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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2019-11-07 20:22:24 -0800
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-12-03 11:46:20 +0100
commite933bedd45099dce1165104138bb703a6e31df82 (patch)
tree3f0a4c010a20e09dd6ecacb0acceb0ce90d40fd1
parent53c24c2932e5446dafda3347b9c290c2b87a3abd (diff)
downloadlinux-e933bedd45099dce1165104138bb703a6e31df82.tar.bz2
software node: remove separate handling of references
Now that all users of references have moved to reference properties, we can remove separate handling of references. Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
-rw-r--r--drivers/base/swnode.c48
-rw-r--r--include/linux/property.h14
2 files changed, 18 insertions, 44 deletions
diff --git a/drivers/base/swnode.c b/drivers/base/swnode.c
index 604d7327bba7..0b081dee1e95 100644
--- a/drivers/base/swnode.c
+++ b/drivers/base/swnode.c
@@ -479,9 +479,8 @@ 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;
u32 nargs_prop_val;
@@ -492,37 +491,26 @@ 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;
-
- ref_array = prop->pointer;
- ref_args = &ref_array[index];
- } else {
- if (!swnode->node->references)
- return -ENOENT;
+ if (!prop)
+ 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;
@@ -543,7 +531,7 @@ 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 3df7089f0dbd..d86de017c689 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -417,29 +417,15 @@ 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);