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 X-Spam-Level: X-Spam-Status: No, score=-11.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,NICE_REPLY_A, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=unavailable 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 A11E4C433DF for ; Tue, 20 Oct 2020 09:48:04 +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 40A4722242 for ; Tue, 20 Oct 2020 09:48:03 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 40A4722242 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id E99866EC29; Tue, 20 Oct 2020 09:48:00 +0000 (UTC) Received: from mga12.intel.com (mga12.intel.com [192.55.52.136]) by gabe.freedesktop.org (Postfix) with ESMTPS id 147566EC24; Tue, 20 Oct 2020 09:48:00 +0000 (UTC) IronPort-SDR: 4Wf0A9VQS2mJXPk2uwCoOLE6f4J6wNR1+4yVwf1A26Q4cAJWh4URHsGv9suR+wJC2zIZsU1aTL eHwSCurhhEJA== X-IronPort-AV: E=McAfee;i="6000,8403,9779"; a="146476097" X-IronPort-AV: E=Sophos;i="5.77,396,1596524400"; d="scan'208";a="146476097" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Oct 2020 02:47:59 -0700 IronPort-SDR: YLl+tuvLOZJarVxhlNfLLufJ7DJEG1B6+h2/mamvk0zcSUgqc4JZCAX81Qw9zfA+7rVmLHscWq zKfx0OLuUzyA== X-IronPort-AV: E=Sophos;i="5.77,396,1596524400"; d="scan'208";a="532993174" Received: from pshakya-mobl1.gar.corp.intel.com (HELO [10.252.55.30]) ([10.252.55.30]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Oct 2020 02:47:57 -0700 To: Jani Nikula , Anshuman Gupta , dri-devel@lists.freedesktop.org, intel-gfx@lists.freedesktop.org References: <20201019071259.24566-1-anshuman.gupta@intel.com> <8736299qtu.fsf@intel.com> From: Maarten Lankhorst Message-ID: <5fb7a376-d520-97e0-54cd-6174019ce1d1@linux.intel.com> Date: Tue, 20 Oct 2020 11:47:55 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.3.3 MIME-Version: 1.0 In-Reply-To: <8736299qtu.fsf@intel.com> Content-Language: en-US Subject: Re: [Intel-gfx] [RFC] drm/hdcp: Max MST content streams 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: Sean Paul , Thomas Zimmermann , Maxime Ripard Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Op 20-10-2020 om 11:42 schreef Jani Nikula: > On Mon, 19 Oct 2020, Anshuman Gupta wrote: >> Let's define Maximum MST content streams up to four >> generically which can be supported by modern display >> controllers. >> >> Cc: Sean Paul >> Cc: Ramalingam C >> Signed-off-by: Anshuman Gupta > Hey drm-misc maintainers, > > I'd like to get an ack to merge this via drm-intel as part of [1]. > > Thanks, > Jani. > > > > [1] http://lore.kernel.org/r/20201014045252.13608-1-anshuman.gupta@intel.com > > > >> --- >> include/drm/drm_hdcp.h | 8 ++++---- >> 1 file changed, 4 insertions(+), 4 deletions(-) >> >> diff --git a/include/drm/drm_hdcp.h b/include/drm/drm_hdcp.h >> index fe58dbb46962..ac22c246542a 100644 >> --- a/include/drm/drm_hdcp.h >> +++ b/include/drm/drm_hdcp.h >> @@ -101,11 +101,11 @@ >> >> /* Following Macros take a byte at a time for bit(s) masking */ >> /* >> - * TODO: This has to be changed for DP MST, as multiple stream on >> - * same port is possible. >> - * For HDCP2.2 on HDMI and DP SST this value is always 1. >> + * TODO: HDCP_2_2_MAX_CONTENT_STREAMS_CNT is based upon actual >> + * H/W MST streams capacity. >> + * This required to be moved out to platform specific header. >> */ >> -#define HDCP_2_2_MAX_CONTENT_STREAMS_CNT 1 >> +#define HDCP_2_2_MAX_CONTENT_STREAMS_CNT 4 >> #define HDCP_2_2_TXCAP_MASK_LEN 2 >> #define HDCP_2_2_RXCAPS_LEN 3 >> #define HDCP_2_2_RX_REPEATER(x) ((x) & BIT(0)) Well since it's such a small change.. Acked-by: Maarten Lankhorst _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx