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ASoC: SOF: IPC: add ipc dump function 

Dump IPC status when IPC timed out. IPC status is platform specific and
need bind to plaform.

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 18:09:32 -05:00 committed by Mark Brown
parent ed3baacd76
commit 5e4a27fda2
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GPG Key ID: 24D68B725D5487D0
3 changed files with 8 additions and 0 deletions
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1
sound/soc/sof/ipc.c
View File

@ -207,6 +207,7 @@ static int tx_wait_done(struct snd_sof_ipc *ipc, struct snd_sof_ipc_msg *msg,
dev_err(sdev->dev, "error: ipc timed out for 0x%x size %d\n",
hdr->cmd, hdr->size);
snd_sof_dsp_dbg_dump(ipc->sdev, SOF_DBG_REGS | SOF_DBG_MBOX);
snd_sof_ipc_dump(ipc->sdev);
snd_sof_trace_notify_for_error(ipc->sdev);
ret = -ETIMEDOUT;
} else {

6
sound/soc/sof/ops.h
View File

@ -155,6 +155,12 @@ static inline void snd_sof_dsp_dbg_dump(struct snd_sof_dev *sdev, u32 flags)
return sof_ops(sdev)->dbg_dump(sdev, flags);
}
static inline void snd_sof_ipc_dump(struct snd_sof_dev *sdev)
{
if (sof_ops(sdev)->ipc_dump)
return sof_ops(sdev)->ipc_dump(sdev);
}
/* register IO */
static inline void snd_sof_dsp_write(struct snd_sof_dev *sdev, u32 bar,
u32 offset, u32 value)

1
sound/soc/sof/sof-priv.h
View File

@ -176,6 +176,7 @@ struct snd_sof_dsp_ops {
int debug_map_count; /* optional */
void (*dbg_dump)(struct snd_sof_dev *sof_dev,
u32 flags); /* optional */
void (*ipc_dump)(struct snd_sof_dev *sof_dev); /* optional */
/* host DMA trace initialization */
int (*trace_init)(struct snd_sof_dev *sdev,