ASoC: SOF: Intel: cnl: Add separate ops for ipc_dump for IPC4

The use of the IPC registers are different between IPC3 and IPC4.
The ipc_dump needs to use different prints depending on the used IPC
protocol.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Link: https://lore.kernel.org/r/20220923133616.26267-2-peter.ujfalusi@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/sof/intel/cnl.c

@@ -332,6 +332,27 @@ void cnl_ipc_dump(struct snd_sof_dev *sdev)
 		hipcida, hipctdr, hipcctl);
 }
 
+void cnl_ipc4_dump(struct snd_sof_dev *sdev)
+{
+	u32 hipcidr, hipcidd, hipcida, hipctdr, hipctdd, hipctda, hipcctl;
+
+	hda_ipc_irq_dump(sdev);
+
+	hipcidr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDR);
+	hipcidd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDD);
+	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA);
+	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR);
+	hipctdd = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDD);
+	hipctda = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDA);
+	hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCCTL);
+
+	/* dump the IPC regs */
+	/* TODO: parse the raw msg */
+	dev_err(sdev->dev,
+		"Host IPC initiator: %#x|%#x|%#x, target: %#x|%#x|%#x, ctl: %#x\n",
+		hipcidr, hipcidd, hipcida, hipctdr, hipctdd, hipctda, hipcctl);
+}
+
 /* cannonlake ops */
 struct snd_sof_dsp_ops sof_cnl_ops;
 EXPORT_SYMBOL_NS(sof_cnl_ops, SND_SOC_SOF_INTEL_HDA_COMMON);
@@ -351,6 +372,9 @@ int sof_cnl_ops_init(struct snd_sof_dev *sdev)
 
 		/* ipc */
 		sof_cnl_ops.send_msg	= cnl_ipc_send_msg;
+
+		/* debug */
+		sof_cnl_ops.ipc_dump	= cnl_ipc_dump;
 	}
 
 	if (sdev->pdata->ipc_type == SOF_INTEL_IPC4) {
@@ -370,6 +394,9 @@ int sof_cnl_ops_init(struct snd_sof_dev *sdev)
 
 		/* ipc */
 		sof_cnl_ops.send_msg	= cnl_ipc4_send_msg;
+
+		/* debug */
+		sof_cnl_ops.ipc_dump	= cnl_ipc4_dump;
 	}
 
 	/* set DAI driver ops */
@@ -378,7 +405,6 @@ int sof_cnl_ops_init(struct snd_sof_dev *sdev)
 	/* debug */
 	sof_cnl_ops.debug_map	= cnl_dsp_debugfs;
 	sof_cnl_ops.debug_map_count	= ARRAY_SIZE(cnl_dsp_debugfs);
-	sof_cnl_ops.ipc_dump	= cnl_ipc_dump;
 
 	/* pre/post fw run */
 	sof_cnl_ops.post_fw_run = hda_dsp_post_fw_run;

sound/soc/sof/intel/hda-ipc.h

@@ -51,5 +51,6 @@
 irqreturn_t cnl_ipc_irq_thread(int irq, void *context);
 int cnl_ipc_send_msg(struct snd_sof_dev *sdev, struct snd_sof_ipc_msg *msg);
 void cnl_ipc_dump(struct snd_sof_dev *sdev);
+void cnl_ipc4_dump(struct snd_sof_dev *sdev);
 
 #endif

sound/soc/sof/intel/icl.c

@@ -113,6 +113,9 @@ int sof_icl_ops_init(struct snd_sof_dev *sdev)
 
 		/* ipc */
 		sof_icl_ops.send_msg	= cnl_ipc_send_msg;
+
+		/* debug */
+		sof_icl_ops.ipc_dump	= cnl_ipc_dump;
 	}
 
 	if (sdev->pdata->ipc_type == SOF_INTEL_IPC4) {
@@ -132,12 +135,14 @@ int sof_icl_ops_init(struct snd_sof_dev *sdev)
 
 		/* ipc */
 		sof_icl_ops.send_msg	= cnl_ipc4_send_msg;
+
+		/* debug */
+		sof_icl_ops.ipc_dump	= cnl_ipc4_dump;
 	}
 
 	/* debug */
 	sof_icl_ops.debug_map	= icl_dsp_debugfs;
 	sof_icl_ops.debug_map_count	= ARRAY_SIZE(icl_dsp_debugfs);
-	sof_icl_ops.ipc_dump	= cnl_ipc_dump;
 
 	/* pre/post fw run */
 	sof_icl_ops.post_fw_run = icl_dsp_post_fw_run;

sound/soc/sof/intel/tgl.c

@@ -68,6 +68,9 @@ int sof_tgl_ops_init(struct snd_sof_dev *sdev)
 
 		/* ipc */
 		sof_tgl_ops.send_msg	= cnl_ipc_send_msg;
+
+		/* debug */
+		sof_tgl_ops.ipc_dump	= cnl_ipc_dump;
 	}
 
 	if (sdev->pdata->ipc_type == SOF_INTEL_IPC4) {
@@ -87,6 +90,9 @@ int sof_tgl_ops_init(struct snd_sof_dev *sdev)
 
 		/* ipc */
 		sof_tgl_ops.send_msg	= cnl_ipc4_send_msg;
+
+		/* debug */
+		sof_tgl_ops.ipc_dump	= cnl_ipc4_dump;
 	}
 
 	/* set DAI driver ops */
@@ -95,7 +101,6 @@ int sof_tgl_ops_init(struct snd_sof_dev *sdev)
 	/* debug */
 	sof_tgl_ops.debug_map	= tgl_dsp_debugfs;
 	sof_tgl_ops.debug_map_count	= ARRAY_SIZE(tgl_dsp_debugfs);
-	sof_tgl_ops.ipc_dump	= cnl_ipc_dump;
 
 	/* pre/post fw run */
 	sof_tgl_ops.post_fw_run = hda_dsp_post_fw_run;