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2024-05-10 10ebd8556b7990499c896a550e3d416b444211e6

 kernel/arch/ia64/include/asm/io.h
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@@ -71,7 +71,6 @@
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 #define HAVE_ARCH_PIO_SIZE
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 #include <asm/intrinsics.h>
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-#include <asm/machvec.h>
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 #include <asm/page.h>
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 #include <asm-generic/iomap.h>
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@@ -113,20 +112,6 @@
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  */
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 #define __ia64_mf_a()	ia64_mfa()
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-/**
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- * ___ia64_mmiowb - I/O write barrier
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- *
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- * Ensure ordering of I/O space writes.  This will make sure that writes
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- * following the barrier will arrive after all previous writes.  For most
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- * ia64 platforms, this is a simple 'mf.a' instruction.
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- *
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- * See Documentation/driver-api/device-io.rst for more information.
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- */
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-static inline void ___ia64_mmiowb(void)
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-{
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-	ia64_mfa();
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-}
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-
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 static inline void*
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 __ia64_mk_io_addr (unsigned long port)
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 {
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@@ -143,26 +128,6 @@
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 	return (void *) (space->mmio_base | offset);
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 }
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-#define __ia64_inb	___ia64_inb
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-#define __ia64_inw	___ia64_inw
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-#define __ia64_inl	___ia64_inl
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-#define __ia64_outb	___ia64_outb
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-#define __ia64_outw	___ia64_outw
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-#define __ia64_outl	___ia64_outl
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-#define __ia64_readb	___ia64_readb
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-#define __ia64_readw	___ia64_readw
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-#define __ia64_readl	___ia64_readl
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-#define __ia64_readq	___ia64_readq
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-#define __ia64_readb_relaxed	___ia64_readb
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-#define __ia64_readw_relaxed	___ia64_readw
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-#define __ia64_readl_relaxed	___ia64_readl
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-#define __ia64_readq_relaxed	___ia64_readq
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-#define __ia64_writeb	___ia64_writeb
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-#define __ia64_writew	___ia64_writew
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-#define __ia64_writel	___ia64_writel
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-#define __ia64_writeq	___ia64_writeq
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-#define __ia64_mmiowb	___ia64_mmiowb
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-
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 /*
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  * For the in/out routines, we need to do "mf.a" _after_ doing the I/O access to ensure
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  * that the access has completed before executing other I/O accesses.  Since we're doing
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@@ -171,8 +136,8 @@
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  * during optimization, which is why we use "volatile" pointers.
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  */
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-static inline unsigned int
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-___ia64_inb (unsigned long port)
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+#define inb inb
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+static inline unsigned int inb(unsigned long port)
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 {
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 	volatile unsigned char *addr = __ia64_mk_io_addr(port);
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 	unsigned char ret;
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@@ -182,8 +147,8 @@
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 	return ret;
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 }
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-static inline unsigned int
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-___ia64_inw (unsigned long port)
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+#define inw inw
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+static inline unsigned int inw(unsigned long port)
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 {
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 	volatile unsigned short *addr = __ia64_mk_io_addr(port);
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 	unsigned short ret;
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@@ -193,8 +158,8 @@
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 	return ret;
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 }
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-static inline unsigned int
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-___ia64_inl (unsigned long port)
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+#define inl inl
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+static inline unsigned int inl(unsigned long port)
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 {
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 	volatile unsigned int *addr = __ia64_mk_io_addr(port);
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 	unsigned int ret;
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@@ -204,8 +169,8 @@
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 	return ret;
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 }
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-static inline void
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-___ia64_outb (unsigned char val, unsigned long port)
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+#define outb outb
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+static inline void outb(unsigned char val, unsigned long port)
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 {
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 	volatile unsigned char *addr = __ia64_mk_io_addr(port);
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@@ -213,8 +178,8 @@
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 	__ia64_mf_a();
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 }
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-static inline void
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-___ia64_outw (unsigned short val, unsigned long port)
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+#define outw outw
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+static inline void outw(unsigned short val, unsigned long port)
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 {
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 	volatile unsigned short *addr = __ia64_mk_io_addr(port);
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@@ -222,8 +187,8 @@
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 	__ia64_mf_a();
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 }
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-static inline void
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-___ia64_outl (unsigned int val, unsigned long port)
