv->wdev->iftype = NL80211_IFTYPE_P2P_GO;
#endif
#endif
#if defined(STA_SUPPORT) && defined(UAP_SUPPORT)
if (priv->bss_type == MLAN_BSS_TYPE_STA) {
if (priv->probereq_index !=
MLAN_CUSTOM_IE_AUTO_IDX_MASK)
woal_cfg80211_mgmt_frame_ie(priv, NULL, 0, NULL,
0, NULL, 0, NULL, 0,
MGMT_MASK_PROBE_REQ,
MOAL_IOCTL_WAIT);
bss_role = MLAN_BSS_ROLE_UAP;
woal_cfg80211_bss_role_cfg(priv, MLAN_ACT_SET,
&bss_role);
PRINTM(MIOCTL, "set bss role for AP\n");
}
#endif
if (type == NL80211_IFTYPE_AP)
priv->wdev->iftype = NL80211_IFTYPE_AP;
PRINTM(MINFO, "Setting interface type to P2P GO\n");
/* there is no need for P2P GO to set bss_mode */
goto done;
break;
case NL80211_IFTYPE_UNSPECIFIED:
bss->param.bss_mode = MLAN_BSS_MODE_AUTO;
priv->wdev->iftype = NL80211_IFTYPE_STATION;
PRINTM(MINFO, "Setting interface type to auto\n");
break;
default:
ret = -EINVAL;
break;
}
if (ret)
goto done;
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (MLAN_STATUS_SUCCESS != status) {
ret = -EFAULT;
goto done;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Request the driver to change the value of fragment
* threshold or rts threshold or retry limit
*
* @param wiphy A pointer to wiphy structure
* @param changed Change flags
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_set_wiphy_params(struct wiphy *wiphy, u32 changed)
{
moal_private *priv = NULL;
moal_handle *handle = (moal_handle *)woal_get_wiphy_priv(wiphy);
#ifdef UAP_CFG80211
#ifdef UAP_SUPPORT
mlan_uap_bss_param sys_cfg;
#endif
#endif
int frag_thr = wiphy->frag_threshold;
int rts_thr = wiphy->frag_threshold;
int retry = wiphy->retry_long;
ENTER();
priv = woal_get_priv(handle, MLAN_BSS_ROLE_ANY);
if (rts_thr == MLAN_FRAG_RTS_DISABLED)
rts_thr = MLAN_RTS_MAX_VALUE;
if (frag_thr == MLAN_FRAG_RTS_DISABLED)
frag_thr = MLAN_FRAG_MAX_VALUE;
#ifdef UAP_CFG80211
#ifdef UAP_SUPPORT
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_UAP) {
/* Initialize the invalid values so that the correct values
below are downloaded to firmware */
woal_set_sys_config_invalid_data(&sys_cfg);
sys_cfg.frag_threshold = frag_thr;
sys_cfg.rts_threshold = rts_thr;
sys_cfg.retry_limit = retry;
if ((changed & WIPHY_PARAM_RTS_THRESHOLD) ||
(changed & WIPHY_PARAM_FRAG_THRESHOLD) ||
(changed &
(WIPHY_PARAM_RETRY_LONG | WIPHY_PARAM_RETRY_SHORT))) {
if (woal_set_get_sys_config
(priv, MLAN_ACT_SET, MOAL_IOCTL_WAIT, &sys_cfg))
goto fail;
}
}
#endif
#endif
#ifdef STA_CFG80211
#ifdef STA_SUPPORT
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_STA) {
if (changed & WIPHY_PARAM_RTS_THRESHOLD) {
if (woal_set_get_rts
(priv, MLAN_ACT_SET, MOAL_IOCTL_WAIT, &rts_thr))
goto fail;
}
if (changed & WIPHY_PARAM_FRAG_THRESHOLD) {
if (woal_set_get_frag
(priv, MLAN_ACT_SET, MOAL_IOCTL_WAIT, &frag_thr))
goto fail;
}
if (changed &
(WIPHY_PARAM_RETRY_LONG | WIPHY_PARAM_RETRY_SHORT))
if (woal_set_get_retry
(priv, MLAN_ACT_SET, MOAL_IOCTL_WAIT, &retry))
goto fail;
}
#endif
#endif
LEAVE();
return 0;
fail:
PRINTM(MERROR, "Failed to change wiphy params %x\n", changed);
LEAVE();
return -EFAULT;
}
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 36) || defined(COMPAT_WIRELESS)
/**
* @brief Request the driver to add a key
*
* @param wiphy A pointer to wiphy structure
* @param netdev A pointer to net_device structure
* @param key_index Key index
* @param pairwise Flag to indicate pairwise or group (for kernel > 2.6.36)
* @param mac_addr MAC address (NULL for group key)
* @param params A pointer to key_params structure
*
* @return 0 -- success, otherwise fail
*/
#else
/**
* @brief Request the driver to add a key
*
* @param wiphy A pointer to wiphy structure
* @param netdev A pointer to net_device structure
* @param key_index Key index
* @param mac_addr MAC address (NULL for group key)
* @param params A pointer to key_params structure
*
* @return 0 -- success, otherwise fail
*/
#endif
int
woal_cfg80211_add_key(struct wiphy *wiphy, struct net_device *netdev,
t_u8 key_index,
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 36) || defined(COMPAT_WIRELESS)
bool pairwise,
#endif
const t_u8 *mac_addr, struct key_params *params)
{
moal_private *priv = (moal_private *)woal_get_netdev_priv(netdev);
ENTER();
if (priv->ft_pre_connect) {
PRINTM(MINFO, "Skip set keys during ft connecting\n");
return -EFAULT;
}
if (woal_cfg80211_set_key(priv, 0, params->cipher, params->key,
params->key_len, params->seq, params->seq_len,
key_index, mac_addr, 0, MOAL_IOCTL_WAIT)) {
PRINTM(MERROR, "Error adding the crypto keys\n");
LEAVE();
return -EFAULT;
}
PRINTM(MINFO, "Crypto keys added\n");
LEAVE();
return 0;
}
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 36) || defined(COMPAT_WIRELESS)
/**
* @brief Request the driver to delete a key
*
* @param wiphy A pointer to wiphy structure
* @param netdev A pointer to net_device structure
* @param key_index Key index
* @param pairwise Flag to indicate pairwise or group (for kernel > 2.6.36)
* @param mac_addr MAC address (NULL for group key)
*
* @return 0 -- success, otherwise fail
*/
#else
/**
* @brief Request the driver to delete a key
*
* @param wiphy A pointer to wiphy structure
* @param netdev A pointer to net_device structure
* @param key_index Key index
* @param mac_addr MAC address (NULL for group key)
*
* @return 0 -- success, otherwise fail
*/
#endif
int
woal_cfg80211_del_key(struct wiphy *wiphy, struct net_device *netdev,
t_u8 key_index,
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 36) || defined(COMPAT_WIRELESS)
bool pairwise,
#endif
const t_u8 *mac_addr)
{
moal_private *priv = (moal_private *)woal_get_netdev_priv(netdev);
ENTER();
priv->phandle->driver_state = woal_check_driver_status(priv->phandle);
if (priv->phandle->driver_state) {
PRINTM(MERROR,
"Block woal_cfg80211_del_key in abnormal driver state\n");
LEAVE();
return 0;
}
if (MLAN_STATUS_FAILURE ==
woal_cfg80211_set_key(priv, 0, 0, NULL, 0, NULL, 0, key_index,
mac_addr, 1, MOAL_NO_WAIT)) {
PRINTM(MERROR, "Error deleting the crypto keys\n");
LEAVE();
return -EFAULT;
}
PRINTM(MINFO, "Crypto keys deleted\n");
LEAVE();
return 0;
}
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 37) || defined(COMPAT_WIRELESS)
/**
* @brief Request to enable WEP key to driver
*
* @param wiphy A pointer to wiphy structure
* @param netdev A pointer to net_device structure
* @param key_index Key index
* @param ucast Unicast flag (for kernel > 2.6.37)
* @param mcast Multicast flag (for kernel > 2.6.37)
*
* @return 0 -- success, otherwise fail
*/
#else
/**
* @brief Request to enable WEP key to driver
*
* @param wiphy A pointer to wiphy structure
* @param netdev A pointer to net_device structure
* @param key_index Key index
*
* @return 0 -- success, otherwise fail
*/
#endif
int
woal_cfg80211_set_default_key(struct wiphy *wiphy,
struct net_device *netdev, t_u8 key_index
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 37) || defined(COMPAT_WIRELESS)
, bool ucast, bool mcast
