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-rw-r--r--src/svm/svm_fifo.h15
1 files changed, 15 insertions, 0 deletions
diff --git a/src/svm/svm_fifo.h b/src/svm/svm_fifo.h
index 4239e9d78ea..2a054526865 100644
--- a/src/svm/svm_fifo.h
+++ b/src/svm/svm_fifo.h
@@ -208,6 +208,21 @@ svm_fifo_chunk_t *svm_fifo_chunk_alloc (u32 size);
*/
int svm_fifo_fill_chunk_list (svm_fifo_t * f);
/**
+ * Provision and return chunks for number of bytes requested
+ *
+ * Allocates enough chunks to cover the bytes requested and returns them
+ * in the fifo segment array. The number of bytes provisioned may be less
+ * than requested if not enough segments were provided.
+ *
+ * @param f fifo
+ * @param fs array of fifo segments
+ * @param n_segs length of fifo segments array
+ * @param len number of bytes to preallocate
+ * @return number of fifo segments provisioned or error
+ */
+int svm_fifo_provision_chunks (svm_fifo_t *f, svm_fifo_seg_t *fs, u32 n_segs,
+ u32 len);
+/**
* Initialize rbtrees used for ooo lookups
*
* @param f fifo