diff options
| author | Robert Foss <robert.foss@collabora.com> | 2018-01-16 14:36:13 +0100 |
|---|---|---|
| committer | Robert Foss <robert.foss@collabora.com> | 2018-02-14 17:33:57 +0100 |
| commit | 76cd0af39960d0c36e7aacd4fe8d6a08f4af8ecc (patch) | |
| tree | e097741a140aeac81590d68acdaa90a43293ceee | |
| parent | a4b6fd651f1b34f13eb3a3bc101a34adfa3b54a5 (diff) | |
android: Add version variable to gralloc_handle_t
The version variable will be used for versioning of this
struct and the corresponding accessor functions.
Signed-off-by: Robert Foss <robert.foss@collabora.com>
Reviewed-by: Rob Herring <robh@kernel.org>
| -rw-r--r-- | android/gralloc_handle.h | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/android/gralloc_handle.h b/android/gralloc_handle.h index 45b9f2e9..7cbc8ee7 100644 --- a/android/gralloc_handle.h +++ b/android/gralloc_handle.h @@ -27,6 +27,7 @@ #define __ANDROID_GRALLOC_HANDLE_H__ #include <cutils/native_handle.h> +#include <stdint.h> /* support users of drm_gralloc/gbm_gralloc */ #define gralloc_gbm_handle_t gralloc_handle_t @@ -49,7 +50,9 @@ struct gralloc_handle_t { */ int prime_fd; + /* api variables */ int magic; /* differentiate between allocator impls */ + const uint32_t version; /* api version */ int width; /* width of buffer in pixels */ int height; /* height of buffer in pixels */ @@ -67,6 +70,7 @@ struct gralloc_handle_t { } __attribute__((aligned(8))); }; +#define GRALLOC_HANDLE_VERSION 1 #define GRALLOC_HANDLE_MAGIC 0x60585350 #define GRALLOC_HANDLE_NUM_FDS 1 #define GRALLOC_HANDLE_NUM_INTS ( \ @@ -79,7 +83,9 @@ struct gralloc_handle_t { static struct gralloc_handle_t gralloc_handle_create(int width, int height, int format, int usage) { - struct gralloc_handle_t handle = { .magic = GRALLOC_HANDLE_MAGIC }; + struct alloc_handle_t handle = { + .magic = GRALLOC_HANDLE_MAGIC, + .version = GRALLOC_HANDLE_VERSION }; native_handle_t *nhandle = native_handle_create(GRALLOC_HANDLE_NUM_FDS, GRALLOC_HANDLE_NUM_INTS); |