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net: hns3: add trace event support for PF/VF mailbox

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This patch adds trace event support for PF/VF mailbox.

Signed-off-by: Yufeng Mo <moyufeng@huawei.com>
Signed-off-by: Huazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Yufeng Mo 2020-04-20 10:17:35 +08:00 committed by David S. Miller
parent 5cb51cfe8a
commit d8355240cf
6 changed files with 190 additions and 0 deletions
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1
drivers/net/ethernet/hisilicon/hns3/hns3pf/Makefile
View File

@ -4,6 +4,7 @@
#
ccflags-y := -I $(srctree)/drivers/net/ethernet/hisilicon/hns3
ccflags-y += -I $(srctree)/$(src)
obj-$(CONFIG_HNS3_HCLGE) += hclge.o
hclge-objs = hclge_main.o hclge_cmd.o hclge_mdio.o hclge_tm.o hclge_mbx.o hclge_err.o hclge_debugfs.o

7
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_mbx.c
View File

@ -5,6 +5,9 @@
#include "hclge_mbx.h"
#include "hnae3.h"
#define CREATE_TRACE_POINTS
#include "hclge_trace.h"
static u16 hclge_errno_to_resp(int errno)
{
return abs(errno);
@ -90,6 +93,8 @@ static int hclge_send_mbx_msg(struct hclge_vport *vport, u8 *msg, u16 msg_len,
memcpy(&resp_pf_to_vf->msg.vf_mbx_msg_code, msg, msg_len);
trace_hclge_pf_mbx_send(hdev, resp_pf_to_vf);
status = hclge_cmd_send(&hdev->hw, &desc, 1);
if (status)
dev_err(&hdev->pdev->dev,
@ -674,6 +679,8 @@ void hclge_mbx_handler(struct hclge_dev *hdev)
vport = &hdev->vport[req->mbx_src_vfid];
trace_hclge_pf_mbx_get(hdev, req);
switch (req->msg.code) {
case HCLGE_MBX_MAP_RING_TO_VECTOR:
ret = hclge_map_unmap_ring_to_vf_vector(vport, true,

87
drivers/net/ethernet/hisilicon/hns3/hns3pf/hclge_trace.h Normal file
View File

@ -0,0 +1,87 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/* Copyright (c) 2018-2020 Hisilicon Limited. */
/* This must be outside ifdef _HCLGE_TRACE_H */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hns3
#if !defined(_HCLGE_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _HCLGE_TRACE_H_
#include <linux/tracepoint.h>
#define PF_GET_MBX_LEN (sizeof(struct hclge_mbx_vf_to_pf_cmd) / sizeof(u32))
#define PF_SEND_MBX_LEN (sizeof(struct hclge_mbx_pf_to_vf_cmd) / sizeof(u32))
TRACE_EVENT(hclge_pf_mbx_get,
TP_PROTO(
struct hclge_dev *hdev,
struct hclge_mbx_vf_to_pf_cmd *req),
TP_ARGS(hdev, req),
TP_STRUCT__entry(
__field(u8, vfid)
__field(u8, code)
__field(u8, subcode)
__string(pciname, pci_name(hdev->pdev))
__string(devname, &hdev->vport[0].nic.kinfo.netdev->name)
__array(u32, mbx_data, PF_GET_MBX_LEN)
),
TP_fast_assign(
__entry->vfid = req->mbx_src_vfid;
__entry->code = req->msg.code;
__entry->subcode = req->msg.subcode;
__assign_str(pciname, pci_name(hdev->pdev));
__assign_str(devname, &hdev->vport[0].nic.kinfo.netdev->name);
memcpy(__entry->mbx_data, req,
sizeof(struct hclge_mbx_vf_to_pf_cmd));
),
TP_printk(
"%s %s vfid:%u code:%u subcode:%u data:%s",
__get_str(pciname), __get_str(devname), __entry->vfid,
__entry->code, __entry->subcode,
__print_array(__entry->mbx_data, PF_GET_MBX_LEN, sizeof(u32))
)
);
TRACE_EVENT(hclge_pf_mbx_send,
TP_PROTO(
struct hclge_dev *hdev,
struct hclge_mbx_pf_to_vf_cmd *req),
TP_ARGS(hdev, req),
TP_STRUCT__entry(
__field(u8, vfid)
__field(u16, code)
__string(pciname, pci_name(hdev->pdev))
__string(devname, &hdev->vport[0].nic.kinfo.netdev->name)
__array(u32, mbx_data, PF_SEND_MBX_LEN)
),
TP_fast_assign(
__entry->vfid = req->dest_vfid;
__entry->code = req->msg.code;
__assign_str(pciname, pci_name(hdev->pdev));
__assign_str(devname, &hdev->vport[0].nic.kinfo.netdev->name);
memcpy(__entry->mbx_data, req,
sizeof(struct hclge_mbx_pf_to_vf_cmd));
),
TP_printk(
"%s %s vfid:%u code:%u data:%s",
__get_str(pciname), __get_str(devname), __entry->vfid,
__entry->code,
__print_array(__entry->mbx_data, PF_SEND_MBX_LEN, sizeof(u32))
)
);
#endif /* _HCLGE_TRACE_H_ */
/* This must be outside ifdef _HCLGE_TRACE_H */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE hclge_trace
#include <trace/define_trace.h>

