qcacmn: Add error handling in the Spectral control path

Add an attribute which describes the error code
in the response to set config, start scan and stop
scan.

CRs-Fixed: 2500481
Change-Id: I491cd6e061d2d08ceb4d9af2a7de5223e229c280

spectral/core/spectral_common.c

@@ -429,7 +429,8 @@ spectral_control_cmn(struct wlan_objmgr_pdev *pdev,
 		break;
 
 	case SPECTRAL_STOP_SCAN:
-		sc->sptrlc_stop_spectral_scan(pdev, smode);
+		err = &sscan_req->action_req.sscan_err_code;
+		sc->sptrlc_stop_spectral_scan(pdev, smode, err);
 		break;
 
 	case SPECTRAL_GET_CAPABILITY_INFO:

spectral/core/spectral_defs_i.h

@@ -143,8 +143,10 @@ struct spectral_context {
 					(struct wlan_objmgr_pdev *pdev,
 					 const enum spectral_scan_mode smode,
 					 enum spectral_cp_error_code *err);
-	QDF_STATUS (*sptrlc_stop_spectral_scan)(struct wlan_objmgr_pdev *pdev,
-						enum spectral_scan_mode smode);
+	QDF_STATUS (*sptrlc_stop_spectral_scan)
+					(struct wlan_objmgr_pdev *pdev,
+					 enum spectral_scan_mode smode,
+					 enum spectral_cp_error_code *err);
 	bool (*sptrlc_is_spectral_active)(struct wlan_objmgr_pdev *pdev,
 					  enum spectral_scan_mode smode);
 	bool (*sptrlc_is_spectral_enabled)(struct wlan_objmgr_pdev *pdev,

spectral/dispatcher/inc/spectral_ioctl.h

@@ -56,7 +56,7 @@
  * ioctl parameter types
  */
 enum spectral_params {
-	SPECTRAL_PARAM_FFT_PERIOD = 1,
+	SPECTRAL_PARAM_FFT_PERIOD,
 	SPECTRAL_PARAM_SCAN_PERIOD,
 	SPECTRAL_PARAM_SCAN_COUNT,
 	SPECTRAL_PARAM_SHORT_REPORT,
@@ -80,8 +80,7 @@ enum spectral_params {
 	SPECTRAL_PARAM_STOP,
 	SPECTRAL_PARAM_ENABLE,
 	SPECTRAL_PARAM_FREQUENCY,
-	SPECTRAL_PARAM_AFTER_LAST,
-	SPECTRAL_PARAM_MAX = SPECTRAL_PARAM_AFTER_LAST - 1,
+	SPECTRAL_PARAM_MAX,
 };
 
 /**

spectral/dispatcher/inc/wlan_spectral_public_structs.h

@@ -218,12 +218,14 @@ enum spectral_capability_type {
 
 /**
  * enum spectral_cp_error_code - Spectral control path response code
+ * @SPECTRAL_SCAN_RESP_ERR_INVALID: Invalid error identifier
  * @SPECTRAL_SCAN_RESP_ERR_PARAM_UNSUPPORTED: parameter unsupported
  * @SPECTRAL_SCAN_RESP_ERR_MODE_UNSUPPORTED: mode unsupported
  * @SPECTRAL_SCAN_RESP_ERR_PARAM_INVALID_VALUE: invalid parameter value
  * @SPECTRAL_SCAN_RESP_ERR_PARAM_NOT_INITIALIZED: parameter uninitialized
  */
 enum spectral_cp_error_code {
+	SPECTRAL_SCAN_ERR_INVALID,
 	SPECTRAL_SCAN_ERR_PARAM_UNSUPPORTED,
 	SPECTRAL_SCAN_ERR_MODE_UNSUPPORTED,
 	SPECTRAL_SCAN_ERR_PARAM_INVALID_VALUE,

spectral/dispatcher/inc/wlan_spectral_tgt_api.h

@@ -102,7 +102,7 @@ QDF_STATUS tgt_get_spectral_config(struct wlan_objmgr_pdev *pdev,
  * tgt_start_spectral_scan() - Start spectral scan
  * @pdev: Pointer to pdev object
  * @smode: Spectral scan mode
- * @res: Spectral control path error code
+ * @err: Spectral control path error code
  *
  * Implementation for starting spectral scan
  *
@@ -116,13 +116,15 @@ QDF_STATUS tgt_start_spectral_scan(struct wlan_objmgr_pdev *pdev,
  * tgt_stop_spectral_scan() - Stop spectral scan
  * @pdev: Pointer to pdev object
  * @smode: Spectral scan mode
+ * @err: Spectral control path error code
  *
  * Implementation for stop spectral scan
  *
  * Return: QDF_STATUS_SUCCESS on success, else QDF_STATUS_E_FAILURE
  */
 QDF_STATUS tgt_stop_spectral_scan(struct wlan_objmgr_pdev *pdev,
-				  enum spectral_scan_mode smode);
+				  enum spectral_scan_mode smode,
+				  enum spectral_cp_error_code *err);
 
 /**
  * tgt_is_spectral_active() - Get whether Spectral is active

spectral/dispatcher/src/wlan_spectral_tgt_api.c

@@ -125,13 +125,14 @@ tgt_start_spectral_scan(struct wlan_objmgr_pdev *pdev,
 
 QDF_STATUS
 tgt_stop_spectral_scan(struct wlan_objmgr_pdev *pdev,
-		       enum spectral_scan_mode smode)
+		       enum spectral_scan_mode smode,
+		       enum spectral_cp_error_code *err)
 {
-	struct wlan_objmgr_psoc *psoc = NULL;
+	struct wlan_objmgr_psoc *psoc;
 
 	psoc = wlan_pdev_get_psoc(pdev);
 	return psoc->soc_cb.tx_ops.sptrl_tx_ops.sptrlto_stop_spectral_scan(
-							pdev, smode);
+							pdev, smode, err);
 }
 
 bool