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+#define outl outl
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+static inline void outl(unsigned int val, unsigned long port)
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 {
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 	volatile unsigned int *addr = __ia64_mk_io_addr(port);
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@@ -231,214 +196,75 @@
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 	__ia64_mf_a();
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 }
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-static inline void
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-__insb (unsigned long port, void *dst, unsigned long count)
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+#define insb insb
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+static inline void insb(unsigned long port, void *dst, unsigned long count)
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 {
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 	unsigned char *dp = dst;
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 	while (count--)
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-		*dp++ = platform_inb(port);
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+		*dp++ = inb(port);
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 }
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-static inline void
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-__insw (unsigned long port, void *dst, unsigned long count)
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+#define insw insw
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+static inline void insw(unsigned long port, void *dst, unsigned long count)
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 {
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 	unsigned short *dp = dst;
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 	while (count--)
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-		put_unaligned(platform_inw(port), dp++);
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+		put_unaligned(inw(port), dp++);
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 }
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-static inline void
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-__insl (unsigned long port, void *dst, unsigned long count)
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+#define insl insl
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+static inline void insl(unsigned long port, void *dst, unsigned long count)
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 {
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 	unsigned int *dp = dst;
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 	while (count--)
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-		put_unaligned(platform_inl(port), dp++);
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+		put_unaligned(inl(port), dp++);
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 }
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-static inline void
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-__outsb (unsigned long port, const void *src, unsigned long count)
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+#define outsb outsb
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+static inline void outsb(unsigned long port, const void *src,
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+		unsigned long count)
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 {
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 	const unsigned char *sp = src;
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 	while (count--)
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-		platform_outb(*sp++, port);
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+		outb(*sp++, port);
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 }
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-static inline void
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-__outsw (unsigned long port, const void *src, unsigned long count)
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+#define outsw outsw
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+static inline void outsw(unsigned long port, const void *src,
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+		unsigned long count)
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 {
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 	const unsigned short *sp = src;
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 	while (count--)
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-		platform_outw(get_unaligned(sp++), port);
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+		outw(get_unaligned(sp++), port);
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 }
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-static inline void
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-__outsl (unsigned long port, const void *src, unsigned long count)
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+#define outsl outsl
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+static inline void outsl(unsigned long port, const void *src,
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+		unsigned long count)
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 {
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 	const unsigned int *sp = src;
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 	while (count--)
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-		platform_outl(get_unaligned(sp++), port);
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+		outl(get_unaligned(sp++), port);
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 }
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-
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-/*
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- * Unfortunately, some platforms are broken and do not follow the IA-64 architecture
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- * specification regarding legacy I/O support.  Thus, we have to make these operations
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- * platform dependent...
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- */
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-#define __inb		platform_inb
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-#define __inw		platform_inw
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-#define __inl		platform_inl
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-#define __outb		platform_outb
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-#define __outw		platform_outw
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-#define __outl		platform_outl
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-#define __mmiowb	platform_mmiowb
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-
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-#define inb(p)		__inb(p)
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-#define inw(p)		__inw(p)
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-#define inl(p)		__inl(p)
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-#define insb(p,d,c)	__insb(p,d,c)
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-#define insw(p,d,c)	__insw(p,d,c)
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-#define insl(p,d,c)	__insl(p,d,c)
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-#define outb(v,p)	__outb(v,p)
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-#define outw(v,p)	__outw(v,p)
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-#define outl(v,p)	__outl(v,p)
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-#define outsb(p,s,c)	__outsb(p,s,c)
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-#define outsw(p,s,c)	__outsw(p,s,c)
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-#define outsl(p,s,c)	__outsl(p,s,c)
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-#define mmiowb()	__mmiowb()
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-
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-/*
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- * The address passed to these functions are ioremap()ped already.
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- *
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- * We need these to be machine vectors since some platforms don't provide
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- * DMA coherence via PIO reads (PCI drivers and the spec imply that this is
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- * a good idea).  Writes are ok though for all existing ia64 platforms (and
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- * hopefully it'll stay that way).
