qcacmn: DFS component target interface support

Add support to handle WMI commands and events related
to DFS component.

Change-Id: Ie21cd8cfbe35dfea31ca608d47a5dfe937d753f4
CRs-Fixed: 2017481
This commit is contained in:
Arif Hussain
2017-03-06 14:58:06 -08:00
committed by Sandeep Puligilla
parent aa1b2abfb3
commit 948ddd56e7
2 changed files with 248 additions and 0 deletions

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/*
* Copyright (c) 2017 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: target_if_dfs.h
* This file contains dfs target interface
*/
/**
* target_if_register_dfs_tx_ops() - register dfs tx ops
* @dfs_tx_ops: tx ops pointer
*
* Register dfs tx ops
*
* Return: QDF_STATUS
*/
QDF_STATUS target_if_register_dfs_tx_ops(struct wlan_lmac_if_tx_ops *tx_ops);

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/*
* Copyright (c) 2017 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: target_if_dfs.c
* This file contains dfs target interface
*/
#include <target_if.h>
#include <qdf_types.h>
#include <qdf_status.h>
#include <target_if_dfs.h>
#include <wmi_unified_api.h>
#include <wlan_lmac_if_def.h>
#include <wmi_unified_priv.h>
#include <wlan_scan_tgt_api.h>
#include <wmi_unified_param.h>
#include <wmi_unified_dfs_api.h>
static inline struct wlan_lmac_if_dfs_rx_ops *
target_if_dfs_get_rx_ops(struct wlan_objmgr_psoc *psoc)
{
return &psoc->soc_cb.rx_ops.dfs_rx_ops;
}
static int target_if_dfs_cac_complete_event_handler(
ol_scn_t scn, uint8_t *data, uint32_t datalen)
{
struct wlan_lmac_if_dfs_rx_ops *dfs_rx_ops;
struct wlan_objmgr_psoc *psoc;
struct wlan_objmgr_vdev *vdev;
struct wlan_objmgr_pdev *pdev;
int ret = 0;
uint32_t vdev_id = 0;
if (!scn || !data) {
target_if_err("scn: %p, data: %p", scn, data);
return -EINVAL;
}
psoc = target_if_get_psoc_from_scn_hdl(scn);
if (!psoc) {
target_if_err("null psoc");
return -EINVAL;
}
dfs_rx_ops = target_if_dfs_get_rx_ops(psoc);
if (!dfs_rx_ops || !dfs_rx_ops->dfs_dfs_cac_complete_ind) {
target_if_err("Invalid dfs_rx_ops: %p", dfs_rx_ops);
return -EINVAL;
}
if (wmi_extract_dfs_cac_complete_event(GET_WMI_HDL_FROM_PSOC(psoc),
data, &vdev_id, datalen) != QDF_STATUS_SUCCESS) {
target_if_err("failed to extract cac complete event");
return -EFAULT;
}
vdev = wlan_objmgr_get_vdev_by_id_from_psoc(psoc, vdev_id, WLAN_DFS_ID);
if (!vdev) {
target_if_err("null vdev");
return -EINVAL;
}
wlan_vdev_obj_lock(vdev);
pdev = wlan_vdev_get_pdev(vdev);
wlan_vdev_obj_unlock(vdev);
if (!pdev) {
target_if_err("null pdev");
ret = -EINVAL;
}
if (!ret && (QDF_STATUS_SUCCESS !=
dfs_rx_ops->dfs_dfs_cac_complete_ind(pdev, vdev_id))) {
target_if_err("dfs_dfs_cac_complete_ind failed");
ret = -EINVAL;
}
wlan_objmgr_vdev_release_ref(vdev, WLAN_DFS_ID);
return ret;
}
static int target_if_dfs_radar_detection_event_handler(
