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Fri, 13 Sep 2019 06:38:42 +0000 From: Dexuan Cui To: Michael Kelley , Wei Hu , "b.zolnierkie@samsung.com" , "linux-hyperv@vger.kernel.org" , "dri-devel@lists.freedesktop.org" , "linux-fbdev@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Stephen Hemminger , "sashal@kernel.org" , Haiyang Zhang , KY Srinivasan CC: Iouri Tarassov Subject: RE: [PATCH v4] video: hyperv: hyperv_fb: Obtain screen resolution from Hyper-V host Thread-Topic: [PATCH v4] video: hyperv: hyperv_fb: Obtain screen resolution from Hyper-V host Thread-Index: AQHVY8n1ZHStyEKyQEWtq6qT8x1cIqcdHi/QgAwV3LA= Date: Fri, 13 Sep 2019 06:38:42 +0000 Message-ID: References: <20190905091120.16761-1-weh@microsoft.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Enabled=True; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_SiteId=72f988bf-86f1-41af-91ab-2d7cd011db47; MSIP_Label_f42aa342-8706-4288-bd11-ebb85995028c_Owner=mikelley@ntdev.microsoft.com; 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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6550ad53-6303-4ebc-b762-08d738150527 X-MS-Exchange-CrossTenant-originalarrivaltime: 13 Sep 2019 06:38:42.3934 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: ssKiQVeBgMhUvhkoWZf8N1aZ6/T2Y6PQrfjzhuWSApTsAeP6fhjAXwJ7pH7YKhKuwsV8qBvEG7mDv/zBMisa2g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PU1P153MB0153 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > From: Michael Kelley > Sent: Thursday, September 5, 2019 7:06 AM >=20 > From: Wei Hu Sent: Thursday, September 5, 2019 2:12 > AM > > > > Beginning from Windows 10 RS5+, VM screen resolution is obtained from > host. > > The "video=3Dhyperv_fb" boot time option is not needed, but still can b= e > > used to overwrite what the host specifies. The VM resolution on the hos= t > > could be set by executing the powershell "set-vmvideo" command. > > > > Signed-off-by: Iouri Tarassov > > Signed-off-by: Wei Hu > > --- > > v2: > > - Implemented fallback when version negotiation failed. > > - Defined full size for supported_resolution array. > > > > v3: > > - Corrected the synthvid major and minor version comparison problem= . > > > > v4: > > - Changed function name to synthvid_ver_ge(). > > > > drivers/video/fbdev/hyperv_fb.c | 159 > +++++++++++++++++++++++++++++--- > > 1 file changed, 147 insertions(+), 12 deletions(-) > > >=20 > Reviewed-by: Michael Kelley Looks good to me. Reviewed-by: Dexuan Cui