From patchwork Sat Nov 3 10:08:55 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 10666649 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id D24B317DB for ; Sat, 3 Nov 2018 14:23:34 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id C15252883F for ; Sat, 3 Nov 2018 14:23:34 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id B56F328915; Sat, 3 Nov 2018 14:23:34 +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=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, 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 7B0712883F for ; Sat, 3 Nov 2018 14:23:34 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2D97F6EEA3; Sat, 3 Nov 2018 14:23:27 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-pg1-x542.google.com (mail-pg1-x542.google.com [IPv6:2607:f8b0:4864:20::542]) by gabe.freedesktop.org (Postfix) with ESMTPS id B28B16E67D for ; Sat, 3 Nov 2018 10:09:59 +0000 (UTC) Received: by mail-pg1-x542.google.com with SMTP id i4-v6so2048949pgq.9 for ; Sat, 03 Nov 2018 03:09:59 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=RBoHpvI+yjf+sOpHt/smPITCJdlWMb7A2BR5EeBkj9A=; b=VpWQStLVSQnj4dOowODx6xTIEgtopxlzQZxGxXZZPy/EZI+OEcK3HANymfsR8A2Ezc gYMuKOVZhl6mz2r4ZJNF3yNF4QuW9XxT0WjLr0/rBAn4P4MZRg8E5TpUKQwl1PHBPBRf QD7FbKo1MOkHkwOREWvE8tg3dgRdDV2hX4OS8PzL3tiayUrUKjqD3Pwctd1DuGb+wcm7 ln/8D98VGeFGyhCY1wPuVoA1Wr2CcxYPDCOw8qJfOVsnAz08RWV1/VBTSWFAEXRhgfSV +pVMRqhyQWOYWk6QORcsTTPOGqJJPn1goIvxiyaMc3BMkVyUBDzESvXSoe2nXVnAygDz bcKQ== X-Gm-Message-State: AGRZ1gJG5DVRIV2GI/9Q2WIY5KpyHBE0SmHupRpQLpbkrBS0z8v4AVXM m4maz+f3wj6g6oEekS5XO5pJWQ== X-Google-Smtp-Source: AJdET5fvkLH/Lzgeh3GeP6t+bSHKP1D/+JGthSpCBYjf7HluzjfCeocHOInlOwAvJHC2dzASgahvVg== X-Received: by 2002:a63:460a:: with SMTP id t10-v6mr13818801pga.197.1541239799315; Sat, 03 Nov 2018 03:09:59 -0700 (PDT) Received: from localhost.localdomain ([2405:204:6094:3f7a:ed0a:fb74:1220:defe]) by smtp.gmail.com with ESMTPSA id z79-v6sm28466823pfl.33.2018.11.03.03.09.52 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sat, 03 Nov 2018 03:09:58 -0700 (PDT) From: Jagan Teki To: Maarten Lankhorst , Maxime Ripard , Sean Paul , David Airlie , Rob Herring , Chen-Yu Tsai , Icenowy Zheng , Jernej Skrabec , Vasily Khoruzhick , Thierry Reding , Mark Rutland , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Michael Trimarchi , TL Lim , linux-sunxi@googlegroups.com Subject: [PATCH 05/10] drm/sun4i: sun6i_mipi_dsi: Enable burst mode Date: Sat, 3 Nov 2018 15:38:55 +0530 Message-Id: <20181103100900.30313-6-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20181103100900.30313-1-jagan@amarulasolutions.com> References: <20181103100900.30313-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-Mailman-Approved-At: Sat, 03 Nov 2018 14:23:26 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Jagan Teki Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" X-Virus-Scanned: ClamAV using ClamSMTP Enable video_mode_burst bit from dsi base control register for burst mode display panels. Signed-off-by: Jagan Teki --- drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c index b6c01891df36..b18a01361f11 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c @@ -421,6 +421,10 @@ static void sun6i_dsi_setup_burst(struct sun6i_dsi *dsi, regmap_write(dsi->regs, SUN6I_DSI_BURST_LINE_REG, SUN6I_DSI_BURST_LINE_NUM(line_num) | SUN6I_DSI_BURST_LINE_SYNC_POINT(sync_point)); + + regmap_read(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, &val); + val |= SUN6I_DSI_BASIC_CTL_VIDEO_BURST; + regmap_write(dsi->regs, SUN6I_DSI_BASIC_CTL_REG, val); } static void sun6i_dsi_setup_inst_loop(struct sun6i_dsi *dsi,