Unverified Commit dc20e5f3 authored by Pan Xiuli's avatar Pan Xiuli Committed by Mark Brown
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ASoC: SOF: Intel: CNL: add ipc dump function 



Add ipc dump function to CNL+ platforms.

Signed-off-by: default avatarPan Xiuli <xiuli.pan@linux.intel.com>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent f3da49f0

sound/soc/sof/intel/cnl.c

+19 −0
Original line number Diff line number Diff line
@@ -158,6 +158,24 @@ static int cnl_ipc_send_msg(struct snd_sof_dev *sdev, 
	return 0;

}



static void cnl_ipc_dump(struct snd_sof_dev *sdev)

{

	u32 hipcctl;

	u32 hipcida;

	u32 hipctdr;



	/* read IPC status */

	hipcida = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCIDA);

	hipcctl = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCCTL);

	hipctdr = snd_sof_dsp_read(sdev, HDA_DSP_BAR, CNL_DSP_REG_HIPCTDR);



	/* dump the IPC regs */

	/* TODO: parse the raw msg */

	dev_err(sdev->dev,

		"error: host status 0x%8.8x dsp status 0x%8.8x mask 0x%8.8x\n",

		hipcida, hipctdr, hipcctl);

}



/* cannonlake ops */

const struct snd_sof_dsp_ops sof_cnl_ops = {

	/* probe and remove */
@@ -189,6 +207,7 @@ const struct snd_sof_dsp_ops sof_cnl_ops = { 
	.debug_map	= cnl_dsp_debugfs,

	.debug_map_count	= ARRAY_SIZE(cnl_dsp_debugfs),

	.dbg_dump	= hda_dsp_dump,

	.ipc_dump	= cnl_ipc_dump,



	/* stream callbacks */

	.pcm_open	= hda_dsp_pcm_open,