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Commit 43c4bbd9 authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "sync: remove legacy sync info API"

parents 8e41582c 82d377b5

libsync/include/android/sync.h

+0 −20
Original line number Diff line number Diff line
@@ -41,28 +41,8 @@ 


__BEGIN_DECLS



struct sync_fence_info_data {

 uint32_t len;

 char name[32];

 int32_t status;

 uint8_t pt_info[0];

};



struct sync_pt_info {

 uint32_t len;

 char obj_name[32];

 char driver_name[32];

 int32_t status;

 uint64_t timestamp_ns;

 uint8_t driver_data[0];

};



/* timeout in msecs */

int sync_wait(int fd, int timeout);

struct sync_fence_info_data *sync_fence_info(int fd);

struct sync_pt_info *sync_pt_info(struct sync_fence_info_data *info,

                                  struct sync_pt_info *itr);

void sync_fence_info_free(struct sync_fence_info_data *info);



__END_DECLS

libsync/sync.c

+23 −0
Original line number Diff line number Diff line
@@ -30,6 +30,29 @@ 


#include <android/sync.h>



/* Prototypes for deprecated functions that used to be declared in the legacy

 * android/sync.h. They've been moved here to make sure new code does not use

 * them, but the functions are still defined to avoid breaking existing

 * binaries. Eventually they can be removed altogether.

 */

struct sync_fence_info_data {

    uint32_t len;

    char name[32];

    int32_t status;

    uint8_t pt_info[0];

};

struct sync_pt_info {

    uint32_t len;

    char obj_name[32];

    char driver_name[32];

    int32_t status;

    uint64_t timestamp_ns;

    uint8_t driver_data[0];

};

struct sync_fence_info_data* sync_fence_info(int fd);

struct sync_pt_info* sync_pt_info(struct sync_fence_info_data* info, struct sync_pt_info* itr);

void sync_fence_info_free(struct sync_fence_info_data* info);



/* Legacy Sync API */



struct sync_legacy_merge_data {

libsync/tests/sync_test.cpp

+29 −0
Original line number Diff line number Diff line
@@ -15,6 +15,35 @@ 
#include <random>

#include <unordered_map>



/* These deprecated declarations were in the legacy android/sync.h. They've been removed to

 * encourage code to move to the modern equivalents. But they are still implemented in libsync.so

 * to avoid breaking existing binaries; as long as that's true we should keep testing them here.

 * That means making local copies of the declarations.

 */

extern "C" {



struct sync_fence_info_data {

    uint32_t len;

    char name[32];

    int32_t status;

    uint8_t pt_info[0];

};



struct sync_pt_info {

    uint32_t len;

    char obj_name[32];

    char driver_name[32];

    int32_t status;

    uint64_t timestamp_ns;

    uint8_t driver_data[0];

};



struct sync_fence_info_data* sync_fence_info(int fd);

struct sync_pt_info* sync_pt_info(struct sync_fence_info_data* info, struct sync_pt_info* itr);

void sync_fence_info_free(struct sync_fence_info_data* info);



}  // extern "C"



// TODO: better stress tests?

// Handle more than 64 fd's simultaneously, i.e. fix sync_fence_info's 4k limit.

// Handle wraparound in timelines like nvidia.