From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id DFD9E10E5F8 for ; Fri, 5 Jan 2024 13:35:14 +0000 (UTC) Message-ID: <423b2282-d63d-4e6f-ae2f-4c490a7390be@intel.com> Date: Fri, 5 Jan 2024 15:35:35 +0200 Subject: Re: [PATCH] lib: sync i915_pciids.h with kernel Content-Language: en-US To: Jani Nikula , Kamil Konieczny , "igt-dev@lists.freedesktop.org" , "Borah, Chaitanya Kumar" , Juha-Pekka Heikkila , "Garg, Nemesa" , "Roper, Matthew D" References: <20231212090841.2060493-1-chaitanya.kumar.borah@intel.com> <20231214143628.xyisz4tovwg3jjo2@kamilkon-desk.igk.intel.com> <20231218161918.dj4b5zqdzwogdbkg@kamilkon-desk.igk.intel.com> <20231219070042.l5yhwd6lmoe7chvn@kamilkon-desk.igk.intel.com> <7297abc4-309a-4ca8-a606-498b3abd0c2a@intel.com> <87plyfykqo.fsf@intel.com> From: Lionel Landwerlin In-Reply-To: <87plyfykqo.fsf@intel.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit MIME-Version: 1.0 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: igt-dev-bounces@lists.freedesktop.org Sender: "igt-dev" List-ID: On 05/01/2024 15:26, Jani Nikula wrote: > On Fri, 22 Dec 2023, Lionel Landwerlin wrote: >> The reason we need to differentiate GT2/GT3 skus is that they require a >> different programming to get performance metrics. > Please explain why this isn't abstracted in the kernel, and why this > needs PCI ID level identification in userspace. > > BR, > Jani. You want us to elaborate on "require a different programming" ? -Lionel