linux-kernel - RE: [PATCH v10 08/10] drm/xe/nvm: add on-die non-volatile memory device

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Message-ID: <CY5PR11MB6366553CD5F8AFF3AC928F75ED67A@CY5PR11MB6366.namprd11.prod.outlook.com>
Date: Wed, 28 May 2025 06:30:11 +0000
From: "Usyskin, Alexander" <alexander.usyskin@...el.com>
To: "Jadav, Raag" <raag.jadav@...el.com>
CC: Miquel Raynal <miquel.raynal@...tlin.com>, Richard Weinberger
	<richard@....at>, Vignesh Raghavendra <vigneshr@...com>, "De Marchi, Lucas"
	<lucas.demarchi@...el.com>, Thomas Hellström
	<thomas.hellstrom@...ux.intel.com>, "Vivi, Rodrigo" <rodrigo.vivi@...el.com>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, Maxime Ripard
	<mripard@...nel.org>, Thomas Zimmermann <tzimmermann@...e.de>, David Airlie
	<airlied@...il.com>, Simona Vetter <simona@...ll.ch>, Jani Nikula
	<jani.nikula@...ux.intel.com>, Joonas Lahtinen
	<joonas.lahtinen@...ux.intel.com>, Tvrtko Ursulin <tursulin@...ulin.net>,
	"Poosa, Karthik" <karthik.poosa@...el.com>, "Abliyev, Reuven"
	<reuven.abliyev@...el.com>, "Weil, Oren jer" <oren.jer.weil@...el.com>,
	"linux-mtd@...ts.infradead.org" <linux-mtd@...ts.infradead.org>,
	"intel-xe@...ts.freedesktop.org" <intel-xe@...ts.freedesktop.org>,
	"dri-devel@...ts.freedesktop.org" <dri-devel@...ts.freedesktop.org>,
	"intel-gfx@...ts.freedesktop.org" <intel-gfx@...ts.freedesktop.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v10 08/10] drm/xe/nvm: add on-die non-volatile memory
 device

> Subject: Re: [PATCH v10 08/10] drm/xe/nvm: add on-die non-volatile
> memory device
> 
> On Tue, May 27, 2025 at 11:55:13AM +0530, Usyskin, Alexander wrote:
> > > Subject: Re: [PATCH v10 08/10] drm/xe/nvm: add on-die non-volatile
> > > memory device
> > >
> > > On Thu, May 15, 2025 at 04:33:43PM +0300, Alexander Usyskin wrote:
> > > > Enable access to internal non-volatile memory on DGFX
> > > > with GSC/CSC devices via a child device.
> > > > The nvm child device is exposed via auxiliary bus.
> > >
> > > ...
> > >
> > > > +void xe_nvm_init(struct xe_device *xe)
> > > > +{
> > >
> > > Same as patch 6, please handle errors.
> > This device failure is non-fatal for Xe, caller will ignore
> > the failure anyway.
> 
> Same as patch 6, let's atleast have the readiness.
> 
Ok, will do

> Raag