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qcacmn: Add option to wait for target scan cancel

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Current scan cancel API frees scan request and notifies internal
scan complete event to registered scan event handlers.
Add option to wait for target scan cancel event before freeing
scan request.

Change-Id: I9ccd753595b3467f6b4e668e9cac876a1105bba0
CRs-Fixed: 2145484
This commit is contained in:
Om Prakash Tripathi
2017-12-13 23:31:40 +05:30
committed by snandini
parent 11c7f8b00e
commit 8509483038
2 changed files with 37 additions and 9 deletions
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44
umac/scan/core/src/wlan_scan_manager.c
View File

@@ -445,6 +445,7 @@ QDF_STATUS
scm_scan_cancel_req(struct scheduler_msg *msg)
{
struct wlan_serialization_queued_cmd_info cmd = {0,};
struct wlan_serialization_command ser_cmd = {0,};
enum wlan_serialization_cmd_status ser_cmd_status;
struct scan_cancel_request *req;
QDF_STATUS status = QDF_STATUS_SUCCESS;
@@ -455,17 +456,42 @@ scm_scan_cancel_req(struct scheduler_msg *msg)
return QDF_STATUS_E_NULL_VALUE;
}
req = msg->bodyptr;
cmd.requestor = 0;
cmd.cmd_type = WLAN_SER_CMD_SCAN;
cmd.cmd_id = req->cancel_req.scan_id;
cmd.vdev = req->vdev;
cmd.queue_type = WLAN_SERIALIZATION_ACTIVE_QUEUE |
WLAN_SERIALIZATION_PENDING_QUEUE;
cmd.req_type = get_serialization_cancel_type(req->cancel_req.req_type);
/*
* If requester wants to wait for target scan cancel event
* instead of internally generated cancel event, just check
* which queue this scan request belongs to and send scan
* cancel request to FW accordingly.
* Else generate internal scan cancel event and notify
* handlers and free scan request resources.
*/
if (req->wait_tgt_cancel &&
(req->cancel_req.req_type == WLAN_SCAN_CANCEL_SINGLE)) {
ser_cmd.cmd_type = WLAN_SER_CMD_SCAN;
ser_cmd.cmd_id = req->cancel_req.scan_id;
ser_cmd.cmd_cb = NULL;
ser_cmd.umac_cmd = NULL;
ser_cmd.source = WLAN_UMAC_COMP_SCAN;
ser_cmd.is_high_priority = false;
ser_cmd.vdev = req->vdev;
if (wlan_serialization_is_cmd_present_in_active_queue(NULL, &ser_cmd))
ser_cmd_status = WLAN_SER_CMD_IN_ACTIVE_LIST;
else if (wlan_serialization_is_cmd_present_in_pending_queue(NULL, &ser_cmd))
ser_cmd_status = WLAN_SER_CMD_IN_PENDING_LIST;
else
ser_cmd_status = WLAN_SER_CMD_NOT_FOUND;
} else {
cmd.requestor = 0;
cmd.cmd_type = WLAN_SER_CMD_SCAN;
cmd.cmd_id = req->cancel_req.scan_id;
cmd.vdev = req->vdev;
cmd.queue_type = WLAN_SERIALIZATION_ACTIVE_QUEUE |
WLAN_SERIALIZATION_PENDING_QUEUE;
cmd.req_type = get_serialization_cancel_type(req->cancel_req.req_type);
ser_cmd_status = wlan_serialization_cancel_request(&cmd);
ser_cmd_status = wlan_serialization_cancel_request(&cmd);
}
scm_info("status: %d, reqid: %d, scanid: %d, vdevid: %d, type: %d",
scm_debug("status: %d, reqid: %d, scanid: %d, vdevid: %d, type: %d",
ser_cmd_status, req->cancel_req.requester,
req->cancel_req.scan_id, req->cancel_req.vdev_id,
req->cancel_req.req_type);

2
umac/scan/dispatcher/inc/wlan_scan_public_structs.h
View File

@@ -858,11 +858,13 @@ struct scan_cancel_param {
/**
* struct scan_cancel_request - stop scan cmd
* @vdev: vdev object
* @wait_tgt_cancel: wait for target to cancel scan
* @cancel_req: stop scan cmd parameter
*/
struct scan_cancel_request {
/* Extra parameters consumed by scan module or serialization */
struct wlan_objmgr_vdev *vdev;
bool wait_tgt_cancel;
/* Actual scan cancel request parameters */
struct scan_cancel_param cancel_req;
};