Unverified Commit 089adf33 authored by Trevor Wu's avatar Trevor Wu Committed by Mark Brown
Browse files

ASoC: SOF: mediatek: add adsp debug dump 



Add mt8188 and mt8186 .dbg_dump callback to print some information when
DSP panic occurs.

Signed-off-by: default avatarTrevor Wu <trevor.wu@mediatek.com>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarYaochun Hung <yc.hung@mediatek.com>
Reviewed-by: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarAngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Link: https://lore.kernel.org/r/20230601034939.15802-2-trevor.wu@mediatek.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8f4007e8

sound/soc/sof/mediatek/mt8186/mt8186.c

+22 −0
Original line number Diff line number Diff line
@@ -24,6 +24,7 @@ 
#include "../../sof-of-dev.h"

#include "../../sof-audio.h"

#include "../adsp_helper.h"

#include "../mtk-adsp-common.h"

#include "mt8186.h"

#include "mt8186-clk.h"
@@ -473,6 +474,26 @@ static snd_pcm_uframes_t mt8186_pcm_pointer(struct snd_sof_dev *sdev, 
	return pos;

}



static void mt8186_adsp_dump(struct snd_sof_dev *sdev, u32 flags)

{

	u32 dbg_pc, dbg_data, dbg_inst, dbg_ls0stat, dbg_status, faultinfo;



	/* dump debug registers */

	dbg_pc = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGPC);

	dbg_data = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGDATA);

	dbg_inst = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGINST);

	dbg_ls0stat = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGLS0STAT);

	dbg_status = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PDEBUGSTATUS);

	faultinfo = snd_sof_dsp_read(sdev, DSP_REG_BAR, DSP_PFAULTINFO);



	dev_info(sdev->dev, "adsp dump : pc %#x, data %#x, dbg_inst %#x,",

		 dbg_pc, dbg_data, dbg_inst);

	dev_info(sdev->dev, "ls0stat %#x, status %#x, faultinfo %#x",

		 dbg_ls0stat, dbg_status, faultinfo);



	mtk_adsp_dump(sdev, flags);

}



static struct snd_soc_dai_driver mt8186_dai[] = {

{

	.name = "SOF_DL1",
@@ -555,6 +576,7 @@ static struct snd_sof_dsp_ops sof_mt8186_ops = { 
	.num_drv	= ARRAY_SIZE(mt8186_dai),



	/* Debug information */

	.dbg_dump = mt8186_adsp_dump,

	.debugfs_add_region_item = snd_sof_debugfs_add_region_item_iomem,



	/* PM */

sound/soc/sof/mediatek/mt8186/mt8186.h

+5 −0
Original line number Diff line number Diff line
@@ -38,6 +38,11 @@ struct snd_sof_dev; 
#define DSP_MBOX3_IRQ_EN		BIT(3)

#define DSP_MBOX4_IRQ_EN		BIT(4)

#define DSP_PDEBUGPC			0x013C

#define DSP_PDEBUGDATA			0x0140

#define DSP_PDEBUGINST			0x0144

#define DSP_PDEBUGLS0STAT		0x0148

#define DSP_PDEBUGSTATUS		0x014C

#define DSP_PFAULTINFO			0x0150

#define ADSP_CK_EN			0x1000

#define CORE_CLK_EN			BIT(0)

#define COREDBG_EN			BIT(1)