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-rw-r--r--drivers/pcmcia/rsrc_mgr.c70
1 files changed, 70 insertions, 0 deletions
diff --git a/drivers/pcmcia/rsrc_mgr.c b/drivers/pcmcia/rsrc_mgr.c
new file mode 100644
index 000000000..252893216
--- /dev/null
+++ b/drivers/pcmcia/rsrc_mgr.c
@@ -0,0 +1,70 @@
+// SPDX-License-Identifier: GPL-2.0-only
+/*
+ * rsrc_mgr.c -- Resource management routines and/or wrappers
+ *
+ * The initial developer of the original code is David A. Hinds
+ * <dahinds@users.sourceforge.net>. Portions created by David A. Hinds
+ * are Copyright (C) 1999 David A. Hinds. All Rights Reserved.
+ *
+ * (C) 1999 David A. Hinds
+ */
+
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+
+#include <pcmcia/ss.h>
+#include <pcmcia/cistpl.h>
+#include "cs_internal.h"
+
+int static_init(struct pcmcia_socket *s)
+{
+ /* the good thing about SS_CAP_STATIC_MAP sockets is
+ * that they don't need a resource database */
+
+ s->resource_setup_done = 1;
+
+ return 0;
+}
+
+struct resource *pcmcia_make_resource(resource_size_t start,
+ resource_size_t end,
+ unsigned long flags, const char *name)
+{
+ struct resource *res = kzalloc(sizeof(*res), GFP_KERNEL);
+
+ if (res) {
+ res->name = name;
+ res->start = start;
+ res->end = start + end - 1;
+ res->flags = flags;
+ }
+ return res;
+}
+
+static int static_find_io(struct pcmcia_socket *s, unsigned int attr,
+ unsigned int *base, unsigned int num,
+ unsigned int align, struct resource **parent)
+{
+ if (!s->io_offset)
+ return -EINVAL;
+ *base = s->io_offset | (*base & 0x0fff);
+ *parent = NULL;
+
+ return 0;
+}
+
+
+struct pccard_resource_ops pccard_static_ops = {
+ .validate_mem = NULL,
+ .find_io = static_find_io,
+ .find_mem = NULL,
+ .init = static_init,
+ .exit = NULL,
+};
+EXPORT_SYMBOL(pccard_static_ops);
+
+
+MODULE_AUTHOR("David A. Hinds, Dominik Brodowski");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("rsrc_nonstatic");