led_trigger_set_default(led_cdev);
#endif
- printk(KERN_DEBUG "Registered led device: %s\n",
+ dev_dbg(parent, "Registered led device: %s\n",
led_cdev->name);
return 0;
}
EXPORT_SYMBOL_GPL(led_trigger_set_default);
+void led_trigger_rename_static(const char *name, struct led_trigger *trig)
+{
+ /* new name must be on a temporary string to prevent races */
+ BUG_ON(name == trig->name);
+
+ down_write(&triggers_list_lock);
+ /* this assumes that trig->name was originaly allocated to
+ * non constant storage */
+ strcpy((char *)trig->name, name);
+ up_write(&triggers_list_lock);
+}
+EXPORT_SYMBOL_GPL(led_trigger_rename_static);
+
/* LED Trigger Interface */
int led_trigger_register(struct led_trigger *trig)
if (err < 0) {
kfree(trig);
trig = NULL;
- printk(KERN_WARNING "LED trigger %s failed to register"
- " (%d)\n", name, err);
+ pr_warn("LED trigger %s failed to register (%d)\n",
+ name, err);
}
- } else
- printk(KERN_WARNING "LED trigger %s failed to register"
- " (no memory)\n", name);
-
+ } else {
+ pr_warn("LED trigger %s failed to register (no memory)\n",
+ name);
+ }
*tp = trig;
}
EXPORT_SYMBOL_GPL(led_trigger_register_simple);
res = platform_get_resource_byname(pdev, IORESOURCE_REG, "control");
if (!res) {
dev_err(&pdev->dev, "No REG resource for control\n");
- ret = -ENXIO;
- goto out;
+ return -ENXIO;
}
data->reg_control = res->start;
res = platform_get_resource_byname(pdev, IORESOURCE_REG, "blink");
if (!res) {
dev_err(&pdev->dev, "No REG resource for blink\n");
- ret = -ENXIO;
- goto out;
+ return -ENXIO;
}
data->reg_blink = res->start;
memset(data->name, 0, MFD_NAME_SIZE);
}
pm860x_led_set(&data->cdev, 0);
return 0;
-out:
- devm_kfree(&pdev->dev, data);
- return ret;
}
static int pm860x_led_remove(struct platform_device *pdev)
*
* Loosely derived from leds-da903x:
* Copyright (C) 2008 Compulab, Ltd.
- * Mike Rapoport <mike@compulab.co.il>
+ * Mike Rapoport <mike@compulab.co.il>
*
* Copyright (C) 2006-2008 Marvell International Ltd.
- * Eric Miao <eric.miao@marvell.com>
+ * Eric Miao <eric.miao@marvell.com>
*
* Licensed under the GPL-2 or later.
*/
#define BD2802_LED_OFFSET 0xa
#define BD2802_COLOR_OFFSET 0x3
-#define BD2802_REG_CLKSETUP 0x00
-#define BD2802_REG_CONTROL 0x01
+#define BD2802_REG_CLKSETUP 0x00
+#define BD2802_REG_CONTROL 0x01
#define BD2802_REG_HOURSETUP 0x02
#define BD2802_REG_CURRENT1SETUP 0x03
#define BD2802_REG_CURRENT2SETUP 0x04
* In ADF mode, user can set registers of BD2802GU directly,
* therefore BD2802GU doesn't enter reset state.
