diff options
author | Peter Ujfalusi <peter.ujfalusi@linux.intel.com> | 2022-03-10 07:27:12 +0300 |
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committer | Mark Brown <broonie@kernel.org> | 2022-03-11 16:41:01 +0300 |
commit | 31f60a0c943d6a7e84b06686b1ed86ddadf484fa (patch) | |
tree | 025aba74c848fb54223cbbe07a6c93790d267047 /sound/soc/sof/pcm.c | |
parent | d7bc6ddef016d851cb0ff97ae16ac98d5f3c85ee (diff) | |
download | linux-31f60a0c943d6a7e84b06686b1ed86ddadf484fa.tar.xz |
ASoC: SOF: Make pcm_hw_params snd_sof_dsp_ops callback IPC neutral
Do not send IPC structure directly via pcm_hw_params to make it IPC
agnostic.
A new struct is created to retrieve the needed platform parameters and if
there is a need it can be extended with new options.
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Link: https://lore.kernel.org/r/20220310042720.976809-3-ranjani.sridharan@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/sof/pcm.c')
-rw-r--r-- | sound/soc/sof/pcm.c | 21 |
1 files changed, 20 insertions, 1 deletions
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 4628bc642fda..0c595d94dfce 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -162,6 +162,8 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); struct snd_pcm_runtime *runtime = substream->runtime; struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(component); + struct snd_sof_platform_stream_params platform_params = { 0 }; + struct sof_ipc_fw_version *v = &sdev->fw_ready.version; struct snd_sof_pcm *spcm; struct sof_ipc_pcm_params pcm; struct sof_ipc_pcm_params_reply ipc_params_reply; @@ -242,12 +244,29 @@ static int sof_pcm_hw_params(struct snd_soc_component *component, ret = snd_sof_pcm_platform_hw_params(sdev, substream, params, - &pcm.params); + &platform_params); if (ret < 0) { dev_err(component->dev, "error: platform hw params failed\n"); return ret; } + /* Update the IPC message with information from the platform */ + pcm.params.stream_tag = platform_params.stream_tag; + + if (platform_params.use_phy_address) + pcm.params.buffer.phy_addr = platform_params.phy_addr; + + if (platform_params.no_ipc_position) { + /* For older ABIs set host_period_bytes to zero to inform + * FW we don't want position updates. Newer versions use + * no_stream_position for this purpose. + */ + if (v->abi_version < SOF_ABI_VER(3, 10, 0)) + pcm.params.host_period_bytes = 0; + else + pcm.params.no_stream_position = 1; + } + dev_dbg(component->dev, "stream_tag %d", pcm.params.stream_tag); /* if this is a repeated hw_params without hw_free, skip setting up widgets */ |