Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.18 155/158] ASoC: SOF: pm: add explicit behavior for ACPI S1 and S2 | Date | Wed, 27 Jul 2022 18:13:39 +0200 |
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From: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
commit a933084558c61cac8c902d2474b39444d87fba46 upstream.
The existing code only deals with S0 and S3, let's start adding S1 and S2.
No functional change.
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/20220616201818.130802-2-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- sound/soc/sof/pm.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-)
--- a/sound/soc/sof/pm.c +++ b/sound/soc/sof/pm.c @@ -327,8 +327,18 @@ int snd_sof_prepare(struct device *dev) return 0; #if defined(CONFIG_ACPI) - if (acpi_target_system_state() == ACPI_STATE_S0) + switch (acpi_target_system_state()) { + case ACPI_STATE_S0: sdev->system_suspend_target = SOF_SUSPEND_S0IX; + break; + case ACPI_STATE_S1: + case ACPI_STATE_S2: + case ACPI_STATE_S3: + sdev->system_suspend_target = SOF_SUSPEND_S3; + break; + default: + break; + } #endif return 0;
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