#endif
)
{
int ret = 0;
moal_private *priv = (moal_private *)woal_get_netdev_priv(netdev);
mlan_bss_info bss_info;
ENTER();
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_STA) {
woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info);
if (!bss_info.wep_status) {
LEAVE();
return ret;
}
}
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_set_wep_keys(priv, NULL, 0, key_index,
MOAL_IOCTL_WAIT)) {
ret = -EFAULT;
}
LEAVE();
return ret;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 30) || defined(COMPAT_WIRELESS)
int
woal_cfg80211_set_default_mgmt_key(struct wiphy *wiphy,
struct net_device *netdev, t_u8 key_index)
{
PRINTM(MINFO, "set default mgmt key, key index=%d\n", key_index);
return 0;
}
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 5, 0)
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34) || defined(COMPAT_WIRELESS)
/**
* @brief Request the driver to change the channel
*
* @param wiphy A pointer to wiphy structure
* @param dev A pointer to net_device structure
* @param chan A pointer to ieee80211_channel structure
* @param channel_type Channel type of nl80211_channel_type
*
* @return 0 -- success, otherwise fail
*/
#else
/**
* @brief Request the driver to change the channel
*
* @param wiphy A pointer to wiphy structure
* @param chan A pointer to ieee80211_channel structure
* @param channel_type Channel type of nl80211_channel_type
*
* @return 0 -- success, otherwise fail
*/
#endif
int
woal_cfg80211_set_channel(struct wiphy *wiphy,
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34) || defined(COMPAT_WIRELESS)
struct net_device *dev,
#endif
struct ieee80211_channel *chan,
enum nl80211_channel_type channel_type)
{
int ret = 0;
moal_private *priv = NULL;
ENTER();
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 5, 0)
#if LINUX_VERSION_CODE > KERNEL_VERSION(2, 6, 34) || defined(COMPAT_WIRELESS)
if (dev)
priv = woal_get_netdev_priv(dev);
#endif
#endif
if (!priv) {
moal_handle *handle = (moal_handle *)woal_get_wiphy_priv(wiphy);
if (handle)
priv = woal_get_priv(handle, MLAN_BSS_ROLE_ANY);
}
if (priv) {
#ifdef STA_CFG80211
#ifdef STA_SUPPORT
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_STA) {
if (priv->media_connected == MTRUE) {
PRINTM(MERROR,
"This configuration is valid only when station "
"is not connected\n");
LEAVE();
return -EINVAL;
}
ret = woal_set_rf_channel(priv, chan, channel_type,
MOAL_IOCTL_WAIT);
}
#endif
#endif
priv->channel =
ieee80211_frequency_to_channel(chan->center_freq);
}
/* set monitor channel support */
LEAVE();
return ret;
}
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 12, 0)
static bool
woal_is_pattern_supported(struct cfg80211_pkt_pattern *pat, t_u8 *byte_seq,
t_u8 max_byte_seq)
{
int j, k, valid_byte_cnt = 0;
bool dont_care_byte = false;
for (j = 0; j < DIV_ROUND_UP(pat->pattern_len, 8); j++) {
for (k = 0; k < 8; k++) {
if (pat->mask[j] & 1 << k) {
memcpy(byte_seq + valid_byte_cnt,
&pat->pattern[j * 8 + k], 1);
valid_byte_cnt++;
if (dont_care_byte)
return false;
} else {
if (valid_byte_cnt)
dont_care_byte = true;
}
if (valid_byte_cnt > max_byte_seq)
return false;
}
}
byte_seq[max_byte_seq] = valid_byte_cnt;
return true;
}
static int
woal_get_coalesce_pkt_type(t_u8 *byte_seq)
{
const t_u8 ipv4_mc_mac[] = { 0x33, 0x33 };
const t_u8 ipv6_mc_mac[] = { 0x01, 0x00, 0x5e };
const t_u8 bc_mac[] = { 0xff, 0xff, 0xff, 0xff };
if ((byte_seq[0] & 0x01) && (byte_seq[COALESCE_MAX_BYTESEQ] == 1))
return PACKET_TYPE_UNICAST;
else if (!memcmp(byte_seq, bc_mac, 4))
return PACKET_TYPE_BROADCAST;
else if ((!memcmp(byte_seq, ipv4_mc_mac, 2) &&
byte_seq[COALESCE_MAX_BYTESEQ] == 2) ||
(!memcmp(byte_seq, ipv6_mc_mac, 3) &&
byte_seq[COALESCE_MAX_BYTESEQ] == 3))
return PACKET_TYPE_MULTICAST;
return 0;
}
static int
woal_fill_coalesce_rule_info(struct cfg80211_coalesce_rules *crule,
struct coalesce_rule *mrule)
{
t_u8 byte_seq[COALESCE_MAX_BYTESEQ + 1];
struct filt_field_param *param;
int i;
mrule->max_coalescing_delay = crule->delay;
param = mrule->params;
for (i = 0; i < crule->n_patterns; i++) {
memset(byte_seq, 0, sizeof(byte_seq));
if (!woal_is_pattern_supported(&crule->patterns[i],
byte_seq,
COALESCE_MAX_BYTESEQ)) {
PRINTM(MERROR, "Pattern not supported\n");
return -EOPNOTSUPP;
}
if (!crule->patterns[i].pkt_offset) {
u8 pkt_type;
pkt_type = woal_get_coalesce_pkt_type(byte_seq);
if (pkt_type && mrule->pkt_type) {
PRINTM(MERROR,
"Multiple packet types not allowed\n");
return -EOPNOTSUPP;
} else if (pkt_type) {
mrule->pkt_type = pkt_type;
continue;
}
}
if (crule->condition == NL80211_COALESCE_CONDITION_MATCH)
param->operation = RECV_FILTER_MATCH_TYPE_EQ;
else
param->operation = RECV_FILTER_MATCH_TYPE_NE;
param->operand_len = byte_seq[COALESCE_MAX_BYTESEQ];
memcpy(param->operand_byte_stream, byte_seq,
param->operand_len);
param->offset = crule->patterns[i].pkt_offset;
param++;
mrule->num_of_fields++;
}
if (!mrule->pkt_type) {
PRINTM(MERROR, "Packet type can not be determined\n");
return -EOPNOTSUPP;
}
return 0;
}
/**
* @brief Set coalesce parameter
*
* @param priv A pointer to moal_private structure
* @param action MLAN_ACT_SET or MLAN_ACT_GET
* @param coalesce_cfg A pointer to coalesce structure
*
* @return MLAN_STATUS_SUCCESS or MLAN_STATUS_FAILURE
*/
mlan_status
woal_set_coalesce(moal_private *priv, t_u16 action,
mlan_ds_coalesce_cfg * coalesce_cfg)
{
mlan_status ret = MLAN_STATUS_SUCCESS;
mlan_ds_misc_cfg *misc_cfg = NULL;
mlan_ioctl_req *req = NULL;
ENTER();
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_misc_cfg));
if (req == NULL) {
ret = MLAN_STATUS_FAILURE;
goto done;
}
misc_cfg = (mlan_ds_misc_cfg *)req->pbuf;
misc_cfg->sub_command = MLAN_OID_MISC_COALESCE_CFG;
req->req_id = MLAN_IOCTL_MISC_CFG;
req->action = action;
memcpy(&misc_cfg->param.coalesce_cfg, coalesce_cfg,
sizeof(mlan_ds_coalesce_cfg));
ret = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (ret != MLAN_STATUS_SUCCESS)
goto done;
done:
if (ret != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief Request the driver to set the coalesce
*
* @param wiphy A pointer to wiphy structure
* @param coalesce A pointer to cfg80211_coalesce structure
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_set_coalesce(struct wiphy *wiphy,
struct cfg80211_coalesce *coalesce)
{
int ret = 0;
int i;
moal_handle *handle = (moal_handle *)woal_get_wiphy_priv(wiphy);
moal_private *priv = NULL;
mlan_ds_coalesce_cfg coalesce_cfg;
ENTER();
if (!handle) {
PRINTM(MFATAL, "Unable to get handle\n");
ret = -EINVAL;
goto done;
}
priv = woal_get_priv(handle, MLAN_BSS_ROLE_ANY);
if (!priv) {
ret = -EINVAL;
goto done;
}
memset(&coalesce_cfg, 0, sizeof(coalesce_cfg));
if (!coalesce) {
PRINTM(MMSG, "Disable coalesce and reset all previous rules\n");
} else {
coalesce_cfg.num_of_rules = coalesce->n_rules;
for (i = 0; i < coalesce->n_rules; i++) {
ret = woal_fill_coalesce_rule_info(&coalesce->rules[i],
&coalesce_cfg.
