From: Ramalingam C <ramalingam.c@intel.com>
To: Daniel Vetter <daniel@ffwll.ch>,
"Vivi, Rodrigo" <rodrigo.vivi@intel.com>
Cc: intel-gfx <intel-gfx@lists.freedesktop.org>
Subject: Re: Missing notifications for front buffer status change(invalidate)
Date: Wed, 18 Mar 2015 14:23:01 +0530 [thread overview]
Message-ID: <55093CED.4060709@intel.com> (raw)
In-Reply-To: <55093A81.1050701@intel.com>
cc += intel-gfx
On Wednesday 18 March 2015 02:12 PM, Ramalingam C wrote:
> Hi,
>
> Is there anyway I can test the front buffer tracking?
>
> On latest drm-intel-nightly, I am observing that when ubuntu bootsup
> after few secs (like ~15Secs)
> there no call from intel_fb_obj_invalidate() to invalidate the drrs.
>
> But system is healthy and FBs are keep changing. But no notification
> to DRRS for FB status change.
>
> I have verified this by observing the busy_frontbuffer_bits from
> /sys/kernel/debug/dri/0/i915_drrs_status. This bit is not changing at
> all.
> Hence DRRS is stuck at DRRS_LOW_RR itself.
>
> Is it known valid issue? Or am I doing something wrong.!?
>
--
Ram
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
http://lists.freedesktop.org/mailman/listinfo/intel-gfx
next parent reply other threads:[~2015-03-18 8:58 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <55093A81.1050701@intel.com>
2015-03-18 8:53 ` Ramalingam C [this message]
2015-03-18 9:51 ` Missing notifications for front buffer status change(invalidate) Daniel Vetter
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=55093CED.4060709@intel.com \
--to=ramalingam.c@intel.com \
--cc=daniel@ffwll.ch \
--cc=intel-gfx@lists.freedesktop.org \
--cc=rodrigo.vivi@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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.