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 874C9C46467 for ; Mon, 16 Jan 2023 11:19:42 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 01CB710E3CC; Mon, 16 Jan 2023 11:19:42 +0000 (UTC) Received: from mga06.intel.com (mga06b.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id D515410E3CC for ; Mon, 16 Jan 2023 11:19:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1673867980; x=1705403980; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=uBEl5oRupbfA0VyNcIU/qVBLZaV4Uj2WZoQBv91g+WY=; b=AKqEkr+RvdIthZPfVz3+3RQrzZ2r3VFVv0fROctSbm25NnPuZYW85ATS HkRFExhTc31JlMASwjkFDhv613NpEN+COaDW81ORt3Nmv7vLk70QxyXXS 3Fl5d5oiFXd1WV3kIrWsQhLKHt1u3akNdzsvxtLKrxaN0HEuWTBQeoLiT U4C/QGLA4Q0v3F2zzDAnO2TjdoTluHUEeeTjqcXUJAO71E0PM3fPbd2q8 Pd/J77kU/AS1xb5sS3KzA7b7N5H4DKCS4LjIxcd+1etULqW7I9NnARCt8 ASNwRZ+/myKVltdzjaeF6cpqU31R3MXUETAi9sY1jTfJGf8qiegrmDnJM A==; X-IronPort-AV: E=McAfee;i="6500,9779,10591"; a="386785788" X-IronPort-AV: E=Sophos;i="5.97,220,1669104000"; d="scan'208";a="386785788" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Jan 2023 03:19:40 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10591"; a="689459326" X-IronPort-AV: E=Sophos;i="5.97,220,1669104000"; d="scan'208";a="689459326" Received: from unknown (HELO slisovsk-Lenovo-ideapad-720S-13IKB.fi.intel.com) ([10.237.72.65]) by orsmga008.jf.intel.com with ESMTP; 16 Jan 2023 03:19:38 -0800 From: Stanislav Lisovskiy To: intel-gfx@lists.freedesktop.org Date: Mon, 16 Jan 2023 13:19:35 +0200 Message-Id: <20230116111937.875-1-stanislav.lisovskiy@intel.com> X-Mailer: git-send-email 2.37.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Subject: [Intel-gfx] [PATCH 0/2] We need to have additional checks for DP MST UHBR 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" According to BSpec UHBR might hit hw limitation which must be checked. So this series adds first some generic checker function, which might be used to add this or similar checks in future, then we introduce that particular UHBR check. Stanislav Lisovskiy (2): drm/i915: Add generic constraint checker when determining DP MST DSC bpp drm/i915: Implement UHBR bandwidth check drivers/gpu/drm/i915/display/intel_dp_mst.c | 26 +++++++++++++++++++-- 1 file changed, 24 insertions(+), 2 deletions(-) -- 2.37.3