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nest-open-source / manifest_repos / nxp-driver / 1acb4b26622038d5303898336f9bd4c746fb9dc0 / . / wlan_sd8987 / mlinux / moal_cfg80211_util.c
blob: 0a65618ff894af614c76a8b606472bf5ecb1f122 [file] [log] [blame]
/** @file moal_cfg80211_util.c
*
* @brief This file contains the functions for CFG80211 vendor.
*
*
* Copyright 2015-2021 NXP
*
* This software file (the File) is distributed by NXP
* under the terms of the GNU General Public License Version 2, June 1991
* (the License). You may use, redistribute and/or modify the 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_util.h"
#include "moal_cfg80211.h"
/********************************************************
* Local Variables
********************************************************/
/********************************************************
* Global Variables
********************************************************/
/********************************************************
* Local Functions
********************************************************/
/********************************************************
* Global Functions
********************************************************/
#if KERNEL_VERSION(3, 14, 0) <= CFG80211_VERSION_CODE
/**nxp vendor command and event*/
#define MRVL_VENDOR_ID 0x005043
/** vendor events */
static const struct nl80211_vendor_cmd_info vendor_events[] = {
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_hang,
}, /*event_id 0 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_fw_dump_done,
}, /*event_id 1 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_rssi_monitor,
}, /*event_id 0x1501 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_cloud_keep_alive,
}, /*event_id 0x10003 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_dfs_radar_detected,
}, /*event_id 0x10004 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_dfs_cac_started,
}, /*event_id 0x10005 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_dfs_cac_finished,
}, /*event_id 0x10006 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_dfs_cac_aborted,
}, /*event_id 0x10007 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_dfs_nop_finished,
}, /*event_id 0x10008 */
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_wifi_logger_ring_buffer_data,
},
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_wifi_logger_alert,
},
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_packet_fate_monitor,
},
{
.vendor_id = MRVL_VENDOR_ID,
.subcmd = event_wake_reason_report,
},
/**add vendor event here*/
};
/**nxp vendor policies*/
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
static const struct
nla_policy woal_ll_stat_policy[ATTR_LL_STATS_MAX + 1] = {
[ATTR_LL_STATS_MPDU_SIZE_THRESHOLD] = {.type = NLA_U32},
[ATTR_LL_STATS_AGGRESSIVE_STATS_GATHERING] = {.type = NLA_U32},
[ATTR_LL_STATS_CLEAR_REQ_MASK] = {.type = NLA_U32},
[ATTR_LL_STATS_STOP_REQ] = {.type = NLA_U8}
};
static const struct
nla_policy woal_logger_policy[ATTR_WIFI_LOGGER_MAX + 1] = {
[ATTR_WIFI_LOGGER_RING_ID] = {.type = NLA_STRING},
[ATTR_WIFI_LOGGER_VERBOSE_LEVEL] = {.type = NLA_U32},
[ATTR_WIFI_LOGGER_FLAGS] = {.type = NLA_U32},
[ATTR_WIFI_LOGGER_MIN_DATA_SIZE] = {.type = NLA_U32},
[ATTR_WIFI_LOGGER_MAX_INTERVAL_SEC] = {.type = NLA_U32}
};
static const struct
nla_policy woal_attr_policy[ATTR_WIFI_MAX + 1] = {
[ATTR_CHANNELS_BAND] = {.type = NLA_U32},
[ATTR_SCAN_MAC_OUI_SET] = {.type = NLA_STRING,.len = 3},
[ATTR_NODFS_VALUE] = {.type = NLA_U32},
[ATTR_GET_CONCURRENCY_MATRIX_SET_SIZE_MAX] = {.type = NLA_U32},
[ATTR_WIFI_LATENCY_MODE] = {.type = NLA_U8},
};
// clang-format off
static const struct nla_policy
woal_nd_offload_policy[ATTR_ND_OFFLOAD_MAX + 1] = {
[ATTR_ND_OFFLOAD_CONTROL] = {.type = NLA_U8},
};
// clang-format on
static const struct
nla_policy woal_rssi_monitor_policy[ATTR_RSSI_MONITOR_MAX + 1] = {
[ATTR_RSSI_MONITOR_CONTROL] = {.type = NLA_U32},
[ATTR_RSSI_MONITOR_MIN_RSSI] = {.type = NLA_S8},
[ATTR_RSSI_MONITOR_MAX_RSSI] = {.type = NLA_S8},
};
static const struct
nla_policy woal_packet_filter_policy[ATTR_PACKET_FILTER_MAX + 1] = {
[ATTR_PACKET_FILTER_TOTAL_LENGTH] = {.type = NLA_U32},
[ATTR_PACKET_FILTER_PROGRAM] = {.type = NLA_STRING},
};
// clang-format off
static const struct nla_policy
woal_fw_roaming_policy[MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_MAX + 1] = {
[MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CONTROL] = {.type = NLA_U32},
[MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CONFIG_BSSID] = {
.type = NLA_BINARY},
[MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CONFIG_SSID] = {
.type = NLA_BINARY},
};
// clang-format on
static const struct
nla_policy woal_keep_alive_policy[MKEEP_ALIVE_ATTRIBUTE_MAX + 1] = {
[MKEEP_ALIVE_ATTRIBUTE_ID] = {.type = NLA_U8},
[MKEEP_ALIVE_ATTRIBUTE_ETHER_TYPE] = {.type = NLA_U16},
[MKEEP_ALIVE_ATTRIBUTE_IP_PKT] = {.type = NLA_BINARY},
[MKEEP_ALIVE_ATTRIBUTE_IP_PKT_LEN] = {.type = NLA_U16},
[MKEEP_ALIVE_ATTRIBUTE_SRC_MAC_ADDR] = {.type = NLA_STRING,.len =
ETH_ALEN},
[MKEEP_ALIVE_ATTRIBUTE_DST_MAC_ADDR] = {.type = NLA_STRING,.len =
ETH_ALEN},
[MKEEP_ALIVE_ATTRIBUTE_PERIOD_MSEC] = {.type = NLA_U32},
[MKEEP_ALIVE_ATTRIBUTE_RETRY_INTERVAL] = {.type = NLA_U32},
[MKEEP_ALIVE_ATTRIBUTE_RETRY_CNT] = {.type = NLA_U8},
};
#endif
/**
* @brief get the event id of the events array
*
* @param event vendor event
*
* @return index of events array
*/
static int
woal_get_event_id(int event)
{
int i = 0;
for (i = 0; i < (int)ARRAY_SIZE(vendor_events); i++) {
if ((int)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(moal_private *priv, int event, t_u8 *data, 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*/
#if KERNEL_VERSION(4, 1, 0) <= CFG80211_VERSION_CODE
skb = cfg80211_vendor_event_alloc(wiphy, priv->wdev, len, event_id,
GFP_ATOMIC);
#else
skb = cfg80211_vendor_event_alloc(wiphy, len, event_id, GFP_ATOMIC);
#endif
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor event\n");
ret = 1;
LEAVE();
return ret;
}
pos = skb_put(skb, len);
moal_memcpy_ext(priv->phandle, pos, data, len, len);
/**send event*/
cfg80211_vendor_event(skb, GFP_ATOMIC);
LEAVE();
return ret;
}
/**
* @brief send fw dump complete event to vendorhal
*
* @param priv A pointer to moal_private
*
* @return N/A
*/
void
woal_cfg80211_vendor_event_fw_dump(moal_private *priv)
{
PRINTM(MEVENT, "wlan: Notify FW dump complete event\n");
woal_cfg80211_vendor_event(priv, event_fw_dump_done,
CUS_EVT_FW_DUMP, strlen(CUS_EVT_FW_DUMP));
}
/**
* @brief send dfs vendor event to kernel
*
* @param priv A pointer to moal_private
* @param event dfs vendor event
* @param chandef a pointer to struct cfg80211_chan_def
*
* @return N/A
*/
void
woal_cfg80211_dfs_vendor_event(moal_private *priv, int event,
struct cfg80211_chan_def *chandef)
{
dfs_event evt;
ENTER();
if (!chandef) {
LEAVE();
return;
}
memset(&evt, 0, sizeof(dfs_event));
evt.freq = chandef->chan->center_freq;
evt.chan_width = chandef->width;
evt.cf1 = chandef->center_freq1;
evt.cf2 = chandef->center_freq2;
switch (chandef->width) {
case NL80211_CHAN_WIDTH_20_NOHT:
evt.ht_enabled = 0;
break;
case NL80211_CHAN_WIDTH_20:
evt.ht_enabled = 1;
break;
case NL80211_CHAN_WIDTH_40:
evt.ht_enabled = 1;
if (chandef->center_freq1 < chandef->chan->center_freq)
evt.chan_offset = -1;
else
evt.chan_offset = 1;
break;
case NL80211_CHAN_WIDTH_80:
case NL80211_CHAN_WIDTH_80P80:
case NL80211_CHAN_WIDTH_160:
evt.ht_enabled = 1;
break;
default:
break;
}
woal_cfg80211_vendor_event(priv, event, (t_u8 *)&evt,
sizeof(dfs_event));
LEAVE();
}
/**
* @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)
{
#ifdef DEBUG_LEVEL1
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;
#endif
int ret = 1;
ENTER();
#ifdef DEBUG_LEVEL1
/**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));
moal_memcpy_ext(priv->phandle, pos, &drvdbg, sizeof(drvdbg),
sizeof(drvdbg));
ret = cfg80211_vendor_cmd_reply(skb);
#endif
LEAVE();
return ret;
}
/**
* @brief process one channel in bucket
*
* @param priv A pointer to moal_private struct
*
* @param channel a pointer to channel
*
* @return 0: success other: fail
*/
static mlan_status
woal_band_to_valid_channels(moal_private *priv,
wifi_band w_band, int channel[], t_u32 *nchannel)
{
int band = 0;
struct ieee80211_supported_band *sband;
struct ieee80211_channel *ch;
int i = 0;
t_u8 cnt = 0;
int *ch_ptr = channel;
for (band = 0; band < IEEE80211_NUM_BANDS; band++) {
if (!priv->wdev->wiphy->bands[band])
continue;
if ((band == IEEE80211_BAND_2GHZ) && !(w_band & WIFI_BAND_BG))
continue;
if ((band == IEEE80211_BAND_5GHZ) &&
!((w_band & WIFI_BAND_A) || (w_band & WIFI_BAND_A_DFS)))
continue;
sband = priv->wdev->wiphy->bands[band];
for (i = 0; (i < sband->n_channels); i++) {
ch = &sband->channels[i];
if (ch->flags & IEEE80211_CHAN_DISABLED) {
PRINTM(MERROR, "Skip DISABLED channel %d\n",
ch->center_freq);
continue;
}
if (band == IEEE80211_BAND_5GHZ) {
if (((ch->flags & IEEE80211_CHAN_RADAR) &&
!(w_band & WIFI_BAND_A_DFS)) ||
(!(ch->flags & IEEE80211_CHAN_RADAR) &&
!(w_band & WIFI_BAND_A)))
continue;
}
if (cnt >= *nchannel) {
PRINTM(MERROR,
"cnt=%d is exceed %d, cur ch=%d %dMHz\n",
cnt, *nchannel, ch->hw_value,
ch->center_freq);
break;
}
*ch_ptr = ch->center_freq;
ch_ptr++;
cnt++;
}
}
PRINTM(MCMND, "w_band=%d cnt=%d\n", w_band, cnt);
*nchannel = cnt;
return MLAN_STATUS_SUCCESS;
}
/**
* @brief GSCAN subcmd - enable full scan results
*
* @param wiphy A pointer to wiphy struct
* @param wdev A pointer to wireless_dev struct
*
* @param data a pointer to data
* @param data_len data length
*
* @return 0: success other: fail
*/
static int
woal_cfg80211_subcmd_get_valid_channels(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
struct nlattr *tb[ATTR_WIFI_MAX + 1];
t_u32 band = 0;
int ch_out[MAX_CHANNEL_NUM];
t_u32 nchannel = 0;
t_u32 mem_needed = 0;
struct sk_buff *skb = NULL;
int err = 0;
ENTER();
PRINTM(MCMND, "Enter %s()\n", __func__);
err = nla_parse(tb, ATTR_WIFI_MAX, data, len, NULL
#if KERNEL_VERSION(4, 12, 0) <= CFG80211_VERSION_CODE
, NULL
#endif
);
if (err) {
PRINTM(MERROR, "%s: nla_parse fail\n", __func__);
err = -EFAULT;
goto done;
}
if (!tb[ATTR_CHANNELS_BAND]) {
PRINTM(MERROR, "%s: null attr: tb[ATTR_GET_CH]=%p\n",
__func__, tb[ATTR_CHANNELS_BAND]);
err = -EINVAL;
goto done;
}
band = nla_get_u32(tb[ATTR_CHANNELS_BAND]);
if (band > WIFI_BAND_MAX) {
PRINTM(MERROR, "%s: invalid band=%d\n", __func__, band);
err = -EINVAL;
goto done;
}
memset(ch_out, 0x00, sizeof(ch_out));
nchannel = MAX_CHANNEL_NUM;
if (woal_band_to_valid_channels(priv, band, ch_out, &nchannel) !=
MLAN_STATUS_SUCCESS) {
PRINTM(MERROR,
"get_channel_list: woal_band_to_valid_channels fail\n");
return -EFAULT;
}
