From: Guennadi Liakhovetski guennadi.liakhovetski@linux.intel.com
Simplify hda_dsp_d0i3_work() by returning immediately from it if D0i3 cannot be set.
Reviewed-by: Kai Vehmanen kai.vehmanen@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Libin Yang libin.yang@intel.com Reviewed-by: Keyon Jie yang.jie@intel.com Signed-off-by: Guennadi Liakhovetski guennadi.liakhovetski@linux.intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/sof/intel/hda-dsp.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-)
diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index 72c0b8e9a196..5788fe356960 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -934,19 +934,15 @@ void hda_dsp_d0i3_work(struct work_struct *work) d0i3_work.work); struct hdac_bus *bus = &hdev->hbus.core; struct snd_sof_dev *sdev = dev_get_drvdata(bus->dev); - struct sof_dsp_power_state target_state; + struct sof_dsp_power_state target_state = { + .state = SOF_DSP_PM_D0, + .substate = SOF_HDA_DSP_PM_D0I3, + }; int ret;
- target_state.state = SOF_DSP_PM_D0; - /* DSP can enter D0I3 iff only D0I3-compatible streams are active */ - if (snd_sof_dsp_only_d0i3_compatible_stream_active(sdev)) - target_state.substate = SOF_HDA_DSP_PM_D0I3; - else - target_state.substate = SOF_HDA_DSP_PM_D0I0; - - /* remain in D0I0 */ - if (target_state.substate == SOF_HDA_DSP_PM_D0I0) + if (!snd_sof_dsp_only_d0i3_compatible_stream_active(sdev)) + /* remain in D0I0 */ return;
/* This can fail but error cannot be propagated */