[Xen-devel] [PATCH 09/13] asm: arm: to_pci_dev

[mjaggi@xxxxxxxxxxxxxxxxxx]

From: Manish Jaggi <mjaggi@xxxxxxxxxxxxxxxxxx>

to_pci_dev for ARM was todo till now.
Provide definition for this macro.

Signed-off-by: Manish Jaggi <manish.jaggi@xxxxxxxxxx>
---
 xen/drivers/passthrough/arm/smmu.c | 3 ++-
 xen/include/asm-arm/pci.h          | 6 ++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/xen/drivers/passthrough/arm/smmu.c 
b/xen/drivers/passthrough/arm/smmu.c
index 74c09b0991..81629a695c 100644
--- a/xen/drivers/passthrough/arm/smmu.c
+++ b/xen/drivers/passthrough/arm/smmu.c
@@ -46,10 +46,12 @@
 #include <xen/rbtree.h>
 #include <xen/sched.h>
 #include <xen/sizes.h>
+#include <xen/pci.h>
 #include <asm/atomic.h>
 #include <asm/device.h>
 #include <asm/io.h>
 #include <asm/platform.h>
+#include <asm/pci.h>
 
 /* Xen: The below defines are redefined within the file. Undef it */
 #undef SCTLR_AFE
@@ -181,7 +183,6 @@ static void __iomem *devm_ioremap_resource(struct device 
*dev,
  * Xen: PCI functions
  * TODO: It should be implemented when PCI will be supported
  */
-#define to_pci_dev(dev)        (NULL)
 static inline int pci_for_each_dma_alias(struct pci_dev *pdev,
                                         int (*fn) (struct pci_dev *pdev,
                                                    u16 alias, void *data),
diff --git a/xen/include/asm-arm/pci.h b/xen/include/asm-arm/pci.h
index 3145ed505c..d3de409927 100644
--- a/xen/include/asm-arm/pci.h
+++ b/xen/include/asm-arm/pci.h
@@ -2,6 +2,12 @@
 #define __ASM_ARM_PCI_H__
 
 struct arch_pci_dev {
+    struct device dev;
 };
 
+#define to_pci_dev(d) container_of( \
+                                   container_of(d, struct arch_pci_dev, dev), \
+                                   struct pci_dev,\
+                                   arch\
+                                  )
 #endif /* __ASM_ARM_PCI_H__ */
-- 
2.14.1


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