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From: Dexuan Cui <decui@microsoft.com>
To: Deepak Rawat <drawat.floss@gmail.com>,
	"linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
	"dri-devel@lists.freedesktop.org"
	<dri-devel@lists.freedesktop.org>
Cc: Wei Liu <wei.liu@kernel.org>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	David Airlie <airlied@linux.ie>,
	Haiyang Zhang <haiyangz@microsoft.com>,
	Michael Kelley <mikelley@microsoft.com>,
	Jork Loeser <Jork.Loeser@microsoft.com>,
	Wei Hu <weh@microsoft.com>, KY Srinivasan <kys@microsoft.com>
Subject: RE: [RFC PATCH 1/2] drm/hyperv: Add DRM driver for hyperv synthetic video device
Date: Tue, 23 Jun 2020 02:31:20 +0000	[thread overview]
Message-ID: <HK0P153MB03224C17D736FF164209F6DABF940@HK0P153MB0322.APCP153.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <20200622110623.113546-2-drawat.floss@gmail.com>

> From: linux-hyperv-owner@vger.kernel.org
> <linux-hyperv-owner@vger.kernel.org> On Behalf Of Deepak Rawat
> Sent: Monday, June 22, 2020 4:06 AM
> 
> DRM driver for hyperv synthetic video device, based on hyperv_fb
> framebuffer driver. Also added config option "DRM_HYPERV" to enabled
> this driver.

Hi Deepak,
I had a quick look and overall the patch as v1 looks good to me. 

Some quick comments:
1. hyperv_vmbus_probe() assumes the existence of the PCI device, which
is not true in a Hyper-V Generation-2 VM.

2. It looks some other functionality in the hyperv_fb driver has not been
implemented in this new driver either, e.g. the handling of the
SYNTHVID_FEATURE_CHANGE msg.

Thanks,
-- Dexuan
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  parent reply	other threads:[~2020-06-23  7:49 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-22 11:06 [RFC PATCH 0/2] DRM driver for hyper-v synthetic video device Deepak Rawat
2020-06-22 11:06 ` [RFC PATCH 1/2] drm/hyperv: Add DRM driver for hyperv " Deepak Rawat
2020-06-22 12:46   ` Gerd Hoffmann
2020-06-22 22:20     ` Deepak Rawat
2020-06-23  9:42       ` Daniel Vetter
2020-06-23 16:17         ` Gerd Hoffmann
2020-06-25  0:47           ` Deepak Rawat
2020-06-22 15:19   ` Sam Ravnborg
2020-06-22 22:43     ` Deepak Rawat
2020-06-23  7:59     ` Thomas Zimmermann
2020-06-23  9:12       ` Deepak Rawat
2020-06-23  9:19         ` Thomas Zimmermann
2020-06-23  2:31   ` Dexuan Cui [this message]
2020-06-23  6:48     ` Deepak Rawat
2020-06-23 21:58       ` Dexuan Cui
2020-06-22 11:06 ` [RFC PATCH 2/2] MAINTAINERS: Add maintainer for hyperv " Deepak Rawat
2020-06-28 23:01 ` [RFC PATCH 0/2] DRM driver for hyper-v synthetic " Daniel Vetter
2020-09-10  8:19 [RFC PATCH 1/2] drm/hyperv: Add DRM driver for hyperv " Tang, Shaofeng
2020-09-11  0:38 ` Deepak Rawat
2020-11-15  9:14   ` Thomas Zimmermann
2020-11-15 17:55     ` Deepak Rawat
2020-11-15 18:58       ` Thomas Zimmermann
2020-11-16  9:58         ` Daniel Vetter
2020-11-16 16:36           ` Deepak Rawat
2020-09-28 15:58 Marcin Skarbek

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