From patchwork Sun Jul 4 09:02:18 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jagan Teki X-Patchwork-Id: 12357361 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-18.7 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D9BC7C07E95 for ; Sun, 4 Jul 2021 09:04:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id C2A59608FC for ; Sun, 4 Jul 2021 09:04:41 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229573AbhGDJHQ (ORCPT ); Sun, 4 Jul 2021 05:07:16 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59956 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229492AbhGDJHP (ORCPT ); Sun, 4 Jul 2021 05:07:15 -0400 Received: from mail-pj1-x102c.google.com (mail-pj1-x102c.google.com [IPv6:2607:f8b0:4864:20::102c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BE9DCC061764 for ; Sun, 4 Jul 2021 02:04:40 -0700 (PDT) Received: by mail-pj1-x102c.google.com with SMTP id x21-20020a17090aa395b029016e25313bfcso9479654pjp.2 for ; Sun, 04 Jul 2021 02:04:40 -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=4/t/yuyJpK03/e85JwmT4sPri76hH2e7sinXKHn6Jm4=; b=PBfEFr1BFMVjj3B+E0cmJ2WWmRzElaTVeIW2FUDP67VEsqTV2t4doQ/laPx33w01ZZ QLkKZPLV88HMSQWHmWGqufXpWw6dHjL2B6Zf4xwMHSm8DB1Rh0y3enlxGz/w/DcGkIip tjR3OU0WtVrMK2ooLVJLQc1P87TGWNHy+uWHU= 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=4/t/yuyJpK03/e85JwmT4sPri76hH2e7sinXKHn6Jm4=; b=SZoGaiHUiLaREPNv0FeRqLTKwsfR5GBJB58olgh3Rg+2dzV23T2VYA45QUsh2PDvF/ ZZitM7q+1kcci25+HKQSDt+NM4035R7orLOlgsZ5Uv4WU2P9uI47cIrHhcWONaGntKWD WmUJBXqvLun/eSDMBl+b5EIg291MADEkrmdmqoONKKE8vTJe91/8tJya8khjILmjsDoI VbwwTxltvP7OvIQaHGYfQRDptdxW/T5lsK+kqVkAp85P30q40yCqCmtdBrsEOnLoVwIC zvk6rK6mW67mHp/+AJX86ls/itOem9vEN4PRvj53ODfFGKwcLokYLkroy72pS5Zfrpqe L4Dg== X-Gm-Message-State: AOAM532NamGwgIU99omHlHO4yjwUkpXYHqBLtgteVjsBcX0wy6E58I8f BPnIPidkF4/UwRHocE+tCbgPbw== X-Google-Smtp-Source: ABdhPJy77aPWv0aLk8PVV9lGvo6WZzNRAOw/jXfAWvLysS/qv7rPpqLNr9aOcMxLgr7szCl4Cxz56A== X-Received: by 2002:a17:90a:d598:: with SMTP id v24mr8316714pju.185.1625389480337; Sun, 04 Jul 2021 02:04:40 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a884:1ae9:772f:6f0f:3e24]) by smtp.gmail.com with ESMTPSA id m24sm3360793pgd.60.2021.07.04.02.04.35 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 04 Jul 2021 02:04:39 -0700 (PDT) From: Jagan Teki To: Inki Dae , Joonyoung Shim , Seung-Woo Kim , Kyungmin Park , Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Frieder Schrempf , Daniel Vetter , Marek Vasut , Krzysztof Kozlowski , Fabio Estevam Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, NXP Linux Team , linux-amarula , Jagan Teki Subject: [RFC PATCH 05/17] drm/exynos: dsi: Get the mode from bridge Date: Sun, 4 Jul 2021 14:32:18 +0530 Message-Id: <20210704090230.26489-6-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210704090230.26489-1-jagan@amarulasolutions.com> References: <20210704090230.26489-1-jagan@amarulasolutions.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org Now the exynos dsi driver is fully aware of bridge handling, so get the display mode from bridge, mode_set API instead of legacy encoder crtc. This makes bridge usage more efficient instead of relying on encoder stack. Add mode_set in drm_bridge_funcs. Signed-off-by: Jagan Teki --- drivers/gpu/drm/exynos/exynos_drm_dsi.c | 13 ++++++++++++- 1 file changed, 12 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index d828be07c325..99a1b8c22313 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -275,6 +275,7 @@ struct exynos_dsi { u32 format; int state; + struct drm_display_mode mode; struct drm_property *brightness; struct completion completed; @@ -881,7 +882,7 @@ static int exynos_dsi_init_link(struct exynos_dsi *dsi) static void exynos_dsi_set_display_mode(struct exynos_dsi *dsi) { - struct drm_display_mode *m = &dsi->encoder.crtc->state->adjusted_mode; + struct drm_display_mode *m = &dsi->mode; unsigned int num_bits_resol = dsi->driver_data->num_bits_resol; u32 reg; @@ -1411,6 +1412,15 @@ static void exynos_dsi_bridge_disable(struct drm_bridge *bridge) pm_runtime_put_sync(dsi->dev); } +static void exynos_dsi_bridge_mode_set(struct drm_bridge *bridge, + const struct drm_display_mode *mode, + const struct drm_display_mode *adjusted_mode) +{ + struct exynos_dsi *dsi = bridge_to_dsi(bridge); + + drm_mode_copy(&dsi->mode, adjusted_mode); +} + static int exynos_dsi_panel_or_bridge(struct exynos_dsi *dsi, struct device_node *node) { @@ -1451,6 +1461,7 @@ static int exynos_dsi_bridge_attach(struct drm_bridge *bridge, static const struct drm_bridge_funcs exynos_dsi_bridge_funcs = { .enable = exynos_dsi_bridge_enable, .disable = exynos_dsi_bridge_disable, + .mode_set = exynos_dsi_bridge_mode_set, .attach = exynos_dsi_bridge_attach, };