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| author | Kenneth Graunke <kenneth@whitecape.org> | 2019-06-25 10:06:55 +0100 |
|---|---|---|
| committer | Jani Nikula <jani.nikula@intel.com> | 2019-07-29 14:59:18 +0300 |
| commit | 248f883db61283b4f5a1c92a5e27277377b09f16 (patch) | |
| tree | 1bd077c1a265e2adafefa23a010f9fe6a4a84f28 /scripts/gdb/linux/tasks.py | |
| parent | ac65bdfef14a902b40ff69a35f5c604dba096547 (diff) | |
drm/i915: Disable SAMPLER_STATE prefetching on all Gen11 steppings.
The Demand Prefetch workaround (binding table prefetching) only applies
to Icelake A0/B0. But the Sampler Prefetch workaround needs to be
applied to all Gen11 steppings, according to a programming note in the
SARCHKMD documentation.
Using the Intel Gallium driver, I have seen intermittent failures in
the dEQP-GLES31.functional.copy_image.non_compressed.* tests. After
applying this workaround, the tests reliably pass.
v2: Remove the overlap with a pre-production w/a
BSpec: 9663
Signed-off-by: Kenneth Graunke <kenneth@whitecape.org>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: stable@vger.kernel.org
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190625090655.19220-1-chris@chris-wilson.co.uk
(cherry picked from commit f9a393875d3af13cc3267477746608dadb7f17c1)
Signed-off-by: Jani Nikula <jani.nikula@intel.com>
Diffstat (limited to 'scripts/gdb/linux/tasks.py')
0 files changed, 0 insertions, 0 deletions