Message ID | 20181210161729.29720-7-jagan@amarulasolutions.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <dri-devel-bounces@lists.freedesktop.org> 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 6BF31112E for <patchwork-dri-devel@patchwork.kernel.org>; Tue, 11 Dec 2018 09:19:21 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5B12229E9D for <patchwork-dri-devel@patchwork.kernel.org>; Tue, 11 Dec 2018 09:19:21 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4F9F229EA9; Tue, 11 Dec 2018 09:19:21 +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 0302329E9D for <patchwork-dri-devel@patchwork.kernel.org>; Tue, 11 Dec 2018 09:19:21 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id AF73E89F47; Tue, 11 Dec 2018 09:18:57 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from mail-wr1-x444.google.com (mail-wr1-x444.google.com [IPv6:2a00:1450:4864:20::444]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2B0856EB2B for <dri-devel@lists.freedesktop.org>; Mon, 10 Dec 2018 16:17:56 +0000 (UTC) Received: by mail-wr1-x444.google.com with SMTP id 96so11108577wrb.2 for <dri-devel@lists.freedesktop.org>; Mon, 10 Dec 2018 08:17:56 -0800 (PST) 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=1E70xeoJgFDlzIA3oUYjw8e22CRq5X3bSrjLQMHtvYQ=; b=mjEdmGbuVVhWj6dwHRZDmtRUfPwd6A35W7JgB+r+gf76BKQysC8gEQdd0e7bHjFnjQ 6ztNoclNIZkYCNG6rU6cmBhHxYOJ2bdHJ3i2flX91xlOatiMJBrYK4t+4GA5IBHex72+ 2VAXPkpRYsYEmfZ63AR12hEuFZsy2mmuhUYJ+3KpSb/7N+rTutHIpYViAkfIMv+mJ5Ws O7AcvLWDMKJBfkMRsEPFln8NQ2ta1lD076zsLnxNBS5ZuUBhKou2FRXop1+coxWiMhGU Fu/vhubO1HkJAA2ju6Spe/3WRk8vSvqqCXqDjgJZYbDfVvnByE2S8ooEKjn4/+odxrTT pMgQ== X-Gm-Message-State: AA+aEWamimZpXraPl9nNfiTGwjqIfsOw9Jh+uUvvkJILPPsSGGEhRMe1 KMJ0+qSqik1KJkB74rpM4f+6YA== X-Google-Smtp-Source: AFSGD/V0RE8LG+FIsAjtBoW76+Ltv5cDn/pbtTDZAbRKucmXo2LBvuD0aJheiCDGz4F9Ll+4+gLGFA== X-Received: by 2002:adf:9361:: with SMTP id 88mr9946323wro.204.1544458674818; Mon, 10 Dec 2018 08:17:54 -0800 (PST) Received: from localhost.localdomain (ip-162-59.sn-213-198.clouditalia.com. [213.198.162.59]) by smtp.gmail.com with ESMTPSA id b13sm8397503wrn.28.2018.12.10.08.17.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 10 Dec 2018 08:17:54 -0800 (PST) From: Jagan Teki <jagan@amarulasolutions.com> To: Maxime Ripard <maxime.ripard@bootlin.com>, Chen-Yu Tsai <wens@csie.org>, Michael Turquette <mturquette@baylibre.com>, Stephen Boyd <sboyd@kernel.org> Subject: [PATCH v5 06/17] drm/sun4i: sun6i_mipi_dsi: Fix TCON DRQ set bits Date: Mon, 10 Dec 2018 21:47:18 +0530 Message-Id: <20181210161729.29720-7-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.18.0.321.gffc6fa0e3 In-Reply-To: <20181210161729.29720-1-jagan@amarulasolutions.com> References: <20181210161729.29720-1-jagan@amarulasolutions.com> MIME-Version: 1.0 X-Mailman-Approved-At: Tue, 11 Dec 2018 09:18:52 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Direct Rendering Infrastructure - Development <dri-devel.lists.freedesktop.org> List-Unsubscribe: <https://lists.freedesktop.org/mailman/options/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=unsubscribe> List-Archive: <https://lists.freedesktop.org/archives/dri-devel> List-Post: <mailto:dri-devel@lists.freedesktop.org> List-Help: <mailto:dri-devel-request@lists.freedesktop.org?subject=help> List-Subscribe: <https://lists.freedesktop.org/mailman/listinfo/dri-devel>, <mailto:dri-devel-request@lists.freedesktop.org?subject=subscribe> Cc: linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-sunxi <linux-sunxi@googlegroups.com>, Jagan Teki <jagan@amarulasolutions.com>, Michael Trimarchi <michael@amarulasolutions.com>, linux-amarula@amarulasolutions.com, linux-clk@vger.kernel.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" <dri-devel-bounces@lists.freedesktop.org> X-Virus-Scanned: ClamAV using ClamSMTP |
Series |
drm/sun4i: Allwinner A64 MIPI-DSI support
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expand
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diff --git a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c index cdd44a1307b3..c9b0222ebcd4 100644 --- a/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c +++ b/drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c @@ -367,9 +367,9 @@ static void sun6i_dsi_setup_burst(struct sun6i_dsi *dsi, struct mipi_dsi_device *device = dsi->device; u32 val = 0; - if ((mode->hsync_end - mode->hdisplay) > 20) { + if ((mode->hsync_start - mode->hdisplay) > 20) { /* Maaaaaagic */ - u16 drq = (mode->hsync_end - mode->hdisplay) - 20; + u16 drq = (mode->hsync_start - mode->hdisplay) - 20; drq *= mipi_dsi_pixel_format_to_bpp(device->format); drq /= 32;
TCON DRQ set bits for non-burst DSI mode can computed via horizontal front porch instead of front porch + sync timings. BSP code form BPI-M64-bsp is computing TCON DRQ set bits for non-burts as (from linux-sunxi/ drivers/video/sunxi/disp2/disp/de/lowlevel_sun50iw1/de_dsi.c) => panel->lcd_ht - panel->lcd_x - panel->lcd_hbp => (timmings->hor_front_porch + panel->lcd_hbp + panel->lcd_x) - panel->lcd_x - panel->hbp => timmings->hor_front_porch => mode->hsync_start - mode->hdisplay So, update the DRQ set bits accordingly. Signed-off-by: Jagan Teki <jagan@amarulasolutions.com> --- drivers/gpu/drm/sun4i/sun6i_mipi_dsi.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)