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[84.20.244.219]) by smtp.gmail.com with ESMTPSA id x17sm8188836wrc.51.2021.09.24.03.57.40 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 24 Sep 2021 03:57:40 -0700 (PDT) From: Krzysztof Kozlowski To: Benjamin Herrenschmidt , Michael Ellerman , Paul Mackerras , Rob Herring , Frank Rowand , Krzysztof Kozlowski , Christophe Leroy , linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org Subject: [PATCH v3 2/2] powerpc/powermac: constify device_node in of_irq_parse_oldworld() Date: Fri, 24 Sep 2021 12:56:53 +0200 Message-Id: <20210924105653.46963-2-krzysztof.kozlowski@canonical.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20210924105653.46963-1-krzysztof.kozlowski@canonical.com> References: <20210924105653.46963-1-krzysztof.kozlowski@canonical.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The of_irq_parse_oldworld() does not modify passed device_node so make it a pointer to const for safety. Drop the extern while modifying the line. Signed-off-by: Krzysztof Kozlowski --- Changes since v1: 1. Drop extern. --- arch/powerpc/platforms/powermac/pic.c | 2 +- include/linux/of_irq.h | 6 +++--- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/powerpc/platforms/powermac/pic.c b/arch/powerpc/platforms/powermac/pic.c index 4921bccf0376..af5ca1f41bb1 100644 --- a/arch/powerpc/platforms/powermac/pic.c +++ b/arch/powerpc/platforms/powermac/pic.c @@ -384,7 +384,7 @@ static void __init pmac_pic_probe_oldstyle(void) #endif } -int of_irq_parse_oldworld(struct device_node *device, int index, +int of_irq_parse_oldworld(const struct device_node *device, int index, struct of_phandle_args *out_irq) { const u32 *ints = NULL; diff --git a/include/linux/of_irq.h b/include/linux/of_irq.h index aaf219bd0354..83fccd0c9bba 100644 --- a/include/linux/of_irq.h +++ b/include/linux/of_irq.h @@ -20,12 +20,12 @@ typedef int (*of_irq_init_cb_t)(struct device_node *, struct device_node *); #if defined(CONFIG_PPC32) && defined(CONFIG_PPC_PMAC) extern unsigned int of_irq_workarounds; extern struct device_node *of_irq_dflt_pic; -extern int of_irq_parse_oldworld(struct device_node *device, int index, - struct of_phandle_args *out_irq); +int of_irq_parse_oldworld(const struct device_node *device, int index, + struct of_phandle_args *out_irq); #else /* CONFIG_PPC32 && CONFIG_PPC_PMAC */ #define of_irq_workarounds (0) #define of_irq_dflt_pic (NULL) -static inline int of_irq_parse_oldworld(struct device_node *device, int index, +static inline int of_irq_parse_oldworld(const struct device_node *device, int index, struct of_phandle_args *out_irq) { return -EINVAL; -- 2.30.2