From: Jani Nikula <jani.nikula@linux.intel.com>
To: Vinod Govindapillai <vinod.govindapillai@intel.com>,
intel-gfx@lists.freedesktop.org
Subject: Re: [Intel-gfx] [RFC PATCH 0/2] suppress the wrong long hotplug events
Date: Wed, 16 Mar 2022 10:12:10 +0200 [thread overview]
Message-ID: <87y21anwo5.fsf@intel.com> (raw)
In-Reply-To: <20220314225837.42816-1-vinod.govindapillai@intel.com>
On Tue, 15 Mar 2022, Vinod Govindapillai <vinod.govindapillai@intel.com> wrote:
> Monitors like LG 27UL650-W, 27UK850 goes into power sleep state
> and generates long duration hotplug events even when the monitor
> is connected for display. Here is a proposal to detect and
> suppress such hotplug events by "sleep" for 2 secs for power
> state monitor become available before enable atomic commit.
I don't understand the failure mode. Please elaborate. Do we have a bug
report?
BR,
Jani.
> A debugfs entry is created to enable the suppression of the
> hotplug event in such scenarios.
>
> Cc: Imre Deak <imre.deak@intel.com>
>
> Mohammed Khajapasha (2):
> drm/i915/display: Add disable wait time for power state connector
> drm/i915/display: Add sleep for power state connector
>
> .../gpu/drm/i915/display/intel_connector.c | 3 +
> drivers/gpu/drm/i915/display/intel_display.c | 80 +++++++++++++++++++
> drivers/gpu/drm/i915/display/intel_display.h | 8 ++
> .../drm/i915/display/intel_display_debugfs.c | 58 ++++++++++++++
> .../drm/i915/display/intel_display_debugfs.h | 7 ++
> .../drm/i915/display/intel_display_types.h | 2 +
> drivers/gpu/drm/i915/i915_drv.h | 2 +
> 7 files changed, 160 insertions(+)
--
Jani Nikula, Intel Open Source Graphics Center
prev parent reply other threads:[~2022-03-16 8:12 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-03-14 22:58 [Intel-gfx] [RFC PATCH 0/2] suppress the wrong long hotplug events Vinod Govindapillai
2022-03-14 22:58 ` [Intel-gfx] [RFC PATCH 1/2] drm/i915/display: Add disable wait time for power state connector Vinod Govindapillai
2022-03-16 8:23 ` Jani Nikula
2022-03-14 22:58 ` [Intel-gfx] [RFC PATCH 2/2] drm/i915/display: Add sleep " Vinod Govindapillai
2022-03-16 8:28 ` Jani Nikula
2022-03-15 1:09 ` [Intel-gfx] ✗ Fi.CI.BUILD: failure for suppress the wrong long hotplug events Patchwork
2022-03-16 8:12 ` Jani Nikula [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=87y21anwo5.fsf@intel.com \
--to=jani.nikula@linux.intel.com \
--cc=intel-gfx@lists.freedesktop.org \
--cc=vinod.govindapillai@intel.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox