diff options
| author | Ron Mercer <ron.mercer@qlogic.com> | 2009-10-08 09:54:37 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-10-08 22:54:42 -0700 |
| commit | 541ae28c2df91e805c6df924a8e8522c2602db47 (patch) | |
| tree | 9db5933351d1538b8556cdfa82516489dc27bd95 | |
| parent | 67972e0c238fa802580b5919f11e1de3da5179da (diff) | |
qlge: Fix RSS hashing values.
Fix RX queue table size and change from random to default hash values.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/qlge/qlge.h | 2 | ||||
| -rw-r--r-- | drivers/net/qlge/qlge_main.c | 22 |
2 files changed, 13 insertions, 11 deletions
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index 3ec6e85587a..567b5d6e341 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -1168,7 +1168,7 @@ struct ricb { #define RSS_RI6 0x40 #define RSS_RT6 0x80 __le16 mask; - __le32 hash_cq_id[256]; + u8 hash_cq_id[1024]; __le32 ipv6_hash_key[10]; __le32 ipv4_hash_key[4]; } __attribute((packed)); diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c index 61680715cde..04fc7117ce4 100644 --- a/drivers/net/qlge/qlge_main.c +++ b/drivers/net/qlge/qlge_main.c @@ -3077,6 +3077,12 @@ err_irq: static int ql_start_rss(struct ql_adapter *qdev) { + u8 init_hash_seed[] = {0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, + 0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, + 0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, + 0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80, + 0x30, 0xf2, 0x0c, 0x6a, 0x42, 0xb7, 0x3b, + 0xbe, 0xac, 0x01, 0xfa}; struct ricb *ricb = &qdev->ricb; int status = 0; int i; @@ -3086,21 +3092,17 @@ static int ql_start_rss(struct ql_adapter *qdev) ricb->base_cq = RSS_L4K; ricb->flags = - (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RI4 | RSS_RI6 | RSS_RT4 | - RSS_RT6); - ricb->mask = cpu_to_le16(qdev->rss_ring_count - 1); + (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RT4 | RSS_RT6); + ricb->mask = cpu_to_le16((u16)(0x3ff)); /* * Fill out the Indirection Table. */ - for (i = 0; i < 256; i++) - hash_id[i] = i & (qdev->rss_ring_count - 1); + for (i = 0; i < 1024; i++) + hash_id[i] = (i & (qdev->rss_ring_count - 1)); - /* - * Random values for the IPv6 and IPv4 Hash Keys. - */ - get_random_bytes((void *)&ricb->ipv6_hash_key[0], 40); - get_random_bytes((void *)&ricb->ipv4_hash_key[0], 16); + memcpy((void *)&ricb->ipv6_hash_key[0], init_hash_seed, 40); + memcpy((void *)&ricb->ipv4_hash_key[0], init_hash_seed, 16); QPRINTK(qdev, IFUP, DEBUG, "Initializing RSS.\n"); |