bcma: add helpers bringing PCIe hosted bus up / down

Bringing PCIe hosted bus up requires operating on host-related core.
Since we plan to support PCIe Gen 2 devices we should provide a helper
picking the correct one (PCIE or PCIE2).

Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
diff --git a/include/linux/bcma/bcma.h b/include/linux/bcma/bcma.h
index 994739d..037620b 100644
--- a/include/linux/bcma/bcma.h
+++ b/include/linux/bcma/bcma.h
@@ -434,6 +434,9 @@
 	return bcma_find_core_unit(bus, coreid, 0);
 }
 
+extern void bcma_host_pci_up(struct bcma_bus *bus);
+extern void bcma_host_pci_down(struct bcma_bus *bus);
+
 extern bool bcma_core_is_enabled(struct bcma_device *core);
 extern void bcma_core_disable(struct bcma_device *core, u32 flags);
 extern int bcma_core_enable(struct bcma_device *core, u32 flags);