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From: Jakub Kicinski <kuba@kernel.org>
To: Daniel Golle <daniel@makrotopia.org>
Cc: "Arınç ÜNAL" <arinc.unal@arinc9.com>,
	"DENG Qingfang" <dqfext@gmail.com>,
	"Sean Wang" <sean.wang@mediatek.com>,
	"Andrew Lunn" <andrew@lunn.ch>,
	"Florian Fainelli" <f.fainelli@gmail.com>,
	"Vladimir Oltean" <olteanv@gmail.com>,
	"David S. Miller" <davem@davemloft.net>,
	"Eric Dumazet" <edumazet@google.com>,
	"Paolo Abeni" <pabeni@redhat.com>,
	"Matthias Brugger" <matthias.bgg@gmail.com>,
	"AngeloGioacchino Del Regno"
	<angelogioacchino.delregno@collabora.com>,
	"Landen Chao" <Landen.Chao@mediatek.com>,
	"Frank Wunderlich" <linux@fw-web.de>,
	"Rob Herring" <robh@kernel.org>,
	"Krzysztof Kozlowski" <krzk+dt@kernel.org>,
	netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-arm-kernel@lists.infradead.org,
	linux-mediatek@lists.infradead.org, regressions@lists.linux.dev
Subject: Re: [PATCH net v3] net: dsa: mt7530: fix impossible MDIO address and issue warning
Date: Wed, 3 Jul 2024 19:13:08 -0700	[thread overview]
Message-ID: <20240703191308.3703099c@kernel.org> (raw)
In-Reply-To: <7e3fed489c0bbca84a386b1077c61589030ff4ab.1719963228.git.daniel@makrotopia.org>

On Wed, 3 Jul 2024 00:44:28 +0100 Daniel Golle wrote:
> +	/* The corrected address is calculated as stated below:
> +	 * 0~6   -> 31
> +	 * 8~14  -> 7
> +	 * 16~22 -> 15
> +	 * 24~30 -> 23
> +	 */
> +return ((((phy_addr - MT7530_NUM_PORTS) & ~MT7530_NUM_PORTS) % PHY_MAX_ADDR) +
> +	MT7530_NUM_PORTS) & (PHY_MAX_ADDR - 1);

nit: the return statement lacks indentation

but also based on the comment, isn't it:

	return (round_down(phy_addr, MT7530_NUM_PORTS + 1) - 1)	& (PHY_MAX_ADDR - 1);

?
-- 
pw-bot: cr

  parent reply	other threads:[~2024-07-04  2:13 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-02 23:44 [PATCH net v3] net: dsa: mt7530: fix impossible MDIO address and issue warning Daniel Golle
2024-07-03  1:07 ` Andrew Lunn
2024-07-03  7:03 ` Arınç ÜNAL
2024-07-04 17:21   ` Vladimir Oltean
2024-07-04 18:19     ` Arınç ÜNAL
2024-07-04 18:52       ` Arınç ÜNAL
2024-07-04  2:13 ` Jakub Kicinski [this message]
2024-07-04 10:48   ` Daniel Golle
2024-07-04 14:16     ` Jakub Kicinski
2024-07-04 14:46 ` Florian Fainelli
2024-07-04 15:15   ` Daniel Golle

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