From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> To: Yoshinori Sato <ysato@users.sourceforge.jp>, Rich Felker <dalias@libc.org> Cc: Linux-SH <linux-sh@vger.kernel.org>, Linux-Renesas <linux-renesas-soc@vger.kernel.org> Subject: [PATCH v2] SH: Convert iounmap() macros to inline functions Date: Tue, 17 Dec 2019 07:50:36 +0000 [thread overview] Message-ID: <877e2vgzlf.wl-kuninori.morimoto.gx@renesas.com> (raw) From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Macro iounmap() do nothing, but that results in unused variable warnings all over the place. This patch convert it to inline to avoid warning We will get this kind of warning without this patch ${LINUX}/drivers/thermal/broadcom/ns-thermal.c:78:21: \ warning: unused variable 'ns_thermal' [-Wunused-variable] struct ns_thermal *ns_thermal = platform_get_drvdata(pdev); ^~~~~~~~~~ Fixes: 98c90e5ea34e9 ("sh: remove __iounmap") Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Acked-by: Sam Ravnborg <sam@ravnborg.org> --- v1 -> v2 - add warning on git-log arch/sh/include/asm/io.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index 1495489..351a0a9 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -328,7 +328,7 @@ __ioremap_mode(phys_addr_t offset, unsigned long size, pgprot_t prot) #else #define __ioremap(offset, size, prot) ((void __iomem *)(offset)) #define __ioremap_mode(offset, size, prot) ((void __iomem *)(offset)) -#define iounmap(addr) do { } while (0) +static inline void iounmap(void __iomem *addr) {} #endif /* CONFIG_MMU */ static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size) -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> To: Yoshinori Sato <ysato@users.sourceforge.jp>, Rich Felker <dalias@libc.org> Cc: Linux-SH <linux-sh@vger.kernel.org>, Linux-Renesas <linux-renesas-soc@vger.kernel.org> Subject: [PATCH v2] SH: Convert iounmap() macros to inline functions Date: 17 Dec 2019 16:50:36 +0900 [thread overview] Message-ID: <877e2vgzlf.wl-kuninori.morimoto.gx@renesas.com> (raw) From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Macro iounmap() do nothing, but that results in unused variable warnings all over the place. This patch convert it to inline to avoid warning We will get this kind of warning without this patch ${LINUX}/drivers/thermal/broadcom/ns-thermal.c:78:21: \ warning: unused variable 'ns_thermal' [-Wunused-variable] struct ns_thermal *ns_thermal = platform_get_drvdata(pdev); ^~~~~~~~~~ Fixes: 98c90e5ea34e9 ("sh: remove __iounmap") Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Acked-by: Sam Ravnborg <sam@ravnborg.org> --- v1 -> v2 - add warning on git-log arch/sh/include/asm/io.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/sh/include/asm/io.h b/arch/sh/include/asm/io.h index 1495489..351a0a9 100644 --- a/arch/sh/include/asm/io.h +++ b/arch/sh/include/asm/io.h @@ -328,7 +328,7 @@ __ioremap_mode(phys_addr_t offset, unsigned long size, pgprot_t prot) #else #define __ioremap(offset, size, prot) ((void __iomem *)(offset)) #define __ioremap_mode(offset, size, prot) ((void __iomem *)(offset)) -#define iounmap(addr) do { } while (0) +static inline void iounmap(void __iomem *addr) {} #endif /* CONFIG_MMU */ static inline void __iomem *ioremap(phys_addr_t offset, unsigned long size) -- 2.7.4
next reply other threads:[~2019-12-17 7:50 UTC|newest] Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-12-17 7:50 Kuninori Morimoto [this message] 2019-12-17 7:50 ` [PATCH v2] SH: Convert iounmap() macros to inline functions Kuninori Morimoto
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