From nobody Tue Dec 2 02:30:41 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 9BAAB368268; Wed, 19 Nov 2025 14:21:44 +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=1763562104; cv=none; b=W7uZdYi6yer1pJcv0KTvpN5QGip6Rpj1V+yh+x1FnNXvFxry9hl4ypvPtz+rdMSk30Uv9lPrEqPwbEu7L9jA0HeA+CDv1YTwQ7AlqKZQPyU7mTF9f6f/ED3fO3Y3kEJOPvzzfao6hMKjRzkg5IM06jJK671ljvcQ3BF6vMV9mJU= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763562104; c=relaxed/simple; bh=8P+oEugwPDNniFX9jpbpGjr3Q7WMxpS+rZBZ/vMYm2I=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=KFXUnqdPj7uEjDMnuolWO5E4MdUkfQkI5M2KeTa/Jk0qbJHEMsnaK5AEcMyGic+gVKBmCFMVcHuIkkD8NmxEtvmb/3hwoFUnusG/Feleq4IP7jcpGT0/mWGdR3elom+ouvQ1f3ap+nZg1qU+4C/vH1TXVeEY87g5/OxROtMT7J8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fHsiJ8Ar; 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="fHsiJ8Ar" Received: by smtp.kernel.org (Postfix) with ESMTPS id 6A7EEC4AF0E; Wed, 19 Nov 2025 14:21:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1763562102; bh=8P+oEugwPDNniFX9jpbpGjr3Q7WMxpS+rZBZ/vMYm2I=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=fHsiJ8ArhC+APU7eHM2VfMs237bdT28BgNO+bW1UCAkhUKRDPGq9oVOUMjsSVn6FF 0cnnB4NcJeJ/jRTTxXEic2OV5f1EwvTM9rtNEFJzlrorx+08KgTBLv0m+DchLqgIAb baonZrliofbwwt7FVK8QCVFB/xeCwLWtfaP/ZWwxTbhuu7waT1LL0VLM4WqJVuifz/ A8f0F6bzh+WH1/2Ipv1xc+4zfT8A7BikHbEJ2f4BaVrTgIyMU+FScdWS5Q7dYe5qLD BBaiyK+x7RguVURjd4zyNoaXbTSlahc0TrSlWq+6j13ulUVANfVmMZpWvdrjvcY0NC sIIciNICAStcA== 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 25061CF34C2; Wed, 19 Nov 2025 14:21:41 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Wed, 19 Nov 2025 15:21:36 +0100 Subject: [PATCH v3 11/12] drm/panel: sofef00: Mark the LPM mode always-on 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: <20251119-sofef00-rebuild-v3-11-6cd55471e84e@ixit.cz> References: <20251119-sofef00-rebuild-v3-0-6cd55471e84e@ixit.cz> In-Reply-To: <20251119-sofef00-rebuild-v3-0-6cd55471e84e@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 , Jessica Zhang 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=1446; i=david@ixit.cz; h=from:subject:message-id; bh=oJUn+PKpj5llEIJZZEJFyisMkk6yg/4H6PZ4hxEEiTc=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpHdJyb9N0LOagPPMjYmh9CRKV+Ca80ELfGUFkO f8Zr+VLariJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCaR3ScgAKCRBgAj/E00kg ckmID/4mnB+PJW1yJTLvCBaXnUg0TbiINpx+ISXuKICjRxNDgEpaScZBrH7TfCH65YAu7Mf9si+ ol7GzI35mHuJvpJbwSldjdUiAPpdHlb579BNxgqldXuCH/JGAaYx/BCIZ5xUV8n4nd9g26njhjE QMxOl1XrX//8m6SmXRbfX9+2gLCXkQxjeG9LHvpqKoqUqYnsM8lqyt2/z7J3hpT5SPWH2xif+N2 bE0vVzmgxS7+SJtD9fLoMzZVmnAlPfouT0R966vPxyY1VcPxilmxomEmgM1e0zW+PrvC+8ELRCn ZA7DT3IlIwJiPF5bPIPfnBwiL95FzkEsSaRXWLhINSftY6jHABgqCDarBxzfo438HXlTHksikUR plzdTUdipWBMQilZNIgfL94s7fTMkz7x3qi9O5Yk4qqLcFV4GJm0zuU6OKVRpWP/Do4K/0ZJ+75 aiYgsoEf78KWQESdlp0Bc51misvLmDBixNX+VjAqFyHdOWNN2D6k0OON10h2ClWDv6VZbtpwaX5 UFlG7PNMC3EJlmivrtwHga7C3WLs8IPO6m915IfSNd+XbKTu0T3zdFa+obAGi8KyIY8q9Sux1Ce uxtV+TWUoWYOqGHnebdTdYk1CdE/AnAZfbJrN52dAykqvEr+Zb8QZBYQ3P+tzaJpk5q7p0Y5H5X bhVnj4q3HQ+GQYw== 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: David Heidelberg The panel operated in low-power mode, with exception of changing the brightness levels. Signed-off-by: David Heidelberg --- drivers/gpu/drm/panel/panel-samsung-sofef00.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/panel/panel-samsung-sofef00.c b/drivers/gpu/dr= m/panel/panel-samsung-sofef00.c index 0e857abda5964..db9c181695f1d 100644 --- a/drivers/gpu/drm/panel/panel-samsung-sofef00.c +++ b/drivers/gpu/drm/panel/panel-samsung-sofef00.c @@ -92,8 +92,6 @@ static int sofef00_panel_off(struct sofef00_panel *ctx) struct mipi_dsi_device *dsi =3D ctx->dsi; struct mipi_dsi_multi_context dsi_ctx =3D { .dsi =3D dsi }; =20 - dsi->mode_flags &=3D ~MIPI_DSI_MODE_LPM; - mipi_dsi_dcs_set_display_off_multi(&dsi_ctx); mipi_dsi_msleep(&dsi_ctx, 40); =20 @@ -180,10 +178,14 @@ static int sofef00_panel_bl_update_status(struct back= light_device *bl) int err; u16 brightness =3D (u16)backlight_get_brightness(bl); =20 + dsi->mode_flags &=3D ~MIPI_DSI_MODE_LPM; + err =3D mipi_dsi_dcs_set_display_brightness_large(dsi, brightness); if (err < 0) return err; =20 + dsi->mode_flags |=3D MIPI_DSI_MODE_LPM; + return 0; } =20 @@ -234,6 +236,7 @@ static int sofef00_panel_probe(struct mipi_dsi_device *= dsi) =20 dsi->lanes =3D 4; dsi->format =3D MIPI_DSI_FMT_RGB888; + dsi->mode_flags =3D MIPI_DSI_MODE_LPM; =20 ctx->panel.prepare_prev_first =3D true; =20 --=20 2.51.0