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pch_can: Delete unnecessary/redundant code

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Delete unnecessary/redundant code

Signed-off-by: Tomoya MORINAGA <tomoya-linux@dsn.okisemi.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Tomoya 2010-12-12 20:24:18 +00:00 committed by David S. Miller
parent 9388b166a3
commit 8714fcaca6
1 changed files with 1 additions and 12 deletions
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13
drivers/net/can/pch_can.c
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@ -447,11 +447,6 @@ static void pch_can_release(struct pch_can_priv *priv)
/* This function clears interrupt(s) from the CAN device. */
static void pch_can_int_clr(struct pch_can_priv *priv, u32 mask)
{
if (mask == PCH_STATUS_INT) {
ioread32(&priv->regs->stat);
return;
}
/* Clear interrupt for transmit object */
if ((mask >= PCH_RX_OBJ_START) && (mask <= PCH_RX_OBJ_END)) {
/* Setting CMASK for clearing the reception interrupts. */
@ -512,8 +507,6 @@ static void pch_can_error(struct net_device *ndev, u32 status)
state = CAN_STATE_BUS_OFF;
cf->can_id |= CAN_ERR_BUSOFF;
can_bus_off(ndev);
pch_can_set_run_mode(priv, PCH_CAN_RUN);
dev_err(&ndev->dev, "%s -> Bus Off occurres.\n", __func__);
}
errc = ioread32(&priv->regs->errc);
@ -747,7 +740,7 @@ static int pch_can_poll(struct napi_struct *napi, int quota)
if (!int_stat)
goto end;
if ((int_stat == PCH_STATUS_INT) && (quota > 0)) {
if (int_stat == PCH_STATUS_INT) {
reg_stat = ioread32(&priv->regs->stat);
if (reg_stat & (PCH_BUS_OFF | PCH_LEC_ALL)) {
if (reg_stat & PCH_BUS_OFF ||
@ -933,10 +926,6 @@ static netdev_tx_t pch_xmit(struct sk_buff *skb, struct net_device *ndev)
priv->tx_obj++;
}
/* Reading the Msg Obj from the Msg RAM to the Interface register. */
iowrite32(PCH_CMASK_RX_TX_GET, &priv->regs->ifregs[1].cmask);
pch_can_rw_msg_obj(&priv->regs->ifregs[1].creq, tx_obj_no);
/* Setting the CMASK register. */
pch_can_bit_set(&priv->regs->ifregs[1].cmask, PCH_CMASK_ALL);