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gerrit-public.fairphone.software / platform / vendor / qcom-opensource / wlan / qcacld-3.0 / f47bdb9ff78ca767b99943156b5f3bc2b2cda40b / . / core / wma / src / wma_mgmt.c
blob: b2c0b999c5ad1835dcf79211e5f30b03d1385916 [file] [log] [blame]
/*
* Copyright (c) 2013-2020 The Linux Foundation. All rights reserved.
*
* Permission to use, copy, modify, and/or distribute this software for
* any purpose with or without fee is hereby granted, provided that the
* above copyright notice and this permission notice appear in all
* copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL
* WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE
* AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
* DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
* PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
* PERFORMANCE OF THIS SOFTWARE.
*/
/**
* DOC: wma_mgmt.c
*
* This file contains STA/SAP/IBSS and protocol related functions.
*/
/* Header files */
#include "wma.h"
#include "wma_api.h"
#include "cds_api.h"
#include "wmi_unified_api.h"
#include "wlan_qct_sys.h"
#include "wni_api.h"
#include "ani_global.h"
#include "wmi_unified.h"
#include "wni_cfg.h"
#include "qdf_nbuf.h"
#include "qdf_types.h"
#include "qdf_mem.h"
#include "wma_types.h"
#include "lim_api.h"
#include "lim_session_utils.h"
#include "cds_utils.h"
#include "wlan_blm_api.h"
#if !defined(REMOVE_PKT_LOG)
#include "pktlog_ac.h"
#else
#include "pktlog_ac_fmt.h"
#endif /* REMOVE_PKT_LOG */
#include "dbglog_host.h"
#include "csr_api.h"
#include "ol_fw.h"
#include "wma_internal.h"
#include "wlan_policy_mgr_api.h"
#include "cdp_txrx_flow_ctrl_legacy.h"
#include <cdp_txrx_peer_ops.h>
#include <cdp_txrx_pmf.h>
#include <cdp_txrx_cfg.h>
#include <cdp_txrx_cmn.h>
#include <cdp_txrx_misc.h>
#include <cdp_txrx_misc.h>
#include "wlan_mgmt_txrx_tgt_api.h"
#include "wlan_objmgr_psoc_obj.h"
#include "wlan_objmgr_pdev_obj.h"
#include "wlan_objmgr_vdev_obj.h"
#include "wlan_lmac_if_api.h"
#include <cdp_txrx_handle.h>
#include "wma_he.h"
#include <qdf_crypto.h>
#include "wma_twt.h"
#include "wlan_p2p_cfg_api.h"
#include "cfg_ucfg_api.h"
#include "cfg_mlme_sta.h"
#include "wlan_mlme_api.h"
#include "wmi_unified_bcn_api.h"
#include <wlan_crypto_global_api.h>
#include <wlan_mlme_main.h>
#include <../../core/src/vdev_mgr_ops.h>
#if !defined(REMOVE_PKT_LOG)
#include <wlan_logging_sock_svc.h>
#endif
/**
* wma_send_bcn_buf_ll() - prepare and send beacon buffer to fw for LL
* @wma: wma handle
* @vdev_id: vdev id
* @param_buf: SWBA parameters
*
* Return: none
*/
#ifdef WLAN_WMI_BCN
static void wma_send_bcn_buf_ll(tp_wma_handle wma,
uint8_t vdev_id,
WMI_HOST_SWBA_EVENTID_param_tlvs *param_buf)
{
struct ieee80211_frame *wh;
struct beacon_info *bcn;
wmi_tim_info *tim_info = param_buf->tim_info;
uint8_t *bcn_payload;
QDF_STATUS ret;
struct beacon_tim_ie *tim_ie;
wmi_p2p_noa_info *p2p_noa_info = param_buf->p2p_noa_info;
struct p2p_sub_element_noa noa_ie;
struct wmi_bcn_send_from_host params;
uint8_t i;
bcn = wma->interfaces[vdev_id].beacon;
if (!bcn || !bcn->buf) {
WMA_LOGE("%s: Invalid beacon buffer", __func__);
return;
}
if (!param_buf->tim_info || !param_buf->p2p_noa_info) {
WMA_LOGE("%s: Invalid tim info or p2p noa info", __func__);
return;
}
if (WMI_UNIFIED_NOA_ATTR_NUM_DESC_GET(p2p_noa_info) >
WMI_P2P_MAX_NOA_DESCRIPTORS) {
WMA_LOGE("%s: Too many descriptors %d", __func__,
WMI_UNIFIED_NOA_ATTR_NUM_DESC_GET(p2p_noa_info));
return;
}
qdf_spin_lock_bh(&bcn->lock);
bcn_payload = qdf_nbuf_data(bcn->buf);
tim_ie = (struct beacon_tim_ie *)(&bcn_payload[bcn->tim_ie_offset]);
if (tim_info->tim_changed) {
if (tim_info->tim_num_ps_pending)
qdf_mem_copy(&tim_ie->tim_bitmap, tim_info->tim_bitmap,
WMA_TIM_SUPPORTED_PVB_LENGTH);
else
qdf_mem_zero(&tim_ie->tim_bitmap,
WMA_TIM_SUPPORTED_PVB_LENGTH);
/*
* Currently we support fixed number of
* peers as limited by HAL_NUM_STA.
* tim offset is always 0
*/
tim_ie->tim_bitctl = 0;
}
/* Update DTIM Count */
if (tim_ie->dtim_count == 0)
tim_ie->dtim_count = tim_ie->dtim_period - 1;
else
tim_ie->dtim_count--;
/*
* DTIM count needs to be backedup so that
* when umac updates the beacon template
* current dtim count can be updated properly
*/
bcn->dtim_count = tim_ie->dtim_count;
/* update state for buffered multicast frames on DTIM */
if (tim_info->tim_mcast && (tim_ie->dtim_count == 0 ||
tim_ie->dtim_period == 1))
tim_ie->tim_bitctl |= 1;
else
tim_ie->tim_bitctl &= ~1;
/* To avoid sw generated frame sequence the same as H/W generated frame,
* the value lower than min_sw_seq is reserved for HW generated frame
*/
if ((bcn->seq_no & IEEE80211_SEQ_MASK) < MIN_SW_SEQ)
bcn->seq_no = MIN_SW_SEQ;
wh = (struct ieee80211_frame *)bcn_payload;
*(uint16_t *) &wh->i_seq[0] = htole16(bcn->seq_no
<< IEEE80211_SEQ_SEQ_SHIFT);
bcn->seq_no++;
if (WMI_UNIFIED_NOA_ATTR_IS_MODIFIED(p2p_noa_info)) {
qdf_mem_zero(&noa_ie, sizeof(noa_ie));
noa_ie.index =
(uint8_t) WMI_UNIFIED_NOA_ATTR_INDEX_GET(p2p_noa_info);
noa_ie.oppPS =
(uint8_t) WMI_UNIFIED_NOA_ATTR_OPP_PS_GET(p2p_noa_info);
noa_ie.ctwindow =
(uint8_t) WMI_UNIFIED_NOA_ATTR_CTWIN_GET(p2p_noa_info);
noa_ie.num_descriptors = (uint8_t)
WMI_UNIFIED_NOA_ATTR_NUM_DESC_GET(p2p_noa_info);
WMA_LOGI("%s: index %u, oppPs %u, ctwindow %u, num_descriptors = %u",
__func__, noa_ie.index,
noa_ie.oppPS, noa_ie.ctwindow, noa_ie.num_descriptors);
for (i = 0; i < noa_ie.num_descriptors; i++) {
noa_ie.noa_descriptors[i].type_count =
(uint8_t) p2p_noa_info->noa_descriptors[i].
type_count;
noa_ie.noa_descriptors[i].duration =
p2p_noa_info->noa_descriptors[i].duration;
noa_ie.noa_descriptors[i].interval =
p2p_noa_info->noa_descriptors[i].interval;
noa_ie.noa_descriptors[i].start_time =
p2p_noa_info->noa_descriptors[i].start_time;
WMA_LOGI("%s: NoA descriptor[%d] type_count %u, duration %u, interval %u, start_time = %u",
__func__, i,
noa_ie.noa_descriptors[i].type_count,
noa_ie.noa_descriptors[i].duration,
noa_ie.noa_descriptors[i].interval,
noa_ie.noa_descriptors[i].start_time);
}
wma_update_noa(bcn, &noa_ie);
/* Send a msg to LIM to update the NoA IE in probe response
* frames transmitted by the host
*/
wma_update_probe_resp_noa(wma, &noa_ie);
}
if (bcn->dma_mapped) {
qdf_nbuf_unmap_single(wma->qdf_dev, bcn->buf, QDF_DMA_TO_DEVICE);
bcn->dma_mapped = 0;
}
ret = qdf_nbuf_map_single(wma->qdf_dev, bcn->buf, QDF_DMA_TO_DEVICE);
if (ret != QDF_STATUS_SUCCESS) {
WMA_LOGE("%s: failed map beacon buf to DMA region", __func__);
qdf_spin_unlock_bh(&bcn->lock);
return;
}
bcn->dma_mapped = 1;
params.vdev_id = vdev_id;
params.data_len = bcn->len;
params.frame_ctrl = *((A_UINT16 *) wh->i_fc);
params.frag_ptr = qdf_nbuf_get_frag_paddr(bcn->buf, 0);
params.dtim_flag = 0;
/* notify Firmware of DTM and mcast/bcast traffic */
if (tim_ie->dtim_count == 0) {
params.dtim_flag |= WMI_BCN_SEND_DTIM_ZERO;
/* deliver mcast/bcast traffic in next DTIM beacon */
if (tim_ie->tim_bitctl & 0x01)
params.dtim_flag |= WMI_BCN_SEND_DTIM_BITCTL_SET;
}
wmi_unified_bcn_buf_ll_cmd(wma->wmi_handle,
&params);
qdf_spin_unlock_bh(&bcn->lock);
}
#else
static inline void
wma_send_bcn_buf_ll(tp_wma_handle wma,
uint8_t vdev_id,
WMI_HOST_SWBA_EVENTID_param_tlvs *param_buf)
{
}
#endif
/**
* wma_beacon_swba_handler() - swba event handler
* @handle: wma handle
* @event: event data
* @len: data length
*
* SWBA event is alert event to Host requesting host to Queue a beacon
* for transmission use only in host beacon mode
*
* Return: 0 for success or error code
*/
#ifdef WLAN_WMI_BCN
int wma_beacon_swba_handler(void *handle, uint8_t *event, uint32_t len)
{
tp_wma_handle wma = (tp_wma_handle) handle;
WMI_HOST_SWBA_EVENTID_param_tlvs *param_buf;
wmi_host_swba_event_fixed_param *swba_event;
uint32_t vdev_map;
uint8_t vdev_id = 0;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
param_buf = (WMI_HOST_SWBA_EVENTID_param_tlvs *) event;
if (!param_buf) {
WMA_LOGE("Invalid swba event buffer");
return -EINVAL;
}
swba_event = param_buf->fixed_param;
vdev_map = swba_event->vdev_map;
wma_debug("vdev_map = %d", vdev_map);
for (; vdev_map && vdev_id < wma->max_bssid;
vdev_id++, vdev_map >>= 1) {
if (!(vdev_map & 0x1))
continue;
if (!cdp_cfg_is_high_latency(soc,
(struct cdp_cfg *)cds_get_context(QDF_MODULE_ID_CFG)))
wma_send_bcn_buf_ll(wma, vdev_id, param_buf);
break;
}
return 0;
}
#else
static inline int
wma_beacon_swba_handler(void *handle, uint8_t *event, uint32_t len)
{
return 0;
}
#endif
#ifdef FEATURE_WLAN_DIAG_SUPPORT
void wma_sta_kickout_event(uint32_t kickout_reason, uint8_t vdev_id,
uint8_t *macaddr)
{
WLAN_HOST_DIAG_EVENT_DEF(sta_kickout, struct host_event_wlan_kickout);
qdf_mem_zero(&sta_kickout, sizeof(sta_kickout));
sta_kickout.reasoncode = kickout_reason;
sta_kickout.vdev_id = vdev_id;
if (macaddr)
qdf_mem_copy(sta_kickout.peer_mac, macaddr,
QDF_MAC_ADDR_SIZE);
WLAN_HOST_DIAG_EVENT_REPORT(&sta_kickout, EVENT_WLAN_STA_KICKOUT);
}
#endif
int wma_peer_sta_kickout_event_handler(void *handle, uint8_t *event,
uint32_t len)
{
tp_wma_handle wma = (tp_wma_handle) handle;
WMI_PEER_STA_KICKOUT_EVENTID_param_tlvs *param_buf = NULL;
wmi_peer_sta_kickout_event_fixed_param *kickout_event = NULL;
uint8_t vdev_id, macaddr[QDF_MAC_ADDR_SIZE];
tpDeleteStaContext del_sta_ctx;
struct ibss_peer_inactivity_ind *inactivity;
uint8_t *addr, *bssid;
struct wlan_objmgr_vdev *vdev;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
param_buf = (WMI_PEER_STA_KICKOUT_EVENTID_param_tlvs *) event;
kickout_event = param_buf->fixed_param;
WMI_MAC_ADDR_TO_CHAR_ARRAY(&kickout_event->peer_macaddr, macaddr);
if (cdp_peer_get_vdevid(soc, macaddr, &vdev_id) !=
QDF_STATUS_SUCCESS) {
WMA_LOGE("Not able to find BSSID for peer ["QDF_MAC_ADDR_FMT"]",
QDF_MAC_ADDR_REF(macaddr));
return -EINVAL;
}
vdev = wma->interfaces[vdev_id].vdev;
if (!vdev) {
WMA_LOGE("Not able to find vdev for VDEV_%d", vdev_id);
return -EINVAL;
}
addr = wlan_vdev_mlme_get_macaddr(vdev);
wma_nofl_info("STA kickout for "QDF_MAC_ADDR_FMT", on mac "QDF_MAC_ADDR_FMT", vdev %d, reason:%d",
QDF_MAC_ADDR_REF(macaddr), QDF_MAC_ADDR_REF(addr),
vdev_id, kickout_event->reason);
if (wma->interfaces[vdev_id].roaming_in_progress) {
WMA_LOGE("Ignore STA kick out since roaming is in progress");
return -EINVAL;
}
bssid = wma_get_vdev_bssid(wma->interfaces[vdev_id].vdev);
if (!bssid) {
WMA_LOGE("%s: Failed to get bssid for vdev_%d",
__func__, vdev_id);
return -ENOMEM;
}
switch (kickout_event->reason) {
case WMI_PEER_STA_KICKOUT_REASON_IBSS_DISCONNECT:
inactivity = qdf_mem_malloc(sizeof(*inactivity));
if (!inactivity) {
WMA_LOGE("QDF MEM Alloc Failed for tSirIbssPeerInactivity");
return -ENOMEM;
}
qdf_mem_copy(inactivity->peer_addr.bytes, macaddr,
QDF_MAC_ADDR_SIZE);
wma_send_msg(wma, WMA_IBSS_PEER_INACTIVITY_IND,
inactivity, 0);
goto exit_handler;
#ifdef FEATURE_WLAN_TDLS
case WMI_PEER_STA_KICKOUT_REASON_TDLS_DISCONNECT:
del_sta_ctx = (tpDeleteStaContext)
qdf_mem_malloc(sizeof(tDeleteStaContext));
if (!del_sta_ctx) {
WMA_LOGE("%s: mem alloc failed for struct del_sta_context for TDLS peer: "QDF_MAC_ADDR_FMT,
__func__, QDF_MAC_ADDR_REF(macaddr));
return -ENOMEM;
}
del_sta_ctx->is_tdls = true;
del_sta_ctx->vdev_id = vdev_id;
qdf_mem_copy(del_sta_ctx->addr2, macaddr, QDF_MAC_ADDR_SIZE);
qdf_mem_copy(del_sta_ctx->bssId, bssid,
QDF_MAC_ADDR_SIZE);
del_sta_ctx->reasonCode = HAL_DEL_STA_REASON_CODE_KEEP_ALIVE;
wma_send_msg(wma, SIR_LIM_DELETE_STA_CONTEXT_IND,
(void *)del_sta_ctx, 0);
goto exit_handler;
#endif /* FEATURE_WLAN_TDLS */
case WMI_PEER_STA_KICKOUT_REASON_UNSPECIFIED:
/*
* Default legacy value used by original firmware implementation
*/
if (wma->interfaces[vdev_id].type == WMI_VDEV_TYPE_STA &&
(wma->interfaces[vdev_id].sub_type == 0 ||
wma->interfaces[vdev_id].sub_type ==
WMI_UNIFIED_VDEV_SUBTYPE_P2P_CLIENT) &&
!qdf_mem_cmp(bssid,
macaddr, QDF_MAC_ADDR_SIZE)) {
wma_sta_kickout_event(
HOST_STA_KICKOUT_REASON_UNSPECIFIED, vdev_id, macaddr);
/*
* KICKOUT event is for current station-AP connection.
* Treat it like final beacon miss. Station may not have
* missed beacons but not able to transmit frames to AP
* for a long time. Must disconnect to get out of
* this sticky situation.
* In future implementation, roaming module will also
* handle this event and perform a scan.
*/
WMA_LOGW("%s: WMI_PEER_STA_KICKOUT_REASON_UNSPECIFIED event for STA",
__func__);
wma_beacon_miss_handler(wma, vdev_id,
kickout_event->rssi);
goto exit_handler;
}
break;
case WMI_PEER_STA_KICKOUT_REASON_XRETRY:
case WMI_PEER_STA_KICKOUT_REASON_INACTIVITY:
/*
* Handle SA query kickout is same as inactivity kickout.
