Re: [PATCH net 1/1] net: stmmac: Add queue reset into stmmac_xdp_open() function

[Alexander H Duyck <alexander.duyck@gmail.com>]

On Tue, 2023-04-04 at 12:48 +0800, Song Yoong Siang wrote:
> Queue reset was moved out from __init_dma_rx_desc_rings() and
> __init_dma_tx_desc_rings() functions. Thus, the driver fails to transmit
> and receive packet after XDP prog setup.
> 
> This commit adds the missing queue reset into stmmac_xdp_open() function.
> 
> Fixes: f9ec5723c3db ("net: ethernet: stmicro: stmmac: move queue reset to dedicated functions")
> Cc: <stable@vger.kernel.org> # 6.0+
> Signed-off-by: Song Yoong Siang <yoong.siang.song@intel.com>
> ---
>  drivers/net/ethernet/stmicro/stmmac/stmmac_main.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> index 3e5bbfe3c41b..e4c27eb17bd2 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
> @@ -6630,6 +6630,8 @@ int stmmac_xdp_open(struct net_device *dev)
>  		goto init_error;
>  	}
>  
> +	stmmac_reset_queues_param(priv);
> +
>  	/* DMA CSR Channel configuration */
>  	for (chan = 0; chan < dma_csr_ch; chan++) {
>  		stmmac_init_chan(priv, priv->ioaddr, priv->plat->dma_cfg, chan);

Looks good to me.

Reviewed-by: Alexander Duyck <alexanderduyck@fb.com>