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net/mlx5e: Move generic functions to new file 

These functions were identified as ones that could be made generic and
used by multiple drivers.  Most of the contents of en_rx_am.c are moved
to net_dim.c.

Signed-off-by: Andy Gospodarek <gospo@broadcom.com>
Acked-by: Tal Gilboa <talgi@mellanox.com>
Acked-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andy Gospodarek 2018-01-09 16:06:16 -05:00 committed by David S. Miller
parent f5e7f67d9b
commit b9c872f231
5 changed files with 55 additions and 20 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
drivers/net/ethernet/mellanox/mlx5/core/Makefile
View File

@ -14,8 +14,8 @@ mlx5_core-$(CONFIG_MLX5_FPGA) += fpga/cmd.o fpga/core.o fpga/conn.o fpga/sdk.o \
fpga/ipsec.o
mlx5_core-$(CONFIG_MLX5_CORE_EN) += en_main.o en_common.o en_fs.o en_ethtool.o \
en_tx.o en_rx.o en_rx_am.o en_txrx.o en_stats.o vxlan.o \
en_arfs.o en_fs_ethtool.o en_selftest.o
en_tx.o en_rx.o en_dim.o en_txrx.o en_stats.o vxlan.o \
en_arfs.o en_fs_ethtool.o en_selftest.o net_dim.o
mlx5_core-$(CONFIG_MLX5_MPFS) += lib/mpfs.o

2
drivers/net/ethernet/mellanox/mlx5/core/en.h
View File

@ -50,7 +50,7 @@
#include "wq.h"
#include "mlx5_core.h"
#include "en_stats.h"
#include "en_dim.h"
#include "net_dim.h"
#define MLX5_SET_CFG(p, f, v) MLX5_SET(create_flow_group_in, p, f, v)

47
drivers/net/ethernet/mellanox/mlx5/core/en_dim.c Normal file
View File

@ -0,0 +1,47 @@
/*
* Copyright (c) 2016, Mellanox Technologies. All rights reserved.
*
* 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.
*/
#include "en.h"
void mlx5e_rx_am_work(struct work_struct *work)
{
struct mlx5e_rx_am *am = container_of(work, struct mlx5e_rx_am,
work);
struct mlx5e_rq *rq = container_of(am, struct mlx5e_rq, am);
struct mlx5e_cq_moder cur_profile = mlx5e_am_get_profile(am->mode,
am->profile_ix);
mlx5_core_modify_cq_moderation(rq->mdev, &rq->cq.mcq,
cur_profile.usec, cur_profile.pkts);
am->state = MLX5E_AM_START_MEASURE;
}

19
drivers/net/ethernet/mellanox/mlx5/core/en_rx_am.c → drivers/net/ethernet/mellanox/mlx5/core/net_dim.c
View File

@ -1,5 +1,6 @@
/*
* Copyright (c) 2016, Mellanox Technologies. All rights reserved.
* Copyright (c) 2017-2018, Broadcom Limited. All rights reserved.
*
* 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
@ -32,11 +33,11 @@
#include "en.h"
#define MLX5E_PARAMS_AM_NUM_PROFILES 5
/* Adaptive moderation profiles */
#define MLX5E_AM_DEFAULT_RX_CQ_MODERATION_PKTS_FROM_EQE 256
#define MLX5E_RX_AM_DEF_PROFILE_CQE 1
#define MLX5E_RX_AM_DEF_PROFILE_EQE 1
#define MLX5E_PARAMS_AM_NUM_PROFILES 5
/* All profiles sizes must be MLX5E_PARAMS_AM_NUM_PROFILES */
#define MLX5_AM_EQE_PROFILES { \
@ -61,7 +62,7 @@ profile[MLX5_CQ_PERIOD_NUM_MODES][MLX5E_PARAMS_AM_NUM_PROFILES] = {
MLX5_AM_CQE_PROFILES,
};
static inline struct mlx5e_cq_moder mlx5e_am_get_profile(u8 cq_period_mode, int ix)
struct mlx5e_cq_moder mlx5e_am_get_profile(u8 cq_period_mode, int ix)
{
struct mlx5e_cq_moder cq_moder;
@ -82,7 +83,6 @@ struct mlx5e_cq_moder mlx5e_am_get_def_profile(u8 rx_cq_period_mode)
return mlx5e_am_get_profile(rx_cq_period_mode, default_profile_ix);
}
static bool mlx5e_am_on_top(struct mlx5e_rx_am *am)
{
switch (am->tune_state) {
@ -273,19 +273,6 @@ static void mlx5e_am_calc_stats(struct mlx5e_rx_am_sample *start,
delta_us);
}
void mlx5e_rx_am_work(struct work_struct *work)
{
struct mlx5e_rx_am *am = container_of(work, struct mlx5e_rx_am,
work);
struct mlx5e_rq *rq = container_of(am, struct mlx5e_rq, am);
struct mlx5e_cq_moder cur_profile = profile[am->mode][am->profile_ix];
mlx5_core_modify_cq_moderation(rq->mdev, &rq->cq.mcq,
cur_profile.usec, cur_profile.pkts);
am->state = MLX5E_AM_START_MEASURE;
}
void mlx5e_rx_am(struct mlx5e_rx_am *am,
u16 event_ctr,
u64 packets,

3
drivers/net/ethernet/mellanox/mlx5/core/en_dim.h → drivers/net/ethernet/mellanox/mlx5/core/net_dim.h
View File

@ -1,6 +1,6 @@
/*
* Copyright (c) 2013-2015, Mellanox Technologies, Ltd. All rights reserved.
* Copyright (c) 2017-2018, Broadcom Limited
* Copyright (c) 2017-2018, Broadcom Limited. All rights reserved.
*
* 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
@ -98,5 +98,6 @@ void mlx5e_rx_am(struct mlx5e_rx_am *am,
u64 bytes);
void mlx5e_rx_am_work(struct work_struct *work);
struct mlx5e_cq_moder mlx5e_am_get_def_profile(u8 rx_cq_period_mode);
struct mlx5e_cq_moder mlx5e_am_get_profile(u8 cq_period_mode, int ix);
#endif /* MLX5_AM_H */