Unverified Commit eb6e5dab authored by Rander Wang's avatar Rander Wang Committed by Mark Brown
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ASoC: SOF: Intel: hda: add ipc4 FW panic support on CAVS 2.5+ platforms 



Get the FW panic information from telemetry data in memory window and
dump it to kernel log. The old platforms before CAVS 2.5+ don't support
it since there is no support in FW for them.

Signed-off-by: default avatarRander Wang <rander.wang@intel.com>
Reviewed-by: default avatarPéter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: default avatarKai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarGuennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: default avatarPeter Ujfalusi <peter.ujfalusi@linux.intel.com>
Link: https://lore.kernel.org/r/20230919092416.4137-9-peter.ujfalusi@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent e449b18f

sound/soc/sof/intel/hda.c

+14 −0
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 
#include "../sof-pci-dev.h"

#include "../ops.h"

#include "hda.h"

#include "telemetry.h"



#define CREATE_TRACE_POINTS

#include <trace/events/sof_intel.h>
@@ -731,6 +732,19 @@ void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags) 
	}

}



void hda_ipc4_dsp_dump(struct snd_sof_dev *sdev, u32 flags)

{

	char *level = (flags & SOF_DBG_DUMP_OPTIONAL) ? KERN_DEBUG : KERN_ERR;



	/* print ROM/FW status */

	hda_dsp_get_state(sdev, level);



	if (flags & SOF_DBG_DUMP_REGS)

		sof_ipc4_intel_dump_telemetry_state(sdev, flags);

	else

		hda_dsp_dump_ext_rom_status(sdev, level, flags);

}



static bool hda_check_ipc_irq(struct snd_sof_dev *sdev)

{

	const struct sof_intel_dsp_desc *chip;

sound/soc/sof/intel/hda.h

+1 −0
Original line number Diff line number Diff line
@@ -603,6 +603,7 @@ int hda_dsp_shutdown_dma_flush(struct snd_sof_dev *sdev); 
int hda_dsp_shutdown(struct snd_sof_dev *sdev);

int hda_dsp_set_hw_params_upon_resume(struct snd_sof_dev *sdev);

void hda_dsp_dump(struct snd_sof_dev *sdev, u32 flags);

void hda_ipc4_dsp_dump(struct snd_sof_dev *sdev, u32 flags);

void hda_ipc_dump(struct snd_sof_dev *sdev);

void hda_ipc_irq_dump(struct snd_sof_dev *sdev);

void hda_dsp_d0i3_work(struct work_struct *work);

sound/soc/sof/intel/tgl.c

+1 −0
Original line number Diff line number Diff line
@@ -102,6 +102,7 @@ int sof_tgl_ops_init(struct snd_sof_dev *sdev) 


		/* debug */

		sof_tgl_ops.ipc_dump	= cnl_ipc4_dump;

		sof_tgl_ops.dbg_dump	= hda_ipc4_dsp_dump;



		sof_tgl_ops.set_power_state = hda_dsp_set_power_state_ipc4;

	}