ASoC: SOF: ipc4: Add macro to get core ID from log buffer status message

The LOG_BUFFER_STATUS message includes the ID of the core which updated
its log buffer.
With IPC4 each core logs to a different slot in the debug window.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20220909114332.31393-3-peter.ujfalusi@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

include/sound/sof/ipc4/header.h

@@ -427,6 +427,11 @@ struct sof_ipc4_dx_state_info {
 #define SOF_IPC4_NOTIFICATION_TYPE_GET(x)	(((x) & SOF_IPC4_NOTIFICATION_TYPE_MASK) >> \
 						 SOF_IPC4_NOTIFICATION_TYPE_SHIFT)
 
+#define SOF_IPC4_LOG_CORE_SHIFT			12
+#define SOF_IPC4_LOG_CORE_MASK			GENMASK(15, 12)
+#define SOF_IPC4_LOG_CORE_GET(x)		(((x) & SOF_IPC4_LOG_CORE_MASK) >> \
+						 SOF_IPC4_LOG_CORE_SHIFT)
+
 /* Value of notification type field - must fit into 8 bits */
 enum sof_ipc4_notification_type {
 	/* Phrase detected (notification from WoV module) */