*/
- int adf_on;
+ int adf_on;
enum led_ids led_id;
enum led_colors color;
int ret; \
if (!count) \
return -EINVAL; \
- ret = strict_strtoul(buf, 16, &val); \
+ ret = kstrtoul(buf, 16, &val); \
if (ret) \
return ret; \
down_write(&led->rwsem); \
int ret; \
if (!count) \
return -EINVAL; \
- ret = strict_strtoul(buf, 16, &val); \
+ ret = kstrtoul(buf, 16, &val); \
if (ret) \
return ret; \
down_write(&led->rwsem); \
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
static int __init clevo_mail_led_dmi_callback(const struct dmi_system_id *id)
{
- printk(KERN_INFO KBUILD_MODNAME ": '%s' found\n", id->ident);
+ pr_info("'%s' found\n", id->ident);
return 1;
}
status = 0;
} else {
- printk(KERN_DEBUG KBUILD_MODNAME
- ": clevo_mail_led_blink(..., %lu, %lu),"
+ pr_debug("clevo_mail_led_blink(..., %lu, %lu),"
" returning -EINVAL (unsupported)\n",
*delay_on, *delay_off);
}
count = dmi_check_system(clevo_mail_led_dmi_table);
} else {
count = 1;
- printk(KERN_ERR KBUILD_MODNAME ": Skipping DMI detection. "
+ pr_err("Skipping DMI detection. "
"If the driver works on your hardware please "
"report model and the output of dmidecode in tracker "
"at http://sourceforge.net/projects/clevo-mailled/\n");
error = platform_driver_probe(&clevo_mail_led_driver,
clevo_mail_led_probe);
if (error) {
- printk(KERN_ERR KBUILD_MODNAME
- ": Can't probe platform driver\n");
+ pr_err("Can't probe platform driver\n");
platform_device_unregister(pdev);
}
} else
if (!res)
return -EBUSY;
- led_port = ioremap(res->start, resource_size(res));
+ led_port = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!led_port)
return -ENOMEM;
retval = led_classdev_register(&pdev->dev, &qube_front_led);
if (retval)
- goto err_iounmap;
+ goto err_null;
return 0;
-err_iounmap:
- iounmap(led_port);
+err_null:
led_port = NULL;
return retval;
{
led_classdev_unregister(&qube_front_led);
- if (led_port) {
- iounmap(led_port);
+ if (led_port)
led_port = NULL;
- }
return 0;
}
if (!res)
return -EBUSY;
- led_port = ioremap(res->start, resource_size(res));
+ led_port = devm_ioremap(&pdev->dev, res->start, resource_size(res));
if (!led_port)
return -ENOMEM;
retval = led_classdev_register(&pdev->dev, &raq_power_off_led);
if (retval)
- goto err_iounmap;
+ goto err_null;
retval = led_classdev_register(&pdev->dev, &raq_web_led);
if (retval)
err_unregister:
led_classdev_unregister(&raq_power_off_led);
-err_iounmap:
- iounmap(led_port);
+err_null:
led_port = NULL;
return retval;
led_classdev_unregister(&raq_power_off_led);
led_classdev_unregister(&raq_web_led);
- if (led_port) {
- iounmap(led_port);
+ if (led_port)
led_port = NULL;
- }
return 0;
}
* LEDs driver for Dialog Semiconductor DA9030/DA9034
*
* Copyright (C) 2008 Compulab, Ltd.
- * Mike Rapoport <mike@compulab.co.il>
+ * Mike Rapoport <mike@compulab.co.il>
*
* Copyright (C) 2006-2008 Marvell International Ltd.
- * Eric Miao <eric.miao@marvell.com>
+ * Eric Miao <eric.miao@marvell.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
enum led_brightness value)
{
struct da903x_led *led;
-
+
led = container_of(led_cdev, struct da903x_led, cdev);
led->new_brightness = value;
schedule_work(&led->work);
module_platform_driver(da903x_led_driver);
MODULE_DESCRIPTION("LEDs driver for Dialog Semiconductor DA9030/DA9034");
-MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>"
- "Mike Rapoport <mike@compulab.co.il>");
+MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>");
+MODULE_AUTHOR("Mike Rapoport <mike@compulab.co.il>");
MODULE_LICENSE("GPL");
MODULE_ALIAS("platform:da903x-led");
#include <linux/platform_device.h>
#include <linux/leds.h>
#include <linux/module.h>
+#include <linux/io.h>
#include <mach/hardware.h>
-#include <asm/io.h>
#define FSG_LED_WLAN_BIT 0
#define FSG_LED_WAN_BIT 1
int ret;
/* Map the LED chip select address space */
- latch_address = (unsigned short *) ioremap(IXP4XX_EXP_BUS_BASE(2), 512);
- if (!latch_address) {
- ret = -ENOMEM;
- goto failremap;
- }
+ latch_address = (unsigned short *) devm_ioremap(&pdev->dev,
+ IXP4XX_EXP_BUS_BASE(2), 512);
+ if (!latch_address)
