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Diffstat (limited to 'omap/omap_drm.c')
-rw-r--r--omap/omap_drm.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/omap/omap_drm.c b/omap/omap_drm.c
index 96e18717..336da115 100644
--- a/omap/omap_drm.c
+++ b/omap/omap_drm.c
@@ -34,6 +34,7 @@
34#include <linux/stddef.h> 34#include <linux/stddef.h>
35#include <errno.h> 35#include <errno.h>
36#include <sys/mman.h> 36#include <sys/mman.h>
37#include <fcntl.h>
37 38
38#include <xf86drm.h> 39#include <xf86drm.h>
39 40
@@ -56,6 +57,7 @@ struct omap_bo {
56 uint32_t handle; 57 uint32_t handle;
57 uint32_t name; /* flink global handle (DRI2 name) */ 58 uint32_t name; /* flink global handle (DRI2 name) */
58 uint64_t offset; /* offset to mmap() */ 59 uint64_t offset; /* offset to mmap() */
60 int fd; /* dmabuf handle */
59}; 61};
60 62
61struct omap_device * omap_device_new(int fd) 63struct omap_device * omap_device_new(int fd)
@@ -264,6 +266,25 @@ uint32_t omap_bo_handle(struct omap_bo *bo)
264 return bo->handle; 266 return bo->handle;
265} 267}
266 268
269int omap_bo_dmabuf(struct omap_bo *bo)
270{
271 if (!bo->fd) {
272 struct drm_prime_handle req = {
273 .handle = bo->handle,
274 .flags = DRM_CLOEXEC,
275 };
276 int ret;
277
278 ret = drmIoctl(bo->dev->fd, DRM_IOCTL_PRIME_HANDLE_TO_FD, &req);
279 if (ret) {
280 return ret;
281 }
282
283 bo->fd = req.fd;
284 }
285 return bo->fd;
286}
287
267uint32_t omap_bo_size(struct omap_bo *bo) 288uint32_t omap_bo_size(struct omap_bo *bo)
268{ 289{
269 if (!bo->size) { 290 if (!bo->size) {