netdev - Re: [PATCH net-next v6 5/6] stmmac: dwmac-mediatek: add support for mt8195

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Date:   Wed, 8 Dec 2021 13:34:23 +0800
From:   Biao Huang <biao.huang@...iatek.com>
To:     Jakub Kicinski <kuba@...nel.org>
CC:     <davem@...emloft.net>, Rob Herring <robh+dt@...nel.org>,
        Matthias Brugger <matthias.bgg@...il.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        Jose Abreu <joabreu@...opsys.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        <netdev@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-stm32@...md-mailman.stormreply.com>,
        <srv_heupstream@...iatek.com>, <macpaul.lin@...iatek.com>,
        <angelogioacchino.delregno@...labora.com>, <dkirjanov@...e.de>
Subject: Re: [PATCH net-next v6 5/6] stmmac: dwmac-mediatek: add support for
 mt8195

Dear Jakub,
	Thanks for your comments.
On Tue, 2021-12-07 at 20:04 -0800, Jakub Kicinski wrote:
> On Wed, 8 Dec 2021 11:03:53 +0800 Biao Huang wrote:
> > Add Ethernet support for MediaTek SoCs from the mt8195 family.
> > 
> > Signed-off-by: Biao Huang <biao.huang@...iatek.com>
> > Acked-by: AngeloGioacchino Del Regno <
> > angelogioacchino.delregno@...labora.com>
> 
> drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c:439:3: warning:
> variable 'gtxc_delay_val' is uninitialized when used here [-
> Wuninitialized]
>                 gtxc_delay_val |= FIELD_PREP(MT8195_DLY_GTXC_ENABLE,
> !!mac_delay->tx_delay);
>                 ^~~~~~~~~~~~~~
> drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c:369:20: note:
> initialize the variable 'gtxc_delay_val' to silence this warning
>         u32 gtxc_delay_val, delay_val = 0, rmii_delay_val = 0;
>                           ^
>                            = 0
> 1 warning generated.
> drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c:439:3: warning:
> variable 'gtxc_delay_val' is uninitialized when used here [-
> Wuninitialized]
>                 gtxc_delay_val |= FIELD_PREP(MT8195_DLY_GTXC_ENABLE,
> !!mac_delay->tx_delay);
>                 ^~~~~~~~~~~~~~
> drivers/net/ethernet/stmicro/stmmac/dwmac-mediatek.c:369:20: note:
> initialize the variable 'gtxc_delay_val' to silence this warning
>         u32 gtxc_delay_val, delay_val = 0, rmii_delay_val = 0;
>                           ^
>                            = 0
I'll fix the uninitialized warning in next send.