drm/xe: Add sa/guc_buf_cache sync interface

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In upcoming changes the cached buffers are going to be used to read data
produced by the GuC. Add a counterpart to flush, which synchronizes the
CPU-side of suballocation with the GPU data and propagate the interface
to GuC Buffer Cache.

Reviewed-by: Michal Wajdeczko <michal.wajdeczko@intel.com>
Link: https://patch.msgid.link/20251112132220.516975-11-michal.winiarski@intel.com
Signed-off-by: Michał Winiarski <michal.winiarski@intel.com>

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Michał Winiarski 2025-11-12 14:22:06 +01:00

parent 20cfef3ae2

commit 4f4bdbda72

4 changed files with 36 additions and 0 deletions

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13

drivers/gpu/drm/xe/xe_guc_buf.c

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1

drivers/gpu/drm/xe/xe_guc_buf.h

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21

drivers/gpu/drm/xe/xe_sa.c

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1

drivers/gpu/drm/xe/xe_sa.h

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