ixgbe: add support for X550 extended RSS support
The new X550 family of MAC's will have a larger RSS hash (16 -> 64).
It will also support individual VF to have their own independent RSS
hash key. This patch will enable this functionality
Signed-off-by: Don Skidmore <donald.c.skidmore@intel.com>
Tested-by: Phil Schmitt <phillip.j.schmitt@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index 86fa607..6fbc7d7 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
@@ -300,16 +300,17 @@
RING_F_ARRAY_SIZE /* must be last in enum set */
};
-#define IXGBE_MAX_RSS_INDICES 16
-#define IXGBE_MAX_VMDQ_INDICES 64
-#define IXGBE_MAX_FDIR_INDICES 63 /* based on q_vector limit */
-#define IXGBE_MAX_FCOE_INDICES 8
-#define MAX_RX_QUEUES (IXGBE_MAX_FDIR_INDICES + 1)
-#define MAX_TX_QUEUES (IXGBE_MAX_FDIR_INDICES + 1)
-#define IXGBE_MAX_L2A_QUEUES 4
-#define IXGBE_BAD_L2A_QUEUE 3
-#define IXGBE_MAX_MACVLANS 31
-#define IXGBE_MAX_DCBMACVLANS 8
+#define IXGBE_MAX_RSS_INDICES 16
+#define IXGBE_MAX_RSS_INDICES_X550 64
+#define IXGBE_MAX_VMDQ_INDICES 64
+#define IXGBE_MAX_FDIR_INDICES 63 /* based on q_vector limit */
+#define IXGBE_MAX_FCOE_INDICES 8
+#define MAX_RX_QUEUES (IXGBE_MAX_FDIR_INDICES + 1)
+#define MAX_TX_QUEUES (IXGBE_MAX_FDIR_INDICES + 1)
+#define IXGBE_MAX_L2A_QUEUES 4
+#define IXGBE_BAD_L2A_QUEUE 3
+#define IXGBE_MAX_MACVLANS 31
+#define IXGBE_MAX_DCBMACVLANS 8
struct ixgbe_ring_feature {
u16 limit; /* upper limit on feature indices */
@@ -764,6 +765,21 @@
unsigned long fwd_bitmask; /* Bitmask indicating in use pools */
};
+static inline u8 ixgbe_max_rss_indices(struct ixgbe_adapter *adapter)
+{
+ switch (adapter->hw.mac.type) {
+ case ixgbe_mac_82598EB:
+ case ixgbe_mac_82599EB:
+ case ixgbe_mac_X540:
+ return IXGBE_MAX_RSS_INDICES;
+ case ixgbe_mac_X550:
+ case ixgbe_mac_X550EM_x:
+ return IXGBE_MAX_RSS_INDICES_X550;
+ default:
+ return 0;
+ }
+}
+
struct ixgbe_fdir_filter {
struct hlist_node fdir_node;
union ixgbe_atr_input filter;