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ASoC: Intel: Skylake: enable interrupt as wake source in active suspend

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In active suspend, any HDA interrupt should wake the system. When device
enters active suspend, we need to enable HDA controller interrupt as wake
source. Similarly disable HDA controller interrupt as wake source when
exiting active suspend.

Signed-off-by: Jeeja KP <jeeja.kp@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Jeeja KP 2015-12-18 15:12:06 +05:30 committed by Mark Brown
parent c2e20cd818
commit 1f4956fd96
1 changed files with 4 additions and 0 deletions
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4
sound/soc/intel/skylake/skl.c
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@ -218,6 +218,7 @@ static int skl_suspend(struct device *dev)
struct pci_dev *pci = to_pci_dev(dev);
struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
struct skl *skl = ebus_to_skl(ebus);
struct hdac_bus *bus = ebus_to_hbus(ebus);
/*
* Do not suspend if streams which are marked ignore suspend are
@ -225,6 +226,7 @@ static int skl_suspend(struct device *dev)
*/
if (skl->supend_active) {
snd_hdac_ext_bus_link_power_down_all(ebus);
enable_irq_wake(bus->irq);
pci_save_state(pci);
pci_disable_device(pci);
return 0;
@ -238,6 +240,7 @@ static int skl_resume(struct device *dev)
struct pci_dev *pci = to_pci_dev(dev);
struct hdac_ext_bus *ebus = pci_get_drvdata(pci);
struct skl *skl = ebus_to_skl(ebus);
struct hdac_bus *bus = ebus_to_hbus(ebus);
int ret;
/*
@ -248,6 +251,7 @@ static int skl_resume(struct device *dev)
pci_restore_state(pci);
ret = pci_enable_device(pci);
snd_hdac_ext_bus_link_power_up_all(ebus);
disable_irq_wake(bus->irq);
} else {
ret = _skl_resume(ebus);
}