From: Chien Tung Date: Mon, 27 Apr 2009 20:30:35 +0000 (-0700) Subject: RDMA/nes: Set trace length to 1 inch for SFP_D X-Git-Tag: v2.6.30-rc4~5^2^5~8 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=923223776b53013443d062a87e0a3d57d6513f04;p=karo-tx-linux.git RDMA/nes: Set trace length to 1 inch for SFP_D 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 Signed-off-by: Roland Dreier --- diff --git a/drivers/infiniband/hw/nes/nes_hw.c b/drivers/infiniband/hw/nes/nes_hw.c index 2aa021655e33..b832a7b814a2 100644 --- a/drivers/infiniband/hw/nes/nes_hw.c +++ b/drivers/infiniband/hw/nes/nes_hw.c @@ -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);