From: Andi Shyti <andi.shyti@linux.intel.com>
To: intel-gfx <intel-gfx@lists.freedesktop.org>,
dri-devel <dri-devel@lists.freedesktop.org>
Cc: Chris Wilson <chris.p.wilson@linux.intel.com>,
Joonas Lahtinen <joonas.lahtinen@linux.intel.com>,
Matt Roper <matthew.d.roper@intel.com>,
John Harrison <John.C.Harrison@Intel.com>,
Tvrtko Ursulin <tvrtko.ursulin@linux.intel.com>,
stable@vger.kernel.org, Andi Shyti <andi.shyti@linux.intel.com>,
Andi Shyti <andi.shyti@kernel.org>
Subject: [PATCH 0/2] Disable automatic load CCS load balancing
Date: Tue, 20 Feb 2024 15:35:24 +0100 [thread overview]
Message-ID: <20240220143526.259109-1-andi.shyti@linux.intel.com> (raw)
Hi,
this series does basically two things:
1. Disables automatic load balancing as adviced by the hardware
workaround.
2. Assigns all the CCS slices to one single user engine. The user
will then be able to query only one CCS engine
Changelog
=========
- In Patch 1 use the correct workaround number (thanks Matt).
- In Patch 2 do not add the extra CCS engines to the exposed UABI
engine list and adapt the engine counting accordingly (thanks
Tvrtko).
- Reword the commit of Patch 2 (thanks John).
Andi Shyti (2):
drm/i915/gt: Disable HW load balancing for CCS
drm/i915/gt: Enable only one CCS for compute workload
drivers/gpu/drm/i915/gt/intel_engine_user.c | 9 +++++++++
drivers/gpu/drm/i915/gt/intel_gt.c | 11 +++++++++++
drivers/gpu/drm/i915/gt/intel_gt_regs.h | 3 +++
drivers/gpu/drm/i915/gt/intel_workarounds.c | 6 ++++++
drivers/gpu/drm/i915/i915_query.c | 1 +
5 files changed, 30 insertions(+)
--
2.43.0
next reply other threads:[~2024-02-20 14:35 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-20 14:35 Andi Shyti [this message]
2024-02-20 14:35 ` [PATCH v2 1/2] drm/i915/gt: Disable HW load balancing for CCS Andi Shyti
2024-02-20 23:26 ` Matt Roper
2024-02-20 14:35 ` [PATCH v2 2/2] drm/i915/gt: Enable only one CCS for compute workload Andi Shyti
2024-02-20 14:42 ` Andi Shyti
2024-02-20 14:48 ` Tvrtko Ursulin
2024-02-21 0:14 ` Andi Shyti
2024-02-21 8:19 ` Tvrtko Ursulin
2024-02-21 11:19 ` Andi Shyti
2024-02-21 12:08 ` Tvrtko Ursulin
2024-02-21 12:11 ` Tvrtko Ursulin
2024-02-20 23:39 ` Matt Roper
2024-02-21 0:12 ` Andi Shyti
2024-02-21 20:51 ` Matt Roper
2024-02-22 22:03 ` Andi Shyti
2024-02-22 22:33 ` Matt Roper
-- strict thread matches above, loose matches on Subject: below --
2024-02-20 14:20 [PATCH 0/2] Disable automatic load CCS load balancing Andi Shyti
2024-02-20 14:23 ` Andi Shyti
2024-02-20 14:34 ` Andi Shyti
2024-02-15 13:59 Andi Shyti
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