qcacld-3.0: Extract Peer TWT session parameters
WMI handler is registered for twt_session_stats event. Upon wmi event twt session parameters are extracted and cached in peer mc_cp_stats. UMAC APIs are provided to retrieve TWT session parameters from north bound interface(hdd) using twt peer's mac_addr/session dialog_id CRs-Fixed: 2730732 Change-Id: I8ce38ac6be97e844e26e03751c6d6cca981b82b4
This commit is contained in:
Visweswara Tanuku
committed by
snandini
snandini
parent
6363f77af4
commit
78df7f106e
@@ -29,6 +29,14 @@
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#include "wlan_cmn.h"
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#include "qdf_event.h"
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#ifdef WLAN_SUPPORT_TWT
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#include <wmi_unified_twt_param.h>
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/* Max TWT sessions per peer (supported by fw) */
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#define TWT_PEER_MAX_SESSIONS 1
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#endif /* WLAN_SUPPORT_TWT */
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#define MAX_NUM_CHAINS 2
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#define MAX_MIB_STATS 1
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@@ -300,6 +308,7 @@ struct peer_extd_stats {
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* @peer_macaddr: mac address
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* @extd_stats: Pointer to peer extended stats
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* @adv_stats: Pointer to peer adv (extd2) stats
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* @twt_param: Pointer to peer twt session parameters
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*/
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struct peer_mc_cp_stats {
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uint32_t tx_rate;
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@@ -308,6 +317,9 @@ struct peer_mc_cp_stats {
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uint8_t peer_macaddr[QDF_MAC_ADDR_SIZE];
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struct peer_extd_stats *extd_stats;
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struct peer_adv_mc_cp_stats *adv_stats;
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#ifdef WLAN_SUPPORT_TWT
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struct wmi_host_twt_session_stats_info twt_param[TWT_PEER_MAX_SESSIONS];
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#endif
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};
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/**
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@@ -31,6 +31,37 @@
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#include <wlan_objmgr_vdev_obj.h>
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#include <wlan_cp_stats_mc_defs.h>
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#ifdef WLAN_SUPPORT_TWT
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#include <wlan_objmgr_peer_obj.h>
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#include "../../core/src/wlan_cp_stats_defs.h"
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#include <qdf_event.h>
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/* Max TWT sessions supported */
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#define TWT_PSOC_MAX_SESSIONS TWT_PEER_MAX_SESSIONS
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/* Valid dialog_id 0 to (0xFF - 1) */
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#define TWT_MAX_DIALOG_ID (0xFF - 1)
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/* dialog_id used to get all peer's twt session parameters */
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#define TWT_GET_ALL_PEER_PARAMS_DIALOG_ID (0xFF)
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/**
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* ucfg_twt_get_peer_session_params() - Retrieves peer twt session parameters
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* corresponding to a peer by using mac_addr and dialog id
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* If dialog_id is TWT_GET_ALL_PEER_PARAMS_DIALOG_ID retrieves twt session
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* parameters of all peers with valid twt session
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* @psoc_obj: psoc object
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* @params: array pointer to store peer twt session parameters, should contain
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* mac_addr and dialog id of a peer for which twt session stats to be retrieved
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*
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* Return: QDF_STATUS_SUCCESS upon success, else qdf error values
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*/
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QDF_STATUS
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ucfg_twt_get_peer_session_params(struct wlan_objmgr_psoc *psoc_obj,
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struct wmi_host_twt_session_stats_info *param);
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#endif /* WLAN_SUPPORT_TWT */
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struct psoc_cp_stats;
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struct vdev_cp_stats;
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@@ -28,12 +28,258 @@
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#include <wlan_cp_stats_mc_tgt_api.h>
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#include <wlan_cp_stats_utils_api.h>
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#include "../../core/src/wlan_cp_stats_defs.h"
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#include "../../core/src/wlan_cp_stats_defs.h"
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#include "../../core/src/wlan_cp_stats_cmn_api_i.h"
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#ifdef WLAN_POWER_MANAGEMENT_OFFLOAD
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#include <wlan_pmo_obj_mgmt_api.h>
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#endif
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#ifdef WLAN_SUPPORT_TWT
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/**
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* ucfg_twt_get_peer_session_param_by_dlg_id() - Finds a Peer twt session with
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* dialog id matching with input dialog id. If a match is found copies
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* the twt session parameters
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* @mc_stats: pointer to peer specific stats
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* @input_dialog_id: input dialog id
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* @dest_param: Pointer to copy twt session parameters when a peer with
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* given dialog id is found
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*
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* Return: true if stats are copied for a peer with given dialog, else false
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*/
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static bool
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ucfg_twt_get_peer_session_param_by_dlg_id(struct peer_mc_cp_stats *mc_stats,
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uint32_t input_dialog_id,
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struct wmi_host_twt_session_stats_info
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*dest_param)
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{
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struct wmi_host_twt_session_stats_info *src_param;
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uint32_t event_type;
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int i;
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if (!mc_stats || !dest_param)
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return false;