* This could be for STA or SAP role
*/
case WMI_PEER_STA_KICKOUT_REASON_SA_QUERY_TIMEOUT:
default:
break;
}
/*
* default action is to send delete station context indication to LIM
*/
del_sta_ctx =
(tDeleteStaContext *) qdf_mem_malloc(sizeof(tDeleteStaContext));
if (!del_sta_ctx) {
WMA_LOGE("QDF MEM Alloc Failed for struct del_sta_context");
return -ENOMEM;
}
del_sta_ctx->is_tdls = false;
del_sta_ctx->vdev_id = vdev_id;
qdf_mem_copy(del_sta_ctx->addr2, macaddr, QDF_MAC_ADDR_SIZE);
qdf_mem_copy(del_sta_ctx->bssId, addr, QDF_MAC_ADDR_SIZE);
if (kickout_event->reason ==
WMI_PEER_STA_KICKOUT_REASON_SA_QUERY_TIMEOUT)
del_sta_ctx->reasonCode =
HAL_DEL_STA_REASON_CODE_SA_QUERY_TIMEOUT;
else if (kickout_event->reason == WMI_PEER_STA_KICKOUT_REASON_XRETRY)
del_sta_ctx->reasonCode = HAL_DEL_STA_REASON_CODE_XRETRY;
else
del_sta_ctx->reasonCode = HAL_DEL_STA_REASON_CODE_KEEP_ALIVE;
if (wmi_service_enabled(wma->wmi_handle,
wmi_service_hw_db2dbm_support))
del_sta_ctx->rssi = kickout_event->rssi;
else
del_sta_ctx->rssi = kickout_event->rssi +
WMA_TGT_NOISE_FLOOR_DBM;
wma_sta_kickout_event(del_sta_ctx->reasonCode, vdev_id, macaddr);
wma_send_msg(wma, SIR_LIM_DELETE_STA_CONTEXT_IND, (void *)del_sta_ctx,
0);
wma_lost_link_info_handler(wma, vdev_id, del_sta_ctx->rssi);
exit_handler:
return 0;
}
int wma_unified_bcntx_status_event_handler(void *handle,
uint8_t *cmd_param_info,
uint32_t len)
{
tp_wma_handle wma = (tp_wma_handle) handle;
WMI_OFFLOAD_BCN_TX_STATUS_EVENTID_param_tlvs *param_buf;
wmi_offload_bcn_tx_status_event_fixed_param *resp_event;
tSirFirstBeaconTxCompleteInd *beacon_tx_complete_ind;
param_buf =
(WMI_OFFLOAD_BCN_TX_STATUS_EVENTID_param_tlvs *) cmd_param_info;
if (!param_buf) {
WMA_LOGE("Invalid bcn tx response event buffer");
return -EINVAL;
}
resp_event = param_buf->fixed_param;
if (resp_event->vdev_id >= wma->max_bssid) {
WMA_LOGE("%s: received invalid vdev_id %d",
__func__, resp_event->vdev_id);
return -EINVAL;
}
/* Check for valid handle to ensure session is not
* deleted in any race
*/
if (!wma->interfaces[resp_event->vdev_id].vdev) {
WMA_LOGE("%s: vdev is NULL for vdev_%d",
__func__, resp_event->vdev_id);
return -EINVAL;
}
/* Beacon Tx Indication supports only AP mode. Ignore in other modes */
if (wma_is_vdev_in_ap_mode(wma, resp_event->vdev_id) == false) {
WMA_LOGI("%s: Beacon Tx Indication does not support type %d and sub_type %d",
__func__, wma->interfaces[resp_event->vdev_id].type,
wma->interfaces[resp_event->vdev_id].sub_type);
return 0;
}
beacon_tx_complete_ind = (tSirFirstBeaconTxCompleteInd *)
qdf_mem_malloc(sizeof(tSirFirstBeaconTxCompleteInd));
if (!beacon_tx_complete_ind) {
WMA_LOGE("%s: Failed to alloc beacon_tx_complete_ind",
__func__);
return -ENOMEM;
}
beacon_tx_complete_ind->messageType = WMA_DFS_BEACON_TX_SUCCESS_IND;
beacon_tx_complete_ind->length = sizeof(tSirFirstBeaconTxCompleteInd);
beacon_tx_complete_ind->bss_idx = resp_event->vdev_id;
wma_send_msg(wma, WMA_DFS_BEACON_TX_SUCCESS_IND,
(void *)beacon_tx_complete_ind, 0);
return 0;
}
/**
* wma_get_go_probe_timeout() - get P2P GO probe timeout
* @mac: UMAC handler
* @max_inactive_time: return max inactive time
* @max_unresponsive_time: return max unresponsive time
*
* Return: none
*/
#ifdef CONVERGED_P2P_ENABLE
static inline void
wma_get_go_probe_timeout(struct mac_context *mac,
uint32_t *max_inactive_time,
uint32_t *max_unresponsive_time)
{
uint32_t keep_alive;
QDF_STATUS status;
status = cfg_p2p_get_go_link_monitor_period(mac->psoc,
max_inactive_time);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("Failed to go monitor period");
*max_inactive_time = WMA_LINK_MONITOR_DEFAULT_TIME_SECS;
}
status = cfg_p2p_get_go_keepalive_period(mac->psoc,
&keep_alive);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("Failed to read go keep alive");
keep_alive = WMA_KEEP_ALIVE_DEFAULT_TIME_SECS;
}
*max_unresponsive_time = *max_inactive_time + keep_alive;
}
#else
static inline void
wma_get_go_probe_timeout(struct mac_context *mac,
uint32_t *max_inactive_time,
uint32_t *max_unresponsive_time)
{
}
#endif
/**
* wma_get_link_probe_timeout() - get link timeout based on sub type
* @mac: UMAC handler
* @sub_type: vdev syb type
* @max_inactive_time: return max inactive time
* @max_unresponsive_time: return max unresponsive time
*
* Return: none
*/
static inline void
wma_get_link_probe_timeout(struct mac_context *mac,
uint32_t sub_type,
uint32_t *max_inactive_time,
uint32_t *max_unresponsive_time)
{
if (sub_type == WMI_UNIFIED_VDEV_SUBTYPE_P2P_GO) {
wma_get_go_probe_timeout(mac, max_inactive_time,
max_unresponsive_time);
} else {
*max_inactive_time =
mac->mlme_cfg->timeouts.ap_link_monitor_timeout;
*max_unresponsive_time = *max_inactive_time +
mac->mlme_cfg->timeouts.ap_keep_alive_timeout;
}
}
/**
* wma_verify_rate_code() - verify if rate code is valid.
* @rate_code: rate code
* @band: band information
*
* Return: verify result
*/
static bool wma_verify_rate_code(u_int32_t rate_code, enum cds_band_type band)
{
uint8_t preamble, nss, rate;
bool valid = true;
preamble = (rate_code & 0xc0) >> 6;
nss = (rate_code & 0x30) >> 4;
rate = rate_code & 0xf;
switch (preamble) {
case WMI_RATE_PREAMBLE_CCK:
if (nss != 0 || rate > 3 || band == CDS_BAND_5GHZ)
valid = false;
break;
case WMI_RATE_PREAMBLE_OFDM:
if (nss != 0 || rate > 7)
valid = false;
break;
case WMI_RATE_PREAMBLE_HT:
if (nss != 0 || rate > 7)
valid = false;
break;
case WMI_RATE_PREAMBLE_VHT:
if (nss != 0 || rate > 9)
valid = false;
break;
default:
break;
}
return valid;
}
#define TX_MGMT_RATE_2G_ENABLE_OFFSET 30
#define TX_MGMT_RATE_5G_ENABLE_OFFSET 31
#define TX_MGMT_RATE_2G_OFFSET 0
#define TX_MGMT_RATE_5G_OFFSET 12
/**
* wma_set_mgmt_rate() - set vdev mgmt rate.
* @wma: wma handle
* @vdev_id: vdev id
*
* Return: None
*/
void wma_set_vdev_mgmt_rate(tp_wma_handle wma, uint8_t vdev_id)
{
uint32_t cfg_val;
int ret;
uint32_t per_band_mgmt_tx_rate = 0;
enum cds_band_type band = 0;
struct mac_context *mac = cds_get_context(QDF_MODULE_ID_PE);
if (!mac) {
WMA_LOGE("%s: Failed to get mac", __func__);
return;
}
cfg_val = mac->mlme_cfg->sap_cfg.rate_tx_mgmt;
band = CDS_BAND_ALL;
if ((cfg_val == MLME_CFG_TX_MGMT_RATE_DEF) ||
!wma_verify_rate_code(cfg_val, band)) {
wma_nofl_debug("default WNI_CFG_RATE_FOR_TX_MGMT, ignore");
} else {
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_MGMT_TX_RATE,
cfg_val);
if (ret)
WMA_LOGE("Failed to set WMI_VDEV_PARAM_MGMT_TX_RATE");
}
cfg_val = mac->mlme_cfg->sap_cfg.rate_tx_mgmt_2g;
band = CDS_BAND_2GHZ;
if ((cfg_val == MLME_CFG_TX_MGMT_2G_RATE_DEF) ||
!wma_verify_rate_code(cfg_val, band)) {
wma_nofl_debug("use default 2G MGMT rate.");
per_band_mgmt_tx_rate &=
~(1 << TX_MGMT_RATE_2G_ENABLE_OFFSET);
} else {
per_band_mgmt_tx_rate |=
(1 << TX_MGMT_RATE_2G_ENABLE_OFFSET);
per_band_mgmt_tx_rate |=
((cfg_val & 0x7FF) << TX_MGMT_RATE_2G_OFFSET);
}
cfg_val = mac->mlme_cfg->sap_cfg.rate_tx_mgmt;
band = CDS_BAND_5GHZ;
if ((cfg_val == MLME_CFG_TX_MGMT_5G_RATE_DEF) ||
!wma_verify_rate_code(cfg_val, band)) {
wma_nofl_debug("use default 5G MGMT rate.");
per_band_mgmt_tx_rate &=
~(1 << TX_MGMT_RATE_5G_ENABLE_OFFSET);
} else {
per_band_mgmt_tx_rate |=
(1 << TX_MGMT_RATE_5G_ENABLE_OFFSET);
per_band_mgmt_tx_rate |=
((cfg_val & 0x7FF) << TX_MGMT_RATE_5G_OFFSET);
}
ret = wma_vdev_set_param(
wma->wmi_handle,
vdev_id,
WMI_VDEV_PARAM_PER_BAND_MGMT_TX_RATE,
per_band_mgmt_tx_rate);
if (ret)
WMA_LOGE("Failed to set WMI_VDEV_PARAM_PER_BAND_MGMT_TX_RATE");
}
/**
* wma_set_sap_keepalive() - set SAP keep alive parameters to fw
* @wma: wma handle
* @vdev_id: vdev id
*
* Return: none
*/
void wma_set_sap_keepalive(tp_wma_handle wma, uint8_t vdev_id)
{
uint32_t min_inactive_time, max_inactive_time, max_unresponsive_time;
struct mac_context *mac = cds_get_context(QDF_MODULE_ID_PE);
QDF_STATUS status;
if (!mac) {
WMA_LOGE("%s: Failed to get mac", __func__);
return;
}
wma_get_link_probe_timeout(mac, wma->interfaces[vdev_id].sub_type,
&max_inactive_time, &max_unresponsive_time);
min_inactive_time = max_inactive_time / 2;
status = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_AP_KEEPALIVE_MIN_IDLE_INACTIVE_TIME_SECS,
min_inactive_time);
if (QDF_IS_STATUS_ERROR(status))
WMA_LOGE("Failed to Set AP MIN IDLE INACTIVE TIME");
status = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_IDLE_INACTIVE_TIME_SECS,
max_inactive_time);
if (QDF_IS_STATUS_ERROR(status))
WMA_LOGE("Failed to Set AP MAX IDLE INACTIVE TIME");
status = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_AP_KEEPALIVE_MAX_UNRESPONSIVE_TIME_SECS,
max_unresponsive_time);
if (QDF_IS_STATUS_ERROR(status))
WMA_LOGE("Failed to Set MAX UNRESPONSIVE TIME");
wma_debug("vdev_id:%d min_inactive_time: %u max_inactive_time: %u max_unresponsive_time: %u",
vdev_id, min_inactive_time, max_inactive_time,
max_unresponsive_time);
}
/**
* wma_set_sta_sa_query_param() - set sta sa query parameters
* @wma: wma handle
* @vdev_id: vdev id
* This function sets sta query related parameters in fw.
*
* Return: none
*/
void wma_set_sta_sa_query_param(tp_wma_handle wma,
uint8_t vdev_id)
{
struct mac_context *mac = cds_get_context(QDF_MODULE_ID_PE);
uint8_t max_retries;
uint16_t retry_interval;
if (!mac) {
WMA_LOGE(FL("mac context is NULL"));
return;
}
max_retries = mac->mlme_cfg->gen.pmf_sa_query_max_retries;
retry_interval = mac->mlme_cfg->gen.pmf_sa_query_retry_interval;
wmi_unified_set_sta_sa_query_param_cmd(wma->wmi_handle,
vdev_id,
max_retries,
retry_interval);
}
/**
* wma_set_sta_keep_alive() - set sta keep alive parameters
* @wma: wma handle
* @vdev_id: vdev id
* @method: method for keep alive
* @timeperiod: time period
* @hostv4addr: host ipv4 address
* @destv4addr: dst ipv4 address
* @destmac: destination mac
*
* This function sets keep alive related parameters in fw.
*
* Return: none
*/
void wma_set_sta_keep_alive(tp_wma_handle wma, uint8_t vdev_id,
uint32_t method, uint32_t timeperiod,
uint8_t *hostv4addr, uint8_t *destv4addr,
uint8_t *destmac)
{
struct sta_keep_alive_params params = { 0 };
if (!wma) {
WMA_LOGE("%s: wma handle is NULL", __func__);
return;
}
if (timeperiod > cfg_max(CFG_INFRA_STA_KEEP_ALIVE_PERIOD)) {
WMI_LOGE("Invalid period %d Max limit %d", timeperiod,
cfg_max(CFG_INFRA_STA_KEEP_ALIVE_PERIOD));
return;
}
params.vdev_id = vdev_id;
params.method = method;
params.timeperiod = timeperiod;
if (hostv4addr)
qdf_mem_copy(params.hostv4addr, hostv4addr, QDF_IPV4_ADDR_SIZE);
if (destv4addr)
qdf_mem_copy(params.destv4addr, destv4addr, QDF_IPV4_ADDR_SIZE);
if (destmac)
qdf_mem_copy(params.destmac, destmac, QDF_MAC_ADDR_SIZE);
wmi_unified_set_sta_keep_alive_cmd(wma->wmi_handle, &params);
}
/**
* wma_vdev_install_key_complete_event_handler() - install key complete handler
* @handle: wma handle
* @event: event data
* @len: data length
*
* This event is sent by fw once WPA/WPA2 keys are installed in fw.
*
* Return: 0 for success or error code
*/
int wma_vdev_install_key_complete_event_handler(void *handle,
uint8_t *event,
uint32_t len)
{
WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID_param_tlvs *param_buf = NULL;
wmi_vdev_install_key_complete_event_fixed_param *key_fp = NULL;
if (!event) {
WMA_LOGE("%s: event param null", __func__);
return -EINVAL;
}
param_buf = (WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID_param_tlvs *) event;
if (!param_buf) {
WMA_LOGE("%s: received null buf from target", __func__);
return -EINVAL;
}
key_fp = param_buf->fixed_param;
if (!key_fp) {
WMA_LOGE("%s: received null event data from target", __func__);
return -EINVAL;
}
/*
* Do nothing for now. Completion of set key is already indicated to lim
*/
wma_debug("WMI_VDEV_INSTALL_KEY_COMPLETE_EVENTID");
return 0;
}
/*
* 802.11n D2.0 defined values for "Minimum MPDU Start Spacing":
* 0 for no restriction
* 1 for 1/4 us - Our lower layer calculations limit our precision to 1 msec
* 2 for 1/2 us - Our lower layer calculations limit our precision to 1 msec
* 3 for 1 us
* 4 for 2 us
* 5 for 4 us
* 6 for 8 us
* 7 for 16 us
*/
static const uint8_t wma_mpdu_spacing[] = { 0, 1, 1, 1, 2, 4, 8, 16 };
/**
* wma_parse_mpdudensity() - give mpdu spacing from mpdu density
* @mpdudensity: mpdu density
*
* Return: mpdu spacing or 0 for error
*/
static inline uint8_t wma_parse_mpdudensity(uint8_t mpdudensity)
{
if (mpdudensity < sizeof(wma_mpdu_spacing))
return wma_mpdu_spacing[mpdudensity];
else
return 0;
}
#define CFG_CTRL_MASK 0xFF00
#define CFG_DATA_MASK 0x00FF
/**
* wma_mask_tx_ht_rate() - mask tx ht rate based on config
* @wma: wma handle
* @mcs_set mcs set buffer
*
* Return: None
*/
static void wma_mask_tx_ht_rate(tp_wma_handle wma, uint8_t *mcs_set)
{
uint32_t i, j;
uint16_t mcs_limit;
uint8_t *rate_pos = mcs_set;
struct mac_context *mac = wma->mac_context;
/*
* Get MCS limit from ini configure, and map it to rate parameters
* This will limit HT rate upper bound. CFG_CTRL_MASK is used to
* check whether ini config is enabled and CFG_DATA_MASK to get the
* MCS value.
