net/sfc: add xstats for Rx/Tx doorbells

[dpdk.git] / drivers / net / sfc / sfc_dp.h

diff --git a/drivers/net/sfc/sfc_dp.h b/drivers/net/sfc/sfc_dp.h
index eff0aa8..7fd8f34 100644 (file)
--- a/drivers/net/sfc/sfc_dp.h
+++ b/drivers/net/sfc/sfc_dp.h
@@ -1,32 +1,10 @@
-/*-
- *   BSD LICENSE
+/* SPDX-License-Identifier: BSD-3-Clause
  *
- * Copyright (c) 2017 Solarflare Communications Inc.
- * All rights reserved.
+ * Copyright(c) 2019-2021 Xilinx, Inc.
+ * Copyright(c) 2017-2019 Solarflare Communications Inc.
  *
  * 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_H
@@ -37,6 +15,8 @@
 
 #include <rte_pci.h>
 
+#include "sfc_log.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
@@ -62,6 +42,16 @@ enum sfc_dp_type {
 
 /** Datapath queue run-time information */
 struct sfc_dp_queue {
+       /*
+        * Typically the structure is located at the end of Rx/Tx queue
+        * data structure and not used on datapath. So, it is not a
+        * problem to have extra fields even if not used. However,
+        * put stats at top of the structure to be closer to fields
+        * used on datapath or reap to have more chances to be cache-hot.
+        */
+       uint32_t                        rx_dbells;
+       uint32_t                        tx_dbells;
+
        uint16_t                        port_id;
        uint16_t                        queue_id;
        struct rte_pci_addr             pci_addr;
@@ -71,6 +61,11 @@ void sfc_dp_queue_init(struct sfc_dp_queue *dpq,
                       uint16_t port_id, uint16_t queue_id,
                       const struct rte_pci_addr *pci_addr);
 
+/* Maximum datapath log level to be included in build. */
+#ifndef SFC_DP_LOG_LEVEL
+#define SFC_DP_LOG_LEVEL       RTE_LOG_NOTICE
+#endif
+
 /*
  * Helper macro to define datapath logging macros and have uniform
  * logging.
@@ -80,10 +75,12 @@ void sfc_dp_queue_init(struct sfc_dp_queue *dpq,
                const struct sfc_dp_queue *_dpq = (dpq);                \
                const struct rte_pci_addr *_addr = &(_dpq)->pci_addr;   \
                                                                        \
-               RTE_LOG(level, PMD,                                     \
+               if (RTE_LOG_ ## level > SFC_DP_LOG_LEVEL)               \
+                       break;                                          \
+               SFC_GENERIC_LOG(level,                                  \
                        RTE_FMT("%s " PCI_PRI_FMT                       \
                                " #%" PRIu16 ".%" PRIu16 ": "           \
-                               RTE_FMT_HEAD(__VA_ARGS__,) "\n",        \
+                               RTE_FMT_HEAD(__VA_ARGS__ ,),            \
                                dp_name,                                \
                                _addr->domain, _addr->bus,              \
                                _addr->devid, _addr->function,          \
@@ -99,12 +96,22 @@ struct sfc_dp {
        enum sfc_dp_type                type;
        /* Mask of required hardware/firmware capabilities */
        unsigned int                    hw_fw_caps;
-#define SFC_DP_HW_FW_CAP_EF10          0x1
+#define SFC_DP_HW_FW_CAP_EF10                          0x1
+#define SFC_DP_HW_FW_CAP_RX_ES_SUPER_BUFFER            0x2
+#define SFC_DP_HW_FW_CAP_RX_EFX                                0x4
+#define SFC_DP_HW_FW_CAP_TX_EFX                                0x8
+#define SFC_DP_HW_FW_CAP_EF100                         0x10
 };
 
 /** List of datapath variants */
 TAILQ_HEAD(sfc_dp_list, sfc_dp);
 
+typedef unsigned int sfc_sw_index_t;
+#define SFC_SW_INDEX_INVALID   ((sfc_sw_index_t)(UINT_MAX))
+
+typedef int32_t        sfc_ethdev_qid_t;
+#define SFC_ETHDEV_QID_INVALID ((sfc_ethdev_qid_t)(-1))
+
 /* Check if available HW/FW capabilities are sufficient for the datapath */
 static inline bool
 sfc_dp_match_hw_fw_caps(const struct sfc_dp *dp, unsigned int avail_caps)