ASoC: SOF: Use sof_debug_check_flag() instead of sof_core_debug directly

The sof_debug_check_flag() is available for checking flags set in
sof_core_debug.

sof_core_debug can be marked static in core.c
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20211223113628.18582-5-peter.ujfalusi@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/core.c

@@ -19,7 +19,7 @@
 #endif
 
 /* see SOF_DBG_ flags */
-int sof_core_debug =  IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_FIRMWARE_TRACE);
+static int sof_core_debug =  IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_ENABLE_FIRMWARE_TRACE);
 module_param_named(sof_debug, sof_core_debug, int, 0444);
 MODULE_PARM_DESC(sof_debug, "SOF core debug options (0x0 all off)");
 
@@ -218,7 +218,7 @@ static int sof_probe_continue(struct snd_sof_dev *sdev)
 		goto fw_run_err;
 	}
 
-	if (sof_core_debug & SOF_DBG_ENABLE_TRACE) {
+	if (sof_debug_check_flag(SOF_DBG_ENABLE_TRACE)) {
 		sdev->dtrace_is_supported = true;
 
 		/* init DMA trace */

sound/soc/sof/debug.c

@@ -957,7 +957,7 @@ static void snd_sof_dbg_print_fw_state(struct snd_sof_dev *sdev)
 
 void snd_sof_dsp_dbg_dump(struct snd_sof_dev *sdev, u32 flags)
 {
-	bool print_all = !!(sof_core_debug & SOF_DBG_PRINT_ALL_DUMPS);
+	bool print_all = sof_debug_check_flag(SOF_DBG_PRINT_ALL_DUMPS);
 
 	if (flags & SOF_DBG_DUMP_OPTIONAL && !print_all)
 		return;
@@ -979,7 +979,7 @@ static void snd_sof_ipc_dump(struct snd_sof_dev *sdev)
 		dev_err(sdev->dev, "------------[ IPC dump start ]------------\n");
 		sof_ops(sdev)->ipc_dump(sdev);
 		dev_err(sdev->dev, "------------[ IPC dump end ]------------\n");
-		if (!(sof_core_debug & SOF_DBG_PRINT_ALL_DUMPS))
+		if (!sof_debug_check_flag(SOF_DBG_PRINT_ALL_DUMPS))
 			sdev->ipc_dump_printed = true;
 	}
 }
@@ -987,7 +987,7 @@ static void snd_sof_ipc_dump(struct snd_sof_dev *sdev)
 void snd_sof_handle_fw_exception(struct snd_sof_dev *sdev)
 {
 	if (IS_ENABLED(CONFIG_SND_SOC_SOF_DEBUG_RETAIN_DSP_CONTEXT) ||
-	    (sof_core_debug & SOF_DBG_RETAIN_CTX)) {
+	    sof_debug_check_flag(SOF_DBG_RETAIN_CTX)) {
 		/* should we prevent DSP entering D3 ? */
 		if (!sdev->ipc_dump_printed)
 			dev_info(sdev->dev,

sound/soc/sof/sof-priv.h

@@ -42,7 +42,6 @@
 #define SOF_DBG_DUMP_OPTIONAL		BIT(4) /* only dump if SOF_DBG_PRINT_ALL_DUMPS is set */
 
 /* global debug state set by SOF_DBG_ flags */
-extern int sof_core_debug;
 bool sof_debug_check_flag(int mask);
 
 /* max BARs mmaped devices can use */

sound/soc/sof/topology.c

@@ -1695,12 +1695,12 @@ static int sof_widget_load_pipeline(struct snd_soc_component *scomp, int index,
 		goto err;
 	}
 
-	if (sof_core_debug & SOF_DBG_DISABLE_MULTICORE)
+	if (sof_debug_check_flag(SOF_DBG_DISABLE_MULTICORE))
 		pipeline->core = SOF_DSP_PRIMARY_CORE;
 
-	if (sof_core_debug & SOF_DBG_DYNAMIC_PIPELINES_OVERRIDE)
-		swidget->dynamic_pipeline_widget = sof_core_debug &
-			SOF_DBG_DYNAMIC_PIPELINES_ENABLE;
+	if (sof_debug_check_flag(SOF_DBG_DYNAMIC_PIPELINES_OVERRIDE))
+		swidget->dynamic_pipeline_widget =
+			sof_debug_check_flag(SOF_DBG_DYNAMIC_PIPELINES_ENABLE);
 
 	dev_dbg(scomp->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d dynamic %d\n",
 		swidget->widget->name, pipeline->period, pipeline->priority,
@@ -2295,7 +2295,7 @@ static int sof_widget_ready(struct snd_soc_component *scomp, int index,
 		return ret;
 	}
 
-	if (sof_core_debug & SOF_DBG_DISABLE_MULTICORE)
+	if (sof_debug_check_flag(SOF_DBG_DISABLE_MULTICORE))
 		comp.core = SOF_DSP_PRIMARY_CORE;
 
 	swidget->core = comp.core;
@@ -3542,7 +3542,7 @@ static int sof_complete(struct snd_soc_component *scomp)
 	}
 
 	/* verify topology components loading including dynamic pipelines */
-	if (sof_core_debug & SOF_DBG_VERIFY_TPLG) {
+	if (sof_debug_check_flag(SOF_DBG_VERIFY_TPLG)) {
 		ret = sof_set_up_pipelines(sdev, true);
 		if (ret < 0) {
 			dev_err(sdev->dev, "error: topology verification failed %d\n", ret);