qcacmn: Add Spectral scan priority definitions

Add Spectral scan priority definitions to the Spectral
driver-application interface header file.

CRs-Fixed: 2857143
Change-Id: If49d692dcf29430ac00d9e319d3de8253d4fcd7b

spectral/dispatcher/inc/spectral_ioctl.h

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2011, 2017-2020 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2011, 2017-2021 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
@@ -113,6 +113,16 @@ enum spectral_report_mode {
 	SPECTRAL_REPORT_MODE_MAX,
 };
 
+/**
+ * enum spectral_scan_priority: Spectral scan priority
+ * @SPECTRAL_SCAN_PRIORITY_LOW: Low priority Spectral scan
+ * @SPECTRAL_SCAN_PRIORITY_HIGH: High priority Spectral scan
+ */
+enum spectral_scan_priority {
+	SPECTRAL_SCAN_PRIORITY_LOW = 0,
+	SPECTRAL_SCAN_PRIORITY_HIGH = 1,
+};
+
 /**
  * enum spectral_fft_size : FFT size values
  * @SPECTRAL_FFT_SIZE_INVALID: Invalid FFT size