[PATCH net-next v5 1/8] net: add helpers for EEE configuration
From: Oleksij Rempel <o.rempel@pengutronix.de>
Date: 2024-02-21 06:21:23
Also in:
lkml
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Russell King <redacted> Add helpers that phylib and phylink can use to manage EEE configuration and determine whether the MAC should be permitted to use LPI based on that configuration. Signed-off-by: Russell King (Oracle) <redacted> Signed-off-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> --- include/net/eee.h | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) create mode 100644 include/net/eee.h
diff --git a/include/net/eee.h b/include/net/eee.h
new file mode 100644
index 000000000000..1232658b32f4
--- /dev/null
+++ b/include/net/eee.h@@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +#ifndef _EEE_H +#define _EEE_H + +#include <linux/types.h> + +struct eee_config { + u32 tx_lpi_timer; + bool tx_lpi_enabled; + bool eee_enabled; +}; + +static inline bool eeecfg_mac_can_tx_lpi(const struct eee_config *eeecfg) +{ + /* eee_enabled is the master on/off */ + if (!eeecfg->eee_enabled || !eeecfg->tx_lpi_enabled) + return false; + + return true; +} + +static inline void eeecfg_to_eee(const struct eee_config *eeecfg, + struct ethtool_keee *eee) +{ + eee->tx_lpi_timer = eeecfg->tx_lpi_timer; + eee->tx_lpi_enabled = eeecfg->tx_lpi_enabled; + eee->eee_enabled = eeecfg->eee_enabled; +} + +static inline void eee_to_eeecfg(const struct ethtool_keee *eee, + struct eee_config *eeecfg) +{ + eeecfg->tx_lpi_timer = eee->tx_lpi_timer; + eeecfg->tx_lpi_enabled = eee->tx_lpi_enabled; + eeecfg->eee_enabled = eee->eee_enabled; +} + +#endif
--
2.39.2