diff options
Diffstat (limited to 'src/egl/drivers')
| -rw-r--r-- | src/egl/drivers/dri2/platform_android.c | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/src/egl/drivers/dri2/platform_android.c b/src/egl/drivers/dri2/platform_android.c index 38c1122339f..d08a8b22b7d 100644 --- a/src/egl/drivers/dri2/platform_android.c +++ b/src/egl/drivers/dri2/platform_android.c @@ -229,19 +229,18 @@ droid_window_enqueue_buffer(_EGLDisplay *disp, struct dri2_egl_surface *dri2_sur */ mtx_unlock(&disp->Mutex); - /* Queue the buffer without a sync fence. This informs the ANativeWindow - * that it may access the buffer immediately. + /* Queue the buffer with stored out fence fd. The ANativeWindow or buffer + * consumer may choose to wait for the fence to signal before accessing + * it. If fence fd value is -1, buffer can be accessed by consumer + * immediately. Consumer or application shouldn't rely on timestamp + * associated with fence if the fence fd is -1. * - * From ANativeWindow::dequeueBuffer: - * - * The fenceFd argument specifies a libsync fence file descriptor for - * a fence that must signal before the buffer can be accessed. If - * the buffer can be accessed immediately then a value of -1 should - * be used. The caller must not use the file descriptor after it - * is passed to queueBuffer, and the ANativeWindow implementation - * is responsible for closing it. + * Ownership of fd is transferred to consumer after queueBuffer and the + * consumer is responsible for closing it. Caller must not use the fd + * after passing it to queueBuffer. */ - int fence_fd = -1; + int fence_fd = dri2_surf->out_fence_fd; + dri2_surf->out_fence_fd = -1; dri2_surf->window->queueBuffer(dri2_surf->window, dri2_surf->buffer, fence_fd); @@ -263,8 +262,11 @@ static void droid_window_cancel_buffer(struct dri2_egl_surface *dri2_surf) { int ret; + int fence_fd = dri2_surf->out_fence_fd; - ret = dri2_surf->window->cancelBuffer(dri2_surf->window, dri2_surf->buffer, -1); + dri2_surf->out_fence_fd = -1; + ret = dri2_surf->window->cancelBuffer(dri2_surf->window, + dri2_surf->buffer, fence_fd); if (ret < 0) { _eglLog(_EGL_WARNING, "ANativeWindow::cancelBuffer failed"); dri2_surf->base.Lost = EGL_TRUE; @@ -289,7 +291,7 @@ droid_create_surface(_EGLDriver *drv, _EGLDisplay *disp, EGLint type, return NULL; } - if (!dri2_init_surface(&dri2_surf->base, disp, type, conf, attrib_list, false)) + if (!dri2_init_surface(&dri2_surf->base, disp, type, conf, attrib_list, true)) goto cleanup_surface; if (type == EGL_WINDOW_BIT) { |