diff options
author | Chris Wilson <chris@chris-wilson.co.uk> | 2019-02-18 11:55:24 +0000 |
---|---|---|
committer | Chris Wilson <chris@chris-wilson.co.uk> | 2019-02-18 13:01:04 +0000 |
commit | f402cc58d378716c29f5dec750bef1add55bb34c (patch) | |
tree | 7991114307378cf2c1e234b48d9ffc0c9f05f8b5 /include | |
parent | 784b3c535cb066dafb05d52170851b9dfb262f98 (diff) |
drm-uapi: Update i915_drm.h for I915_CONTEXT_PARAM_RECOVERABLE
Copying i915_drm.h from
commit ba4fda620a5f7db521aa9e0262cf49854c1b1d9c (HEAD -> drm-intel-next-queued, drm-intel/drm-intel-next-queued)
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date: Mon Feb 18 10:58:21 2019 +0000
drm/i915: Optionally disable automatic recovery after a GPU reset
in order to expose the I915_CONTEXT_PARAM_RECOVERABLE for testing.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Mika Kuoppala <mika.kuoppala@linux.intel.com>
Diffstat (limited to 'include')
-rw-r--r-- | include/drm-uapi/i915_drm.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/drm-uapi/i915_drm.h b/include/drm-uapi/i915_drm.h index d2792ab3..43fb8ede 100644 --- a/include/drm-uapi/i915_drm.h +++ b/include/drm-uapi/i915_drm.h @@ -1491,6 +1491,26 @@ struct drm_i915_gem_context_param { * drm_i915_gem_context_param_sseu. */ #define I915_CONTEXT_PARAM_SSEU 0x7 + +/* + * Not all clients may want to attempt automatic recover of a context after + * a hang (for example, some clients may only submit very small incremental + * batches relying on known logical state of previous batches which will never + * recover correctly and each attempt will hang), and so would prefer that + * the context is forever banned instead. + * + * If set to false (0), after a reset, subsequent (and in flight) rendering + * from this context is discarded, and the client will need to create a new + * context to use instead. + * + * If set to true (1), the kernel will automatically attempt to recover the + * context by skipping the hanging batch and executing the next batch starting + * from the default context state (discarding the incomplete logical context + * state lost due to the reset). + * + * On creation, all new contexts are marked as recoverable. + */ +#define I915_CONTEXT_PARAM_RECOVERABLE 0x8 __u64 value; }; |