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-rw-r--r--include/linux/ethtool.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index 653dc9c..de56600 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -201,6 +201,11 @@ static inline u32 ethtool_rxfh_indir_default(u32 index, u32 n_rx_rings)
* @get_module_eeprom: Get the eeprom information from the plug-in module
* @get_eee: Get Energy-Efficient (EEE) supported and status.
* @set_eee: Set EEE status (enable/disable) as well as LPI timers.
+ * @get_per_queue_coalesce: Get interrupt coalescing parameters per queue.
+ * It must check that the given queue number is valid. If neither a RX nor
+ * a TX queue has this number, return -EINVAL. If only a RX queue or a TX
+ * queue has this number, set the inapplicable fields to ~0 and return 0.
+ * Returns a negative error code or zero.
*
* All operations are optional (i.e. the function pointer may be set
* to %NULL) and callers must take this into account. Callers must
@@ -279,7 +284,8 @@ struct ethtool_ops {
const struct ethtool_tunable *, void *);
int (*set_tunable)(struct net_device *,
const struct ethtool_tunable *, const void *);
-
+ int (*get_per_queue_coalesce)(struct net_device *, u32,
+ struct ethtool_coalesce *);
};
#endif /* _LINUX_ETHTOOL_H */