linux-kernel - Re: [PATCH v4 8/9] i2c: npcm: Remove own slave addresses 2:10

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <Yno8KMycNbJ+VGtc@smile.fi.intel.com>
Date:   Tue, 10 May 2022 13:19:20 +0300
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Tyrone Ting <warp5tw@...il.com>
Cc:     avifishman70@...il.com, tmaimon77@...il.com, tali.perry1@...il.com,
        venture@...gle.com, yuenn@...gle.com, benjaminfair@...gle.com,
        robh+dt@...nel.org, krzysztof.kozlowski@...onical.com,
        wsa@...nel.org, jarkko.nikula@...ux.intel.com,
        semen.protsenko@...aro.org, sven@...npeter.dev, jie.deng@...el.com,
        jsd@...ihalf.com, lukas.bulwahn@...il.com, olof@...om.net,
        arnd@...db.de, tali.perry@...oton.com, Avi.Fishman@...oton.com,
        tomer.maimon@...oton.com, KWLIU@...oton.com, JJLIU0@...oton.com,
        kfting@...oton.com, openbmc@...ts.ozlabs.org,
        linux-i2c@...r.kernel.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 8/9] i2c: npcm: Remove own slave addresses 2:10

On Tue, May 10, 2022 at 05:16:53PM +0800, Tyrone Ting wrote:
> From: Tali Perry <tali.perry1@...il.com>
> 
> NPCM can support up to 10 own slave addresses.
> In practice, only one address is actually being used.
> In order to access addresses 2 and above, need to switch
> register banks. The switch needs spinlock.
> To avoid using spinlock for this useless feature
> removed support of SA >= 2.

> Also fix returned slave event enum.
> 
> Remove some comment since the bank selection is not
> required. The bank selection is not required since
> the supported slave addresses are reduced.

Fancy indentation. Please fix it in all your commit messages where it applies.

...

> +	if (addr_type > I2C_SLAVE_ADDR2 && addr_type <= I2C_SLAVE_ADDR10) {
> +		dev_err(bus->dev,
> +			"try to enable more then 2 SA not supported\n");

Make it one line and drop {}.

> +	}

...

> +	if (addr_type > I2C_SLAVE_ADDR2 && addr_type <= I2C_SLAVE_ADDR10) {
> +		dev_err(bus->dev,
> +			"get slave: try to use more then 2 slave addresses not supported\n");

As per above be consistent with abbreviations ("SA" here, which makes line
shorter) and follow the above recommendation.

> +	}

-- 
With Best Regards,
Andy Shevchenko