Message ID | 20241030-feature_poe_port_prio-v2-6-9559622ee47a@bootlin.com (mailing list archive) |
---|---|
State | RFC |
Delegated to: | Netdev Maintainers |
Headers | show |
Series | Add support for PSE port priority | expand |
On Wed, Oct 30, 2024 at 05:53:08PM +0100, Kory Maincent wrote: > From: Kory Maincent (Dent Project) <kory.maincent@bootlin.com> > > Add functionality to report the newly introduced PSE device index to > the user, enabling better identification and management of PSE devices. > > Signed-off-by: Kory Maincent <kory.maincent@bootlin.com> Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
On Wed, Oct 30, 2024 at 05:53:08PM +0100, Kory Maincent wrote: > From: Kory Maincent (Dent Project) <kory.maincent@bootlin.com> > > Add functionality to report the newly introduced PSE device index to > the user, enabling better identification and management of PSE devices. > > Signed-off-by: Kory Maincent <kory.maincent@bootlin.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Andrew
On Wed, Oct 30, 2024 at 05:53:08PM +0100, Kory Maincent wrote: > From: Kory Maincent (Dent Project) <kory.maincent@bootlin.com> > > Add functionality to report the newly introduced PSE device index to > the user, enabling better identification and management of PSE devices. > > Signed-off-by: Kory Maincent <kory.maincent@bootlin.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Andrew
diff --git a/Documentation/networking/ethtool-netlink.rst b/Documentation/networking/ethtool-netlink.rst index b25926071ece..bd7173d1fa4d 100644 --- a/Documentation/networking/ethtool-netlink.rst +++ b/Documentation/networking/ethtool-netlink.rst @@ -1766,6 +1766,7 @@ Kernel response contents: limit of the PoE PSE. ``ETHTOOL_A_C33_PSE_PW_LIMIT_RANGES`` nested Supported power limit configuration ranges. + ``ETHTOOL_A_PSE_ID`` u32 Index of the PSE ========================================== ====== ============================= When set, the optional ``ETHTOOL_A_PODL_PSE_ADMIN_STATE`` attribute identifies @@ -1839,6 +1840,9 @@ identifies the C33 PSE power limit ranges through If the controller works with fixed classes, the min and max values will be equal. +The ``ETHTOOL_A_PSE_ID`` attribute identifies the index of the PSE +controller. + PSE_SET ======= diff --git a/include/uapi/linux/ethtool_netlink.h b/include/uapi/linux/ethtool_netlink.h index 283305f6b063..9a4c293a9a82 100644 --- a/include/uapi/linux/ethtool_netlink.h +++ b/include/uapi/linux/ethtool_netlink.h @@ -970,6 +970,7 @@ enum { ETHTOOL_A_C33_PSE_EXT_SUBSTATE, /* u32 */ ETHTOOL_A_C33_PSE_AVAIL_PW_LIMIT, /* u32 */ ETHTOOL_A_C33_PSE_PW_LIMIT_RANGES, /* nest - _C33_PSE_PW_LIMIT_* */ + ETHTOOL_A_PSE_ID, /* u32 */ /* add new constants above here */ __ETHTOOL_A_PSE_CNT, diff --git a/net/ethtool/pse-pd.c b/net/ethtool/pse-pd.c index a0705edca22a..5edb8b0a669e 100644 --- a/net/ethtool/pse-pd.c +++ b/net/ethtool/pse-pd.c @@ -83,6 +83,7 @@ static int pse_reply_size(const struct ethnl_req_info *req_base, const struct pse_control_status *st = &data->status; int len = 0; + len += nla_total_size(sizeof(u32)); /* _PSE_ID */ if (st->podl_admin_state > 0) len += nla_total_size(sizeof(u32)); /* _PODL_PSE_ADMIN_STATE */ if (st->podl_pw_status > 0) @@ -148,6 +149,9 @@ static int pse_fill_reply(struct sk_buff *skb, const struct pse_reply_data *data = PSE_REPDATA(reply_base); const struct pse_control_status *st = &data->status; + if (nla_put_u32(skb, ETHTOOL_A_PSE_ID, st->pse_id)) + return -EMSGSIZE; + if (st->podl_admin_state > 0 && nla_put_u32(skb, ETHTOOL_A_PODL_PSE_ADMIN_STATE, st->podl_admin_state))