diff options
Diffstat (limited to 'drivers/pcmcia/rsrc_mgr.c')
-rw-r--r-- | drivers/pcmcia/rsrc_mgr.c | 70 |
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"); |