From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mika Westerberg <mika.westerberg@linux.intel.com>
Subject: Re: [PATCH v3 35/36] platform/x86: intel_pmc_ipc: Convert to MFD
Date: Mon, 20 Jan 2020 11:12:58 +0200
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To: Lee Jones <lee.jones@linaro.org>
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>, Darren Hart <dvhart@infradead.org>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>, "H . Peter Anvin" <hpa@zytor.com>, x86@kernel.org, Zha Qipeng <qipeng.zha@intel.com>, "David E . Box" <david.e.box@linux.intel.com>, Guenter Roeck <linux@roeck-us.net>, Heikki Krogerus <heikki.krogerus@linux.intel.com>, Greg Kroah-Hartman <gregkh@linuxfoundation.org>, Wim Van Sebroeck <wim@linux-watchdog.org>, platform-driver-x86@vger.kernel.org, linux-kernel@vger.kernel.org
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On Mon, Jan 20, 2020 at 08:12:46AM +0000, Lee Jones wrote:
> > Well, by "library" I mean that the SCU IPC itself does not bind to
> > anything but instead it gets called by different drivers such as this
> > one passing the device pointer that is the SCU IPC device. Here for
> > example it is the platfrom device created from an ACPI description.
> 
> Not keen on that at all.  Why can it not be a platform device?

We also call the same library from a PCI driver (intel_scu_pcidrv.c in
this series) where the device is of type struct pci_dev.