rule[i]);
if (ret) {
PRINTM(MERROR,
"Recheck the patterns provided for rule %d\n",
i + 1);
return ret;
}
}
}
if (MLAN_STATUS_SUCCESS !=
woal_set_coalesce(priv, MLAN_ACT_SET, &coalesce_cfg)) {
PRINTM(MERROR, "wlan: Fail to set coalesce\n");
ret = -EFAULT;
}
done:
LEAVE();
return ret;
}
#endif
/**
* @brief Request the driver to set the bitrate
*
* @param wiphy A pointer to wiphy structure
* @param dev A pointer to net_device structure
* @param peer A pointer to peer address
* @param mask A pointer to cfg80211_bitrate_mask structure
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_set_bitrate_mask(struct wiphy *wiphy,
struct net_device *dev,
const u8 *peer,
const struct cfg80211_bitrate_mask *mask)
{
int ret = 0;
mlan_status status = MLAN_STATUS_SUCCESS;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
mlan_bss_info bss_info;
enum ieee80211_band band;
mlan_ioctl_req *req = NULL;
mlan_ds_rate *rate = NULL;
mlan_rate_cfg_t *rate_cfg = NULL;
ENTER();
if (priv->media_connected == MFALSE) {
PRINTM(MERROR, "Can not set data rate in disconnected state\n");
ret = -EINVAL;
goto done;
}
status = woal_get_bss_info(priv, MOAL_IOCTL_WAIT, &bss_info);
if (status)
goto done;
band = woal_band_cfg_to_ieee_band(bss_info.bss_band);
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_rate));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
rate = (mlan_ds_rate *)req->pbuf;
rate_cfg = &rate->param.rate_cfg;
rate->sub_command = MLAN_OID_RATE_CFG;
req->req_id = MLAN_IOCTL_RATE;
req->action = MLAN_ACT_SET;
rate_cfg->rate_type = MLAN_RATE_BITMAP;
/* Fill HR/DSSS rates. */
if (band == IEEE80211_BAND_2GHZ)
rate_cfg->bitmap_rates[0] = mask->control[band].legacy & 0x000f;
/* Fill OFDM rates */
if (band == IEEE80211_BAND_2GHZ)
rate_cfg->bitmap_rates[1] =
(mask->control[band].legacy & 0x0ff0) >> 4;
else
rate_cfg->bitmap_rates[1] = mask->control[band].legacy;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 4, 0)
/* Fill MCS rates */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)
rate_cfg->bitmap_rates[2] = mask->control[band].ht_mcs[0];
#else
rate_cfg->bitmap_rates[2] = mask->control[band].mcs[0];
#endif
#if defined(SD_8XXX)
if (priv->phandle->card_type ==
#if defined(SD_8XXX)
CARD_TYPE_SD8797
#endif
)
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)
rate_cfg->bitmap_rates[2] |= mask->control[band].ht_mcs[1] << 8;
#else
rate_cfg->bitmap_rates[2] |= mask->control[band].mcs[1] << 8;
#endif
#endif
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (MLAN_STATUS_SUCCESS != status) {
ret = -EFAULT;
goto done;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 38) || defined(COMPAT_WIRELESS)
/**
* @brief Request the driver to set antenna configuration
*
* @param wiphy A pointer to wiphy structure
* @param tx_ant Bitmaps of allowed antennas to use for TX
* @param rx_ant Bitmaps of allowed antennas to use for RX
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_set_antenna(struct wiphy *wiphy, u32 tx_ant, u32 rx_ant)
{
moal_handle *handle = (moal_handle *)woal_get_wiphy_priv(wiphy);
moal_private *priv = NULL;
mlan_ds_radio_cfg *radio = NULL;
mlan_ioctl_req *req = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
int ret = 0;
ENTER();
if (!handle) {
PRINTM(MFATAL, "Unable to get handle\n");
ret = -EINVAL;
goto done;
}
priv = woal_get_priv(handle, MLAN_BSS_ROLE_ANY);
if (!priv) {
ret = -EINVAL;
goto done;
}
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_radio_cfg));
if (req == NULL) {
ret = -ENOMEM;
goto done;
}
radio = (mlan_ds_radio_cfg *)req->pbuf;
radio->sub_command = MLAN_OID_ANT_CFG;
req->req_id = MLAN_IOCTL_RADIO_CFG;
req->action = MLAN_ACT_SET;
radio->param.ant_cfg.tx_antenna = tx_ant;
radio->param.ant_cfg.rx_antenna = rx_ant;
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (MLAN_STATUS_SUCCESS != status) {
ret = -EFAULT;
goto done;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
/* Driver must return -EINVAL to cfg80211 */
if (ret)
ret = -EINVAL;
LEAVE();
return ret;
}
#endif
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)
/**
* @brief register/unregister mgmt frame forwarding
*
* @param wiphy A pointer to wiphy structure
* @param dev A pointer to net_device structure
* @param frame_type Bit mask for mgmt frame type
* @param reg Register or unregister
*
* @return 0 -- success, otherwise fail
*/
void
woal_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
struct net_device *dev, u16 frame_type,
bool reg)
#else
/**
* @brief register/unregister mgmt frame forwarding
*
* @param wiphy A pointer to wiphy structure
* @param wdev A pointer to wireless_dev structure
* @param frame_type Bit mask for mgmt frame type
* @param reg Register or unregister
*
* @return 0 -- success, otherwise fail
*/
void
woal_cfg80211_mgmt_frame_register(struct wiphy *wiphy,
struct wireless_dev *wdev, u16 frame_type,
bool reg)
#endif
{
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)
struct net_device *dev = wdev->netdev;
#endif
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
mlan_status status = MLAN_STATUS_SUCCESS;
t_u32 mgmt_subtype_mask = 0x0;
t_u32 last_mgmt_subtype_mask = priv->mgmt_subtype_mask;
ENTER();
if (reg == MTRUE) {
/* set mgmt_subtype_mask based on origin value */
mgmt_subtype_mask =
last_mgmt_subtype_mask | BIT(frame_type >> 4);
} else {
/* clear mgmt_subtype_mask */
mgmt_subtype_mask =
last_mgmt_subtype_mask & ~BIT(frame_type >> 4);
}
PRINTM(MIOCTL,
"%s: mgmt_subtype_mask=0x%x last_mgmt_subtype_mask=0x%x\n",
dev->name, mgmt_subtype_mask, last_mgmt_subtype_mask);
if (mgmt_subtype_mask != last_mgmt_subtype_mask) {
last_mgmt_subtype_mask = mgmt_subtype_mask;
/* Notify driver that a mgmt frame type was registered. * Note
that this callback may not sleep, and cannot run *
concurrently with itself. */
status = woal_reg_rx_mgmt_ind(priv, MLAN_ACT_SET,
&mgmt_subtype_mask, MOAL_NO_WAIT);
priv->mgmt_subtype_mask = last_mgmt_subtype_mask;
}
LEAVE();
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0) || defined(COMPAT_WIRELESS)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 8, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)
/**
* @brief tx mgmt frame
*
* @param wiphy A pointer to wiphy structure
* @param wdev A pointer to wireless_dev structure
* @param params A pointer to cfg80211_mgmt_tx_params structure
* @param cookie A pointer to frame cookie
*
* @return 0 -- success, otherwise fail
*/
#else
/**
* @brief tx mgmt frame
*
* @param wiphy A pointer to wiphy structure
* @param wdev A pointer to wireless_dev structure
* @param chan A pointer to ieee80211_channel structure
* @param offchan Off channel or not
* @param wait Duration to wait
* @param buf Frame buffer
* @param len Frame length
* @param no_cck No CCK check
* @param dont_wait_for_ack Do not wait for ACK
* @param cookie A pointer to frame cookie
*
* @return 0 -- success, otherwise fail
*/
