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Date:	Thu, 17 Mar 2016 10:36:28 +0800
From:	Fengguang Wu <fengguang.wu@...el.com>
To:	Michal Simek <monstr@...str.eu>
Cc:	LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH] microblaze/PCI: export isa_io_base to fix link errors

ERROR: "isa_io_base" [sound/pci/vx222/snd-vx222.ko] undefined!
ERROR: "isa_io_base" [sound/pci/trident/snd-trident.ko] undefined!
ERROR: "isa_io_base" [sound/pci/snd-via82xx.ko] undefined!
...
ERROR: "isa_io_base" [drivers/watchdog/wdt_pci.ko] undefined!
ERROR: "isa_io_base" [drivers/watchdog/pcwd_pci.ko] undefined!
ERROR: "isa_io_base" [drivers/video/vgastate.ko] undefined!
...
ERROR: "isa_io_base" [drivers/video/fbdev/cirrusfb.ko] undefined!
ERROR: "isa_io_base" [drivers/video/fbdev/arkfb.ko] undefined!
ERROR: "isa_io_base" [drivers/usb/host/uhci-hcd.ko] undefined!
ERROR: "isa_io_base" [drivers/usb/host/isp1362-hcd.ko] undefined!
ERROR: "isa_io_base" [drivers/tty/serial/jsm/jsm.ko] undefined!
ERROR: "isa_io_base" [drivers/tty/serial/8250/8250_pci.ko] undefined!
...
ERROR: "isa_io_base" [drivers/scsi/qla2xxx/qla2xxx.ko] undefined!
ERROR: "isa_io_base" [drivers/scsi/ppa.ko] undefined!

Signed-off-by: Fengguang Wu <fengguang.wu@...el.com>
---
 arch/microblaze/pci/pci-common.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/microblaze/pci/pci-common.c b/arch/microblaze/pci/pci-common.c
index ae838ed..fba7a46 100644
--- a/arch/microblaze/pci/pci-common.c
+++ b/arch/microblaze/pci/pci-common.c
@@ -48,6 +48,8 @@ static int global_phb_number;		/* Global phb counter */
 resource_size_t isa_mem_base;
 
 unsigned long isa_io_base;
+EXPORT_SYMBOL(isa_io_base);
+
 static int pci_bus_count;
 
 struct pci_controller *pcibios_alloc_controller(struct device_node *dev)
-- 
2.7.0.rc3

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