diff options
Diffstat (limited to 'sound/soc/sof/intel/hda-dsp.c')
| -rw-r--r-- | sound/soc/sof/intel/hda-dsp.c | 101 |
1 files changed, 66 insertions, 35 deletions
diff --git a/sound/soc/sof/intel/hda-dsp.c b/sound/soc/sof/intel/hda-dsp.c index a6f2822401e0..44f39a520bb3 100644 --- a/sound/soc/sof/intel/hda-dsp.c +++ b/sound/soc/sof/intel/hda-dsp.c @@ -18,6 +18,7 @@ #include <linux/module.h> #include <sound/hdaudio_ext.h> #include <sound/hda_register.h> +#include <sound/hda-mlink.h> #include <trace/events/sof_intel.h> #include "../sof-audio.h" #include "../ops.h" @@ -321,6 +322,9 @@ void hda_dsp_ipc_int_enable(struct snd_sof_dev *sdev) struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; const struct sof_intel_dsp_desc *chip = hda->desc; + if (sdev->dspless_mode_selected) + return; + /* enable IPC DONE and BUSY interrupts */ snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, chip->ipc_ctl, HDA_DSP_REG_HIPCCTL_DONE | HDA_DSP_REG_HIPCCTL_BUSY, @@ -336,6 +340,9 @@ void hda_dsp_ipc_int_disable(struct snd_sof_dev *sdev) struct sof_intel_hda_dev *hda = sdev->pdata->hw_pdata; const struct sof_intel_dsp_desc *chip = hda->desc; + if (sdev->dspless_mode_selected) + return; + /* disable IPC interrupt */ snd_sof_dsp_update_bits(sdev, HDA_DSP_BAR, HDA_DSP_REG_ADSPIC, HDA_DSP_ADSPIC_IPC, 0); @@ -567,31 +574,11 @@ static void hda_dsp_state_log(struct snd_sof_dev *sdev) * is called again either because of a new IPC sent to the DSP or * during system suspend/resume. */ -int hda_dsp_set_power_state(struct snd_sof_dev *sdev, - const struct sof_dsp_power_state *target_state) +static int hda_dsp_set_power_state(struct snd_sof_dev *sdev, + const struct sof_dsp_power_state *target_state) { int ret = 0; - /* - * When the DSP is already in D0I3 and the target state is D0I3, - * it could be the case that the DSP is in D0I3 during S0 - * and the system is suspending to S0Ix. Therefore, - * hda_dsp_set_D0_state() must be called to disable trace DMA - * by sending the PM_GATE IPC to the FW. - */ - if (target_state->substate == SOF_HDA_DSP_PM_D0I3 && - sdev->system_suspend_target == SOF_SUSPEND_S0IX) - goto set_state; - - /* - * For all other cases, return without doing anything if - * the DSP is already in the target state. - */ - if (target_state->state == sdev->dsp_power_state.state && - target_state->substate == sdev->dsp_power_state.substate) - return 0; - -set_state: switch (target_state->state) { case SOF_DSP_PM_D0: ret = hda_dsp_set_D0_state(sdev, target_state); @@ -623,6 +610,42 @@ set_state: return ret; } +int hda_dsp_set_power_state_ipc3(struct snd_sof_dev *sdev, + const struct sof_dsp_power_state *target_state) +{ + /* + * When the DSP is already in D0I3 and the target state is D0I3, + * it could be the case that the DSP is in D0I3 during S0 + * and the system is suspending to S0Ix. Therefore, + * hda_dsp_set_D0_state() must be called to disable trace DMA + * by sending the PM_GATE IPC to the FW. + */ + if (target_state->substate == SOF_HDA_DSP_PM_D0I3 && + sdev->system_suspend_target == SOF_SUSPEND_S0IX) + return hda_dsp_set_power_state(sdev, target_state); + + /* + * For all other cases, return without doing anything if + * the DSP is already in the