Subject: Re: [net-next PATCH v4 4/5] net: ethernet: stmicro: stmmac: generate stmmac dma conf before open

From: Jakub Kicinski <[email-masked]>
Date: Tue, 19 Jul 2022 18:07:05 -0700

On Tue, 19 Jul 2022 03:32:18 +0200 Christian Marangi wrote:
> Rework the driver to generate the stmmac dma_conf before stmmac_open.
> This permits a function to first check if it's possible to allocate a
> new dma_config and then pass it directly to __stmmac_open and "open" the
> interface with the new configuration.

You missed one kdoc:

> @@ -1711,9 +1744,11 @@ static int init_dma_rx_desc_rings(struct net_device *dev, gfp_t flags)
>   * and allocates the socket buffers. It supports the chained and ring
>   * modes.
>   */
> -static int __init_dma_tx_desc_rings(struct stmmac_priv *priv, u32 queue)
> +static int __init_dma_tx_desc_rings(struct stmmac_priv *priv,
> +				    struct stmmac_dma_conf *dma_conf,
> +				    u32 queue)
>  {

drivers/net/ethernet/stmicro/stmmac/stmmac_main.c:1750: warning: Function parameter or member 'dma_conf' not described in '__init_dma_tx_desc_rings'