From patchwork Wed Jul 20 15:52:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 593230 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D1BB6C433EF for ; Wed, 20 Jul 2022 15:53:51 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232073AbiGTPxv (ORCPT ); Wed, 20 Jul 2022 11:53:51 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59304 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229456AbiGTPxu (ORCPT ); Wed, 20 Jul 2022 11:53:50 -0400 Received: from mail-pl1-x636.google.com (mail-pl1-x636.google.com [IPv6:2607:f8b0:4864:20::636]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 2943C4BD18 for ; Wed, 20 Jul 2022 08:53:49 -0700 (PDT) Received: by mail-pl1-x636.google.com with SMTP id q5so15336473plr.11 for ; Wed, 20 Jul 2022 08:53:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=iKqKSpIoemqVJvmONKd6Y8SQyJA7cnV4uKHmCv+ADCk=; b=GNSCNaKrUm3d1bXMtufqIxjwG9UhsmbJebE7kan/OLYK+D+KUuhqNVXOPPWdVpeBvm u5nzalIBEHN3pVVamLt9am2vDsJYqjAY1COv7McbFc0cO+wVmwG1r8UVXhCrxcEaaLKk Dt9uzTm08dHiXIJdY021DoMsL0F+WBbqNMnPc= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=iKqKSpIoemqVJvmONKd6Y8SQyJA7cnV4uKHmCv+ADCk=; b=HnRsDgUkPkA33VoVfBLlnsDe1CIGyTETNw9dgSxot/QNLtJXJFI0zrS/FN+PaHpUvT +UdpMjMo75L32yrSWROJbPRR6zEmNA5ukAHQM8NV6CWmK676vsGf7URWwUypGaTjIqM0 96ZPdojVmeJtIly3pf4lSG24dbS8DewCdBsGfcLnRy71T9DPRfZmvBghl3bFmX3Tq6lW f2Q91vK/unqTf0fka2cnuNjYqNPhQWWOIZko2+BYRuZFdenZt+gKsnIqniPUuk77eFxV vN1X8kMbFBPeL21zh5/wT/i0bnHn3oTN/oCsb5W2ByAX6vt6al30z1PHqwRHyIY6NnxE NCWQ== X-Gm-Message-State: AJIora8gmFdngpP5Ne2I2B5wKTl7wLw5oxBwvDbEL7mZy0/ma6L5Q4B5 V8ViyUSlKqx5OKiyOX1GbfKLRsii2kY35zwf X-Google-Smtp-Source: AGRyM1vY/tznd8lVbexlB1d1i7cBqZktheP7oQh5b3RuBKJuBql8fuwFbjXLEnhH4o+uHauW25wcnA== X-Received: by 2002:a17:90b:3890:b0:1f0:2abb:e7d1 with SMTP id mu16-20020a17090b389000b001f02abbe7d1mr6276345pjb.158.1658332428629; Wed, 20 Jul 2022 08:53:48 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a073:d177:d5:aee:4f03]) by smtp.gmail.com with ESMTPSA id a8-20020a170902710800b0015e8d4eb1d7sm13919198pll.33.2022.07.20.08.53.41 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 Jul 2022 08:53:48 -0700 (PDT) From: Jagan Teki To: Andrzej Hajda , Inki Dae , Marek Szyprowski , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Frieder Schrempf , Fancy Fang , Tim Harvey , Michael Nazzareno Trimarchi , Adam Ford , Neil Armstrong , Robert Foss , Laurent Pinchart , Tommaso Merciai , Marek Vasut Cc: Matteo Lisi , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula , Jagan Teki Subject: [PATCH v3 11/13] drm: bridge: samsung-dsim: Add input_bus_flags Date: Wed, 20 Jul 2022 21:22:08 +0530 Message-Id: <20220720155210.365977-12-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220720155210.365977-1-jagan@amarulasolutions.com> References: <20220720155210.365977-1-jagan@amarulasolutions.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org eLCDIF is expecting to have input_bus_flags as DE_LOW in order to set active low during valid data transfer on each horizontal line. Add DE_LOW flag via drm bridge timings. v3, v2: * none v1: * none Signed-off-by: Jagan Teki --- drivers/gpu/drm/bridge/samsung-dsim.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c index 2584343b767a..ef439b49f2b8 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1591,6 +1591,10 @@ __weak void samsung_dsim_plat_remove(struct samsung_dsim *priv) { } +static const struct drm_bridge_timings samsung_dsim_bridge_timings = { + .input_bus_flags = DRM_BUS_FLAG_DE_LOW, +}; + static int samsung_dsim_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; @@ -1670,6 +1674,7 @@ static int samsung_dsim_probe(struct platform_device *pdev) dsi->bridge.funcs = &samsung_dsim_bridge_funcs; dsi->bridge.of_node = dev->of_node; + dsi->bridge.timings = &samsung_dsim_bridge_timings; dsi->bridge.type = DRM_MODE_CONNECTOR_DSI; if (dsi->driver_data->quirks & DSIM_QUIRK_PLAT_DATA)