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authorRon Mercer <ron.mercer@qlogic.com>2009-01-05 01:08:11 (GMT)
committerDavid S. Miller <davem@davemloft.net>2009-01-05 01:08:11 (GMT)
commit459caf5a99cd066598192a86f8f63d73f0b423a6 (patch)
tree6e8e7fd06f3e46c540eff2a25a89abc1a219ecd3 /drivers/net
parent2b72c7849f9a091c1e5d7255732faf14ac7d5123 (diff)
downloadlinux-459caf5a99cd066598192a86f8f63d73f0b423a6.tar.xz
qlge: bugfix: Fix ring length setting for rx ring, large/small
The length field for these rings is 16-bits. If the length is the max supported 65536 then the setting should be zero. Signed-off-by: Ron Mercer <ron.mercer@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net')
-rw-r--r--drivers/net/qlge/qlge_main.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index c0e43c5..ffa2100 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -2491,7 +2491,8 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
memset((void *)cqicb, 0, sizeof(struct cqicb));
cqicb->msix_vect = rx_ring->irq;
- cqicb->len = cpu_to_le16(rx_ring->cq_len | LEN_V | LEN_CPP_CONT);
+ bq_len = (rx_ring->cq_len == 65536) ? 0 : (u16) rx_ring->cq_len;
+ cqicb->len = cpu_to_le16(bq_len | LEN_V | LEN_CPP_CONT);
cqicb->addr_lo = cpu_to_le32(rx_ring->cq_base_dma);
cqicb->addr_hi = cpu_to_le32((u64) rx_ring->cq_base_dma >> 32);
@@ -2513,8 +2514,11 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
cpu_to_le32(rx_ring->lbq_base_indirect_dma);
cqicb->lbq_addr_hi =
cpu_to_le32((u64) rx_ring->lbq_base_indirect_dma >> 32);
- cqicb->lbq_buf_size = cpu_to_le32(rx_ring->lbq_buf_size);
- bq_len = (u16) rx_ring->lbq_len;
+ bq_len = (rx_ring->lbq_buf_size == 65536) ? 0 :
+ (u16) rx_ring->lbq_buf_size;
+ cqicb->lbq_buf_size = cpu_to_le16(bq_len);
+ bq_len = (rx_ring->lbq_len == 65536) ? 0 :
+ (u16) rx_ring->lbq_len;
cqicb->lbq_len = cpu_to_le16(bq_len);
rx_ring->lbq_prod_idx = rx_ring->lbq_len - 16;
rx_ring->lbq_curr_idx = 0;
@@ -2530,7 +2534,8 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
cpu_to_le32((u64) rx_ring->sbq_base_indirect_dma >> 32);
cqicb->sbq_buf_size =
cpu_to_le16(((rx_ring->sbq_buf_size / 2) + 8) & 0xfffffff8);
- bq_len = (u16) rx_ring->sbq_len;
+ bq_len = (rx_ring->sbq_len == 65536) ? 0 :
+ (u16) rx_ring->sbq_len;
cqicb->sbq_len = cpu_to_le16(bq_len);
rx_ring->sbq_prod_idx = rx_ring->sbq_len - 16;
rx_ring->sbq_curr_idx = 0;