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for (i = 0; i < TWT_PEER_MAX_SESSIONS; i++) {
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event_type = mc_stats->twt_param[i].event_type;
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src_param = &mc_stats->twt_param[i];
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if ((!event_type) || (src_param->dialog_id != input_dialog_id))
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continue;
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if ((event_type == HOST_TWT_SESSION_SETUP) ||
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(event_type == HOST_TWT_SESSION_UPDATE)) {
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qdf_mem_copy(dest_param, src_param, sizeof(*src_param));
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return true;
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}
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}
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return false;
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}
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/**
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* ucfg_twt_get_single_peer_session_params()- Extracts twt session parameters
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* corresponding to a peer given by dialog_id
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* @psoc_obj: psoc object
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* @mac_addr: mac addr of peer
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* @dialog_id: dialog id of peer for which twt session params to be retrieved
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* @params: pointer to store peer twt session parameters
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*
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* Return: Retuns QDF_STATUS_SUCCESS upon success, else qdf error values
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*/
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static QDF_STATUS
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ucfg_twt_get_single_peer_session_params(struct wlan_objmgr_psoc *psoc_obj,
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uint8_t *mac_addr, uint32_t dialog_id,
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struct wmi_host_twt_session_stats_info
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*params)
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{
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struct wlan_objmgr_peer *peer;
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struct peer_cp_stats *peer_cp_stats_priv;
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struct peer_mc_cp_stats *peer_mc_stats;
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QDF_STATUS qdf_status = QDF_STATUS_E_INVAL;
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if (!psoc_obj || !params)
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return qdf_status;
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peer = wlan_objmgr_get_peer_by_mac(psoc_obj, mac_addr,
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WLAN_CP_STATS_ID);
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if (!peer)
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return qdf_status;
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peer_cp_stats_priv = wlan_cp_stats_get_peer_stats_obj(peer);
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if (!peer_cp_stats_priv) {
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wlan_objmgr_peer_release_ref(peer, WLAN_CP_STATS_ID);
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return qdf_status;
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}
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wlan_cp_stats_peer_obj_lock(peer_cp_stats_priv);
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peer_mc_stats = peer_cp_stats_priv->peer_stats;
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if (ucfg_twt_get_peer_session_param_by_dlg_id(peer_mc_stats,
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dialog_id, params)) {
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qdf_status = QDF_STATUS_SUCCESS;
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} else {
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qdf_err("No TWT session for " QDF_MAC_ADDR_STR " dialog_id %d",
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QDF_MAC_ADDR_ARRAY(mac_addr), dialog_id);
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}
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wlan_cp_stats_peer_obj_unlock(peer_cp_stats_priv);
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wlan_objmgr_peer_release_ref(peer, WLAN_CP_STATS_ID);
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return qdf_status;
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}
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/**
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* ucfg_twt_get_peer_session_param() - Obtains twt session parameters of
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* a peer if twt session is valid
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* @mc_cp_stats: pointer to peer specific stats
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* @param: Pointer to copy twt session parameters
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* @num_twt_sessions: Pointer holding total number of valid twt sessions
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*
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* Return: QDF_STATUS success if valid twt session parameters are obtained
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* else other qdf error values
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*/
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static QDF_STATUS
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ucfg_twt_get_peer_session_param(struct peer_mc_cp_stats *mc_cp_stats,
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struct wmi_host_twt_session_stats_info *params,
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int *num_twt_sessions)
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{
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struct wmi_host_twt_session_stats_info *twt_params;
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QDF_STATUS qdf_status = QDF_STATUS_E_INVAL;
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uint32_t event_type;
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int i;
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if (!mc_cp_stats || !params)
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return qdf_status;
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for (i = 0; i < TWT_PEER_MAX_SESSIONS; i++) {
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twt_params = &mc_cp_stats->twt_param[i];
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event_type = mc_cp_stats->twt_param[i].event_type;
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/* Check twt session is established */
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if ((event_type == HOST_TWT_SESSION_SETUP) ||
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(event_type == HOST_TWT_SESSION_UPDATE)) {
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qdf_mem_copy(¶ms[*num_twt_sessions], twt_params,
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sizeof(*twt_params));
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qdf_status = QDF_STATUS_SUCCESS;
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*num_twt_sessions += 1;
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if (*num_twt_sessions >= TWT_PSOC_MAX_SESSIONS)
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break;
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}
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}
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return qdf_status;
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}
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/**
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* ucfg_twt_get_all_peer_session_params()- Retrieves twt session parameters
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* of all peers with valid twt session
