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[BNX2]: Disable jumbo rx paging on 5709 Ax.

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The chip has problem running in this mode and needs to be disabled.

Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michael Chan 2008-01-21 17:06:09 -08:00 committed by David S. Miller
parent 819d772b0c
commit 2dd201d7b7
2 changed files with 4 additions and 1 deletions
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4
drivers/net/bnx2.c
View file

@ -4669,7 +4669,7 @@ bnx2_set_rx_ring_size(struct bnx2 *bp, u32 size)
bp->rx_pg_ring_size = 0;
bp->rx_max_pg_ring = 0;
bp->rx_max_pg_ring_idx = 0;
if (rx_space > PAGE_SIZE) {
if ((rx_space > PAGE_SIZE) && !(bp->flags & JUMBO_BROKEN_FLAG)) {
int pages = PAGE_ALIGN(bp->dev->mtu - 40) >> PAGE_SHIFT;
jumbo_size = size * pages;
@ -7031,6 +7031,8 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev)
goto err_out_unmap;
}
bp->flags |= PCIE_FLAG;
if (CHIP_REV(bp) == CHIP_REV_Ax)
bp->flags |= JUMBO_BROKEN_FLAG;
} else {
bp->pcix_cap = pci_find_capability(pdev, PCI_CAP_ID_PCIX);
if (bp->pcix_cap == 0) {

1
drivers/net/bnx2.h
View file

@ -6582,6 +6582,7 @@ struct bnx2 {
#define PCIE_FLAG 0x00000200
#define USING_MSIX_FLAG 0x00000400
#define USING_MSI_OR_MSIX_FLAG (USING_MSI_FLAG | USING_MSIX_FLAG)
#define JUMBO_BROKEN_FLAG 0x00000800
/* Put tx producer and consumer fields in separate cache lines. */