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| author | Michal Wajdeczko <michal.wajdeczko@intel.com> | 2021-06-03 08:16:24 +0300 |
|---|---|---|
| committer | Daniel Vetter <daniel.vetter@ffwll.ch> | 2021-06-04 11:35:44 +0300 |
| commit | 7c567bbf6f267c7379ddbba7afba7608d6e8e39f (patch) | |
| tree | 0d92162b56e56bc66a592d425c8d70656b30b577 /tools/perf/scripts/python/exported-sql-viewer.py | |
| parent | df12d1c3014f5a2f37e561a5331cf4bb7563b937 (diff) | |
| download | linux-7c567bbf6f267c7379ddbba7afba7608d6e8e39f.tar.xz | |
drm/i915/guc: Start protecting access to CTB descriptors
We want to stop using guc.send_mutex while sending CTB messages
so we have to start protecting access to CTB send descriptor.
For completeness protect also CTB receive descriptor.
Add spinlock to struct intel_guc_ct_buffer and start using it.
Signed-off-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Signed-off-by: Matthew Brost <matthew.brost@intel.com>
Reviewed-by: Matthew Brost <matthew.brost@intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210603051630.2635-15-matthew.brost@intel.com
Diffstat (limited to 'tools/perf/scripts/python/exported-sql-viewer.py')
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