mem_needed = nla_total_size(nchannel * sizeof(ch_out[0])) +
nla_total_size(sizeof(nchannel)) + VENDOR_REPLY_OVERHEAD;
/* Alloc the SKB for vendor_event */
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, mem_needed);
if (unlikely(!skb)) {
PRINTM(MERROR, "skb alloc failed");
err = -ENOMEM;
goto done;
}
if (nla_put_u32(skb, ATTR_NUM_CHANNELS, nchannel) ||
nla_put(skb, ATTR_CHANNEL_LIST, nchannel * sizeof(ch_out[0]),
ch_out)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
err = -ENOMEM;
goto done;
}
err = cfg80211_vendor_cmd_reply(skb);
if (err) {
PRINTM(MERROR, "Vendor Command reply failed ret:%d\n", err);
goto done;
}
done:
LEAVE();
return err;
}
/**
* @brief vendor command to get driver version
*
* @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_get_drv_version(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_u32 reply_len = 0;
int ret = 0;
t_u32 drv_len = 0;
char drv_version[MLAN_MAX_VER_STR_LEN] = { 0 };
char *pos;
ENTER();
moal_memcpy_ext(priv->phandle, drv_version,
&priv->phandle->driver_version, MLAN_MAX_VER_STR_LEN,
MLAN_MAX_VER_STR_LEN);
drv_len = strlen(drv_version);
pos = strstr(drv_version, "%s");
/* remove 3 char "-%s" in driver_version string */
if (pos != NULL)
moal_memcpy_ext(priv->phandle, pos, pos + 3, strlen(pos) - 3,
strlen(pos));
reply_len = strlen(drv_version) + 1;
drv_len -= 3;
drv_version[drv_len] = '\0';
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
nla_put(skb, MRVL_WLAN_VENDOR_ATTR_NAME, reply_len,
(t_u8 *)drv_version);
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to get firmware version
*
* @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_get_fw_version(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_u32 reply_len = 0;
char end_c = '\0';
int ret = 0;
char fw_ver[32] = { 0 };
union {
t_u32 l;
t_u8 c[4];
} ver;
ENTER();
ver.l = priv->phandle->fw_release_number;
snprintf(fw_ver, sizeof(fw_ver), "%u.%u.%u.p%u%c", ver.c[2], ver.c[1],
ver.c[0], ver.c[3], end_c);
reply_len = strlen(fw_ver) + 1;
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
nla_put(skb, MRVL_WLAN_VENDOR_ATTR_NAME, reply_len, (t_u8 *)fw_ver);
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to get firmware memory dump
*
* @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_get_fw_dump(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct net_device *dev = NULL;
moal_private *priv = NULL;
moal_handle *handle = NULL;
int ret = MLAN_STATUS_SUCCESS;
int length = 0;
struct sk_buff *skb = NULL;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
handle = priv->phandle;
if (handle) {
memset(handle->firmware_dump_file, 0,
sizeof(handle->firmware_dump_file));
}
length = sizeof(handle->firmware_dump_file);
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, length);
if (!skb) {
PRINTM(MERROR, "Failed to allocate memory for skb\n");
ret = -ENOMEM;
goto done;
}
nla_put(skb, ATTR_FW_DUMP_PATH, sizeof(handle->firmware_dump_file),
handle->firmware_dump_file);
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to get driver memory dump
*
* @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_get_drv_dump(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct net_device *dev = NULL;
moal_private *priv = NULL;
moal_handle *handle = NULL;
int ret = MLAN_STATUS_SUCCESS;
int length = 0;
char driver_dump_file[128];
struct sk_buff *skb = NULL;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
handle = priv->phandle;
memset(driver_dump_file, 0, sizeof(driver_dump_file));
sprintf(driver_dump_file, "/proc/mwlan/");
if (handle->handle_idx)
sprintf(driver_dump_file, "drv_dump%d", handle->handle_idx);
else
sprintf(driver_dump_file, "drv_dump");
PRINTM(MMSG, "driver dump file is %s\n", driver_dump_file);
length = sizeof(driver_dump_file);
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, length);
if (!skb) {
PRINTM(MERROR, "Failed to allocate memory for skb\n");
ret = -ENOMEM;
goto done;
}
if (nla_put_string(skb, ATTR_DRV_DUMP_PATH, driver_dump_file)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
ret = -ENOMEM;
goto done;
}
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to get supported feature set
*
* @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_get_supp_feature_set(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct sk_buff *skb = NULL;
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
mlan_fw_info fw_info;
t_u32 reply_len = 0;
int ret = 0;
t_u32 supp_feature_set = 0;
ENTER();
supp_feature_set = WLAN_FEATURE_INFRA
#if defined(UAP_SUPPORT) && defined(STA_SUPPORT)
| WLAN_FEATURE_AP_STA
#endif
#if defined(WIFI_LATENCY_MODE_SUPPORT)
| WLAN_FEATURE_SET_LATENCY_MODE
#endif
| WLAN_FEATURE_LINK_LAYER_STATS
| WLAN_FEATURE_LOGGER
| WLAN_FEATURE_RSSI_MONITOR | WLAN_FEATURE_CONFIG_NDO
| WLAN_FEATURE_CONTROL_ROAMING | WLAN_FEATURE_SCAN_RAND
//#ifdef RTT_SUPPORT
// | WLAN_FEATURE_D2AP_RTT
//#endif
| WLAN_FEATURE_MKEEP_ALIVE;
memset(&fw_info, 0, sizeof(mlan_fw_info));
woal_request_get_fw_info(priv, MOAL_IOCTL_WAIT, &fw_info);
if (fw_info.fw_bands & BAND_A)
supp_feature_set |= WLAN_FEATURE_INFRA_5G;
reply_len = sizeof(supp_feature_set);
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
if (nla_put_u32(skb, ATTR_FEATURE_SET, supp_feature_set)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
ret = -ENOMEM;
goto done;
}
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
#if defined(WIFI_LATENCY_MODE_SUPPORT)
/**
* @brief vendor command to set Wi-Fi latency mode
*
* @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_wifi_latency_mode(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
int ret, rem, type;
u8 latency_mode;
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
const struct nlattr *iter;
t_u32 reply_len = 0;
struct sk_buff *skb = NULL;
mlan_status op_status = MLAN_STATUS_SUCCESS;
PRINTM(MMSG, "wlan: enter subcmd_set_wifi_latency_mode");
ENTER();
nla_for_each_attr(iter, data, data_len, rem) {
type = nla_type(iter);
if (ATTR_WIFI_LATENCY_MODE != type) {
PRINTM(MERROR, "%s. Unknown type: %d\n", __FUNCTION__, type);
ret = 1;
goto done;
}
latency_mode = nla_get_u8(iter);
/* WIFI_LATENCY_MODE_LOW : 1, WIFI_LATENCY_MODE_NORMAL : 0 */
if (1 != latency_mode && 0 != latency_mode) {
PRINTM(MERROR, "%s. Invalid Wi-Fi latency mode: %d\n", __FUNCTION__, latency_mode);
ret = 1;
goto done;
}
op_status = woal_set_wifi_low_latency_mode(priv, latency_mode);
if (MLAN_STATUS_SUCCESS != op_status) {
PRINTM(MERROR, "Set latency mode to %d failed", latency_mode);
ret = 1;
goto done;
}
}
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "Allocate memory fail for vendor cmd\n");
ret = 1;
goto done;
}
ret = cfg80211_vendor_cmd_reply(skb);
if (ret) {
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
ret = 1;
}
done:
LEAVE();
return ret;
}
#endif // defined(WIFI_LATENCY_MODE_SUPPORT)
/**
* @brief vendor command to set country code
*
* @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_country_code(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct sk_buff *skb = NULL;
t_u32 reply_len = 0;
int ret = 0, rem, type;
const struct nlattr *iter;
char country[COUNTRY_CODE_LEN] = { 0 };
ENTER();
nla_for_each_attr(iter, data, data_len, rem) {
type = nla_type(iter);
switch (type) {
case ATTR_COUNTRY_CODE:
strncpy(country, nla_data(iter),
MIN((int)sizeof(country) - 1, nla_len(iter)));
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
return ret;
}
}
if (!moal_extflg_isset((moal_handle *)woal_get_wiphy_priv(wiphy),
EXT_DISABLE_REGD_BY_DRIVER))
regulatory_hint(wiphy, country);
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to get supported feature set
*
* @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_get_wifi_logger_supp_feature_set(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data,
int data_len)
{
struct sk_buff *skb = NULL;
t_u32 reply_len = 0;
int ret = 0;
t_u32 supp_feature_set = 0;
ENTER();
supp_feature_set = WIFI_LOGGER_CONNECT_EVENT_SUPPORTED;
reply_len = sizeof(supp_feature_set);
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
if (nla_put_u32(skb, ATTR_WIFI_LOGGER_FEATURE_SET, supp_feature_set)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
ret = -ENOMEM;
goto done;
}
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief get ring status
*
* @param priv A pointer to moal_private struct
* @param ring_id ring buffer id
* @param status a pointer to wifi_ring_buffer_status
*
* @return void
*/
static void
woal_get_ring_status(moal_private *priv, int ring_id,
wifi_ring_buffer_status * status)
{
int id = 0;
wifi_ring_buffer *ring;
ENTER();
for (id = 0; id < RING_ID_MAX; id++) {
ring = (wifi_ring_buffer *) priv->rings[id];
if (ring && VALID_RING(ring->ring_id) &&
ring_id == ring->ring_id) {
strncpy(status->name, ring->name,
sizeof(status->name) - 1);
status->ring_id = ring->ring_id;
status->ring_buffer_byte_size = ring->ring_size;
status->written_bytes = ring->ctrl.written_bytes;
status->written_records = ring->ctrl.written_records;
status->read_bytes = ring->ctrl.read_bytes;
status->verbose_level = ring->log_level;
PRINTM(MINFO,
"%s, name: %s, ring_id: %d, ring_size : %d, written_bytes: %d, written_records: %d, read_bytes: %d\n",
__func__, status->name, status->ring_id,
status->ring_buffer_byte_size,
status->written_bytes, status->written_records,
status->read_bytes);
break;
}
}
LEAVE();
}
/**
* @brief vendor command to get ring buffer status
*
* @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_get_ring_buff_status(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_u32 reply_len = 0;
t_u8 ringIdx, ring_cnt = 0;
int ret = 0;
wifi_ring_buffer_status status[RING_ID_MAX];
wifi_ring_buffer_status ring_status;
ENTER();
reply_len =
RING_ID_MAX * sizeof(wifi_ring_buffer_status) + sizeof(t_u32);
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
/* should sync with HAL side to decide payload layout.
* just ring buffer status or ring buffer num + ring buffer status
* currently only have ring buffer status
*/
for (ringIdx = 0; ringIdx < RING_ID_MAX; ringIdx++) {
memset(&ring_status, 0, sizeof(wifi_ring_buffer_status));
woal_get_ring_status(priv, ringIdx, &ring_status);
moal_memcpy_ext(priv->phandle, &status[ring_cnt++],
&ring_status, sizeof(wifi_ring_buffer_status),
sizeof(wifi_ring_buffer_status));
}
if (nla_put_u32(skb, ATTR_NUM_RINGS, ring_cnt) ||
nla_put(skb, ATTR_RING_BUFFER_STATUS,
sizeof(wifi_ring_buffer_status) * ring_cnt, status)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
ret = -ENOMEM;
goto done;
}
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief return ring_id based on ring_name
*
* @param priv A pointer to moal_private struct
* @param ring_name A pointer to ring_name
*
* @return An invalid ring id for failure or valid ring id on success.
