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/Linux-v4.19/drivers/gpu/drm/i915/
Di915_perf.c454 u32 head, hw_tail, aged_tail, aging_tail; in oa_buffer_check_unlocked() local
470 aged_tail = dev_priv->perf.oa.oa_buffer.tails[aged_idx].offset; in oa_buffer_check_unlocked()
499 aged_tail = aging_tail; in oa_buffer_check_unlocked()
515 (aged_tail == INVALID_TAIL_PTR || in oa_buffer_check_unlocked()
516 OA_TAKEN(hw_tail, aged_tail) >= report_size)) { in oa_buffer_check_unlocked()
537 return aged_tail == INVALID_TAIL_PTR ? in oa_buffer_check_unlocked()
538 false : OA_TAKEN(aged_tail, head) >= report_size; in oa_buffer_check_unlocked()