From nobody Tue Feb 10 16:18:35 2026 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [213.167.242.64]) (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 2942933711B for ; Tue, 21 Oct 2025 13:23:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=213.167.242.64 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761053020; cv=none; b=K5Dimq9vI/G+6rCvHSKkb/5kg3nv80j35khGazmEt2gZXRdxbYpuWmcWTlLfHd2NIPeeYTmBCgFPVNo7IowmcnNx8cJHym1OtIP/QE+pTzqgxZYPJnC1Ju9jSBoeK8lFfrrNJB30mfjMC+gmt/3/vJD451huY09Z5lPilYMyKSE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761053020; c=relaxed/simple; bh=dH31mK/qVs+VbRMYQArF1ov23OSFhjFl1Q1EyISUIjA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=IcDpHpChv7osl+yUvYkl9RSHOfiEc1Sh27Hh3rEjvfemq380KmarGtKH3b7NlLKexN3mhJtsEZHImLGYJh06cRqTFSSJ5SpLuwCMhVvjQM1DB8Zc3e8ZfPAC5/h/m2u0oaWoWihKJEfspRyBesQEnEQYd3yRUUCuZFo6j700Y0k= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com; spf=pass smtp.mailfrom=ideasonboard.com; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b=Z3mUP3tD; arc=none smtp.client-ip=213.167.242.64 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=ideasonboard.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=ideasonboard.com header.i=@ideasonboard.com header.b="Z3mUP3tD" Received: from [127.0.1.1] (91-158-153-178.elisa-laajakaista.fi [91.158.153.178]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id C5956EB4; Tue, 21 Oct 2025 15:21:47 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1761052908; bh=dH31mK/qVs+VbRMYQArF1ov23OSFhjFl1Q1EyISUIjA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=Z3mUP3tDnZx1pupv/dYu/vk2kXUaOUhfEw+KBKy4ziVLfoFZKKcoWk57ob9bHKwuX ZeNqRL7J/m7scPlgMzFM2md3vKXLq4Uo6v8PnGRsynog01Ym/bWcIC21o+YPKFOP7k z9DQQAWNXXoZ/yYV6+WmK1aboagVKR5AWdewP5Bc= From: Tomi Valkeinen Date: Tue, 21 Oct 2025 16:22:58 +0300 Subject: [PATCH 2/7] drm/bridge: tc358768: Set pre_enable_prev_first for reverse order 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: <20251021-tc358768-v1-2-d590dc6a1a0c@ideasonboard.com> References: <20251021-tc358768-v1-0-d590dc6a1a0c@ideasonboard.com> In-Reply-To: <20251021-tc358768-v1-0-d590dc6a1a0c@ideasonboard.com> To: Andrzej Hajda , Neil Armstrong , Robert Foss , Laurent Pinchart , Jonas Karlman , Jernej Skrabec , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Simona Vetter , Parth Pancholi , Francesco Dolcini Cc: dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Tomi Valkeinen X-Mailer: b4 0.15-dev-c25d1 X-Developer-Signature: v=1; a=openpgp-sha256; l=973; i=tomi.valkeinen@ideasonboard.com; h=from:subject:message-id; bh=YI2oijIIP4ouwkoac6p0pQhIHGUCzzoTDUxDlmkbo2s=; b=owEBbQKS/ZANAwAIAfo9qoy8lh71AcsmYgBo94lODIGnhRLTlTuypYkw/zH3hu+BUbY9jqJC5 DdszNGnDKmJAjMEAAEIAB0WIQTEOAw+ll79gQef86f6PaqMvJYe9QUCaPeJTgAKCRD6PaqMvJYe 9XJNEACQMzTGlnP3IF6HZ9Jah3Jq6ZsUPKpchRhiIjk7jf3YHiYTcqwtv5QZu4lSbzUKKlBYOTd 4fsqnxu9Ii0BMkqVcBQ9GcoYjlGlpvn+Gxcft2qdJ5RbPcuAkjcfOzCLdQO6cwwHlM3XSEOHt8X BackGMbxgZ9ol1vYXTgLMER0BoxyWRl6fTGgkRruhZH/mKJHhPpbALpNwpqozqWIdfepeZnnosh aYSMNldJL4qTZpQG8LGrCCwvXLm2e7XNjO8nuAyN0q9orTvABkYg6dmrcwg4ZuBTy/znV55KKkl nIy4bEaukXI9DsPOguc+LU3Loe+zaf67PP6My/SzPE96iWg+JR8rvAiMY0A1UQsWfyk1Pjoxv+Y DshWnhcKKgQHl3p9OH4AIBRI02HWx8c5t33Bd2WuGOWfqIwPQRZTKaG2dJf2vFEt3YmfH2NBLFp fNA/UQvc8lvBQBi/Go71zddyxd/RoHw7pzMA6mbE/8NfYgNiDFXwjPVuZ6+Zbh1Zblm6k5RfVRe ICQ57caBC/KsmZOirZeDdfEN8riwvOD+RGdUOcGG4uJcOznffgjZb5K8OspVJqgvyyEL2aWCT45 qIoirtOiCQ/oo0chuS1BsTEnNOR291sjtTG5HsGTH4eq1CAVsycTt8srihHuFAEHou3S5uokx2E uY02xXXWUh0XjJg== X-Developer-Key: i=tomi.valkeinen@ideasonboard.com; a=openpgp; fpr=C4380C3E965EFD81079FF3A7FA3DAA8CBC961EF5 From: Parth Pancholi Enable the pre_enable_prev_first flag on the tc358768 bridge to reverse the pre-enable order, calling bridge pre_enable before panel prepare. This ensures the bridge is ready before sending panel init commands in the case of panels sending init commands in panel prepare function. Signed-off-by: Parth Pancholi Signed-off-by: Tomi Valkeinen Reviewed-by: Francesco Dolcini --- drivers/gpu/drm/bridge/tc358768.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/bridge/tc358768.c b/drivers/gpu/drm/bridge/tc3= 58768.c index c95d164bd3a0..dab9cdf5cb98 100644 --- a/drivers/gpu/drm/bridge/tc358768.c +++ b/drivers/gpu/drm/bridge/tc358768.c @@ -448,6 +448,8 @@ static int tc358768_dsi_host_attach(struct mipi_dsi_hos= t *host, DRM_MODE_CONNECTOR_DSI); if (IS_ERR(bridge)) return PTR_ERR(bridge); + + bridge->pre_enable_prev_first =3D true; } =20 priv->output.dev =3D dev; --=20 2.43.0