*/
int
woal_get_ring_id_by_name(moal_private *priv, char *ring_name)
{
int id;
wifi_ring_buffer *ring;
ENTER();
for (id = 0; id < RING_ID_MAX; id++) {
ring = (wifi_ring_buffer *) priv->rings[id];
if (ring &&
!strncmp(ring->name, ring_name, sizeof(ring->name) - 1))
break;
}
LEAVE();
return id;
}
/**
* @brief start logger
*
* @param priv A pointer to moal_private struct
* @param ring_name string ring_name
* @param log_level log level to record
* @param flags reserved
* @param time_intval interval to report log to HAL
* @param threshold buffer threshold to report log to HAL
*
* @return 0: success 1: fail
*/
int
woal_start_logging(moal_private *priv, char *ring_name, int log_level,
int flags, int time_intval, int threshold)
{
int ret = 0;
int ring_id;
wifi_ring_buffer *ring_buffer;
unsigned long lock_flags;
ENTER();
ring_id = woal_get_ring_id_by_name(priv, ring_name);
if (!VALID_RING(ring_id)) {
ret = -EINVAL;
goto done;
}
PRINTM(MCMND,
"%s , log_level : %d, time_intval : %d, threshod %d Bytes\n",
__func__, log_level, time_intval, threshold);
ring_buffer = (wifi_ring_buffer *) priv->rings[ring_id];
if (!ring_buffer || ring_buffer->state == RING_STOP) {
PRINTM(MERROR, "Ring is stopped!\n");
ret = -EAGAIN;
goto done;
}
spin_lock_irqsave(&ring_buffer->lock, lock_flags);
ring_buffer->log_level = log_level;
ring_buffer->threshold = threshold;
if (log_level == 0)
ring_buffer->state = RING_SUSPEND;
else
ring_buffer->state = RING_ACTIVE;
ring_buffer->interval = msecs_to_jiffies(time_intval * MSEC_PER_SEC);
spin_unlock_irqrestore(&ring_buffer->lock, lock_flags);
if (log_level == 0) {
cancel_delayed_work_sync(&ring_buffer->work);
} else {
if (ring_buffer->interval)
schedule_delayed_work(&ring_buffer->work,
ring_buffer->interval);
}
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to start logging
*
* @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_start_logging(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
int ret = 0, rem, type;
char ring_name[RING_NAME_MAX] = { 0 };
int log_level = 0, flags = 0, time_intval = 0, threshold = 0;
const struct nlattr *iter;
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
ENTER();
nla_for_each_attr(iter, data, len, rem) {
type = nla_type(iter);
switch (type) {
case ATTR_WIFI_LOGGER_RING_ID:
strncpy(ring_name, nla_data(iter),
MIN(sizeof(ring_name) - 1, nla_len(iter)));
break;
case ATTR_WIFI_LOGGER_VERBOSE_LEVEL:
log_level = nla_get_u32(iter);
break;
case ATTR_WIFI_LOGGER_FLAGS:
flags = nla_get_u32(iter);
break;
case ATTR_WIFI_LOGGER_MAX_INTERVAL_SEC:
time_intval = nla_get_u32(iter);
break;
case ATTR_WIFI_LOGGER_MIN_DATA_SIZE:
threshold = nla_get_u32(iter);
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
ret = -EINVAL;
goto done;
}
}
ret = woal_start_logging(priv, ring_name, log_level, flags, time_intval,
threshold);
if (ret < 0)
PRINTM(MERROR, "Start_logging is failed ret: %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief get log data in ring buffer
*
* @param priv A pointer to moal_private struct
* @param ring_name ring name string
*
* @return 0: success 1: fail
*/
static int
woal_trigger_get_ring_data(moal_private *priv, char *ring_name)
{
int ret = 0;
int ring_id;
wifi_ring_buffer *ring_buffer;
ENTER();
ring_id = woal_get_ring_id_by_name(priv, ring_name);
if (!VALID_RING(ring_id)) {
PRINTM(MERROR, "invalid ring_id\n");
ret = -EINVAL;
goto done;
}
ring_buffer = (wifi_ring_buffer *) priv->rings[ring_id];
if (!ring_buffer) {
PRINTM(MERROR, "invalid ring_buffer\n");
ret = -EINVAL;
goto done;
}
if (ring_buffer->interval)
cancel_delayed_work_sync(&ring_buffer->work);
schedule_delayed_work(&ring_buffer->work, 0);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to get ring buffer data
*
* @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_get_ring_data(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
int ret = 0, rem, type;
char ring_name[RING_NAME_MAX] = { 0 };
const struct nlattr *iter;
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
ENTER();
nla_for_each_attr(iter, data, len, rem) {
type = nla_type(iter);
switch (type) {
case ATTR_WIFI_LOGGER_RING_ID:
strncpy(ring_name, nla_data(iter),
MIN(sizeof(ring_name) - 1, nla_len(iter)));
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
ret = -EINVAL;
goto done;
}
}
ret = woal_trigger_get_ring_data(priv, ring_name);
if (ret < 0)
PRINTM(MERROR, "trigger_get_data failed ret:%d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief ring reset
*
* @param priv A pointer to moal_private struct
* @param ring A pointer to wifi_ring_buffer
*
* @return void
*/
static void
woal_ring_reset(wifi_ring_buffer * ring)
{
ENTER();
ring->wp = 0;
ring->rp = 0;
memset(&(ring->ctrl), 0x00, sizeof(ring->ctrl));
memset(ring->ring_buf, 0, ring->ring_size);
LEAVE();
}
/**
* @brief get ring buffer entry
*
* @param ring A pointer to wifi_ring_buffer struct
* @param offset entry offset
*
* @return A pointer to wifi_ring_buffer_entry struct
*/
static wifi_ring_buffer_entry *
woal_get_ring_entry(wifi_ring_buffer * ring, t_u32 offset)
{
wifi_ring_buffer_entry *entry =
(wifi_ring_buffer_entry *) (ring->ring_buf + offset);
ENTER();
if (!entry->entry_size)
return (wifi_ring_buffer_entry *) ring->ring_buf;
LEAVE();
return entry;
}
/**
* @brief get next ring buffer entry
*
* @param ring A pointer to wifi_ring_buffer struct
* @param offset next entry offset
*
* @return offset of next entry
*/
static t_u32
woal_get_ring_next_entry(wifi_ring_buffer * ring, t_u32 offset)
{
wifi_ring_buffer_entry *entry =
(wifi_ring_buffer_entry *) (ring->ring_buf + offset);
wifi_ring_buffer_entry *next_entry = NULL;
ENTER();
if (!entry->entry_size) {
entry = (wifi_ring_buffer_entry *) ring->ring_buf;
LEAVE();
return ENTRY_LENGTH(entry);
}
if ((offset + ENTRY_LENGTH(entry)) >= ring->ring_size) {
/* move to head */
LEAVE();
return 0;
}
next_entry = (wifi_ring_buffer_entry *) (ring->ring_buf + offset +
ENTRY_LENGTH(entry));
if (!next_entry->entry_size) {
/* move to head */
LEAVE();
return 0;
}
LEAVE();
return offset + ENTRY_LENGTH(entry);
}
/**
* @brief prepare log data to send to HAL
*
* @param priv A pointer to moal_private struct
* @param ring_id ring ID
* @param data A pointer to data buffer
* @param buf_len log data length
*
* @return data length
*/
int
woal_ring_pull_data(moal_private *priv, int ring_id, void *data, t_s32 buf_len)
{
t_s32 r_len = 0;
wifi_ring_buffer *ring;
wifi_ring_buffer_entry *hdr;
t_s32 buf_left = buf_len;
ENTER();
ring = (wifi_ring_buffer *) priv->rings[ring_id];
/* get a fresh pending length */
while (buf_left > 0) {
hdr = woal_get_ring_entry(ring, ring->rp);
if (buf_left < ENTRY_LENGTH(hdr))
break;
moal_memcpy_ext(priv->phandle, data, hdr, ENTRY_LENGTH(hdr),
buf_left);
r_len += ENTRY_LENGTH(hdr);
data += ENTRY_LENGTH(hdr);
buf_left -= ENTRY_LENGTH(hdr);
ring->ctrl.read_bytes += ENTRY_LENGTH(hdr);
if (!buf_left) {
ring->rp += ENTRY_LENGTH(hdr);
break;
}
ring->rp = woal_get_ring_next_entry(ring, ring->rp);
}
PRINTM(MDATA, "Ring pull data: [wp=%d rp=%d] r_len=%d buf_len=%d\n",
ring->wp, ring->rp, r_len, buf_len);
LEAVE();
return r_len;
}
/**
* @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
* @param ring_status A pointer to wifi_ring_buffer status struct
*
* @return 0: success 1: fail
*/
int
woal_ring_buffer_data_vendor_event(moal_private *priv, int ring_id,
t_u8 *data, int len,
wifi_ring_buffer_status * ring_status)
{
struct wiphy *wiphy = NULL;
struct sk_buff *skb = NULL;
int event_id = 0;
int ret = 0;
ENTER();
if (!priv || !priv->wdev || !priv->wdev->wiphy) {
PRINTM(MERROR, "priv is null\n");
ret = -EINVAL;
goto done;
}
wiphy = priv->wdev->wiphy;
PRINTM(MEVENT, "%s ring_id:%d\n", __func__, ring_id);
event_id = woal_get_event_id(event_wifi_logger_ring_buffer_data);
if (event_max == event_id) {
PRINTM(MERROR, "Not find this event %d\n", event_id);
ret = -EINVAL;
goto done;
}
/**allocate skb*/
#if KERNEL_VERSION(4, 1, 0) <= CFG80211_VERSION_CODE
skb = cfg80211_vendor_event_alloc(wiphy, priv->wdev,
len + sizeof(wifi_ring_buffer_status),
event_id, GFP_ATOMIC);
#else
skb = cfg80211_vendor_event_alloc(wiphy,
len + sizeof(wifi_ring_buffer_status),
event_id, GFP_ATOMIC);
#endif
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor event\n");
ret = -ENOMEM;
goto done;
}
nla_put(skb, ATTR_RING_BUFFER_STATUS, sizeof(wifi_ring_buffer_status),
ring_status);
DBG_HEXDUMP(MEVT_D, "ring_buffer_data", data, len);
nla_put(skb, ATTR_RING_BUFFER, len, data);
/**send event*/
cfg80211_vendor_event(skb, GFP_ATOMIC);
done:
LEAVE();
return ret;
}
/**
* @brief send log data to HAL
*
* @param priv A pointer to moal_private struct
* @param ring_id ring ID
* @param data A pointer to data buffer
* @param len log data length
* @param ring_status A pointer to wifi_ring_buffer status struct
*
* @return void
*/
static void
woal_ring_data_send(moal_private *priv, int ring_id,
const void *data, const t_u32 len,
wifi_ring_buffer_status * ring_status)
{
struct net_device *ndev = priv->netdev;
ENTER();
if (!ndev)
goto done;
woal_ring_buffer_data_vendor_event(priv, ring_id, (t_u8 *)data, len,
ring_status);
done:
LEAVE();
}
/**
* @brief main thread to send log data
*
* @param work A pointer to work_struct struct
*
* @return void
*/
void
woal_ring_poll_worker(struct work_struct *work)
{
struct delayed_work *d_work = to_delayed_work(work);
wifi_ring_buffer *ring_info =
container_of(d_work, wifi_ring_buffer, work);
moal_private *priv = ring_info->priv;
int ringid = ring_info->ring_id;
wifi_ring_buffer_status ring_status;
void *buf = NULL;
wifi_ring_buffer_entry *hdr;
t_s32 buflen, rlen;
unsigned long flags;
ENTER();
if (ring_info->state != RING_ACTIVE) {
PRINTM(MERROR, "Ring is not active!\n");
goto exit;
}
buf = kmalloc(ring_info->ring_size, GFP_KERNEL);
if (!buf) {
PRINTM(MERROR, "Fail to allocate buffer for poll work\n");
goto exit;
}
spin_lock_irqsave(&ring_info->lock, flags);
memset(&ring_status, 0, sizeof(ring_status));
woal_get_ring_status(priv, ringid, &ring_status);
PRINTM(MDATA, "Ring work: ringid %d write %d, read %d, size %d\n",
ringid, ring_status.written_bytes, ring_status.read_bytes,
ring_status.ring_buffer_byte_size);
if (ring_status.written_bytes > ring_status.read_bytes) {
buflen = ring_status.written_bytes - ring_status.read_bytes;
if (buflen > ring_info->ring_size) {
PRINTM(MERROR, "Pending data bigger than ring size\n");
spin_unlock_irqrestore(&ring_info->lock, flags);
goto exit;
}
} else {
spin_unlock_irqrestore(&ring_info->lock, flags);
PRINTM(MINFO, "No new records\n");
goto exit;
}
rlen = woal_ring_pull_data(priv, ringid, buf, buflen);
spin_unlock_irqrestore(&ring_info->lock, flags);
hdr = (wifi_ring_buffer_entry *) buf;
while (rlen > 0) {
ring_status.read_bytes += ENTRY_LENGTH(hdr);
woal_ring_data_send(priv, ringid, hdr,
ENTRY_LENGTH(hdr), &ring_status);
rlen -= ENTRY_LENGTH(hdr);
hdr = (wifi_ring_buffer_entry *) ((void *)hdr +
ENTRY_LENGTH(hdr));
}
exit:
kfree(buf);
if (ring_info->interval)
schedule_delayed_work(&ring_info->work, ring_info->interval);
LEAVE();
}
/**
* @brief add log data to ring buffer
*
* @param priv A pointer to moal_private struct
* @param ring_id ring ID
* @param hdr A pointer to wifi_ring_buffer_entry struct
* @param data A pointer to data buffer
*
* @return 0: success -1: fail
*/
int
woal_ring_push_data(moal_private *priv, int ring_id,
wifi_ring_buffer_entry * hdr, void *data)
{
unsigned long flags;
t_u32 w_len;
wifi_ring_buffer *ring;
wifi_ring_buffer_entry *w_entry;
int ret = 0;
ENTER();
ring = (wifi_ring_buffer *) priv->rings[ring_id];
if (!ring || ring->state != RING_ACTIVE) {