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* @psoc_obj: psoc object
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* @params: array of pointer to store peer twt session parameters
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*
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* Return: Retuns QDF_STATUS_SUCCESS upon success, else qdf error values
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*/
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static QDF_STATUS
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ucfg_twt_get_all_peer_session_params(struct wlan_objmgr_psoc *psoc_obj,
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struct wmi_host_twt_session_stats_info
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*params)
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{
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struct wlan_objmgr_psoc_objmgr *psoc_objmgr;
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struct wlan_objmgr_peer *peer_obj;
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struct wlan_peer_list *peer_list;
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struct peer_cp_stats *cp_stats_peer_obj;
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struct peer_mc_cp_stats *mc_cp_stats;
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struct peer_cp_stats *peer_cp_stat_prv;
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QDF_STATUS qdf_status = QDF_STATUS_E_INVAL;
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qdf_list_t *obj_list;
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int i, num_sessions = 0;
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/* psoc obj lock should be taken before peer list lock */
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wlan_psoc_obj_lock(psoc_obj);
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psoc_objmgr = &psoc_obj->soc_objmgr;
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/* List is empty, return */
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if (!psoc_objmgr->wlan_peer_count) {
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wlan_psoc_obj_unlock(psoc_obj);
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return qdf_status;
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}
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peer_list = &psoc_objmgr->peer_list;
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qdf_spin_lock_bh(&peer_list->peer_list_lock);
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/* Iterate through peer_list to find a peer with valid twt sessions */
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for (i = 0; i < WLAN_PEER_HASHSIZE; i++) {
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obj_list = &peer_list->peer_hash[i];
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peer_obj = wlan_psoc_peer_list_peek_head(obj_list);
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while (peer_obj) {
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cp_stats_peer_obj =
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wlan_objmgr_peer_get_comp_private_obj
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(peer_obj, WLAN_UMAC_COMP_CP_STATS);
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mc_cp_stats = NULL;
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if (cp_stats_peer_obj)
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mc_cp_stats = cp_stats_peer_obj->peer_stats;
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peer_cp_stat_prv =
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wlan_cp_stats_get_peer_stats_obj(peer_obj);
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if (peer_cp_stat_prv && mc_cp_stats) {
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wlan_cp_stats_peer_obj_lock(peer_cp_stat_prv);
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ucfg_twt_get_peer_session_param(mc_cp_stats,
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params,
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&num_sessions);
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wlan_cp_stats_peer_obj_unlock(peer_cp_stat_prv);
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}
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if (num_sessions >= TWT_PSOC_MAX_SESSIONS)
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goto done;
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/* Get next peer */
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peer_obj = wlan_peer_get_next_peer_of_psoc(obj_list,
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peer_obj);
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}
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}
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done:
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/* If atleast one peer with valid twt session is found return success */
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if (num_sessions)
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qdf_status = QDF_STATUS_SUCCESS;
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else
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qdf_err("Unable to find a peer with twt session established");
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qdf_spin_unlock_bh(&peer_list->peer_list_lock);
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wlan_psoc_obj_unlock(psoc_obj);
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return qdf_status;
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}
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QDF_STATUS
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ucfg_twt_get_peer_session_params(struct wlan_objmgr_psoc *psoc_obj,
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struct wmi_host_twt_session_stats_info *params)
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{
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uint8_t *mac_addr;
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uint32_t dialog_id;
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if (!psoc_obj || !params)
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return QDF_STATUS_E_INVAL;
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mac_addr = params[0].peer_mac;
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dialog_id = params[0].dialog_id;
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/*
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* Currently twt_get_params nl cmd is sending only dialog_id(STA) and
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* mac_addr is being filled by driver in STA peer case. When
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* twt_get_params adds support for mac_addr and dialog_id of STA/SAP,
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* we need handle unicast/multicast macaddr in
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* ucfg_twt_get_all_peer_session_params for all active twt sessions
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*/
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if (dialog_id <= TWT_MAX_DIALOG_ID)
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return ucfg_twt_get_single_peer_session_params(psoc_obj,
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mac_addr,
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dialog_id,
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params);
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else if (dialog_id == TWT_GET_ALL_PEER_PARAMS_DIALOG_ID)
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return ucfg_twt_get_all_peer_session_params(psoc_obj, params);
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return QDF_STATUS_E_INVAL;
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}
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#endif /* WLAN_SUPPORT_TWT */
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QDF_STATUS wlan_cp_stats_psoc_cs_init(struct psoc_cp_stats *psoc_cs)
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{
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psoc_cs->obj_stats = qdf_mem_malloc(sizeof(struct psoc_mc_cp_stats));
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