From efbcb1b20a08a8dd6faefbc04a63330703bc6b5e Mon Sep 17 00:00:00 2001 From: Shahed Shaikh Date: Fri, 25 Jan 2013 10:20:36 +0000 Subject: [PATCH] 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 Signed-off-by: David S. Miller --- .../net/ethernet/qlogic/qlcnic/qlcnic_hw.c | 21 +++++++++++++------ 1 file 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 8e0412bdf42d..186fe6e6eaaa 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]); -- 2.20.1