[PATCH 0/3] Add debugfs node to expose pcie link state residency

Soham Purkait soham.purkait at intel.com
Thu May 29 19:26:17 UTC 2025


    The changes in the first patch is taken from
https://patchwork.freedesktop.org/series/149026/
Thay are  added only for compilation and does not
require review.

    This patch exposes pcie link state residency counter values through
debugfs for L0, L1, L1.2.

Soham Purkait (3):
  Utility function and macro for telemetry reading
  drm/xe/regs/xe_pmt: Macros for pcie link state residency offset
  drm/xe/xe_debugfs: Exposure of pcie link state residency counters
    through debugfs

 drivers/gpu/drm/xe/regs/xe_pmt.h |  9 ++++++
 drivers/gpu/drm/xe/xe_debugfs.c  | 49 ++++++++++++++++++++++++++++++++
 drivers/gpu/drm/xe/xe_vsec.c     |  2 +-
 drivers/gpu/drm/xe/xe_vsec.h     |  5 ++++
 4 files changed, 64 insertions(+), 1 deletion(-)

-- 
2.34.1



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