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6f2fc8584a
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) <rmk+kernel@armlinux.org.uk> Signed-off-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <florian.fainelli@broadcom.com> Signed-off-by: Oleksij Rempel <o.rempel@pengutronix.de> Link: https://lore.kernel.org/r/20240302195306.3207716-2-o.rempel@pengutronix.de Signed-off-by: Jakub Kicinski <kuba@kernel.org>
39 lines
862 B
C
39 lines
862 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef _EEE_H
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#define _EEE_H
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#include <linux/types.h>
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struct eee_config {
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u32 tx_lpi_timer;
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bool tx_lpi_enabled;
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bool eee_enabled;
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};
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static inline bool eeecfg_mac_can_tx_lpi(const struct eee_config *eeecfg)
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{
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/* eee_enabled is the master on/off */
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if (!eeecfg->eee_enabled || !eeecfg->tx_lpi_enabled)
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return false;
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return true;
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}
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static inline void eeecfg_to_eee(struct ethtool_keee *eee,
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const struct eee_config *eeecfg)
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{
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eee->tx_lpi_timer = eeecfg->tx_lpi_timer;
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eee->tx_lpi_enabled = eeecfg->tx_lpi_enabled;
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eee->eee_enabled = eeecfg->eee_enabled;
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}
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static inline void eee_to_eeecfg(struct eee_config *eeecfg,
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const struct ethtool_keee *eee)
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{
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eeecfg->tx_lpi_timer = eee->tx_lpi_timer;
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eeecfg->tx_lpi_enabled = eee->tx_lpi_enabled;
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eeecfg->eee_enabled = eee->eee_enabled;
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}
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#endif
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