From: Kuogee Hsieh <khsieh@codeaurora.org>
To: dri-devel@lists.freedesktop.org, robdclark@gmail.com,
sean@poorly.run, swboyd@chromium.org
Cc: Kuogee Hsieh <khsieh@codeaurora.org>,
tanmay@codeaurora.org, abhinavk@codeaurora.org,
aravindh@codeaurora.org, airlied@linux.ie, daniel@ffwll.ch,
linux-arm-msm@vger.kernel.org, freedreno@lists.freedesktop.org,
linux-kernel@vger.kernel.org
Subject: [PATCH 0/3] fix dp link training failed at irq_hpd request
Date: Tue, 3 Nov 2020 12:48:59 -0800 [thread overview]
Message-ID: <20201103204902.11899-1-khsieh@codeaurora.org> (raw)
Some dongle require link training be done at irq_hpd request. This serial
patches address the issues so that DP/HDMI display can be lit up properlly.
This serial Patch also fixes clock stuck at "off" state error caused by
previous link training failed.
Kuogee Hsieh (3):
drm/msm/dp: deinitialize mainlink if link training failed
drm/msm/dp: skip checking LINK_STATUS_UPDATED bit
drm/msm/dp: promote irq_hpd handle to handle link training correctly
drivers/gpu/drm/msm/dp/dp_catalog.c | 2 +-
drivers/gpu/drm/msm/dp/dp_catalog.h | 2 +-
drivers/gpu/drm/msm/dp/dp_ctrl.c | 60 +++++++++++++++++++++--------
drivers/gpu/drm/msm/dp/dp_display.c | 40 ++++++++++++++++---
drivers/gpu/drm/msm/dp/dp_link.c | 29 +++++++-------
drivers/gpu/drm/msm/dp/dp_panel.c | 2 +-
6 files changed, 96 insertions(+), 39 deletions(-)
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
next reply other threads:[~2020-11-03 21:49 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-11-03 20:48 Kuogee Hsieh [this message]
2020-11-03 20:49 ` [PATCH 1/3] drm/msm/dp: deinitialize mainlink if link training failed Kuogee Hsieh
2020-11-03 20:49 ` [PATCH 2/3] drm/msm/dp: skip checking LINK_STATUS_UPDATED bit Kuogee Hsieh
2020-11-03 20:49 ` [PATCH 3/3] drm/msm/dp: promote irq_hpd handle to handle link training correctly Kuogee Hsieh
2020-11-05 3:06 ` Stephen Boyd
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