From: Jesse Barnes <jbarnes@virtuousgeek.org>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: intel-gfx@lists.freedesktop.org
Subject: Re: [PATCH 2/2] drm/i915: add more debug info for when atomic updates fail
Date: Thu, 10 Sep 2015 13:23:53 -0700 [thread overview]
Message-ID: <55F1E6D9.3090404@virtuousgeek.org> (raw)
In-Reply-To: <20150910160536.GL29811@intel.com>
On 09/10/2015 09:05 AM, Ville Syrjälä wrote:
> On Thu, Sep 10, 2015 at 08:34:23AM -0700, Jesse Barnes wrote:
>> I used these additional fields to track down the issue I saw on HSW.
>
> We already have the tracepoints with the scanline information. Not sure
> what extra this would give.
Also when this hits users or test runners, the needed info will be
immediately available, rather than having to enable trace points and
re-run. I think that's important for error cases like this, as opposed
to runtime debugging where tracepoints are fine.
Jesse
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next prev parent reply other threads:[~2015-09-10 20:24 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-10 15:34 [PATCH 1/2] drm/i915: workaround bad DSL readout in start of pipe update Jesse Barnes
2015-09-10 15:34 ` [PATCH 2/2] drm/i915: add more debug info for when atomic updates fail Jesse Barnes
2015-09-10 16:05 ` Ville Syrjälä
2015-09-10 16:14 ` Jesse Barnes
2015-09-10 20:23 ` Jesse Barnes [this message]
2015-09-14 9:04 ` Daniel Vetter
2015-09-15 17:03 ` [PATCH] drm/i915: add more debug info for when atomic updates fail v2 Jesse Barnes
2015-09-15 17:47 ` Ville Syrjälä
2015-09-10 16:11 ` [PATCH 1/2] drm/i915: workaround bad DSL readout in start of pipe update Ville Syrjälä
2015-09-10 16:17 ` Jesse Barnes
2015-09-10 16:27 ` Ville Syrjälä
2015-09-10 21:38 ` [PATCH] drm/i915: workaround bad DSL readout v2 Jesse Barnes
2015-09-10 21:53 ` Ville Syrjälä
2015-09-10 21:57 ` Jesse Barnes
2015-09-10 22:33 ` Ville Syrjälä
2015-09-14 9:10 ` Daniel Vetter
2015-09-14 13:02 ` Ville Syrjälä
2015-09-14 14:29 ` Daniel Vetter
2015-09-15 21:00 ` Jesse Barnes
2015-09-14 18:47 ` Ville Syrjälä
2015-09-22 16:41 ` Ville Syrjälä
2015-09-22 19:15 ` [PATCH] drm/i915: workaround bad DSL readout v3 Jesse Barnes
2015-09-23 7:48 ` Jani Nikula
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