#endif
#else
/**
* @brief tx mgmt frame
*
* @param wiphy A pointer to wiphy structure
* @param wdev A pointer to wireless_dev structure
* @param chan A pointer to ieee80211_channel structure
* @param offchan Off channel or not
* @param channel_type Channel type
* @param channel_type_valid Is channel type valid or not
* @param wait Duration to wait
* @param buf Frame buffer
* @param len Frame length
* @param no_cck No CCK check
* @param dont_wait_for_ack Do not wait for ACK
* @param cookie A pointer to frame cookie
*
* @return 0 -- success, otherwise fail
*/
#endif
#else
/**
* @brief tx mgmt frame
*
* @param wiphy A pointer to wiphy structure
* @param dev A pointer to net_device structure
* @param chan A pointer to ieee80211_channel structure
* @param offchan Off channel or not
* @param channel_type Channel type
* @param channel_type_valid Is channel type valid or not
* @param wait Duration to wait
* @param buf Frame buffer
* @param len Frame length
* @param no_cck No CCK check
* @param dont_wait_for_ack Do not wait for ACK
* @param cookie A pointer to frame cookie
*
* @return 0 -- success, otherwise fail
*/
#endif
#else
/**
* @brief tx mgmt frame
*
* @param wiphy A pointer to wiphy structure
* @param dev A pointer to net_device structure
* @param chan A pointer to ieee80211_channel structure
* @param offchan Off channel or not
* @param channel_type Channel type
* @param channel_type_valid Is channel type valid or not
* @param wait Duration to wait
* @param buf Frame buffer
* @param len Frame length
* @param no_cck No CCK check
* @param cookie A pointer to frame cookie
*
* @return 0 -- success, otherwise fail
*/
#endif
#else
/**
* @brief tx mgmt frame
*
* @param wiphy A pointer to wiphy structure
* @param dev A pointer to net_device structure
* @param chan A pointer to ieee80211_channel structure
* @param offchan Off channel or not
* @param channel_type Channel type
* @param channel_type_valid Is channel type valid or not
* @param wait Duration to wait
* @param buf Frame buffer
* @param len Frame length
* @param cookie A pointer to frame cookie
*
* @return 0 -- success, otherwise fail
*/
#endif
int
woal_cfg80211_mgmt_tx(struct wiphy *wiphy,
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)
struct net_device *dev,
#else
struct wireless_dev *wdev,
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)
struct cfg80211_mgmt_tx_params *params,
#else
struct ieee80211_channel *chan, bool offchan,
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
enum nl80211_channel_type channel_type,
bool channel_type_valid,
#endif
unsigned int wait, const u8 *buf, size_t len,
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 2, 0) || defined(COMPAT_WIRELESS)
bool no_cck,
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 3, 0)
bool dont_wait_for_ack,
#endif
#endif
u64 * cookie)
{
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)
struct net_device *dev = wdev->netdev;
#endif
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 14, 0)
#if defined(WIFI_DIRECT_SUPPORT)
struct ieee80211_channel *chan = params->chan;
unsigned int wait = params->wait;
#endif
const u8 *buf = params->buf;
size_t len = params->len;
#endif
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
int ret = 0;
pmlan_buffer pmbuf = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
t_u16 packet_len = 0;
t_u8 addr[] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF };
t_u32 pkt_type;
t_u32 tx_control;
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
t_u8 channel_status;
t_u32 duration;
moal_private *remain_priv = NULL;
#endif
#endif
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
unsigned long flags;
struct sk_buff *skb = NULL;
struct tx_status_info *tx_info = NULL;
#endif
#endif
ENTER();
if (buf == NULL || len == 0) {
PRINTM(MERROR, "woal_cfg80211_mgmt_tx() corrupt data\n");
LEAVE();
return -EFAULT;
}
/* If the packet is probe response, that means we are in listen phase,
so we should not call remain_on_channel_cfg because remain_on_channl
already handled it. If the packet if action, that means we are in
PD/GO negotiation, so we should call remain_on_channel_cfg in order
to receive action frame from peer device */
if ((GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_UAP) &&
ieee80211_is_probe_resp(((struct ieee80211_mgmt *)buf)->
frame_control)) {
PRINTM(MIOCTL, "Skip send probe_resp in GO/UAP mode\n");
goto done;
}
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
if (ieee80211_is_action(((struct ieee80211_mgmt *)buf)->frame_control)) {
if (priv->bss_type == MLAN_BSS_TYPE_WIFIDIRECT)
woal_cfg80211_display_p2p_actframe(buf, len, chan,
MTRUE);
if (priv->phandle->is_go_timer_set) {
woal_cancel_timer(&priv->phandle->go_timer);
priv->phandle->is_go_timer_set = MFALSE;
}
if (priv->phandle->is_remain_timer_set) {
woal_cancel_timer(&priv->phandle->remain_timer);
woal_remain_timer_func(priv->phandle);
}
/* With sd8777 We have difficulty to receive response packet in
500ms */
#define MGMT_TX_DEFAULT_WAIT_TIME 1500
if (priv->phandle->remain_on_channel)
remain_priv =
priv->phandle->priv[priv->phandle->
remain_bss_index];
/** cancel previous remain on channel */
if (priv->phandle->remain_on_channel && remain_priv) {
if ((priv->phandle->chan.center_freq !=
chan->center_freq)
) {
if (woal_cfg80211_remain_on_channel_cfg
(remain_priv, MOAL_IOCTL_WAIT, MTRUE,
&channel_status, NULL, 0, 0))
PRINTM(MERROR,
"mgmt_tx:Fail to cancel remain on channel\n");
}
if (priv->phandle->cookie) {
cfg80211_remain_on_channel_expired(
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)
remain_priv->
netdev,
#else
remain_priv->
wdev,
#endif
priv->
phandle->
cookie,
&priv->
phandle->
chan,
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
priv->
phandle->
channel_type,
#endif
GFP_ATOMIC);
priv->phandle->cookie = 0;
}
priv->phandle->remain_on_channel = MFALSE;
}
#ifdef STA_CFG80211
/** cancel pending scan */
woal_cancel_scan(priv, MOAL_IOCTL_WAIT);
#endif
duration =
(wait >
MGMT_TX_DEFAULT_WAIT_TIME) ? wait :
MGMT_TX_DEFAULT_WAIT_TIME;
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
if (channel_type_valid)
ret = woal_cfg80211_remain_on_channel_cfg(priv,
MOAL_IOCTL_WAIT,
MFALSE,
&channel_status,
chan,
channel_type,
duration);
else
#endif
ret = woal_cfg80211_remain_on_channel_cfg(priv,
MOAL_IOCTL_WAIT,
MFALSE,
&channel_status,
chan, 0,
duration);
if (ret) {
/* Return fail will cause p2p connnection fail */
woal_sched_timeout(2);
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
if (channel_type_valid)
ret = woal_cfg80211_remain_on_channel_cfg(priv,
MOAL_IOCTL_WAIT,
MFALSE,
&channel_status,
chan,
channel_type,
duration);
else
#endif
ret = woal_cfg80211_remain_on_channel_cfg(priv,
MOAL_IOCTL_WAIT,
MFALSE,
&channel_status,
chan,
0,
duration);
PRINTM(MERROR,
"Try configure remain on channel again, ret=%d\n",
ret);
ret = 0;
