From nobody Fri Dec 19 12:31:33 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 924993128D6; 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=l/DNSWvkRm08YUYO4nG8vELLicItvEJAVYsfJVmWepZL6zDoL7rVSeFKjOHy6IqR9kWlp1NNDiBpX3xpkYEVNtbOAUHnA9UdJ8f7JaOW+bPbdwn8LGetfxdUF5LnN9g2nAU80gGpUGdqQSjdzmdL0pAPwKwdleQ/2XnuJjx4dP8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1762294575; c=relaxed/simple; bh=10XNWDQ1dULf+P9kZ2dHmDwf8V4xwRtNb2eTtETPwsg=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Uwh3Yqv5o4Nod7cp5MphvnyJoWyx7fQelaGbEloeRBkY5b1PGHUwliSjuPQDC96mQp5HDyPSlzAYIFJ3T3eX45Y4siF1cvu391VgAcxHszM58wIw33yVqvZIo5G5EkGWdngewWcHdt+bXii98Pje4vVDE2b7YtlaiJpf6iqCjxk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tk1GSwmu; 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="tk1GSwmu" Received: by smtp.kernel.org (Postfix) with ESMTPS id 36DCAC2BC87; Tue, 4 Nov 2025 22:16:15 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1762294575; bh=10XNWDQ1dULf+P9kZ2dHmDwf8V4xwRtNb2eTtETPwsg=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=tk1GSwmu08uHO6W8kQkko4cOuYzNXpXlmEkiryf5TEksgQ/teM6geCbnwmjLvR0mc D5Qkdllt2GY44AVGc8DXZ8PMVtlAp0iLevi0Ueipg3Vj+IC2Cy7qDQR9yUihANhkvO 7DSPsauholZV+eb8oC/bTdO8foa2LeTiVlpjxiasOs/TkQJzUpYNkLw6SPuG0uy2KF C3VSLqjGWbPmp/Q8R3nRGCp0TzsZdmwTUhkyToh1D/e/WXPcL7FK4jZ976HWUTpNri txtkAe5dZ3p53F+mnrdJwkFi4s+ytaej4tFV8AcesgGy8c3FkDc5WnOkijzsdxegaL p4C/rx1UNwfdw== 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 2BEA7CCFA15; Tue, 4 Nov 2025 22:16:15 +0000 (UTC) From: David Heidelberg via B4 Relay Date: Tue, 04 Nov 2025 23:16:19 +0100 Subject: [PATCH 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: <20251104-sofef00-rebuild-v1-11-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=1446; i=david@ixit.cz; h=from:subject:message-id; bh=dv4mgLKU6V9KA5Q8a78znnVTuWL2bX0IVKAwUPXHk8E=; b=owEBbQKS/ZANAwAIAWACP8TTSSByAcsmYgBpCnss5hUpSPsdjW0ukYNFOlQ+Ocni+pVvHaxBz bFmfbI4Y1aJAjMEAAEIAB0WIQTXegnP7twrvVOnBHRgAj/E00kgcgUCaQp7LAAKCRBgAj/E00kg ckWtD/4ygHvR0CvpB1cA8D2r355X7hHWLtpzCaCEo2h29/XoojxCI/rXsvGT8mZPfFIiaI8on1O OFVxVBeO3obIlKmJBZT50fPKsWH1HGIyt4R2ruN/nzuzjMu9NZmIXJJfJVd2tPDxq9kvZIxt9+M ZIH5vfyjU1v0qbEZjHPNj5/8kQg7P/ShsF+XOULB0sGfvLbwLxyIpyRthhqfAR5PTjoPtD26mon 5Pilf4fDZzzXy03+KxbxzdZEzIZgk3RgPGx2slG8ZOY9beymJlZggMysUjrXNpwluTIzUBlpZZu pW5KrK1M0iv3XqjCqFRriNP5D6czdOK4jehb0ZPZPESHDdnKMXyMLzfIgSuzl+dlgXH8fUXeUld wVlKofGQV4ef8mrBD4aIiIN9HrWyR5UpwLGYC7t8oJIVmnXi8yG58pT63Oc8V/mrOXJ6jPeshb/ hPxU2qpUHSnL5fq/ac8YPX8kam79jJrq2swoPdrhVwKZppvq6lAA0Po/FKc3luaOeicGJkWBN13 I3ANyxg3/1aORK0tgRyfEGvz5pi2wRCMstU0+kbMD4QL6pEGW7uAjmGzk605NGB1UW+sHeW2oNC i1g799xbgN3F3+CySS2WwQ+bT7bDzXB01LWu3bzG3TZOaOztYELiQWvNFqMaEsMxMaq5qvQdABF Pz2qlswvD7yvEEQ== 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 e69a28628b656..8286cad385738 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