drm/xe/oa: Enable Xe2+ overrun mode

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Enable Xe2+ overrun mode. For Xe2+, when overrun mode is enabled, there are
no partial reports at the end of buffer, making the OA buffer effectively a
non-power-of-2 size circular buffer whose size, circ_size, is a multiple of
the report size.

v2: Fix implementation of xe_oa_circ_diff/xe_oa_circ_incr (Umesh)

Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Umesh Nerlige Ramappa <umesh.nerlige.ramappa@intel.com>
Signed-off-by: Ashutosh Dixit <ashutosh.dixit@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240618014609.3233427-18-ashutosh.dixit@intel.com

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This commit is contained in:

Ashutosh Dixit 2024-06-17 18:46:09 -07:00

parent 3a1fc394ba

commit cffd77865f

2 changed files with 30 additions and 8 deletions

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35

drivers/gpu/drm/xe/xe_oa.c

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3

drivers/gpu/drm/xe/xe_oa_types.h

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