} else {
priv->phandle->remain_on_channel = MTRUE;
priv->phandle->remain_bss_index = priv->bss_index;
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
priv->phandle->channel_type = channel_type;
#endif
memcpy(&priv->phandle->chan, chan,
sizeof(struct ieee80211_channel));
PRINTM(MIOCTL,
"%s: Mgmt Tx: Set remain channel=%d duration=%d\n",
dev->name,
ieee80211_frequency_to_channel(chan->
center_freq),
duration);
}
}
#endif
#endif
/* pkt_type + tx_control */
#define HEADER_SIZE 8
packet_len = (t_u16)len + MLAN_MAC_ADDR_LENGTH;
pmbuf = woal_alloc_mlan_buffer(priv->phandle,
MLAN_MIN_DATA_HEADER_LEN + HEADER_SIZE +
packet_len + sizeof(packet_len));
if (!pmbuf) {
PRINTM(MERROR, "Fail to allocate mlan_buffer\n");
ret = -ENOMEM;
goto done;
}
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 8, 0)
*cookie = random32() | 1;
#else
*cookie = prandom_u32() | 1;
#endif
pmbuf->data_offset = MLAN_MIN_DATA_HEADER_LEN;
pkt_type = MRVL_PKT_TYPE_MGMT_FRAME;
tx_control = 0;
/* Add pkt_type and tx_control */
memcpy(pmbuf->pbuf + pmbuf->data_offset, &pkt_type, sizeof(pkt_type));
memcpy(pmbuf->pbuf + pmbuf->data_offset + sizeof(pkt_type), &tx_control,
sizeof(tx_control));
/* frmctl + durationid + addr1 + addr2 + addr3 + seqctl */
#define PACKET_ADDR4_POS (2 + 2 + 6 + 6 + 6 + 2)
memcpy(pmbuf->pbuf + pmbuf->data_offset + HEADER_SIZE, &packet_len,
sizeof(packet_len));
memcpy(pmbuf->pbuf + pmbuf->data_offset + HEADER_SIZE +
sizeof(packet_len), buf, PACKET_ADDR4_POS);
memcpy(pmbuf->pbuf + pmbuf->data_offset + HEADER_SIZE +
sizeof(packet_len)
+ PACKET_ADDR4_POS, addr, MLAN_MAC_ADDR_LENGTH);
memcpy(pmbuf->pbuf + pmbuf->data_offset + HEADER_SIZE +
sizeof(packet_len)
+ PACKET_ADDR4_POS + MLAN_MAC_ADDR_LENGTH,
buf + PACKET_ADDR4_POS, len - PACKET_ADDR4_POS);
pmbuf->data_len = HEADER_SIZE + packet_len + sizeof(packet_len);
pmbuf->buf_type = MLAN_BUF_TYPE_RAW_DATA;
pmbuf->bss_index = priv->bss_index;
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
if (ieee80211_is_action(((struct ieee80211_mgmt *)buf)->frame_control)) {
pmbuf->flags = MLAN_BUF_FLAG_TX_STATUS;
pmbuf->tx_seq_num = ++priv->tx_seq_num;
tx_info = kzalloc(sizeof(struct tx_status_info), GFP_ATOMIC);
if (tx_info) {
skb = alloc_skb(len, GFP_ATOMIC);
if (skb) {
memcpy(skb->data, buf, len);
skb_put(skb, len);
spin_lock_irqsave(&priv->tx_stat_lock, flags);
tx_info->tx_cookie = *cookie;
tx_info->tx_skb = skb;
tx_info->tx_seq_num = pmbuf->tx_seq_num;
INIT_LIST_HEAD(&tx_info->link);
list_add_tail(&tx_info->link,
&priv->tx_stat_queue);
spin_unlock_irqrestore(&priv->tx_stat_lock,
flags);
} else {
kfree(tx_info);
tx_info = NULL;
}
}
}
#endif
#endif
status = mlan_send_packet(priv->phandle->pmlan_adapter, pmbuf);
switch (status) {
case MLAN_STATUS_PENDING:
atomic_inc(&priv->phandle->tx_pending);
queue_work(priv->phandle->workqueue, &priv->phandle->main_work);
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
/* Delay 30ms to guarantee the packet has been already tx'ed,
becuase if we call cfg80211_mgmt_tx_status() immediately,
then wpa_supplicant will call cancel_remain_on_channel(),
which may affect the mgmt frame tx. Meanwhile it is only
necessary for P2P action handshake to wait 30ms. */
if (ieee80211_is_action
(((struct ieee80211_mgmt *)buf)->frame_control)) {
if (tx_info)
break;
else
woal_sched_timeout(30);
}
#endif
#endif
/* Notify the mgmt tx status */
#if LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 37) || defined(COMPAT_WIRELESS)
#if LINUX_VERSION_CODE < KERNEL_VERSION(3, 6, 0)
cfg80211_mgmt_tx_status(dev, *cookie, buf, len, true,
GFP_ATOMIC);
#else
cfg80211_mgmt_tx_status(priv->wdev, *cookie, buf, len, true,
GFP_ATOMIC);
#endif
#endif
break;
case MLAN_STATUS_SUCCESS:
woal_free_mlan_buffer(priv->phandle, pmbuf);
break;
case MLAN_STATUS_FAILURE:
default:
woal_free_mlan_buffer(priv->phandle, pmbuf);
ret = -EFAULT;
break;
}
done:
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
if (status != MLAN_STATUS_PENDING) {
if (tx_info)
woal_remove_tx_info(priv, tx_info->tx_seq_num);
}
#endif
#endif
LEAVE();
return ret;
}
/**
* @brief Add custom ie to mgmt frames.
*
* @param priv A pointer to moal private structure
* @param beacon_ies_data Beacon ie
* @param beacon_index The index for beacon when auto index
* @param proberesp_ies_data Probe resp ie
* @param proberesp_index The index for probe resp when auto index
* @param assocresp_ies_data Assoc resp ie
* @param assocresp_index The index for assoc resp when auto index
* @param probereq_ies_data Probe req ie
* @param probereq_index The index for probe req when auto index
* @param wait_option wait option
*
* @return 0 -- success, otherwise fail
*/
static int
woal_cfg80211_custom_ie(moal_private *priv,
custom_ie *beacon_ies_data, t_u16 *beacon_index,
custom_ie *proberesp_ies_data, t_u16 *proberesp_index,
custom_ie *assocresp_ies_data, t_u16 *assocresp_index,
custom_ie *probereq_ies_data, t_u16 *probereq_index,
t_u8 wait_option)
{
mlan_ioctl_req *ioctl_req = NULL;
mlan_ds_misc_cfg *misc = NULL;
mlan_ds_misc_custom_ie *custom_ie = NULL;
t_u8 *pos = NULL;
t_u16 len = 0;
int ret = 0;
mlan_status status = MLAN_STATUS_SUCCESS;
ENTER();
custom_ie = kzalloc(sizeof(mlan_ds_misc_custom_ie), GFP_KERNEL);
if (!custom_ie) {
ret = -ENOMEM;
goto done;
}
custom_ie->type = TLV_TYPE_MGMT_IE;
pos = (t_u8 *)custom_ie->ie_data_list;
if (beacon_ies_data) {
len = sizeof(*beacon_ies_data) - MAX_IE_SIZE
+ beacon_ies_data->ie_length;
memcpy(pos, beacon_ies_data, len);
pos += len;
custom_ie->len += len;
}
if (proberesp_ies_data) {
len = sizeof(*proberesp_ies_data) - MAX_IE_SIZE
+ proberesp_ies_data->ie_length;
memcpy(pos, proberesp_ies_data, len);
pos += len;
custom_ie->len += len;
}
if (assocresp_ies_data) {
len = sizeof(*assocresp_ies_data) - MAX_IE_SIZE
+ assocresp_ies_data->ie_length;
memcpy(pos, assocresp_ies_data, len);
custom_ie->len += len;
}
if (probereq_ies_data) {
len = sizeof(*probereq_ies_data) - MAX_IE_SIZE
+ probereq_ies_data->ie_length;
memcpy(pos, probereq_ies_data, len);
pos += len;
custom_ie->len += len;
}
ioctl_req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_misc_cfg));
if (ioctl_req == NULL) {
ret = -ENOMEM;
goto done;
}
misc = (mlan_ds_misc_cfg *)ioctl_req->pbuf;
misc->sub_command = MLAN_OID_MISC_CUSTOM_IE;
ioctl_req->req_id = MLAN_IOCTL_MISC_CFG;
ioctl_req->action = MLAN_ACT_SET;
memcpy(&misc->param.cust_ie, custom_ie, sizeof(mlan_ds_misc_custom_ie));
status = woal_request_ioctl(priv, ioctl_req, wait_option);
if (MLAN_STATUS_SUCCESS != status) {
ret = -EFAULT;
goto done;
}
/* get the assigned index */
pos = (t_u8 *)(&misc->param.cust_ie.ie_data_list[0].ie_index);
if (beacon_ies_data && beacon_ies_data->ie_length
&& beacon_ies_data->ie_index == MLAN_CUSTOM_IE_AUTO_IDX_MASK) {
/* save beacon ie index after auto-indexing */
*beacon_index = misc->param.cust_ie.ie_data_list[0].ie_index;
