We need to keep track of the last location we ask the hw to read up to (RING_TAIL) separately from our last write location into the ring, so that in the event of a GPU reset we do not tell the HW to proceed into a partially written request (which can happen if that request is waiting for an external signal before being executed). v2: Refactor intel_ring_reset() (Mika) Bugzilla: https://bugs.freedesktop.org/show_bug.cgi?id=100144 Testcase: igt/gem_exec_fence/await-hang Fixes: |
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| drm | ||
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| vga | ||
| Makefile | ||