linux-kernel - Re: [PATCH v2 05/10] net: hisilicon: HI13X1

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Date:   Tue, 9 Jul 2019 12:35:57 +0300
From:   Sergei Shtylyov <sergei.shtylyov@...entembedded.com>
To:     Jiangfeng Xiao <xiaojiangfeng@...wei.com>, davem@...emloft.net,
        robh+dt@...nel.org, yisen.zhuang@...wei.com,
        salil.mehta@...wei.com, mark.rutland@....com,
        dingtianhong@...wei.com
Cc:     netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, leeyou.li@...wei.com,
        nixiaoming@...wei.com, jianping.liu@...wei.com,
        xiekunxun@...wei.com
Subject: Re: [PATCH v2 05/10] net: hisilicon: HI13X1_GMAX need dreq reset at
 first

Hello!

On 09.07.2019 6:31, Jiangfeng Xiao wrote:

> HI13X1_GMAC delete request for soft reset at first,
> otherwise, the subsequent initialization will not
> take effect.
> 
> Signed-off-by: Jiangfeng Xiao <xiaojiangfeng@...wei.com>
> ---
>   drivers/net/ethernet/hisilicon/hip04_eth.c | 24 ++++++++++++++++++++++++
>   1 file changed, 24 insertions(+)
> 
> diff --git a/drivers/net/ethernet/hisilicon/hip04_eth.c b/drivers/net/ethernet/hisilicon/hip04_eth.c
> index fe61b01..19d8cfd 100644
> --- a/drivers/net/ethernet/hisilicon/hip04_eth.c
> +++ b/drivers/net/ethernet/hisilicon/hip04_eth.c
[...]
> @@ -853,6 +867,15 @@ static int hip04_mac_probe(struct platform_device *pdev)
>   		goto init_fail;
>   	}
>   
> +#if defined(CONFIG_HI13X1_GMAC)
> +	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
> +	priv->sysctrl_base = devm_ioremap_resource(d, res);

    There's devm_platform_ioremap_resource() now.

> +	if (IS_ERR(priv->sysctrl_base)) {
> +		ret = PTR_ERR(priv->sysctrl_base);
> +		goto init_fail;
> +	}
> +#endif
> +
>   	ret = of_parse_phandle_with_fixed_args(node, "port-handle", 2, 0, &arg);
>   	if (ret < 0) {
>   		dev_warn(d, "no port-handle\n");
[...]

MBR, Sergei