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ASoC: SOF: Intel: CNL: add ipc dump function 

Add ipc dump function to CNL+ platforms.

Signed-off-by: Pan Xiuli <xiuli.pan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pan Xiuli 2019-04-30 18:09:34 -05:00 committed by Mark Brown
parent f3da49f055
commit dc20e5f315
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GPG Key ID: 24D68B725D5487D0
1 changed files with 19 additions and 0 deletions
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19
sound/soc/sof/intel/cnl.c
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@ -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,