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Revert "wl127x-rfkill: Add power control driver for TI WL127X Bluetooth chips"

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This reverts commit 6adc27186c.

Conflicts:

	drivers/misc/Kconfig
	drivers/misc/Makefile
This commit is contained in:
黄涛
2011-07-30 22:43:35 +08:00
parent 31a85042c6
commit 25b9908282
4 changed files with 0 additions and 165 deletions
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8
drivers/misc/Kconfig
View File

@@ -261,14 +261,6 @@ config UID_STAT
bool "UID based statistics tracking exported to /proc/uid_stat"
default n
config WL127X_RFKILL
tristate "Bluetooth power control driver for TI wl127x"
depends on RFKILL
default n
---help---
Creates an rfkill entry in sysfs for power control of Bluetooth
TI wl127x chips.
config STE
bool "STE modem control driver"
default n

1
drivers/misc/Makefile
View File

@@ -26,7 +26,6 @@ obj-$(CONFIG_UID_STAT) += uid_stat.o
obj-$(CONFIG_C2PORT) += c2port/
obj-y += eeprom/
obj-y += cb710/
obj-$(CONFIG_WL127X_RFKILL) += wl127x-rfkill.o
obj-$(CONFIG_MTK23D) += mtk23d.o
obj-$(CONFIG_FM580X) += fm580x.o
obj-$(CONFIG_MU509) += mu509.o

121
drivers/misc/wl127x-rfkill.c
View File

@@ -1,121 +0,0 @@
/*
* Bluetooth TI wl127x rfkill power control via GPIO
*
* Copyright (C) 2009 Motorola, Inc.
* Copyright (C) 2008 Texas Instruments
* Initial code: Pavan Savoy <pavan.savoy@gmail.com> (wl127x_power.c)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <linux/module.h>
#include <linux/init.h>
#include <linux/gpio.h>
#include <linux/rfkill.h>
#include <linux/platform_device.h>
#include <linux/wl127x-rfkill.h>
static int wl127x_rfkill_set_power(void *data, enum rfkill_state state)
{
int nshutdown_gpio = (int) data;
switch (state) {
case RFKILL_STATE_UNBLOCKED:
gpio_set_value(nshutdown_gpio, 1);
break;
case RFKILL_STATE_SOFT_BLOCKED:
gpio_set_value(nshutdown_gpio, 0);
break;
default:
printk(KERN_ERR "invalid bluetooth rfkill state %d\n", state);
}
return 0;
}
static int wl127x_rfkill_probe(struct platform_device *pdev)
{
int rc = 0;
struct wl127x_rfkill_platform_data *pdata = pdev->dev.platform_data;
enum rfkill_state default_state = RFKILL_STATE_SOFT_BLOCKED; /* off */
rc = gpio_request(pdata->nshutdown_gpio, "wl127x_nshutdown_gpio");
if (unlikely(rc))
return rc;
rc = gpio_direction_output(pdata->nshutdown_gpio, 0);
if (unlikely(rc))
return rc;
rfkill_set_default(RFKILL_TYPE_BLUETOOTH, default_state);
wl127x_rfkill_set_power(NULL, default_state);
pdata->rfkill = rfkill_allocate(&pdev->dev, RFKILL_TYPE_BLUETOOTH);
if (unlikely(!pdata->rfkill))
return -ENOMEM;
pdata->rfkill->name = "wl127x";
pdata->rfkill->state = default_state;
/* userspace cannot take exclusive control */
pdata->rfkill->user_claim_unsupported = 1;
pdata->rfkill->user_claim = 0;
pdata->rfkill->data = (void *) pdata->nshutdown_gpio;
pdata->rfkill->toggle_radio = wl127x_rfkill_set_power;
rc = rfkill_register(pdata->rfkill);
if (unlikely(rc))
rfkill_free(pdata->rfkill);
return 0;
}
static int wl127x_rfkill_remove(struct platform_device *pdev)
{
struct wl127x_rfkill_platform_data *pdata = pdev->dev.platform_data;
rfkill_unregister(pdata->rfkill);
rfkill_free(pdata->rfkill);
gpio_free(pdata->nshutdown_gpio);
return 0;
}
static struct platform_driver wl127x_rfkill_platform_driver = {
.probe = wl127x_rfkill_probe,
.remove = wl127x_rfkill_remove,
.driver = {
.name = "wl127x-rfkill",
.owner = THIS_MODULE,
},
};
static int __init wl127x_rfkill_init(void)
{
return platform_driver_register(&wl127x_rfkill_platform_driver);
}
static void __exit wl127x_rfkill_exit(void)
{
platform_driver_unregister(&wl127x_rfkill_platform_driver);
}
module_init(wl127x_rfkill_init);
module_exit(wl127x_rfkill_exit);
MODULE_ALIAS("platform:wl127x");
MODULE_DESCRIPTION("wl127x-rfkill");
MODULE_AUTHOR("Motorola");
MODULE_LICENSE("GPL");

35
include/linux/wl127x-rfkill.h
View File

@@ -1,35 +0,0 @@
/*
* Bluetooth TI wl127x rfkill power control via GPIO
*
* Copyright (C) 2009 Motorola, Inc.
* Copyright (C) 2008 Texas Instruments
* Initial code: Pavan Savoy <pavan.savoy@gmail.com> (wl127x_power.c)
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef _LINUX_WL127X_RFKILL_H
#define _LINUX_WL127X_RFKILL_H
#include <linux/rfkill.h>
struct wl127x_rfkill_platform_data {
int nshutdown_gpio;
struct rfkill *rfkill; /* for driver only */
};
#endif