From patchwork Tue Aug 27 06:40:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Murthy, Arun R" X-Patchwork-Id: 13778990 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 DF34DC5472F for ; Tue, 27 Aug 2024 06:50:35 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 672D510E293; Tue, 27 Aug 2024 06:50:35 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="SHPHy4wA"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id 6D73110E28E; Tue, 27 Aug 2024 06:50:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724741435; x=1756277435; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=znMumxJck9K4EAhlaSRRdsOMizhbfaZrZQJy1om3m5Y=; b=SHPHy4wAlONTRIzMygUYWDpmBNq68n5c4fn0yaKIXAOYMGTTqOw1Fnob gepbIerMiD6a2rDInMhiWSWAsdm8lcj9opMPCr80Iu/lDOgoEbiwGcN1j RXediF6NNkM5+ki8B2BOcco4/6KUbC3esrio9AH00Neb4y+UMUwJYSkyn /R2X3duavBi6rblq9NKqjbMHwGhzLiFj4LC5+OrbMRJlzDJ/5ZwrWgefu K3zlAJveCp7hgwVRxcfhQYTN085jILaDT7psKe9l4Ds2gROdyDgs0LtCk C2Auo/g7+JpdvkTRWdSjhXkg9LY7QjHKCTQlrZ1XUP+7w3OdgZACi33f3 Q==; X-CSE-ConnectionGUID: ESADzepFQ4Sv85oKgtZSDQ== X-CSE-MsgGUID: YduydxnMTCCGme000uXMxQ== X-IronPort-AV: E=McAfee;i="6700,10204,11176"; a="23005698" X-IronPort-AV: E=Sophos;i="6.10,179,1719903600"; d="scan'208";a="23005698" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa112.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Aug 2024 23:50:34 -0700 X-CSE-ConnectionGUID: 0kQcCHjoTp6IM6qodhI0Rg== X-CSE-MsgGUID: bvbrF1X9S5KT7isN94P3Gg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,179,1719903600"; d="scan'208";a="62594288" Received: from srr4-3-linux-106-armuthy.iind.intel.com ([10.190.238.56]) by orviesa010.jf.intel.com with ESMTP; 26 Aug 2024 23:50:33 -0700 From: Arun R Murthy To: intel-xe@lists.freedesktop.org, intel-gfx@lists.freedesktop.org Cc: Arun R Murthy Subject: [PATCH] drm/i915/display: BMG supports UHBR13.5 Date: Tue, 27 Aug 2024 12:10:47 +0530 Message-Id: <20240827064047.132278-1-arun.r.murthy@intel.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 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" UHBR20 is not supported by battlemage and the maximum link rate supported is UHBR13.5 HSD: 16023263677 Signed-off-by: Arun R Murthy --- drivers/gpu/drm/i915/display/intel_dp.c | 13 +++++++++++-- 1 file changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 789c2f78826d..3232ec4b2889 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -528,6 +528,10 @@ static void intel_dp_set_source_rates(struct intel_dp *intel_dp) { /* The values must be in increasing order */ + static const int bmg_rates[] = { + 162000, 216000, 243000, 270000, 324000, 432000, 540000, 675000, + 810000, 1000000, 1350000, + }; static const int mtl_rates[] = { 162000, 216000, 243000, 270000, 324000, 432000, 540000, 675000, 810000, 1000000, 2000000, @@ -558,8 +562,13 @@ intel_dp_set_source_rates(struct intel_dp *intel_dp) intel_dp->source_rates || intel_dp->num_source_rates); if (DISPLAY_VER(dev_priv) >= 14) { - source_rates = mtl_rates; - size = ARRAY_SIZE(mtl_rates); + if (IS_DGFX(dev_priv)) { + source_rates = bmg_rates; + size = ARRAY_SIZE(bmg_rates); + } else { + source_rates = mtl_rates; + size = ARRAY_SIZE(mtl_rates); + } max_rate = mtl_max_source_rate(intel_dp); } else if (DISPLAY_VER(dev_priv) >= 11) { source_rates = icl_rates;