PRINTM(MERROR, "Ring is not active\n");
ret = -EINVAL;
goto done;
}
w_len = ENTRY_LENGTH(hdr);
if (w_len > ring->ring_size) {
PRINTM(MERROR, "event size too big =%d\n", w_len);
ret = -EINVAL;
goto done;
}
spin_lock_irqsave(&ring->lock, flags);
PRINTM(MDATA, "Ring push data: rp=%d wp=%d, w_len=%d\n", ring->rp,
ring->wp, w_len);
/* prep the space */
do {
if (ring->rp == ring->wp) {
if (ring->ctrl.read_bytes == ring->ctrl.written_bytes) {
if (ring->wp)
woal_ring_reset(ring);
break;
} else {
/* full, we should drop one entry */
w_entry =
(wifi_ring_buffer_entry
*) (ring->ring_buf + ring->rp);
ring->rp = woal_get_ring_next_entry(ring,
ring->rp);
ring->ctrl.written_bytes -=
ENTRY_LENGTH(w_entry);
memset((u8 *)w_entry, 0, ENTRY_LENGTH(w_entry));
ring->ctrl.written_records--;
continue;
}
}
if (ring->rp < ring->wp) {
if (ring->ring_size - ring->wp >= w_len) {
break;
} else if (ring->ring_size - ring->wp < w_len) {
if (ring->rp == 0) {
/** drop one entry */
w_entry = (wifi_ring_buffer_entry
*) (ring->ring_buf +
ring->rp);
ring->rp =
woal_get_ring_next_entry(ring,
ring->
rp);
ring->ctrl.written_bytes -=
ENTRY_LENGTH(w_entry);
memset((u8 *)w_entry, 0,
ENTRY_LENGTH(w_entry));
ring->ctrl.written_records--;
}
ring->wp = 0;
continue;
}
}
if (ring->rp > ring->wp) {
if (ring->rp - ring->wp < w_len) {
/** drop one entry */
w_entry =
(wifi_ring_buffer_entry
*) (ring->ring_buf + ring->rp);
ring->rp = woal_get_ring_next_entry(ring,
ring->rp);
ring->ctrl.written_bytes -=
ENTRY_LENGTH(w_entry);
memset((u8 *)w_entry, 0, ENTRY_LENGTH(w_entry));
ring->ctrl.written_records--;
continue;
} else {
break;
}
}
} while (1);
if ((ring->wp + w_len) > ring->ring_size ||
(ring->ctrl.written_bytes + w_len) > ring->ring_size) {
PRINTM(MERROR,
"Ring push buffer overflow: rp=%d wp=%d, write_bytes=%d\n",
ring->rp, ring->wp, ring->ctrl.written_bytes);
goto done;
}
w_entry = (wifi_ring_buffer_entry *) (ring->ring_buf + ring->wp);
/* header */
moal_memcpy_ext(priv->phandle, w_entry, hdr, RING_ENTRY_SIZE,
ENTRY_LENGTH(w_entry));
/* payload */
moal_memcpy_ext(priv->phandle, (char *)w_entry + RING_ENTRY_SIZE, data,
w_entry->entry_size, w_entry->entry_size);
/* update write pointer */
ring->wp += w_len;
/* update statistics */
ring->ctrl.written_records++;
ring->ctrl.written_bytes += w_len;
spin_unlock_irqrestore(&ring->lock, flags);
PRINTM(MDATA,
"Ring push data: wp=%d rp=%d write_bytes=%d, read_bytes=%d\n",
ring->wp, ring->rp, ring->ctrl.written_bytes,
ring->ctrl.read_bytes);
/* if the current pending size is bigger than threshold */
if (ring->threshold && (READ_AVAIL_SPACE(ring) >= ring->threshold)) {
PRINTM(MDATA, "Ring threshold reached\n");
if (ring->interval)
cancel_delayed_work_sync(&ring->work);
schedule_delayed_work(&ring->work, 0);
}
done:
LEAVE();
return ret;
}
/**
* @brief This function will init wifi logger ring buffer
*
* @param priv A pointer to moal_private structure
* @param ring_buff A pointer to wifi_ring_buffer structure
* @param ringIdx Ring buffer ID
* @param name Ring buffer name
* @param ring_sz Ring buffer size
*
* @return 0 - success
*/
static int
woal_init_ring_buffer_internal(moal_private *priv, void **ring,
t_u16 ringIdx, t_u8 *name, t_u32 ring_sz)
{
unsigned long flags;
wifi_ring_buffer *ring_buff;
ENTER();
*ring = vmalloc(sizeof(wifi_ring_buffer));
if (!unlikely(*ring)) {
PRINTM(MERROR, "WiFi Logger: ring alloc failed\n");
goto done;
}
memset(*ring, 0, sizeof(wifi_ring_buffer));
ring_buff = (wifi_ring_buffer *) * ring;
ring_buff->ring_buf = vmalloc(ring_sz);
if (!unlikely(ring_buff->ring_buf)) {
PRINTM(MERROR, "WiFi Logger: ring buffer data alloc failed\n");
vfree(ring_buff);
*ring = NULL;
goto done;
}
memset(ring_buff->ring_buf, 0, ring_sz);
spin_lock_init(&ring_buff->lock);
spin_lock_irqsave(&ring_buff->lock, flags);
ring_buff->rp = ring_buff->wp = 0;
INIT_DELAYED_WORK(&ring_buff->work, woal_ring_poll_worker);
moal_memcpy_ext(priv->phandle, ring_buff->name, name, strlen(name),
RING_NAME_MAX - 1);
ring_buff->name[RING_NAME_MAX - 1] = 0;
ring_buff->ring_id = ringIdx;
ring_buff->ring_size = ring_sz;
ring_buff->state = RING_SUSPEND;
ring_buff->threshold = ring_buff->ring_size / 2;
ring_buff->priv = priv;
spin_unlock_irqrestore(&ring_buff->lock, flags);
done:
LEAVE();
return 0;
}
/**
* @brief init each ring in moal_private
*
* @param priv A pointer to moal_private struct
*
* @return data length
*/
static int
woal_init_ring_buffer(moal_private *priv)
{
ENTER();
woal_init_ring_buffer_internal(priv, &priv->rings[VERBOSE_RING_ID],
VERBOSE_RING_ID, VERBOSE_RING_NAME,
DEFAULT_RING_BUFFER_SIZE);
woal_init_ring_buffer_internal(priv, &priv->rings[EVENT_RING_ID],
EVENT_RING_ID, EVENT_RING_NAME,
DEFAULT_RING_BUFFER_SIZE);
LEAVE();
return 0;
}
/**
* @brief deinit each ring in moal_private
*
* @param priv A pointer to moal_private struct
*
* @return data length
*/
static int
woal_deinit_ring_buffer(moal_private *priv)
{
int i;
enum ring_state ring_state = RING_STOP;
unsigned long lock_flags = 0;
wifi_ring_buffer *ring_buff;
ENTER();
for (i = 0; i < RING_ID_MAX; i++) {
ring_buff = (wifi_ring_buffer *) priv->rings[i];
if (!ring_buff)
continue;
spin_lock_irqsave(&ring_buff->lock, lock_flags);
ring_state = ring_buff->state;
if (ring_state == RING_ACTIVE)
ring_buff->state = RING_STOP;
spin_unlock_irqrestore(&ring_buff->lock, lock_flags);
if (ring_state == RING_ACTIVE)
cancel_delayed_work_sync(&ring_buff->work);
vfree(ring_buff->ring_buf);
ring_buff->ring_buf = NULL;
vfree(ring_buff);
priv->rings[i] = NULL;
}
LEAVE();
return 0;
}
/**
* @brief add log data to ring buffer
*
* @param priv A pointer to moal_private struct
* @param ring_id ring ID
* @param hdr A pointer to wifi_ring_buffer_entry struct
* @param data A pointer to data buffer
*
* @return 0: success -1: fail
*/
int
woal_ring_event_logger(moal_private *priv, int ring_id, pmlan_event pmevent)
{
t_u8 event_buf[100] = { 0 };
wifi_ring_buffer_driver_connectivity_event *connectivity_event;
tlv_log *tlv;
t_u8 *pos;
wifi_ring_buffer_entry msg_hdr;
wifi_ring_buffer *ring;
ENTER();
ring = (wifi_ring_buffer *) priv->rings[ring_id];
if (!ring || ring->state != RING_ACTIVE) {
PRINTM(MINFO, "Ring is not active\n");
goto done;
}
switch (pmevent->event_id) {
case MLAN_EVENT_ID_DRV_ASSOC_SUCC_LOGGER:
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_STA) {
assoc_logger_data *pbss_desc =
(assoc_logger_data *) pmevent->event_buf;
memset(&msg_hdr, 0, sizeof(msg_hdr));
msg_hdr.flags |= RING_BUFFER_ENTRY_FLAGS_HAS_TIMESTAMP;
msg_hdr.type = ENTRY_TYPE_CONNECT_EVENT;
connectivity_event =
(wifi_ring_buffer_driver_connectivity_event *)
event_buf;
connectivity_event->event = WIFI_EVENT_ASSOC_COMPLETE;
pos = (t_u8 *)connectivity_event->tlvs;
tlv = (tlv_log *) pos;
tlv->tag = WIFI_TAG_VENDOR_SPECIFIC;
tlv->length = MLAN_MAC_ADDR_LENGTH / 2;
moal_memcpy_ext(priv->phandle, tlv->value,
pbss_desc->oui, tlv->length,
sizeof(event_buf) -
(tlv->value - event_buf));
msg_hdr.entry_size += tlv->length + TLV_LOG_HEADER_LEN;
pos = pos + tlv->length + TLV_LOG_HEADER_LEN;
tlv = (tlv_log *) pos;
tlv->tag = WIFI_TAG_BSSID;
tlv->length = sizeof(pbss_desc->bssid);
moal_memcpy_ext(priv->phandle, tlv->value,
pbss_desc->bssid,
sizeof(pbss_desc->bssid),
sizeof(event_buf) - (tlv->value -
event_buf));
msg_hdr.entry_size += tlv->length + TLV_LOG_HEADER_LEN;
pos = pos + tlv->length + TLV_LOG_HEADER_LEN;
tlv = (tlv_log *) pos;
tlv->tag = WIFI_TAG_SSID;
tlv->length = strlen(pbss_desc->ssid);
moal_memcpy_ext(priv->phandle, tlv->value,
pbss_desc->ssid, tlv->length,
sizeof(event_buf) -
(tlv->value - event_buf));
msg_hdr.entry_size += tlv->length + TLV_LOG_HEADER_LEN;
pos = pos + tlv->length + TLV_LOG_HEADER_LEN;
if (pbss_desc->rssi) {
tlv = (tlv_log *) pos;
tlv->tag = WIFI_TAG_RSSI;
tlv->length = sizeof(pbss_desc->rssi);
moal_memcpy_ext(priv->phandle, tlv->value,
&pbss_desc->rssi, tlv->length,
sizeof(event_buf) -
(tlv->value - event_buf));
msg_hdr.entry_size +=
tlv->length + TLV_LOG_HEADER_LEN;
pos = pos + tlv->length + TLV_LOG_HEADER_LEN;
}
if (pbss_desc->channel) {
tlv = (tlv_log *) pos;
tlv->tag = WIFI_TAG_CHANNEL;
tlv->length = sizeof(pbss_desc->channel);
moal_memcpy_ext(priv->phandle, tlv->value,
&pbss_desc->channel,
sizeof(pbss_desc->channel),
sizeof(event_buf) -
(tlv->value - event_buf));
msg_hdr.entry_size +=
tlv->length + TLV_LOG_HEADER_LEN;
}
msg_hdr.entry_size += sizeof(connectivity_event->event);
DBG_HEXDUMP(MCMD_D, "connectivity_event",
(t_u8 *)connectivity_event,
msg_hdr.entry_size);
woal_ring_push_data(priv, ring_id, &msg_hdr,
connectivity_event);
}
break;
case MLAN_EVENT_ID_DRV_ASSOC_FAILURE_LOGGER:
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_STA) {
int status_code = *(int *)pmevent->event_buf;
memset(&msg_hdr, 0, sizeof(msg_hdr));
msg_hdr.flags |= RING_BUFFER_ENTRY_FLAGS_HAS_TIMESTAMP;
msg_hdr.type = ENTRY_TYPE_CONNECT_EVENT;
connectivity_event =
(wifi_ring_buffer_driver_connectivity_event *)
event_buf;
connectivity_event->event = WIFI_EVENT_ASSOC_COMPLETE;
pos = (t_u8 *)connectivity_event->tlvs;
tlv = (tlv_log *) pos;
tlv->tag = WIFI_TAG_STATUS;
tlv->length = sizeof(status_code);
moal_memcpy_ext(priv->phandle, tlv->value, &status_code,
sizeof(status_code),
sizeof(event_buf) -
(tlv->value - event_buf));
msg_hdr.entry_size += tlv->length + 4;
msg_hdr.entry_size += sizeof(connectivity_event->event);
woal_ring_push_data(priv, ring_id, &msg_hdr,
connectivity_event);
}
break;
case MLAN_EVENT_ID_DRV_DISCONNECT_LOGGER:
if (GET_BSS_ROLE(priv) == MLAN_BSS_ROLE_STA) {
t_u16 reason_code = *(t_u16 *)pmevent->event_buf;
memset(&msg_hdr, 0, sizeof(msg_hdr));
msg_hdr.flags |= RING_BUFFER_ENTRY_FLAGS_HAS_TIMESTAMP;
msg_hdr.type = ENTRY_TYPE_CONNECT_EVENT;
connectivity_event =
(wifi_ring_buffer_driver_connectivity_event *)
event_buf;
connectivity_event->event = WIFI_EVENT_ASSOC_COMPLETE;
pos = (t_u8 *)connectivity_event->tlvs;
tlv = (tlv_log *) pos;
tlv->tag = WIFI_TAG_REASON_CODE;
tlv->length = sizeof(reason_code);
moal_memcpy_ext(priv->phandle, tlv->value, &reason_code,
sizeof(reason_code),
sizeof(event_buf) -
(tlv->value - event_buf));
msg_hdr.entry_size += tlv->length + 4;
msg_hdr.entry_size += sizeof(connectivity_event->event);
woal_ring_push_data(priv, ring_id, &msg_hdr,
connectivity_event);
}
break;
default:
break;
}
done:
LEAVE();
return 0;
}
/**
* @brief send vendor event to kernel
*
* @param priv A pointer to moal_private struct
* @param wake_reason wake_reason
*
* @return 0: success 1: fail
*/
int
woal_wake_reason_vendor_event(moal_private *priv,
mlan_ds_hs_wakeup_reason wake_reason)
{
struct wiphy *wiphy = NULL;
struct sk_buff *skb = NULL;
int event_id = 0;
int ret = 0;
ENTER();
if (!priv || !priv->wdev || !priv->wdev->wiphy) {
PRINTM(MERROR, "priv is null\n");
ret = -EINVAL;
goto done;
}
wiphy = priv->wdev->wiphy;
event_id = woal_get_event_id(event_wake_reason_report);
if (event_max == event_id) {
PRINTM(MERROR, "Not find this event %d\n", event_id);
ret = MLAN_STATUS_FAILURE;
goto done;
}
/**allocate skb*/
#if KERNEL_VERSION(4, 1, 0) <= CFG80211_VERSION_CODE
skb = cfg80211_vendor_event_alloc(wiphy, priv->wdev,
sizeof(wake_reason.hs_wakeup_reason),
event_id, GFP_ATOMIC);
#else
skb = cfg80211_vendor_event_alloc(wiphy,
sizeof(wake_reason.hs_wakeup_reason),
event_id, GFP_ATOMIC);
#endif
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor event\n");
ret = -ENOMEM;
goto done;
}
PRINTM(MINFO, "wake_reason.hs_wakeup_reason = %d\n",
wake_reason.hs_wakeup_reason);
nla_put_u16(skb, ATTR_WAKE_REASON_STAT, wake_reason.hs_wakeup_reason);
/**send event*/
