New upstream version 17.08

[deb_dpdk.git] / drivers / event / dpaa2 / dpaa2_eventdev.h

diff --git a/drivers/event/dpaa2/dpaa2_eventdev.h b/drivers/event/dpaa2/dpaa2_eventdev.h
new file mode 100644 (file)
index 0000000..f79f78a
--- /dev/null
+++ b/drivers/event/dpaa2/dpaa2_eventdev.h
@@ -0,0 +1,114 @@
+/*
+ *   BSD LICENSE
+ *
+ *   Copyright 2017 NXP.
+ *
+ *   Redistribution and use in source and binary forms, with or without
+ *   modification, are permitted provided that the following conditions
+ *   are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in
+ *       the documentation and/or other materials provided with the
+ *       distribution.
+ *     * Neither the name of NXP nor the names of its
+ *       contributors may be used to endorse or promote products derived
+ *       from this software without specific prior written permission.
+ *
+ *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef __DPAA2_EVENTDEV_H__
+#define __DPAA2_EVENTDEV_H__
+
+#include <rte_eventdev_pmd.h>
+#include <rte_eventdev_pmd_vdev.h>
+#include <rte_atomic.h>
+#include <mc/fsl_dpcon.h>
+#include <mc/fsl_mc_sys.h>
+
+#define EVENTDEV_NAME_DPAA2_PMD                event_dpaa2
+
+#ifdef RTE_LIBRTE_PMD_DPAA2_EVENTDEV_DEBUG
+#define PMD_DRV_LOG(level, fmt, args...) \
+       RTE_LOG(level, PMD, "%s(): " fmt "\n", __func__, ## args)
+#define PMD_DRV_FUNC_TRACE() PMD_DRV_LOG(DEBUG, ">>")
+#else
+#define PMD_DRV_LOG(level, fmt, args...) do { } while (0)
+#define PMD_DRV_FUNC_TRACE() do { } while (0)
+#endif
+
+#define PMD_DRV_ERR(fmt, args...) \
+       RTE_LOG(ERR, PMD, "%s(): " fmt "\n", __func__, ## args)
+
+#define DPAA2_EVENT_DEFAULT_DPCI_PRIO 0
+
+#define DPAA2_EVENT_MAX_QUEUES                 16
+#define DPAA2_EVENT_MIN_DEQUEUE_TIMEOUT                1
+#define DPAA2_EVENT_MAX_DEQUEUE_TIMEOUT                (UINT32_MAX - 1)
+#define DPAA2_EVENT_MAX_QUEUE_FLOWS            2048
+#define DPAA2_EVENT_MAX_QUEUE_PRIORITY_LEVELS  8
+#define DPAA2_EVENT_MAX_EVENT_PRIORITY_LEVELS  0
+#define DPAA2_EVENT_MAX_PORT_DEQUEUE_DEPTH     8
+#define DPAA2_EVENT_MAX_PORT_ENQUEUE_DEPTH     8
+#define DPAA2_EVENT_MAX_NUM_EVENTS             (INT32_MAX - 1)
+
+#define DPAA2_EVENT_QUEUE_ATOMIC_FLOWS         2048
+#define DPAA2_EVENT_QUEUE_ORDER_SEQUENCES      2048
+
+enum {
+       DPAA2_EVENT_DPCI_PARALLEL_QUEUE,
+       DPAA2_EVENT_DPCI_ATOMIC_QUEUE,
+       DPAA2_EVENT_DPCI_MAX_QUEUES
+};
+
+struct dpaa2_dpcon_dev {
+       TAILQ_ENTRY(dpaa2_dpcon_dev) next;
+       struct fsl_mc_io dpcon;
+       uint16_t token;
+       rte_atomic16_t in_use;
+       uint32_t dpcon_id;
+       uint16_t qbman_ch_id;
+       uint8_t num_priorities;
+       uint8_t channel_index;
+};
+
+struct evq_info_t {
+       /* DPcon device */
+       struct dpaa2_dpcon_dev *dpcon;
+       /* Attached DPCI device */
+       struct dpaa2_dpci_dev *dpci;
+       /* Configuration provided by the user */
+       uint32_t event_queue_cfg;
+       uint8_t link;
+};
+
+struct dpaa2_eventdev {
+       struct evq_info_t evq_info[DPAA2_EVENT_MAX_QUEUES];
+       uint32_t dequeue_timeout_ns;
+       uint8_t max_event_queues;
+       uint8_t nb_event_queues;
+       uint8_t nb_event_ports;
+       uint8_t resvd_1;
+       uint32_t nb_event_queue_flows;
+       uint32_t nb_event_port_dequeue_depth;
+       uint32_t nb_event_port_enqueue_depth;
+       uint32_t event_dev_cfg;
+};
+
+struct dpaa2_dpcon_dev *rte_dpaa2_alloc_dpcon_dev(void);
+void rte_dpaa2_free_dpcon_dev(struct dpaa2_dpcon_dev *dpcon);
+
+#endif /* __DPAA2_EVENTDEV_H__ */