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authorStephen Hemminger <shemminger@vyatta.com>2009-08-18 15:17:07 +0000
committerDavid S. Miller <davem@davemloft.net>2009-08-18 20:26:47 -0700
commitc119731d6606ae25d787740d60706e2732454637 (patch)
tree0819755e251de0e2d6fcbff0ca0a12ee8c26f957 /drivers/net/sky2.c
parent5dce95e5687a5a335202b03d133c1b4411ef7ce3 (diff)
sky2: simplify list element error
The code for list element error (which should only happen on hardware errors) should be cleaner and safer. Gets rid of unused ring_size argument, which makes next patch easier. 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.c24
1 files changed, 10 insertions, 14 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 88041e57887..58d35214d12 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -2661,19 +2661,15 @@ static void sky2_mac_intr(struct sky2_hw *hw, unsigned port)
}
/* This should never happen it is a bug. */
-static void sky2_le_error(struct sky2_hw *hw, unsigned port,
- u16 q, unsigned ring_size)
+static void sky2_le_error(struct sky2_hw *hw, unsigned port, u16 q)
{
struct net_device *dev = hw->dev[port];
- struct sky2_port *sky2 = netdev_priv(dev);
- unsigned idx;
- const u64 *le = (q == Q_R1 || q == Q_R2)
- ? (u64 *) sky2->rx_le : (u64 *) sky2->tx_le;
+ u16 idx = sky2_read16(hw, Y2_QADDR(q, PREF_UNIT_GET_IDX));
- idx = sky2_read16(hw, Y2_QADDR(q, PREF_UNIT_GET_IDX));
- printk(KERN_ERR PFX "%s: descriptor error q=%#x get=%u [%llx] put=%u\n",
- dev->name, (unsigned) q, idx, (unsigned long long) le[idx],
- (unsigned) sky2_read16(hw, Y2_QADDR(q, PREF_UNIT_PUT_IDX)));
+ dev_err(&hw->pdev->dev, PFX
+ "%s: descriptor error q=%#x get=%u put=%u\n",
+ dev->name, (unsigned) q, (unsigned) idx,
+ (unsigned) sky2_read16(hw, Y2_QADDR(q, PREF_UNIT_PUT_IDX)));
sky2_write32(hw, Q_ADDR(q, Q_CSR), BMU_CLR_IRQ_CHK);
}
@@ -2759,16 +2755,16 @@ static void sky2_err_intr(struct sky2_hw *hw, u32 status)
sky2_mac_intr(hw, 1);
if (status & Y2_IS_CHK_RX1)
- sky2_le_error(hw, 0, Q_R1, RX_LE_SIZE);
+ sky2_le_error(hw, 0, Q_R1);
if (status & Y2_IS_CHK_RX2)
- sky2_le_error(hw, 1, Q_R2, RX_LE_SIZE);
+ sky2_le_error(hw, 1, Q_R2);
if (status & Y2_IS_CHK_TXA1)
- sky2_le_error(hw, 0, Q_XA1, TX_RING_SIZE);
+ sky2_le_error(hw, 0, Q_XA1);
if (status & Y2_IS_CHK_TXA2)
- sky2_le_error(hw, 1, Q_XA2, TX_RING_SIZE);
+ sky2_le_error(hw, 1, Q_XA2);
}
static int sky2_poll(struct napi_struct *napi, int work_limit)