cfg80211_vendor_event(skb, GFP_ATOMIC);
done:
PRINTM(MINFO, "wake reason vendor event ret %d\n", ret);
LEAVE();
return ret;
}
/**
* @brief log wake reason
*
* @param priv A pointer to moal_private struct
* @param wake_reason wake_reason
*
* @return 0: success -1: fail
*/
int
woal_wake_reason_logger(moal_private *priv,
mlan_ds_hs_wakeup_reason wake_reason)
{
int ret = 0;
ENTER();
ret = woal_wake_reason_vendor_event(priv, wake_reason);
LEAVE();
return ret;
}
/**
* @brief vendor command to start packet fate monitor
*
* @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_start_packet_fate_monitor(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct sk_buff *skb = NULL;
t_u32 reply_len = 0;
int ret = 0;
/* TODO: Tune pkt fate monitor for TP, Disabling it for now */
// struct net_device *dev = wdev->netdev;
// moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
ENTER();
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
/* TODO: Tune pkt fate monitor for TP, Disabling it for now */
// priv->pkt_fate_monitor_enable = MTRUE;
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief send vendor event to kernel
*
* @param priv A pointer to moal_private struct
* @param pkt_type tx or rx
* @param fate packet fate
* @param payload_type type of payload
* @param drv_ts_usec driver time in usec
* @param fw_ts_usec firmware time in usec
* @param data frame data
* @param len frame data len
*
* @return 0: success 1: fail
*/
int
woal_packet_fate_vendor_event(moal_private *priv,
packet_fate_packet_type pkt_type,
t_u8 fate, frame_type payload_type,
t_u32 drv_ts_usec, t_u32 fw_ts_usec,
t_u8 *data, t_u32 len)
{
struct wiphy *wiphy = NULL;
struct sk_buff *skb = NULL;
int event_id = 0;
int ret = 0;
PACKET_FATE_REPORT fate_report;
ENTER();
if (!priv || !priv->wdev || !priv->wdev->wiphy) {
PRINTM(MERROR, "priv is null\n");
ret = -EINVAL;
goto done;
}
wiphy = priv->wdev->wiphy;
event_id = woal_get_event_id(event_packet_fate_monitor);
if (event_max == event_id) {
PRINTM(MERROR, "Not find this event %d\n", event_id);
ret = MLAN_STATUS_FAILURE;
goto done;
}
/**allocate skb*/
#if KERNEL_VERSION(4, 1, 0) <= CFG80211_VERSION_CODE
skb = cfg80211_vendor_event_alloc(wiphy, priv->wdev,
len + sizeof(PACKET_FATE_REPORT),
event_id, GFP_ATOMIC);
#else
skb = cfg80211_vendor_event_alloc(wiphy,
len + sizeof(PACKET_FATE_REPORT),
event_id, GFP_ATOMIC);
#endif
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor event\n");
ret = -ENOMEM;
goto done;
}
memset(&fate_report, 0, sizeof(PACKET_FATE_REPORT));
if (pkt_type == PACKET_TYPE_TX) {
fate_report.u.tx_report_i.fate = fate;
fate_report.u.tx_report_i.frame_inf.payload_type = payload_type;
fate_report.u.tx_report_i.frame_inf.driver_timestamp_usec =
drv_ts_usec;
fate_report.u.tx_report_i.frame_inf.firmware_timestamp_usec =
fw_ts_usec;
fate_report.u.tx_report_i.frame_inf.frame_len = len;
nla_put(skb, ATTR_PACKET_FATE_TX, sizeof(PACKET_FATE_REPORT),
&fate_report);
} else {
fate_report.u.rx_report_i.fate = fate;
fate_report.u.rx_report_i.frame_inf.payload_type = payload_type;
fate_report.u.rx_report_i.frame_inf.driver_timestamp_usec =
drv_ts_usec;
fate_report.u.rx_report_i.frame_inf.firmware_timestamp_usec =
fw_ts_usec;
fate_report.u.rx_report_i.frame_inf.frame_len = len;
nla_put(skb, ATTR_PACKET_FATE_RX, sizeof(PACKET_FATE_REPORT),
&fate_report);
}
DBG_HEXDUMP(MCMD_D, "fate_report", (t_u8 *)&fate_report,
sizeof(PACKET_FATE_REPORT));
nla_put(skb, ATTR_PACKET_FATE_DATA, len, data);
DBG_HEXDUMP(MCMD_D, "packet_fate_data", data, len);
/**send event*/
cfg80211_vendor_event(skb, GFP_ATOMIC);
done:
PRINTM(MINFO, "packet fate vendor event ret %d\n", ret);
LEAVE();
return ret;
}
/**
* @brief log packet fate
*
* @param priv A pointer to moal_private struct
* @param pkt_type tx or rx
* @param fate packet fate
* @param payload_type type of payload
* @param drv_ts_usec driver time in usec
* @param fw_ts_usec firmware time in usec
* @param data frame data
* @param len frame data len
*
* @return 0: success -1: fail
*/
int
woal_packet_fate_monitor(moal_private *priv,
packet_fate_packet_type pkt_type, t_u8 fate,
frame_type payload_type, t_u32 drv_ts_usec,
t_u32 fw_ts_usec, t_u8 *data, t_u32 len)
{
int ret = 0;
ENTER();
if (priv->pkt_fate_monitor_enable)
ret = woal_packet_fate_vendor_event(priv, pkt_type, fate,
payload_type, drv_ts_usec,
fw_ts_usec, data, len);
PRINTM(MINFO, "packet fate monitor ret %d\n", ret);
LEAVE();
return ret;
}
/**
* @brief init packet_filter in moal_private
*
* @param priv A pointer to moal_private struct
*
* @return 0: success -1: fail
*/
static int
woal_init_packet_filter(moal_private *priv)
{
int ret = 0;
packet_filter *pkt_filter = NULL;
ENTER();
pkt_filter = vmalloc(sizeof(packet_filter));
if (!unlikely(pkt_filter)) {
PRINTM(MERROR, "WiFi Logger: packet_filter alloc failed\n");
ret = -ENOMEM;
goto done;
}
memset(pkt_filter, 0, sizeof(packet_filter));
spin_lock_init(&pkt_filter->lock);
pkt_filter->packet_filter_max_len = PACKET_FILTER_MAX_LEN;
pkt_filter->packet_filter_len = 0;
pkt_filter->packet_filter_version = APF_VERSION;
pkt_filter->state = PACKET_FILTER_STATE_STOP;
priv->packet_filter = pkt_filter;
done:
LEAVE();
return ret;
}
/**
* @brief deinit packet_filter in moal_private
*
* @param priv A pointer to moal_private struct
*
* @return 0: success -1: fail
*/
static int
woal_deinit_packet_filter(moal_private *priv)
{
int ret = 0;
packet_filter *pkt_filter = NULL;
unsigned long flags;
ENTER();
pkt_filter = priv->packet_filter;
if (!unlikely(pkt_filter))
goto done;
spin_lock_irqsave(&pkt_filter->lock, flags);
pkt_filter->state = PACKET_FILTER_STATE_INIT;
spin_unlock_irqrestore(&pkt_filter->lock, flags);
vfree(pkt_filter);
priv->packet_filter = NULL;
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to set packet filter
*
* @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_packet_filter(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
int ret = 0, rem, type;
const struct nlattr *iter;
packet_filter *pkt_filter = NULL;
t_u32 packet_filter_len = 0;
unsigned long flags;
ENTER();
pkt_filter = priv->packet_filter;
if (!unlikely(pkt_filter) ||
pkt_filter->state == PACKET_FILTER_STATE_INIT) {
PRINTM(MERROR, "packet_filter not init\n");
ret = -EINVAL;
goto done;
}
nla_for_each_attr(iter, data, len, rem) {
type = nla_type(iter);
switch (type) {
case ATTR_PACKET_FILTER_TOTAL_LENGTH:
packet_filter_len = nla_get_u32(iter);
if (packet_filter_len >
pkt_filter->packet_filter_max_len) {
PRINTM(MERROR,
"packet_filter_len exceed max\n");
ret = -EINVAL;
goto done;
}
break;
case ATTR_PACKET_FILTER_PROGRAM:
spin_lock_irqsave(&pkt_filter->lock, flags);
strncpy(pkt_filter->packet_filter_program,
nla_data(iter),
MIN(packet_filter_len, nla_len(iter)));
pkt_filter->packet_filter_len =
MIN(packet_filter_len, nla_len(iter));
pkt_filter->state = PACKET_FILTER_STATE_START;
spin_unlock_irqrestore(&pkt_filter->lock, flags);
DBG_HEXDUMP(MDAT_D, "packet_filter_program",
pkt_filter->packet_filter_program,
pkt_filter->packet_filter_len);
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
ret = -EINVAL;
goto done;
}
}
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to get packet filter capability
*
* @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_get_packet_filter_capability(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_u32 reply_len = 0;
int ret = 0;
packet_filter *pkt_filter;
ENTER();
pkt_filter = priv->packet_filter;
if (!unlikely(pkt_filter)) {
PRINTM(MERROR, "packet_filter not init\n");
ret = -EINVAL;
goto done;
}
reply_len = sizeof(pkt_filter->packet_filter_version) +
sizeof(pkt_filter->packet_filter_max_len);
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, reply_len);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = -ENOMEM;
goto done;
}
if (nla_put_u32(skb, ATTR_PACKET_FILTER_VERSION,
pkt_filter->packet_filter_version) ||
nla_put_u32(skb, ATTR_PACKET_FILTER_MAX_LEN,
pkt_filter->packet_filter_max_len)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
ret = -ENOMEM;
goto done;
}
ret = cfg80211_vendor_cmd_reply(skb);
if (ret)
PRINTM(MERROR, "Vendor command reply failed ret = %d\n", ret);
done:
LEAVE();
return ret;
}
/**
* Runs a packet filtering program over a packet.
*
* @param program the program bytecode.
* @param program_len the length of {@code apf_program} in bytes.
* @param packet the packet bytes, starting from the 802.3 header and not
* including any CRC bytes at the end.
* @param packet_len the length of {@code packet} in bytes.
* @param filter_age the number of seconds since the filter was programmed.
*
* @return non-zero if packet should be passed to AP, zero if
* packet should be dropped.
*/
int
process_packet(const t_u8 *program, t_u32 program_len, const t_u8 *packet,
t_u32 packet_len, t_u32 filter_age)
{
/* Program counter */
t_u32 pc = 0;
/* Memory slot values. */
t_u32 mem[MEM_ITEMS] = { };
/* Register values. */
t_u32 reg[2] = { };
/* Number of instructions remaining to execute. This is done to make
* sure there is upper bound on execution time. It should never be hit
* and is only for safety. Initialize to the number of bytes in the
* program which is an
* upper bound on the number of instructions in the program.
*/
t_u32 instructions_left = program_len;
t_u8 bytecode;
t_u32 opcode;
t_u32 reg_num;
t_u32 len_field;
t_u32 imm_len;
t_u32 end_offs;
t_u32 val = 0;
t_u32 last_pkt_offs;
t_u32 imm = 0;
int32_t sign_imm = 0;
t_u32 offs = 0;
t_u32 i;
t_u32 load_size;
/* Is offset within program bounds? */
#define WITHIN_PROGRAM_BOUNDS(p) (ENFORCE_UNSIGNED(p) && (p) < program_len)
/* Is offset within packet bounds? */
#define WITHIN_PACKET_BOUNDS(p) (ENFORCE_UNSIGNED(p) && (p) < packet_len)
/* Verify an internal condition and accept packet if it fails. */
#define ASSERT_RETURN(c) \
do { \
if (!(c)) \
return PASS_PKT; \
} while (0)
/* If not within program bounds, Accept the packet */
#define ASSERT_WITHIN_PROGRAM_BOUNDS(p) ASSERT_RETURN(WITHIN_PROGRAM_BOUNDS(p))
/* If not within packet bounds, Accept the packet */
#define ASSERT_WITHIN_PKT_BOUNDS(p) ASSERT_RETURN(WITHIN_PACKET_BOUNDS(p))
/* If not within program or not ahead of program counter, Accept the packet */
#define ASSERT_FORWARD_WITHIN_PROGRAM(p) \
ASSERT_RETURN(WITHIN_PROGRAM_BOUNDS(p) && (p) >= pc)
/* Fill in pre-filled memory slot values. */
mem[MEM_OFFSET_PKT_SIZE] = packet_len;
mem[MEM_OFFSET_FILTER_AGE] = filter_age;
ASSERT_WITHIN_PKT_BOUNDS(APF_FRAME_HEADER_SIZE);
/* Only populate if IP version is IPv4. */
if ((packet[APF_FRAME_HEADER_SIZE] & 0xf0) == 0x40) {
mem[MEM_OFFSET_IPV4_HEADER_SIZE] =
(packet[APF_FRAME_HEADER_SIZE] & 15) * 4;
}
do {
if (pc == program_len)
return PASS_PKT;
else if (pc == (program_len + 1))
return DROP_PKT;
ASSERT_WITHIN_PROGRAM_BOUNDS(pc);
bytecode = program[pc++];
opcode = GET_OPCODE(bytecode);
reg_num = GET_REGISTER(bytecode);
/* All instructions have immediate fields, so load them now. */
len_field = GET_IMM_LENGTH(bytecode);
imm = 0;
sign_imm = 0;
#define REG (reg[reg_num])
#define OTHER_REG (reg[reg_num ^ 1])
if (len_field) {
imm_len = 1 << (len_field - 1);
ASSERT_FORWARD_WITHIN_PROGRAM(pc + imm_len - 1);
for (i = 0; i < imm_len; i++)
imm = (imm << 8) | program[pc++];
/* Sign extend imm into signed_imm. */
sign_imm = imm << ((4 - imm_len) * 8);
sign_imm >>= (4 - imm_len) * 8;
}
switch (opcode) {
case NXP_LDB_OPCODE:
case NXP_LDH_OPCODE:
case NXP_LDW_OPCODE:
case NXP_LDBX_OPCODE:
case NXP_LDHX_OPCODE:
case NXP_LDWX_OPCODE:{
offs = imm;
if (opcode >= NXP_LDBX_OPCODE) {
/* Note: this can overflow and actually decrease
* offs.
