From: "Dixit, Ashutosh" <ashutosh.dixit@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: dri-devel@lists.freedesktop.org, Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: Re: [Intel-gfx] [PATCH] drm/i915/guc: Disable PL1 power limit when loading GuC firmware
Date: Sat, 11 Mar 2023 12:46:05 -0800 [thread overview]
Message-ID: <87v8j7kodu.wl-ashutosh.dixit@intel.com> (raw)
In-Reply-To: <20230311003358.1660191-1-ashutosh.dixit@intel.com>
On Fri, 10 Mar 2023 16:33:58 -0800, Ashutosh Dixit wrote:
>
> On dGfx, the PL1 power limit being enabled and set to a low value results
> in a low GPU operating freq. It also negates the freq raise operation which
> is done before GuC firmware load. As a result GuC firmware load can time
> out. Such timeouts were seen in the GL #8062 bug below (where the PL1 power
> limit was enabled and set to a low value). Therefore disable the PL1 power
> limit when possible when loading GuC firmware.
There are a couple of bugs in the patch. Please don't review yet, will post
a v2. Thanks.
WARNING: multiple messages have this Message-ID (diff)
From: "Dixit, Ashutosh" <ashutosh.dixit@intel.com>
To: intel-gfx@lists.freedesktop.org
Cc: Vinay Belgaumkar <vinay.belgaumkar@intel.com>,
dri-devel@lists.freedesktop.org,
Badal Nilawar <badal.nilawar@intel.com>,
John Harrison <john.c.harrison@intel.com>,
Rodrigo Vivi <rodrigo.vivi@intel.com>
Subject: Re: [PATCH] drm/i915/guc: Disable PL1 power limit when loading GuC firmware
Date: Sat, 11 Mar 2023 12:46:05 -0800 [thread overview]
Message-ID: <87v8j7kodu.wl-ashutosh.dixit@intel.com> (raw)
In-Reply-To: <20230311003358.1660191-1-ashutosh.dixit@intel.com>
On Fri, 10 Mar 2023 16:33:58 -0800, Ashutosh Dixit wrote:
>
> On dGfx, the PL1 power limit being enabled and set to a low value results
> in a low GPU operating freq. It also negates the freq raise operation which
> is done before GuC firmware load. As a result GuC firmware load can time
> out. Such timeouts were seen in the GL #8062 bug below (where the PL1 power
> limit was enabled and set to a low value). Therefore disable the PL1 power
> limit when possible when loading GuC firmware.
There are a couple of bugs in the patch. Please don't review yet, will post
a v2. Thanks.
next prev parent reply other threads:[~2023-03-11 20:46 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-11 0:33 [Intel-gfx] [PATCH] drm/i915/guc: Disable PL1 power limit when loading GuC firmware Ashutosh Dixit
2023-03-11 0:33 ` Ashutosh Dixit
2023-03-11 20:46 ` Dixit, Ashutosh [this message]
2023-03-11 20:46 ` Dixit, Ashutosh
-- strict thread matches above, loose matches on Subject: below --
2023-03-16 3:59 [Intel-gfx] " Ashutosh Dixit
2023-03-24 18:15 ` Belgaumkar, Vinay
2023-03-24 23:31 ` Dixit, Ashutosh
2023-03-25 0:06 ` Belgaumkar, Vinay
2023-03-27 16:57 ` Dixit, Ashutosh
2023-03-26 11:52 ` Rodrigo Vivi
2023-03-27 16:58 ` Dixit, Ashutosh
2023-03-27 17:47 ` Rodrigo Vivi
2023-03-27 17:47 ` Rodrigo Vivi
2023-03-28 9:14 ` Tvrtko Ursulin
2023-04-06 4:52 ` Dixit, Ashutosh
2023-04-06 4:50 ` Dixit, Ashutosh
2023-04-06 4:50 ` Dixit, Ashutosh
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