Searched hist:fb218f2027048e199a76cccb9a131b2afd48ccbe (Results 1 – 3 of 3) sorted by relevance
| /openbmc/linux/drivers/gpu/drm/i915/gt/ |
| H A D | mock_engine.c | diff fb218f2027048e199a76cccb9a131b2afd48ccbe Thu Jan 02 07:17:06 CST 2020 Chris Wilson <chris@chris-wilson.co.uk> drm/i915/gt: Discard stale context state from across idling
Before we idle, on parking, we switch to the kernel context such that we
have a scratch context loaded while the GPU idle, protecting any
precious user state. Be paranoid and assume that the idle state may have
been trashed, and reset the kernel_context image after idling.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200102131707.1463945-4-chris@chris-wilson.co.uk
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| H A D | intel_engine_pm.c | diff fb218f2027048e199a76cccb9a131b2afd48ccbe Thu Jan 02 07:17:06 CST 2020 Chris Wilson <chris@chris-wilson.co.uk> drm/i915/gt: Discard stale context state from across idling
Before we idle, on parking, we switch to the kernel context such that we
have a scratch context loaded while the GPU idle, protecting any
precious user state. Be paranoid and assume that the idle state may have
been trashed, and reset the kernel_context image after idling.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200102131707.1463945-4-chris@chris-wilson.co.uk
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| H A D | intel_gt_pm.c | diff fb218f2027048e199a76cccb9a131b2afd48ccbe Thu Jan 02 07:17:06 CST 2020 Chris Wilson <chris@chris-wilson.co.uk> drm/i915/gt: Discard stale context state from across idling
Before we idle, on parking, we switch to the kernel context such that we
have a scratch context loaded while the GPU idle, protecting any
precious user state. Be paranoid and assume that the idle state may have
been trashed, and reset the kernel_context image after idling.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Imre Deak <imre.deak@intel.com>
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200102131707.1463945-4-chris@chris-wilson.co.uk
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