bus/dpaa: switch sequence number to dynamic mbuf field

[dpdk.git] / drivers / bus / dpaa / rte_dpaa_bus.h

diff --git a/drivers/bus/dpaa/rte_dpaa_bus.h b/drivers/bus/dpaa/rte_dpaa_bus.h
index 25aff2d..48d5cf4 100644 (file)
--- a/drivers/bus/dpaa/rte_dpaa_bus.h
+++ b/drivers/bus/dpaa/rte_dpaa_bus.h
@@ -1,12 +1,13 @@
 /* SPDX-License-Identifier: BSD-3-Clause
  *
- *   Copyright 2017-2019 NXP
+ *   Copyright 2017-2020 NXP
  *
  */
 #ifndef __RTE_DPAA_BUS_H__
 #define __RTE_DPAA_BUS_H__
 
 #include <rte_bus.h>
+#include <rte_mbuf_dyn.h>
 #include <rte_mempool.h>
 #include <dpaax_iova_table.h>
 
@@ -16,6 +17,33 @@
 #include <fsl_bman.h>
 #include <netcfg.h>
 
+/* This sequence number field is used to store event entry index for
+ * driver specific usage. For parallel mode queues, invalid
+ * index will be set and for atomic mode queues, valid value
+ * ranging from 1 to 16.
+ */
+#define DPAA_INVALID_MBUF_SEQN  0
+
+typedef uint32_t dpaa_seqn_t;
+extern int dpaa_seqn_dynfield_offset;
+
+/**
+ * @warning
+ * @b EXPERIMENTAL: this API may change without prior notice
+ *
+ * Read dpaa sequence number from mbuf.
+ *
+ * @param mbuf Structure to read from.
+ * @return pointer to dpaa sequence number.
+ */
+__rte_experimental
+static inline dpaa_seqn_t *
+dpaa_seqn(struct rte_mbuf *mbuf)
+{
+       return RTE_MBUF_DYNFIELD(mbuf, dpaa_seqn_dynfield_offset,
+               dpaa_seqn_t *);
+}
+
 #define DPAA_MEMPOOL_OPS_NAME  "dpaa"
 
 #define DEV_TO_DPAA_DEVICE(ptr)        \
@@ -30,6 +58,9 @@
 #define SVR_LS1046A_FAMILY     0x87070000
 #define SVR_MASK               0xffff0000
 
+/** Device driver supports link state interrupt */
+#define RTE_DPAA_DRV_INTR_LSC  0x0008
+
 #define RTE_DEV_TO_DPAA_CONST(ptr) \
        container_of(ptr, const struct rte_dpaa_device, device)
 
@@ -86,6 +117,7 @@ struct rte_dpaa_driver {
        enum rte_dpaa_type drv_type;
        rte_dpaa_probe_t probe;
        rte_dpaa_remove_t remove;
+       uint32_t drv_flags;                 /**< Flags for controlling device.*/
 };
 
 /* Create storage for dqrr entries per lcore */