Reuse the common drmPrime() helper functions rather than reinventing them.
Signed-off-by: Daniel Kurtz djkurtz@chromium.org --- exynos/exynos_drm.c | 48 ++++++++++-------------------------------------- 1 file changed, 10 insertions(+), 38 deletions(-)
diff --git a/exynos/exynos_drm.c b/exynos/exynos_drm.c index b7acdf5..5fff259 100644 --- a/exynos/exynos_drm.c +++ b/exynos/exynos_drm.c @@ -303,59 +303,31 @@ void *exynos_bo_map(struct exynos_bo *bo) /* * Export gem object to dmabuf as file descriptor. * - * @dev: a exynos device object. - * @handle: gem handle to be exported into dmabuf as file descriptor. - * @fd: file descriptor to dmabuf exported from gem handle and - * returned by kernel side. + * @dev: exynos device object + * @handle: gem handle to export as file descriptor of dmabuf + * @fd: file descriptor returned from kernel * - * if true, return 0 else negative. + * @return: 0 on success, -1 on error, and errno will be set */ int exynos_prime_handle_to_fd(struct exynos_device *dev, uint32_t handle, int *fd) { - int ret; - struct drm_prime_handle req = { - .handle = handle, - }; - - ret = drmIoctl(dev->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &req); - if (ret) { - fprintf(stderr, "failed to mmap[%s].\n", - strerror(errno)); - return ret; - } - - *fd = req.fd; - return 0; + return drmPrimeHandleToFD(dev->fd, handle, 0, fd); }
/* * Import file descriptor into gem handle. * - * @dev: a exynos device object. - * @fd: file descriptor exported into dmabuf. - * @handle: gem handle to gem object imported from file descriptor - * and returned by kernel side. + * @dev: exynos device object + * @fd: file descriptor of dmabuf to import + * @handle: gem handle returned from kernel * - * if true, return 0 else negative. + * @return: 0 on success, -1 on error, and errno will be set */ int exynos_prime_fd_to_handle(struct exynos_device *dev, int fd, uint32_t *handle) { - int ret; - struct drm_prime_handle req = { - .fd = fd, - }; - - ret = drmIoctl(dev->fd, DRM_IOCTL_PRIME_FD_TO_HANDLE, &req); - if (ret) { - fprintf(stderr, "failed to mmap[%s].\n", - strerror(errno)); - return ret; - } - - *handle = req.handle; - return 0; + return drmPrimeFDToHandle(dev->fd, fd, handle); }