Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  3)  * rsrc_mgr.c -- Resource management routines and/or wrappers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  5)  * The initial developer of the original code is David A. Hinds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  6)  * <dahinds@users.sourceforge.net>.  Portions created by David A. Hinds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  7)  * are Copyright (C) 1999 David A. Hinds.  All Rights Reserved.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  8)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  9)  * (C) 1999		David A. Hinds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <pcmcia/ss.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <pcmcia/cistpl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #include "cs_internal.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) int static_init(struct pcmcia_socket *s)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) 	/* the good thing about SS_CAP_STATIC_MAP sockets is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) 	 * that they don't need a resource database */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) 	s->resource_setup_done = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) struct resource *pcmcia_make_resource(resource_size_t start,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 					resource_size_t end,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 					unsigned long flags, const char *name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 	struct resource *res = kzalloc(sizeof(*res), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 	if (res) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 		res->name = name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 		res->start = start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 		res->end = start + end - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 		res->flags = flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 	return res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) static int static_find_io(struct pcmcia_socket *s, unsigned int attr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 			unsigned int *base, unsigned int num,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 			unsigned int align, struct resource **parent)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 	if (!s->io_offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 	*base = s->io_offset | (*base & 0x0fff);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 	*parent = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) struct pccard_resource_ops pccard_static_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 	.validate_mem = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 	.find_io = static_find_io,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 	.find_mem = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 	.init = static_init,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 	.exit = NULL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) EXPORT_SYMBOL(pccard_static_ops);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) MODULE_AUTHOR("David A. Hinds, Dominik Brodowski");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) MODULE_ALIAS("rsrc_nonstatic");