netdev - [PATCH 1/7] vDPA/ifcvf: implement IO read/write helpers in the header file

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Date:   Mon, 10 Jan 2022 13:19:41 +0800
From:   Zhu Lingshan <lingshan.zhu@...el.com>
To:     jasowang@...hat.com, mst@...hat.com
Cc:     netdev@...r.kernel.org, virtualization@...ts.linux-foundation.org,
        Zhu Lingshan <lingshan.zhu@...el.com>
Subject: [PATCH 1/7] vDPA/ifcvf: implement IO read/write helpers in the header file

re-implement IO read/write helpers in the header file, so that
they can be utilized among modules.

Signed-off-by: Zhu Lingshan <lingshan.zhu@...el.com>
---
 drivers/vdpa/ifcvf/ifcvf_base.c | 36 --------------------------------
 drivers/vdpa/ifcvf/ifcvf_base.h | 37 +++++++++++++++++++++++++++++++++
 2 files changed, 37 insertions(+), 36 deletions(-)

diff --git a/drivers/vdpa/ifcvf/ifcvf_base.c b/drivers/vdpa/ifcvf/ifcvf_base.c
index 2808f1ba9f7b..0b5df4cfaf06 100644
--- a/drivers/vdpa/ifcvf/ifcvf_base.c
+++ b/drivers/vdpa/ifcvf/ifcvf_base.c
@@ -10,42 +10,6 @@
 
 #include "ifcvf_base.h"
 
-static inline u8 ifc_ioread8(u8 __iomem *addr)
-{
-	return ioread8(addr);
-}
-static inline u16 ifc_ioread16 (__le16 __iomem *addr)
-{
-	return ioread16(addr);
-}
-
-static inline u32 ifc_ioread32(__le32 __iomem *addr)
-{
-	return ioread32(addr);
-}
-
-static inline void ifc_iowrite8(u8 value, u8 __iomem *addr)
-{
-	iowrite8(value, addr);
-}
-
-static inline void ifc_iowrite16(u16 value, __le16 __iomem *addr)
-{
-	iowrite16(value, addr);
-}
-
-static inline void ifc_iowrite32(u32 value, __le32 __iomem *addr)
-{
-	iowrite32(value, addr);
-}
-
-static void ifc_iowrite64_twopart(u64 val,
-				  __le32 __iomem *lo, __le32 __iomem *hi)
-{
-	ifc_iowrite32((u32)val, lo);
-	ifc_iowrite32(val >> 32, hi);
-}
-
 struct ifcvf_adapter *vf_to_adapter(struct ifcvf_hw *hw)
 {
 	return container_of(hw, struct ifcvf_adapter, vf);
diff --git a/drivers/vdpa/ifcvf/ifcvf_base.h b/drivers/vdpa/ifcvf/ifcvf_base.h
index 09918af3ecf8..c924a7673afb 100644
--- a/drivers/vdpa/ifcvf/ifcvf_base.h
+++ b/drivers/vdpa/ifcvf/ifcvf_base.h
@@ -42,6 +42,43 @@
 #define ifcvf_private_to_vf(adapter) \
 	(&((struct ifcvf_adapter *)adapter)->vf)
 
+static inline u8 ifc_ioread8(u8 __iomem *addr)
+{
+	return ioread8(addr);
+}
+
+static inline u16 ifc_ioread16(__le16 __iomem *addr)
+{
+	return ioread16(addr);
+}
+
+static inline u32 ifc_ioread32(__le32 __iomem *addr)
+{
+	return ioread32(addr);
+}
+
+static inline void ifc_iowrite8(u8 value, u8 __iomem *addr)
+{
+	iowrite8(value, addr);
+}
+
+static inline void ifc_iowrite16(u16 value, __le16 __iomem *addr)
+{
+	iowrite16(value, addr);
+}
+
+static inline void ifc_iowrite32(u32 value, __le32 __iomem *addr)
+{
+	iowrite32(value, addr);
+}
+
+static inline void ifc_iowrite64_twopart(u64 val,
+				  __le32 __iomem *lo, __le32 __iomem *hi)
+{
+	ifc_iowrite32((u32)val, lo);
+	ifc_iowrite32(val >> 32, hi);
+}
+
 struct vring_info {
 	u64 desc;
 	u64 avail;
-- 
2.27.0