sfc: Name the RX drop queue ID

Signed-off-by: Ben Hutchings <bhutchings@solarflare.com>

2 files changed, 8 insertions, 3 deletions

diff --git a/drivers/net/ethernet/sfc/ethtool.c b/drivers/net/ethernet/sfc/ethtool.c
index 4db37f7b0ef9..ec5cacd427ec 100644
--- a/drivers/net/ethernet/sfc/ethtool.c
+++ b/drivers/net/ethernet/sfc/ethtool.c
@@ -822,7 +822,7 @@ static int efx_ethtool_get_class_rule(struct efx_nic *efx,
         if (rc)
                 return rc;
 
-        if (spec.dmaq_id == 0xfff)
+        if (spec.dmaq_id == EFX_FILTER_RX_DMAQ_ID_DROP)
                 rule->ring_cookie = RX_CLS_FLOW_DISC;
         else
                 rule->ring_cookie = spec.dmaq_id;
@@ -967,7 +967,7 @@ static int efx_ethtool_set_class_rule(struct efx_nic *efx,
         efx_filter_init_rx(&spec, EFX_FILTER_PRI_MANUAL,
                            efx->rx_scatter ? EFX_FILTER_FLAG_RX_SCATTER : 0,
                            (rule->ring_cookie == RX_CLS_FLOW_DISC) ?
-                           0xfff : rule->ring_cookie);
+                           EFX_FILTER_RX_DMAQ_ID_DROP : rule->ring_cookie);
 
         switch (rule->flow_type) {
         case TCP_V4_FLOW:
diff --git a/drivers/net/ethernet/sfc/filter.h b/drivers/net/ethernet/sfc/filter.h
index 5cb54723b824..b1170d44171e 100644
--- a/drivers/net/ethernet/sfc/filter.h
+++ b/drivers/net/ethernet/sfc/filter.h
@@ -76,7 +76,8 @@ enum efx_filter_flags {
  * @type: Type of match to be performed, from &enum efx_filter_type
  * @priority: Priority of the filter, from &enum efx_filter_priority
  * @flags: Miscellaneous flags, from &enum efx_filter_flags
- * @dmaq_id: Source/target queue index
+ * @dmaq_id: Source/target queue index, or %EFX_FILTER_RX_DMAQ_ID_DROP for
+ *      an RX drop filter
  * @data: Match data (type-dependent)
  *
  * Use the efx_filter_set_*() functions to initialise the @type and
@@ -94,6 +95,10 @@ struct efx_filter_spec {
         u32     data[3];
 };
 
+enum {
+        EFX_FILTER_RX_DMAQ_ID_DROP = 0xfff
+};
+
 static inline void efx_filter_init_rx(struct efx_filter_spec *spec,
                                       enum efx_filter_priority priority,
                                       enum efx_filter_flags flags,