From patchwork Thu Jan 4 08:23:16 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Navare, Manasi" X-Patchwork-Id: 10144251 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id A928E6034B for ; Thu, 4 Jan 2018 08:20:30 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9967228068 for ; Thu, 4 Jan 2018 08:20:30 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8D6DA2839C; Thu, 4 Jan 2018 08:20:30 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 4CE4428068 for ; Thu, 4 Jan 2018 08:20:30 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id B21E86E0E7; Thu, 4 Jan 2018 08:19:40 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mga06.intel.com (mga06.intel.com [134.134.136.31]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8B0286E0E7 for ; Thu, 4 Jan 2018 08:19:39 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga004.jf.intel.com ([10.7.209.38]) by orsmga104.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 04 Jan 2018 00:19:38 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.45,506,1508828400"; d="scan'208";a="164085346" Received: from labuser-z97x-ud5h.jf.intel.com ([10.54.75.151]) by orsmga004.jf.intel.com with ESMTP; 04 Jan 2018 00:19:38 -0800 From: Manasi Navare To: gfx-internal-devel@eclists.intel.com Subject: [PATCH v2 1/5] drm/dp: Add DP DSC DPCD receiver capability size define and missing SHIFT Date: Thu, 4 Jan 2018 00:23:16 -0800 Message-Id: <1515054200-11435-1-git-send-email-manasi.d.navare@intel.com> X-Mailer: git-send-email 2.7.4 Cc: Manasi Navare , dri-devel@lists.freedesktop.org, Anusha Srivatsa X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP This patch defines the DP DSC receiver capability size that gives total number of DP DSC DPCD registers. This also adds a missing SHIFT define missed in the commit id (ab6a46ea6842ce "Add DPCD definitions for DP 1.4 DSC feature") v2: * Missed the SHIFT define that I mentioned in the message Cc: Jani Nikula Cc: Ville Syrjala Cc: Anusha Srivatsa Cc: dri-devel@lists.freedesktop.org Signed-off-by: Manasi Navare Reviewed-by: Anusha Srivatsa --- include/drm/drm_dp_helper.h | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h index da58a42..06e41b2 100644 --- a/include/drm/drm_dp_helper.h +++ b/include/drm/drm_dp_helper.h @@ -223,6 +223,8 @@ #define DP_DSC_MAX_BITS_PER_PIXEL_LOW 0x067 /* eDP 1.4 */ #define DP_DSC_MAX_BITS_PER_PIXEL_HI 0x068 /* eDP 1.4 */ +# define DP_DSC_MAX_BITS_PER_PIXEL_HI_MASK (0x3 << 0) +# define DP_DSC_MAX_BITS_PER_PIXEL_HI_SHIFT 8 #define DP_DSC_DEC_COLOR_FORMAT_CAP 0x069 # define DP_DSC_RGB (1 << 0) @@ -271,6 +273,7 @@ # define DP_DSC_THROUGHPUT_MODE_1_1000 (14 << 4) #define DP_DSC_MAX_SLICE_WIDTH 0x06C +#define DP_DSC_MAX_SLICE_WIDTH_VALUE 2560 #define DP_DSC_SLICE_CAP_2 0x06D # define DP_DSC_16_PER_DP_DSC_SINK (1 << 0) @@ -894,6 +897,7 @@ u8 drm_dp_get_adjust_request_pre_emphasis(const u8 link_status[DP_LINK_STATUS_SI #define DP_BRANCH_OUI_HEADER_SIZE 0xc #define DP_RECEIVER_CAP_SIZE 0xf +#define DP_DSC_RECEIVER_CAP_SIZE 0xf #define EDP_PSR_RECEIVER_CAP_SIZE 2 #define EDP_DISPLAY_CTL_CAP_SIZE 3