*/
mcs_limit = mac->mlme_cfg->rates.max_htmcs_txdata;
if (mcs_limit & CFG_CTRL_MASK) {
wma_debug("set mcs_limit %x", mcs_limit);
mcs_limit &= CFG_DATA_MASK;
for (i = 0, j = 0; i < MAX_SUPPORTED_RATES;) {
if (j < mcs_limit / 8) {
rate_pos[j] = 0xff;
j++;
i += 8;
} else if (j < mcs_limit / 8 + 1) {
if (i <= mcs_limit)
rate_pos[i / 8] |= 1 << (i % 8);
else
rate_pos[i / 8] &= ~(1 << (i % 8));
i++;
if (i >= (j + 1) * 8)
j++;
} else {
rate_pos[j++] = 0;
i += 8;
}
}
}
}
#if SUPPORT_11AX
/**
* wma_fw_to_host_phymode_11ax() - convert fw to host phymode for 11ax phymodes
* @phymode: phymode to convert
*
* Return: one of the 11ax values defined in enum wlan_phymode;
* or WLAN_PHYMODE_AUTO if the input is not an 11ax phymode
*/
static enum wlan_phymode
wma_fw_to_host_phymode_11ax(WMI_HOST_WLAN_PHY_MODE phymode)
{
switch (phymode) {
default:
return WLAN_PHYMODE_AUTO;
case WMI_HOST_MODE_11AX_HE20:
return WLAN_PHYMODE_11AXA_HE20;
case WMI_HOST_MODE_11AX_HE40:
return WLAN_PHYMODE_11AXA_HE40;
case WMI_HOST_MODE_11AX_HE80:
return WLAN_PHYMODE_11AXA_HE80;
case WMI_HOST_MODE_11AX_HE80_80:
return WLAN_PHYMODE_11AXA_HE80_80;
case WMI_HOST_MODE_11AX_HE160:
return WLAN_PHYMODE_11AXA_HE160;
case WMI_HOST_MODE_11AX_HE20_2G:
return WLAN_PHYMODE_11AXG_HE20;
case WMI_HOST_MODE_11AX_HE40_2G:
return WLAN_PHYMODE_11AXG_HE40;
case WMI_HOST_MODE_11AX_HE80_2G:
return WLAN_PHYMODE_11AXG_HE80;
}
return WLAN_PHYMODE_AUTO;
}
#else
static enum wlan_phymode
wma_fw_to_host_phymode_11ax(WMI_HOST_WLAN_PHY_MODE phymode)
{
return WLAN_PHYMODE_AUTO;
}
#endif
#ifdef CONFIG_160MHZ_SUPPORT
/**
* wma_fw_to_host_phymode_160() - convert fw to host phymode for 160 mhz
* phymodes
* @phymode: phymode to convert
*
* Return: one of the 160 mhz values defined in enum wlan_phymode;
* or WLAN_PHYMODE_AUTO if the input is not a 160 mhz phymode
*/
static enum wlan_phymode
wma_fw_to_host_phymode_160(WMI_HOST_WLAN_PHY_MODE phymode)
{
switch (phymode) {
default:
return WLAN_PHYMODE_AUTO;
case WMI_HOST_MODE_11AC_VHT80_80:
return WLAN_PHYMODE_11AC_VHT80_80;
case WMI_HOST_MODE_11AC_VHT160:
return WLAN_PHYMODE_11AC_VHT160;
}
}
#else
static enum wlan_phymode
wma_fw_to_host_phymode_160(WMI_HOST_WLAN_PHY_MODE phymode)
{
return WLAN_PHYMODE_AUTO;
}
#endif
enum wlan_phymode wma_fw_to_host_phymode(WMI_HOST_WLAN_PHY_MODE phymode)
{
enum wlan_phymode host_phymode;
switch (phymode) {
default:
host_phymode = wma_fw_to_host_phymode_160(phymode);
if (host_phymode != WLAN_PHYMODE_AUTO)
return host_phymode;
return wma_fw_to_host_phymode_11ax(phymode);
case WMI_HOST_MODE_11A:
return WLAN_PHYMODE_11A;
case WMI_HOST_MODE_11G:
return WLAN_PHYMODE_11G;
case WMI_HOST_MODE_11B:
return WLAN_PHYMODE_11B;
case WMI_HOST_MODE_11GONLY:
return WLAN_PHYMODE_11G_ONLY;
case WMI_HOST_MODE_11NA_HT20:
return WLAN_PHYMODE_11NA_HT20;
case WMI_HOST_MODE_11NG_HT20:
return WLAN_PHYMODE_11NG_HT20;
case WMI_HOST_MODE_11NA_HT40:
return WLAN_PHYMODE_11NA_HT40;
case WMI_HOST_MODE_11NG_HT40:
return WLAN_PHYMODE_11NG_HT40;
case WMI_HOST_MODE_11AC_VHT20:
return WLAN_PHYMODE_11AC_VHT20;
case WMI_HOST_MODE_11AC_VHT40:
return WLAN_PHYMODE_11AC_VHT40;
case WMI_HOST_MODE_11AC_VHT80:
return WLAN_PHYMODE_11AC_VHT80;
case WMI_HOST_MODE_11AC_VHT20_2G:
return WLAN_PHYMODE_11AC_VHT20_2G;
case WMI_HOST_MODE_11AC_VHT40_2G:
return WLAN_PHYMODE_11AC_VHT40_2G;
case WMI_HOST_MODE_11AC_VHT80_2G:
return WLAN_PHYMODE_11AC_VHT80_2G;
}
}
#ifdef CONFIG_160MHZ_SUPPORT
/**
* wma_host_to_fw_phymode_160() - convert host to fw phymode for 160 mhz
* @host_phymode: phymode to convert
*
* Return: one of the 160 mhz values defined in enum WMI_HOST_WLAN_PHY_MODE;
* or WMI_HOST_MODE_UNKNOWN if the input is not a 160 mhz phymode
*/
static WMI_HOST_WLAN_PHY_MODE
wma_host_to_fw_phymode_160(enum wlan_phymode host_phymode)
{
switch (host_phymode) {
case WLAN_PHYMODE_11AC_VHT80_80:
return WMI_HOST_MODE_11AC_VHT80_80;
case WLAN_PHYMODE_11AC_VHT160:
return WMI_HOST_MODE_11AC_VHT160;
default:
return WMI_HOST_MODE_UNKNOWN;
}
}
#else
static WMI_HOST_WLAN_PHY_MODE
wma_host_to_fw_phymode_160(enum wlan_phymode host_phymode)
{
return WMI_HOST_MODE_UNKNOWN;
}
#endif
#if SUPPORT_11AX
/**
* wma_host_to_fw_phymode_11ax() - convert host to fw phymode for 11ax phymode
* @host_phymode: phymode to convert
*
* Return: one of the 11ax values defined in enum WMI_HOST_WLAN_PHY_MODE;
* or WMI_HOST_MODE_UNKNOWN if the input is not an 11ax phymode
*/
static WMI_HOST_WLAN_PHY_MODE
wma_host_to_fw_phymode_11ax(enum wlan_phymode host_phymode)
{
switch (host_phymode) {
case WLAN_PHYMODE_11AXA_HE20:
return WMI_HOST_MODE_11AX_HE20;
case WLAN_PHYMODE_11AXA_HE40:
return WMI_HOST_MODE_11AX_HE40;
case WLAN_PHYMODE_11AXA_HE80:
return WMI_HOST_MODE_11AX_HE80;
case WLAN_PHYMODE_11AXA_HE80_80:
return WMI_HOST_MODE_11AX_HE80_80;
case WLAN_PHYMODE_11AXA_HE160:
return WMI_HOST_MODE_11AX_HE160;
case WLAN_PHYMODE_11AXG_HE20:
return WMI_HOST_MODE_11AX_HE20_2G;
case WLAN_PHYMODE_11AXG_HE40:
case WLAN_PHYMODE_11AXG_HE40PLUS:
case WLAN_PHYMODE_11AXG_HE40MINUS:
return WMI_HOST_MODE_11AX_HE40_2G;
case WLAN_PHYMODE_11AXG_HE80:
return WMI_HOST_MODE_11AX_HE80_2G;
default:
return WMI_HOST_MODE_UNKNOWN;
}
}
#else
static WMI_HOST_WLAN_PHY_MODE
wma_host_to_fw_phymode_11ax(enum wlan_phymode host_phymode)
{
return WMI_HOST_MODE_UNKNOWN;
}
#endif
WMI_HOST_WLAN_PHY_MODE wma_host_to_fw_phymode(enum wlan_phymode host_phymode)
{
WMI_HOST_WLAN_PHY_MODE fw_phymode;
switch (host_phymode) {
case WLAN_PHYMODE_11A:
return WMI_HOST_MODE_11A;
case WLAN_PHYMODE_11G:
return WMI_HOST_MODE_11G;
case WLAN_PHYMODE_11B:
return WMI_HOST_MODE_11B;
case WLAN_PHYMODE_11G_ONLY:
return WMI_HOST_MODE_11GONLY;
case WLAN_PHYMODE_11NA_HT20:
return WMI_HOST_MODE_11NA_HT20;
case WLAN_PHYMODE_11NG_HT20:
return WMI_HOST_MODE_11NG_HT20;
case WLAN_PHYMODE_11NA_HT40:
return WMI_HOST_MODE_11NA_HT40;
case WLAN_PHYMODE_11NG_HT40:
case WLAN_PHYMODE_11NG_HT40PLUS:
case WLAN_PHYMODE_11NG_HT40MINUS:
return WMI_HOST_MODE_11NG_HT40;
case WLAN_PHYMODE_11AC_VHT20:
return WMI_HOST_MODE_11AC_VHT20;
case WLAN_PHYMODE_11AC_VHT40:
return WMI_HOST_MODE_11AC_VHT40;
case WLAN_PHYMODE_11AC_VHT80:
return WMI_HOST_MODE_11AC_VHT80;
case WLAN_PHYMODE_11AC_VHT20_2G:
return WMI_HOST_MODE_11AC_VHT20_2G;
case WLAN_PHYMODE_11AC_VHT40PLUS_2G:
case WLAN_PHYMODE_11AC_VHT40MINUS_2G:
case WLAN_PHYMODE_11AC_VHT40_2G:
return WMI_HOST_MODE_11AC_VHT40_2G;
case WLAN_PHYMODE_11AC_VHT80_2G:
return WMI_HOST_MODE_11AC_VHT80_2G;
default:
fw_phymode = wma_host_to_fw_phymode_160(host_phymode);
if (fw_phymode != WMI_HOST_MODE_UNKNOWN)
return fw_phymode;
return wma_host_to_fw_phymode_11ax(host_phymode);
}
}
void wma_objmgr_set_peer_mlme_phymode(tp_wma_handle wma, uint8_t *mac_addr,
enum wlan_phymode phymode)
{
uint8_t pdev_id;
struct wlan_objmgr_peer *peer;
struct wlan_objmgr_psoc *psoc = wma->psoc;
pdev_id = wlan_objmgr_pdev_get_pdev_id(wma->pdev);
peer = wlan_objmgr_get_peer(psoc, pdev_id, mac_addr,
WLAN_LEGACY_WMA_ID);
if (!peer)
return;
wlan_peer_obj_lock(peer);
wlan_peer_set_phymode(peer, phymode);
wlan_peer_obj_unlock(peer);
wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
}
/**
* wma_objmgr_set_peer_mlme_type() - set peer type to peer object
* @wma: wma handle
* @mac_addr: mac addr of peer
* @peer_type: peer type value to set
*
* Return: None
*/
static void wma_objmgr_set_peer_mlme_type(tp_wma_handle wma,
uint8_t *mac_addr,
enum wlan_peer_type peer_type)
{
uint8_t pdev_id;
struct wlan_objmgr_peer *peer;
struct wlan_objmgr_psoc *psoc = wma->psoc;
pdev_id = wlan_objmgr_pdev_get_pdev_id(wma->pdev);
peer = wlan_objmgr_get_peer(psoc, pdev_id, mac_addr,
WLAN_LEGACY_WMA_ID);
if (!peer)
return;
wlan_peer_obj_lock(peer);
wlan_peer_set_peer_type(peer, peer_type);
wlan_peer_obj_unlock(peer);
wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
}
/**
* wmi_unified_send_peer_assoc() - send peer assoc command to fw
* @wma: wma handle
* @nw_type: nw type
* @params: add sta params
*
* This function send peer assoc command to firmware with
* different parameters.
*
* Return: QDF_STATUS
*/
QDF_STATUS wma_send_peer_assoc(tp_wma_handle wma,
tSirNwType nw_type,
tpAddStaParams params)
{
struct peer_assoc_params *cmd;
int32_t ret, max_rates, i;
uint8_t *rate_pos;
wmi_rate_set peer_legacy_rates, peer_ht_rates;
uint32_t num_peer_11b_rates = 0;
uint32_t num_peer_11a_rates = 0;
enum wlan_phymode phymode, vdev_phymode;
uint32_t peer_nss = 1;
struct wma_txrx_node *intr = NULL;
bool is_he;
QDF_STATUS status;
struct mac_context *mac = wma->mac_context;
struct wlan_channel *des_chan;
cmd = qdf_mem_malloc(sizeof(struct peer_assoc_params));
if (!cmd) {
WMA_LOGE("Failed to allocate peer_assoc_params param");
return QDF_STATUS_E_NOMEM;
}
intr = &wma->interfaces[params->smesessionId];
wma_mask_tx_ht_rate(wma, params->supportedRates.supportedMCSSet);
qdf_mem_zero(&peer_legacy_rates, sizeof(wmi_rate_set));
qdf_mem_zero(&peer_ht_rates, sizeof(wmi_rate_set));
qdf_mem_zero(cmd, sizeof(struct peer_assoc_params));
is_he = wma_is_peer_he_capable(params);
if ((params->ch_width > CH_WIDTH_40MHZ) &&
((nw_type == eSIR_11G_NW_TYPE) ||
(nw_type == eSIR_11B_NW_TYPE))) {
WMA_LOGE("ch_width %d sent in 11G, configure to 40MHz",
params->ch_width);
params->ch_width = CH_WIDTH_40MHZ;
}
phymode = wma_peer_phymode(nw_type, params->staType,
params->htCapable, params->ch_width,
params->vhtCapable, is_he);
des_chan = wlan_vdev_mlme_get_des_chan(intr->vdev);
vdev_phymode = des_chan->ch_phymode;
if ((intr->type == WMI_VDEV_TYPE_AP) && (phymode > vdev_phymode)) {
wma_nofl_debug("Peer phymode %d is not allowed. Set it equal to sap/go phymode %d",
phymode, vdev_phymode);
phymode = vdev_phymode;
}
if (!mac->mlme_cfg->rates.disable_abg_rate_txdata) {
/* Legacy Rateset */
rate_pos = (uint8_t *) peer_legacy_rates.rates;
for (i = 0; i < SIR_NUM_11B_RATES; i++) {
if (!params->supportedRates.llbRates[i])
continue;
rate_pos[peer_legacy_rates.num_rates++] =
params->supportedRates.llbRates[i];
num_peer_11b_rates++;
}
for (i = 0; i < SIR_NUM_11A_RATES; i++) {
if (!params->supportedRates.llaRates[i])
continue;
rate_pos[peer_legacy_rates.num_rates++] =
params->supportedRates.llaRates[i];
num_peer_11a_rates++;
}
}
if ((phymode == WLAN_PHYMODE_11A && num_peer_11a_rates == 0) ||
(phymode == WLAN_PHYMODE_11B && num_peer_11b_rates == 0)) {
WMA_LOGW("%s: Invalid phy rates. phymode 0x%x, 11b_rates %d, 11a_rates %d",
__func__, phymode, num_peer_11b_rates,
num_peer_11a_rates);
qdf_mem_free(cmd);
return QDF_STATUS_E_INVAL;
}
/* HT Rateset */
max_rates = sizeof(peer_ht_rates.rates) /
sizeof(peer_ht_rates.rates[0]);
rate_pos = (uint8_t *) peer_ht_rates.rates;
for (i = 0; i < MAX_SUPPORTED_RATES; i++) {
if (params->supportedRates.supportedMCSSet[i / 8] &
(1 << (i % 8))) {
rate_pos[peer_ht_rates.num_rates++] = i;
if (i >= 8) {
/* MCS8 or higher rate is present, must be 2x2 */
peer_nss = 2;
}
}
if (peer_ht_rates.num_rates == max_rates)
break;
}
if (params->htCapable && !peer_ht_rates.num_rates) {
uint8_t temp_ni_rates[8] = { 0x0, 0x1, 0x2, 0x3,
0x4, 0x5, 0x6, 0x7};
/*
* Workaround for EV 116382: The peer is marked HT but with
* supported rx mcs set is set to 0. 11n spec mandates MCS0-7
* for a HT STA. So forcing the supported rx mcs rate to
* MCS 0-7. This workaround will be removed once we get
* clarification from WFA regarding this STA behavior.
*/
/* TODO: Do we really need this? */
WMA_LOGW("Peer is marked as HT capable but supported mcs rate is 0");
peer_ht_rates.num_rates = sizeof(temp_ni_rates);
qdf_mem_copy((uint8_t *) peer_ht_rates.rates, temp_ni_rates,
peer_ht_rates.num_rates);
}
/* in ap/ibss mode and for tdls peer, use mac address of the peer in
* the other end as the new peer address; in sta mode, use bss id to
* be the new peer address
*/
if ((wma_is_vdev_in_ap_mode(wma, params->smesessionId))
|| (wma_is_vdev_in_ibss_mode(wma, params->smesessionId))
#ifdef FEATURE_WLAN_TDLS
|| (STA_ENTRY_TDLS_PEER == params->staType)
#endif /* FEATURE_WLAN_TDLS */
) {
qdf_mem_copy(cmd->peer_mac, params->staMac,
sizeof(cmd->peer_mac));
} else {
qdf_mem_copy(cmd->peer_mac, params->bssId,
sizeof(cmd->peer_mac));
}
wma_objmgr_set_peer_mlme_phymode(wma, cmd->peer_mac, phymode);
cmd->vdev_id = params->smesessionId;
cmd->peer_new_assoc = 1;
cmd->peer_associd = params->assocId;
cmd->is_wme_set = 1;
if (params->wmmEnabled)
cmd->qos_flag = 1;
if (params->uAPSD) {
cmd->apsd_flag = 1;
wma_nofl_debug("Set WMI_PEER_APSD: uapsd Mask %d",
params->uAPSD);
}
if (params->htCapable) {
cmd->ht_flag = 1;
cmd->qos_flag = 1;
cmd->peer_rate_caps |= WMI_RC_HT_FLAG;
}
if (params->vhtCapable) {
cmd->ht_flag = 1;
cmd->qos_flag = 1;
cmd->vht_flag = 1;
cmd->peer_rate_caps |= WMI_RC_HT_FLAG;
}
if (params->ch_width) {
cmd->bw_40 = 1;
cmd->peer_rate_caps |= WMI_RC_CW40_FLAG;
if (params->fShortGI40Mhz)
cmd->peer_rate_caps |= WMI_RC_SGI_FLAG;
} else if (params->fShortGI20Mhz) {
cmd->peer_rate_caps |= WMI_RC_SGI_FLAG;
}
if (params->ch_width == CH_WIDTH_80MHZ)
cmd->bw_80 = 1;
else if (params->ch_width == CH_WIDTH_160MHZ)
cmd->bw_160 = 1;
else if (params->ch_width == CH_WIDTH_80P80MHZ)
cmd->bw_160 = 1;
cmd->peer_vht_caps = params->vht_caps;
if (params->p2pCapableSta) {
cmd->p2p_capable_sta = 1;
wma_objmgr_set_peer_mlme_type(wma, params->staMac,
WLAN_PEER_P2P_CLI);
}
if (params->rmfEnabled)
cmd->is_pmf_enabled = 1;
if (params->stbc_capable)
cmd->stbc_flag = 1;
if (params->htLdpcCapable || params->vhtLdpcCapable)
cmd->ldpc_flag = 1;
switch (params->mimoPS) {
case eSIR_HT_MIMO_PS_STATIC:
cmd->static_mimops_flag = 1;
break;
case eSIR_HT_MIMO_PS_DYNAMIC:
cmd->dynamic_mimops_flag = 1;
break;
case eSIR_HT_MIMO_PS_NO_LIMIT:
cmd->spatial_mux_flag = 1;
break;
default:
break;
}
wma_set_twt_peer_caps(params, cmd);
#ifdef FEATURE_WLAN_TDLS
if (STA_ENTRY_TDLS_PEER == params->staType)
cmd->auth_flag = 1;
#endif /* FEATURE_WLAN_TDLS */
if (params->wpa_rsn
#ifdef FEATURE_WLAN_WAPI
|| params->encryptType == eSIR_ED_WPI
#endif /* FEATURE_WLAN_WAPI */
) {
if (!params->no_ptk_4_way)
cmd->need_ptk_4_way = 1;
wma_nofl_debug("Acquire set key wake lock for %d ms",
WMA_VDEV_SET_KEY_WAKELOCK_TIMEOUT);
wma_acquire_wakelock(&intr->vdev_set_key_wakelock,
WMA_VDEV_SET_KEY_WAKELOCK_TIMEOUT);
qdf_runtime_pm_prevent_suspend(
&intr->vdev_set_key_runtime_wakelock);
}
if (params->wpa_rsn >> 1)
cmd->need_gtk_2_way = 1;
#ifdef FEATURE_WLAN_WAPI
if (params->encryptType == eSIR_ED_WPI) {
ret = wma_vdev_set_param(wma->wmi_handle, params->smesessionId,
WMI_VDEV_PARAM_DROP_UNENCRY, false);
if (ret) {
WMA_LOGE
("Set WMI_VDEV_PARAM_DROP_UNENCRY Param status:%d\n",
ret);
qdf_mem_free(cmd);
return ret;
}
}
#endif /* FEATURE_WLAN_WAPI */
cmd->peer_caps = params->capab_info;
cmd->peer_listen_intval = params->listenInterval;
cmd->peer_ht_caps = params->ht_caps;
cmd->peer_max_mpdu = (1 << (IEEE80211_HTCAP_MAXRXAMPDU_FACTOR +
params->maxAmpduSize)) - 1;
cmd->peer_mpdu_density = wma_parse_mpdudensity(params->maxAmpduDensity);
if (params->supportedRates.supportedMCSSet[1] &&
params->supportedRates.supportedMCSSet[2])
cmd->peer_rate_caps |= WMI_RC_TS_FLAG;
else if (params->supportedRates.supportedMCSSet[1])
cmd->peer_rate_caps |= WMI_RC_DS_FLAG;
/* Update peer legacy rate information */
cmd->peer_legacy_rates.num_rates = peer_legacy_rates.num_rates;
qdf_mem_copy(cmd->peer_legacy_rates.rates, peer_legacy_rates.rates,
peer_legacy_rates.num_rates);
/* Update peer HT rate information */
cmd->peer_ht_rates.num_rates = peer_ht_rates.num_rates;
qdf_mem_copy(cmd->peer_ht_rates.rates, peer_ht_rates.rates,
peer_ht_rates.num_rates);
/* VHT Rates */
cmd->peer_nss = peer_nss;
/*
* Because of DBS a vdev may come up in any of the two MACs with
* different capabilities. STBC capab should be fetched for given
* hard_mode->MAC_id combo. It is planned that firmware should provide
* these dev capabilities. But for now number of tx streams can be used
* to identify if Tx STBC needs to be disabled.
*/
if (intr->tx_streams < 2) {
cmd->peer_vht_caps &= ~(1 << SIR_MAC_VHT_CAP_TXSTBC);
wma_nofl_debug("Num tx_streams: %d, Disabled txSTBC",
intr->tx_streams);
}
cmd->vht_capable = params->vhtCapable;
if (params->vhtCapable) {
#define VHT2x2MCSMASK 0xc
cmd->rx_max_rate = params->supportedRates.vhtRxHighestDataRate;
cmd->rx_mcs_set = params->supportedRates.vhtRxMCSMap;
cmd->tx_max_rate = params->supportedRates.vhtTxHighestDataRate;
cmd->tx_mcs_set = params->supportedRates.vhtTxMCSMap;
if (params->vhtSupportedRxNss) {
cmd->peer_nss = params->vhtSupportedRxNss;
} else {
cmd->peer_nss = ((cmd->rx_mcs_set & VHT2x2MCSMASK)
== VHT2x2MCSMASK) ? 1 : 2;
}
if (params->vht_mcs_10_11_supp) {
WMI_SET_BITS(cmd->tx_mcs_set, 16, cmd->peer_nss,
((1 << cmd->peer_nss) - 1));
WMI_VHT_MCS_NOTIFY_EXT_SS_SET(cmd->tx_mcs_set, 1);
}
if (params->vht_extended_nss_bw_cap) {
/*
* bit[2:0] : Represents value of Rx NSS for 160 MHz
* bit[5:3] : Represents value of Rx NSS for 80_80 MHz
* Extended NSS support
* bit[30:6]: Reserved
* bit[31] : MSB(0/1): 1 in case of valid data
*/
cmd->peer_bw_rxnss_override |= (1 << 31);
cmd->peer_bw_rxnss_override |= params->vht_160mhz_nss;
cmd->peer_bw_rxnss_override |=
(params->vht_80p80mhz_nss << 3);
wma_debug("peer_bw_rxnss_override %0X",
cmd->peer_bw_rxnss_override);
}
}
wma_debug("rx_max_rate %d, rx_mcs %x, tx_max_rate %d, tx_mcs: %x num rates %d need 4 way %d",
cmd->rx_max_rate, cmd->rx_mcs_set, cmd->tx_max_rate,
cmd->tx_mcs_set, peer_ht_rates.num_rates,
cmd->need_ptk_4_way);
/*
* Limit nss to max number of rf chain supported by target
* Otherwise Fw will crash
*/
if (cmd->peer_nss > WMA_MAX_NSS) {
WMA_LOGE(FL("peer Nss %d is more than supported"),
cmd->peer_nss);
cmd->peer_nss = WMA_MAX_NSS;
}
wma_populate_peer_he_cap(cmd, params);
if (!wma_is_vdev_in_ap_mode(wma, params->smesessionId))
intr->nss = cmd->peer_nss;
/* Till conversion is not done in WMI we need to fill fw phy mode */
cmd->peer_phymode = wma_host_to_fw_phymode(phymode);
status = wmi_unified_peer_assoc_send(wma->wmi_handle,
cmd);
if (QDF_IS_STATUS_ERROR(status))
WMA_LOGP(FL("Failed to send peer assoc command status = %d"),
status);
qdf_mem_free(cmd);
return status;
}
/**
* wmi_unified_vdev_set_gtx_cfg_send() - set GTX params
* @wmi_handle: wmi handle
* @if_id: vdev id
* @gtx_info: GTX config params
*
* This function set GTX related params in firmware.
*
* Return: 0 for success or error code
*/
QDF_STATUS wmi_unified_vdev_set_gtx_cfg_send(wmi_unified_t wmi_handle,
uint32_t if_id,
gtx_config_t *gtx_info)
{
struct wmi_gtx_config params;
params.gtx_rt_mask[0] = gtx_info->gtxRTMask[0];
params.gtx_rt_mask[1] = gtx_info->gtxRTMask[1];
params.gtx_usrcfg = gtx_info->gtxUsrcfg;
params.gtx_threshold = gtx_info->gtxPERThreshold;
params.gtx_margin = gtx_info->gtxPERMargin;
params.gtx_tpcstep = gtx_info->gtxTPCstep;
params.gtx_tpcmin = gtx_info->gtxTPCMin;
params.gtx_bwmask = gtx_info->gtxBWMask;
return wmi_unified_vdev_set_gtx_cfg_cmd(wmi_handle,
if_id, &params);
}
/**
* wma_update_protection_mode() - update protection mode
* @wma: wma handle
* @vdev_id: vdev id
* @llbcoexist: protection mode info
*
* This function set protection mode(RTS/CTS) to fw for passed vdev id.
*
* Return: none
*/
void wma_update_protection_mode(tp_wma_handle wma, uint8_t vdev_id,
uint8_t llbcoexist)
{
QDF_STATUS ret;
enum ieee80211_protmode prot_mode;
prot_mode = llbcoexist ? IEEE80211_PROT_CTSONLY : IEEE80211_PROT_NONE;
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_PROTECTION_MODE,
prot_mode);
if (QDF_IS_STATUS_ERROR(ret))
WMA_LOGE("Failed to send wmi protection mode cmd");
else
wma_nofl_debug("Updated protection mode %d to target",
prot_mode);
}
void
wma_update_beacon_interval(tp_wma_handle wma, uint8_t vdev_id,
uint16_t beaconInterval)
{
QDF_STATUS ret;
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_BEACON_INTERVAL,
beaconInterval);
if (QDF_IS_STATUS_ERROR(ret))
WMA_LOGE("Failed to update beacon interval");
else
WMA_LOGI("Updated beacon interval %d for vdev %d",
beaconInterval, vdev_id);
}
#ifdef WLAN_FEATURE_11AX_BSS_COLOR
/**
* wma_update_bss_color() - update beacon bss color in fw
* @wma: wma handle
* @vdev_id: vdev id
* @he_ops: HE operation, only the bss_color and bss_color_disabled fields
* are updated.
*
* Return: none
*/
static void
wma_update_bss_color(tp_wma_handle wma, uint8_t vdev_id,
tUpdateBeaconParams *bcn_params)
{
QDF_STATUS ret;
uint32_t dword_he_ops = 0;
WMI_HEOPS_COLOR_SET(dword_he_ops, bcn_params->bss_color);
WMI_HEOPS_BSSCOLORDISABLE_SET(dword_he_ops,
bcn_params->bss_color_disabled);
wma_nofl_debug("vdev: %d, update bss color, HE_OPS: 0x%x",
vdev_id, dword_he_ops);
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_BSS_COLOR, dword_he_ops);
if (QDF_IS_STATUS_ERROR(ret))
WMA_LOGE("Failed to update HE operations");
}
#else
static void wma_update_bss_color(tp_wma_handle wma, uint8_t vdev_id,
tUpdateBeaconParams *bcn_params)
{
}
#endif
/**
* wma_process_update_beacon_params() - update beacon parameters to target
* @wma: wma handle
* @bcn_params: beacon parameters
*
* Return: none
*/
void
wma_process_update_beacon_params(tp_wma_handle wma,
tUpdateBeaconParams *bcn_params)
{
if (!bcn_params) {
WMA_LOGE("bcn_params NULL");
return;
}
if (bcn_params->vdev_id >= wma->max_bssid) {
WMA_LOGE("Invalid vdev id %d", bcn_params->vdev_id);
return;
}
if (bcn_params->paramChangeBitmap & PARAM_BCN_INTERVAL_CHANGED) {
wma_update_beacon_interval(wma, bcn_params->vdev_id,
bcn_params->beaconInterval);
}
if (bcn_params->paramChangeBitmap & PARAM_llBCOEXIST_CHANGED)
wma_update_protection_mode(wma, bcn_params->vdev_id,
bcn_params->llbCoexist);
if (bcn_params->paramChangeBitmap & PARAM_BSS_COLOR_CHANGED)
wma_update_bss_color(wma, bcn_params->vdev_id,
bcn_params);
}
void wma_update_rts_params(tp_wma_handle wma, uint32_t value)
{
uint8_t vdev_id;
QDF_STATUS ret;
struct wlan_objmgr_vdev *vdev;
for (vdev_id = 0; vdev_id < wma->max_bssid; vdev_id++) {
vdev = wma->interfaces[vdev_id].vdev;
if (!vdev)
continue;
ret = wma_vdev_set_param(wma->wmi_handle,
vdev_id,
WMI_VDEV_PARAM_RTS_THRESHOLD,
value);
if (QDF_IS_STATUS_ERROR(ret))
WMA_LOGE("Update cfg param fail for vdevId %d",
vdev_id);
}
}
void wma_update_frag_params(tp_wma_handle wma, uint32_t value)
{
uint8_t vdev_id;
QDF_STATUS ret;
struct wlan_objmgr_vdev *vdev;
for (vdev_id = 0; vdev_id < wma->max_bssid; vdev_id++) {
vdev = wma->interfaces[vdev_id].vdev;
if (!vdev)
continue;
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_FRAGMENTATION_THRESHOLD,
value);
if (QDF_IS_STATUS_ERROR(ret))
WMA_LOGE("Update cfg params failed for vdevId %d",
vdev_id);
}
}
#ifdef FEATURE_WLAN_WAPI
#define WPI_IV_LEN 16
#if defined(QCA_WIFI_QCA6290) || defined(QCA_WIFI_QCA6390) || \
defined(QCA_WIFI_QCA6490) || defined(QCA_WIFI_QCA6750)
/**
* wma_fill_in_wapi_key_params() - update key parameters about wapi
* @key_params: wma key parameters
* @params: parameters pointer to be set
* @mode: operation mode
*
* Return: None
*/
static inline void wma_fill_in_wapi_key_params(
struct wma_set_key_params *key_params,
struct set_key_params *params, uint8_t mode)
{
/*
* Since MCL shares same FW with WIN for Napier/Hasting, FW WAPI logic
* is fit for WIN, change it to align with WIN.