target state. + */ + if (target_state->state == sdev->dsp_power_state.state && + target_state->substate == sdev->dsp_power_state.substate) + return 0; + + return hda_dsp_set_power_state(sdev, target_state); +} + +int hda_dsp_set_power_state_ipc4(struct snd_sof_dev *sdev, + const struct sof_dsp_power_state *target_state) +{ + /* Return without doing anything if the DSP is already in the target state */ + if (target_state->state == sdev->dsp_power_state.state && + target_state->substate == sdev->dsp_power_state.substate) + return 0; + + return hda_dsp_set_power_state(sdev, target_state); +} + /* * Audio DSP states may transform as below:- * @@ -681,6 +704,9 @@ static int hda_suspend(struct snd_sof_dev *sdev, bool runtime_suspend) /* power down all hda links */ hda_bus_ml_suspend(bus); + if (sdev->dspless_mode_selected) + goto skip_dsp; + ret = chip->power_down_dsp(sdev); if (ret < 0) { dev_err(sdev->dev, "failed to power down DSP during suspend\n"); @@ -694,6 +720,7 @@ static int hda_suspend(struct snd_sof_dev *sdev, bool runtime_suspend) /* disable ppcap interrupt */ hda_dsp_ctrl_ppcap_enable(sdev, false); hda_dsp_ctrl_ppcap_int_enable(sdev, false); +skip_dsp: /* disable hda bus irq and streams */ hda_dsp_ctrl_stop_chip(sdev); @@ -744,9 +771,11 @@ static int hda_resume(struct snd_sof_dev *sdev, bool runtime_resume) hda_codec_jack_check(sdev); } - /* enable ppcap interrupt */ - hda_dsp_ctrl_ppcap_enable(sdev, true); - hda_dsp_ctrl_ppcap_int_enable(sdev, true); + if (!sdev->dspless_mode_selected) { + /* enable ppcap interrupt */ + hda_dsp_ctrl_ppcap_enable(sdev, true); + hda_dsp_ctrl_ppcap_int_enable(sdev, true); + } cleanup: /* display codec can powered off after controller init */ @@ -788,7 +817,7 @@ int hda_dsp_resume(struct snd_sof_dev *sdev) } /* restore L1SEN bit */ - if (hda->l1_support_changed) + if (hda->l1_disabled) snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_EM2, HDA_VS_INTEL_EM2_L1SEN, 0); @@ -843,8 +872,10 @@ int hda_dsp_runtime_suspend(struct snd_sof_dev *sdev) }; int ret; - /* cancel any attempt for DSP D0I3 */ - cancel_delayed_work_sync(&hda->d0i3_work); + if (!sdev->dspless_mode_selected) { + /* cancel any attempt for DSP D0I3 */ + cancel_delayed_work_sync(&hda->d0i3_work); + } /* stop hda controller and power dsp off */ ret = hda_suspend(sdev, true); @@ -866,8 +897,10 @@ int hda_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) }; int ret; - /* cancel any attempt for DSP D0I3 */ - cancel_delayed_work_sync(&hda->d0i3_work); + if (!sdev->dspless_mode_selected) { + /* cancel any attempt for DSP D0I3 */ + cancel_delayed_work_sync(&hda->d0i3_work); + } if (target_state == SOF_DSP_PM_D0) { /* Set DSP power state */ @@ -880,11 +913,9 @@ int hda_dsp_suspend(struct snd_sof_dev *sdev, u32 target_state) } /* enable L1SEN to make sure the system can enter S0Ix */ - hda->l1_support_changed = - snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, - HDA_VS_INTEL_EM2, - HDA_VS_INTEL_EM2_L1SEN, - HDA_VS_INTEL_EM2_L1SEN); + if (hda->l1_disabled) + snd_sof_dsp_update_bits(sdev, HDA_DSP_HDA_BAR, HDA_VS_INTEL_EM2, + HDA_VS_INTEL_EM2_L1SEN, HDA_VS_INTEL_EM2_L1SEN); /* stop the CORB/RIRB DMA if it is On */ hda_codec_suspend_cmd_io(sdev); |