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>
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67972e0c23
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2 changed files with 13 additions and 11 deletions
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@ -1168,7 +1168,7 @@ struct ricb {
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#define RSS_RI6 0x40
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#define RSS_RT6 0x80
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__le16 mask;
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__le32 hash_cq_id[256];
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u8 hash_cq_id[1024];
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__le32 ipv6_hash_key[10];
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__le32 ipv4_hash_key[4];
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} __attribute((packed));
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@ -3077,6 +3077,12 @@ err_irq:
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static int ql_start_rss(struct ql_adapter *qdev)
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{
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u8 init_hash_seed[] = {0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
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0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f,
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0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b,
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0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80,
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0x30, 0xf2, 0x0c, 0x6a, 0x42, 0xb7, 0x3b,
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0xbe, 0xac, 0x01, 0xfa};
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struct ricb *ricb = &qdev->ricb;
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int status = 0;
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int i;
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@ -3086,21 +3092,17 @@ static int ql_start_rss(struct ql_adapter *qdev)
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ricb->base_cq = RSS_L4K;
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ricb->flags =
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(RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RI4 | RSS_RI6 | RSS_RT4 |
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RSS_RT6);
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ricb->mask = cpu_to_le16(qdev->rss_ring_count - 1);
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(RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RT4 | RSS_RT6);
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ricb->mask = cpu_to_le16((u16)(0x3ff));
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/*
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* Fill out the Indirection Table.
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*/
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for (i = 0; i < 256; i++)
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hash_id[i] = i & (qdev->rss_ring_count - 1);
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for (i = 0; i < 1024; i++)
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hash_id[i] = (i & (qdev->rss_ring_count - 1));
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/*
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* Random values for the IPv6 and IPv4 Hash Keys.
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*/
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get_random_bytes((void *)&ricb->ipv6_hash_key[0], 40);
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get_random_bytes((void *)&ricb->ipv4_hash_key[0], 16);
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memcpy((void *)&ricb->ipv6_hash_key[0], init_hash_seed, 40);
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memcpy((void *)&ricb->ipv4_hash_key[0], init_hash_seed, 16);
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QPRINTK(qdev, IFUP, DEBUG, "Initializing RSS.\n");
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