len = sizeof(*beacon_ies_data) - MAX_IE_SIZE
+ beacon_ies_data->ie_length;
pos += len;
}
if (proberesp_ies_data && proberesp_ies_data->ie_length
&& proberesp_ies_data->ie_index == MLAN_CUSTOM_IE_AUTO_IDX_MASK) {
/* save probe resp ie index after auto-indexing */
*proberesp_index = *((t_u16 *)pos);
len = sizeof(*proberesp_ies_data) - MAX_IE_SIZE
+ proberesp_ies_data->ie_length;
pos += len;
}
if (assocresp_ies_data && assocresp_ies_data->ie_length
&& assocresp_ies_data->ie_index == MLAN_CUSTOM_IE_AUTO_IDX_MASK) {
/* save assoc resp ie index after auto-indexing */
*assocresp_index = *((t_u16 *)pos);
len = sizeof(*assocresp_ies_data) - MAX_IE_SIZE
+ assocresp_ies_data->ie_length;
pos += len;
}
if (probereq_ies_data && probereq_ies_data->ie_length
&& probereq_ies_data->ie_index == MLAN_CUSTOM_IE_AUTO_IDX_MASK) {
/* save probe resp ie index after auto-indexing */
*probereq_index = *((t_u16 *)pos);
len = sizeof(*probereq_ies_data) - MAX_IE_SIZE
+ probereq_ies_data->ie_length;
pos += len;
}
if (ioctl_req->status_code == MLAN_ERROR_IOCTL_FAIL)
ret = -EFAULT;
done:
if (status != MLAN_STATUS_PENDING)
kfree(ioctl_req);
kfree(custom_ie);
LEAVE();
return ret;
}
/**
* @brief Find first P2P ie
*
* @param ie Pointer to IEs
* @param len Total length of ie
* @param ie_out Pointer to out IE buf
*
* @return out IE length
*/
static t_u16
woal_get_first_p2p_ie(const t_u8 *ie, int len, t_u8 *ie_out)
{
int left_len = len;
const t_u8 *pos = ie;
int length;
t_u8 id = 0;
t_u16 out_len = 0;
IEEEtypes_VendorSpecific_t *pvendor_ie = NULL;
const u8 p2p_oui[4] = { 0x50, 0x6f, 0x9a, 0x09 };
while (left_len >= 2) {
length = *(pos + 1);
id = *pos;
if ((length + 2) > left_len)
break;
if (id == VENDOR_SPECIFIC_221) {
pvendor_ie = (IEEEtypes_VendorSpecific_t *)pos;
if (!memcmp
(pvendor_ie->vend_hdr.oui, p2p_oui,
sizeof(pvendor_ie->vend_hdr.oui)) &&
pvendor_ie->vend_hdr.oui_type == p2p_oui[3]) {
memcpy(ie_out + out_len, pos, length + 2);
out_len += length + 2;
break;
}
}
pos += (length + 2);
left_len -= (length + 2);
}
return out_len;
}
/**
* @brief Find specific IE from IE buffer
*
* @param ie Pointer to IEs
* @param len Total length of ie
* @param spec_ie Pointer to specific IE buffer
* @param spec_len Total length of specifc IE
*
* @return out IE length
*/
static t_u8
woal_find_ie(const t_u8 *ie, int len, const t_u8 *spec_ie, int spec_len)
{
int left_len = len;
const t_u8 *pos = ie;
int length;
t_u8 id = 0;
while (left_len >= 2) {
length = *(pos + 1);
id = *pos;
if ((length + 2) > left_len)
break;
if ((length + 2) == spec_len) {
if (!memcmp(pos, spec_ie, spec_len)) {
return MTRUE;
}
}
pos += (length + 2);
left_len -= (length + 2);
}
return MFALSE;
}
/**
* @brief Filter specific IE in ie buf
*
* @param ie Pointer to IEs
* @param len Total length of ie
* @param ie_out Pointer to out IE buf
* @param wps_flag flag for wps/p2p
* @param dup_ie Pointer to duplicate ie
* @param dup_ie_len duplicate IE len
*
* @return out IE length
*/
static t_u16
woal_filter_beacon_ies(const t_u8 *ie, int len, t_u8 *ie_out, t_u16 wps_flag,
const t_u8 *dup_ie, int dup_ie_len)
{
int left_len = len;
const t_u8 *pos = ie;
int length;
t_u8 id = 0;
t_u16 out_len = 0;
IEEEtypes_VendorSpecific_t *pvendor_ie = NULL;
const u8 wps_oui[4] = { 0x00, 0x50, 0xf2, 0x04 };
const u8 p2p_oui[4] = { 0x50, 0x6f, 0x9a, 0x09 };
const u8 wfd_oui[4] = { 0x50, 0x6f, 0x9a, 0x0a };
const t_u8 wmm_oui[4] = { 0x00, 0x50, 0xf2, 0x02 };
t_u8 find_p2p_ie = MFALSE;
/* ERP_INFO/EXTENDED_SUPPORT_RATES/HT_CAPABILITY/HT_OPERATION/WMM and
WPS/P2P/WFD IE will be fileter out */
while (left_len >= 2) {
length = *(pos + 1);
id = *pos;
if ((length + 2) > left_len)
break;
if (dup_ie && dup_ie_len &&
woal_find_ie(dup_ie, dup_ie_len, pos, length + 2)) {
PRINTM(MIOCTL, "skip duplicate IE\n");
pos += (length + 2);
left_len -= (length + 2);
continue;
}
switch (id) {
case EXTENDED_SUPPORTED_RATES:
case WLAN_EID_ERP_INFO:
case HT_CAPABILITY:
case HT_OPERATION:
case VHT_CAPABILITY:
case VHT_OPERATION:
break;
case VENDOR_SPECIFIC_221:
/* filter out wmm ie */
pvendor_ie = (IEEEtypes_VendorSpecific_t *)pos;
if (!memcmp
(pvendor_ie->vend_hdr.oui, wmm_oui,
sizeof(pvendor_ie->vend_hdr.oui)) &&
pvendor_ie->vend_hdr.oui_type == wmm_oui[3])
break;
/* filter out wps ie */
if ((!memcmp
(pvendor_ie->vend_hdr.oui, wps_oui,
sizeof(pvendor_ie->vend_hdr.oui)) &&
pvendor_ie->vend_hdr.oui_type == wps_oui[3]) &&
(wps_flag & IE_MASK_WPS))
break;
/* filter out first p2p ie */
if ((!memcmp
(pvendor_ie->vend_hdr.oui, p2p_oui,
sizeof(pvendor_ie->vend_hdr.oui)) &&
pvendor_ie->vend_hdr.oui_type == p2p_oui[3])) {
if (!find_p2p_ie && (wps_flag & IE_MASK_P2P)) {
find_p2p_ie = MTRUE;
break;
}
}
/* filter out wfd ie */
if ((!memcmp
(pvendor_ie->vend_hdr.oui, wfd_oui,
sizeof(pvendor_ie->vend_hdr.oui)) &&
pvendor_ie->vend_hdr.oui_type == wfd_oui[3]) &&
(wps_flag & IE_MASK_WFD))
break;
memcpy(ie_out + out_len, pos, length + 2);
out_len += length + 2;
break;
default:
memcpy(ie_out + out_len, pos, length + 2);
out_len += length + 2;
break;
}
pos += (length + 2);
left_len -= (length + 2);
}
return out_len;
}
#ifdef WIFI_DIRECT_SUPPORT
/**
* @brief Check if selected_registrar_on in wps_ie
*
* @param ie Pointer to IEs
* @param len Total length of ie
*
* @return MTRUE/MFALSE
*/
t_u8
is_selected_registrar_on(const t_u8 *ie, int len)
{
#define WPS_IE_FIX_LEN 6
#define TLV_ID_SELECTED_REGISTRAR 0x1041
int left_len = len - WPS_IE_FIX_LEN;
TLV_Generic_t *tlv = (TLV_Generic_t *)(ie + WPS_IE_FIX_LEN);
u16 tlv_type, tlv_len;
u8 *pos = NULL;
while (left_len > sizeof(TLV_Generic_t)) {
tlv_type = ntohs(tlv->type);
tlv_len = ntohs(tlv->len);
if (tlv_type == TLV_ID_SELECTED_REGISTRAR) {
PRINTM(MIOCTL, "Selected Registrar found !");
pos = (u8 *)tlv + sizeof(TLV_Generic_t);
if (*pos == 1)
return MTRUE;
else
return MFALSE;
}
tlv = (TLV_Generic_t *)((u8 *)tlv + tlv_len +
sizeof(TLV_Generic_t));
left_len -= tlv_len + sizeof(TLV_Generic_t);
}
return MFALSE;
}
/**
* @brief Check if selected_registrar_on in ies
*
* @param ie Pointer to IEs
* @param len Total length of ie
*
*
* @return MTRUE/MFALSE
*/
static t_u16
woal_is_selected_registrar_on(const t_u8 *ie, int len)
{
int left_len = len;
const t_u8 *pos = ie;
int length;
t_u8 id = 0;
IEEEtypes_VendorSpecific_t *pvendor_ie = NULL;
const u8 wps_oui[4] = { 0x00, 0x50, 0xf2, 0x04 };
while (left_len >= 2) {
length = *(pos + 1);
id = *pos;
if ((length + 2) > left_len)
break;
switch (id) {
case VENDOR_SPECIFIC_221:
pvendor_ie = (IEEEtypes_VendorSpecific_t *)pos;
if (!memcmp
(pvendor_ie->vend_hdr.oui, wps_oui,
sizeof(pvendor_ie->vend_hdr.oui)) &&
pvendor_ie->vend_hdr.oui_type == wps_oui[3]) {
PRINTM(MIOCTL, "Find WPS ie\n");
return is_selected_registrar_on(pos,
length + 2);
}
break;
default:
break;
}
pos += (length + 2);
left_len -= (length + 2);
}
return MFALSE;
}
#endif
/**
* @brief config AP or GO for mgmt frame ies.
