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net: sfp: add mandatory attach/detach methods for sfp buses

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Add attach and detach methods for SFP buses, which will allow us to get
rid of the netdev storage in sfp-bus.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Russell King
2019-05-28 10:57:34 +01:00
committed by David S. Miller
parent cdea04c246
commit 320587e6ea
3 changed files with 24 additions and 2 deletions
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6
include/linux/sfp.h
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@@ -469,6 +469,10 @@ struct sfp_bus;
/**
* struct sfp_upstream_ops - upstream operations structure
* @attach: called when the sfp socket driver is bound to the upstream
* (mandatory).
* @detach: called when the sfp socket driver is unbound from the upstream
* (mandatory).
* @module_insert: called after a module has been detected to determine
* whether the module is supported for the upstream device.
* @module_remove: called after the module has been removed.
@@ -481,6 +485,8 @@ struct sfp_bus;
* been removed.
*/
struct sfp_upstream_ops {
void (*attach)(void *priv, struct sfp_bus *bus);
void (*detach)(void *priv, struct sfp_bus *bus);
int (*module_insert)(void *priv, const struct sfp_eeprom_id *id);
void (*module_remove)(void *priv);
void (*link_down)(void *priv);