Unverified Commit fc907cc5 authored by Ranjani Sridharan's avatar Ranjani Sridharan Committed by Mark Brown
Browse files

ASoC: SOF: pm: handle resume on legacy Intel platforms 



Add new case when set_power_state() is not supported, e.g. for Intel
Baytrail/Cherrytrail legacy platforms.

Signed-off-by: default avatarRanjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Tested-by: default avatarEnric Balletbo i Serra <enric.balletbo@collabora.com>
Link: https://lore.kernel.org/r/20200526203640.25980-3-pierre-louis.bossart@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent ddcccd54

sound/soc/sof/pm.c

+6 −2
Original line number Diff line number Diff line
@@ -114,8 +114,12 @@ static int sof_resume(struct device *dev, bool runtime_resume) 
		return ret;

	}



	/* Nothing further to do if resuming from a low-power D0 substate */

	if (!runtime_resume && old_state == SOF_DSP_PM_D0)

	/*

	 * Nothing further to be done for platforms that support the low power

	 * D0 substate.

	 */

	if (!runtime_resume && sof_ops(sdev)->set_power_state &&

	    old_state == SOF_DSP_PM_D0)

		return 0;



	sdev->fw_state = SOF_FW_BOOT_PREPARE;

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