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-rw-r--r--src/gbm/main/gbm.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/src/gbm/main/gbm.c b/src/gbm/main/gbm.c
index 30785a66a4d..ad5208ca136 100644
--- a/src/gbm/main/gbm.c
+++ b/src/gbm/main/gbm.c
@@ -230,6 +230,23 @@ gbm_bo_get_handle(struct gbm_bo *bo)
return bo->handle;
}
+/** Get a DMA-BUF file descriptor for the buffer object
+ *
+ * This function creates a DMA-BUF (also known as PRIME) file descriptor
+ * handle for the buffer object. Eeach call to gbm_bo_get_fd() returns a new
+ * file descriptor and the caller is responsible for closing the file
+ * descriptor.
+
+ * \param bo The buffer object
+ * \return Returns a file descriptor referring to the underlying buffer
+ */
+GBM_EXPORT int
+gbm_bo_get_fd(struct gbm_bo *bo)
+{
+ return bo->gbm->bo_get_fd(bo);
+}
+
+
/** Write data into the buffer object
*
* If the buffer object was created with the GBM_BO_USE_WRITE flag,