From 77b3d6a2d56be5af87ffae5bb78a39c847d49f99 Mon Sep 17 00:00:00 2001 From: Stephen Hemminger Date: Mon, 20 Mar 2006 15:48:18 -0800 Subject: [PATCH] [PATCH] sky2: coalescing parameters Change default coalescing parameters slightly, and allow wider range of values. Signed-off-by: Stephen Hemminger Signed-off-by: Jeff Garzik --- drivers/net/sky2.c | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-) diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 41dbe58..7e3353f 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -2272,7 +2272,8 @@ static int sky2_reset(struct sky2_hw *hw) sky2_write8(hw, STAT_FIFO_ISR_WM, 16); sky2_write32(hw, STAT_TX_TIMER_INI, sky2_us2clk(hw, 1000)); - sky2_write32(hw, STAT_ISR_TIMER_INI, sky2_us2clk(hw, 7)); + sky2_write32(hw, STAT_ISR_TIMER_INI, sky2_us2clk(hw, 20)); + sky2_write32(hw, STAT_LEV_TIMER_INI, sky2_us2clk(hw, 100)); /* enable status unit */ sky2_write32(hw, STAT_CTRL, SC_STAT_OP_ON); @@ -2758,19 +2759,11 @@ static int sky2_set_coalesce(struct net_device *dev, { struct sky2_port *sky2 = netdev_priv(dev); struct sky2_hw *hw = sky2->hw; - const u32 tmin = sky2_clk2us(hw, 1); - const u32 tmax = 5000; + const u32 tmax = sky2_clk2us(hw, 0x0ffffff); - if (ecmd->tx_coalesce_usecs != 0 && - (ecmd->tx_coalesce_usecs < tmin || ecmd->tx_coalesce_usecs > tmax)) - return -EINVAL; - - if (ecmd->rx_coalesce_usecs != 0 && - (ecmd->rx_coalesce_usecs < tmin || ecmd->rx_coalesce_usecs > tmax)) - return -EINVAL; - - if (ecmd->rx_coalesce_usecs_irq != 0 && - (ecmd->rx_coalesce_usecs_irq < tmin || ecmd->rx_coalesce_usecs_irq > tmax)) + if (ecmd->tx_coalesce_usecs > tmax || + ecmd->rx_coalesce_usecs > tmax || + ecmd->rx_coalesce_usecs_irq > tmax) return -EINVAL; if (ecmd->tx_max_coalesced_frames >= TX_RING_SIZE-1) -- 2.7.4