From 76cd0af39960d0c36e7aacd4fe8d6a08f4af8ecc Mon Sep 17 00:00:00 2001 From: Robert Foss Date: Tue, 16 Jan 2018 14:36:13 +0100 Subject: 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 Reviewed-by: Rob Herring --- android/gralloc_handle.h | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'android') 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 +#include /* 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); -- cgit v1.2.1