From: Paul Bolle <pebolle@tiscali.nl>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: "Jani Nikula" <jani.nikula@intel.com>,
"Daniel Vetter" <daniel.vetter@ffwll.ch>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
"David Weinehall" <david.weinehall@linux.intel.com>,
intel-gfx@lists.freedesktop.org, "Bjørn Mork" <bjorn@mork.no>
Subject: Re: [PATCH v2] drm/i915: gen4: work around hang during hibernation
Date: Wed, 18 Mar 2015 17:22:52 +0100 [thread overview]
Message-ID: <1426695772.23586.5.camel@x220> (raw)
In-Reply-To: <20150318102201.GM17419@intel.com>
On Wed, 2015-03-18 at 12:22 +0200, Ville Syrjälä wrote:
> We had another bug report which showed similar problems on something
> as recent as SNB:
> https://bugzilla.kernel.org/show_bug.cgi?id=94241
> So I guess we really want to make the check 'gen < 7'.
>
> My IVB X1 Carbon doesn't need this quirk, so hopefully that indicates
> the Lenovo BIOSen became more sane for gen7+.
On the other hand my ThinkPad X220 has vendor:device ids 8086:0126,
which makes it a gen6 device (assuming I parsed the various preprocessor
defines in include/drm/i915_pciids.h and drivers/gpu/drm/i915/i915_drv.c
correctly). That laptop is now running v3.19.1 and never hit this issue.
Paul Bolle
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WARNING: multiple messages have this Message-ID (diff)
From: Paul Bolle <pebolle@tiscali.nl>
To: "Ville Syrjälä" <ville.syrjala@linux.intel.com>
Cc: "Imre Deak" <imre.deak@intel.com>,
intel-gfx@lists.freedesktop.org, "Bjørn Mork" <bjorn@mork.no>,
linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org,
"Daniel Vetter" <daniel.vetter@ffwll.ch>,
"Jani Nikula" <jani.nikula@intel.com>,
"David Weinehall" <david.weinehall@linux.intel.com>
Subject: Re: [PATCH v2] drm/i915: gen4: work around hang during hibernation
Date: Wed, 18 Mar 2015 17:22:52 +0100 [thread overview]
Message-ID: <1426695772.23586.5.camel@x220> (raw)
In-Reply-To: <20150318102201.GM17419@intel.com>
On Wed, 2015-03-18 at 12:22 +0200, Ville Syrjälä wrote:
> We had another bug report which showed similar problems on something
> as recent as SNB:
> https://bugzilla.kernel.org/show_bug.cgi?id=94241
> So I guess we really want to make the check 'gen < 7'.
>
> My IVB X1 Carbon doesn't need this quirk, so hopefully that indicates
> the Lenovo BIOSen became more sane for gen7+.
On the other hand my ThinkPad X220 has vendor:device ids 8086:0126,
which makes it a gen6 device (assuming I parsed the various preprocessor
defines in include/drm/i915_pciids.h and drivers/gpu/drm/i915/i915_drv.c
correctly). That laptop is now running v3.19.1 and never hit this issue.
Paul Bolle
next prev parent reply other threads:[~2015-03-18 16:22 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-02 11:04 [PATCH v2] drm/i915: gen4: work around hang during hibernation Imre Deak
2015-03-02 11:04 ` Imre Deak
2015-03-02 12:29 ` Jani Nikula
2015-03-02 12:29 ` Jani Nikula
2015-03-02 13:00 ` Bjørn Mork
2015-03-02 13:00 ` Bjørn Mork
2015-03-04 8:15 ` Jani Nikula
2015-03-04 8:15 ` Jani Nikula
2015-03-03 15:27 ` shuang.he
2015-03-18 9:37 ` Paul Bolle
2015-03-18 9:37 ` Paul Bolle
2015-03-18 10:22 ` Ville Syrjälä
2015-03-18 10:22 ` Ville Syrjälä
2015-03-18 16:22 ` Paul Bolle [this message]
2015-03-18 16:22 ` Paul Bolle
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