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RDMA/nes: Set trace length to 1 inch for SFP_D

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With updated PHY firmware for SFP_D, setting the trace length to 1
inch for SFP_D provides a more stable link.

Signed-off-by: Chien Tung <chien.tin.tung@intel.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
This commit is contained in:
Chien Tung 2009-04-27 13:30:35 -07:00 committed by Roland Dreier
parent e998c25bc2
commit 923223776b
1 changed files with 2 additions and 1 deletions
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3
drivers/infiniband/hw/nes/nes_hw.c
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@ -1371,13 +1371,14 @@ int nes_init_phy(struct nes_device *nesdev)
if (phy_type == NES_PHY_TYPE_ARGUS) {
nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc302, 0x000C);
nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc319, 0x0008);
nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0027, 0x0001);
} else {
nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc302, 0x0004);
nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc319, 0x0038);
nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0027, 0x0013);
}
nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xc31a, 0x0098);
nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0026, 0x0E00);
nes_write_10G_phy_reg(nesdev, phy_index, 0x3, 0x0027, 0x0001);
/* setup LEDs */
nes_write_10G_phy_reg(nesdev, phy_index, 0x1, 0xd006, 0x0007);