Sam Protsenko | ce26850 | 2023-09-08 19:45:36 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2020 Samsung Electronics Co. Ltd. |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include "ExynosGraphicBuffer.h" |
| 18 | |
| 19 | #if defined(NO_ION_HELPER) |
| 20 | |
| 21 | int vendor::graphics::ion::get_ion_fd() { |
| 22 | return -1; |
| 23 | } |
| 24 | |
| 25 | #else /* NO_ION_HELPER */ |
| 26 | |
| 27 | #include <hardware/exynos/ion.h> |
| 28 | #include <log/log.h> |
| 29 | |
| 30 | static int ion_client; |
| 31 | |
| 32 | int vendor::graphics::ion::get_ion_fd() { |
| 33 | if (ion_client <= 0) { |
| 34 | ion_client = exynos_ion_open(); |
| 35 | |
| 36 | if (ion_client < 0) { |
| 37 | int ret = errno; |
| 38 | ALOGE("failed to get ion client %s", strerror(ret)); |
| 39 | return -ret; |
| 40 | } |
| 41 | } |
| 42 | |
| 43 | return ion_client; |
| 44 | } |
| 45 | |
| 46 | #endif /* NO_ION_HELPER */ |