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-rw-r--r--include/linux/ethtool.h30
1 files changed, 29 insertions, 1 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index ead7dcb..c04d131 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -663,6 +663,22 @@ struct ethtool_rx_ntuple_list {
unsigned int count;
};
+/**
+ * enum ethtool_phys_id_state - indicator state for physical identification
+ * @ETHTOOL_ID_INACTIVE: Physical ID indicator should be deactivated
+ * @ETHTOOL_ID_ACTIVE: Physical ID indicator should be activated
+ * @ETHTOOL_ID_ON: LED should be turned on (used iff %ETHTOOL_ID_ACTIVE
+ * is not supported)
+ * @ETHTOOL_ID_OFF: LED should be turned off (used iff %ETHTOOL_ID_ACTIVE
+ * is not supported)
+ */
+enum ethtool_phys_id_state {
+ ETHTOOL_ID_INACTIVE,
+ ETHTOOL_ID_ACTIVE,
+ ETHTOOL_ID_ON,
+ ETHTOOL_ID_OFF
+};
+
struct net_device;
/* Some generic methods drivers may use in their ethtool_ops */
@@ -741,7 +757,18 @@ bool ethtool_invalid_flags(struct net_device *dev, u32 data, u32 supported);
* segmentation offload on or off. Returns a negative error code or zero.
* @self_test: Run specified self-tests
* @get_strings: Return a set of strings that describe the requested objects
- * @phys_id: Identify the physical device, e.g. by flashing an LED
+ * @set_phys_id: Identify the physical devices, e.g. by flashing an LED
+ * attached to it. The implementation may update the indicator
+ * asynchronously or synchronously, but in either case it must return
+ * quickly. It is initially called with the argument %ETHTOOL_ID_ACTIVE,
+ * and must either activate asynchronous updates or return -%EINVAL.
+ * If it returns -%EINVAL then it will be called again at intervals with
+ * argument %ETHTOOL_ID_ON or %ETHTOOL_ID_OFF and should set the state of
+ * the indicator accordingly. Finally, it is called with the argument
+ * %ETHTOOL_ID_INACTIVE and must deactivate the indicator. Returns a
+ * negative error code or zero.
+ * @phys_id: Deprecated in favour of @set_phys_id.
+ * Identify the physical device, e.g. by flashing an LED
* attached to it until interrupted by a signal or the given time
* (in seconds) elapses. If the given time is zero, use a default
* time limit. Returns a negative error code or zero. Being
@@ -830,6 +857,7 @@ struct ethtool_ops {
int (*set_tso)(struct net_device *, u32);
void (*self_test)(struct net_device *, struct ethtool_test *, u64 *);
void (*get_strings)(struct net_device *, u32 stringset, u8 *);
+ int (*set_phys_id)(struct net_device *, enum ethtool_phys_id_state);
int (*phys_id)(struct net_device *, u32);
void (*get_ethtool_stats)(struct net_device *,
struct ethtool_stats *, u64 *);
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