bus: fsl-mc: rescan devices if endpoint not found

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If the endpoint of a device is not yet probed on the bus, force
a rescan of the devices and retry to get a reference to the
endpoint device. If the device is still not found then we assume
it's in a different isolation context (container/DPRC) thus
unavailable and return a permission error.

Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Signed-off-by: Robert-Ionut Alexa <robert-ionut.alexa@nxp.com>
Link: https://lore.kernel.org/r/20210715140718.8513-7-laurentiu.tudor@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Laurentiu Tudor 2021-07-15 17:07:17 +03:00 • committed by Greg Kroah-Hartman

parent 39243fc111

commit 8567494ceb

1 changed files with 20 additions and 2 deletions

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drivers/bus/fsl-mc/fsl-mc-bus.c

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