*/
unsigned char iv_init_ap[16] = { 0x5c, 0x36, 0x5c, 0x36, 0x5c, 0x36,
0x5c, 0x36, 0x5c, 0x36, 0x5c, 0x36,
0x5c, 0x36, 0x5c, 0x37};
unsigned char iv_init_sta[16] = { 0x5c, 0x36, 0x5c, 0x36, 0x5c, 0x36,
0x5c, 0x36, 0x5c, 0x36, 0x5c, 0x36,
0x5c, 0x36, 0x5c, 0x36};
if (mode == wlan_op_mode_ap) {
qdf_mem_copy(params->rx_iv, iv_init_sta,
WPI_IV_LEN);
qdf_mem_copy(params->tx_iv, iv_init_ap,
WPI_IV_LEN);
} else {
qdf_mem_copy(params->rx_iv, iv_init_ap,
WPI_IV_LEN);
qdf_mem_copy(params->tx_iv, iv_init_sta,
WPI_IV_LEN);
}
params->key_txmic_len = WMA_TXMIC_LEN;
params->key_rxmic_len = WMA_RXMIC_LEN;
params->key_cipher = WMI_CIPHER_WAPI;
}
#else
static inline void wma_fill_in_wapi_key_params(
struct wma_set_key_params *key_params,
struct set_key_params *params, uint8_t mode)
{
/*initialize receive and transmit IV with default values */
/* **Note: tx_iv must be sent in reverse** */
unsigned char tx_iv[16] = { 0x36, 0x5c, 0x36, 0x5c, 0x36, 0x5c,
0x36, 0x5c, 0x36, 0x5c, 0x36, 0x5c,
0x36, 0x5c, 0x36, 0x5c};
unsigned char rx_iv[16] = { 0x5c, 0x36, 0x5c, 0x36, 0x5c, 0x36,
0x5c, 0x36, 0x5c, 0x36, 0x5c, 0x36,
0x5c, 0x36, 0x5c, 0x37};
if (mode == wlan_op_mode_ap) {
/* Authenticator initializes the value of PN as
* 0x5C365C365C365C365C365C365C365C36 for MCastkeyUpdate
*/
if (key_params->unicast)
tx_iv[0] = 0x37;
rx_iv[WPI_IV_LEN - 1] = 0x36;
} else {
if (!key_params->unicast)
rx_iv[WPI_IV_LEN - 1] = 0x36;
}
params->key_txmic_len = WMA_TXMIC_LEN;
params->key_rxmic_len = WMA_RXMIC_LEN;
qdf_mem_copy(params->rx_iv, &rx_iv,
WPI_IV_LEN);
qdf_mem_copy(params->tx_iv, &tx_iv,
WPI_IV_LEN);
params->key_cipher = WMI_CIPHER_WAPI;
}
#endif
#endif
#ifdef QCA_IBSS_SUPPORT
/**
* wma_calc_ibss_heart_beat_timer() - calculate IBSS heart beat timer
* @peer_num: number of peers
*
* Return: heart beat timer value
*/
static uint16_t wma_calc_ibss_heart_beat_timer(int16_t peer_num)
{
/* heart beat timer value look-up table */
/* entry index : (the number of currently connected peers) - 1
* entry value : the heart time threshold value in seconds for
* detecting ibss peer departure
*/
static const uint16_t heart_beat_timer[MAX_PEERS] = {
4, 4, 4, 4, 4, 4, 4, 4,
8, 8, 8, 8, 8, 8, 8, 8,
12, 12, 12, 12, 12, 12, 12, 12,
16, 16, 16, 16, 16, 16, 16, 16
};
if (peer_num < 1 || peer_num > MAX_PEERS)
return 0;
return heart_beat_timer[peer_num - 1];
}
void wma_adjust_ibss_heart_beat_timer(tp_wma_handle wma,
uint8_t vdev_id,
int8_t peer_num_delta)
{
int16_t new_peer_num;
uint16_t new_timer_value_sec;
uint32_t new_timer_value_ms;
QDF_STATUS status;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
if (peer_num_delta != 1 && peer_num_delta != -1) {
WMA_LOGE("Invalid peer_num_delta value %d", peer_num_delta);
return;
}
/* adjust peer numbers */
new_peer_num = cdp_peer_update_ibss_add_peer_num_of_vdev(
soc, vdev_id,
peer_num_delta);
if (OL_TXRX_INVALID_NUM_PEERS == new_peer_num) {
WMA_LOGE("new peer num %d out of valid boundary", new_peer_num);
return;
}
/* reset timer value if all peers departed */
if (new_peer_num == 0) {
cdp_set_ibss_vdev_heart_beat_timer(soc, vdev_id, 0);
return;
}
/* calculate new timer value */
new_timer_value_sec = wma_calc_ibss_heart_beat_timer(new_peer_num);
if (new_timer_value_sec == 0) {
WMA_LOGE("timer value %d is invalid for peer number %d",
new_timer_value_sec, new_peer_num);
return;
}
if (new_timer_value_sec ==
cdp_set_ibss_vdev_heart_beat_timer(soc, vdev_id,
new_timer_value_sec)) {
wma_nofl_debug("timer value %d stays same, no need to notify target",
new_timer_value_sec);
return;
}
new_timer_value_ms = ((uint32_t)new_timer_value_sec) * 1000;
status = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_IBSS_MAX_BCN_LOST_MS,
new_timer_value_ms);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("Failed to set IBSS link monitoring timer value");
return;
}
wma_nofl_debug("Set IBSS link monitor timer: peer_num = %d timer_value = %d",
new_peer_num, new_timer_value_ms);
}
#endif /* QCA_IBSS_SUPPORT */
/**
* wma_process_update_edca_param_req() - update EDCA params
* @handle: wma handle
* @edca_params: edca parameters
*
* This function updates EDCA parameters to the target
*
* Return: QDF Status
*/
QDF_STATUS wma_process_update_edca_param_req(WMA_HANDLE handle,
tEdcaParams *edca_params)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
struct wmi_host_wme_vparams wmm_param[QCA_WLAN_AC_ALL];
tSirMacEdcaParamRecord *edca_record;
int ac;
struct ol_tx_wmm_param_t ol_tx_wmm_param;
uint8_t vdev_id;
QDF_STATUS status;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
vdev_id = edca_params->vdev_id;
if (!wma_is_vdev_valid(vdev_id)) {
WMA_LOGE("%s: vdev id:%d is not active ", __func__, vdev_id);
goto fail;
}
for (ac = 0; ac < QCA_WLAN_AC_ALL; ac++) {
switch (ac) {
case QCA_WLAN_AC_BE:
edca_record = &edca_params->acbe;
break;
case QCA_WLAN_AC_BK:
edca_record = &edca_params->acbk;
break;
case QCA_WLAN_AC_VI:
edca_record = &edca_params->acvi;
break;
case QCA_WLAN_AC_VO:
edca_record = &edca_params->acvo;
break;
default:
goto fail;
}
wma_update_edca_params_for_ac(edca_record, &wmm_param[ac], ac,
edca_params->mu_edca_params);
ol_tx_wmm_param.ac[ac].aifs = wmm_param[ac].aifs;
ol_tx_wmm_param.ac[ac].cwmin = wmm_param[ac].cwmin;
ol_tx_wmm_param.ac[ac].cwmax = wmm_param[ac].cwmax;
}
status = wmi_unified_process_update_edca_param(wma_handle->wmi_handle,
vdev_id,
edca_params->mu_edca_params,
wmm_param);
if (status == QDF_STATUS_E_NOMEM)
return status;
else if (status == QDF_STATUS_E_FAILURE)
goto fail;
cdp_set_wmm_param(soc, WMI_PDEV_ID_SOC, ol_tx_wmm_param);
return QDF_STATUS_SUCCESS;
fail:
WMA_LOGE("%s: Failed to set WMM Paremeters", __func__);
return QDF_STATUS_E_FAILURE;
}
/**
* wmi_unified_probe_rsp_tmpl_send() - send probe response template to fw
* @wma: wma handle
* @vdev_id: vdev id
* @probe_rsp_info: probe response info
*
* Return: 0 for success or error code
*/
static int wmi_unified_probe_rsp_tmpl_send(tp_wma_handle wma,
uint8_t vdev_id,
tpSendProbeRespParams probe_rsp_info)
{
uint64_t adjusted_tsf_le;
struct ieee80211_frame *wh;
struct wmi_probe_resp_params params;
wma_debug("Send probe response template for vdev %d", vdev_id);
/*
* Make the TSF offset negative so probe response in the same
* staggered batch have the same TSF.
*/
adjusted_tsf_le = cpu_to_le64(0ULL -
wma->interfaces[vdev_id].tsfadjust);
/* Update the timstamp in the probe response buffer with adjusted TSF */
wh = (struct ieee80211_frame *)probe_rsp_info->probeRespTemplate;
A_MEMCPY(&wh[1], &adjusted_tsf_le, sizeof(adjusted_tsf_le));
params.prb_rsp_template_len = probe_rsp_info->probeRespTemplateLen;
params.prb_rsp_template_frm = probe_rsp_info->probeRespTemplate;
return wmi_unified_probe_rsp_tmpl_send_cmd(wma->wmi_handle, vdev_id,
&params);
}
/**
* wma_unified_bcn_tmpl_send() - send beacon template to fw
* @wma:wma handle
* @vdev_id: vdev id
* @bcn_info: beacon info
* @bytes_to_strip: bytes to strip
*
* Return: QDF_STATUS_SUCCESS for success or error code
*/
static QDF_STATUS wma_unified_bcn_tmpl_send(tp_wma_handle wma,
uint8_t vdev_id,
const tpSendbeaconParams bcn_info,
uint8_t bytes_to_strip)
{
struct beacon_tmpl_params params = {0};
uint32_t tmpl_len, tmpl_len_aligned;
uint8_t *frm;
QDF_STATUS ret;
uint8_t *p2p_ie;
uint16_t p2p_ie_len = 0;
uint64_t adjusted_tsf_le;
struct ieee80211_frame *wh;
if (!wma_is_vdev_valid(vdev_id)) {
WMA_LOGE("%s: vdev id:%d is not active ", __func__, vdev_id);
return QDF_STATUS_E_INVAL;
}
wma_nofl_debug("Send beacon template for vdev %d", vdev_id);
if (bcn_info->p2pIeOffset) {
p2p_ie = bcn_info->beacon + bcn_info->p2pIeOffset;
p2p_ie_len = (uint16_t) p2p_ie[1] + 2;
}
/*
* XXX: The first byte of beacon buffer contains beacon length
* only when UMAC in sending the beacon template. In othercases
* (ex: from tbtt update) beacon length is read from beacon
* information.
*/
if (bytes_to_strip)
tmpl_len = *(uint32_t *) &bcn_info->beacon[0];
else
tmpl_len = bcn_info->beaconLength;
if (p2p_ie_len)
tmpl_len -= (uint32_t) p2p_ie_len;
frm = bcn_info->beacon + bytes_to_strip;
tmpl_len_aligned = roundup(tmpl_len, sizeof(A_UINT32));
/*
* Make the TSF offset negative so beacons in the same
* staggered batch have the same TSF.
*/
adjusted_tsf_le = cpu_to_le64(0ULL -
wma->interfaces[vdev_id].tsfadjust);
/* Update the timstamp in the beacon buffer with adjusted TSF */
wh = (struct ieee80211_frame *)frm;
A_MEMCPY(&wh[1], &adjusted_tsf_le, sizeof(adjusted_tsf_le));
params.vdev_id = vdev_id;
params.tim_ie_offset = bcn_info->timIeOffset - bytes_to_strip;
params.tmpl_len = tmpl_len;
params.frm = frm;
params.tmpl_len_aligned = tmpl_len_aligned;
if (bcn_info->csa_count_offset &&
(bcn_info->csa_count_offset > bytes_to_strip))
params.csa_switch_count_offset =
bcn_info->csa_count_offset - bytes_to_strip;
if (bcn_info->ecsa_count_offset &&
(bcn_info->ecsa_count_offset > bytes_to_strip))
params.ext_csa_switch_count_offset =
bcn_info->ecsa_count_offset - bytes_to_strip;
ret = wmi_unified_beacon_tmpl_send_cmd(wma->wmi_handle,
&params);
if (QDF_IS_STATUS_ERROR(ret))
WMA_LOGE("%s: Failed to send bcn tmpl: %d", __func__, ret);
return ret;
}
/**
* wma_store_bcn_tmpl() - store beacon template
* @wma: wma handle
* @vdev_id: vdev id
* @bcn_info: beacon params
*
* This function stores beacon template locally.
* This will send to target on the reception of
* SWBA event.
*
* Return: QDF status
*/
static QDF_STATUS wma_store_bcn_tmpl(tp_wma_handle wma, uint8_t vdev_id,
tpSendbeaconParams bcn_info)
{
struct beacon_info *bcn;
uint32_t len;
uint8_t *bcn_payload;
struct beacon_tim_ie *tim_ie;
bcn = wma->interfaces[vdev_id].beacon;
if (!bcn || !bcn->buf) {
WMA_LOGE("%s: Memory is not allocated to hold bcn template",
__func__);
return QDF_STATUS_E_INVAL;
}
len = *(uint32_t *) &bcn_info->beacon[0];
if (len > SIR_MAX_BEACON_SIZE - sizeof(uint32_t)) {
WMA_LOGE("%s: Received beacon len %u exceeding max limit %lu",
__func__, len, (unsigned long)(
SIR_MAX_BEACON_SIZE - sizeof(uint32_t)));
return QDF_STATUS_E_INVAL;
}
qdf_spin_lock_bh(&bcn->lock);
/*
* Copy received beacon template content in local buffer.
* this will be send to target on the reception of SWBA
* event from target.
*/
qdf_nbuf_trim_tail(bcn->buf, qdf_nbuf_len(bcn->buf));
memcpy(qdf_nbuf_data(bcn->buf),
bcn_info->beacon + 4 /* Exclude beacon length field */,
len);
if (bcn_info->timIeOffset > 3)
bcn->tim_ie_offset = bcn_info->timIeOffset - 4;
else
bcn->tim_ie_offset = bcn_info->timIeOffset;
if (bcn_info->p2pIeOffset > 3)
bcn->p2p_ie_offset = bcn_info->p2pIeOffset - 4;
else
bcn->p2p_ie_offset = bcn_info->p2pIeOffset;
bcn_payload = qdf_nbuf_data(bcn->buf);
if (bcn->tim_ie_offset) {
tim_ie = (struct beacon_tim_ie *)
(&bcn_payload[bcn->tim_ie_offset]);
/*
* Initial Value of bcn->dtim_count will be 0.
* But if the beacon gets updated then current dtim
* count will be restored
*/
tim_ie->dtim_count = bcn->dtim_count;
tim_ie->tim_bitctl = 0;
}
qdf_nbuf_put_tail(bcn->buf, len);
bcn->len = len;
qdf_spin_unlock_bh(&bcn->lock);
return QDF_STATUS_SUCCESS;
}
int wma_tbttoffset_update_event_handler(void *handle, uint8_t *event,
uint32_t len)
{
tp_wma_handle wma = (tp_wma_handle) handle;
WMI_TBTTOFFSET_UPDATE_EVENTID_param_tlvs *param_buf;
wmi_tbtt_offset_event_fixed_param *tbtt_offset_event;
struct wma_txrx_node *intf;
struct beacon_info *bcn;
tSendbeaconParams bcn_info;
uint32_t *adjusted_tsf = NULL;
uint32_t if_id = 0, vdev_map;
if (!wma) {
WMA_LOGE("Invalid wma handle");
return -EINVAL;
}
param_buf = (WMI_TBTTOFFSET_UPDATE_EVENTID_param_tlvs *) event;
if (!param_buf) {
WMA_LOGE("Invalid tbtt update event buffer");
return -EINVAL;
}
tbtt_offset_event = param_buf->fixed_param;
intf = wma->interfaces;
vdev_map = tbtt_offset_event->vdev_map;
adjusted_tsf = param_buf->tbttoffset_list;
if (!adjusted_tsf) {
WMA_LOGE("%s: Invalid adjusted_tsf", __func__);
return -EINVAL;
}
for (; (if_id < wma->max_bssid && vdev_map); vdev_map >>= 1, if_id++) {
if (!intf[if_id].vdev)
continue;
if (!(vdev_map & 0x1))
continue;
bcn = intf[if_id].beacon;
if (!bcn) {
WMA_LOGE("%s: Invalid beacon", __func__);
return -EINVAL;
}
if (!bcn->buf) {
WMA_LOGE("%s: Invalid beacon buffer", __func__);
return -EINVAL;
}
/* Save the adjusted TSF */
intf[if_id].tsfadjust = adjusted_tsf[if_id];
qdf_spin_lock_bh(&bcn->lock);
qdf_mem_zero(&bcn_info, sizeof(bcn_info));
qdf_mem_copy(bcn_info.beacon,
qdf_nbuf_data(bcn->buf), bcn->len);
bcn_info.p2pIeOffset = bcn->p2p_ie_offset;
bcn_info.beaconLength = bcn->len;
bcn_info.timIeOffset = bcn->tim_ie_offset;
qdf_spin_unlock_bh(&bcn->lock);
/* Update beacon template in firmware */
wma_unified_bcn_tmpl_send(wma, if_id, &bcn_info, 0);
}
return 0;
}
/**
* wma_p2p_go_set_beacon_ie() - set beacon IE for p2p go
* @wma_handle: wma handle
* @vdev_id: vdev id
* @p2pIe: p2p IE
*
* Return: 0 for success or error code
*/
static int wma_p2p_go_set_beacon_ie(t_wma_handle *wma_handle,
A_UINT32 vdev_id, uint8_t *p2pIe)
{
if (!wma_handle) {
WMA_LOGE("%s: wma handle is NULL", __func__);
return QDF_STATUS_E_FAILURE;
}
return wmi_unified_p2p_go_set_beacon_ie_cmd(wma_handle->wmi_handle,
vdev_id, p2pIe);
}
/**
* wma_send_probe_rsp_tmpl() - send probe resp template
* @wma: wma handle
* @probe_rsp_info: probe response info
*
* This funciton sends probe response template to fw which
* firmware will use in case of probe response offload.
*
* Return: none
*/
void wma_send_probe_rsp_tmpl(tp_wma_handle wma,
tpSendProbeRespParams probe_rsp_info)
{
uint8_t vdev_id;
struct sAniProbeRspStruct *probe_rsp;
if (!probe_rsp_info) {
WMA_LOGE(FL("probe_rsp_info is NULL"));
return;
}
probe_rsp = (struct sAniProbeRspStruct *)
(probe_rsp_info->probeRespTemplate);
if (!probe_rsp) {
WMA_LOGE(FL("probe_rsp is NULL"));
return;
}
if (wma_find_vdev_id_by_addr(wma, probe_rsp->macHdr.sa, &vdev_id)) {
WMA_LOGE(FL("failed to get vdev id"));
return;
}
if (wmi_service_enabled(wma->wmi_handle,
wmi_service_beacon_offload)) {
wma_nofl_debug("Beacon Offload Enabled Sending Unified command");
if (wmi_unified_probe_rsp_tmpl_send(wma, vdev_id,
probe_rsp_info) < 0) {
WMA_LOGE(FL("wmi_unified_probe_rsp_tmpl_send Failed "));
return;
}
}
}
QDF_STATUS wma_set_ap_vdev_up(tp_wma_handle wma, uint8_t vdev_id)
{
QDF_STATUS status = QDF_STATUS_SUCCESS;
struct vdev_mlme_obj *mlme_obj;
struct wlan_objmgr_vdev *vdev;
struct wma_txrx_node *iface;
iface = &wma->interfaces[vdev_id];
vdev = iface->vdev;
mlme_obj = wlan_vdev_mlme_get_cmpt_obj(vdev);
if (!mlme_obj) {
WMA_LOGE(FL("failed to get mlme_obj"));
return QDF_STATUS_E_INVAL;
}
mlme_obj->proto.sta.assoc_id = 0;
status = vdev_mgr_up_send(mlme_obj);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE(FL("failed to send vdev up"));
return status;
}
wma_set_sap_keepalive(wma, vdev_id);
wma_set_vdev_mgmt_rate(wma, vdev_id);
return status;
}
/**
* wma_send_beacon() - send beacon template
* @wma: wma handle
* @bcn_info: beacon info
*
* This funciton store beacon template locally and
* update keep alive parameters
*
* Return: none
*/
void wma_send_beacon(tp_wma_handle wma, tpSendbeaconParams bcn_info)
{
uint8_t vdev_id;
QDF_STATUS status;
uint8_t *p2p_ie;
struct sAniBeaconStruct *beacon;
wma_nofl_debug("Beacon update reason %d", bcn_info->reason);
beacon = (struct sAniBeaconStruct *) (bcn_info->beacon);
if (wma_find_vdev_id_by_addr(wma, beacon->macHdr.sa, &vdev_id)) {
WMA_LOGE("%s : failed to get vdev id", __func__);
status = QDF_STATUS_E_INVAL;
goto send_rsp;
}
if (wmi_service_enabled(wma->wmi_handle,
wmi_service_beacon_offload)) {
status = wma_unified_bcn_tmpl_send(wma, vdev_id, bcn_info, 4);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("%s : wmi_unified_bcn_tmpl_send Failed ",
__func__);
goto send_rsp;
}
if (bcn_info->p2pIeOffset) {
p2p_ie = bcn_info->beacon + bcn_info->p2pIeOffset;
wma_debug("p2pIe is present - vdev_id %hu, p2p_ie = %pK, p2p ie len = %hu",
vdev_id, p2p_ie, p2p_ie[1]);
if (wma_p2p_go_set_beacon_ie(wma, vdev_id,
p2p_ie) < 0) {
WMA_LOGE("%s : wmi_unified_bcn_tmpl_send Failed ",
__func__);
status = QDF_STATUS_E_INVAL;
goto send_rsp;
}
}
}
status = wma_store_bcn_tmpl(wma, vdev_id, bcn_info);
if (status != QDF_STATUS_SUCCESS) {
WMA_LOGE("%s : wma_store_bcn_tmpl Failed", __func__);
goto send_rsp;
}
send_rsp:
bcn_info->status = status;
wma_send_msg(wma, WMA_SEND_BCN_RSP, (void *)bcn_info, 0);
}
/**
* wma_set_keepalive_req() - send keep alive request to fw
* @wma: wma handle
* @keepalive: keep alive parameters
*
* Return: none
*/
void wma_set_keepalive_req(tp_wma_handle wma,
struct keep_alive_req *keepalive)
{
wma_nofl_debug("KEEPALIVE:PacketType:%d", keepalive->packetType);
wma_set_sta_keep_alive(wma, keepalive->sessionId,
keepalive->packetType,
keepalive->timePeriod,
keepalive->hostIpv4Addr,
keepalive->destIpv4Addr,
keepalive->dest_macaddr.bytes);
qdf_mem_free(keepalive);
}
/**
* wma_beacon_miss_handler() - beacon miss event handler
* @wma: wma handle
* @vdev_id: vdev id
* @riis: rssi value
*
* This function send beacon miss indication to upper layers.
