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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>
This commit is contained in:
Shahed Shaikh 2013-01-25 10:20:36 +00:00 committed by David S. Miller
parent 776e7bded9
commit efbcb1b20a
1 changed files with 15 additions and 6 deletions
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21
drivers/net/ethernet/qlogic/qlcnic/qlcnic_hw.c
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@ -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) 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 * 7-6: hash_type_ipv6
* 8: enable * 8: enable
* 9: use indirection table * 9: use indirection table
* 47-10: reserved * 10: type-c rss
* 63-48: indirection table mask * 11: udp rss
* 47-12: reserved
* 62-48: indirection table mask
* 63: feature flag
*/ */
word = ((u64)(RSS_HASHTYPE_IP_TCP & 0x3) << 4) | word = ((u64)(QLCNIC_RSS_HASHTYPE_IP_TCP & 0x3) << 4) |
((u64)(RSS_HASHTYPE_IP_TCP & 0x3) << 6) | ((u64)(QLCNIC_RSS_HASHTYPE_IP_TCP & 0x3) << 6) |
((u64)(enable & 0x1) << 8) | ((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); req.words[0] = cpu_to_le64(word);
for (i = 0; i < 5; i++) for (i = 0; i < 5; i++)
req.words[i+1] = cpu_to_le64(key[i]); req.words[i+1] = cpu_to_le64(key[i]);