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[24.155.109.49]) by smtp.googlemail.com with ESMTPSA id f9sm750959oth.17.2018.11.07.14.31.53 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 07 Nov 2018 14:31:54 -0800 (PST) From: Rob Herring To: "David S. Miller" Cc: Frank Rowand , linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org Subject: [PATCH 2/8] of: Drop full path from Sparc PDT full_name Date: Wed, 7 Nov 2018 16:31:45 -0600 Message-Id: <20181107223151.14991-3-robh@kernel.org> X-Mailer: git-send-email 2.19.1 In-Reply-To: <20181107223151.14991-1-robh@kernel.org> References: <20181107223151.14991-1-robh@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Now that there are no more users of path_component_name outside of the PDT code and users of device_node.full_name are converted to use "%pOF" printf specifier, we can align Sparc with other arches and store just the base node name and unit address in full_name. This makes path_component_name redundant, so it can be removed. As full_name is used by printf specifiers, set it as early as possible. Cc: Frank Rowand Signed-off-by: Rob Herring --- drivers/of/pdt.c | 26 +++----------------------- include/linux/of.h | 1 - 2 files changed, 3 insertions(+), 24 deletions(-) diff --git a/drivers/of/pdt.c b/drivers/of/pdt.c index 013e65de074a..40321b6b82e2 100644 --- a/drivers/of/pdt.c +++ b/drivers/of/pdt.c @@ -32,24 +32,7 @@ unsigned int of_pdt_unique_id __initdata; static char * __init of_pdt_build_full_name(struct device_node *dp) { - int len, ourlen, plen; - char *n; - - dp->path_component_name = build_path_component(dp); - - plen = strlen(dp->parent->full_name); - ourlen = strlen(dp->path_component_name); - len = ourlen + plen + 2; - - n = prom_early_alloc(len); - strcpy(n, dp->parent->full_name); - if (!of_node_is_root(dp->parent)) { - strcpy(n + plen, "/"); - plen++; - } - strcpy(n + plen, dp->path_component_name); - - return n; + return build_path_component(dp); } #else /* CONFIG_SPARC */ @@ -181,6 +164,8 @@ static struct device_node * __init of_pdt_create_node(phandle node, dp->properties = of_pdt_build_prop_list(node); + dp->full_name = of_pdt_build_full_name(dp); + irq_trans_init(dp); return dp; @@ -204,8 +189,6 @@ static struct device_node * __init of_pdt_build_tree(struct device_node *parent, ret = dp; prev_sibling = dp; - dp->full_name = of_pdt_build_full_name(dp); - dp->child = of_pdt_build_tree(dp, of_pdt_prom_ops->getchild(node)); if (of_pdt_build_more) @@ -228,9 +211,6 @@ void __init of_pdt_build_devicetree(phandle root_node, struct of_pdt_ops *ops) of_pdt_prom_ops = ops; of_root = of_pdt_create_node(root_node, NULL); -#if defined(CONFIG_SPARC) - of_root->path_component_name = ""; -#endif of_root->full_name = "/"; of_root->child = of_pdt_build_tree(of_root, diff --git a/include/linux/of.h b/include/linux/of.h index a5aee3c438ad..0fe5bef81a7e 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -66,7 +66,6 @@ struct device_node { unsigned long _flags; void *data; #if defined(CONFIG_SPARC) - const char *path_component_name; unsigned int unique_id; struct of_irq_controller *irq_trans; #endif -- 2.19.1