powerpc/pci: Make pci_read_irq_line() static
authorBenjamin Herrenschmidt <benh@kernel.crashing.org>
Tue, 29 Nov 2011 20:16:25 +0000 (20:16 +0000)
committerBenjamin Herrenschmidt <benh@kernel.crashing.org>
Wed, 7 Dec 2011 07:04:58 +0000 (18:04 +1100)
It's only used inside the same file where it's defined. There's
also no point exporting it anymore.

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>

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