[PATCH v3] lpc32xx: Added ethernet driver

Joe Perches joe at perches.com
Mon Feb 27 12:57:29 EST 2012


On Mon, 2012-02-27 at 18:42 +0100, Roland Stigge wrote:
> This patch adds an ethernet driver for the LPC32xx ARM SoC.

This looks nicer to me, thanks.
Just a few more trivial comments.

[]
> +++ linux-2.6/drivers/net/ethernet/nxp/lpc_eth.c
[]
> +static int lpc_mdio_read(struct mii_bus *bus, int phy_id, int phyreg)
> +{
> +	struct netdata_local *pldat = bus->priv;
> +	unsigned long timeout = jiffies + ((HZ * 100) / 1000); /* 100mS */

msecs_to_jiffies?

> +static void __lpc_handle_xmit(struct net_device *ndev)
> +{
[]
> +		/* Any errors occurred? */
> +		if (txstat & 0x80000000) {
> +			if (txstat & 0x20000000) {

It might be clearer to use #defines

> +				/* FIFO underrun */
> +				ndev->stats.tx_fifo_errors++;
> +				ndev->stats.tx_errors++;
> +			}
> +			if (txstat & 0x10000000) {
> +				/* Late collision */
> +				ndev->stats.tx_aborted_errors++;
> +				ndev->stats.tx_errors++;

double counting tx_errors?





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