*
* Return: none
*/
void wma_beacon_miss_handler(tp_wma_handle wma, uint32_t vdev_id, int32_t rssi)
{
struct missed_beacon_ind *beacon_miss_ind;
struct mac_context *mac = cds_get_context(QDF_MODULE_ID_PE);
beacon_miss_ind = qdf_mem_malloc(sizeof(*beacon_miss_ind));
if (!beacon_miss_ind)
return;
if (mac && mac->sme.tx_queue_cb)
mac->sme.tx_queue_cb(mac->hdd_handle, vdev_id,
WLAN_STOP_ALL_NETIF_QUEUE,
WLAN_CONTROL_PATH);
beacon_miss_ind->messageType = WMA_MISSED_BEACON_IND;
beacon_miss_ind->length = sizeof(*beacon_miss_ind);
beacon_miss_ind->bss_idx = vdev_id;
wma_send_msg(wma, WMA_MISSED_BEACON_IND, beacon_miss_ind, 0);
if (!wmi_service_enabled(wma->wmi_handle,
wmi_service_hw_db2dbm_support))
rssi += WMA_TGT_NOISE_FLOOR_DBM;
wma_lost_link_info_handler(wma, vdev_id, rssi);
}
/**
* wma_get_status_str() - get string of tx status from firmware
* @status: tx status
*
* Return: converted string of tx status
*/
static const char *wma_get_status_str(uint32_t status)
{
switch (status) {
default:
return "unknown";
CASE_RETURN_STRING(WMI_MGMT_TX_COMP_TYPE_COMPLETE_OK);
CASE_RETURN_STRING(WMI_MGMT_TX_COMP_TYPE_DISCARD);
CASE_RETURN_STRING(WMI_MGMT_TX_COMP_TYPE_INSPECT);
CASE_RETURN_STRING(WMI_MGMT_TX_COMP_TYPE_COMPLETE_NO_ACK);
CASE_RETURN_STRING(WMI_MGMT_TX_COMP_TYPE_MAX);
}
}
#ifdef CONFIG_HL_SUPPORT
static inline void wma_mgmt_unmap_buf(tp_wma_handle wma_handle, qdf_nbuf_t buf)
{
}
#else
static inline void wma_mgmt_unmap_buf(tp_wma_handle wma_handle, qdf_nbuf_t buf)
{
qdf_nbuf_unmap_single(wma_handle->qdf_dev, buf, QDF_DMA_TO_DEVICE);
}
#endif
#if !defined(REMOVE_PKT_LOG)
/**
* wma_mgmt_pktdump_status_map() - map MGMT Tx completion status with
* packet dump Tx status
* @status: MGMT Tx completion status
*
* Return: packet dump tx_status enum
*/
static inline enum tx_status
wma_mgmt_pktdump_status_map(WMI_MGMT_TX_COMP_STATUS_TYPE status)
{
enum tx_status pktdump_status;
switch (status) {
case WMI_MGMT_TX_COMP_TYPE_COMPLETE_OK:
pktdump_status = tx_status_ok;
break;
case WMI_MGMT_TX_COMP_TYPE_DISCARD:
pktdump_status = tx_status_discard;
break;
case WMI_MGMT_TX_COMP_TYPE_COMPLETE_NO_ACK:
pktdump_status = tx_status_no_ack;
break;
default:
pktdump_status = tx_status_discard;
break;
}
return pktdump_status;
}
#endif
/**
* wma_process_mgmt_tx_completion() - process mgmt completion
* @wma_handle: wma handle
* @desc_id: descriptor id
* @status: status
*
* Return: 0 for success or error code
*/
static int wma_process_mgmt_tx_completion(tp_wma_handle wma_handle,
uint32_t desc_id, uint32_t status)
{
struct wlan_objmgr_pdev *pdev;
qdf_nbuf_t buf = NULL;
QDF_STATUS ret;
#if !defined(REMOVE_PKT_LOG)
uint8_t vdev_id = 0;
ol_txrx_pktdump_cb packetdump_cb;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
enum tx_status pktdump_status;
#endif
struct wmi_mgmt_params mgmt_params = {};
if (!wma_handle) {
WMA_LOGE("%s: wma handle is NULL", __func__);
return -EINVAL;
}
wma_debug("status: %s wmi_desc_id: %d",
wma_get_status_str(status), desc_id);
pdev = wma_handle->pdev;
if (!pdev) {
WMA_LOGE("%s: psoc ptr is NULL", __func__);
return -EINVAL;
}
buf = mgmt_txrx_get_nbuf(pdev, desc_id);
if (buf)
wma_mgmt_unmap_buf(wma_handle, buf);
#if !defined(REMOVE_PKT_LOG)
vdev_id = mgmt_txrx_get_vdev_id(pdev, desc_id);
mgmt_params.vdev_id = vdev_id;
packetdump_cb = wma_handle->wma_mgmt_tx_packetdump_cb;
pktdump_status = wma_mgmt_pktdump_status_map(status);
if (packetdump_cb)
packetdump_cb(soc, WMI_PDEV_ID_SOC, vdev_id,
buf, pktdump_status, TX_MGMT_PKT);
#endif
ret = mgmt_txrx_tx_completion_handler(pdev, desc_id, status,
&mgmt_params);
if (ret != QDF_STATUS_SUCCESS) {
WMA_LOGE("%s: Failed to process mgmt tx completion", __func__);
return -EINVAL;
}
return 0;
}
/**
* wma_mgmt_tx_completion_handler() - wma mgmt Tx completion event handler
* @handle: wma handle
* @cmpl_event_params: completion event handler data
* @len: length of @cmpl_event_params
*
* Return: 0 on success; error number otherwise
*/
int wma_mgmt_tx_completion_handler(void *handle, uint8_t *cmpl_event_params,
uint32_t len)
{
tp_wma_handle wma_handle = (tp_wma_handle)handle;
WMI_MGMT_TX_COMPLETION_EVENTID_param_tlvs *param_buf;
wmi_mgmt_tx_compl_event_fixed_param *cmpl_params;
param_buf = (WMI_MGMT_TX_COMPLETION_EVENTID_param_tlvs *)
cmpl_event_params;
if (!param_buf || !wma_handle) {
WMA_LOGE("%s: Invalid mgmt Tx completion event", __func__);
return -EINVAL;
}
cmpl_params = param_buf->fixed_param;
wma_process_mgmt_tx_completion(wma_handle,
cmpl_params->desc_id, cmpl_params->status);
return 0;
}
/**
* wma_mgmt_tx_bundle_completion_handler() - mgmt bundle comp handler
* @handle: wma handle
* @buf: buffer
* @len: length
*
* Return: 0 for success or error code
*/
int wma_mgmt_tx_bundle_completion_handler(void *handle, uint8_t *buf,
uint32_t len)
{
tp_wma_handle wma_handle = (tp_wma_handle)handle;
WMI_MGMT_TX_BUNDLE_COMPLETION_EVENTID_param_tlvs *param_buf;
wmi_mgmt_tx_compl_bundle_event_fixed_param *cmpl_params;
uint32_t num_reports;
uint32_t *desc_ids;
uint32_t *status;
uint32_t i, buf_len;
bool excess_data = false;
param_buf = (WMI_MGMT_TX_BUNDLE_COMPLETION_EVENTID_param_tlvs *)buf;
if (!param_buf || !wma_handle) {
WMA_LOGE("%s: Invalid mgmt Tx completion event", __func__);
return -EINVAL;
}
cmpl_params = param_buf->fixed_param;
num_reports = cmpl_params->num_reports;
desc_ids = (uint32_t *)(param_buf->desc_ids);
status = (uint32_t *)(param_buf->status);
/* buf contains num_reports * sizeof(uint32) len of desc_ids and
* num_reports * sizeof(uint32) status,
* so (2 x (num_reports * sizeof(uint32)) should not exceed MAX
*/
if (cmpl_params->num_reports > (WMI_SVC_MSG_MAX_SIZE /
(2 * sizeof(uint32_t))))
excess_data = true;
else
buf_len = cmpl_params->num_reports * (2 * sizeof(uint32_t));
if (excess_data || (sizeof(*cmpl_params) > (WMI_SVC_MSG_MAX_SIZE -
buf_len))) {
WMA_LOGE("excess wmi buffer: num_reports %d",
cmpl_params->num_reports);
return -EINVAL;
}
if ((cmpl_params->num_reports > param_buf->num_desc_ids) ||
(cmpl_params->num_reports > param_buf->num_status)) {
WMA_LOGE("Invalid num_reports %d, num_desc_ids %d, num_status %d",
cmpl_params->num_reports, param_buf->num_desc_ids,
param_buf->num_status);
return -EINVAL;
}
for (i = 0; i < num_reports; i++)
wma_process_mgmt_tx_completion(wma_handle,
desc_ids[i], status[i]);
return 0;
}
/**
* wma_process_update_opmode() - process update VHT opmode cmd from UMAC
* @wma_handle: wma handle
* @update_vht_opmode: vht opmode
*
* Return: none
*/
void wma_process_update_opmode(tp_wma_handle wma_handle,
tUpdateVHTOpMode *update_vht_opmode)
{
wmi_host_channel_width ch_width;
uint8_t pdev_id;
struct wlan_objmgr_peer *peer;
struct wlan_objmgr_psoc *psoc = wma_handle->psoc;
enum wlan_phymode peer_phymode;
uint32_t fw_phymode;
enum wlan_peer_type peer_type;
pdev_id = wlan_objmgr_pdev_get_pdev_id(wma_handle->pdev);
peer = wlan_objmgr_get_peer(psoc, pdev_id,
update_vht_opmode->peer_mac,
WLAN_LEGACY_WMA_ID);
if (!peer) {
WMA_LOGE("peer object invalid");
return;
}
peer_type = wlan_peer_get_peer_type(peer);
if (peer_type == WLAN_PEER_SELF) {
WMA_LOGE("self peer wrongly used");
wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
return;
}
wlan_peer_obj_lock(peer);
peer_phymode = wlan_peer_get_phymode(peer);
wlan_peer_obj_unlock(peer);
wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
fw_phymode = wma_host_to_fw_phymode(peer_phymode);
ch_width = wmi_get_ch_width_from_phy_mode(wma_handle->wmi_handle,
fw_phymode);
wma_debug("ch_width: %d, fw phymode: %d peer_phymode %d",
ch_width, fw_phymode, peer_phymode);
if (ch_width < update_vht_opmode->opMode) {
WMA_LOGE("%s: Invalid peer bw update %d, self bw %d",
__func__, update_vht_opmode->opMode,
ch_width);
return;
}
wma_debug("opMode = %d", update_vht_opmode->opMode);
wma_set_peer_param(wma_handle, update_vht_opmode->peer_mac,
WMI_PEER_CHWIDTH, update_vht_opmode->opMode,
update_vht_opmode->smesessionId);
}
/**
* wma_process_update_rx_nss() - process update RX NSS cmd from UMAC
* @wma_handle: wma handle
* @update_rx_nss: rx nss value
*
* Return: none
*/
void wma_process_update_rx_nss(tp_wma_handle wma_handle,
tUpdateRxNss *update_rx_nss)
{
struct target_psoc_info *tgt_hdl;
struct wma_txrx_node *intr =
&wma_handle->interfaces[update_rx_nss->smesessionId];
int rx_nss = update_rx_nss->rxNss;
int num_rf_chains;
tgt_hdl = wlan_psoc_get_tgt_if_handle(wma_handle->psoc);
if (!tgt_hdl) {
WMA_LOGE("%s: target psoc info is NULL", __func__);
return;
}
num_rf_chains = target_if_get_num_rf_chains(tgt_hdl);
if (rx_nss > num_rf_chains || rx_nss > WMA_MAX_NSS)
rx_nss = QDF_MIN(num_rf_chains, WMA_MAX_NSS);
intr->nss = (uint8_t)rx_nss;
update_rx_nss->rxNss = (uint32_t)rx_nss;
wma_debug("Rx Nss = %d", update_rx_nss->rxNss);
wma_set_peer_param(wma_handle, update_rx_nss->peer_mac,
WMI_PEER_NSS, update_rx_nss->rxNss,
update_rx_nss->smesessionId);
}
/**
* wma_process_update_membership() - process update group membership cmd
* @wma_handle: wma handle
* @membership: group membership info
*
* Return: none
*/
void wma_process_update_membership(tp_wma_handle wma_handle,
tUpdateMembership *membership)
{
wma_debug("membership = %x ", membership->membership);
wma_set_peer_param(wma_handle, membership->peer_mac,
WMI_PEER_MEMBERSHIP, membership->membership,
membership->smesessionId);
}
/**
* wma_process_update_userpos() - process update user pos cmd from UMAC
* @wma_handle: wma handle
* @userpos: user pos value
*
* Return: none
*/
void wma_process_update_userpos(tp_wma_handle wma_handle,
tUpdateUserPos *userpos)
{
wma_debug("userPos = %x ", userpos->userPos);
wma_set_peer_param(wma_handle, userpos->peer_mac,
WMI_PEER_USERPOS, userpos->userPos,
userpos->smesessionId);
/* Now that membership/userpos is updated in fw,
* enable GID PPS.
*/
wma_set_ppsconfig(userpos->smesessionId, WMA_VHT_PPS_GID_MATCH, 1);
}
QDF_STATUS wma_set_cts2self_for_p2p_go(void *wma_handle,
uint32_t cts2self_for_p2p_go)
{
int32_t ret;
tp_wma_handle wma = (tp_wma_handle)wma_handle;
struct pdev_params pdevparam;
pdevparam.param_id = WMI_PDEV_PARAM_CTS2SELF_FOR_P2P_GO_CONFIG;
pdevparam.param_value = cts2self_for_p2p_go;
ret = wmi_unified_pdev_param_send(wma->wmi_handle,
&pdevparam,
WMA_WILDCARD_PDEV_ID);
if (ret) {
WMA_LOGE("Fail to Set CTS2SELF for p2p GO %d",
cts2self_for_p2p_go);
return QDF_STATUS_E_FAILURE;
}
wma_nofl_debug("Successfully Set CTS2SELF for p2p GO %d",
cts2self_for_p2p_go);
return QDF_STATUS_SUCCESS;
}
/**
* wma_set_htconfig() - set ht config parameters to target
* @vdev_id: vdev id
* @ht_capab: ht capablity
* @value: value of ht param
*
* Return: QDF status
*/
QDF_STATUS wma_set_htconfig(uint8_t vdev_id, uint16_t ht_capab, int value)
{
tp_wma_handle wma = cds_get_context(QDF_MODULE_ID_WMA);
QDF_STATUS ret = QDF_STATUS_E_FAILURE;
if (!wma) {
WMA_LOGE("%s: Failed to get wma", __func__);
return QDF_STATUS_E_INVAL;
}
switch (ht_capab) {
case WNI_CFG_HT_CAP_INFO_ADVANCE_CODING:
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_LDPC,
value);
break;
case WNI_CFG_HT_CAP_INFO_TX_STBC:
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_TX_STBC,
value);
break;
case WNI_CFG_HT_CAP_INFO_RX_STBC:
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_RX_STBC,
value);
break;
case WNI_CFG_HT_CAP_INFO_SHORT_GI_20MHZ:
case WNI_CFG_HT_CAP_INFO_SHORT_GI_40MHZ:
WMA_LOGE("%s: ht_capab = %d, value = %d", __func__, ht_capab,
value);
ret = wma_vdev_set_param(wma->wmi_handle, vdev_id,
WMI_VDEV_PARAM_SGI, value);
if (ret == QDF_STATUS_SUCCESS)
wma->interfaces[vdev_id].config.shortgi = value;
break;
default:
WMA_LOGE("%s:INVALID HT CONFIG", __func__);
}
return ret;
}
#ifdef WLAN_FEATURE_11W
/**
* wma_extract_ccmp_pn() - extract 6 byte PN from the CCMP header
* @ccmp_ptr: CCMP header
*
* Return: PN extracted from header.
