For the event based DMA transfer, all the required parameters are to
be sent as part of a structure. This patch adds a structure
containing the parameters for event based DMA operation.
Signed-off-by: Amit Prakash Shukla <amitpraka...@marvell.com>
---
lib/dmadev/rte_dmadev.h | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/lib/dmadev/rte_dmadev.h b/lib/dmadev/rte_dmadev.h
index b157ab7600..bf8db2d28d 100644
--- a/lib/dmadev/rte_dmadev.h
+++ b/lib/dmadev/rte_dmadev.h
@@ -794,6 +794,18 @@ struct rte_dma_sge {
uint32_t length; /**< The DMA operation length. */
};
+/**
+ * A structure used to hold event based DMA operation request entry.
+ */
+struct rte_dma_op {
+ struct rte_dma_sge *src_seg; /**< Source segments. */
+ struct rte_dma_sge *dst_seg; /**< Destination segments. */
+ uint16_t nb_src; /**< Number of source segments. */
+ uint16_t nb_dst; /**< Number of destination segments.
*/
+ uint64_t flags; /**< Flags related to the operation.
*/
+ struct rte_mempool *op_mp; /**< Mempool from which op is
allocated. */
+};
+
#include "rte_dmadev_core.h"
/**@{@name DMA operation flag
--
2.25.1