*/
offs += reg[1];
}
ASSERT_WITHIN_PKT_BOUNDS(offs);
switch (opcode) {
case NXP_LDB_OPCODE:
case NXP_LDBX_OPCODE:
load_size = 1;
break;
case NXP_LDH_OPCODE:
case NXP_LDHX_OPCODE:
load_size = 2;
break;
case NXP_LDW_OPCODE:
case NXP_LDWX_OPCODE:
load_size = 4;
break;
/* Immediately enclosing switch statement
* guarantees
* opcode cannot be any other value.
*/
}
end_offs = offs + (load_size - 1);
/* Catch overflow/wrap-around. */
ASSERT_RETURN(end_offs >= offs);
ASSERT_WITHIN_PKT_BOUNDS(end_offs);
val = 0;
while (load_size--)
val = (val << 8) | packet[offs++];
REG = val;
break;
}
case NXP_JMP_OPCODE:
/* This can jump backwards. Infinite looping prevented
* by instructions_remaining.
*/
pc += imm;
break;
case NXP_JEQ_OPCODE:
case NXP_JNE_OPCODE:
case NXP_JGT_OPCODE:
case NXP_JLT_OPCODE:
case NXP_JSET_OPCODE:
case NXP_JNEBS_OPCODE:{
/* Load second immediate field. */
t_u32 cmp_imm = 0;
if (reg_num == 1) {
cmp_imm = reg[1];
} else if (len_field != 0) {
t_u32 cmp_imm_len =
1 << (len_field - 1);
ASSERT_FORWARD_WITHIN_PROGRAM(pc +
cmp_imm_len
- 1);
for (i = 0; i < cmp_imm_len; i++)
cmp_imm =
(cmp_imm << 8) |
program[pc++];
}
switch (opcode) {
case NXP_JEQ_OPCODE:
if (reg[0] == cmp_imm)
pc += imm;
break;
case NXP_JNE_OPCODE:
if (reg[0] != cmp_imm)
pc += imm;
break;
case NXP_JGT_OPCODE:
if (reg[0] > cmp_imm)
pc += imm;
break;
case NXP_JLT_OPCODE:
if (reg[0] < cmp_imm)
pc += imm;
break;
case NXP_JSET_OPCODE:
if (reg[0] & cmp_imm)
pc += imm;
break;
case NXP_JNEBS_OPCODE:{
/* cmp_imm is size in bytes of data to compare.
* pc is offset of program bytes to compare.
* imm is jump target offset.
* REG is offset of packet bytes to compare.
*/
ASSERT_FORWARD_WITHIN_PROGRAM(pc
+
cmp_imm
-
1);
ASSERT_WITHIN_PKT_BOUNDS(REG);
last_pkt_offs =
REG + cmp_imm - 1;
ASSERT_RETURN(last_pkt_offs >=
REG);
ASSERT_WITHIN_PKT_BOUNDS
(last_pkt_offs);
if (memcmp
(program + pc, packet + REG,
cmp_imm))
pc += imm;
/* skip past comparison bytes */
pc += cmp_imm;
break;
}
}
break;
}
case NXP_ADD_OPCODE:
reg[0] += reg_num ? reg[1] : imm;
break;
case NXP_MUL_OPCODE:
reg[0] *= reg_num ? reg[1] : imm;
break;
case NXP_DIV_OPCODE:{
const t_u32 div_operand =
reg_num ? reg[1] : imm;
ASSERT_RETURN(div_operand);
reg[0] /= div_operand;
break;
}
case NXP_AND_OPCODE:
reg[0] &= reg_num ? reg[1] : imm;
break;
case NXP_OR_OPCODE:
reg[0] |= reg_num ? reg[1] : imm;
break;
case NXP_SH_OPCODE:{
const int32_t shift_val =
reg_num ? (int32_t) reg[1] : sign_imm;
if (shift_val > 0)
reg[0] <<= shift_val;
else
reg[0] >>= -shift_val;
break;
}
case NXP_LI_OPCODE:
REG = sign_imm;
break;
case NXP_EXT_OPCODE:
if (
/* If LDM_EXT_OPCODE is 0 and imm is compared with it, a compiler error will
* result,
* instead just enforce that imm is unsigned (so it's always greater or equal to
* 0).
*/
#if NXP_LDM_EXT_OPCODE == 0
ENFORCE_UNSIGNED(imm) &&
#else
imm >= NXP_LDM_EXT_OPCODE &&
#endif
imm < (NXP_LDM_EXT_OPCODE + MEM_ITEMS)) {
REG = mem[imm - NXP_LDM_EXT_OPCODE];
} else if (imm >= NXP_STM_EXT_OPCODE &&
imm < (NXP_STM_EXT_OPCODE + MEM_ITEMS)) {
mem[imm - NXP_STM_EXT_OPCODE] = REG;
} else
switch (imm) {
case NXP_NOT_EXT_OPCODE:
REG = ~REG;
break;
case NXP_NEG_EXT_OPCODE:
REG = -REG;
break;
case NXP_SWAP_EXT_OPCODE:{
t_u32 tmp = REG;
REG = OTHER_REG;
OTHER_REG = tmp;
break;
}
case NXP_MOV_EXT_OPCODE:
REG = OTHER_REG;
break;
/* Unknown extended opcode */
default:
/* Bail out */
return PASS_PKT;
}
break;
/* Unknown opcode */
default:
/* Bail out */
return PASS_PKT;
}
} while (instructions_left--);
return PASS_PKT;
}
/**
* @brief filter packet
*
* @param priv A pointer to moal_private struct
* @param data packet data
* @param len packet len
* @param filter_age filter age
* @return non-zero if packet should be passed to AP, zero if
* packet should be dropped.
*/
int
woal_filter_packet(moal_private *priv, t_u8 *data, t_u32 len, t_u32 filter_age)
{
packet_filter *pkt_filter = NULL;
int ret = PASS_PKT;
unsigned long flags;
ENTER();
pkt_filter = priv->packet_filter;
if (!unlikely(pkt_filter)) {
PRINTM(MINFO, "packet_filter not init\n");
goto done;
}
if (pkt_filter->state != PACKET_FILTER_STATE_START)
goto done;
DBG_HEXDUMP(MDAT_D, "packet_filter_program",
pkt_filter->packet_filter_program,
pkt_filter->packet_filter_len);
DBG_HEXDUMP(MDAT_D, "packet_filter_data", data, len);
spin_lock_irqsave(&pkt_filter->lock, flags);
ret = process_packet(pkt_filter->packet_filter_program,
pkt_filter->packet_filter_len, data, len,
filter_age);
spin_unlock_irqrestore(&pkt_filter->lock, flags);
done:
PRINTM(MINFO, "packet filter ret %d\n", ret);
LEAVE();
return ret;
}
/**
* @brief init wifi hal
*
* @param priv A pointer to moal_private struct
*
* @return 0: success 1: fail
*/
int
woal_init_wifi_hal(moal_private *priv)
{
ENTER();
woal_init_ring_buffer(priv);
priv->pkt_fate_monitor_enable = MFALSE;
woal_init_packet_filter(priv);
LEAVE();
return 0;
}
/**
* @brief deinit wifi hal
*
* @param priv A pointer to moal_private struct
*
* @return 0: success 1: fail
*/
int
woal_deinit_wifi_hal(moal_private *priv)
{
ENTER();
woal_deinit_ring_buffer(priv);
priv->pkt_fate_monitor_enable = MFALSE;
woal_deinit_packet_filter(priv);
LEAVE();
return 0;
}
/**
* @brief vendor command to get link layer statistic
*
* @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_link_statistic_get(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
struct net_device *dev = wdev->netdev;
moal_private *priv = (moal_private *)woal_get_netdev_priv(dev);
struct sk_buff *skb = NULL;
mlan_ioctl_req *req = NULL;
mlan_ds_get_info *info = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
wifi_radio_stat *radio_stat = NULL;
wifi_radio_stat *radio_stat_tmp = NULL;
wifi_iface_stat *iface_stat = NULL;
t_u32 num_radio = 0, iface_stat_len = 0, radio_stat_len = 0;
int err = -1, length = 0, i;
char *ioctl_link_stats_buf = NULL;
t_u64 cur_time = 0;
t_u64 inter_msec = 0;
t_u64 max_msec = (t_u64)24 * (t_u64)24 * (t_u64)3600 * (t_u64)1000;
moal_handle *handle = priv->phandle;
/* Allocate an IOCTL request buffer */
req = woal_alloc_mlan_ioctl_req(sizeof(t_u32) + BUF_MAXLEN);
if (req == NULL) {
PRINTM(MERROR, "Could not allocate mlan ioctl request!\n");
return -ENOMEM;
}
/* Fill request buffer */
info = (mlan_ds_get_info *)req->pbuf;
info->sub_command = MLAN_OID_LINK_STATS;
req->req_id = MLAN_IOCTL_GET_INFO;
req->action = MLAN_ACT_GET;
/* Send IOCTL request to MLAN */
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status != MLAN_STATUS_SUCCESS) {
PRINTM(MERROR, "get link layer statistic fail\n");
goto done;
}
ioctl_link_stats_buf = info->param.link_statistic;
num_radio = *((t_u32 *)info->param.link_statistic);
radio_stat = (wifi_radio_stat *) (info->param.link_statistic +
sizeof(num_radio));
radio_stat_len = num_radio * sizeof(wifi_radio_stat);
/* Re-write on_time/tx_time/rx_time/on_time_scan from moal handle */
PRINTM(MINFO, "handle->on_time=%llu\n", handle->on_time);
if (handle->on_time) {
moal_get_boot_ktime(handle, &cur_time);
inter_msec = moal_do_div(cur_time - handle->on_time, 1000000);
PRINTM(MINFO, "cur_time=%llu inter_msec=%llu max_msec=%llu\n",
cur_time, inter_msec, max_msec);
/* When we report the time up, u32 is not big enough(represent
* max 49days) and might out of range, make the max value to
* 24days.
*/
if (inter_msec > max_msec) {
PRINTM(MMSG,
"Out of range, set inter_msec=%llu to max_msec=%llu\n",
inter_msec, max_msec);
inter_msec = max_msec;
}
}
PRINTM(MINFO, "handle->tx_time=%llu\n", handle->tx_time);
PRINTM(MINFO, "handle->rx_time=%llu\n", handle->rx_time);
PRINTM(MINFO, "handle->scan_time=%llu\n", handle->scan_time);
radio_stat_tmp = radio_stat;
for (i = 0; i < num_radio; i++) {
radio_stat_tmp->on_time = (t_u32)inter_msec;
radio_stat_tmp->tx_time =
(t_u32)moal_do_div(handle->tx_time, 1000);
radio_stat_tmp->rx_time =
(t_u32)moal_do_div(handle->rx_time, 1000);
radio_stat_tmp->on_time_scan =
(t_u32)moal_do_div(handle->scan_time, 1000);
radio_stat_tmp++;
}
iface_stat = (wifi_iface_stat *) (info->param.link_statistic +
sizeof(num_radio) + radio_stat_len);
iface_stat_len = sizeof(wifi_iface_stat);
/* could get peer info with separate cmd */
for (i = 0; i < iface_stat->num_peers; i++) {
/* no need copy, just increase iface_stat length */
iface_stat_len += sizeof(wifi_peer_info) +
sizeof(wifi_rate_stat) *
iface_stat->peer_info[i].num_rate;
}
/* Here the length doesn't contain addition 2 attribute header length */
length = NLA_HDRLEN * 2 + sizeof(num_radio) + radio_stat_len +
iface_stat_len;
/* Alloc the SKB for vendor_event */
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, length);
if (unlikely(!skb)) {
PRINTM(MERROR, "skb alloc failed\n");
goto done;
}
if (nla_put_u32(skb, ATTR_LL_STATS_NUM_RADIO, num_radio) ||
nla_put(skb, ATTR_LL_STATS_RADIO, radio_stat_len, radio_stat) ||
nla_put(skb, ATTR_LL_STATS_IFACE, iface_stat_len, iface_stat)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
goto done;
}
PRINTM(MDAT_D, "%s: <<< Start DUMP\n", __func__);
PRINTM(MDAT_D, "sizeof(wifi_radio_stat)=%zu\n",
sizeof(wifi_radio_stat));
DBG_HEXDUMP(MDAT_D, "radio_stat", (t_u8 *)radio_stat, radio_stat_len);
PRINTM(MDAT_D, "sizeof(wifi_channel_stat)=%zu\n",
sizeof(wifi_channel_stat));
DBG_HEXDUMP(MDAT_D, "iface_stat", (t_u8 *)iface_stat, iface_stat_len);
PRINTM(MDAT_D, "num_radio=%d\n", num_radio);
radio_stat_tmp = radio_stat;
for (i = 0; i < num_radio; i++) {
PRINTM(MDAT_D, "--radio_stat[%d]--\n", i);
PRINTM(MDAT_D, "radio=%d\n", radio_stat_tmp->radio);
PRINTM(MDAT_D, "on_time=%d\n", radio_stat_tmp->on_time);
PRINTM(MDAT_D, "tx_time=%d\n", radio_stat_tmp->tx_time);
PRINTM(MDAT_D, "reserved0=%d\n", radio_stat_tmp->reserved0);
PRINTM(MDAT_D, "rx_time=%d\n", radio_stat_tmp->rx_time);
PRINTM(MDAT_D, "on_time_scan=%d\n",
radio_stat_tmp->on_time_scan);
PRINTM(MDAT_D, "on_time_nbd=%d\n", radio_stat_tmp->on_time_nbd);
PRINTM(MDAT_D, "on_time_gscan=%d\n",
radio_stat_tmp->on_time_gscan);
PRINTM(MDAT_D, "on_time_roam_scan=%d\n",
radio_stat_tmp->on_time_roam_scan);
PRINTM(MDAT_D, "on_time_pno_scan=%d\n",
radio_stat_tmp->on_time_pno_scan);
PRINTM(MDAT_D, "on_time_hs20=%d\n",
radio_stat_tmp->on_time_hs20);
PRINTM(MDAT_D, "num_channels=%d\n",
radio_stat_tmp->num_channels);
radio_stat_tmp++;
}
PRINTM(MDAT_D, "%s: >>> End DUMP\n", __func__);
err = cfg80211_vendor_cmd_reply(skb);
if (unlikely(err))
PRINTM(MERROR, "Vendor Command reply failed ret:%d\n", err);
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
return err;
}
/**
* @brief API to trigger the link layer statistics collection.
