82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
/*
|
|
* This software is licensed under the terms of the GNU General Public
|
|
* License version 2, as published by the Free Software Foundation, and
|
|
* may be copied, distributed, and modified under those terms.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*/
|
|
|
|
#include <linux/kernel.h>
|
|
#include <linux/delay.h>
|
|
#include <linux/device.h>
|
|
#include <linux/module.h>
|
|
#include <linux/platform_device.h>
|
|
#include <linux/rfkill.h>
|
|
#include <linux/gpio.h>
|
|
#include <linux/ioport.h>
|
|
#include <linux/clk.h>
|
|
#include <linux/of_gpio.h>
|
|
#include <linux/version.h>
|
|
#include "aic_bsp_export.h"
|
|
|
|
static struct rfkill *bt_rfk;
|
|
static const char bt_name[] = "bluetooth";
|
|
|
|
static int bluetooth_set_power(void *data, bool blocked)
|
|
{
|
|
pr_info("%s: start_block=%d\n", __func__, blocked);
|
|
if (!blocked) {
|
|
aicbsp_set_subsys(AIC_BLUETOOTH, AIC_PWR_ON);
|
|
} else {
|
|
aicbsp_set_subsys(AIC_BLUETOOTH, AIC_PWR_OFF);
|
|
}
|
|
|
|
pr_info("%s: end_block=%d\n", __func__, blocked);
|
|
return 0;
|
|
}
|
|
|
|
static struct rfkill_ops rfkill_bluetooth_ops = {
|
|
.set_block = bluetooth_set_power,
|
|
};
|
|
|
|
int rfkill_bluetooth_init(struct platform_device *pdev)
|
|
{
|
|
|
|
int rc = 0;
|
|
|
|
pr_info("-->%s\n", __func__);
|
|
bt_rfk = rfkill_alloc(bt_name, &pdev->dev, RFKILL_TYPE_BLUETOOTH,
|
|
&rfkill_bluetooth_ops, NULL);
|
|
if (!bt_rfk) {
|
|
rc = -ENOMEM;
|
|
goto err_rfkill_alloc;
|
|
}
|
|
/* userspace cannot take exclusive control */
|
|
rfkill_init_sw_state(bt_rfk, true);
|
|
rc = rfkill_register(bt_rfk);
|
|
if (rc)
|
|
goto err_rfkill_reg;
|
|
|
|
pr_info("<--%s\n", __func__);
|
|
|
|
return 0;
|
|
|
|
err_rfkill_reg:
|
|
rfkill_destroy(bt_rfk);
|
|
err_rfkill_alloc:
|
|
return rc;
|
|
}
|
|
|
|
int rfkill_bluetooth_remove(struct platform_device *dev)
|
|
{
|
|
pr_info("-->%s\n", __func__);
|
|
rfkill_unregister(bt_rfk);
|
|
rfkill_destroy(bt_rfk);
|
|
pr_info("<--%s\n", __func__);
|
|
return 0;
|
|
}
|
|
|