diff options
Diffstat (limited to 'freedreno/kgsl')
| -rw-r--r-- | freedreno/kgsl/kgsl_bo.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/freedreno/kgsl/kgsl_bo.c b/freedreno/kgsl/kgsl_bo.c index 0d019cb1..585851c7 100644 --- a/freedreno/kgsl/kgsl_bo.c +++ b/freedreno/kgsl/kgsl_bo.c @@ -80,9 +80,24 @@ static int kgsl_bo_offset(struct fd_bo *bo, uint64_t *offset) static int kgsl_bo_cpu_prep(struct fd_bo *bo, struct fd_pipe *pipe, uint32_t op) { uint32_t timestamp = kgsl_bo_get_timestamp(to_kgsl_bo(bo)); - if (timestamp) { - fd_pipe_wait(pipe, timestamp); + + if (op & DRM_FREEDRENO_PREP_NOSYNC) { + uint32_t current; + int ret; + + ret = kgsl_pipe_timestamp(to_kgsl_pipe(pipe), ¤t); + if (ret) + return ret; + + if (timestamp > current) + return -EBUSY; + + return 0; } + + if (timestamp) + fd_pipe_wait(pipe, timestamp); + return 0; } |