linux-kernel - Re: [PATCH v4 18/20] extcon: intel-cht-wc: Refactor cht_wc_extcon_get

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Message-ID: <7aefe6a7-eff9-bd86-10d0-f2c51517aeba@redhat.com>
Date:   Mon, 31 Jan 2022 16:22:19 +0100
From:   Hans de Goede <hdegoede@...hat.com>
To:     Andy Shevchenko <andriy.shevchenko@...el.com>
Cc:     "Rafael J . Wysocki" <rafael@...nel.org>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Mark Gross <markgross@...nel.org>,
        Andy Shevchenko <andy@...nel.org>,
        Wolfram Sang <wsa@...nel.org>,
        Lee Jones <lee.jones@...aro.org>,
        Sebastian Reichel <sre@...nel.org>,
        MyungJoo Ham <myungjoo.ham@...sung.com>,
        Chanwoo Choi <cw00.choi@...sung.com>,
        Ard Biesheuvel <ardb@...nel.org>, Len Brown <lenb@...nel.org>,
        linux-acpi@...r.kernel.org, Yauhen Kharuzhy <jekhor@...il.com>,
        Tsuchiya Yuto <kitakar@...il.com>,
        Fabio Aiuto <fabioaiuto83@...il.com>,
        platform-driver-x86@...r.kernel.org, linux-pm@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-efi@...r.kernel.org
Subject: Re: [PATCH v4 18/20] extcon: intel-cht-wc: Refactor
 cht_wc_extcon_get_charger()

Hi,

On 1/31/22 14:56, Andy Shevchenko wrote:
> On Sun, Jan 30, 2022 at 09:45:55PM +0100, Hans de Goede wrote:
>> This is a preparation patch for adding support for registering
>> a power_supply class device.
>>
>> Setting usbsrc to "CHT_WC_USBSRC_TYPE_SDP << CHT_WC_USBSRC_TYPE_SHIFT"
>> will make the following switch-case return EXTCON_CHG_USB_SDP
>> just as before, so there is no functional change.
> 
> ...
> 
>> -		return EXTCON_CHG_USB_SDP; /* Save fallback */
> 
>> +		/* Save fallback */
> 
> I see it's in the previous code, but what does it mean?
> I would read it as "Safe fallback", bit I have no clue.

Ah yes that should be safe not save, sorry will fix for v5.

Regards,

Hans