drm/xe/nvm: add support for non-posted erase

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Erase command is slow on discrete graphics storage
and may overshot PCI completion timeout.
BMG introduces the ability to have non-posted erase.
Add driver support for non-posted erase with polling
for erase completion.

Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Acked-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: Reuven Abliyev <reuven.abliyev@intel.com>
Signed-off-by: Alexander Usyskin <alexander.usyskin@intel.com>
Link: https://lore.kernel.org/r/20250617145159.3803852-9-alexander.usyskin@intel.com
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>

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Reuven Abliyev 2025-06-17 17:51:58 +03:00 • committed by Rodrigo Vivi

parent 87e1ebbafb

commit a1c940cbf5

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3 changed files with 67 additions and 2 deletions

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25

drivers/gpu/drm/xe/xe_nvm.c

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42

drivers/mtd/devices/mtd_intel_dg.c

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2

include/linux/intel_dg_nvm_aux.h

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