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authorLuca Boccassi <luca.boccassi@gmail.com>2018-02-19 11:16:57 +0000
committerLuca Boccassi <luca.boccassi@gmail.com>2018-02-19 11:17:28 +0000
commitca33590b6af032bff57d9cc70455660466a654b2 (patch)
tree0b68b090bd9b4a78a3614b62400b29279d76d553 /drivers/net/sfc/sfc_dp_rx.h
parent169a9de21e263aa6599cdc2d87a45ae158d9f509 (diff)
New upstream version 18.02upstream/18.02
Change-Id: I89ed24cb2a49b78fe5be6970b99dd46c1499fcc3 Signed-off-by: Luca Boccassi <luca.boccassi@gmail.com>
Diffstat (limited to 'drivers/net/sfc/sfc_dp_rx.h')
-rw-r--r--drivers/net/sfc/sfc_dp_rx.h59
1 files changed, 33 insertions, 26 deletions
diff --git a/drivers/net/sfc/sfc_dp_rx.h b/drivers/net/sfc/sfc_dp_rx.h
index 3f6a604b..be725dcb 100644
--- a/drivers/net/sfc/sfc_dp_rx.h
+++ b/drivers/net/sfc/sfc_dp_rx.h
@@ -1,39 +1,17 @@
-/*-
- * BSD LICENSE
+/* SPDX-License-Identifier: BSD-3-Clause
*
- * Copyright (c) 2017 Solarflare Communications Inc.
+ * Copyright (c) 2017-2018 Solarflare Communications Inc.
* All rights reserved.
*
* This software was jointly developed between OKTET Labs (under contract
* for Solarflare) and Solarflare Communications, Inc.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. 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.
- *
- * 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 _SFC_DP_RX_H
#define _SFC_DP_RX_H
#include <rte_mempool.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
#include "sfc_dp.h"
@@ -60,6 +38,8 @@ struct sfc_dp_rxq {
struct sfc_dp_rx_qcreate_info {
/** Memory pool to allocate Rx buffer from */
struct rte_mempool *refill_mb_pool;
+ /** Maximum number of pushed Rx descriptors in the queue */
+ unsigned int max_fill_level;
/** Minimum number of unused Rx descriptors to do refill */
unsigned int refill_threshold;
/**
@@ -101,6 +81,29 @@ struct sfc_dp_rx_qcreate_info {
};
/**
+ * Get Rx datapath specific device info.
+ *
+ * @param dev_info Device info to be adjusted
+ */
+typedef void (sfc_dp_rx_get_dev_info_t)(struct rte_eth_dev_info *dev_info);
+
+/**
+ * Get size of receive and event queue rings by the number of Rx
+ * descriptors.
+ *
+ * @param nb_rx_desc Number of Rx descriptors
+ * @param rxq_entries Location for number of Rx ring entries
+ * @param evq_entries Location for number of event ring entries
+ * @param rxq_max_fill_level Location for maximum Rx ring fill level
+ *
+ * @return 0 or positive errno.
+ */
+typedef int (sfc_dp_rx_qsize_up_rings_t)(uint16_t nb_rx_desc,
+ unsigned int *rxq_entries,
+ unsigned int *evq_entries,
+ unsigned int *rxq_max_fill_level);
+
+/**
* Allocate and initialize datapath receive queue.
*
* @param port_id The port identifier
@@ -150,7 +153,8 @@ typedef bool (sfc_dp_rx_qrx_ev_t)(struct sfc_dp_rxq *dp_rxq, unsigned int id);
typedef void (sfc_dp_rx_qpurge_t)(struct sfc_dp_rxq *dp_rxq);
/** Get packet types recognized/classified */
-typedef const uint32_t * (sfc_dp_rx_supported_ptypes_get_t)(void);
+typedef const uint32_t * (sfc_dp_rx_supported_ptypes_get_t)(
+ uint32_t tunnel_encaps);
/** Get number of pending Rx descriptors */
typedef unsigned int (sfc_dp_rx_qdesc_npending_t)(struct sfc_dp_rxq *dp_rxq);
@@ -166,6 +170,9 @@ struct sfc_dp_rx {
unsigned int features;
#define SFC_DP_RX_FEAT_SCATTER 0x1
#define SFC_DP_RX_FEAT_MULTI_PROCESS 0x2
+#define SFC_DP_RX_FEAT_TUNNELS 0x4
+ sfc_dp_rx_get_dev_info_t *get_dev_info;
+ sfc_dp_rx_qsize_up_rings_t *qsize_up_rings;
sfc_dp_rx_qcreate_t *qcreate;
sfc_dp_rx_qdestroy_t *qdestroy;
sfc_dp_rx_qstart_t *qstart;