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powerpc/powernv/pci: Check status of a PHB before using it
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Fri, 8 Jul 2016 06:37:17 +0000 (16:37 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Sun, 17 Jul 2016 06:42:49 +0000 (16:42 +1000)
commit08a45b320a0ec76866acca7db2fe2647387e5c21
treed52230dd5d911385138dd03357774181de5a3c65tree
parenta1339faf72ac0d90797516ad0996cec18fe534b5commit | diff
powerpc/powernv/pci: Check status of a PHB before using it

If the firmware encounters an error (internal or HW) during initialization
of a PHB, it might leave the device-node in the tree but mark it disabled
using the "status" property. We should check it.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/platforms/powernv/pci-ioda.c diff | blob | blame | history
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