linux-kernel - RE: [PATCH v16 1/6] drm/i915/gvt: Add framebuffer decoder support

Open Source and information security mailing list archives

Date:   Mon, 6 Nov 2017 09:07:35 +0000
From:   "Zhang, Tina" <tina.zhang@...el.com>
To:     Gerd Hoffmann <kraxel@...hat.com>,
        "alex.williamson@...hat.com" <alex.williamson@...hat.com>,
        "chris@...is-wilson.co.uk" <chris@...is-wilson.co.uk>,
        "joonas.lahtinen@...ux.intel.com" <joonas.lahtinen@...ux.intel.com>,
        "zhenyuw@...ux.intel.com" <zhenyuw@...ux.intel.com>,
        "Lv, Zhiyuan" <zhiyuan.lv@...el.com>,
        "Wang, Zhi A" <zhi.a.wang@...el.com>,
        "Tian, Kevin" <kevin.tian@...el.com>,
        "daniel@...ll.ch" <daniel@...ll.ch>,
        "kwankhede@...dia.com" <kwankhede@...dia.com>
CC:     "intel-gfx@...ts.freedesktop.org" <intel-gfx@...ts.freedesktop.org>,
        "intel-gvt-dev@...ts.freedesktop.org" 
        <intel-gvt-dev@...ts.freedesktop.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v16 1/6] drm/i915/gvt: Add framebuffer decoder support


> -----Original Message-----
> From: intel-gvt-dev [mailto:intel-gvt-dev-bounces@...ts.freedesktop.org] On
> Behalf Of Gerd Hoffmann
> Sent: Monday, November 6, 2017 4:49 PM
> To: Zhang, Tina <tina.zhang@...el.com>; alex.williamson@...hat.com;
> chris@...is-wilson.co.uk; joonas.lahtinen@...ux.intel.com;
> zhenyuw@...ux.intel.com; Lv, Zhiyuan <zhiyuan.lv@...el.com>; Wang, Zhi A
> <zhi.a.wang@...el.com>; Tian, Kevin <kevin.tian@...el.com>; daniel@...ll.ch;
> kwankhede@...dia.com
> Cc: intel-gfx@...ts.freedesktop.org; intel-gvt-dev@...ts.freedesktop.org; linux-
> kernel@...r.kernel.org
> Subject: Re: [PATCH v16 1/6] drm/i915/gvt: Add framebuffer decoder support
> 
>   Hi,
> 
> > +static struct pixel_format bdw_pixel_formats[] = {
> > +	{DRM_FORMAT_C8, 8, "8-bit Indexed"},
> 
> > +static struct pixel_format skl_pixel_formats[] = {
> > +	{DRM_FORMAT_YUYV, 16, "16-bit packed YUYV (8:8:8:8 MSB-
> > V:Y2:U:Y1)"},
> 
> Broadwell and Skylake.
> 
> What is the state for newer chipsets?
> 
> Is Kabylake supported by gvt meanwhile?  Does it need specific fb decoder
> support, or is it compatible with skylake?
Kabylake is supported by gvt. And the fb part should be compatible with skylake. But I haven't tested it yet.
Besides, the current version needs to add some platform checking logic to support Kabylake.
Thanks.

BR,
Tina
> 
> cheers,
>   Gerd
> 
> _______________________________________________
> intel-gvt-dev mailing list
> intel-gvt-dev@...ts.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gvt-dev

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