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UPSTREAM: driver core: Add fw_devlink.strict kernel param

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This param allows forcing all dependencies to be treated as mandatory.
This will be useful for boards in which all optional dependencies like
IOMMUs and DMAs need to be treated as mandatory dependencies.

Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Signed-off-by: Saravana Kannan <saravanak@google.com>
Link: https://lore.kernel.org/r/20210205222644.2357303-4-saravanak@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
(cherry picked from commit 19d0f5f6bff878277783fd98fef4ae2441d6a1d8)
Bug: 181264536
Change-Id: If9cc5918624082b0e5426c4c9dd7f6eb6bba8232
This commit is contained in:
Saravana Kannan
2021-02-05 14:26:39 -08:00
parent 6f52309761
commit df23e98cca
3 changed files with 18 additions and 0 deletions
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5
Documentation/admin-guide/kernel-parameters.txt
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@@ -1447,6 +1447,11 @@
to enforce probe and suspend/resume ordering.
rpm -- Like "on", but also use to order runtime PM.
fw_devlink.strict=<bool>
[KNL] Treat all inferred dependencies as mandatory
dependencies. This only applies for fw_devlink=on|rpm.
Format: <bool>
gamecon.map[2|3]=
[HW,JOY] Multisystem joystick and NES/SNES/PSX pad
support via parallel port (up to 5 devices per port)