ACPI: PRM: Add acpi_prm_handler_available()

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Add a helper function to check if a PRM handler/module is present.

This can be used during init time by code that depends on a particular
handler. If the handler is not present, then the code does not need to
be loaded.

Signed-off-by: Yazen Ghannam <yazen.ghannam@amd.com>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: "Mario Limonciello (AMD)" <superm1@kernel.org>
Acked-by: "Rafael J. Wysocki (Intel)" <rafael@kernel.org>
Link: https://patch.msgid.link/all/20251017-wip-atl-prm-v2-1-7ab1df4a5fbc@amd.com

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Yazen Ghannam 2025-10-17 13:26:28 +00:00 • committed by Borislav Petkov (AMD)

parent 6553c68bc7

commit 83be4bee57

2 changed files with 8 additions and 0 deletions

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6

drivers/acpi/prmt.c

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2

include/linux/prmt.h

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