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| author | Russell King (Oracle) <rmk+kernel@armlinux.org.uk> | 2023-10-16 17:42:53 +0200 |
|---|---|---|
| committer | Jakub Kicinski <kuba@kernel.org> | 2023-10-18 02:51:02 +0200 |
| commit | b6f9774719e5601b32f47021b40fee446b356490 (patch) | |
| tree | d7fc3f5748e9e1b09d3c8cc3bffb8781168102b6 /include/linux/phylink.h | |
| parent | eth: bnxt: fix backward compatibility with older devices (diff) | |
| download | linux-b6f9774719e5601b32f47021b40fee446b356490.tar.xz linux-b6f9774719e5601b32f47021b40fee446b356490.zip | |
net: phylink: provide mac_get_caps() method
Provide a new method, mac_get_caps() to get the MAC capabilities for
the specified interface mode. This is for MACs which have special
requirements, such as not supporting half-duplex in certain interface
modes, and will replace the validate() method.
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
Link: https://lore.kernel.org/r/E1qsPk5-009wiX-G5@rmk-PC.armlinux.org.uk
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | include/linux/phylink.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/include/linux/phylink.h b/include/linux/phylink.h index 2b886ea654bb..0798198a09ef 100644 --- a/include/linux/phylink.h +++ b/include/linux/phylink.h @@ -228,6 +228,7 @@ void phylink_limit_mac_speed(struct phylink_config *config, u32 max_speed); /** * struct phylink_mac_ops - MAC operations structure. * @validate: Validate and update the link configuration. + * @mac_get_caps: Get MAC capabilities for interface mode. * @mac_select_pcs: Select a PCS for the interface mode. * @mac_prepare: prepare for a major reconfiguration of the interface. * @mac_config: configure the MAC for the selected mode and state. @@ -241,6 +242,8 @@ struct phylink_mac_ops { void (*validate)(struct phylink_config *config, unsigned long *supported, struct phylink_link_state *state); + unsigned long (*mac_get_caps)(struct phylink_config *config, + phy_interface_t interface); struct phylink_pcs *(*mac_select_pcs)(struct phylink_config *config, phy_interface_t interface); int (*mac_prepare)(struct phylink_config *config, unsigned int mode, @@ -293,6 +296,18 @@ struct phylink_mac_ops { void validate(struct phylink_config *config, unsigned long *supported, struct phylink_link_state *state); /** + * mac_get_caps: Get MAC capabilities for interface mode. + * @config: a pointer to a &struct phylink_config. + * @interface: PHY interface mode. + * + * Optional method. When not provided, config->mac_capabilities will be used. + * When implemented, this returns the MAC capabilities for the specified + * interface mode where there is some special handling required by the MAC + * driver (e.g. not supporting half-duplex in certain interface modes.) + */ +unsigned long mac_get_caps(struct phylink_config *config, + phy_interface_t interface); +/** * mac_select_pcs: Select a PCS for the interface mode. * @config: a pointer to a &struct phylink_config. * @interface: PHY interface mode for PCS |