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Wysocki" , Heikki Krogerus Cc: Andy Shevchenko , Mika Westerberg , Linus Walleij , Ard Biesheuvel , linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, platform-driver-x86@vger.kernel.org Subject: [PATCH v5 14/14] software node: remove separate handling of references Date: Fri, 11 Oct 2019 16:07:21 -0700 Message-Id: <20191011230721.206646-15-dmitry.torokhov@gmail.com> X-Mailer: git-send-email 2.23.0.700.g56cf767bdb-goog In-Reply-To: <20191011230721.206646-1-dmitry.torokhov@gmail.com> References: <20191011230721.206646-1-dmitry.torokhov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-acpi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-acpi@vger.kernel.org Now that all users of references have moved to reference properties, we can remove separate handling of references. Signed-off-by: Dmitry Torokhov --- drivers/base/swnode.c | 46 +++++++++++++++------------------------- include/linux/property.h | 14 ------------ 2 files changed, 17 insertions(+), 43 deletions(-) diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c index a5b592a4e956..4cb62cd105db 100644 --- a/drivers/base/swnode.c +++ b/drivers/base/swnode.c @@ -465,9 +465,8 @@ software_node_get_reference_args(const struct fwnode_handle *fwnode, struct fwnode_reference_args *args) { struct swnode *swnode = to_swnode(fwnode); - const struct software_node_reference *ref; const struct software_node_ref_args *ref_array; - const struct software_node_ref_args *ref_args; + const struct software_node_ref_args *ref; const struct property_entry *prop; struct fwnode_handle *refnode; int i; @@ -476,37 +475,26 @@ software_node_get_reference_args(const struct fwnode_handle *fwnode, return -ENOENT; prop = property_entry_get(swnode->node->properties, propname); - if (prop) { - if (prop->type != DEV_PROP_REF) - return -EINVAL; - - /* - * We expect that references are never stored inline, even - * single ones, as they are too big. - */ - if (prop->is_inline) - return -EINVAL; - - if (index * sizeof(*ref_args) >= prop->length) - return -ENOENT; + if (!prop) + return -ENOENT; - ref_array = prop->pointer; - ref_args = &ref_array[index]; - } else { - if (!swnode->node->references) - return -ENOENT; + if (prop->type != DEV_PROP_REF) + return -EINVAL; - for (ref = swnode->node->references; ref->name; ref++) - if (!strcmp(ref->name, propname)) - break; + /* + * We expect that references are never stored inline, even + * single ones, as they are too big. + */ + if (prop->is_inline) + return -EINVAL; - if (!ref->name || index > (ref->nrefs - 1)) - return -ENOENT; + if (index * sizeof(*ref) >= prop->length) + return -ENOENT; - ref_args = &ref->refs[index]; - } + ref_array = prop->pointer; + ref = &ref_array[index]; - refnode = software_node_fwnode(ref_args->node); + refnode = software_node_fwnode(ref->node); if (!refnode) return -ENOENT; @@ -525,7 +513,7 @@ software_node_get_reference_args(const struct fwnode_handle *fwnode, args->nargs = nargs; for (i = 0; i < nargs; i++) - args->args[i] = ref_args->args[i]; + args->args[i] = ref->args[i]; return 0; } diff --git a/include/linux/property.h b/include/linux/property.h index 08d3e9d126ef..fa5a2ddc0c7b 100644 --- a/include/linux/property.h +++ b/include/linux/property.h @@ -412,30 +412,16 @@ int fwnode_graph_parse_endpoint(const struct fwnode_handle *fwnode, /* -------------------------------------------------------------------------- */ /* Software fwnode support - when HW description is incomplete or missing */ -/** - * struct software_node_reference - Named software node reference property - * @name: Name of the property - * @nrefs: Number of elements in @refs array - * @refs: Array of references with optional arguments - */ -struct software_node_reference { - const char *name; - unsigned int nrefs; - const struct software_node_ref_args *refs; -}; - /** * struct software_node - Software node description * @name: Name of the software node * @parent: Parent of the software node * @properties: Array of device properties - * @references: Array of software node reference properties */ struct software_node { const char *name; const struct software_node *parent; const struct property_entry *properties; - const struct software_node_reference *references; }; bool is_software_node(const struct fwnode_handle *fwnode); -- 2.23.0.700.g56cf767bdb-goog