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ASoC: SOF: pci: mark last_busy value at runtime PM init

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If last_busy value is not set at runtime PM enable, the device will be
suspend immediately after usage counter is 0. Set the last_busy value to
make sure delay is working at first boot up.

Signed-off-by: Pan Xiuli <xiuli.pan@linux.intel.com>
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20190722141402.7194-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pan Xiuli 2019-07-22 09:13:42 -05:00 committed by Mark Brown
parent f8f85216f8
commit f1b1b9b136
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1 changed files with 3 additions and 0 deletions
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3
sound/soc/sof/sof-pci-dev.c
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@ -223,6 +223,9 @@ static void sof_pci_probe_complete(struct device *dev)
*/
pm_runtime_allow(dev);
/* mark last_busy for pm_runtime to make sure not suspend immediately */
pm_runtime_mark_last_busy(dev);
/* follow recommendation in pci-driver.c to decrement usage counter */
pm_runtime_put_noidle(dev);
}