*
* @param priv A pointer to moal private structure
* @param beacon_ies A pointer to beacon ies
* @param beacon_ies_len Beacon ies length
* @param proberesp_ies A pointer to probe resp ies
* @param proberesp_ies_len Probe resp ies length
* @param assocresp_ies A pointer to probe resp ies
* @param assocresp_ies_len Assoc resp ies length
* @param probereq_ies A pointer to probe req ies
* @param probereq_ies_len Probe req ies length *
* @param mask Mgmt frame mask
* @param wait_option wait_option
*
* @return 0 -- success, otherwise fail
*/
int
woal_cfg80211_mgmt_frame_ie(moal_private *priv,
const t_u8 *beacon_ies, size_t beacon_ies_len,
const t_u8 *proberesp_ies, size_t proberesp_ies_len,
const t_u8 *assocresp_ies, size_t assocresp_ies_len,
const t_u8 *probereq_ies, size_t probereq_ies_len,
t_u16 mask, t_u8 wait_option)
{
int ret = 0;
t_u8 *pos = NULL;
custom_ie *beacon_ies_data = NULL;
custom_ie *proberesp_ies_data = NULL;
custom_ie *assocresp_ies_data = NULL;
custom_ie *probereq_ies_data = NULL;
/* static variables for mgmt frame ie auto-indexing */
t_u16 beacon_index = priv->beacon_index;
t_u16 proberesp_index = priv->proberesp_index;
t_u16 assocresp_index = priv->assocresp_index;
t_u16 probereq_index = priv->probereq_index;
t_u16 beacon_wps_index = priv->beacon_wps_index;
t_u16 proberesp_p2p_index = priv->proberesp_p2p_index;
ENTER();
if (mask & MGMT_MASK_BEACON_WPS_P2P) {
beacon_ies_data = kzalloc(sizeof(custom_ie), GFP_KERNEL);
if (!beacon_ies_data) {
ret = -ENOMEM;
goto done;
}
if (beacon_ies && beacon_ies_len) {
#ifdef WIFI_DIRECT_SUPPORT
if (woal_is_selected_registrar_on
(beacon_ies, beacon_ies_len)) {
PRINTM(MIOCTL, "selected_registrar is on\n");
priv->phandle->is_go_timer_set = MTRUE;
woal_mod_timer(&priv->phandle->go_timer,
MOAL_TIMER_10S);
} else
PRINTM(MIOCTL, "selected_registrar is off\n");
#endif
beacon_ies_data->ie_index = beacon_wps_index;
beacon_ies_data->mgmt_subtype_mask = MGMT_MASK_BEACON;
beacon_ies_data->ie_length = beacon_ies_len;
pos = beacon_ies_data->ie_buffer;
memcpy(pos, beacon_ies, beacon_ies_len);
} else {
/* clear the beacon wps ies */
if (beacon_wps_index > MAX_MGMT_IE_INDEX) {
PRINTM(MERROR,
"Invalid beacon wps index for mgmt frame ie.\n");
goto done;
}
beacon_ies_data->ie_index = beacon_wps_index;
beacon_ies_data->mgmt_subtype_mask =
MLAN_CUSTOM_IE_DELETE_MASK;
beacon_ies_data->ie_length = 0;
beacon_wps_index = MLAN_CUSTOM_IE_AUTO_IDX_MASK;
}
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_custom_ie(priv, beacon_ies_data,
&beacon_wps_index,
proberesp_ies_data,
&proberesp_index,
assocresp_ies_data,
&assocresp_index, probereq_ies_data,
&probereq_index, wait_option)) {
PRINTM(MERROR, "Fail to set beacon wps IE\n");
ret = -EFAULT;
}
priv->beacon_wps_index = beacon_wps_index;
PRINTM(MIOCTL, "beacon_wps_index=0x%x\n", beacon_wps_index);
goto done;
}
if (mask & MGMT_MASK_BEACON) {
beacon_ies_data = kzalloc(sizeof(custom_ie), GFP_KERNEL);
if (!beacon_ies_data) {
ret = -ENOMEM;
goto done;
}
}
if (mask & MGMT_MASK_PROBE_RESP) {
/** set or clear proberesp ie */
if (proberesp_ies_len ||
(!proberesp_ies_len && !beacon_ies_len)) {
proberesp_ies_data =
kzalloc(sizeof(custom_ie), GFP_KERNEL);
if (!proberesp_ies_data) {
ret = -ENOMEM;
goto done;
}
}
}
if (mask & MGMT_MASK_ASSOC_RESP) {
/** set or clear assocresp ie */
if (assocresp_ies_len ||
(!assocresp_ies_len && !beacon_ies_len)) {
assocresp_ies_data =
kzalloc(sizeof(custom_ie), GFP_KERNEL);
if (!assocresp_ies_data) {
ret = -ENOMEM;
goto done;
}
}
}
if (mask & MGMT_MASK_PROBE_REQ) {
probereq_ies_data = kzalloc(sizeof(custom_ie), GFP_KERNEL);
if (!probereq_ies_data) {
ret = -ENOMEM;
goto done;
}
}
if (beacon_ies_data) {
if (beacon_ies && beacon_ies_len) {
/* set the beacon ies */
beacon_ies_data->ie_index = beacon_index;
beacon_ies_data->mgmt_subtype_mask = MGMT_MASK_BEACON |
MGMT_MASK_ASSOC_RESP | MGMT_MASK_PROBE_RESP;
beacon_ies_data->ie_length =
woal_filter_beacon_ies(beacon_ies,
beacon_ies_len,
beacon_ies_data->
ie_buffer,
IE_MASK_WPS | IE_MASK_WFD
| IE_MASK_P2P,
proberesp_ies,
proberesp_ies_len);
} else {
/* clear the beacon ies */
if (beacon_index > MAX_MGMT_IE_INDEX) {
PRINTM(MINFO,
"Invalid beacon index for mgmt frame ie.\n");
goto done;
}
beacon_ies_data->ie_index = beacon_index;
beacon_ies_data->mgmt_subtype_mask =
MLAN_CUSTOM_IE_DELETE_MASK;
beacon_ies_data->ie_length = 0;
beacon_index = MLAN_CUSTOM_IE_AUTO_IDX_MASK;
}
}
if (proberesp_ies_data) {
if (proberesp_ies && proberesp_ies_len) {
/* set the probe response p2p ies */
proberesp_ies_data->ie_index = proberesp_p2p_index;
proberesp_ies_data->mgmt_subtype_mask =
MGMT_MASK_PROBE_RESP;
proberesp_ies_data->ie_length =
woal_get_first_p2p_ie(proberesp_ies,
proberesp_ies_len,
proberesp_ies_data->
ie_buffer);
} else {
/* clear the probe response p2p ies */
if (proberesp_p2p_index > MAX_MGMT_IE_INDEX) {
PRINTM(MERROR,
"Invalid proberesp_p2p_index for mgmt frame ie.\n");
goto done;
}
proberesp_ies_data->ie_index = proberesp_p2p_index;
proberesp_ies_data->mgmt_subtype_mask =
MLAN_CUSTOM_IE_DELETE_MASK;
proberesp_ies_data->ie_length = 0;
proberesp_p2p_index = MLAN_CUSTOM_IE_AUTO_IDX_MASK;
}
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_custom_ie(priv, NULL, &beacon_index,
proberesp_ies_data,
&proberesp_p2p_index, NULL,
&assocresp_index, NULL,
&probereq_index, wait_option)) {
PRINTM(MERROR, "Fail to set proberesp p2p IE\n");
ret = -EFAULT;
goto done;
}
priv->proberesp_p2p_index = proberesp_p2p_index;
PRINTM(MIOCTL, "proberesp_p2p=0x%x\n", proberesp_p2p_index);
memset(proberesp_ies_data, 0x00, sizeof(custom_ie));
if (proberesp_ies && proberesp_ies_len) {
/* set the probe response ies */
proberesp_ies_data->ie_index = proberesp_index;
proberesp_ies_data->mgmt_subtype_mask =
MGMT_MASK_PROBE_RESP;
if (MLAN_CUSTOM_IE_AUTO_IDX_MASK == proberesp_index)
proberesp_ies_data->mgmt_subtype_mask |=
MLAN_CUSTOM_IE_NEW_MASK;
proberesp_ies_data->ie_length =
woal_filter_beacon_ies(proberesp_ies,
proberesp_ies_len,
proberesp_ies_data->
ie_buffer, IE_MASK_P2P,
NULL, 0);
} else {
/* clear the probe response ies */
if (proberesp_index > MAX_MGMT_IE_INDEX) {
PRINTM(MERROR,
"Invalid probe resp index for mgmt frame ie.\n");
goto done;
}
proberesp_ies_data->ie_index = proberesp_index;
proberesp_ies_data->mgmt_subtype_mask =
MLAN_CUSTOM_IE_DELETE_MASK;
