From: Kefeng Wang <wangkefeng.wang@huawei.com>
To: Arnd Bergmann <arnd@arndb.de>
Cc: <linux-arch@vger.kernel.org>, <linux-alpha@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-hexagon@vger.kernel.org>,
<linux-m68k@lists.linux-m68k.org>, <linux-mips@vger.kernel.org>,
<linux-parisc@vger.kernel.org>, <linuxppc-dev@lists.ozlabs.org>,
<linux-sh@vger.kernel.org>, <sparclinux@vger.kernel.org>,
Kefeng Wang <wangkefeng.wang@huawei.com>,
Richard Henderson <richard.henderson@linaro.org>,
Ivan Kokshaysky <ink@jurassic.park.msu.ru>,
Russell King <linux@armlinux.org.uk>,
Brian Cain <bcain@quicinc.com>,
"James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>,
Nicholas Piggin <npiggin@gmail.com>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
Yoshinori Sato <ysato@users.sourceforge.jp>,
Rich Felker <dalias@libc.org>,
"David S. Miller" <davem@davemloft.net>,
Stanislav Kinsburskii <stanislav.kinsburskii@gmail.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Geert Uytterhoeven <geert+renesas@glider.be>
Subject: [PATCH v2] asm/io: remove unnecessary xlate_dev_mem_ptr() and unxlate_dev_mem_ptr()
Date: Mon, 20 Nov 2023 11:36:39 +0800 [thread overview]
Message-ID: <20231120033639.1789523-1-wangkefeng.wang@huawei.com> (raw)
The asm-generic/io.h already has default define, remove unnecessary
arch's defination.
Cc: Richard Henderson <richard.henderson@linaro.org>
Cc: Ivan Kokshaysky <ink@jurassic.park.msu.ru>
Cc: Russell King <linux@armlinux.org.uk>
Cc: Brian Cain <bcain@quicinc.com>
Cc: "James E.J. Bottomley" <James.Bottomley@HansenPartnership.com>
Cc: Nicholas Piggin <npiggin@gmail.com>
Cc: Christophe Leroy <christophe.leroy@csgroup.eu>
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Cc: Rich Felker <dalias@libc.org>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: Stanislav Kinsburskii <stanislav.kinsburskii@gmail.com>
Reviewed-by: Geert Uytterhoeven <geert@linux-m68k.org> [m68k]
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org> [m68k]
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> [sh]
Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com>
---
v2:
- remove mips change, since it needs more extra works for enable
<asm-generic/io.h>
arch/alpha/include/asm/io.h | 6 ------
arch/arm/include/asm/io.h | 6 ------
arch/hexagon/include/asm/io.h | 6 ------
arch/m68k/include/asm/io_mm.h | 6 ------
arch/parisc/include/asm/io.h | 6 ------
arch/powerpc/include/asm/io.h | 6 ------
arch/sh/include/asm/io.h | 7 -------
arch/sparc/include/asm/io_64.h | 6 ------
8 files changed, 49 deletions(-)
diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h
index 7aeaf7c30a6f..5e5d21ebc584 100644
--- a/arch/alpha/include/asm/io.h
+++ b/arch/alpha/include/asm/io.h
@@ -651,12 +651,6 @@ extern void outsl (unsigned long port, const void *src, unsigned long count);
#endif
#define RTC_ALWAYS_BCD 0
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
/*
* These get provided from <asm-generic/iomap.h> since alpha does not
* select GENERIC_IOMAP.
diff --git a/arch/arm/include/asm/io.h b/arch/arm/include/asm/io.h
index 56b08ed6cc3b..1815748f5d2a 100644
--- a/arch/arm/include/asm/io.h
+++ b/arch/arm/include/asm/io.h
@@ -407,12 +407,6 @@ struct pci_dev;
#define pci_iounmap pci_iounmap
extern void pci_iounmap(struct pci_dev *dev, void __iomem *addr);
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
#include <asm-generic/io.h>
#ifdef CONFIG_MMU
diff --git a/arch/hexagon/include/asm/io.h b/arch/hexagon/include/asm/io.h
index e2b308e32a37..97d57751ce3b 100644
--- a/arch/hexagon/include/asm/io.h
+++ b/arch/hexagon/include/asm/io.h
@@ -58,12 +58,6 @@ static inline void *phys_to_virt(unsigned long address)
return __va(address);
}
-/*
- * convert a physical pointer to a virtual kernel pointer for
- * /dev/mem access.
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
/*
* IO port access primitives. Hexagon doesn't have special IO access
* instructions; all I/O is memory mapped.
diff --git a/arch/m68k/include/asm/io_mm.h b/arch/m68k/include/asm/io_mm.h
index 47525f2a57e1..090aec54b8fa 100644
--- a/arch/m68k/include/asm/io_mm.h
+++ b/arch/m68k/include/asm/io_mm.h
@@ -389,12 +389,6 @@ static inline void isa_delay(void)
#define __ARCH_HAS_NO_PAGE_ZERO_MAPPED 1
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
#define readb_relaxed(addr) readb(addr)
#define readw_relaxed(addr) readw(addr)
#define readl_relaxed(addr) readl(addr)
diff --git a/arch/parisc/include/asm/io.h b/arch/parisc/include/asm/io.h
index 366537042465..9c06cafb0e70 100644
--- a/arch/parisc/include/asm/io.h
+++ b/arch/parisc/include/asm/io.h
@@ -267,12 +267,6 @@ extern void iowrite64be(u64 val, void __iomem *addr);
#define iowrite16_rep iowrite16_rep
#define iowrite32_rep iowrite32_rep
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
extern int devmem_is_allowed(unsigned long pfn);
#include <asm-generic/io.h>
diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h
index 5220274a6277..79421c285066 100644
--- a/arch/powerpc/include/asm/io.h
+++ b/arch/powerpc/include/asm/io.h
@@ -709,12 +709,6 @@ static inline void name at \
#define memcpy_fromio memcpy_fromio
#define memcpy_toio memcpy_toio
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
/*
* We don't do relaxed operations yet, at least not with this semantic
*/
diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h
index ac521f287fa5..be7ac06423a9 100644
--- a/arch/sh/include/asm/io.h
+++ b/arch/sh/include/asm/io.h
@@ -304,13 +304,6 @@ unsigned long long poke_real_address_q(unsigned long long addr,
#define ioremap_uc ioremap
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-#define unxlate_dev_mem_ptr(p, v) do { } while (0)
-
#include <asm-generic/io.h>
#define ARCH_HAS_VALID_PHYS_ADDR_RANGE
diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h
index 9303270b22f3..75ae9bf3bb7b 100644
--- a/arch/sparc/include/asm/io_64.h
+++ b/arch/sparc/include/asm/io_64.h
@@ -470,12 +470,6 @@ static inline int sbus_can_burst64(void)
struct device;
void sbus_set_sbus64(struct device *, int);
-/*
- * Convert a physical pointer to a virtual kernel pointer for /dev/mem
- * access
- */
-#define xlate_dev_mem_ptr(p) __va(p)
-
#endif
#endif /* !(__SPARC64_IO_H) */
--
2.27.0
reply other threads:[~2023-11-20 3:37 UTC|newest]
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