From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2DCF1C61DA4 for ; Thu, 16 Feb 2023 10:52:43 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8071910ED19; Thu, 16 Feb 2023 10:52:42 +0000 (UTC) Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by gabe.freedesktop.org (Postfix) with ESMTPS id DCBE510ED19 for ; Thu, 16 Feb 2023 10:52:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1676544759; x=1708080759; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=rVmjU2kKhQmgyqWGXq+JVQpMGi6yz1rT+EQskxpvfPY=; b=mxxjyL8QiXePtNtV62cqPQeEzzt41g9BrRz3Sn4oaPqhXV6KXGFAyqie TGGLkNec5H8XmTyUvc7QY4El56qC70dX1VPLOQnOHO/zOiXo3C46ML/Wg 2enCEolVDrUTUC+aheuqQPVtWwGmVn1TyCies12rlApUpicQj2IrGTKPo 6iHlFSZW1juOXOa9KqNYdK7/ix3GwoLHk6k3JJFNnx245lRBgkzXIIqce s3bQf7dot0lYJl6EAWDbbyqBVwem2qI57DcCpxpjQdgbZj0dcey3C7ygq jElWk1VmxQlh2MduO/9dDMgAx2NryV0C3OwChtCDzkVBN2EOrh705pQVb A==; X-IronPort-AV: E=McAfee;i="6500,9779,10622"; a="315365010" X-IronPort-AV: E=Sophos;i="5.97,302,1669104000"; d="scan'208";a="315365010" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Feb 2023 02:52:39 -0800 X-IronPort-AV: E=McAfee;i="6500,9779,10622"; a="702513721" X-IronPort-AV: E=Sophos;i="5.97,302,1669104000"; d="scan'208";a="702513721" Received: from aaronov-mobl1.ger.corp.intel.com (HELO localhost) ([10.252.37.86]) by orsmga001-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Feb 2023 02:52:36 -0800 From: Jani Nikula To: Chaitanya Kumar Borah , intel-gfx@lists.freedesktop.org In-Reply-To: <20230130100806.1373883-1-chaitanya.kumar.borah@intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <20230130100806.1373883-1-chaitanya.kumar.borah@intel.com> Date: Thu, 16 Feb 2023 12:52:33 +0200 Message-ID: <87ilg1287i.fsf@intel.com> MIME-Version: 1.0 Content-Type: text/plain Subject: Re: [Intel-gfx] [RFC 0/2] Add new CDCLK step for RPL-U 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: ville.syrjala@intel.com Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" On Mon, 30 Jan 2023, Chaitanya Kumar Borah wrote: > A new step of 480MHz has been added on SKUs that have an RPL-U > device id. This particular step is to support 120Hz panels > more efficiently. > > This patchset adds a new table to include this new CDCLK > step. Details can be found in BSpec entry 55409. > > Create a new sub-platform to identify RPL-U which will enable > us to make the differentiation during CDCLK initialization. Thanks, pushed the series to drm-intel-next. BR, Jani. > > Furthermore, we need to make a distinction between ES (Engineering > Sample) and QS (Quality Sample) parts as this change comes only > to QS parts. This version of the patch does not include this change > as we are yet to make a decision if this particular part needs > to be upstreamed.(see comments on revision 2) > > Chaitanya Kumar Borah (2): > drm/i915: Add RPL-U sub platform > drm/i915/display: Add 480 MHz CDCLK steps for RPL-U > > drivers/gpu/drm/i915/display/intel_cdclk.c | 26 ++++++++++++++++++++++ > drivers/gpu/drm/i915/i915_drv.h | 2 ++ > drivers/gpu/drm/i915/intel_device_info.c | 7 ++++++ > drivers/gpu/drm/i915/intel_device_info.h | 1 + > include/drm/i915_pciids.h | 12 ++++++---- > 5 files changed, 44 insertions(+), 4 deletions(-) -- Jani Nikula, Intel Open Source Graphics Center