linux-kernel - Re: [PATCH 4/8] i2c: acpi: Use ACPI GPIO wake capability bit to set wake

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Message-ID: <YxvngIKCXUieZfxC@google.com>
Date:   Fri, 9 Sep 2022 18:25:20 -0700
From:   Dmitry Torokhov <dmitry.torokhov@...il.com>
To:     Raul Rangel <rrangel@...omium.org>
Cc:     "Rafael J. Wysocki" <rafael@...nel.org>,
        Hans de Goede <hdegoede@...hat.com>,
        Linux ACPI <linux-acpi@...r.kernel.org>,
        linux-input <linux-input@...r.kernel.org>,
        "Limonciello, Mario" <mario.limonciello@....com>,
        Tim Van Patten <timvp@...gle.com>,
        Mika Westerberg <mika.westerberg@...ux.intel.com>,
        Wolfram Sang <wsa@...nel.org>,
        "open list:I2C SUBSYSTEM HOST DRIVERS" <linux-i2c@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/8] i2c: acpi: Use ACPI GPIO wake capability bit to set
 wake_irq

On Fri, Sep 09, 2022 at 12:47:11PM -0600, Raul Rangel wrote:
> It looks like `i2c_acpi_get_irq` and `platform_get_irq_optional` are
> doing pretty much the same thing. Can we replace `i2c_acpi_get_irq`
> and switch over to `platform_get_irq_optional`? Is it possible to get
> a `platform_device` from an `i2c_client`?

No, they are completely different objects.


		struct device
	/		|		\
platform_device		i2c_client	spi_device ...

Also, please no top-posting on kernel mailing lists.

Thanks.

-- 
Dmitry