Contributors: 7
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Florian Fainelli |
219 |
80.81% |
3 |
23.08% |
| Andy Fleming |
18 |
6.64% |
2 |
15.38% |
| Lennert Buytenhek |
16 |
5.90% |
2 |
15.38% |
| Andrew Lunn |
11 |
4.06% |
3 |
23.08% |
| Anton Vorontsov |
5 |
1.85% |
1 |
7.69% |
| Yang Yingliang |
1 |
0.37% |
1 |
7.69% |
| Sergei Shtylyov |
1 |
0.37% |
1 |
7.69% |
| Total |
271 |
|
13 |
|
// SPDX-License-Identifier: GPL-2.0+
/*
* mdio-boardinfo - Collect pre-declarations for MDIO devices
*/
#include <linux/kernel.h>
#include <linux/slab.h>
#include <linux/export.h>
#include <linux/mutex.h>
#include <linux/list.h>
#include "mdio-boardinfo.h"
static LIST_HEAD(mdio_board_list);
static DEFINE_MUTEX(mdio_board_lock);
/**
* mdiobus_setup_mdiodev_from_board_info - create and setup MDIO devices
* from pre-collected board specific MDIO information
* @bus: Bus the board_info belongs to
* @cb: Callback to create device on bus
* Context: can sleep
*/
void mdiobus_setup_mdiodev_from_board_info(struct mii_bus *bus,
int (*cb)
(struct mii_bus *bus,
struct mdio_board_info *bi))
{
struct mdio_board_entry *be;
struct mdio_board_entry *tmp;
struct mdio_board_info *bi;
int ret;
mutex_lock(&mdio_board_lock);
list_for_each_entry_safe(be, tmp, &mdio_board_list, list) {
bi = &be->board_info;
if (strcmp(bus->id, bi->bus_id))
continue;
mutex_unlock(&mdio_board_lock);
ret = cb(bus, bi);
mutex_lock(&mdio_board_lock);
if (ret)
continue;
}
mutex_unlock(&mdio_board_lock);
}
EXPORT_SYMBOL(mdiobus_setup_mdiodev_from_board_info);
/**
* mdiobus_register_board_info - register MDIO devices for a given board
* @info: array of devices descriptors
* @n: number of descriptors provided
* Context: can sleep
*
* The board info passed can be marked with __initdata but be pointers
* such as platform_data etc. are copied as-is
*/
int mdiobus_register_board_info(const struct mdio_board_info *info,
unsigned int n)
{
struct mdio_board_entry *be;
unsigned int i;
be = kcalloc(n, sizeof(*be), GFP_KERNEL);
if (!be)
return -ENOMEM;
for (i = 0; i < n; i++, be++, info++) {
memcpy(&be->board_info, info, sizeof(*info));
mutex_lock(&mdio_board_lock);
list_add_tail(&be->list, &mdio_board_list);
mutex_unlock(&mdio_board_lock);
}
return 0;
}
EXPORT_SYMBOL(mdiobus_register_board_info);