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Diffstat (limited to 'include/linux/phylink.h')
-rw-r--r--include/linux/phylink.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/phylink.h b/include/linux/phylink.h
index 5c01048860c4..4b7a20620b49 100644
--- a/include/linux/phylink.h
+++ b/include/linux/phylink.h
@@ -393,6 +393,8 @@ struct phylink_pcs_ops;
/**
* struct phylink_pcs - PHYLINK PCS instance
+ * @supported_interfaces: describing which PHY_INTERFACE_MODE_xxx
+ * are supported by this PCS.
* @ops: a pointer to the &struct phylink_pcs_ops structure
* @phylink: pointer to &struct phylink_config
* @neg_mode: provide PCS neg mode via "mode" argument
@@ -409,6 +411,7 @@ struct phylink_pcs_ops;
* the PCS driver.
*/
struct phylink_pcs {
+ DECLARE_PHY_INTERFACE_MASK(supported_interfaces);
const struct phylink_pcs_ops *ops;
struct phylink *phylink;
bool neg_mode;
@@ -419,6 +422,7 @@ struct phylink_pcs {
/**
* struct phylink_pcs_ops - MAC PCS operations structure.
* @pcs_validate: validate the link configuration.
+ * @pcs_inband_caps: query inband support for interface mode.
* @pcs_enable: enable the PCS.
* @pcs_disable: disable the PCS.
* @pcs_pre_config: pre-mac_config method (for errata)
@@ -434,6 +438,8 @@ struct phylink_pcs {
struct phylink_pcs_ops {
int (*pcs_validate)(struct phylink_pcs *pcs, unsigned long *supported,
const struct phylink_link_state *state);
+ unsigned int (*pcs_inband_caps)(struct phylink_pcs *pcs,
+ phy_interface_t interface);
int (*pcs_enable)(struct phylink_pcs *pcs);
void (*pcs_disable)(struct phylink_pcs *pcs);
void (*pcs_pre_config)(struct phylink_pcs *pcs,
@@ -471,6 +477,20 @@ int pcs_validate(struct phylink_pcs *pcs, unsigned long *supported,
const struct phylink_link_state *state);
/**
+ * pcs_inband_caps - query PCS in-band capabilities for interface mode.
+ * @pcs: a pointer to a &struct phylink_pcs.
+ * @interface: interface mode to be queried
+ *
+ * Returns zero if it is unknown what in-band signalling is supported by the
+ * PHY (e.g. because the PHY driver doesn't implement the method.) Otherwise,
+ * returns a bit mask of the LINK_INBAND_* values from
+ * &enum link_inband_signalling to describe which inband modes are supported
+ * for this interface mode.
+ */
+unsigned int pcs_inband_caps(struct phylink_pcs *pcs,
+ phy_interface_t interface);
+
+/**
* pcs_enable() - enable the PCS.
* @pcs: a pointer to a &struct phylink_pcs.
*/