From: <kuro.chung@ite.com.tw>
To: <rfoss@kernel.org>, <mripard@kernel.org>, <tzimmermann@suse.de>,
<jonas@kwiboo.se>, <daniel@ffwll.ch>,
<angelogioacchino.delregno@collabora.com>,
<allen.chen@ite.com.tw>, <neil.armstrong@linaro.org>,
<Laurent.pinchart@ideasonboard.com>,
<maarten.lankhorst@linux.intel.com>, <airlied@gmail.com>,
<Kenneth.Hung@ite.com.tw>, <dri-devel@lists.freedesktop.org>,
<treapking@chromium.org>, <andrzej.hajda@intel.com>,
<jernej.skrabec@gmail.com>, <linux-kernel@vger.kernel.org>,
<Hermes.Wu@ite.com.tw>
Subject: RE: [PATCH v13] drm/bridge: it6505: fix hibernate to resume no display issue
Date: Thu, 23 May 2024 02:20:10 +0000 [thread overview]
Message-ID: <39420a7df0884000b993dea89c124b57@ite.com.tw> (raw)
In-Reply-To: <171637999486.1598011.4983921044000498146.b4-ty@kernel.org>
-----Original Message-----
From: Robert Foss <rfoss@kernel.org>
Sent: Wednesday, May 22, 2024 8:13 PM
To: Maxime Ripard <mripard@kernel.org>; Thomas Zimmermann <tzimmermann@suse.de>; Jonas Karlman <jonas@kwiboo.se>; Daniel Vetter <daniel@ffwll.ch>; AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>; Allen Chen <allen.chen@ite.com.tw>; Neil Armstrong <neil.armstrong@linaro.org>; Laurent Pinchart <Laurent.pinchart@ideasonboard.com>; Maarten Lankhorst <maarten.lankhorst@linux.intel.com>; David Airlie <airlied@gmail.com>; Kuro Chung (鐘仕廷) <kuro.chung@ite.com.tw>; Kenneth Hung (洪家倫) <Kenneth.Hung@ite.com.tw>; open list:DRM DRIVERS <dri-devel@lists.freedesktop.org>; Pin-yen Lin <treapking@chromium.org>; Andrzej Hajda <andrzej.hajda@intel.com>; Jernej Skrabec <jernej.skrabec@gmail.com>; open list <linux-kernel@vger.kernel.org>; Hermes Wu (吳佳宏) <Hermes.Wu@ite.com.tw>
Subject: Re: [PATCH v13] drm/bridge: it6505: fix hibernate to resume no display issue
On Wed, 22 May 2024 14:55:28 +0800, kuro wrote:
> From: Kuro Chung <kuro.chung@ite.com.tw>
>
> When the system power resumes, the TTL input of IT6505 may experience
> some noise before the video signal stabilizes, necessitating a video
> reset. This patch is implemented to prevent a loop of video error
> interrupts, which can occur when a video reset in the video FIFO error
> interrupt triggers another such interrupt. The patch processes the
> SCDT and FIFO error interrupts simultaneously and ignores any video
> FIFO error interrupts caused by a video reset.
>
> [...]
Applied, thanks!
> thanks everyone for your help!, I really appreciate it.
[1/1] drm/bridge: it6505: fix hibernate to resume no display issue
https://cgit.freedesktop.org/drm/drm-misc/commit/?id=484436ec5c2b
Rob
prev parent reply other threads:[~2024-05-23 2:20 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-22 6:55 [PATCH v13] drm/bridge: it6505: fix hibernate to resume no display issue kuro
2024-05-22 7:13 ` AngeloGioacchino Del Regno
2024-05-22 12:13 ` Robert Foss
2024-05-23 2:20 ` kuro.chung [this message]
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