sfc: Add support for retrieving and removing filters by ID
These new functions will support an implementation of the ethtool
RX NFC rules API.
Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/ethernet/sfc/efx.h b/drivers/net/ethernet/sfc/efx.h
index 27f0b01..f0a5b7c 100644
--- a/drivers/net/ethernet/sfc/efx.h
+++ b/drivers/net/ethernet/sfc/efx.h
@@ -66,8 +66,20 @@
bool replace);
extern int efx_filter_remove_filter(struct efx_nic *efx,
struct efx_filter_spec *spec);
+extern int efx_filter_remove_id_safe(struct efx_nic *efx,
+ enum efx_filter_priority priority,
+ u32 filter_id);
+extern int efx_filter_get_filter_safe(struct efx_nic *efx,
+ enum efx_filter_priority priority,
+ u32 filter_id, struct efx_filter_spec *);
extern void efx_filter_clear_rx(struct efx_nic *efx,
enum efx_filter_priority priority);
+extern u32 efx_filter_count_rx_used(struct efx_nic *efx,
+ enum efx_filter_priority priority);
+extern u32 efx_filter_get_rx_id_limit(struct efx_nic *efx);
+extern s32 efx_filter_get_rx_ids(struct efx_nic *efx,
+ enum efx_filter_priority priority,
+ u32 *buf, u32 size);
#ifdef CONFIG_RFS_ACCEL
extern int efx_filter_rfs(struct net_device *net_dev, const struct sk_buff *skb,
u16 rxq_index, u32 flow_id);