OPAL_PCI_GET_POWER_STATE

#define OPAL_PCI_GET_POWER_STATE             120

int64_t opal_pci_get_power_state(uint64_t id, uint64_t data);

Get PCI slot power state

Parameter

uint64_t id
PCI slot ID
uint64_t data
memory buffer pointer for power state

Calling

Retrieve PCI slot’s power state. The retrieved power state is stored in buffer pointed by @data.

Return Codes

OPAL_SUCCESS
PCI slot’s power state is retrieved successfully
OPAL_PARAMETER
The indicated PCI slot isn’t found
OPAL_UNSUPPORTED
Power state retrieval not supported on the PCI slot