IMG_BOOL PVRSRVIsDevicePowered(u32 ui32DeviceIndex)
{
enum PVRSRV_ERROR eError;
struct SYS_DATA *psSysData;
struct PVRSRV_POWER_DEV *psPowerDevice;
eError = SysAcquireData(&psSysData);
if (eError != PVRSRV_OK)
return IMG_FALSE;
if (OSIsResourceLocked(&psSysData->sPowerStateChangeResource,
KERNEL_ID) ||
OSIsResourceLocked(&psSysData->sPowerStateChangeResource, ISR_ID))
return IMG_FALSE;
psPowerDevice = psSysData->psPowerDeviceList;
while (psPowerDevice) {
if (psPowerDevice->ui32DeviceIndex == ui32DeviceIndex)
return (IMG_BOOL)(psPowerDevice->eCurrentPowerState ==
PVRSRV_POWER_STATE_D0);
psPowerDevice = psPowerDevice->psNext;
}
return IMG_FALSE;
}
IMG_EXPORT
IMG_BOOL PVRSRVIsDevicePowered(IMG_UINT32 ui32DeviceIndex)
{
SYS_DATA *psSysData;
PVRSRV_POWER_DEV *psPowerDevice;
SysAcquireData(&psSysData);
if (OSIsResourceLocked(&psSysData->sPowerStateChangeResource, KERNEL_ID) ||
OSIsResourceLocked(&psSysData->sPowerStateChangeResource, ISR_ID))
{
return IMG_FALSE;
}
psPowerDevice = (PVRSRV_POWER_DEV*)
List_PVRSRV_POWER_DEV_Any_va(psSysData->psPowerDeviceList,
MatchPowerDeviceIndex_AnyVaCb,
ui32DeviceIndex);
return (psPowerDevice && (psPowerDevice->eCurrentPowerState == PVRSRV_DEV_POWER_STATE_ON))
? IMG_TRUE : IMG_FALSE;
}