From nobody Fri Dec 19 12:31:36 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5D1A8307489; Tue, 4 Nov 2025 22:16:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762294575; cv=none; b=UlU/HYext6/mbfESbRld8xWA03GLyHTEg7Dev0WlFMxWwm6Et8PVUmMOXjbaPvV8wnFcUf2GbhajWy66JZdg4t5eb7vuR3JPjLVDODcuPa9CbvnCbzHzUVt24PfRtolrlvrwpKijeJF1PpXSf+xd/kKHKkfVmnP98QASqob+h7o= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762294575; c=relaxed/simple; bh=Bx37k0L1IbjcU9mqRIdk43KBpDeg4zmaNkPRXHOD9Wg=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=iaaF/73tr518JNT3TdGvFxgTCiBDlL8NYX0vsUwCzKIc1NmFo1gqe+eGEC6W23SD5RXNI+AM6oRe4dd8ZxcEf0h5Eyj5OH5P57Wz+W5IIoClV8yvtUB1dlgWzPbgId9wJdqZeRdzWJAecoCrS9yGql1yg07JtMyuqSrb8JWHi6g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=OMGXr2iJ; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="OMGXr2iJ" Received: by smtp.kernel.org (Postfix) with ESMTPS id E2C0DC2BCB3; Tue, 4 Nov 2025 22:16:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762294574; bh=Bx37k0L1IbjcU9mqRIdk43KBpDeg4zmaNkPRXHOD9Wg=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=OMGXr2iJf/8rsWuWsRkQEUCt+QG848alhmv3H82egl+ikPpaD+geGALpMg533n1tR b5KshPhiU9pnog0sUP4pd2HD2Z9fVsksteHP1zLrX0ErslHeZIBdjbvQM8VFxq1R4j kSHUDwUV82/NcdO4f8CYrMqwpQWLCQC6A15cOlInEJrAV5uDJEqqTjA/ZnVP7UXh3d 6w+r0F5BnlhuN0jkAWYVtFZ9uDWEfhHeoxFeNW5XrlXg8ysDAiDM32WbHy5LMmOzik yHrxdsESXox1uNyvJg1D08VVy7MrRD8+yZvLXsqVoCyxBAWZeF9YwLQ+w3Tf8KvsZ6 ZDgVi4+VuIy6g== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id DAABECCFA04; Tue, 4 Nov 2025 22:16:14 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Tue, 04 Nov 2025 23:16:15 +0100 Subject: [PATCH 07/12] drm/panel: sofef00: Add prepare_prev_first flag to drm_panel Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20251104-sofef00-rebuild-v1-7-dfcfa17eb176@ixit.cz> References: <20251104-sofef00-rebuild-v1-0-dfcfa17eb176@ixit.cz> In-Reply-To: <20251104-sofef00-rebuild-v1-0-dfcfa17eb176@ixit.cz> To: Neil Armstrong , Jessica Zhang , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Sam Ravnborg , Bjorn Andersson , Konrad Dybcio , Casey Connolly Cc: dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org, phone-devel@vger.kernel.org, David Heidelberg X-Mailer: b4 0.14.3 X-Developer-Signature: v=1; a=openpgp-sha256; l=918; i=david@ixit.cz; h=from:subject:message-id; bh=4SM9hcft9HxR/OcdKpSF5Ee1W0Jyu8dLyBp//WZCcbk=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpCnss+C9hk8uD4rNM/1XSy6pPmwJAizKBdA2Tk +J08t4NnMOJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCaQp7LAAKCRBgAj/E00kg ckpzD/sGiOdjJOm67e/IWCJRiB70hkmMzwyd7d2X1z27QAASZbQDVydTNZ6yBZPkWcYHqe+a7PG qE4V4j27CFp3Ks7KZKWcqBw+la5eWDawaBHsOrgxgEUoBFj2WOsOdLjGfSaotZMjwXVh6w9/qpY EboGao+eScyFL0p3wP/DNJ15mmbIJvRZ/D5jxNjNvrPoVmrTIb//y5Fi8nVZMU8P5Vc0UIbgpvo zniS3Vs8zxet5f++N/VEs8MeSG3kI2qSZ7c9/17NQmGizFjojUd0LqpBkJ89OPJNKPkLxbRoQpT gwBchZoh18w7tnfhVFEdhvM0gIQjdN2FMRxMJKAzNBDMEc16gQ1da34gEFfaA7J0zlJawO5Ok+7 SLGEySIfPvat/echxOdjop+X8H4Mjhnk4XPjI/xIVmXYbhbYHoE6pRKWm++sIAEDourhE06vr34 jdgDtjJe6g08+7dFznx4A6HxkPemJR8NqY0WYD9X7hH2zjVkIgdE7Lr5BTraQwPayCuSPPMrcFC jtf/6a2sUlStigVdz83Z1Yd7edf/gpKuyFwZ48aJVK/WHz1E2oMP2ZkmifyTU3YU3VgI+xk2qFW 6S0WcWoI2rnaH7YNLOmB3LGy/va8bKB71QsAr7l4nOg1TdsDnR0mXYloCgWqAzXWIg1A3EFvPnY tzxRrQfx8vbCrkQ== X-Developer-Key: i=david@ixit.cz; a=openpgp; fpr=D77A09CFEEDC2BBD53A7047460023FC4D3492072 X-Endpoint-Received: by B4 Relay for david@ixit.cz/default with auth_id=355 X-Original-From: David Heidelberg Reply-To: david@ixit.cz From: Casey Connolly This corrects the host initialisation sequence so that we can send DSI/DCS commands in prepare(). Signed-off-by: Casey Connolly Signed-off-by: David Heidelberg --- drivers/gpu/drm/panel/panel-samsung-sofef00.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/panel/panel-samsung-sofef00.c b/drivers/gpu/dr= m/panel/panel-samsung-sofef00.c index 97122ec8872a1..0d3ae0689a19b 100644 --- a/drivers/gpu/drm/panel/panel-samsung-sofef00.c +++ b/drivers/gpu/drm/panel/panel-samsung-sofef00.c @@ -242,6 +242,8 @@ static int sofef00_panel_probe(struct mipi_dsi_device *= dsi) dsi->lanes =3D 4; dsi->format =3D MIPI_DSI_FMT_RGB888; =20 + ctx->panel.prepare_prev_first =3D true; + ctx->panel.backlight =3D sofef00_create_backlight(dsi); if (IS_ERR(ctx->panel.backlight)) return dev_err_probe(dev, PTR_ERR(ctx->panel.backlight), --=20 2.51.0