22 	efi_status_t status;  in efi_pci_disable_bridge_busmaster()  local
26 	status = efi_bs_call(locate_handle, EFI_LOCATE_BY_PROTOCOL, &pci_proto,  in efi_pci_disable_bridge_busmaster()
29 	if (status != EFI_BUFFER_TOO_SMALL) {  in efi_pci_disable_bridge_busmaster()
30 		if (status != EFI_SUCCESS && status != EFI_NOT_FOUND)  in efi_pci_disable_bridge_busmaster()
35 	status = efi_bs_call(allocate_pool, EFI_LOADER_DATA, pci_handle_size,  in efi_pci_disable_bridge_busmaster()
37 	if (status != EFI_SUCCESS) {  in efi_pci_disable_bridge_busmaster()
42 	status = efi_bs_call(locate_handle, EFI_LOCATE_BY_PROTOCOL, &pci_proto,  in efi_pci_disable_bridge_busmaster()
44 	if (status != EFI_SUCCESS) {  in efi_pci_disable_bridge_busmaster()
53 		status = efi_bs_call(handle_protocol, handle, &pci_proto,  in efi_pci_disable_bridge_busmaster()
55 		if (status != EFI_SUCCESS)  in efi_pci_disable_bridge_busmaster()
62 		status = efi_call_proto(pci, get_location, &segment_nr, &bus_nr,  in efi_pci_disable_bridge_busmaster()
64 		if (status != EFI_SUCCESS || bus_nr == 0)  in efi_pci_disable_bridge_busmaster()
76 		status = efi_call_proto(pci, pci.read, EfiPciIoWidthUint16,  in efi_pci_disable_bridge_busmaster()
78 		if (status != EFI_SUCCESS || class == PCI_CLASS_DISPLAY_VGA)  in efi_pci_disable_bridge_busmaster()
88 		status = efi_bs_call(handle_protocol, handle, &pci_proto,  in efi_pci_disable_bridge_busmaster()
90 		if (status != EFI_SUCCESS || !pci)  in efi_pci_disable_bridge_busmaster()
93 		status = efi_call_proto(pci, pci.read, EfiPciIoWidthUint16,  in efi_pci_disable_bridge_busmaster()
96 		if (status != EFI_SUCCESS || class != PCI_CLASS_BRIDGE_PCI)  in efi_pci_disable_bridge_busmaster()
100 		status = efi_call_proto(pci, pci.read, EfiPciIoWidthUint16,  in efi_pci_disable_bridge_busmaster()
102 		if (status != EFI_SUCCESS || !(command & PCI_COMMAND_MASTER))  in efi_pci_disable_bridge_busmaster()
106 		status = efi_call_proto(pci, pci.write, EfiPciIoWidthUint16,  in efi_pci_disable_bridge_busmaster()
108 		if (status != EFI_SUCCESS)  in efi_pci_disable_bridge_busmaster()