igc: Fix IGC_MAX_RXNFC_RULES

IGC supports a total of 32 rules. 16 MAC address based, 8 VLAN priority
based, and 8 Ethertype based. This patch fixes IGC_MAX_RXNFC_RULES
accordingly.

Signed-off-by: Andre Guedes <andre.guedes@intel.com>
Acked-by: Sasha Neftin <sasha.neftin@intel.com>
Tested-by: Aaron Brown <aaron.f.brown@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/igc/igc.h b/drivers/net/ethernet/intel/igc/igc.h
index 14f9eda..5dbc5a1 100644 (file)
--- a/drivers/net/ethernet/intel/igc/igc.h
+++ b/drivers/net/ethernet/intel/igc/igc.h
@@ -457,7 +457,10 @@ struct igc_nfc_rule {
        u16 action;
 };
 
-#define IGC_MAX_RXNFC_RULES            16
+/* IGC supports a total of 32 NFC rules: 16 MAC address based,, 8 VLAN priority
+ * based, and 8 ethertype based.
+ */
+#define IGC_MAX_RXNFC_RULES            32
 
 /* igc_desc_unused - calculate if we have unused descriptors */
 static inline u16 igc_desc_unused(const struct igc_ring *ring)