i40e: Enable all PCTYPEs except FCOE for RSS.

RSS can steer packets based on recognition of all
sorts of different headers.  Enable some more of them.

Change-Id: I2264dedae66fb0bceca6fb6e772e050e3ca8efc8
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>

diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 273db9940ff17d1c204f20936573d101f77af045..40c64c4d9882891a562b586adaa09ba88992f82a 100644 (file)
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -5615,15 +5615,34 @@ static int i40e_setup_misc_vector(struct i40e_pf *pf)
  **/
 static int i40e_config_rss(struct i40e_pf *pf)
 {
-       struct i40e_hw *hw = &pf->hw;
-       u32 lut = 0;
-       int i, j;
-       u64 hena;
+       const u64 default_hena =
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_UDP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_SCTP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP_SYN) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_OTHER) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_UDP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP_SYN) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_SCTP) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_OTHER) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6) |
+                       ((u64)1 << I40E_FILTER_PCTYPE_L2_PAYLOAD);
+
        /* Set of random keys generated using kernel random number generator */
        static const u32 seed[I40E_PFQF_HKEY_MAX_INDEX + 1] = {0x41b01687,
                                0x183cfd8c, 0xce880440, 0x580cbc3c, 0x35897377,
                                0x328b25e1, 0x4fa98922, 0xb7d90c14, 0xd5bad70d,
                                0xcd15a2c1, 0xe8580225, 0x4a1e9d11, 0xfe5731be};
+       struct i40e_hw *hw = &pf->hw;
+       u32 lut = 0;
+       int i, j;
+       u64 hena;
 
        /* Fill out hash function seed */
        for (i = 0; i <= I40E_PFQF_HKEY_MAX_INDEX; i++)
@@ -5632,16 +5651,7 @@ static int i40e_config_rss(struct i40e_pf *pf)
        /* By default we enable TCP/UDP with IPv4/IPv6 ptypes */
        hena = (u64)rd32(hw, I40E_PFQF_HENA(0)) |
                ((u64)rd32(hw, I40E_PFQF_HENA(1)) << 32);
-       hena |= ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_UDP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV4_UDP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV4_UDP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV4_TCP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_TCP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_NONF_IPV6_UDP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_NONF_UNICAST_IPV6_UDP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_NONF_MULTICAST_IPV6_UDP) |
-               ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV4)|
-               ((u64)1 << I40E_FILTER_PCTYPE_FRAG_IPV6);
+       hena |= default_hena;
        wr32(hw, I40E_PFQF_HENA(0), (u32)hena);
        wr32(hw, I40E_PFQF_HENA(1), (u32)(hena >> 32));