ol_scn_t scn, uint8_t *data, uint32_t datalen)
{
struct radar_found_info radar;
struct wlan_objmgr_psoc *psoc = NULL;
struct wlan_objmgr_pdev *pdev = NULL;
struct wlan_lmac_if_dfs_rx_ops *dfs_rx_ops;
int ret = 0;
if (!scn || !data) {
target_if_err("scn: %p, data: %p", scn, data);
return -EINVAL;
}
psoc = target_if_get_psoc_from_scn_hdl(scn);
if (!psoc) {
target_if_err("null psoc");
return -EINVAL;
}
dfs_rx_ops = target_if_dfs_get_rx_ops(psoc);
if (!dfs_rx_ops || !dfs_rx_ops->dfs_process_radar_ind) {
target_if_err("Invalid dfs_rx_ops: %p", dfs_rx_ops);
return -EINVAL;
}
if (wmi_extract_dfs_radar_detection_event(GET_WMI_HDL_FROM_PSOC(psoc),
data, &radar, datalen) != QDF_STATUS_SUCCESS) {
target_if_err("failed to extract cac complete event");
return -EFAULT;
}
pdev = wlan_objmgr_get_pdev_by_id(psoc, radar.pdev_id, WLAN_DFS_ID);
if (!pdev) {
target_if_err("null pdev");
return -EINVAL;
}
if (QDF_STATUS_SUCCESS != dfs_rx_ops->dfs_process_radar_ind(pdev,
&radar)) {
target_if_err("dfs_process_radar_ind failed pdev_id=%d",
radar.pdev_id);
ret = -EINVAL;
}
wlan_objmgr_pdev_release_ref(pdev, WLAN_DFS_ID);
return ret;
}
static QDF_STATUS target_if_dfs_reg_offload_events(
struct wlan_objmgr_psoc *psoc)
{
int ret1, ret2;
ret1 = wmi_unified_register_event(psoc->tgt_if_handle,
wmi_dfs_radar_detection_event_id,
target_if_dfs_radar_detection_event_handler);
target_if_debug("wmi_dfs_radar_detection_event_id ret=%d", ret1);
ret2 = wmi_unified_register_event(psoc->tgt_if_handle,
wmi_dfs_cac_complete_id,
target_if_dfs_cac_complete_event_handler);
target_if_debug("wmi_dfs_cac_complete_id ret=%d", ret2);
if (ret1 || ret2)
return QDF_STATUS_E_FAILURE;
else
return QDF_STATUS_SUCCESS;
}
static QDF_STATUS target_if_dfs_reg_phyerr_events(struct wlan_objmgr_psoc *psoc)
{
/* TODO: dfs non-offload case */
return QDF_STATUS_SUCCESS;
}
static QDF_STATUS target_if_dfs_register_event_handler(
struct wlan_objmgr_pdev *pdev,
bool dfs_offload)
{
QDF_STATUS status = QDF_STATUS_SUCCESS;
struct wlan_objmgr_psoc *psoc = NULL;
wlan_pdev_obj_lock(pdev);
psoc = wlan_pdev_get_psoc(pdev);
wlan_pdev_obj_unlock(pdev);
if (!psoc) {
target_if_err("null psoc");
return QDF_STATUS_E_FAILURE;
}
if (!dfs_offload)
return target_if_dfs_reg_phyerr_events(psoc);
/* dfs offload case, send offload enable command first */
status = wmi_unified_dfs_phyerr_offload_en_cmd(pdev->tgt_if_handle, 0);
if (QDF_IS_STATUS_SUCCESS(status))
status = target_if_dfs_reg_offload_events(psoc);
return status;
}
QDF_STATUS target_if_register_dfs_tx_ops(struct wlan_lmac_if_tx_ops *tx_ops)
{
struct wlan_lmac_if_dfs_tx_ops *dfs_tx_ops;
if (!tx_ops) {
target_if_err("invalid tx_ops");
return QDF_STATUS_E_FAILURE;
}
dfs_tx_ops = &tx_ops->dfs_tx_ops;
dfs_tx_ops->dfs_reg_ev_handler = &target_if_dfs_register_event_handler;
return QDF_STATUS_SUCCESS;
}