[PATCH 3/6] parisc: stop using asm-generic/iomap.h
From: Arnd Bergmann
Date: Sat Mar 15 2025 - 07:00:05 EST
From: Arnd Bergmann <arnd@xxxxxxxx>
parisc uses custom iomap helpers to map bus specific function calls into
a linear __iomem token, but it tries to use the declarations from the x86
"generic iomap" code.
Untangle the two by duplicating the required declations and dropping
the #include that pulls in more stuff that is not needed here, to
allow simplify the generic version later.
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
---
arch/parisc/include/asm/io.h | 36 +++++++++++++++++++++++++++---------
1 file changed, 27 insertions(+), 9 deletions(-)
diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h
index 3143cf29ce27..59d85d2386bb 100644
--- a/arch/parisc/include/asm/io.h
+++ b/arch/parisc/include/asm/io.h
@@ -227,36 +227,54 @@ extern void outsl (unsigned long port, const void *src, unsigned long count);
#define F_EXTEND(x) ((unsigned long)((x) | (0xffffffff00000000ULL)))
#ifdef CONFIG_64BIT
-#define ioread64 ioread64
-#define ioread64be ioread64be
-#define iowrite64 iowrite64
-#define iowrite64be iowrite64be
extern u64 ioread64(const void __iomem *addr);
extern u64 ioread64be(const void __iomem *addr);
+#define ioread64 ioread64
+#define ioread64be ioread64be
+
extern void iowrite64(u64 val, void __iomem *addr);
extern void iowrite64be(u64 val, void __iomem *addr);
+#define iowrite64 iowrite64
+#define iowrite64be iowrite64be
#endif
-#include <asm-generic/iomap.h>
-/*
- * These get provided from <asm-generic/iomap.h> since parisc does not
- * select GENERIC_IOMAP.
- */
+extern void __iomem *ioport_map(unsigned long port, unsigned int nr);
+extern void ioport_unmap(void __iomem *);
#define ioport_map ioport_map
#define ioport_unmap ioport_unmap
+
+extern unsigned int ioread8(const void __iomem *);
+extern unsigned int ioread16(const void __iomem *);
+extern unsigned int ioread16be(const void __iomem *);
+extern unsigned int ioread32(const void __iomem *);
+extern unsigned int ioread32be(const void __iomem *);
#define ioread8 ioread8
#define ioread16 ioread16
#define ioread32 ioread32
#define ioread16be ioread16be
#define ioread32be ioread32be
+
+extern void iowrite8(u8, void __iomem *);
+extern void iowrite16(u16, void __iomem *);
+extern void iowrite16be(u16, void __iomem *);
+extern void iowrite32(u32, void __iomem *);
+extern void iowrite32be(u32, void __iomem *);
#define iowrite8 iowrite8
#define iowrite16 iowrite16
#define iowrite32 iowrite32
#define iowrite16be iowrite16be
#define iowrite32be iowrite32be
+
+extern void ioread8_rep(const void __iomem *port, void *buf, unsigned long count);
+extern void ioread16_rep(const void __iomem *port, void *buf, unsigned long count);
+extern void ioread32_rep(const void __iomem *port, void *buf, unsigned long count);
#define ioread8_rep ioread8_rep
#define ioread16_rep ioread16_rep
#define ioread32_rep ioread32_rep
+
+extern void iowrite8_rep(void __iomem *port, const void *buf, unsigned long count);
+extern void iowrite16_rep(void __iomem *port, const void *buf, unsigned long count);
+extern void iowrite32_rep(void __iomem *port, const void *buf, unsigned long count);
#define iowrite8_rep iowrite8_rep
#define iowrite16_rep iowrite16_rep
#define iowrite32_rep iowrite32_rep
--
2.39.5