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charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR11MB3177.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 6d14b7dd-96d5-4fc9-5dde-08da27f9c317 X-MS-Exchange-CrossTenant-originalarrivaltime: 27 Apr 2022 02:58:09.9149 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: CvnJZkvBQI3YTHRuHRTdL7w3ulK8+tiCGN2txlAZNjRzTB7eI5G0r6hO1hG1+m9aQg4f1CnWPv161IV5h1lYwQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM5PR11MB0010 X-OriginatorOrg: intel.com Subject: Re: [Intel-gfx] [PATCH] drm/i915: Support Async Flip on Linear buffers X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "intel-gfx@lists.freedesktop.org" Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" > On Tue, Apr 26, 2022 at 05:34:07PM +0530, Arun R Murthy wrote: > > Starting from Gen12 Async Flip is supported on linear buffers. >=20 > It's supported earlier than that. But IIRC there was some kind of GTT > alignment vs. async flip vs. FBC restriction that we weren't handling. >=20 Should I enable it for earlier Gen also, or is it fine to keep it with star= ting Gen 12. The only restriction that I see in Bspec is that during async flip changes to stride, pixel format, compression, FBC etc is not allowed and I see this is already taken care of. Am I missing anything? Thanks and Regards, Arun R Murthy --------------------