| /** @file | |
| Helper functions used by at least two Simple Network Protocol methods. | |
| Copyright (C) 2013, Red Hat, Inc. | |
| This program and the accompanying materials are licensed and made available | |
| under the terms and conditions of the BSD License which accompanies this | |
| distribution. The full text of the license may be found at | |
| http://opensource.org/licenses/bsd-license.php | |
| THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, WITHOUT | |
| WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. | |
| **/ | |
| #include <Library/MemoryAllocationLib.h> | |
| #include "VirtioNet.h" | |
| /** | |
| Release RX and TX resources on the boundary of the | |
| EfiSimpleNetworkInitialized state. | |
| These functions contribute to rolling back a partial, failed initialization | |
| of the virtio-net SNP driver instance, or to shutting down a fully | |
| initialized, running instance. | |
| They are only callable by the VirtioNetInitialize() and the | |
| VirtioNetShutdown() SNP methods. See the state diagram in "VirtioNet.h". | |
| @param[in,out] Dev The VNET_DEV driver instance being shut down, or whose | |
| partial, failed initialization is being rolled back. | |
| */ | |
| VOID | |
| EFIAPI | |
| VirtioNetShutdownRx ( | |
| IN OUT VNET_DEV *Dev | |
| ) | |
| { | |
| FreePool (Dev->RxBuf); | |
| } | |
| VOID | |
| EFIAPI | |
| VirtioNetShutdownTx ( | |
| IN OUT VNET_DEV *Dev | |
| ) | |
| { | |
| FreePool (Dev->TxFreeStack); | |
| } |