*/
static uint64_t wma_extract_ccmp_pn(uint8_t *ccmp_ptr)
{
uint8_t rsvd, key, pn[6];
uint64_t new_pn;
/*
* +-----+-----+------+----------+-----+-----+-----+-----+
* | PN0 | PN1 | rsvd | rsvd/key | PN2 | PN3 | PN4 | PN5 |
* +-----+-----+------+----------+-----+-----+-----+-----+
* CCMP Header Format
*/
/* Extract individual bytes */
pn[0] = (uint8_t) *ccmp_ptr;
pn[1] = (uint8_t) *(ccmp_ptr + 1);
rsvd = (uint8_t) *(ccmp_ptr + 2);
key = (uint8_t) *(ccmp_ptr + 3);
pn[2] = (uint8_t) *(ccmp_ptr + 4);
pn[3] = (uint8_t) *(ccmp_ptr + 5);
pn[4] = (uint8_t) *(ccmp_ptr + 6);
pn[5] = (uint8_t) *(ccmp_ptr + 7);
/* Form 6 byte PN with 6 individual bytes of PN */
new_pn = ((uint64_t) pn[5] << 40) |
((uint64_t) pn[4] << 32) |
((uint64_t) pn[3] << 24) |
((uint64_t) pn[2] << 16) |
((uint64_t) pn[1] << 8) | ((uint64_t) pn[0] << 0);
return new_pn;
}
/**
* wma_is_ccmp_pn_replay_attack() - detect replay attacking using PN in CCMP
* @wma: wma context
* @wh: 802.11 frame header
* @ccmp_ptr: CCMP frame header
*
* Return: true/false
*/
static bool
wma_is_ccmp_pn_replay_attack(tp_wma_handle wma, struct ieee80211_frame *wh,
uint8_t *ccmp_ptr)
{
uint64_t new_pn;
bool ret = false;
struct peer_mlme_priv_obj *peer_priv;
struct wlan_objmgr_peer *peer;
new_pn = wma_extract_ccmp_pn(ccmp_ptr);
peer = wlan_objmgr_get_peer_by_mac(wma->psoc, wh->i_addr2,
WLAN_LEGACY_WMA_ID);
if (!peer)
return ret;
peer_priv = wlan_objmgr_peer_get_comp_private_obj(peer,
WLAN_UMAC_COMP_MLME);
if (!peer_priv) {
wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
return ret;
}
if (peer_priv->last_pn_valid) {
if (new_pn > peer_priv->last_pn) {
peer_priv->last_pn = new_pn;
} else {
wma_err_rl("PN Replay attack detected");
/* per 11W amendment, keeping track of replay attacks */
peer_priv->rmf_pn_replays += 1;
ret = true;
}
} else {
peer_priv->last_pn_valid = 1;
peer_priv->last_pn = new_pn;
}
wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
return ret;
}
#ifdef WLAN_FEATURE_11W
/**
* wma_process_bip() - process mmie in rmf frame
* @wma_handle: wma handle
* @iface: txrx node
* @wh: 80211 frame
* @wbuf: Buffer
*
* Return: 0 for success or error code
*/
static
int wma_process_bip(tp_wma_handle wma_handle,
struct wma_txrx_node *iface,
struct ieee80211_frame *wh,
qdf_nbuf_t wbuf
)
{
uint16_t mmie_size;
uint16_t key_id;
uint8_t *efrm;
uint8_t *igtk;
uint16_t key_len;
efrm = qdf_nbuf_data(wbuf) + qdf_nbuf_len(wbuf);
if (iface->key.key_cipher == WMI_CIPHER_AES_CMAC) {
mmie_size = cds_get_mmie_size();
} else if (iface->key.key_cipher == WMI_CIPHER_AES_GMAC ||
iface->key.key_cipher == WMI_CIPHER_BIP_GMAC_256) {
mmie_size = cds_get_gmac_mmie_size();
} else {
WMA_LOGE(FL("Invalid key cipher %d"), iface->key.key_cipher);
return -EINVAL;
}
/* Check if frame is invalid length */
if (efrm - (uint8_t *)wh < sizeof(*wh) + mmie_size) {
WMA_LOGE(FL("Invalid frame length"));
return -EINVAL;
}
key_id = (uint16_t)*(efrm - mmie_size + 2);
if (!((key_id == WMA_IGTK_KEY_INDEX_4)
|| (key_id == WMA_IGTK_KEY_INDEX_5))) {
WMA_LOGE(FL("Invalid KeyID(%d) dropping the frame"), key_id);
return -EINVAL;
}
wma_debug("key_cipher %d key_id %d", iface->key.key_cipher, key_id);
igtk = wma_get_igtk(iface, &key_len, key_id);
switch (iface->key.key_cipher) {
case WMI_CIPHER_AES_CMAC:
if (wmi_service_enabled(wma_handle->wmi_handle,
wmi_service_sta_pmf_offload)) {
/*
* if 11w offload is enabled then mmie validation is
* performed in firmware, host just need to trim the
* mmie.
*/
qdf_nbuf_trim_tail(wbuf, cds_get_mmie_size());
} else {
if (cds_is_mmie_valid(igtk, iface->key.key_id[
key_id -
WMA_IGTK_KEY_INDEX_4].ipn,
(uint8_t *)wh, efrm)) {
wma_debug("Protected BC/MC frame MMIE validation successful");
/* Remove MMIE */
qdf_nbuf_trim_tail(wbuf, cds_get_mmie_size());
} else {
wma_debug("BC/MC MIC error or MMIE not present, dropping the frame");
return -EINVAL;
}
}
break;
case WMI_CIPHER_AES_GMAC:
case WMI_CIPHER_BIP_GMAC_256:
if (wmi_service_enabled(wma_handle->wmi_handle,
wmi_service_gmac_offload_support)) {
/*
* if gmac offload is enabled then mmie validation is
* performed in firmware, host just need to trim the
* mmie.
*/
wma_debug("Trim GMAC MMIE");
qdf_nbuf_trim_tail(wbuf, cds_get_gmac_mmie_size());
} else {
if (cds_is_gmac_mmie_valid(igtk,
iface->key.key_id[key_id - WMA_IGTK_KEY_INDEX_4].ipn,
(uint8_t *) wh, efrm, key_len)) {
wma_debug("Protected BC/MC frame GMAC MMIE validation successful");
/* Remove MMIE */
qdf_nbuf_trim_tail(wbuf,
cds_get_gmac_mmie_size());
} else {
wma_debug("BC/MC GMAC MIC error or MMIE not present, dropping the frame");
return -EINVAL;
}
}
break;
default:
WMA_LOGE(FL("Unsupported key cipher %d"),
iface->key.key_cipher);
}
return 0;
}
#endif
/**
* wma_process_rmf_frame() - process rmf frame
* @wma_handle: wma handle
* @iface: txrx node
* @wh: 80211 frame
* @rx_pkt: rx packet
* @wbuf: Buffer
*
* Return: 0 for success or error code
*/
static
int wma_process_rmf_frame(tp_wma_handle wma_handle,
struct wma_txrx_node *iface,
struct ieee80211_frame *wh,
cds_pkt_t *rx_pkt,
qdf_nbuf_t wbuf)
{
uint8_t *orig_hdr;
uint8_t *ccmp;
uint8_t mic_len, hdr_len, pdev_id;
QDF_STATUS status;
if ((wh)->i_fc[1] & IEEE80211_FC1_WEP) {
if (QDF_IS_ADDR_BROADCAST(wh->i_addr1) ||
IEEE80211_IS_MULTICAST(wh->i_addr1)) {
WMA_LOGE("Encrypted BC/MC frame dropping the frame");
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
if (iface->type == WMI_VDEV_TYPE_NDI) {
hdr_len = IEEE80211_CCMP_HEADERLEN;
mic_len = IEEE80211_CCMP_MICLEN;
} else {
pdev_id =
wlan_objmgr_pdev_get_pdev_id(wma_handle->pdev);
status = mlme_get_peer_mic_len(wma_handle->psoc,
pdev_id, wh->i_addr2,
&mic_len, &hdr_len);
if (QDF_IS_STATUS_ERROR(status)) {
WMA_LOGE("Failed to get mic hdr and length");
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
}
if (qdf_nbuf_len(wbuf) < (sizeof(*wh) + hdr_len + mic_len)) {
WMA_LOGE("Buffer length less than expected %d",
(int)qdf_nbuf_len(wbuf));
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
orig_hdr = (uint8_t *) qdf_nbuf_data(wbuf);
/* Pointer to head of CCMP header */
ccmp = orig_hdr + sizeof(*wh);
if (wma_is_ccmp_pn_replay_attack(wma_handle, wh, ccmp)) {
wma_err_rl("Dropping the frame");
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
/* Strip privacy headers (and trailer)
* for a received frame
*/
qdf_mem_move(orig_hdr +
hdr_len, wh,
sizeof(*wh));
qdf_nbuf_pull_head(wbuf,
hdr_len);
qdf_nbuf_trim_tail(wbuf, mic_len);
/*
* CCMP header has been pulled off
* reinitialize the start pointer of mac header
* to avoid accessing incorrect address
*/
wh = (struct ieee80211_frame *) qdf_nbuf_data(wbuf);
rx_pkt->pkt_meta.mpdu_hdr_ptr =
qdf_nbuf_data(wbuf);
rx_pkt->pkt_meta.mpdu_len = qdf_nbuf_len(wbuf);
rx_pkt->pkt_buf = wbuf;
if (rx_pkt->pkt_meta.mpdu_len >=
rx_pkt->pkt_meta.mpdu_hdr_len) {
rx_pkt->pkt_meta.mpdu_data_len =
rx_pkt->pkt_meta.mpdu_len -
rx_pkt->pkt_meta.mpdu_hdr_len;
} else {
WMA_LOGE("mpdu len %d less than hdr %d, dropping frame",
rx_pkt->pkt_meta.mpdu_len,
rx_pkt->pkt_meta.mpdu_hdr_len);
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
if (rx_pkt->pkt_meta.mpdu_data_len > WMA_MAX_MGMT_MPDU_LEN) {
WMA_LOGE("Data Len %d greater than max, dropping frame",
rx_pkt->pkt_meta.mpdu_data_len);
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
rx_pkt->pkt_meta.mpdu_data_ptr =
rx_pkt->pkt_meta.mpdu_hdr_ptr +
rx_pkt->pkt_meta.mpdu_hdr_len;
wma_debug("BSSID: "QDF_MAC_ADDR_FMT" tsf_delta: %u",
QDF_MAC_ADDR_REF(wh->i_addr3),
rx_pkt->pkt_meta.tsf_delta);
} else {
if (QDF_IS_ADDR_BROADCAST(wh->i_addr1) ||
IEEE80211_IS_MULTICAST(wh->i_addr1)) {
if (0 != wma_process_bip(wma_handle, iface, wh, wbuf)) {
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
} else {
WMA_LOGE("Rx unprotected unicast mgmt frame");
rx_pkt->pkt_meta.dpuFeedback =
DPU_FEEDBACK_UNPROTECTED_ERROR;
}
}
return 0;
}
/**
* wma_get_peer_pmf_status() - Get the PMF capability of peer
* @wma: wma handle
* @peer_mac: peer mac addr
*
* Return: True if PMF is enabled, false otherwise.
*/
static bool
wma_get_peer_pmf_status(tp_wma_handle wma, uint8_t *peer_mac)
{
struct wlan_objmgr_peer *peer;
bool is_pmf_enabled;
if (!peer_mac) {
WMA_LOGE("peer_mac is NULL");
return false;
}
peer = wlan_objmgr_get_peer(wma->psoc,
wlan_objmgr_pdev_get_pdev_id(wma->pdev),
peer_mac, WLAN_LEGACY_WMA_ID);
if (!peer) {
WMA_LOGE("Peer of peer_mac "QDF_MAC_ADDR_FMT" not found",
QDF_MAC_ADDR_REF(peer_mac));
return false;
}
is_pmf_enabled = mlme_get_peer_pmf_status(peer);
wlan_objmgr_peer_release_ref(peer, WLAN_LEGACY_WMA_ID);
wma_nofl_debug("get is_pmf_enabled %d for "QDF_MAC_ADDR_FMT,
is_pmf_enabled, QDF_MAC_ADDR_REF(peer_mac));
return is_pmf_enabled;
}
/**
* wma_check_and_process_rmf_frame() - Process the frame if it is of rmf type
* @wma_handle: wma handle
* @vdev_id: vdev id
* @wh: double pointer to 802.11 frame header which will be updated if the
* frame is of rmf type.
* @rx_pkt: rx packet
* @buf: Buffer
*
* Process the frame as rmf frame only if both DUT and peer are of PMF capable
*
* Return: 0 for success or error code
*/
static int
wma_check_and_process_rmf_frame(tp_wma_handle wma_handle,
uint8_t vdev_id,
struct ieee80211_frame **wh,
cds_pkt_t *rx_pkt,
qdf_nbuf_t buf)
{
int status;
struct wma_txrx_node *iface;
struct ieee80211_frame *hdr = *wh;
iface = &(wma_handle->interfaces[vdev_id]);
if (iface->type != WMI_VDEV_TYPE_NDI && !iface->rmfEnabled)
return 0;
if (qdf_is_macaddr_group((struct qdf_mac_addr *)(hdr->i_addr1)) ||
qdf_is_macaddr_broadcast((struct qdf_mac_addr *)(hdr->i_addr1)) ||
wma_get_peer_pmf_status(wma_handle, hdr->i_addr2) ||
(iface->type == WMI_VDEV_TYPE_NDI &&
(hdr->i_fc[1] & IEEE80211_FC1_WEP))) {
status = wma_process_rmf_frame(wma_handle, iface, hdr,
rx_pkt, buf);
if (status)
return status;
/*
* CCMP header might have been pulled off reinitialize the
* start pointer of mac header
*/
*wh = (struct ieee80211_frame *)qdf_nbuf_data(buf);
}
return 0;
}
#else
static inline int
wma_check_and_process_rmf_frame(tp_wma_handle wma_handle,
uint8_t vdev_id,
struct ieee80211_frame **wh,
cds_pkt_t *rx_pkt,
qdf_nbuf_t buf)
{
return 0;
}
#endif
/**
* wma_is_pkt_drop_candidate() - check if the mgmt frame should be droppped
* @wma_handle: wma handle
* @peer_addr: peer MAC address
* @bssid: BSSID Address
* @subtype: Management frame subtype
*
* This function is used to decide if a particular management frame should be
* dropped to prevent DOS attack. Timestamp is used to decide the DOS attack.
*
* Return: true if the packet should be dropped and false oterwise
*/
static bool wma_is_pkt_drop_candidate(tp_wma_handle wma_handle,
uint8_t *peer_addr, uint8_t *bssid,
uint8_t subtype)
{
bool should_drop = false;
uint8_t nan_addr[] = {0x50, 0x6F, 0x9A, 0x01, 0x00, 0x00};
/* Drop the beacons from NAN device */
if ((subtype == MGMT_SUBTYPE_BEACON) &&
(!qdf_mem_cmp(nan_addr, bssid, NAN_CLUSTER_ID_BYTES))) {
should_drop = true;
goto end;
}
end:
return should_drop;
}
#define RATE_LIMIT 16
int wma_form_rx_packet(qdf_nbuf_t buf,
struct mgmt_rx_event_params *mgmt_rx_params,
cds_pkt_t *rx_pkt)
{
uint8_t vdev_id = WMA_INVALID_VDEV_ID;
struct ieee80211_frame *wh;
uint8_t mgt_type, mgt_subtype;
int status;
tp_wma_handle wma_handle = (tp_wma_handle)
cds_get_context(QDF_MODULE_ID_WMA);
#if !defined(REMOVE_PKT_LOG)
ol_txrx_pktdump_cb packetdump_cb;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
#endif
static uint8_t limit_prints_invalid_len = RATE_LIMIT - 1;
static uint8_t limit_prints_load_unload = RATE_LIMIT - 1;
static uint8_t limit_prints_recovery = RATE_LIMIT - 1;
if (!wma_handle) {
WMA_LOGE(FL("wma handle is NULL"));
qdf_nbuf_free(buf);
qdf_mem_free(rx_pkt);
return -EINVAL;
}
if (!mgmt_rx_params) {
limit_prints_invalid_len++;
if (limit_prints_invalid_len == RATE_LIMIT) {
wma_debug("mgmt rx params is NULL");
limit_prints_invalid_len = 0;
}
qdf_nbuf_free(buf);
qdf_mem_free(rx_pkt);
return -EINVAL;
}
if (cds_is_load_or_unload_in_progress()) {
limit_prints_load_unload++;
if (limit_prints_load_unload == RATE_LIMIT) {
wma_debug("Load/Unload in progress");
limit_prints_load_unload = 0;
}
qdf_nbuf_free(buf);
qdf_mem_free(rx_pkt);
return -EINVAL;
}
if (cds_is_driver_recovering()) {
limit_prints_recovery++;
if (limit_prints_recovery == RATE_LIMIT) {
wma_debug("Recovery in progress");
limit_prints_recovery = 0;
}
qdf_nbuf_free(buf);
qdf_mem_free(rx_pkt);
return -EINVAL;
}
if (cds_is_driver_in_bad_state()) {
limit_prints_recovery++;
if (limit_prints_recovery == RATE_LIMIT) {
wma_debug("Driver in bad state");
limit_prints_recovery = 0;
}
qdf_nbuf_free(buf);
qdf_mem_free(rx_pkt);
return -EINVAL;
}
/*
* Fill in meta information needed by pe/lim
* TODO: Try to maintain rx metainfo as part of skb->data.
*/
rx_pkt->pkt_meta.frequency = mgmt_rx_params->chan_freq;
rx_pkt->pkt_meta.scan_src = mgmt_rx_params->flags;
/*
* Get the rssi value from the current snr value
* using standard noise floor of -96.
*/
rx_pkt->pkt_meta.rssi = mgmt_rx_params->snr +
WMA_NOISE_FLOOR_DBM_DEFAULT;
rx_pkt->pkt_meta.snr = mgmt_rx_params->snr;
/* If absolute rssi is available from firmware, use it */
if (mgmt_rx_params->rssi != 0)
rx_pkt->pkt_meta.rssi_raw = mgmt_rx_params->rssi;
else
rx_pkt->pkt_meta.rssi_raw = rx_pkt->pkt_meta.rssi;
/*
* FIXME: Assigning the local timestamp as hw timestamp is not
* available. Need to see if pe/lim really uses this data.
