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Date: Mon, 6 Nov 2017 00:44:48 -0500
From: Andy Gospodarek <andy@...yhouse.net>
To: netdev@...r.kernel.org
Cc: mchan@...adcom.com, saeedm@...lanox.com,
Andy Gospodarek <gospo@...adcom.com>
Subject: [RFC 1/9] mlx5_en: move interrupt moderation structs to new file
From: Andy Gospodarek <gospo@...adcom.com>
Create new header file to prepare to move code that handles irq
moderation to a library.
Signed-off-by: Andy Gospodarek <gospo@...adcom.com>
---
drivers/net/ethernet/mellanox/mlx5/core/en.h | 32 +---------
drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.h | 74 ++++++++++++++++++++++
include/linux/mlx5/mlx5_ifc.h | 6 --
3 files changed, 75 insertions(+), 37 deletions(-)
create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.h
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en.h b/drivers/net/ethernet/mellanox/mlx5/core/en.h
index e613ce0..1bde086 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en.h
@@ -49,6 +49,7 @@
#include "wq.h"
#include "mlx5_core.h"
#include "en_stats.h"
+#include "en_rx_am.h"
#define MLX5_SET_CFG(p, f, v) MLX5_SET(create_flow_group_in, p, f, v)
@@ -209,11 +210,6 @@ enum mlx5e_priv_flag {
#define MLX5E_MAX_BW_ALLOC 100 /* Max percentage of BW allocation */
#endif
-struct mlx5e_cq_moder {
- u16 usec;
- u16 pkts;
-};
-
struct mlx5e_params {
u8 log_sq_size;
u8 rq_wq_type;
@@ -449,32 +445,6 @@ struct mlx5e_mpw_info {
u16 skbs_frags[MLX5_MPWRQ_PAGES_PER_WQE];
};
-struct mlx5e_rx_am_stats {
- int ppms; /* packets per msec */
- int bpms; /* bytes per msec */
- int epms; /* events per msec */
-};
-
-struct mlx5e_rx_am_sample {
- ktime_t time;
- u32 pkt_ctr;
- u32 byte_ctr;
- u16 event_ctr;
-};
-
-struct mlx5e_rx_am { /* Adaptive Moderation */
- u8 state;
- struct mlx5e_rx_am_stats prev_stats;
- struct mlx5e_rx_am_sample start_sample;
- struct work_struct work;
- u8 profile_ix;
- u8 mode;
- u8 tune_state;
- u8 steps_right;
- u8 steps_left;
- u8 tired;
-};
-
/* a single cache unit is capable to serve one napi call (for non-striding rq)
* or a MPWQE (for striding rq).
*/
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.h b/drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.h
new file mode 100644
index 0000000..176a732
--- /dev/null
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
+ * Copyright (c) 2017, Broadcom Limited
+ *
+ * This software is available to you under a choice of one of two
+ * licenses. You may choose to be licensed under the terms of the GNU
+ * General Public License (GPL) Version 2, available from the file
+ * COPYING in the main directory of this source tree, or the
+ * OpenIB.org BSD license below:
+ *
+ * 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.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+*/
+
+#ifndef MLX5_AM_H
+#define MLX5_AM_H
+
+struct mlx5e_cq_moder {
+ u16 usec;
+ u16 pkts;
+};
+
+struct mlx5e_rx_am_sample {
+ ktime_t time;
+ u32 pkt_ctr;
+ u32 byte_ctr;
+ u16 event_ctr;
+};
+
+struct mlx5e_rx_am_stats {
+ int ppms; /* packets per msec */
+ int bpms; /* bytes per msec */
+ int epms; /* events per msec */
+};
+
+struct mlx5e_rx_am { /* Adaptive Moderation */
+ u8 state;
+ struct mlx5e_rx_am_stats prev_stats;
+ struct mlx5e_rx_am_sample start_sample;
+ struct work_struct work;
+ u8 profile_ix;
+ u8 mode;
+ u8 tune_state;
+ u8 steps_right;
+ u8 steps_left;
+ u8 tired;
+};
+
+enum {
+ MLX5_CQ_PERIOD_MODE_START_FROM_EQE = 0x0,
+ MLX5_CQ_PERIOD_MODE_START_FROM_CQE = 0x1,
+ MLX5_CQ_PERIOD_NUM_MODES
+};
+
+#endif /* MLX5_AM_H */
diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h
index 6977234..716528d 100644
--- a/include/linux/mlx5/mlx5_ifc.h
+++ b/include/linux/mlx5/mlx5_ifc.h
@@ -2912,12 +2912,6 @@ enum {
MLX5_CQC_ST_FIRED = 0xa,
};
-enum {
- MLX5_CQ_PERIOD_MODE_START_FROM_EQE = 0x0,
- MLX5_CQ_PERIOD_MODE_START_FROM_CQE = 0x1,
- MLX5_CQ_PERIOD_NUM_MODES
-};
-
struct mlx5_ifc_cqc_bits {
u8 status[0x4];
u8 reserved_at_4[0x4];
--
2.7.4
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