From: Krzysztof Kozlowski <krzk@kernel.org> To: Yoshinori Sato <ysato@users.sourceforge.jp>, Rich Felker <dalias@libc.org>, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski <krzk@kernel.org> Subject: [PATCH] sh: clk: Fix discarding const qualifier warning Date: Tue, 07 Jan 2020 12:26:03 +0000 [thread overview] Message-ID: <1578399963-2229-1-git-send-email-krzk@kernel.org> (raw) ioreadX() accepts pointer to non-const memory. This fixes warnings like: drivers/sh/clk/cpg.c: In function ‘r8’: drivers/sh/clk/cpg.c:41:17: warning: passing argument 1 of ‘ioread8’ discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers] Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- drivers/sh/clk/cpg.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/sh/clk/cpg.c b/drivers/sh/clk/cpg.c index eeb028b9cdb3..4f3d99d37809 100644 --- a/drivers/sh/clk/cpg.c +++ b/drivers/sh/clk/cpg.c @@ -36,17 +36,17 @@ static void sh_clk_write(int value, struct clk *clk) iowrite32(value, clk->mapped_reg); } -static unsigned int r8(const void __iomem *addr) +static unsigned int r8(void __iomem *addr) { return ioread8(addr); } -static unsigned int r16(const void __iomem *addr) +static unsigned int r16(void __iomem *addr) { return ioread16(addr); } -static unsigned int r32(const void __iomem *addr) +static unsigned int r32(void __iomem *addr) { return ioread32(addr); } @@ -55,7 +55,7 @@ static int sh_clk_mstp_enable(struct clk *clk) { sh_clk_write(sh_clk_read(clk) & ~(1 << clk->enable_bit), clk); if (clk->status_reg) { - unsigned int (*read)(const void __iomem *addr); + unsigned int (*read)(void __iomem *addr); int i; void __iomem *mapped_status = (phys_addr_t)clk->status_reg - (phys_addr_t)clk->enable_reg + clk->mapped_reg; -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Krzysztof Kozlowski <krzk@kernel.org> To: Yoshinori Sato <ysato@users.sourceforge.jp>, Rich Felker <dalias@libc.org>, linux-sh@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Krzysztof Kozlowski <krzk@kernel.org> Subject: [PATCH] sh: clk: Fix discarding const qualifier warning Date: Tue, 7 Jan 2020 13:26:03 +0100 [thread overview] Message-ID: <1578399963-2229-1-git-send-email-krzk@kernel.org> (raw) ioreadX() accepts pointer to non-const memory. This fixes warnings like: drivers/sh/clk/cpg.c: In function ‘r8’: drivers/sh/clk/cpg.c:41:17: warning: passing argument 1 of ‘ioread8’ discards ‘const’ qualifier from pointer target type [-Wdiscarded-qualifiers] Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> --- drivers/sh/clk/cpg.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/sh/clk/cpg.c b/drivers/sh/clk/cpg.c index eeb028b9cdb3..4f3d99d37809 100644 --- a/drivers/sh/clk/cpg.c +++ b/drivers/sh/clk/cpg.c @@ -36,17 +36,17 @@ static void sh_clk_write(int value, struct clk *clk) iowrite32(value, clk->mapped_reg); } -static unsigned int r8(const void __iomem *addr) +static unsigned int r8(void __iomem *addr) { return ioread8(addr); } -static unsigned int r16(const void __iomem *addr) +static unsigned int r16(void __iomem *addr) { return ioread16(addr); } -static unsigned int r32(const void __iomem *addr) +static unsigned int r32(void __iomem *addr) { return ioread32(addr); } @@ -55,7 +55,7 @@ static int sh_clk_mstp_enable(struct clk *clk) { sh_clk_write(sh_clk_read(clk) & ~(1 << clk->enable_bit), clk); if (clk->status_reg) { - unsigned int (*read)(const void __iomem *addr); + unsigned int (*read)(void __iomem *addr); int i; void __iomem *mapped_status = (phys_addr_t)clk->status_reg - (phys_addr_t)clk->enable_reg + clk->mapped_reg; -- 2.7.4
next reply other threads:[~2020-01-07 12:26 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2020-01-07 12:26 Krzysztof Kozlowski [this message] 2020-01-07 12:26 ` [PATCH] sh: clk: Fix discarding const qualifier warning Krzysztof Kozlowski 2020-01-07 13:00 ` Geert Uytterhoeven 2020-01-07 13:00 ` Geert Uytterhoeven 2020-01-07 13:05 ` Krzysztof Kozlowski 2020-01-07 13:05 ` Krzysztof Kozlowski 2020-01-07 13:32 ` Krzysztof Kozlowski 2020-01-07 13:32 ` Krzysztof Kozlowski 2020-01-07 13:54 ` Arnd Bergmann 2020-01-07 13:54 ` Arnd Bergmann 2020-01-07 14:04 ` Krzysztof Kozlowski 2020-01-07 14:04 ` Krzysztof Kozlowski
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