linux-kernel - Re: Aw: [PATCH v3] mfd: rk808: add reboot support to rk808.c

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Message-ID: <b0d0e2ff-4282-f104-b8f5-554b059200c9@gmail.com>
Date:   Mon, 20 Dec 2021 19:36:53 +0300
From:   Dmitry Osipenko <digetx@...il.com>
To:     Frank Wunderlich <frank-w@...lic-files.de>,
        Peter Geis <pgwipeout@...il.com>
Cc:     Lee Jones <lee.jones@...aro.org>,
        Robin Murphy <robin.murphy@....com>,
        Heiko Stuebner <heiko@...ech.de>,
        linux-rockchip@...ts.infradead.org,
        Nicolas Frattaroli <frattaroli.nicolas@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: Aw: [PATCH v3] mfd: rk808: add reboot support to rk808.c

20.12.2021 19:33, Frank Wunderlich пишет:
> Hi
> 
>> Gesendet: Montag, 20. Dezember 2021 um 15:46 Uhr
>> Von: "Peter Geis" <pgwipeout@...il.com>
>> @@ -749,6 +791,9 @@ static int rk808_remove(struct i2c_client *client)
>>  	if (pm_power_off == rk808_pm_power_off)
>>  		pm_power_off = NULL;
>>
>> +	if (of_property_read_bool(np, "rockchip,system-power-controller"))
>> +		unregister_restart_handler(&rk808_restart_handler);
>> +
>>  	return 0;
>>  }
> 
> this change misses a declaration
> 
> struct device_node *np = client->dev.of_node;

Good catch, technically the whole of_property_read_bool() could be
dropped from rk808_remove() since unregister_restart_handler() survives
if handler wasn't registered.