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- */
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-static inline unsigned char
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-___ia64_readb (const volatile void __iomem *addr)
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-{
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-	return *(volatile unsigned char __force *)addr;
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-}
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-
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-static inline unsigned short
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-___ia64_readw (const volatile void __iomem *addr)
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-{
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-	return *(volatile unsigned short __force *)addr;
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-}
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-
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-static inline unsigned int
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-___ia64_readl (const volatile void __iomem *addr)
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-{
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-	return *(volatile unsigned int __force *) addr;
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-}
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-
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-static inline unsigned long
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-___ia64_readq (const volatile void __iomem *addr)
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-{
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-	return *(volatile unsigned long __force *) addr;
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-}
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-
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-static inline void
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-__writeb (unsigned char val, volatile void __iomem *addr)
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-{
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-	*(volatile unsigned char __force *) addr = val;
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-}
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-
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-static inline void
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-__writew (unsigned short val, volatile void __iomem *addr)
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-{
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-	*(volatile unsigned short __force *) addr = val;
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-}
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-
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-static inline void
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-__writel (unsigned int val, volatile void __iomem *addr)
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-{
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-	*(volatile unsigned int __force *) addr = val;
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-}
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-
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-static inline void
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-__writeq (unsigned long val, volatile void __iomem *addr)
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-{
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-	*(volatile unsigned long __force *) addr = val;
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-}
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-
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-#define __readb		platform_readb
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-#define __readw		platform_readw
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-#define __readl		platform_readl
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-#define __readq		platform_readq
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-#define __readb_relaxed	platform_readb_relaxed
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-#define __readw_relaxed	platform_readw_relaxed
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-#define __readl_relaxed	platform_readl_relaxed
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-#define __readq_relaxed	platform_readq_relaxed
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-
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-#define readb(a)	__readb((a))
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-#define readw(a)	__readw((a))
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-#define readl(a)	__readl((a))
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-#define readq(a)	__readq((a))
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-#define readb_relaxed(a)	__readb_relaxed((a))
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-#define readw_relaxed(a)	__readw_relaxed((a))
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-#define readl_relaxed(a)	__readl_relaxed((a))
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-#define readq_relaxed(a)	__readq_relaxed((a))
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-#define __raw_readb	readb
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-#define __raw_readw	readw
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-#define __raw_readl	readl
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-#define __raw_readq	readq
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-#define __raw_readb_relaxed	readb_relaxed
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-#define __raw_readw_relaxed	readw_relaxed
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-#define __raw_readl_relaxed	readl_relaxed
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-#define __raw_readq_relaxed	readq_relaxed
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-#define writeb(v,a)	__writeb((v), (a))
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-#define writew(v,a)	__writew((v), (a))
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-#define writel(v,a)	__writel((v), (a))
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-#define writeq(v,a)	__writeq((v), (a))
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-#define writeb_relaxed(v,a)	__writeb((v), (a))
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-#define writew_relaxed(v,a)	__writew((v), (a))
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-#define writel_relaxed(v,a)	__writel((v), (a))
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-#define writeq_relaxed(v,a)	__writeq((v), (a))
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-#define __raw_writeb	writeb
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-#define __raw_writew	writew
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-#define __raw_writel	writel
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-#define __raw_writeq	writeq
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-
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-#ifndef inb_p
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-# define inb_p		inb
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-#endif
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-#ifndef inw_p
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-# define inw_p		inw
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-#endif
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-#ifndef inl_p
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-# define inl_p		inl
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-#endif
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-
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-#ifndef outb_p
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-# define outb_p		outb
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-#endif
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-#ifndef outw_p
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-# define outw_p		outw
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-#endif
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-#ifndef outl_p
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-# define outl_p		outl
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-#endif
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 # ifdef __KERNEL__
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 extern void __iomem * ioremap(unsigned long offset, unsigned long size);
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-extern void __iomem * ioremap_nocache (unsigned long offset, unsigned long size);
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+extern void __iomem * ioremap_uc(unsigned long offset, unsigned long size);
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 extern void iounmap (volatile void __iomem *addr);
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 static inline void __iomem * ioremap_cache (unsigned long phys_addr, unsigned long size)
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 {
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 	return ioremap(phys_addr, size);
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 }
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 #define ioremap ioremap
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-#define ioremap_nocache ioremap_nocache
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 #define ioremap_cache ioremap_cache
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-#define ioremap_uc ioremap_nocache
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+#define ioremap_uc ioremap_uc
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 #define iounmap iounmap
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 /*