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authorShahed Shaikh <shahed.shaikh@qlogic.com>2013-01-25 10:20:36 (GMT)
committerDavid S. Miller <davem@davemloft.net>2013-01-27 06:00:08 (GMT)
commitefbcb1b20a08a8dd6faefbc04a63330703bc6b5e (patch)
tree8481e196056e6107b83eea1191ffa278567f3e59 /drivers/net/ethernet/qlogic
parent776e7bded918d99f09d03e89b18bbad116ae45f6 (diff)
downloadlinux-fsl-qoriq-efbcb1b20a08a8dd6faefbc04a63330703bc6b5e.tar.xz
qlcnic: enable RSS for TCP over IPv6
o This patch enables RSS for TYPE-C packets to enable RSS for TCP over IPv6 Signed-off-by: Shahed Shaikh <shahed.shaikh@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/qlogic')
-rw-r--r--drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c21
1 files changed, 15 insertions, 6 deletions
diff --git a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
index 8e0412b..186fe6e 100644
--- a/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
+++ b/drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
@@ -756,7 +756,10 @@ int qlcnic_config_bridged_mode(struct qlcnic_adapter *adapter, u32 enable)
}
-#define RSS_HASHTYPE_IP_TCP 0x3
+#define QLCNIC_RSS_HASHTYPE_IP_TCP 0x3
+#define QLCNIC_ENABLE_TYPE_C_RSS BIT_10
+#define QLCNIC_RSS_FEATURE_FLAG (1ULL << 63)
+#define QLCNIC_RSS_IND_TABLE_MASK 0x7ULL
int qlcnic_82xx_config_rss(struct qlcnic_adapter *adapter, int enable)
{
@@ -783,13 +786,19 @@ int qlcnic_82xx_config_rss(struct qlcnic_adapter *adapter, int enable)
* 7-6: hash_type_ipv6
* 8: enable
* 9: use indirection table
- * 47-10: reserved
- * 63-48: indirection table mask
+ * 10: type-c rss
+ * 11: udp rss
+ * 47-12: reserved
+ * 62-48: indirection table mask
+ * 63: feature flag
*/
- word = ((u64)(RSS_HASHTYPE_IP_TCP & 0x3) << 4) |
- ((u64)(RSS_HASHTYPE_IP_TCP & 0x3) << 6) |
+ word = ((u64)(QLCNIC_RSS_HASHTYPE_IP_TCP & 0x3) << 4) |
+ ((u64)(QLCNIC_RSS_HASHTYPE_IP_TCP & 0x3) << 6) |
((u64)(enable & 0x1) << 8) |
- ((0x7ULL) << 48);
+ ((u64)QLCNIC_RSS_IND_TABLE_MASK << 48) |
+ (u64)QLCNIC_ENABLE_TYPE_C_RSS |
+ (u64)QLCNIC_RSS_FEATURE_FLAG;
+
req.words[0] = cpu_to_le64(word);
for (i = 0; i < 5; i++)
req.words[i+1] = cpu_to_le64(key[i]);