*/
rx_pkt->pkt_meta.timestamp = (uint32_t) jiffies;
rx_pkt->pkt_meta.mpdu_hdr_len = sizeof(struct ieee80211_frame);
rx_pkt->pkt_meta.mpdu_len = mgmt_rx_params->buf_len;
/*
* The buf_len should be at least 802.11 header len
*/
if (mgmt_rx_params->buf_len < rx_pkt->pkt_meta.mpdu_hdr_len) {
WMA_LOGE("MPDU Len %d lesser than header len %d",
mgmt_rx_params->buf_len,
rx_pkt->pkt_meta.mpdu_hdr_len);
qdf_nbuf_free(buf);
qdf_mem_free(rx_pkt);
return -EINVAL;
}
rx_pkt->pkt_meta.mpdu_data_len = mgmt_rx_params->buf_len -
rx_pkt->pkt_meta.mpdu_hdr_len;
rx_pkt->pkt_meta.roamCandidateInd = 0;
wh = (struct ieee80211_frame *)qdf_nbuf_data(buf);
/*
* If the mpdu_data_len is greater than Max (2k), drop the frame
*/
if (rx_pkt->pkt_meta.mpdu_data_len > WMA_MAX_MGMT_MPDU_LEN) {
wma_err("Data Len %d greater than max, dropping frame from "QDF_MAC_ADDR_FMT,
rx_pkt->pkt_meta.mpdu_data_len,
QDF_MAC_ADDR_REF(wh->i_addr3));
qdf_nbuf_free(buf);
qdf_mem_free(rx_pkt);
return -EINVAL;
}
rx_pkt->pkt_meta.mpdu_hdr_ptr = qdf_nbuf_data(buf);
rx_pkt->pkt_meta.mpdu_data_ptr = rx_pkt->pkt_meta.mpdu_hdr_ptr +
rx_pkt->pkt_meta.mpdu_hdr_len;
rx_pkt->pkt_meta.tsf_delta = mgmt_rx_params->tsf_delta;
rx_pkt->pkt_buf = buf;
/* If it is a beacon/probe response, save it for future use */
mgt_type = (wh)->i_fc[0] & IEEE80211_FC0_TYPE_MASK;
mgt_subtype = (wh)->i_fc[0] & IEEE80211_FC0_SUBTYPE_MASK;
if (mgt_type == IEEE80211_FC0_TYPE_MGT &&
(mgt_subtype == MGMT_SUBTYPE_DISASSOC ||
mgt_subtype == MGMT_SUBTYPE_DEAUTH ||
mgt_subtype == MGMT_SUBTYPE_ACTION)) {
if (wma_find_vdev_id_by_bssid(wma_handle, wh->i_addr3,
&vdev_id) == QDF_STATUS_SUCCESS) {
status = wma_check_and_process_rmf_frame(wma_handle,
vdev_id,
&wh,
rx_pkt,
buf);
if (status)
return status;
} else if (wma_find_vdev_id_by_addr(wma_handle, wh->i_addr1,
&vdev_id) == QDF_STATUS_SUCCESS) {
status = wma_check_and_process_rmf_frame(wma_handle,
vdev_id,
&wh,
rx_pkt,
buf);
if (status)
return status;
}
}
rx_pkt->pkt_meta.session_id =
(vdev_id == WMA_INVALID_VDEV_ID ? 0 : vdev_id);
if (mgt_type == IEEE80211_FC0_TYPE_MGT &&
(mgt_subtype == MGMT_SUBTYPE_BEACON ||
mgt_subtype == MGMT_SUBTYPE_PROBE_RESP)) {
if (mgmt_rx_params->buf_len <=
(sizeof(struct ieee80211_frame) +
offsetof(struct wlan_bcn_frame, ie))) {
wma_debug("Dropping frame from "QDF_MAC_ADDR_FMT,
QDF_MAC_ADDR_REF(wh->i_addr3));
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
}
if (wma_is_pkt_drop_candidate(wma_handle, wh->i_addr2, wh->i_addr3,
mgt_subtype)) {
cds_pkt_return_packet(rx_pkt);
return -EINVAL;
}
#if !defined(REMOVE_PKT_LOG)
packetdump_cb = wma_handle->wma_mgmt_rx_packetdump_cb;
if ((mgt_type == IEEE80211_FC0_TYPE_MGT &&
mgt_subtype != MGMT_SUBTYPE_BEACON) &&
packetdump_cb)
packetdump_cb(soc, mgmt_rx_params->pdev_id,
rx_pkt->pkt_meta.session_id, rx_pkt->pkt_buf,
QDF_STATUS_SUCCESS, RX_MGMT_PKT);
#endif
return 0;
}
/**
* wma_mem_endianness_based_copy() - does memory copy from src to dst
* @dst: destination address
* @src: source address
* @size: size to be copied
*
* This function copies the memory of size passed from source
* address to destination address.
*
* Return: Nothing
*/
#ifdef BIG_ENDIAN_HOST
static void wma_mem_endianness_based_copy(
uint8_t *dst, uint8_t *src, uint32_t size)
{
/*
* For big endian host, copy engine byte_swap is enabled
* But the rx mgmt frame buffer content is in network byte order
* Need to byte swap the mgmt frame buffer content - so when
* copy engine does byte_swap - host gets buffer content in the
* correct byte order.
*/
uint32_t i;
uint32_t *destp, *srcp;
destp = (uint32_t *) dst;
srcp = (uint32_t *) src;
for (i = 0; i < (roundup(size, sizeof(uint32_t)) / 4); i++) {
*destp = cpu_to_le32(*srcp);
destp++;
srcp++;
}
}
#else
static void wma_mem_endianness_based_copy(
uint8_t *dst, uint8_t *src, uint32_t size)
{
qdf_mem_copy(dst, src, size);
}
#endif
#define RESERVE_BYTES 100
/**
* wma_mgmt_rx_process() - process management rx frame.
* @handle: wma handle
* @data: rx data
* @data_len: data length
*
* Return: 0 for success or error code
*/
static int wma_mgmt_rx_process(void *handle, uint8_t *data,
uint32_t data_len)
{
tp_wma_handle wma_handle = (tp_wma_handle) handle;
struct mgmt_rx_event_params *mgmt_rx_params;
struct wlan_objmgr_psoc *psoc;
uint8_t *bufp;
qdf_nbuf_t wbuf;
QDF_STATUS status;
if (!wma_handle) {
WMA_LOGE("%s: Failed to get WMA context", __func__);
return -EINVAL;
}
mgmt_rx_params = qdf_mem_malloc(sizeof(*mgmt_rx_params));
if (!mgmt_rx_params) {
WMA_LOGE("%s: memory allocation failed", __func__);
return -ENOMEM;
}
if (wmi_extract_mgmt_rx_params(wma_handle->wmi_handle,
data, mgmt_rx_params, &bufp) != QDF_STATUS_SUCCESS) {
WMA_LOGE("%s: Extraction of mgmt rx params failed", __func__);
qdf_mem_free(mgmt_rx_params);
return -EINVAL;
}
if (mgmt_rx_params->buf_len > data_len ||
!mgmt_rx_params->buf_len ||
!bufp) {
WMA_LOGE("Invalid data_len %u, buf_len %u bufp %pK",
data_len, mgmt_rx_params->buf_len, bufp);
qdf_mem_free(mgmt_rx_params);
return -EINVAL;
}
if (!mgmt_rx_params->chan_freq) {
/*
* It indicates that FW is legacy and is operating on
* channel numbers and it also indicates that BAND_6G support
* is not there as BAND_6G works only on frequencies and channel
* numbers can be treated as unique.
*/
mgmt_rx_params->chan_freq = wlan_reg_legacy_chan_to_freq(
wma_handle->pdev,
mgmt_rx_params->channel);
}
mgmt_rx_params->pdev_id = 0;
mgmt_rx_params->rx_params = NULL;
/*
* Allocate the memory for this rx packet, add extra 100 bytes for:-
*
* 1. Filling the missing RSN capabilites by some APs, which fill the
* RSN IE length as extra 2 bytes but dont fill the IE data with
* capabilities, resulting in failure in unpack core due to length
* mismatch. Check sir_validate_and_rectify_ies for more info.
*
* 2. In the API wma_process_rmf_frame(), the driver trims the CCMP
* header by overwriting the IEEE header to memory occupied by CCMP
* header, but an overflow is possible if the memory allocated to
* frame is less than the sizeof(struct ieee80211_frame) +CCMP
* HEADER len, so allocating 100 bytes would solve this issue too.
*
* 3. CCMP header is pointing to orig_hdr +
* sizeof(struct ieee80211_frame) which could also result in OOB
* access, if the data len is less than
* sizeof(struct ieee80211_frame), allocating extra bytes would
* result in solving this issue too.
*/
wbuf = qdf_nbuf_alloc(NULL, roundup(mgmt_rx_params->buf_len +
RESERVE_BYTES,
4), 0, 4, false);
if (!wbuf) {
qdf_mem_free(mgmt_rx_params);
return -ENOMEM;
}
qdf_nbuf_put_tail(wbuf, mgmt_rx_params->buf_len);
qdf_nbuf_set_protocol(wbuf, ETH_P_CONTROL);
qdf_mem_zero(((uint8_t *)qdf_nbuf_data(wbuf) + mgmt_rx_params->buf_len),
(roundup(mgmt_rx_params->buf_len + RESERVE_BYTES, 4) -
mgmt_rx_params->buf_len));
wma_mem_endianness_based_copy(qdf_nbuf_data(wbuf),
bufp, mgmt_rx_params->buf_len);
psoc = (struct wlan_objmgr_psoc *)
wma_handle->psoc;
if (!psoc) {
WMA_LOGE("%s: psoc ctx is NULL", __func__);
qdf_nbuf_free(wbuf);
qdf_mem_free(mgmt_rx_params);
return -EINVAL;
}
status = mgmt_txrx_rx_handler(psoc, wbuf, mgmt_rx_params);
if (status != QDF_STATUS_SUCCESS) {
qdf_mem_free(mgmt_rx_params);
return -EINVAL;
}
qdf_mem_free(mgmt_rx_params);
return 0;
}
/**
* wma_de_register_mgmt_frm_client() - deregister management frame
*
* This function deregisters the event handler registered for
* WMI_MGMT_RX_EVENTID.
*
* Return: QDF status
*/
QDF_STATUS wma_de_register_mgmt_frm_client(void)
{
tp_wma_handle wma_handle = (tp_wma_handle)
cds_get_context(QDF_MODULE_ID_WMA);
if (!wma_handle) {
WMA_LOGE("%s: Failed to get WMA context", __func__);
return QDF_STATUS_E_NULL_VALUE;
}
#ifdef QCA_WIFI_FTM
if (cds_get_conparam() == QDF_GLOBAL_FTM_MODE)
return QDF_STATUS_SUCCESS;
#endif
if (wmi_unified_unregister_event_handler(wma_handle->wmi_handle,
wmi_mgmt_rx_event_id) != 0) {
WMA_LOGE("Failed to Unregister rx mgmt handler with wmi");
return QDF_STATUS_E_FAILURE;
}
return QDF_STATUS_SUCCESS;
}
#ifdef WLAN_FEATURE_ROAM_OFFLOAD
/**
* wma_register_roaming_callbacks() - Register roaming callbacks
* @csr_roam_synch_cb: CSR roam synch callback routine pointer
* @pe_roam_synch_cb: PE roam synch callback routine pointer
* @csr_roam_auth_event_handle_cb: CSR callback routine pointer
* @csr_roam_pmkid_req_cb: CSR roam pmkid callback routine pointer
*
* Register the SME and PE callback routines with WMA for
* handling roaming
*
* Return: Success or Failure Status
*/
QDF_STATUS wma_register_roaming_callbacks(
QDF_STATUS (*csr_roam_synch_cb)(struct mac_context *mac,
struct roam_offload_synch_ind *roam_synch_data,
struct bss_description *bss_desc_ptr,
enum sir_roam_op_code reason),
QDF_STATUS (*csr_roam_auth_event_handle_cb)(struct mac_context *mac,
uint8_t vdev_id,
struct qdf_mac_addr bssid),
QDF_STATUS (*pe_roam_synch_cb)(struct mac_context *mac,
struct roam_offload_synch_ind *roam_synch_data,
struct bss_description *bss_desc_ptr,
enum sir_roam_op_code reason),
QDF_STATUS (*pe_disconnect_cb) (struct mac_context *mac,
uint8_t vdev_id,
uint8_t *deauth_disassoc_frame,
uint16_t deauth_disassoc_frame_len,
uint16_t reason_code),
QDF_STATUS (*csr_roam_pmkid_req_cb)(uint8_t vdev_id,
struct roam_pmkid_req_event *bss_list))
{
tp_wma_handle wma = cds_get_context(QDF_MODULE_ID_WMA);
if (!wma) {
WMA_LOGE("%s: Failed to get WMA context", __func__);
return QDF_STATUS_E_FAILURE;
}
wma->csr_roam_synch_cb = csr_roam_synch_cb;
wma->csr_roam_auth_event_handle_cb = csr_roam_auth_event_handle_cb;
wma->pe_roam_synch_cb = pe_roam_synch_cb;
wma->pe_disconnect_cb = pe_disconnect_cb;
wma_debug("Registered roam synch callbacks with WMA successfully");
wma->csr_roam_pmkid_req_cb = csr_roam_pmkid_req_cb;
return QDF_STATUS_SUCCESS;
}
#endif
/**
* wma_register_mgmt_frm_client() - register management frame callback
*
* This function registers event handler for WMI_MGMT_RX_EVENTID.
*
* Return: QDF status
*/
QDF_STATUS wma_register_mgmt_frm_client(void)
{
tp_wma_handle wma_handle = (tp_wma_handle)
cds_get_context(QDF_MODULE_ID_WMA);
if (!wma_handle) {
WMA_LOGE("%s: Failed to get WMA context", __func__);
return QDF_STATUS_E_NULL_VALUE;
}
if (wmi_unified_register_event_handler(wma_handle->wmi_handle,
wmi_mgmt_rx_event_id,
wma_mgmt_rx_process,
WMA_RX_WORK_CTX) != 0) {
WMA_LOGE("Failed to register rx mgmt handler with wmi");
return QDF_STATUS_E_FAILURE;
}
return QDF_STATUS_SUCCESS;
}
/**
* wma_register_packetdump_callback() - stores tx and rx mgmt packet dump
* callback handler
* @tx_cb: tx mgmt packetdump cb
* @rx_cb: rx mgmt packetdump cb
*
* This function is used to store tx and rx mgmt. packet dump callback
*
* Return: None
*
*/
void wma_register_packetdump_callback(
ol_txrx_pktdump_cb tx_cb,
ol_txrx_pktdump_cb rx_cb)
{
tp_wma_handle wma_handle = cds_get_context(QDF_MODULE_ID_WMA);
if (!wma_handle) {
WMA_LOGE("wma handle is NULL");
return;
}
wma_handle->wma_mgmt_tx_packetdump_cb = tx_cb;
wma_handle->wma_mgmt_rx_packetdump_cb = rx_cb;
}
/**
* wma_deregister_packetdump_callback() - removes tx and rx mgmt packet dump
* callback handler
*
* This function is used to remove tx and rx mgmt. packet dump callback
*
* Return: None
*
*/
void wma_deregister_packetdump_callback(void)
{
tp_wma_handle wma_handle = cds_get_context(QDF_MODULE_ID_WMA);
if (!wma_handle) {
WMA_LOGE("wma handle is NULL");
return;
}
wma_handle->wma_mgmt_tx_packetdump_cb = NULL;
wma_handle->wma_mgmt_rx_packetdump_cb = NULL;
}
QDF_STATUS wma_mgmt_unified_cmd_send(struct wlan_objmgr_vdev *vdev,
qdf_nbuf_t buf, uint32_t desc_id,
void *mgmt_tx_params)
{
tp_wma_handle wma_handle;
int ret;
QDF_STATUS status = QDF_STATUS_E_INVAL;
struct wmi_mgmt_params *mgmt_params =
(struct wmi_mgmt_params *)mgmt_tx_params;
void *soc = cds_get_context(QDF_MODULE_ID_SOC);
if (!mgmt_params) {
WMA_LOGE("%s: mgmt_params ptr passed is NULL", __func__);
return QDF_STATUS_E_INVAL;
}
mgmt_params->desc_id = desc_id;
if (!vdev) {
WMA_LOGE("%s: vdev ptr passed is NULL", __func__);
return QDF_STATUS_E_INVAL;
}
wma_handle = cds_get_context(QDF_MODULE_ID_WMA);
if (!wma_handle) {
WMA_LOGE("%s: wma handle is NULL", __func__);
return QDF_STATUS_E_INVAL;
}
if (wmi_service_enabled(wma_handle->wmi_handle,
wmi_service_mgmt_tx_wmi)) {
status = wmi_mgmt_unified_cmd_send(wma_handle->wmi_handle,
mgmt_params);
} else {
QDF_NBUF_CB_MGMT_TXRX_DESC_ID(buf)
= mgmt_params->desc_id;
ret = cdp_mgmt_send_ext(soc, mgmt_params->vdev_id, buf,
mgmt_params->tx_type,
mgmt_params->use_6mbps,
mgmt_params->chanfreq);
status = qdf_status_from_os_return(ret);
}
if (status != QDF_STATUS_SUCCESS) {
WMA_LOGE("%s: mgmt tx failed", __func__);
return status;
}
return QDF_STATUS_SUCCESS;
}
#ifndef CONFIG_HL_SUPPORT
void wma_mgmt_nbuf_unmap_cb(struct wlan_objmgr_pdev *pdev,
qdf_nbuf_t buf)
{
struct wlan_objmgr_psoc *psoc;
qdf_device_t dev;
if (!buf)
return;
psoc = wlan_pdev_get_psoc(pdev);
if (!psoc) {
WMA_LOGE("%s: Psoc handle NULL", __func__);
return;
}
dev = wlan_psoc_get_qdf_dev(psoc);
if (wlan_psoc_nif_fw_ext_cap_get(psoc, WLAN_SOC_CEXT_WMI_MGMT_REF))
qdf_nbuf_unmap_single(dev, buf, QDF_DMA_TO_DEVICE);
}
#endif