1
drivers/net/ethernet/hisilicon/hns3/hns3vf/Makefile
View File

@ -4,6 +4,7 @@
#
ccflags-y := -I $(srctree)/drivers/net/ethernet/hisilicon/hns3
ccflags-y += -I $(srctree)/$(src)
obj-$(CONFIG_HNS3_HCLGEVF) += hclgevf.o
hclgevf-objs = hclgevf_main.o hclgevf_cmd.o hclgevf_mbx.o

7
drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_mbx.c
View File

@ -5,6 +5,9 @@
#include "hclgevf_main.h"
#include "hnae3.h"
#define CREATE_TRACE_POINTS
#include "hclgevf_trace.h"
static int hclgevf_resp_to_errno(u16 resp_code)
{
return resp_code ? -resp_code : 0;
@ -106,6 +109,8 @@ int hclgevf_send_mbx_msg(struct hclgevf_dev *hdev,
memcpy(&req->msg, send_msg, sizeof(struct hclge_vf_to_pf_msg));
trace_hclge_vf_mbx_send(hdev, req);
/* synchronous send */
if (need_resp) {
mutex_lock(&hdev->mbx_resp.mbx_mutex);
@ -179,6 +184,8 @@ void hclgevf_mbx_handler(struct hclgevf_dev *hdev)
continue;
}
trace_hclge_vf_mbx_get(hdev, req);
/* synchronous messages are time critical and need preferential
* treatment. Therefore, we need to acknowledge all the sync
* responses as quickly as possible so that waiting tasks do not

87
drivers/net/ethernet/hisilicon/hns3/hns3vf/hclgevf_trace.h Normal file
View File

@ -0,0 +1,87 @@
/* SPDX-License-Identifier: GPL-2.0+ */
/* Copyright (c) 2018-2019 Hisilicon Limited. */
/* This must be outside ifdef _HCLGEVF_TRACE_H */
#undef TRACE_SYSTEM
#define TRACE_SYSTEM hns3
#if !defined(_HCLGEVF_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
#define _HCLGEVF_TRACE_H_
#include <linux/tracepoint.h>
#define VF_GET_MBX_LEN (sizeof(struct hclge_mbx_pf_to_vf_cmd) / sizeof(u32))
#define VF_SEND_MBX_LEN (sizeof(struct hclge_mbx_vf_to_pf_cmd) / sizeof(u32))
TRACE_EVENT(hclge_vf_mbx_get,
TP_PROTO(
struct hclgevf_dev *hdev,
struct hclge_mbx_pf_to_vf_cmd *req),
TP_ARGS(hdev, req),
TP_STRUCT__entry(
__field(u8, vfid)
__field(u16, code)
__string(pciname, pci_name(hdev->pdev))
__string(devname, &hdev->nic.kinfo.netdev->name)
__array(u32, mbx_data, VF_GET_MBX_LEN)
),
TP_fast_assign(
__entry->vfid = req->dest_vfid;
__entry->code = req->msg.code;
__assign_str(pciname, pci_name(hdev->pdev));
__assign_str(devname, &hdev->nic.kinfo.netdev->name);
memcpy(__entry->mbx_data, req,
sizeof(struct hclge_mbx_pf_to_vf_cmd));
),
TP_printk(
"%s %s vfid:%u code:%u data:%s",
__get_str(pciname), __get_str(devname), __entry->vfid,
__entry->code,
__print_array(__entry->mbx_data, VF_GET_MBX_LEN, sizeof(u32))
)
);
TRACE_EVENT(hclge_vf_mbx_send,
TP_PROTO(
struct hclgevf_dev *hdev,
struct hclge_mbx_vf_to_pf_cmd *req),
TP_ARGS(hdev, req),
TP_STRUCT__entry(
__field(u8, vfid)
__field(u8, code)
__field(u8, subcode)
__string(pciname, pci_name(hdev->pdev))
__string(devname, &hdev->nic.kinfo.netdev->name)
__array(u32, mbx_data, VF_SEND_MBX_LEN)
),
TP_fast_assign(
__entry->vfid = req->mbx_src_vfid;
__entry->code = req->msg.code;
__entry->subcode = req->msg.subcode;
__assign_str(pciname, pci_name(hdev->pdev));
__assign_str(devname, &hdev->nic.kinfo.netdev->name);
memcpy(__entry->mbx_data, req,
sizeof(struct hclge_mbx_vf_to_pf_cmd));
),
TP_printk(
"%s %s vfid:%u code:%u subcode:%u data:%s",
__get_str(pciname), __get_str(devname), __entry->vfid,
__entry->code, __entry->subcode,
__print_array(__entry->mbx_data, VF_SEND_MBX_LEN, sizeof(u32))
)
);
#endif /* _HCLGEVF_TRACE_H_ */
/* This must be outside ifdef _HCLGEVF_TRACE_H */
#undef TRACE_INCLUDE_PATH
#define TRACE_INCLUDE_PATH .
#undef TRACE_INCLUDE_FILE
#define TRACE_INCLUDE_FILE hclgevf_trace
#include <trace/define_trace.h>