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ASoC: SOF: Intel: hda: add parameter to control SoundWire clock stop quirks

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Add module parameter so that the different modes can be quickly tested.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200325215027.28716-9-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pierre-Louis Bossart 2020-03-25 16:50:24 -05:00 committed by Mark Brown
parent 722ba5f1f5
commit 02df8f4364
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GPG Key ID: 24D68B725D5487D0
1 changed files with 11 additions and 0 deletions
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11
sound/soc/sof/intel/hda.c
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@ -40,6 +40,16 @@
#if IS_ENABLED(CONFIG_SND_SOC_SOF_INTEL_SOUNDWIRE)
/*
* The default for SoundWire clock stop quirks is to power gate the IP
* and do a Bus Reset, this will need to be modified when the DSP
* needs to remain in D0i3 so that the Master does not lose context
* and enumeration is not required on clock restart
*/
static int sdw_clock_stop_quirks = SDW_INTEL_CLK_STOP_BUS_RESET;
module_param(sdw_clock_stop_quirks, int, 0444);
MODULE_PARM_DESC(sdw_clock_stop_quirks, "SOF SoundWire clock stop quirks");
static int sdw_params_stream(struct device *dev,
struct sdw_intel_stream_params_data *params_data)
{
@ -149,6 +159,7 @@ static int hda_sdw_probe(struct snd_sof_dev *sdev)
res.parent = sdev->dev;
res.ops = &sdw_callback;
res.dev = sdev->dev;
res.clock_stop_quirks = sdw_clock_stop_quirks;
/*
* ops and arg fields are not populated for now,