Commit 54289aad authored by Ionut-robert Aron's avatar Ionut-robert Aron Committed by Greg Kroah-Hartman
Browse files

staging: dpaa2-switch: export the 'no buffer' counter in ethtool 



Export the DPSW_CNT_ING_NO_BUFFER_DISCARD counter in ethtool for each
switch interface. This is useful for debugging purposes.

Signed-off-by: default avatarIonut-robert Aron <ionut-robert.aron@nxp.com>
Signed-off-by: default avatarIoana Ciornei <ioana.ciornei@nxp.com>
Link: https://lore.kernel.org/r/20201119165017.806696-2-ciorneiioana@gmail.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 8a3f7b96

drivers/staging/fsl-dpaa2/ethsw/dpsw-cmd.h

+5 −3
Original line number Diff line number Diff line 
/* SPDX-License-Identifier: GPL-2.0 */

/*

 * Copyright 2014-2016 Freescale Semiconductor Inc.

 * Copyright 2017-2018 NXP

 * Copyright 2017-2020 NXP

 *

 */
@@ -10,12 +10,14 @@ 


/* DPSW Version */

#define DPSW_VER_MAJOR		8

#define DPSW_VER_MINOR		1

#define DPSW_VER_MINOR		5



#define DPSW_CMD_BASE_VERSION	1

#define DPSW_CMD_VERSION_2	2

#define DPSW_CMD_ID_OFFSET	4



#define DPSW_CMD_ID(id)	(((id) << DPSW_CMD_ID_OFFSET) | DPSW_CMD_BASE_VERSION)

#define DPSW_CMD_V2(id) (((id) << DPSW_CMD_ID_OFFSET) | DPSW_CMD_VERSION_2)



/* Command IDs */

#define DPSW_CMDID_CLOSE                    DPSW_CMD_ID(0x800)
@@ -38,7 +40,7 @@ 
#define DPSW_CMDID_IF_SET_TCI               DPSW_CMD_ID(0x030)

#define DPSW_CMDID_IF_SET_STP               DPSW_CMD_ID(0x031)



#define DPSW_CMDID_IF_GET_COUNTER           DPSW_CMD_ID(0x034)

#define DPSW_CMDID_IF_GET_COUNTER           DPSW_CMD_V2(0x034)



#define DPSW_CMDID_IF_ENABLE                DPSW_CMD_ID(0x03D)

#define DPSW_CMDID_IF_DISABLE               DPSW_CMD_ID(0x03E)

drivers/staging/fsl-dpaa2/ethsw/dpsw.h

+4 −2
Original line number Diff line number Diff line
@@ -334,9 +334,10 @@ enum dpsw_accepted_frames { 
 * @DPSW_CNT_ING_BCAST_FRAME: Counts ingress broadcast frames

 * @DPSW_CNT_ING_BCAST_BYTES: Counts ingress broadcast bytes

 * @DPSW_CNT_EGR_FRAME: Counts egress frames

 * @DPSW_CNT_EGR_BYTE: Counts eEgress bytes

 * @DPSW_CNT_EGR_BYTE: Counts egress bytes

 * @DPSW_CNT_EGR_FRAME_DISCARD: Counts discarded egress frames

 * @DPSW_CNT_EGR_STP_FRAME_DISCARD: Counts egress STP discarded frames

 * @DPSW_CNT_ING_NO_BUFF_DISCARD: Counts ingress no buffer discarded frames

 */

enum dpsw_counter {

	DPSW_CNT_ING_FRAME = 0x0,
@@ -350,7 +351,8 @@ enum dpsw_counter { 
	DPSW_CNT_EGR_FRAME = 0x8,

	DPSW_CNT_EGR_BYTE = 0x9,

	DPSW_CNT_EGR_FRAME_DISCARD = 0xa,

	DPSW_CNT_EGR_STP_FRAME_DISCARD = 0xb

	DPSW_CNT_EGR_STP_FRAME_DISCARD = 0xb,

	DPSW_CNT_ING_NO_BUFF_DISCARD = 0xc,

};



int dpsw_if_get_counter(struct fsl_mc_io *mc_io,

drivers/staging/fsl-dpaa2/ethsw/ethsw-ethtool.c

+1 −1
Original line number Diff line number Diff line
@@ -24,7 +24,7 @@ static struct { 
	{DPSW_CNT_EGR_FRAME,		"tx frames"},

	{DPSW_CNT_EGR_BYTE,		"tx bytes"},

	{DPSW_CNT_EGR_FRAME_DISCARD,	"tx discarded frames"},



	{DPSW_CNT_ING_NO_BUFF_DISCARD,	"rx discarded no buffer frames"},

};



#define DPAA2_SWITCH_NUM_COUNTERS	ARRAY_SIZE(dpaa2_switch_ethtool_counters)