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net: ethtool: Add new power limit get and set features

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This patch expands the status information provided by ethtool for PSE c33
with available power limit and available power limit ranges. It also adds
a call to pse_ethtool_set_pw_limit() to configure the PSE control power
limit.

Reviewed-by: Oleksij Rempel <o.rempel@pengutronix.de>
Signed-off-by: Kory Maincent <kory.maincent@bootlin.com>
Link: https://patch.msgid.link/20240704-feature_poe_power_cap-v6-5-320003204264@bootlin.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Kory Maincent (Dent Project)
2024-07-04 10:12:00 +02:00
committed by Jakub Kicinski
parent 4a83abcef5
commit 30d7b67277
4 changed files with 142 additions and 26 deletions
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include/uapi/linux/ethtool_netlink.h
+8
View File
@@ -930,6 +930,12 @@ enum {
};
/* Power Sourcing Equipment */
enum {
ETHTOOL_A_C33_PSE_PW_LIMIT_UNSPEC,
ETHTOOL_A_C33_PSE_PW_LIMIT_MIN, /* u32 */
ETHTOOL_A_C33_PSE_PW_LIMIT_MAX, /* u32 */
};
enum {
ETHTOOL_A_PSE_UNSPEC,
ETHTOOL_A_PSE_HEADER, /* nest - _A_HEADER_* */
@@ -943,6 +949,8 @@ enum {
ETHTOOL_A_C33_PSE_ACTUAL_PW, /* u32 */
ETHTOOL_A_C33_PSE_EXT_STATE, /* u32 */
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_* */
/* add new constants above here */
__ETHTOOL_A_PSE_CNT,