sequence is protected by spinlock so don't access sequence in paramter seq when invoking this function. ~0 means to get the latest sequence number and 0 means none to get.
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| @@ -295,7 +295,10 @@ union drm_amdgpu_gem_wait_idle { · 294 unmodified lines | ||
| 295 | 295 | }; |
| 296 | 296 | |
| 297 | 297 | struct drm_amdgpu_wait_cs_in { |
| 298 | − /** Command submission handle */ | |
| 298 | + /* Command submission handle | |
| 299 | + * handle equals 0 means none to wait for | |
| 300 | + * handle equal ~0ull meanas wait for the latest sequence number | |
| 301 | + */ | |
| 299 | 302 | __u64 handle; |
| 300 | 303 | /** Absolute timeout to wait */ |
| 301 | 304 | __u64 timeout; |