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sky2: tx ring index mask fix

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Mask for transmit ring status was picking up bits from the
unused sync ring.  They were always zero, so far...
Also, make sure to remind self not to make tx ring too big.

Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
This commit is contained in:
Stephen Hemminger 2006-05-08 15:11:28 -07:00
parent 1e5f1283a2
commit f55925d7eb
1 changed files with 2 additions and 1 deletions
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3
drivers/net/sky2.c
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@ -1927,7 +1927,8 @@ static int sky2_status_intr(struct sky2_hw *hw, int to_do)
case OP_TXINDEXLE: case OP_TXINDEXLE:
/* TX index reports status for both ports */ /* TX index reports status for both ports */
sky2_tx_done(hw->dev[0], status & 0xffff); BUILD_BUG_ON(TX_RING_SIZE > 0x1000);
sky2_tx_done(hw->dev[0], status & 0xfff);
if (hw->dev[1]) if (hw->dev[1])
sky2_tx_done(hw->dev[1], sky2_tx_done(hw->dev[1],
((status >> 24) & 0xff) ((status >> 24) & 0xff)