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Diffstat (limited to 'drivers/staging/most/hdm-dim2/dim2_sysfs.c')
-rw-r--r--drivers/staging/most/hdm-dim2/dim2_sysfs.c115
1 files changed, 0 insertions, 115 deletions
diff --git a/drivers/staging/most/hdm-dim2/dim2_sysfs.c b/drivers/staging/most/hdm-dim2/dim2_sysfs.c
deleted file mode 100644
index d8b22f91d2c3..000000000000
--- a/drivers/staging/most/hdm-dim2/dim2_sysfs.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/*
- * dim2_sysfs.c - MediaLB sysfs information
- *
- * Copyright (C) 2015, Microchip Technology Germany II GmbH & Co. KG
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * This file is licensed under GPLv2.
- */
-
-/* Author: Andrey Shvetsov <andrey.shvetsov@k2l.de> */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/kernel.h>
-#include "dim2_sysfs.h"
-
-struct bus_attr {
- struct attribute attr;
- ssize_t (*show)(struct medialb_bus *bus, char *buf);
- ssize_t (*store)(struct medialb_bus *bus, const char *buf,
- size_t count);
-};
-
-static ssize_t state_show(struct medialb_bus *bus, char *buf)
-{
- bool state = dim2_sysfs_get_state_cb();
-
- return sprintf(buf, "%s\n", state ? "locked" : "");
-}
-
-static struct bus_attr state_attr = __ATTR_RO(state);
-
-static struct attribute *bus_default_attrs[] = {
- &state_attr.attr,
- NULL,
-};
-
-static const struct attribute_group bus_attr_group = {
- .attrs = bus_default_attrs,
-};
-
-static void bus_kobj_release(struct kobject *kobj)
-{
-}
-
-static ssize_t bus_kobj_attr_show(struct kobject *kobj, struct attribute *attr,
- char *buf)
-{
- struct medialb_bus *bus =
- container_of(kobj, struct medialb_bus, kobj_group);
- struct bus_attr *xattr = container_of(attr, struct bus_attr, attr);
-
- if (!xattr->show)
- return -EIO;
-
- return xattr->show(bus, buf);
-}
-
-static ssize_t bus_kobj_attr_store(struct kobject *kobj, struct attribute *attr,
- const char *buf, size_t count)
-{
- struct medialb_bus *bus =
- container_of(kobj, struct medialb_bus, kobj_group);
- struct bus_attr *xattr = container_of(attr, struct bus_attr, attr);
-
- if (!xattr->store)
- return -EIO;
-
- return xattr->store(bus, buf, count);
-}
-
-static struct sysfs_ops const bus_kobj_sysfs_ops = {
- .show = bus_kobj_attr_show,
- .store = bus_kobj_attr_store,
-};
-
-static struct kobj_type bus_ktype = {
- .release = bus_kobj_release,
- .sysfs_ops = &bus_kobj_sysfs_ops,
-};
-
-int dim2_sysfs_probe(struct medialb_bus *bus, struct kobject *parent_kobj)
-{
- int err;
-
- kobject_init(&bus->kobj_group, &bus_ktype);
- err = kobject_add(&bus->kobj_group, parent_kobj, "bus");
- if (err) {
- pr_err("kobject_add() failed: %d\n", err);
- goto err_kobject_add;
- }
-
- err = sysfs_create_group(&bus->kobj_group, &bus_attr_group);
- if (err) {
- pr_err("sysfs_create_group() failed: %d\n", err);
- goto err_create_group;
- }
-
- return 0;
-
-err_create_group:
- kobject_put(&bus->kobj_group);
-
-err_kobject_add:
- return err;
-}
-
-void dim2_sysfs_destroy(struct medialb_bus *bus)
-{
- kobject_put(&bus->kobj_group);
-}