mbox series

[v3,0/2] Avoid reading OA reports before they land

Message ID 20230602205327.1542958-1-umesh.nerlige.ramappa@intel.com (mailing list archive)
Headers show
Series Avoid reading OA reports before they land | expand

Message

Umesh Nerlige Ramappa June 2, 2023, 8:53 p.m. UTC 
Fix OA issue seen on DG2 where parts of OA reports are zeroed out or
have stale values. This was due to the fact that rewind logic was not
being run when the tail pointer was aged. The series drops the complex
aging/aged logic and just checks the reports for validity.

rev1 - https://patchwork.freedesktop.org/series/118054/

Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>

Umesh Nerlige Ramappa (2):
  i915/perf: Drop the aging_tail logic in perf OA
  i915/perf: Do not add ggtt offset to hw_tail

 drivers/gpu/drm/i915/i915_perf.c       | 76 ++++++++++----------------
 drivers/gpu/drm/i915/i915_perf_types.h | 12 ----
 2 files changed, 28 insertions(+), 60 deletions(-)