forked from Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
49 lines
1.2 KiB
49 lines
1.2 KiB
// SPDX-License-Identifier: GPL-2.0-only |
|
/* |
|
* HSI clients registration interface |
|
* |
|
* Copyright (C) 2010 Nokia Corporation. All rights reserved. |
|
* |
|
* Contact: Carlos Chinea <[email protected]> |
|
*/ |
|
#include <linux/hsi/hsi.h> |
|
#include <linux/list.h> |
|
#include <linux/slab.h> |
|
#include "hsi_core.h" |
|
|
|
/* |
|
* hsi_board_list is only used internally by the HSI framework. |
|
* No one else is allowed to make use of it. |
|
*/ |
|
LIST_HEAD(hsi_board_list); |
|
EXPORT_SYMBOL_GPL(hsi_board_list); |
|
|
|
/** |
|
* hsi_register_board_info - Register HSI clients information |
|
* @info: Array of HSI clients on the board |
|
* @len: Length of the array |
|
* |
|
* HSI clients are statically declared and registered on board files. |
|
* |
|
* HSI clients will be automatically registered to the HSI bus once the |
|
* controller and the port where the clients wishes to attach are registered |
|
* to it. |
|
* |
|
* Return -errno on failure, 0 on success. |
|
*/ |
|
int __init hsi_register_board_info(struct hsi_board_info const *info, |
|
unsigned int len) |
|
{ |
|
struct hsi_cl_info *cl_info; |
|
|
|
cl_info = kcalloc(len, sizeof(*cl_info), GFP_KERNEL); |
|
if (!cl_info) |
|
return -ENOMEM; |
|
|
|
for (; len; len--, info++, cl_info++) { |
|
cl_info->info = *info; |
|
list_add_tail(&cl_info->list, &hsi_board_list); |
|
} |
|
|
|
return 0; |
|
}
|
|
|