On Fri, 2016-10-07 at 10:25 +0200, Corentin Labbe wrote:
> This patch add support for sun8i-emac ethernet MAC hardware.
> It could be found in Allwinner H3/A83T/A64 SoCs.
trivial notes:
> diff --git a/drivers/net/ethernet/allwinner/sun8i-emac.c b/drivers/net/ethernet/allwinner/sun8i-emac.c
[]
> +static const char const estats_str[][ETH_GSTRING_LEN] = {
one too many const
> +/* MAGIC value for knowing if a descriptor is available or not */
> +#define DCLEAN cpu_to_le32(BIT(16) | BIT(14) | BIT(12) | BIT(10) | BIT(9))
Aren't there #defines for these bits?
> +static void sun8i_emac_flow_ctrl(struct sun8i_emac_priv *priv, int duplex,
> + int fc)
> +{
> + u32 flow = 0;
> +
> + flow = readl(priv->base + EMAC_RX_CTL0);
> + if (fc & EMAC_FLOW_RX)
> + flow |= BIT(16);
> + else
> + flow &= ~BIT(16);
> + writel(flow, priv->base + EMAC_RX_CTL0);
> +
> + flow = readl(priv->base + EMAC_TX_FLOW_CTL);
> + if (fc & EMAC_FLOW_TX)
> + flow |= BIT(0);
> + else
> + flow &= ~BIT(0);
more magic bits that could be #defines
> +static int sun8i_emac_rx_from_ddesc(struct net_device *ndev, int i)
> +{
> []
> + /* the checksum or length of received frame's payload is wrong*/
> + if (dstatus & BIT(0)) {
[]
> + if (dstatus & BIT(1)) {
[]
> + if ((dstatus & BIT(3))) {
etc...
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