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>

diff --git a/sound/soc/sof/ipc.c b/sound/soc/sof/ipc.c
index 437e80a..ba1bb17 100644 (file)
--- a/sound/soc/sof/ipc.c
+++ b/sound/soc/sof/ipc.c
@@ -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 {

diff --git a/sound/soc/sof/ops.h b/sound/soc/sof/ops.h
index b8e2bf1..80fc3b3 100644 (file)
--- a/sound/soc/sof/ops.h
+++ b/sound/soc/sof/ops.h
@@ -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)

diff --git a/sound/soc/sof/sof-priv.h b/sound/soc/sof/sof-priv.h
index 170adc2..1e85d6f 100644 (file)
--- a/sound/soc/sof/sof-priv.h
+++ b/sound/soc/sof/sof-priv.h
@@ -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,