proberesp_ies_data->ie_length = 0;
proberesp_index = MLAN_CUSTOM_IE_AUTO_IDX_MASK;
}
}
if (assocresp_ies_data) {
if (assocresp_ies && assocresp_ies_len) {
/* set the assoc response ies */
assocresp_ies_data->ie_index = assocresp_index;
assocresp_ies_data->mgmt_subtype_mask =
MGMT_MASK_ASSOC_RESP;
assocresp_ies_data->ie_length = assocresp_ies_len;
pos = assocresp_ies_data->ie_buffer;
memcpy(pos, assocresp_ies, assocresp_ies_len);
} else {
/* clear the assoc response ies */
if (assocresp_index > MAX_MGMT_IE_INDEX) {
PRINTM(MERROR,
"Invalid assoc resp index for mgmt frame ie.\n");
goto done;
}
assocresp_ies_data->ie_index = assocresp_index;
assocresp_ies_data->mgmt_subtype_mask =
MLAN_CUSTOM_IE_DELETE_MASK;
assocresp_ies_data->ie_length = 0;
assocresp_index = MLAN_CUSTOM_IE_AUTO_IDX_MASK;
}
}
if (probereq_ies_data) {
if (probereq_ies && probereq_ies_len) {
/* set the probe req ies */
probereq_ies_data->ie_index = probereq_index;
probereq_ies_data->mgmt_subtype_mask =
MGMT_MASK_PROBE_REQ;
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
if (priv->bss_type != MLAN_BSS_TYPE_WIFIDIRECT) {
/* filter out P2P/WFD ie */
probereq_ies_data->ie_length =
woal_filter_beacon_ies(probereq_ies,
probereq_ies_len,
probereq_ies_data->
ie_buffer,
IE_MASK_P2P |
IE_MASK_WFD,
NULL, 0);
} else {
#endif /* KERNEL_VERSION */
#endif /* WIFI_DIRECT_SUPPORT && V14_FEATURE */
probereq_ies_data->ie_length = probereq_ies_len;
pos = probereq_ies_data->ie_buffer;
memcpy(pos, probereq_ies, probereq_ies_len);
#if defined(WIFI_DIRECT_SUPPORT)
#if LINUX_VERSION_CODE >= WIFI_DIRECT_KERNEL_VERSION
}
#endif /* KERNEL_VERSION */
#endif /* WIFI_DIRECT_SUPPORT && V14_FEATURE */
} else {
/* clear the probe req ies */
if (probereq_index > MAX_MGMT_IE_INDEX) {
PRINTM(MERROR,
"Invalid probe req index for mgmt frame ie.\n");
goto done;
}
probereq_ies_data->ie_index = probereq_index;
probereq_ies_data->mgmt_subtype_mask =
MLAN_CUSTOM_IE_DELETE_MASK;
probereq_ies_data->ie_length = 0;
probereq_index = MLAN_CUSTOM_IE_AUTO_IDX_MASK;
}
}
if (MLAN_STATUS_SUCCESS !=
woal_cfg80211_custom_ie(priv, beacon_ies_data, &beacon_index,
proberesp_ies_data, &proberesp_index,
assocresp_ies_data, &assocresp_index,
probereq_ies_data, &probereq_index,
wait_option)) {
PRINTM(MERROR,
"Fail to set beacon proberesp assoc probereq IES\n");
ret = -EFAULT;
goto done;
}
if (beacon_ies_data)
priv->beacon_index = beacon_index;
if (assocresp_ies_data)
priv->assocresp_index = assocresp_index;
if (proberesp_ies_data)
priv->proberesp_index = proberesp_index;
if (probereq_ies_data)
priv->probereq_index = probereq_index;
PRINTM(MIOCTL, "beacon=%x assocresp=%x proberesp=%x probereq=%x\n",
beacon_index, assocresp_index, proberesp_index, probereq_index);
done:
kfree(beacon_ies_data);
kfree(proberesp_ies_data);
kfree(assocresp_ies_data);
kfree(probereq_ies_data);
LEAVE();
return ret;
}
/**
* @brief Sets up the CFG802.11 specific HT capability fields
* with default values
*
* @param ht_info A pointer to ieee80211_sta_ht_cap structure
* @param dev_cap Device capability informations
* @param mcs_set Device MCS sets
*
* @return N/A
*/
void
woal_cfg80211_setup_ht_cap(struct ieee80211_sta_ht_cap *ht_info,
t_u32 dev_cap, t_u8 *mcs_set)
{
ENTER();
ht_info->ht_supported = true;
ht_info->ampdu_factor = 0x3;
ht_info->ampdu_density = 0;
memset(&ht_info->mcs, 0, sizeof(ht_info->mcs));
ht_info->cap = 0;
if (mcs_set)
memcpy(ht_info->mcs.rx_mask, mcs_set,
sizeof(ht_info->mcs.rx_mask));
if (dev_cap & MBIT(8)) /* 40Mhz intolarance enabled */
ht_info->cap |= IEEE80211_HT_CAP_40MHZ_INTOLERANT;
if (dev_cap & MBIT(17)) /* Channel width 20/40Mhz support */
ht_info->cap |= IEEE80211_HT_CAP_SUP_WIDTH_20_40;
if ((dev_cap >> 20) & 0x03) /* Delayed ACK supported */
ht_info->cap |= IEEE80211_HT_CAP_DELAY_BA;
if (dev_cap & MBIT(22)) /* Rx LDPC supported */
ht_info->cap |= IEEE80211_HT_CAP_LDPC_CODING;
if (dev_cap & MBIT(23)) /* Short GI @ 20Mhz supported */
ht_info->cap |= IEEE80211_HT_CAP_SGI_20;
if (dev_cap & MBIT(24)) /* Short GI @ 40Mhz supported */
ht_info->cap |= IEEE80211_HT_CAP_SGI_40;
if (dev_cap & MBIT(25)) /* Tx STBC supported */
ht_info->cap |= IEEE80211_HT_CAP_TX_STBC;
if (dev_cap & MBIT(26)) /* Rx STBC supported */
ht_info->cap |= IEEE80211_HT_CAP_RX_STBC;
if (dev_cap & MBIT(27)) /* MIMO PS supported */
ht_info->cap |= IEEE80211_HT_CAP_SM_PS;
if (dev_cap & MBIT(29)) /* Green field supported */
ht_info->cap |= IEEE80211_HT_CAP_GRN_FLD;
if (dev_cap & MBIT(31)) /* MAX AMSDU supported */
ht_info->cap |= IEEE80211_HT_CAP_MAX_AMSDU;
ht_info->mcs.tx_params = IEEE80211_HT_MCS_TX_DEFINED;
LEAVE();
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 6, 0)
/**
* @brief Sets up the CFG802.11 specific VHT capability fields
* with default values
*
* @param priv A pointer to moal private structure
* @param vht_cap A pointer to ieee80211_sta_vht_cap structure
*
* @return N/A
*/
void
woal_cfg80211_setup_vht_cap(moal_private *priv,
struct ieee80211_sta_vht_cap *vht_cap)
{
mlan_ioctl_req *req = NULL;
mlan_ds_11ac_cfg *cfg_11ac = NULL;
mlan_status status;
req = woal_alloc_mlan_ioctl_req(sizeof(mlan_ds_11ac_cfg));
if (req == NULL) {
status = MLAN_STATUS_FAILURE;
PRINTM(MERROR, "Fail to allocate buf for setup vht_cap\n");
goto done;
}
cfg_11ac = (mlan_ds_11ac_cfg *)req->pbuf;
cfg_11ac->sub_command = MLAN_OID_11AC_VHT_CFG;
req->req_id = MLAN_IOCTL_11AC_CFG;
req->action = MLAN_ACT_GET;
cfg_11ac->param.vht_cfg.band = BAND_SELECT_A;
cfg_11ac->param.vht_cfg.txrx = MLAN_RADIO_RX;
status = woal_request_ioctl(priv, req, MOAL_CMD_WAIT);
if (MLAN_STATUS_SUCCESS != status) {
PRINTM(MERROR, "Fail to get vht_cfg\n");
goto done;
}
vht_cap->vht_supported = true;
vht_cap->cap = cfg_11ac->param.vht_cfg.vht_cap_info;
vht_cap->vht_mcs.rx_mcs_map = (t_u16)cfg_11ac->param.vht_cfg.vht_rx_mcs;
vht_cap->vht_mcs.rx_highest =
(t_u16)cfg_11ac->param.vht_cfg.vht_rx_max_rate;
vht_cap->vht_mcs.tx_mcs_map = (t_u16)cfg_11ac->param.vht_cfg.vht_tx_mcs;
vht_cap->vht_mcs.tx_highest =
(t_u16)cfg_11ac->param.vht_cfg.vht_tx_max_rate;
PRINTM(MCMND,
"vht_cap=0x%x rx_mcs_map=0x%x rx_max=0x%x tx_mcs_map=0x%x tx_max=0x%x\n",
vht_cap->cap, vht_cap->vht_mcs.rx_mcs_map,
vht_cap->vht_mcs.rx_highest, vht_cap->vht_mcs.tx_mcs_map,
vht_cap->vht_mcs.tx_highest);
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return;
}
#endif