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Date: Sun, 27 Nov 2022 18:17:04 +0200 From: Ido Schimmel <idosch@...dia.com> To: Vincent Mailhol <mailhol.vincent@...adoo.fr> Cc: Jiri Pirko <jiri@...dia.com>, netdev@...r.kernel.org, Jakub Kicinski <kuba@...nel.org>, "David S . Miller" <davem@...emloft.net>, Eric Dumazet <edumazet@...gle.com>, Paolo Abeni <pabeni@...hat.com>, linux-kernel@...r.kernel.org, Boris Brezillon <bbrezillon@...nel.org>, Arnaud Ebalard <arno@...isbad.org>, Srujana Challa <schalla@...vell.com>, Kurt Kanzenbach <kurt@...utronix.de>, Andrew Lunn <andrew@...n.ch>, Florian Fainelli <f.fainelli@...il.com>, Vladimir Oltean <olteanv@...il.com>, Michael Chan <michael.chan@...adcom.com>, Ioana Ciornei <ioana.ciornei@....com>, Dimitris Michailidis <dmichail@...gible.com>, Yisen Zhuang <yisen.zhuang@...wei.com>, Salil Mehta <salil.mehta@...wei.com>, Jesse Brandeburg <jesse.brandeburg@...el.com>, Tony Nguyen <anthony.l.nguyen@...el.com>, Sunil Goutham <sgoutham@...vell.com>, Linu Cherian <lcherian@...vell.com>, Geetha sowjanya <gakula@...vell.com>, Jerin Jacob <jerinj@...vell.com>, hariprasad <hkelam@...vell.com>, Subbaraya Sundeep <sbhatta@...vell.com>, Taras Chornyi <tchornyi@...vell.com>, Saeed Mahameed <saeedm@...dia.com>, Leon Romanovsky <leon@...nel.org>, Petr Machata <petrm@...dia.com>, Simon Horman <simon.horman@...igine.com>, Shannon Nelson <snelson@...sando.io>, drivers@...sando.io, Ariel Elior <aelior@...vell.com>, Manish Chopra <manishc@...vell.com>, Jonathan Lemon <jonathan.lemon@...il.com>, Vadim Fedorenko <vadfed@...com>, Richard Cochran <richardcochran@...il.com>, Vadim Pasternak <vadimp@...lanox.com>, Shalom Toledo <shalomt@...lanox.com>, linux-crypto@...r.kernel.org, intel-wired-lan@...ts.osuosl.org, linux-rdma@...r.kernel.org, oss-drivers@...igine.com, Jiri Pirko <jiri@...lanox.com>, Herbert Xu <herbert@...dor.apana.org.au>, Hao Chen <chenhao288@...ilicon.com>, Guangbin Huang <huangguangbin2@...wei.com>, Minghao Chi <chi.minghao@....com.cn>, Shijith Thotton <sthotton@...vell.com>, Ido Schimmel <idosch@...lanox.com> Subject: Re: [PATCH net-next v3 2/5] mlxsw: core: fix mlxsw_devlink_info_get() to correctly report driver name On Sun, Nov 27, 2022 at 10:09:16PM +0900, Vincent Mailhol wrote: > Currently, mlxsw_devlink_info_get() reports the device_kind. The > device_kind is not necessarily the same as the device_name. For > example, the mlxsw_i2c implementation sets up the device_kind as > ic2_client::name in [1] which indicates the type of the device s/ic2/i2c/ > (e.g. chip name). > > Fix it so that it correctly reports the driver name. > > [1] mlxsw_i2c_probe() from drivers/net/ethernet/mellanox/mlxsw/i2c.c > Link: https://elixir.bootlin.com/linux/v6.1-rc1/source/drivers/net/ethernet/mellanox/mlxsw/i2c.c#L714 Same comment as before. Before the series: # devlink dev info i2c/2-0048 | grep driver driver mlxsw_minimal After the series: # devlink dev info i2c/2-0048 | grep driver driver mlxsw_minimal > > Fixes: a9c8336f6544 ("mlxsw: core: Add support for devlink info command") > CC: Shalom Toledo <shalomt@...lanox.com> > CC: Ido Schimmel <idosch@...lanox.com> > CC: Vadim Pasternak <vadimp@...lanox.com> > Signed-off-by: Vincent Mailhol <mailhol.vincent@...adoo.fr> > --- > drivers/net/ethernet/mellanox/mlxsw/core.c | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) > > diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c > index a83f6bc30072..d8b1bb03cdb0 100644 > --- a/drivers/net/ethernet/mellanox/mlxsw/core.c > +++ b/drivers/net/ethernet/mellanox/mlxsw/core.c > @@ -1453,6 +1453,7 @@ mlxsw_devlink_info_get(struct devlink *devlink, struct devlink_info_req *req, > struct netlink_ext_ack *extack) > { > struct mlxsw_core *mlxsw_core = devlink_priv(devlink); > + struct device *dev = mlxsw_core->bus_info->dev; > char fw_info_psid[MLXSW_REG_MGIR_FW_INFO_PSID_SIZE]; > u32 hw_rev, fw_major, fw_minor, fw_sub_minor; > char mgir_pl[MLXSW_REG_MGIR_LEN]; > @@ -1460,7 +1461,7 @@ mlxsw_devlink_info_get(struct devlink *devlink, struct devlink_info_req *req, > int err; > > err = devlink_info_driver_name_put(req, > - mlxsw_core->bus_info->device_kind); > + dev_driver_string(dev->parent)); > if (err) > return err; > > -- > 2.37.4 >
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