From patchwork Thu Aug 12 05:48:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Manna, Animesh" X-Patchwork-Id: 12432555 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E9346C4338F for ; Thu, 12 Aug 2021 06:10:29 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id AD27360C3F for ; Thu, 12 Aug 2021 06:10:29 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org AD27360C3F Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E5BAA6E252; Thu, 12 Aug 2021 06:10:28 +0000 (UTC) Received: from mga14.intel.com (mga14.intel.com [192.55.52.115]) by gabe.freedesktop.org (Postfix) with ESMTPS id 29FA86E20A for ; Thu, 12 Aug 2021 06:10:20 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10073"; a="215017902" X-IronPort-AV: E=Sophos;i="5.84,315,1620716400"; d="scan'208";a="215017902" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga103.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Aug 2021 23:10:20 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.84,315,1620716400"; d="scan'208";a="676648433" Received: from amanna.iind.intel.com ([10.223.74.76]) by fmsmga005.fm.intel.com with ESMTP; 11 Aug 2021 23:10:18 -0700 From: Animesh Manna To: intel-gfx@lists.freedesktop.org Cc: Animesh Manna , Jani Nikula , Imre Deak Date: Thu, 12 Aug 2021 11:18:04 +0530 Message-Id: <20210812054806.22745-4-animesh.manna@intel.com> X-Mailer: git-send-email 2.29.0 In-Reply-To: <20210812054806.22745-1-animesh.manna@intel.com> References: <20210812054806.22745-1-animesh.manna@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 3/5] drm/i915/dp: fix EHL/JSL max source rates calculation 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Only higher voltage sku can support HBR3 so a condition check added in max source rate calculation for ehl/jsl. Bspec: 32247, 20598 Cc: Jani Nikula Cc: Imre Deak Signed-off-by: Animesh Manna Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_dp.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 42b29948bc72..d27f29477713 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -248,7 +248,11 @@ static int icl_max_source_rate(struct intel_dp *intel_dp) static int ehl_max_source_rate(struct intel_dp *intel_dp) { - if (intel_dp_is_edp(intel_dp)) + struct intel_digital_port *dig_port = dp_to_dig_port(intel_dp); + struct drm_i915_private *dev_priv = to_i915(dig_port->base.base.dev); + enum phy phy = intel_port_to_phy(dev_priv, dig_port->base.port); + + if (intel_dp_is_edp(intel_dp) || is_low_voltage_sku(dev_priv, phy)) return 540000; return 810000;