* Unless his API is invoked - link layer statistics will not be collected.
* Radio statistics (once started) do not stop or get reset unless
* wifi_clear_link_stats is invoked, Interface statistics (once started)
* reset and start afresh after each connection.
*
* @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_link_statistic_set(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
moal_private *priv = (moal_private *)woal_get_netdev_priv(wdev->netdev);
struct nlattr *tb[ATTR_LL_STATS_MAX + 1];
wifi_link_layer_params ll_params;
mlan_ioctl_req *req = NULL;
mlan_ds_get_info *info = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
int err = 0;
err = nla_parse(tb, ATTR_LL_STATS_MAX, data, len, NULL
#if KERNEL_VERSION(4, 12, 0) <= CFG80211_VERSION_CODE
, NULL
#endif
);
if (err)
return err;
if (!tb[ATTR_LL_STATS_MPDU_SIZE_THRESHOLD] ||
!tb[ATTR_LL_STATS_AGGRESSIVE_STATS_GATHERING])
return -EINVAL;
ll_params.mpdu_size_threshold =
nla_get_u32(tb[ATTR_LL_STATS_MPDU_SIZE_THRESHOLD]);
ll_params.aggressive_statistics_gathering =
nla_get_u32(tb[ATTR_LL_STATS_AGGRESSIVE_STATS_GATHERING]);
PRINTM(MEVENT,
"link layer params mpdu_size_threshold = 0x%x, aggressive_statistics_gathering = 0x%x\n",
ll_params.mpdu_size_threshold,
ll_params.aggressive_statistics_gathering);
/* Allocate an IOCTL request buffer */
req = woal_alloc_mlan_ioctl_req(sizeof(t_u32) +
sizeof(mlan_ds_get_info));
if (req == NULL) {
PRINTM(MERROR, "Could not allocate mlan ioctl request!\n");
return -ENOMEM;
}
/* Fill request buffer */
info = (mlan_ds_get_info *)req->pbuf;
info->sub_command = MLAN_OID_LINK_STATS;
req->req_id = MLAN_IOCTL_GET_INFO;
req->action = MLAN_ACT_SET;
/* Configure parameter to firmware */
moal_memcpy_ext(priv->phandle, info->param.link_statistic, &ll_params,
sizeof(ll_params),
sizeof(mlan_ds_get_info) - sizeof(t_u32));
/* Send IOCTL request to MLAN */
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status == MLAN_STATUS_SUCCESS)
PRINTM(MMSG, "enable link layer statistic successfully\n");
if (status != MLAN_STATUS_PENDING)
kfree(req);
return 0;
}
/**
* @brief clear function should download command to fimrware,
* so that firmware could cleanup per peer statistic number
*
* @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_link_statistic_clr(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
moal_private *priv = (moal_private *)woal_get_netdev_priv(wdev->netdev);
struct nlattr *tb[ATTR_LL_STATS_MAX + 1];
mlan_ioctl_req *req = NULL;
mlan_ds_get_info *info = NULL;
mlan_status status = MLAN_STATUS_SUCCESS;
u32 stats_clear_req_mask = 0x0, stats_clear_rsp_mask = 0x0;
u8 stop_req = 0x0, stop_rsp = 0x0;
struct sk_buff *skb = NULL;
int err = 0, length = 0;
err = nla_parse(tb, ATTR_LL_STATS_MAX, data, len, NULL
#if KERNEL_VERSION(4, 12, 0) <= CFG80211_VERSION_CODE
, NULL
#endif
);
if (err)
return err;
if (!tb[ATTR_LL_STATS_CLEAR_REQ_MASK])
return -EINVAL;
else
stats_clear_req_mask =
nla_get_u32(tb[ATTR_LL_STATS_CLEAR_REQ_MASK]);
if (!tb[ATTR_LL_STATS_STOP_REQ])
return -EINVAL;
else
stop_req = nla_get_u8(tb[ATTR_LL_STATS_STOP_REQ]);
PRINTM(MEVENT,
"link layer clear stats_clear_req_mask = 0x%x, stop_req = 0x%x\n",
stats_clear_req_mask, stop_req);
/* Allocate an IOCTL request buffer */
req = woal_alloc_mlan_ioctl_req(sizeof(t_u32) +
sizeof(mlan_ds_get_info));
if (req == NULL) {
PRINTM(MERROR, "Could not allocate mlan ioctl request!\n");
return -ENOMEM;
}
/* Fill request buffer */
info = (mlan_ds_get_info *)req->pbuf;
info->sub_command = MLAN_OID_LINK_STATS;
req->req_id = MLAN_IOCTL_GET_INFO;
req->action = MLAN_ACT_CLEAR;
/* Send IOCTL request to MLAN */
status = woal_request_ioctl(priv, req, MOAL_IOCTL_WAIT);
if (status == MLAN_STATUS_SUCCESS)
PRINTM(MMSG, "disable link layer statistic successfully\n");
length = NLA_HDRLEN + sizeof(stats_clear_rsp_mask) + sizeof(stop_rsp);
/* Alloc the SKB for vendor_event */
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, length);
if (unlikely(!skb)) {
PRINTM(MERROR, "skb alloc failed\n");
err = -EINVAL;
goto exit;
}
/* clear api to reset statistics, stats_clear_rsp_mask identifies what
* stats have been cleared stop_req = 1 will imply whether to stop the
* statistics collection. stop_rsp = 1 will imply that stop_req was
* honored and statistics collection was stopped.
*/
stats_clear_rsp_mask = WIFI_STATS_RADIO | WIFI_STATS_IFACE;
stop_rsp = 1;
if (nla_put_u32(skb, ATTR_LL_STATS_CLEAR_RSP_MASK,
stats_clear_rsp_mask) ||
nla_put_u8(skb, ATTR_LL_STATS_STOP_RSP, stop_rsp)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree_skb(skb);
err = -EINVAL;
goto exit;
}
err = cfg80211_vendor_cmd_reply(skb);
if (unlikely(err)) {
PRINTM(MERROR, "Vendor Command reply failed ret:%d\n", err);
goto exit;
;
}
exit:
if (status != MLAN_STATUS_PENDING)
kfree(req);
return err;
}
#ifdef STA_CFG80211
#define RSSI_MONOTOR_START 1
#define RSSI_MONOTOR_STOP 0
/**
* @brief vendor command to control rssi monitor
*
* @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_rssi_monitor(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
struct nlattr *tb[ATTR_RSSI_MONITOR_MAX + 1];
moal_private *priv = (moal_private *)woal_get_netdev_priv(wdev->netdev);
u32 rssi_monitor_control = 0x0;
s8 rssi_min = 0, rssi_max = 0;
int err = 0;
t_u8 *pos = NULL;
struct sk_buff *skb = NULL;
int ret = 0;
ENTER();
if (!priv->media_connected) {
ret = -EINVAL;
goto done;
}
ret = nla_parse(tb, ATTR_RSSI_MONITOR_MAX, data, len, NULL
#if KERNEL_VERSION(4, 12, 0) <= CFG80211_VERSION_CODE
, NULL
#endif
);
if (ret)
goto done;
if (!tb[ATTR_RSSI_MONITOR_CONTROL]) {
ret = -EINVAL;
goto done;
}
rssi_monitor_control = nla_get_u32(tb[ATTR_RSSI_MONITOR_CONTROL]);
if (rssi_monitor_control == RSSI_MONOTOR_START) {
if ((!tb[ATTR_RSSI_MONITOR_MIN_RSSI]) ||
(!tb[ATTR_RSSI_MONITOR_MAX_RSSI])) {
ret = -EINVAL;
goto done;
}
rssi_min = nla_get_s8(tb[ATTR_RSSI_MONITOR_MIN_RSSI]);
rssi_max = nla_get_s8(tb[ATTR_RSSI_MONITOR_MAX_RSSI]);
PRINTM(MEVENT,
"start rssi monitor rssi_min = %d, rssi_max= %d\n",
rssi_min, rssi_max);
/* set rssi low/high threshold */
priv->cqm_rssi_high_thold = rssi_max;
priv->cqm_rssi_thold = rssi_min;
priv->cqm_rssi_hyst = 4;
woal_set_rssi_threshold(priv, 0, MOAL_IOCTL_WAIT);
} else if (rssi_monitor_control == RSSI_MONOTOR_STOP) {
/* stop rssi monitor */
PRINTM(MEVENT, "stop rssi monitor\n");
/* set both rssi_thold/hyst to 0, will trigger subscribe event
* clear
*/
priv->cqm_rssi_high_thold = 0;
priv->cqm_rssi_thold = 0;
priv->cqm_rssi_hyst = 0;
woal_set_rssi_threshold(priv, 0, MOAL_IOCTL_WAIT);
} else {
PRINTM(MERROR, "invalid rssi_monitor control request\n");
ret = -EINVAL;
goto done;
}
/* Alloc the SKB for cmd reply */
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, len);
if (unlikely(!skb)) {
PRINTM(MERROR, "skb alloc failed\n");
ret = -EINVAL;
goto done;
}
pos = skb_put(skb, len);
moal_memcpy_ext(priv->phandle, pos, data, len, len);
err = cfg80211_vendor_cmd_reply(skb);
if (unlikely(err)) {
PRINTM(MERROR, "Vendor Command reply failed ret:%d\n", err);
ret = err;
}
done:
LEAVE();
return ret;
}
/**
* @brief send rssi event to kernel
*
* @param priv A pointer to moal_private
* @param rssi current rssi value
*
* @return N/A
*/
void
woal_cfg80211_rssi_monitor_event(moal_private *priv, t_s16 rssi)
{
struct sk_buff *skb = NULL;
t_s8 rssi_value = 0;
ENTER();
skb = dev_alloc_skb(NLA_HDRLEN * 2 + ETH_ALEN + sizeof(t_s8));
if (!skb)
goto done;
/* convert t_s16 to t_s8 */
rssi_value = -abs(rssi);
if (nla_put(skb, ATTR_RSSI_MONITOR_CUR_BSSID, ETH_ALEN,
priv->conn_bssid) ||
nla_put_s8(skb, ATTR_RSSI_MONITOR_CUR_RSSI, rssi_value)) {
PRINTM(MERROR, "nla_put failed!\n");
kfree(skb);
goto done;
}
woal_cfg80211_vendor_event(priv, event_rssi_monitor, (t_u8 *)skb->data,
skb->len);
kfree(skb);
done:
LEAVE();
}
#endif
/**
* @brief vendor command to get fw roaming capability
*
* @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 fail otherwise
*/
static int
woal_cfg80211_subcmd_get_roaming_capability(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
int ret = MLAN_STATUS_SUCCESS;
wifi_roaming_capabilities capa;
struct sk_buff *skb = NULL;
int err = 0;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
capa.max_blacklist_size = MAX_AP_LIST;
capa.max_whitelist_size = MAX_SSID_NUM;
/* Alloc the SKB for vendor_event */
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy,
sizeof
(wifi_roaming_capabilities) +
50);
if (unlikely(!skb)) {
PRINTM(MERROR, "skb alloc failed\n");
goto done;
}
/* Push the data to the skb */
nla_put(skb, MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CAPA,
sizeof(wifi_roaming_capabilities), (t_u8 *)&capa);
err = cfg80211_vendor_cmd_reply(skb);
if (unlikely(err))
PRINTM(MERROR, "Vendor Command reply failed ret:%d\n", err);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to enable/disable fw roaming
*
* @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 fail otherwise
*/
static int
woal_cfg80211_subcmd_fw_roaming_enable(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
moal_private *priv;
struct net_device *dev;
int ret = MLAN_STATUS_SUCCESS;
struct sk_buff *skb = NULL;
const struct nlattr *iter;
int type, rem, err;
t_u32 fw_roaming_enable = 0;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
if (!priv || !priv->phandle) {
LEAVE();
return -EFAULT;
}
nla_for_each_attr(iter, data, len, rem) {
type = nla_type(iter);
switch (type) {
case MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CONTROL:
fw_roaming_enable = nla_get_u32(iter);
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
ret = -EINVAL;
goto done;
}
}
PRINTM(MMSG, "FW roaming set enable=%d from wifi hal.\n",
fw_roaming_enable);
#if defined(STA_CFG80211)
if (fw_roaming_enable)
priv->roaming_enabled = MTRUE;
else
priv->roaming_enabled = MFALSE;
#endif
/* Alloc the SKB for vendor_event */
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, sizeof(t_u32) + 50);
if (unlikely(!skb)) {
PRINTM(MERROR, "skb alloc failed\n");
goto done;
}
nla_put(skb, MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CONTROL, sizeof(t_u32),
&fw_roaming_enable);
err = cfg80211_vendor_cmd_reply(skb);
if (unlikely(err))
PRINTM(MERROR, "Vendor Command reply failed ret:%d\n", err);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to config blacklist and whitelist for fw roaming
*
* @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 fail otherwise
*/
static int
woal_cfg80211_subcmd_fw_roaming_config(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
moal_private *priv;
struct net_device *dev;
int ret = MLAN_STATUS_SUCCESS;
const struct nlattr *iter;
int type, rem;
wifi_bssid_params blacklist;
wifi_ssid_params whitelist;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
if (!priv || !priv->phandle) {
LEAVE();
return -EFAULT;
}
memset((char *)&blacklist, 0, sizeof(wifi_bssid_params));
memset((char *)&whitelist, 0, sizeof(wifi_ssid_params));
nla_for_each_attr(iter, data, len, rem) {
type = nla_type(iter);
switch (type) {
case MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CONFIG_BSSID:
moal_memcpy_ext(priv->phandle, (t_u8 *)&blacklist,
nla_data(iter), nla_len(iter),
sizeof(wifi_bssid_params));
break;
case MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_CONFIG_SSID:
moal_memcpy_ext(priv->phandle, (t_u8 *)&whitelist,
nla_data(iter), nla_len(iter),
sizeof(wifi_ssid_params));
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
ret = -EINVAL;
goto done;
}
}
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to enable/disable 11k
*
* @param wiphy A pointer to wiphy struct
* @param wdev A pointer to wireless_dev struct
* @param data a pointer to data
* @param data_len data length
*
* @return 0: success <0: fail
*/
static int
woal_cfg80211_subcmd_11k_cfg(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct net_device *dev = NULL;
moal_private *priv = NULL;
mlan_ioctl_req *req = NULL;
struct nlattr *tb_vendor[ATTR_ND_OFFLOAD_MAX + 1];
int ret = 0;
int status = MLAN_STATUS_SUCCESS;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
nla_parse(tb_vendor, ATTR_ND_OFFLOAD_MAX, (struct nlattr *)data,
data_len, NULL
#if KERNEL_VERSION(4, 12, 0) <= CFG80211_VERSION_CODE
, NULL
#endif
);
if (!tb_vendor[ATTR_ND_OFFLOAD_CONTROL]) {
PRINTM(MINFO, "%s: ATTR_ND_OFFLOAD not found\n", __func__);
ret = -EFAULT;
goto done;
}
done:
if (status != MLAN_STATUS_PENDING)
kfree(req);
LEAVE();
return ret;
}
/**
