From patchwork Wed May 4 11:40:19 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 12837750 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 7557FC433EF for ; Wed, 4 May 2022 11:41:57 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1348928AbiEDLpb (ORCPT ); Wed, 4 May 2022 07:45:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52826 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1348917AbiEDLpa (ORCPT ); Wed, 4 May 2022 07:45:30 -0400 Received: from mail-pl1-x62f.google.com (mail-pl1-x62f.google.com [IPv6:2607:f8b0:4864:20::62f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3ABD0E0D2 for ; Wed, 4 May 2022 04:41:55 -0700 (PDT) Received: by mail-pl1-x62f.google.com with SMTP id d22so1162743plr.9 for ; Wed, 04 May 2022 04:41:55 -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=6x3uhd4n6O5D7pALxGc91aHeDNwJaEEVtXUZiIW64UA=; b=aBFpZcFXIbVT3OsRu1NUdY7fkQxGxL2Lb22zKsZQs3fnuyVvpxi7YYwBV9FX24QqX3 r0mXe7PmpQdgkwL4ePr92WpXPVkRLD+xUBuPIBN7jLZDNAiCS6sux1lSvbqfs2Dops4C 2Y3Y7x8AXAr6oAbEsgSKB+Rv1HZu/McoWwFp8= 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=6x3uhd4n6O5D7pALxGc91aHeDNwJaEEVtXUZiIW64UA=; b=QLKQ3R2ZR/HUqL8Q0gjNsOaXIhAcvEBvwtsd8oDejlahDJiTRn0q+X1l56OBBS2+q1 fHaOPCMgPHzqBjHkYPkDRM2csBAUb92lWo9N1CcAx4KNYuWIKMYx9cnlIOx9PeRj86IR GORP+fgiYPoIQuRHMqCRuCVFv9M/JAdd7ljE0QLV3mGx4iJ1igWYeLBfSCNmE8DaEtXG SK8Qt0NxsNsK1YfPcTLQNWjzFX21kZK2UYXkvaoy12qhTMhwbWsurVrB9Ap4f4plk+5y VCTPHioo4UIhZKeITw27QL5XT8WcXyTyBBA3Xnl58/PvQepZ78CQX55pes1T1h2OUMhZ +qSA== X-Gm-Message-State: AOAM531OhkSDk5MyBqndr9C0RLIOdvsBz0h8gk8H5AEdAI4niNtMe6h0 XjPLeBUtiqW/uqQ92hkz9LN86g== X-Google-Smtp-Source: ABdhPJxMlVVAIBPMiL4PWtvlE1XR6X5dinptt8otsTu2e9OjgZztK0oOnkzntRbi5WClZV1gDUY9QA== X-Received: by 2002:a17:90b:1c04:b0:1dc:4dfd:5a43 with SMTP id oc4-20020a17090b1c0400b001dc4dfd5a43mr10047143pjb.160.1651664514764; Wed, 04 May 2022 04:41:54 -0700 (PDT) Received: from localhost.localdomain ([183.83.137.38]) by smtp.gmail.com with ESMTPSA id k15-20020aa790cf000000b0050dc7628174sm8027498pfk.78.2022.05.04.04.41.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 04 May 2022 04:41:54 -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 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 v2 10/12] drm: bridge: samsung-dsim: Add input_bus_flags Date: Wed, 4 May 2022 17:10:19 +0530 Message-Id: <20220504114021.33265-11-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220504114021.33265-1-jagan@amarulasolutions.com> References: <20220504114021.33265-1-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. 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 407abd488005..28ed6b096fd0 100644 --- a/drivers/gpu/drm/bridge/samsung-dsim.c +++ b/drivers/gpu/drm/bridge/samsung-dsim.c @@ -1587,6 +1587,10 @@ __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; @@ -1666,6 +1670,7 @@ 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->platform_init) {