diff options
| author |   Stephen Hemminger <shemminger@vyatta.com> | 2009-10-29 06:37:07 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2009-10-29 22:57:27 -0700 |
| commit | d6b54d241c558483302616ac1d997806795513e4 (patch) | |
| tree | ca94169c75aa3f3459d1f6e7316fb60d4bdce01b /drivers/net/sky2.c | |
| parent | sky2: add register definitions for new chips (diff) | |
| download | linux-dev-d6b54d241c558483302616ac1d997806795513e4.tar.xz linux-dev-d6b54d241c558483302616ac1d997806795513e4.zip | |
sky2: fix receive pause thresholds
Program the receive pause thresholds differently depending on
chip version. This cloned from from the vendor (GPL) driver.
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sky2.c')
| -rw-r--r-- | drivers/net/sky2.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index e961a8696cfb..70524f2658dd 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -926,8 +926,14 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port) /* On chips without ram buffer, pause is controled by MAC level */ if (!(hw->flags & SKY2_HW_RAM_BUFFER)) { - sky2_write8(hw, SK_REG(port, RX_GMF_LP_THR), 768/8); - sky2_write8(hw, SK_REG(port, RX_GMF_UP_THR), 1024/8); + /* Pause threshold is scaled by 8 in bytes */ + if (hw->chip_id == CHIP_ID_YUKON_FE_P + && hw->chip_rev == CHIP_REV_YU_FE2_A0) + reg = 1568 / 8; + else + reg = 1024 / 8; + sky2_write16(hw, SK_REG(port, RX_GMF_UP_THR), reg); + sky2_write16(hw, SK_REG(port, RX_GMF_LP_THR), 768 / 8); sky2_set_tx_stfwd(hw, port); } |