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ASoC: Intel: Skylake: manage link power in active suspend

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When device enters active suspend, we should turn off the links
as they are not in use. Similarly we need to bring back links
when we exit active suspend.

Signed-off-by: Jayachandran B <jayachandran.b@intel.com>
Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Vinod Koul
2015-12-18 15:12:05 +05:30
committed by Mark Brown
parent 721c3e36f7
commit c2e20cd818
1 changed files with 2 additions and 0 deletions
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2
sound/soc/intel/skylake/skl.c
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@@ -224,6 +224,7 @@ static int skl_suspend(struct device *dev)
* running, we need to save the state for these and continue
*/
if (skl->supend_active) {
snd_hdac_ext_bus_link_power_down_all(ebus);
pci_save_state(pci);
pci_disable_device(pci);
return 0;
@@ -246,6 +247,7 @@ static int skl_resume(struct device *dev)
if (skl->supend_active) {
pci_restore_state(pci);
ret = pci_enable_device(pci);
snd_hdac_ext_bus_link_power_up_all(ebus);
} else {
ret = _skl_resume(ebus);
}