* @brief vendor command to set scan mac oui
*
* @param wiphy A pointer to wiphy struct
* @param wdev A pointer to wireless_dev struct
* @param data a pointer to data
* @param data_len data length
*
* @return 0: success <0: fail
*/
static int
woal_cfg80211_subcmd_set_scan_mac_oui(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct net_device *dev = NULL;
moal_private *priv = NULL;
struct nlattr *tb_vendor[ATTR_WIFI_MAX + 1];
t_u8 mac_oui[3];
int ret = MLAN_STATUS_SUCCESS;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
nla_parse(tb_vendor, ATTR_WIFI_MAX, (struct nlattr *)data, data_len,
NULL
#if KERNEL_VERSION(4, 12, 0) <= CFG80211_VERSION_CODE
, NULL
#endif
);
if (!tb_vendor[ATTR_SCAN_MAC_OUI_SET]) {
PRINTM(MINFO, "%s: ATTR_SCAN_MAC_OUI_SET not found\n",
__func__);
ret = -EFAULT;
goto done;
}
moal_memcpy_ext(priv->phandle, mac_oui,
nla_data(tb_vendor[ATTR_SCAN_MAC_OUI_SET]), 3, 3);
moal_memcpy_ext(priv->phandle, priv->random_mac, priv->current_addr,
ETH_ALEN, MLAN_MAC_ADDR_LENGTH);
moal_memcpy_ext(priv->phandle, priv->random_mac, mac_oui, 3,
MLAN_MAC_ADDR_LENGTH);
PRINTM(MCMND, "random_mac is " FULL_MACSTR "\n",
FULL_MAC2STR(priv->random_mac));
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to start keep alive
*
* @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 fail otherwise
*/
static int
woal_cfg80211_subcmd_start_keep_alive(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
moal_private *priv;
struct net_device *dev;
int ret = MLAN_STATUS_SUCCESS;
int type, rem;
t_u8 mkeep_alive_id = 0;
t_u16 ether_type = 0;
t_u8 *ip_pkt = NULL;
t_u16 ip_pkt_len = 0;
t_u8 src_mac[ETH_ALEN];
t_u8 dst_mac[ETH_ALEN];
t_u32 period_msec = 0;
t_u32 retry_interval = 0;
t_u8 retry_cnt = 0;
const struct nlattr *iter;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
if (!priv) {
LEAVE();
return -EFAULT;
}
nla_for_each_attr(iter, data, len, rem) {
type = nla_type(iter);
switch (type) {
case MKEEP_ALIVE_ATTRIBUTE_ID:
mkeep_alive_id = nla_get_u8(iter);
break;
case MKEEP_ALIVE_ATTRIBUTE_ETHER_TYPE:
ether_type = nla_get_u16(iter);
break;
case MKEEP_ALIVE_ATTRIBUTE_IP_PKT_LEN:
ip_pkt_len = nla_get_u16(iter);
if (ip_pkt_len > MKEEP_ALIVE_IP_PKT_MAX) {
ret = -EINVAL;
goto exit;
}
break;
case MKEEP_ALIVE_ATTRIBUTE_IP_PKT:
if (ip_pkt_len) {
ip_pkt = (u8 *)kzalloc(ip_pkt_len, GFP_ATOMIC);
if (ip_pkt == NULL) {
ret = -ENOMEM;
PRINTM(MERROR,
"Failed to allocate mem for ip packet\n");
goto exit;
}
moal_memcpy_ext(priv->phandle, ip_pkt,
(u8 *)nla_data(iter),
nla_len(iter), ip_pkt_len);
}
break;
case MKEEP_ALIVE_ATTRIBUTE_SRC_MAC_ADDR:
moal_memcpy_ext(priv->phandle, src_mac, nla_data(iter),
nla_len(iter), ETH_ALEN);
break;
case MKEEP_ALIVE_ATTRIBUTE_DST_MAC_ADDR:
moal_memcpy_ext(priv->phandle, dst_mac, nla_data(iter),
nla_len(iter), ETH_ALEN);
break;
case MKEEP_ALIVE_ATTRIBUTE_PERIOD_MSEC:
period_msec = nla_get_u32(iter);
break;
case MKEEP_ALIVE_ATTRIBUTE_RETRY_INTERVAL:
retry_interval = nla_get_u32(iter);
break;
case MKEEP_ALIVE_ATTRIBUTE_RETRY_CNT:
retry_cnt = nla_get_u8(iter);
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
ret = -EINVAL;
goto exit;
}
}
ret = woal_priv_save_cloud_keep_alive_params(priv, mkeep_alive_id, true,
ether_type, ip_pkt,
ip_pkt_len, src_mac,
dst_mac, period_msec,
retry_interval, retry_cnt);
if (ret < 0)
PRINTM(MERROR, "start_mkeep_alive is failed ret: %d\n", ret);
exit:
if (ip_pkt)
kfree(ip_pkt);
LEAVE();
return ret;
}
/**
* @brief vendor command to stop keep alive
*
* @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 fail otherwise
*/
static int
woal_cfg80211_subcmd_stop_keep_alive(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int len)
{
moal_private *priv;
struct net_device *dev;
int ret = MLAN_STATUS_SUCCESS;
int type, rem;
t_u8 mkeep_alive_id = 0;
const struct nlattr *iter;
ENTER();
if (!wdev || !wdev->netdev) {
LEAVE();
return -EFAULT;
}
dev = wdev->netdev;
priv = (moal_private *)woal_get_netdev_priv(dev);
if (!priv) {
LEAVE();
return -EFAULT;
}
nla_for_each_attr(iter, data, len, rem) {
type = nla_type(iter);
switch (type) {
case MKEEP_ALIVE_ATTRIBUTE_ID:
mkeep_alive_id = nla_get_u8(iter);
break;
default:
PRINTM(MERROR, "Unknown type: %d\n", type);
ret = -EINVAL;
break;
}
}
ret = woal_stop_mkeep_alive(priv, mkeep_alive_id, 0, NULL, NULL);
if (ret < 0)
PRINTM(MERROR, "stop_mkeep_alive is failed ret: %d\n", ret);
LEAVE();
return ret;
}
/**
* @brief Upload last keep alive packet to Host through vendor
event
*
* @param priv Pointer to moal_private structure
* @param mkeep_alive Pointer to mlan_ds_misc_keep_alive structure
* @return 0: success fail otherwise
*/
int
woal_mkeep_alive_vendor_event(moal_private *priv,
mlan_ds_misc_keep_alive * mkeep_alive)
{
struct wiphy *wiphy = priv->wdev->wiphy;
struct sk_buff *skb = NULL;
int ret = MLAN_STATUS_SUCCESS;
int event_id = 0;
t_u16 len = 0;
ENTER();
event_id = woal_get_event_id(event_cloud_keep_alive);
if (event_max == event_id) {
PRINTM(MERROR, "Not find this event %d\n", event_id);
ret = MLAN_STATUS_FAILURE;
goto done;
}
if (!mkeep_alive) {
PRINTM(MERROR, "Parameter is NULL\n");
ret = MLAN_STATUS_FAILURE;
goto done;
}
len = mkeep_alive->pkt_len;
/**allocate skb*/
#if KERNEL_VERSION(4, 1, 0) <= CFG80211_VERSION_CODE
skb = cfg80211_vendor_event_alloc(wiphy, priv->wdev, len + 50,
#else
skb = cfg80211_vendor_event_alloc(wiphy, len + 50,
#endif
event_id, GFP_ATOMIC);
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor event\n");
ret = MLAN_STATUS_FAILURE;
goto done;
}
nla_put(skb, MKEEP_ALIVE_ATTRIBUTE_IP_PKT_LEN, sizeof(t_u16), &len);
nla_put(skb, MKEEP_ALIVE_ATTRIBUTE_IP_PKT, len, mkeep_alive->packet);
/**send event*/
cfg80211_vendor_event(skb, GFP_ATOMIC);
done:
LEAVE();
return ret;
}
/**
* @brief vendor command to set enable/disable dfs offload
*
* @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_dfs_offload(struct wiphy *wiphy,
struct wireless_dev *wdev,
const void *data, int data_len)
{
struct sk_buff *skb = NULL;
moal_handle *handle = (moal_handle *)woal_get_wiphy_priv(wiphy);
int dfs_offload;
int ret = 1;
ENTER();
dfs_offload = moal_extflg_isset(handle, EXT_DFS_OFFLOAD);
/** Allocate skb for cmd reply*/
skb = cfg80211_vendor_cmd_alloc_reply_skb(wiphy, sizeof(dfs_offload));
if (!skb) {
PRINTM(MERROR, "allocate memory fail for vendor cmd\n");
ret = 1;
LEAVE();
return ret;
}
nla_put(skb, MRVL_WLAN_VENDOR_ATTR_DFS, sizeof(t_u32), &dfs_offload);
ret = cfg80211_vendor_cmd_reply(skb);
LEAVE();
return ret;
}
// clang-format off
static 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,
.doit = woal_cfg80211_subcmd_set_drvdbg,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_valid_channels,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_get_valid_channels,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_attr_policy,
.maxattr = ATTR_WIFI_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_set_scan_mac_oui,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_set_scan_mac_oui,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_attr_policy,
.maxattr = ATTR_WIFI_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_link_statistic_set,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_link_statistic_set,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_ll_stat_policy,
.maxattr = ATTR_LL_STATS_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_link_statistic_get,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_link_statistic_get,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_link_statistic_clr,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_link_statistic_clr,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_ll_stat_policy,
.maxattr = ATTR_LL_STATS_MAX,
#endif
},
#ifdef STA_CFG80211
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_rssi_monitor,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_rssi_monitor,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_rssi_monitor_policy,
.maxattr = ATTR_RSSI_MONITOR_MAX,
#endif
},
#endif
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_roaming_capability,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_get_roaming_capability,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_fw_roaming_enable,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_fw_roaming_enable,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_fw_roaming_policy,
.maxattr = MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_fw_roaming_config,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_fw_roaming_config,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_fw_roaming_policy,
.maxattr = MRVL_WLAN_VENDOR_ATTR_FW_ROAMING_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_start_keep_alive,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_start_keep_alive,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_keep_alive_policy,
.maxattr = MKEEP_ALIVE_ATTRIBUTE_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_stop_keep_alive,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_stop_keep_alive,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_dfs_capability,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_set_dfs_offload,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_nd_offload},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_11k_cfg,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_nd_offload_policy,
.maxattr = ATTR_ND_OFFLOAD_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_drv_version,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_get_drv_version,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_fw_version,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_get_fw_version,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_wifi_supp_feature_set,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_get_supp_feature_set,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_set_country_code,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_set_country_code,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_wifi_logger_supp_feature_set,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_get_wifi_logger_supp_feature_set,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_logger_policy,
.maxattr = ATTR_WIFI_LOGGER_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_ring_buff_status,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_get_ring_buff_status,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_logger_policy,
.maxattr = ATTR_WIFI_LOGGER_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_start_logging,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_start_logging,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_logger_policy,
.maxattr = ATTR_WIFI_LOGGER_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_ring_buff_data,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_get_ring_data,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_logger_policy,
.maxattr = ATTR_WIFI_LOGGER_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_start_packet_fate_monitor,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_start_packet_fate_monitor,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_fw_mem_dump,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_get_fw_dump,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_drv_mem_dump,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_get_drv_dump,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_set_packet_filter,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_set_packet_filter,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_packet_filter_policy,
.maxattr = ATTR_PACKET_FILTER_MAX,
#endif
},
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_get_packet_filter_capability,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV |
WIPHY_VENDOR_CMD_NEED_NETDEV | WIPHY_VENDOR_CMD_NEED_RUNNING,
.doit = woal_cfg80211_subcmd_get_packet_filter_capability,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = VENDOR_CMD_RAW_DATA,
#endif
},
#if defined(WIFI_LATENCY_MODE_SUPPORT)
{
.info = {
.vendor_id = MRVL_VENDOR_ID,
.subcmd = sub_cmd_set_latency_mode,
},
.flags = WIPHY_VENDOR_CMD_NEED_WDEV | WIPHY_VENDOR_CMD_NEED_NETDEV,
.doit = woal_cfg80211_subcmd_set_wifi_latency_mode,
#if KERNEL_VERSION(5, 3, 0) <= CFG80211_VERSION_CODE
.policy = woal_attr_policy,
.maxattr = ATTR_WIFI_MAX,
#endif
},
#endif
};
// clang-format on
/**
* @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