From patchwork Wed Oct 13 23:36:31 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Chrisanthus, Anitha" X-Patchwork-Id: 12557527 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 mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id EAD13C433FE for ; Wed, 13 Oct 2021 23:37:44 +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 BC6FB610FE for ; Wed, 13 Oct 2021 23:37:44 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.4.1 mail.kernel.org BC6FB610FE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2BC976E892; Wed, 13 Oct 2021 23:37:42 +0000 (UTC) Received: from mga02.intel.com (mga02.intel.com [134.134.136.20]) by gabe.freedesktop.org (Postfix) with ESMTPS id C04E36E88F for ; Wed, 13 Oct 2021 23:37:38 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10136"; a="214719593" X-IronPort-AV: E=Sophos;i="5.85,371,1624345200"; d="scan'208";a="214719593" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Oct 2021 16:37:27 -0700 X-IronPort-AV: E=Sophos;i="5.85,371,1624345200"; d="scan'208";a="659743992" Received: from thollida-mobl.amr.corp.intel.com (HELO achrisan-desk3.intel.com) ([10.212.111.141]) by orsmga005-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Oct 2021 16:37:26 -0700 From: Anitha Chrisanthus To: dri-devel@lists.freedesktop.org, anitha.chrisanthus@intel.com Cc: sam@ravnborg.org, edmund.j.dea@intel.com Subject: [PATCH v3 6/7] drm/kmb: Enable ADV bridge after modeset Date: Wed, 13 Oct 2021 16:36:31 -0700 Message-Id: <20211013233632.471892-6-anitha.chrisanthus@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211013233632.471892-1-anitha.chrisanthus@intel.com> References: <20211013233632.471892-1-anitha.chrisanthus@intel.com> 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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" On KMB, ADV bridge must be programmed and powered on prior to MIPI DSI HW initialization. Fixes: 98521f4d4b4c ("drm/kmb: Mipi DSI part of the display driver") Signed-off-by: Anitha Chrisanthus --- drivers/gpu/drm/kmb/kmb_dsi.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/kmb/kmb_dsi.c b/drivers/gpu/drm/kmb/kmb_dsi.c index a0669b842ff5..7ab6b7b44cbc 100644 --- a/drivers/gpu/drm/kmb/kmb_dsi.c +++ b/drivers/gpu/drm/kmb/kmb_dsi.c @@ -1341,6 +1341,7 @@ static void connect_lcd_to_mipi(struct kmb_dsi *kmb_dsi) return; } + drm_bridge_chain_enable(adv_bridge); /* DISABLE MIPI->CIF CONNECTION */ regmap_write(msscam, MSS_MIPI_CIF_CFG, 0);