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=-9.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 9B9A4C4363A for ; Tue, 27 Oct 2020 06:41:08 +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 456D72080A for ; Tue, 27 Oct 2020 06:41:08 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 456D72080A Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 9DD226EB0F; Tue, 27 Oct 2020 06:41:07 +0000 (UTC) Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by gabe.freedesktop.org (Postfix) with ESMTPS id C84026EB0F; Tue, 27 Oct 2020 06:41:06 +0000 (UTC) IronPort-SDR: shMCfhBzadv2VBsDtHzlfUcnE4J9Fds+Wt2oMfCE1KzOo/ok3Y5nFWbcTf1AcaeEM5Xkv81we3 lhJlnU+IXvDA== X-IronPort-AV: E=McAfee;i="6000,8403,9786"; a="252733904" X-IronPort-AV: E=Sophos;i="5.77,422,1596524400"; d="scan'208";a="252733904" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Oct 2020 23:41:05 -0700 IronPort-SDR: dJ2sxjtXW03FXJW4ZvQ5YcJA8rZ6QFiWYHGaiwKFlXTImX29t7oy2+I2EjnZyJnhfUemKCM3PO 0YsWRuNagNuw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,422,1596524400"; d="scan'208";a="360644583" Received: from fmsmsx605.amr.corp.intel.com ([10.18.126.85]) by FMSMGA003.fm.intel.com with ESMTP; 26 Oct 2020 23:41:05 -0700 Received: from bgsmsx604.gar.corp.intel.com (10.67.234.6) by fmsmsx605.amr.corp.intel.com (10.18.126.85) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 26 Oct 2020 23:41:04 -0700 Received: from bgsmsx604.gar.corp.intel.com (10.67.234.6) by BGSMSX604.gar.corp.intel.com (10.67.234.6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Tue, 27 Oct 2020 12:11:02 +0530 Received: from bgsmsx604.gar.corp.intel.com ([10.67.234.6]) by BGSMSX604.gar.corp.intel.com ([10.67.234.6]) with mapi id 15.01.1713.004; Tue, 27 Oct 2020 12:11:02 +0530 From: "Shankar, Uma" To: "Gupta, Anshuman" , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" Subject: RE: [PATCH v3 11/16] drm/hdcp: Max MST content streams Thread-Topic: [PATCH v3 11/16] drm/hdcp: Max MST content streams Thread-Index: AQHWqTkEY+aVRDeWaEesgWeBU5KesKmrBKZA Date: Tue, 27 Oct 2020 06:41:02 +0000 Message-ID: <479559edb3414fa4a88d5c391ba06339@intel.com> References: <20201023122112.15265-1-anshuman.gupta@intel.com> <20201023122112.15265-12-anshuman.gupta@intel.com> In-Reply-To: <20201023122112.15265-12-anshuman.gupta@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 x-originating-ip: [10.223.10.1] MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: "Nikula, Jani" , "seanpaul@chromium.org" , "Gupta, Anshuman" , "Li, Juston" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" > -----Original Message----- > From: Anshuman Gupta > Sent: Friday, October 23, 2020 5:51 PM > To: intel-gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org > Cc: seanpaul@chromium.org; Nikula, Jani ; C, > Ramalingam ; Li, Juston ; > Shankar, Uma ; Gupta, Anshuman > ; Maarten Lankhorst > > Subject: [PATCH v3 11/16] drm/hdcp: Max MST content streams > > Let's define Maximum MST content streams up to four generically which can be > supported by modern display controllers. Looks Good to me. Reviewed-by: Uma Shankar > Cc: Sean Paul > Cc: Ramalingam C > Acked-by: Maarten Lankhorst > Signed-off-by: Anshuman Gupta > --- > 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)) > -- > 2.26.2 _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel 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=-9.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 15AE1C388F9 for ; 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a="252733904" X-IronPort-AV: E=Sophos;i="5.77,422,1596524400"; d="scan'208";a="252733904" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 26 Oct 2020 23:41:05 -0700 IronPort-SDR: dJ2sxjtXW03FXJW4ZvQ5YcJA8rZ6QFiWYHGaiwKFlXTImX29t7oy2+I2EjnZyJnhfUemKCM3PO 0YsWRuNagNuw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.77,422,1596524400"; d="scan'208";a="360644583" Received: from fmsmsx605.amr.corp.intel.com ([10.18.126.85]) by FMSMGA003.fm.intel.com with ESMTP; 26 Oct 2020 23:41:05 -0700 Received: from bgsmsx604.gar.corp.intel.com (10.67.234.6) by fmsmsx605.amr.corp.intel.com (10.18.126.85) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Mon, 26 Oct 2020 23:41:04 -0700 Received: from bgsmsx604.gar.corp.intel.com (10.67.234.6) by BGSMSX604.gar.corp.intel.com (10.67.234.6) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Tue, 27 Oct 2020 12:11:02 +0530 Received: from bgsmsx604.gar.corp.intel.com ([10.67.234.6]) by BGSMSX604.gar.corp.intel.com ([10.67.234.6]) with mapi id 15.01.1713.004; Tue, 27 Oct 2020 12:11:02 +0530 From: "Shankar, Uma" To: "Gupta, Anshuman" , "intel-gfx@lists.freedesktop.org" , "dri-devel@lists.freedesktop.org" Thread-Topic: [PATCH v3 11/16] drm/hdcp: Max MST content streams Thread-Index: AQHWqTkEY+aVRDeWaEesgWeBU5KesKmrBKZA Date: Tue, 27 Oct 2020 06:41:02 +0000 Message-ID: <479559edb3414fa4a88d5c391ba06339@intel.com> References: <20201023122112.15265-1-anshuman.gupta@intel.com> <20201023122112.15265-12-anshuman.gupta@intel.com> In-Reply-To: <20201023122112.15265-12-anshuman.gupta@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: dlp-product: dlpe-windows dlp-reaction: no-action dlp-version: 11.5.1.3 x-originating-ip: [10.223.10.1] MIME-Version: 1.0 Subject: Re: [Intel-gfx] [PATCH v3 11/16] 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: "Nikula, Jani" , "seanpaul@chromium.org" Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" > -----Original Message----- > From: Anshuman Gupta > Sent: Friday, October 23, 2020 5:51 PM > To: intel-gfx@lists.freedesktop.org; dri-devel@lists.freedesktop.org > Cc: seanpaul@chromium.org; Nikula, Jani ; C, > Ramalingam ; Li, Juston ; > Shankar, Uma ; Gupta, Anshuman > ; Maarten Lankhorst > > Subject: [PATCH v3 11/16] drm/hdcp: Max MST content streams > > Let's define Maximum MST content streams up to four generically which can be > supported by modern display controllers. Looks Good to me. Reviewed-by: Uma Shankar > Cc: Sean Paul > Cc: Ramalingam C > Acked-by: Maarten Lankhorst > Signed-off-by: Anshuman Gupta > --- > 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)) > -- > 2.26.2 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx