From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pj1-f41.google.com (mail-pj1-f41.google.com [209.85.216.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 20522187C for ; Wed, 29 Mar 2023 13:18:26 +0000 (UTC) Received: by mail-pj1-f41.google.com with SMTP id gp15-20020a17090adf0f00b0023d1bbd9f9eso18572469pjb.0 for ; Wed, 29 Mar 2023 06:18:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amarulasolutions.com; s=google; t=1680095906; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=O2tcpLeWl99rVNnc/BvvLtZEsLOgUmupjkNUsxeTVcU=; b=UdCHrE7/F4LUh7hQ2PmcZsobbVhzz88QVAURCF04bdOUcixNytJMVbyBR/3Rw8N12x MVxl5we+vHJftN0y2JnudLK2tnLlZax9Sbw+5Oot89CpJUDrLdG8XFnbedNYOmo9FXDB oIduaHar12yN2QSMpZ8CpRYroeFZ6UkiA65Rw= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; t=1680095906; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=O2tcpLeWl99rVNnc/BvvLtZEsLOgUmupjkNUsxeTVcU=; b=sWay8bBkmq88vGR4qNMieyiiuCKmEImy669BJwcxLRgKvlDgOIcZOkbWi7BHqsR4ii Bm0MkXvGfeFYSZoa/9MSHqwtyriY06I5pTV4m0ktDAvjIMTmDM54ET0ScsS0NM77mSWB jE3ydIUL3ftmFeHteiiPhzeDg23XZOV0nJ8rodHnK1ZX2FR9BMm+zIHKi2RGNFO1gYK5 wvzzwBqTlDIQoeXlGUdPqTK9mfbmyeXBcGXGrTc1krejiYPj8YbjZVpL2hiH2fiH4zmw aRmIF+AAHnkuxI2KDAfwhaFeXVCHcQ0Xtj5lsQK0bhGWz+kfMWjE3I+nX02x/q/C++gQ i8dg== X-Gm-Message-State: AAQBX9cmf8Pur2rGqRdkr0BmV9VMZzzVy49EasWE/JCPwpq4qzK9stfV wcp9Z5rwd2qCJS/giCKdR5fIeg== X-Google-Smtp-Source: AKy350aezuMjKTTjFyH6/gyzvMVWaT+9pmv5Ms2TGgIoeYwTtKj6D8+d21S+PexByXuy9cf7MOK6Yw== X-Received: by 2002:a17:90b:4acf:b0:236:99c4:6096 with SMTP id mh15-20020a17090b4acf00b0023699c46096mr20503031pjb.35.1680095905750; Wed, 29 Mar 2023 06:18:25 -0700 (PDT) Received: from localhost.localdomain ([2405:201:c00a:a047:206d:4722:c4fa:e845]) by smtp.gmail.com with ESMTPSA id s16-20020a17090b071000b0023f5c867f82sm1400192pjz.41.2023.03.29.06.18.19 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 29 Mar 2023 06:18:25 -0700 (PDT) From: Jagan Teki To: Dave Stevenson , Maxime Ripard , Maarten Lankhorst , Thomas Zimmermann , David Airlie , Daniel Vetter , Andrzej Hajda , Neil Armstrong , Robert Foss , Chen-Yu Tsai , Jernej Skrabec , Samuel Holland , Sam Ravnborg , Rob Herring , Krzysztof Kozlowski Cc: linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, Marek Vasut , linux-amarula , Jagan Teki , Icenowy Zheng Subject: [PATCH v7 06/12] drm: panel: feixin-k101-im2ba02: Enable prepare_prev_first flag Date: Wed, 29 Mar 2023 18:46:12 +0530 Message-Id: <20230329131615.1328366-7-jagan@amarulasolutions.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230329131615.1328366-1-jagan@amarulasolutions.com> References: <20230329131615.1328366-1-jagan@amarulasolutions.com> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Enable the drm panel prepare_prev_first flag for feixin-k101-im2ba02 so-that the previous controller should be prepared first before the prepare for the panel is called.     This makes sure that the previous controller(sun6i-mipi-dsi), likely to be a DSI host controller should be initialized to LP-11 before the panel is powered up. Cc: Icenowy Zheng Signed-off-by: Jagan Teki --- Changes for v7: - new patch drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c b/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c index 76572c922983..77c936496eef 100644 --- a/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c +++ b/drivers/gpu/drm/panel/panel-feixin-k101-im2ba02.c @@ -466,6 +466,7 @@ static int k101_im2ba02_dsi_probe(struct mipi_dsi_device *dsi) drm_panel_init(&ctx->panel, &dsi->dev, &k101_im2ba02_funcs, DRM_MODE_CONNECTOR_DSI); + ctx->panel.prepare_prev_first = true; ret = drm_panel_of_backlight(&ctx->panel); if (ret) -- 2.25.1