drm/xe/multi_queue: Add helpers to access CS QUEUE TIMESTAMP from lrc

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In secondary queue LRCs, the QUEUE TIMESTAMP register is saved and
restored allowing us to view the individual queue run times. Add helpers
to read this value from the LRC.

BSpec: 73988

Signed-off-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Reviewed-by: Niranjana Vishwanathapura <niranjana.vishwanathapura@intel.com>
Link: https://patch.msgid.link/20260507162016.3888309-19-umesh.nerlige.ramappa@intel.com

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Umesh Nerlige Ramappa 2026-05-07 09:20:23 -07:00

parent 0612f582dc

commit be50e7dbd1

4 changed files with 65 additions and 0 deletions

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3

drivers/gpu/drm/xe/regs/xe_lrc_layout.h

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57

drivers/gpu/drm/xe/xe_lrc.c

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2

drivers/gpu/drm/xe/xe_lrc.h

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3

drivers/gpu/drm/xe/xe_lrc_types.h

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