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Message-ID: <f4c440ef-e0ec-ea07-71b2-3fd3c4d52088@igalia.com>
Date:   Mon, 27 Feb 2023 15:43:16 -0300
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Subject: Re: [PATCH] soc: bcm: brcmstb: Remove bare-metal ARM suspend/resume
 code
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To:     Florian Fainelli <f.fainelli@gmail.com>,
        linux-arm-kernel@vger.kernel.org
Cc:     drv@mailo.com, ssengar@microsoft.com,
        kumarpraveen@linux.microsoft.com, christophe.jaillet@wanadoo.fr,
        Broadcom internal kernel review list 
        <bcm-kernel-feedback-list@broadcom.com>,
        Nick Desaulniers <ndesaulniers@google.com>,
        "Russell King (Oracle)" <rmk+kernel@armlinux.org.uk>,
        Arnd Bergmann <arnd@arndb.de>,
        Miaoqian Lin <linmq006@gmail.com>, Liang He <windhl@126.com>,
        Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
        Julia Lawall <Julia.Lawall@inria.fr>,
        open list <linux-kernel@vger.kernel.org>,
        "moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE" 
        <linux-arm-kernel@lists.infradead.org>
References: <20230224215249.239405-1-f.fainelli@gmail.com>
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 <35dc0b00-0de4-f1b4-8d43-7efd181e7dbf@gmail.com>
From:   "Guilherme G. Piccoli" <gpiccoli@igalia.com>
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On 27/02/2023 15:38, Florian Fainelli wrote:
> [...]
>>> -static int brcmstb_pm_panic_notify(struct notifier_block *nb,
>>> -		unsigned long action, void *data)
>>> -{
>>> -	writel_relaxed(BRCMSTB_PANIC_MAGIC, ctrl.aon_sram + AON_REG_PANIC);
>>> -
>>> -	return NOTIFY_DONE;
>>> [...]
>>
>> Hi Florian, thanks for the clean-up!
>>
>> I'm curious with the above panic notifier - is it not necessary when
>> PSCI is used?
> 
> This is a bit of long story, but no, it is not necessary.

OK then heh
Glad for the clean-up!