ARM64 ACPI based PCI host bridge init needs a arch dependent
struct pci_controller to accommodate common PCI host bridge
code which is introduced later, or it will lead to compile
errors on ARM64.
Signed-off-by: Hanjun Guo <hanjun.guo@xxxxxxxxxx>
Tested-by: Suravee Suthikulpanit <Suravee.Suthikulpanit@xxxxxxx>
CC: Arnd Bergmann <arnd@xxxxxxxx>
CC: Catalin Marinas <catalin.marinas@xxxxxxx>
CC: Liviu Dudau <Liviu.Dudau@xxxxxxx>
CC: Lorenzo Pieralisi <Lorenzo.Pieralisi@xxxxxxx>
CC: Will Deacon <will.deacon@xxxxxxx>
---
arch/arm64/include/asm/pci.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/arch/arm64/include/asm/pci.h b/arch/arm64/include/asm/pci.h
index b008a72..7088495 100644
--- a/arch/arm64/include/asm/pci.h
+++ b/arch/arm64/include/asm/pci.h
@@ -10,6 +10,16 @@
#include <asm-generic/pci-bridge.h>
#include <asm-generic/pci-dma-compat.h>
+struct acpi_device;
+
+struct pci_controller {
+#ifdef CONFIG_ACPI
+ struct acpi_device *companion; /* ACPI companion device */
+#endif
+ int segment; /* PCI domain */
+ int node; /* NUMA node */
+};
+
#define PCIBIOS_MIN_IO 0x1000
#define PCIBIOS_MIN_MEM 0
--
1.9.1
--
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