[alsa-devel] [PATCH 03/21] ASoC: SOF: use common code to send PCM_FREE IPC
Pierre-Louis Bossart
pierre-louis.bossart at linux.intel.com
Mon Jul 22 16:13:44 CEST 2019
From: Kai Vehmanen <kai.vehmanen at linux.intel.com>
Remove duplicated code by using a common helper function
to send the PCM_FREE IPC message to FW.
Signed-off-by: Kai Vehmanen <kai.vehmanen at linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart at linux.intel.com>
---
sound/soc/sof/pcm.c | 50 ++++++++++++++++++++++-----------------------
1 file changed, 25 insertions(+), 25 deletions(-)
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c
index 3b8955e755b2..8612896673a5 100644
--- a/sound/soc/sof/pcm.c
+++ b/sound/soc/sof/pcm.c
@@ -216,6 +216,27 @@ static int sof_pcm_hw_params(struct snd_pcm_substream *substream,
return ret;
}
+static int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream,
+ struct snd_sof_dev *sdev,
+ struct snd_sof_pcm *spcm)
+{
+ struct sof_ipc_stream stream;
+ struct sof_ipc_reply reply;
+ int ret;
+
+ stream.hdr.size = sizeof(stream);
+ stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_FREE;
+ stream.comp_id = spcm->stream[substream->stream].comp_id;
+
+ /* send IPC to the DSP */
+ ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
+ sizeof(stream), &reply, sizeof(reply));
+ if (!ret)
+ spcm->prepared[substream->stream] = false;
+
+ return ret;
+}
+
static int sof_pcm_hw_free(struct snd_pcm_substream *substream)
{
struct snd_soc_pcm_runtime *rtd = substream->private_data;
@@ -223,8 +244,6 @@ static int sof_pcm_hw_free(struct snd_pcm_substream *substream)
snd_soc_rtdcom_lookup(rtd, DRV_NAME);
struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component);
struct snd_sof_pcm *spcm;
- struct sof_ipc_stream stream;
- struct sof_ipc_reply reply;
int ret;
/* nothing to do for BE */
@@ -241,13 +260,7 @@ static int sof_pcm_hw_free(struct snd_pcm_substream *substream)
dev_dbg(sdev->dev, "pcm: free stream %d dir %d\n", spcm->pcm.pcm_id,
substream->stream);
- stream.hdr.size = sizeof(stream);
- stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_FREE;
- stream.comp_id = spcm->stream[substream->stream].comp_id;
-
- /* send IPC to the DSP */
- ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
- sizeof(stream), &reply, sizeof(reply));
+ ret = sof_pcm_dsp_pcm_free(substream, sdev, spcm);
snd_pcm_lib_free_pages(substream);
@@ -260,8 +273,6 @@ static int sof_pcm_hw_free(struct snd_pcm_substream *substream)
if (ret < 0)
dev_err(sdev->dev, "error: platform hw free failed\n");
- spcm->prepared[substream->stream] = false;
-
return ret;
}
@@ -365,21 +376,10 @@ static int sof_pcm_trigger(struct snd_pcm_substream *substream, int cmd)
ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
sizeof(stream), &reply, sizeof(reply));
- if (ret < 0 || !reset_hw_params)
- return ret;
-
- /*
- * In case of stream is stopped, DSP must be reprogrammed upon
- * restart, so free PCM here.
- */
- stream.hdr.size = sizeof(stream);
- stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_FREE;
- stream.comp_id = spcm->stream[substream->stream].comp_id;
- spcm->prepared[substream->stream] = false;
+ if (!ret && reset_hw_params)
+ ret = sof_pcm_dsp_pcm_free(substream, sdev, spcm);
- /* send IPC to the DSP */
- return sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
- sizeof(stream), &reply, sizeof(reply));
+ return ret;
}
static snd_pcm_uframes_t sof_pcm_pointer(struct snd_pcm_substream *substream)
--
2.20.1
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