From: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
commit 9d2d462713384538477703e68577b05131c7d97d upstream.
We currently don't have a means to differentiate between S3, S4 and S5. Add definitions so that we have select different code paths depending on the target state in follow-up patches.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Reviewed-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Reviewed-by: Péter Ujfalusi peter.ujfalusi@linux.intel.com Link: https://lore.kernel.org/r/20220616201818.130802-3-pierre-louis.bossart@linux... Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- sound/soc/sof/pm.c | 9 +++++++++ sound/soc/sof/sof-priv.h | 2 ++ 2 files changed, 11 insertions(+)
--- a/sound/soc/sof/pm.c +++ b/sound/soc/sof/pm.c @@ -23,6 +23,9 @@ static u32 snd_sof_dsp_power_target(stru u32 target_dsp_state;
switch (sdev->system_suspend_target) { + case SOF_SUSPEND_S5: + case SOF_SUSPEND_S4: + /* DSP should be in D3 if the system is suspending to S3+ */ case SOF_SUSPEND_S3: /* DSP should be in D3 if the system is suspending to S3 */ target_dsp_state = SOF_DSP_PM_D3; @@ -336,6 +339,12 @@ int snd_sof_prepare(struct device *dev) case ACPI_STATE_S3: sdev->system_suspend_target = SOF_SUSPEND_S3; break; + case ACPI_STATE_S4: + sdev->system_suspend_target = SOF_SUSPEND_S4; + break; + case ACPI_STATE_S5: + sdev->system_suspend_target = SOF_SUSPEND_S5; + break; default: break; } --- a/sound/soc/sof/sof-priv.h +++ b/sound/soc/sof/sof-priv.h @@ -85,6 +85,8 @@ enum sof_system_suspend_state { SOF_SUSPEND_NONE = 0, SOF_SUSPEND_S0IX, SOF_SUSPEND_S3, + SOF_SUSPEND_S4, + SOF_SUSPEND_S5, };
enum sof_dfsentry_type {