On Thu, Jun 13, 2019 at 04:32:25AM +0000, Parav Pandit wrote:
>
>
> > -----Original Message-----
> > From: Leon Romanovsky <leon@xxxxxxxxxx>
> > Sent: Wednesday, June 12, 2019 5:50 PM
> > To: Doug Ledford <dledford@xxxxxxxxxx>; Jason Gunthorpe
> > <jgg@xxxxxxxxxxxx>
> > Cc: Leon Romanovsky <leonro@xxxxxxxxxxxx>; RDMA mailing list <linux-
> > rdma@xxxxxxxxxxxxxxx>; Maor Gottlieb <maorg@xxxxxxxxxxxx>; Mark Bloch
> > <markb@xxxxxxxxxxxx>; Parav Pandit <parav@xxxxxxxxxxxx>; Petr Vorel
> > <pvorel@xxxxxxx>; Saeed Mahameed <saeedm@xxxxxxxxxxxx>; linux-
> > netdev <netdev@xxxxxxxxxxxxxxx>; Jiri Pirko <jiri@xxxxxxxxxxxx>
> > Subject: [PATCH mlx5-next v1 1/4] net/mlx5: Declare more strictly devlink
> > encap mode
> >
> > From: Leon Romanovsky <leonro@xxxxxxxxxxxx>
> >
> > Devlink has UAPI declaration for encap mode, so there is no need to be
> > loose on the data get/set by drivers.
> >
> > Update call sites to use enum devlink_eswitch_encap_mode instead of plain
> > u8.
> >
> > Suggested-by: Parav Pandit <parav@xxxxxxxxxxxx>
> > Signed-off-by: Leon Romanovsky <leonro@xxxxxxxxxxxx>
> > ---
> > drivers/net/ethernet/mellanox/mlx5/core/eswitch.h | 8 +++++---
> > .../net/ethernet/mellanox/mlx5/core/eswitch_offloads.c | 6 ++++--
> > include/net/devlink.h | 6 ++++--
> > net/core/devlink.c | 6 ++++--
> > 4 files changed, 17 insertions(+), 9 deletions(-)
> >
> > diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
> > b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
> > index ed3fad689ec9..e264dfc64a6e 100644
> > --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
> > +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.h
> > @@ -175,7 +175,7 @@ struct mlx5_esw_offload {
> > DECLARE_HASHTABLE(mod_hdr_tbl, 8);
> > u8 inline_mode;
> > u64 num_flows;
> > - u8 encap;
> > + enum devlink_eswitch_encap_mode encap;
> > };
> >
> > /* E-Switch MC FDB table hash node */
> > @@ -356,9 +356,11 @@ int mlx5_devlink_eswitch_inline_mode_set(struct
> > devlink *devlink, u8 mode,
> > struct netlink_ext_ack *extack);
> > int mlx5_devlink_eswitch_inline_mode_get(struct devlink *devlink, u8
> > *mode); int mlx5_eswitch_inline_mode_get(struct mlx5_eswitch *esw, int
> > nvfs, u8 *mode); -int mlx5_devlink_eswitch_encap_mode_set(struct devlink
> > *devlink, u8 encap,
> > +int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink,
> > + enum devlink_eswitch_encap_mode
> > encap,
> > struct netlink_ext_ack *extack);
> > -int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink, u8
> > *encap);
> > +int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink,
> > + enum devlink_eswitch_encap_mode
> > *encap);
> > void *mlx5_eswitch_get_uplink_priv(struct mlx5_eswitch *esw, u8
> > rep_type);
> >
> > int mlx5_eswitch_add_vlan_action(struct mlx5_eswitch *esw, diff --git
> > a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > index e09ae27485ee..f1571163143d 100644
> > --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c
> > @@ -2137,7 +2137,8 @@ int mlx5_eswitch_inline_mode_get(struct
> > mlx5_eswitch *esw, int nvfs, u8 *mode)
> > return 0;
> > }
> >
> > -int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink, u8
> > encap,
> > +int mlx5_devlink_eswitch_encap_mode_set(struct devlink *devlink,
> > + enum devlink_eswitch_encap_mode
> > encap,
> > struct netlink_ext_ack *extack)
> > {
> > struct mlx5_core_dev *dev = devlink_priv(devlink); @@ -2186,7
> > +2187,8 @@ int mlx5_devlink_eswitch_encap_mode_set(struct devlink
> > *devlink, u8 encap,
> > return err;
> > }
> >
> > -int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink, u8
> > *encap)
> > +int mlx5_devlink_eswitch_encap_mode_get(struct devlink *devlink,
> > + enum devlink_eswitch_encap_mode
> > *encap)
> > {
> > struct mlx5_core_dev *dev = devlink_priv(devlink);
> > struct mlx5_eswitch *esw = dev->priv.eswitch; diff --git
> > a/include/net/devlink.h b/include/net/devlink.h index
> > 1c4adfb4195a..7a34fc586def 100644
> > --- a/include/net/devlink.h
> > +++ b/include/net/devlink.h
> > @@ -530,8 +530,10 @@ struct devlink_ops {
> > int (*eswitch_inline_mode_get)(struct devlink *devlink, u8
> > *p_inline_mode);
> > int (*eswitch_inline_mode_set)(struct devlink *devlink, u8
> > inline_mode,
> > struct netlink_ext_ack *extack);
> > - int (*eswitch_encap_mode_get)(struct devlink *devlink, u8
> > *p_encap_mode);
> > - int (*eswitch_encap_mode_set)(struct devlink *devlink, u8
> > encap_mode,
> > + int (*eswitch_encap_mode_get)(struct devlink *devlink,
> > + enum devlink_eswitch_encap_mode
> > *p_encap_mode);
> > + int (*eswitch_encap_mode_set)(struct devlink *devlink,
> > + enum devlink_eswitch_encap_mode
> > encap_mode,
> > struct netlink_ext_ack *extack);
> > int (*info_get)(struct devlink *devlink, struct devlink_info_req *req,
> > struct netlink_ext_ack *extack);
> > diff --git a/net/core/devlink.c b/net/core/devlink.c index
> > d43bc52b8840..47ae69363b07 100644
> > --- a/net/core/devlink.c
> > +++ b/net/core/devlink.c
> > @@ -1552,7 +1552,8 @@ static int devlink_nl_eswitch_fill(struct sk_buff
> > *msg, struct devlink *devlink,
> > u32 seq, int flags)
> > {
> > const struct devlink_ops *ops = devlink->ops;
> > - u8 inline_mode, encap_mode;
> > + enum devlink_eswitch_encap_mode encap_mode;
> > + u8 inline_mode;
> > void *hdr;
> > int err = 0;
> > u16 mode;
> > @@ -1628,7 +1629,8 @@ static int devlink_nl_cmd_eswitch_set_doit(struct
> > sk_buff *skb, {
> > struct devlink *devlink = info->user_ptr[0];
> > const struct devlink_ops *ops = devlink->ops;
> > - u8 inline_mode, encap_mode;
> > + enum devlink_eswitch_encap_mode encap_mode;
> > + u8 inline_mode;
> > int err = 0;
> > u16 mode;
> >
> > --
> > 2.20.1
>
> Netdev follows reverse Christmas tree, but otherwise,
It was before this patch, if Jiri is ok with that, I'll change this
"const struct devlink_ops *ops = devlink->ops;" line while I'll apply
this patchset to mlx5-net. If not, I'll leave it as is.
> Reviewed-by: Parav Pandit <parav@xxxxxxxxxxxx>
Thanks
>