+ return -ENOMEM;
latch_value = 0xffff;
*latch_address = latch_value;
failwan:
led_classdev_unregister(&fsg_wlan_led);
failwlan:
- iounmap(latch_address);
- failremap:
return ret;
}
led_classdev_unregister(&fsg_sync_led);
led_classdev_unregister(&fsg_ring_led);
- iounmap(latch_address);
-
return 0;
}
#include <linux/workqueue.h>
#include <linux/module.h>
#include <linux/pinctrl/consumer.h>
+#include <linux/err.h>
struct gpio_led_data {
struct led_classdev cdev;
/* skip leds that aren't available */
if (!gpio_is_valid(template->gpio)) {
- printk(KERN_INFO "Skipping unavailable LED gpio %d (%s)\n",
+ dev_info(parent, "Skipping unavailable LED gpio %d (%s)\n",
template->gpio, template->name);
return 0;
}
- ret = gpio_request(template->gpio, template->name);
- if (ret < 0)
- return ret;
-
led_dat->cdev.name = template->name;
led_dat->cdev.default_trigger = template->default_trigger;
led_dat->gpio = template->gpio;
if (!template->retain_state_suspended)
led_dat->cdev.flags |= LED_CORE_SUSPENDRESUME;
- ret = gpio_direction_output(led_dat->gpio, led_dat->active_low ^ state);
+ ret = devm_gpio_request_one(parent, template->gpio,
+ GPIOF_DIR_OUT | (led_dat->active_low ^ state),
+ template->name);
if (ret < 0)
- goto err;
-
+ return ret;
+
INIT_WORK(&led_dat->work, gpio_led_work);
ret = led_classdev_register(parent, &led_dat->cdev);
if (ret < 0)
- goto err;
+ return ret;
return 0;
-err:
- gpio_free(led_dat->gpio);
- return ret;
}
static void delete_gpio_led(struct gpio_led_data *led)
return;
led_classdev_unregister(&led->cdev);
cancel_work_sync(&led->work);
- gpio_free(led->gpio);
}
struct gpio_leds_priv {
/* count LEDs in this device, so we know how much to allocate */
count = of_get_child_count(np);
if (!count)
- return NULL;
+ return ERR_PTR(-ENODEV);
+
+ for_each_child_of_node(np, child)
+ if (of_get_gpio(child, 0) == -EPROBE_DEFER)
+ return ERR_PTR(-EPROBE_DEFER);
priv = devm_kzalloc(&pdev->dev, sizeof_gpio_leds_priv(count),
GFP_KERNEL);
if (!priv)
- return NULL;
+ return ERR_PTR(-ENOMEM);
for_each_child_of_node(np, child) {
struct gpio_led led = {};
err:
for (count = priv->num_leds - 2; count >= 0; count--)
delete_gpio_led(&priv->leds[count]);
- return NULL;
+ return ERR_PTR(-ENODEV);
}
static const struct of_device_id of_gpio_leds_match[] = {
#else /* CONFIG_OF_GPIO */
static struct gpio_leds_priv *gpio_leds_create_of(struct platform_device *pdev)
{
- return NULL;
+ return ERR_PTR(-ENODEV);
}
#endif /* CONFIG_OF_GPIO */
}
} else {
priv = gpio_leds_create_of(pdev);
- if (!priv)
- return -ENODEV;
+ if (IS_ERR(priv))
+ return PTR_ERR(priv);
}
platform_set_drvdata(pdev, priv);
return size;
out:
dev_err(chip->dev, "%s:i2c access fail to register\n", __func__);
- return size;
+ return ret;
}
-static DEVICE_ATTR(pattern, 0666, NULL, lm3556_indicator_pattern_store);
+static DEVICE_ATTR(pattern, S_IWUSR, NULL, lm3556_indicator_pattern_store);
static const struct regmap_config lm355x_regmap = {
.reg_bits = 8,
return size;
out:
dev_err(chip->dev, "%s:i2c access fail to register\n", __func__);
- return size;
+ return ret;
out_strtoint:
dev_err(chip->dev, "%s: fail to change str to int\n", __func__);
- return size;
+ return ret;
}
-static DEVICE_ATTR(torch_pin, 0666, NULL, lm3642_torch_pin_store);
+static DEVICE_ATTR(torch_pin, S_IWUSR, NULL, lm3642_torch_pin_store);
static void lm3642_deferred_torch_brightness_set(struct work_struct *work)
{
return size;
out:
dev_err(chip->dev, "%s:i2c access fail to register\n", __func__);
- return size;
+ return ret;
out_strtoint:
dev_err(chip->dev, "%s: fail to change str to int\n", __func__);
- return size;
+ return ret;
}
-static DEVICE_ATTR(strobe_pin, 0666, NULL, lm3642_strobe_pin_store);
+static DEVICE_ATTR(strobe_pin, S_IWUSR, NULL, lm3642_strobe_pin_store);
static void lm3642_deferred_strobe_brightness_set(struct work_struct *work)
{
tmp = i2c_smbus_read_byte_data(client, reg);
if (tmp < 0)
- return -EINVAL;
+ return tmp;
*value = tmp;
ret = i2c_smbus_read_byte_data(client, reg);
if (ret < 0)
- return -EIO;
+ return ret;
*buf = ret;
return 0;
unsigned long val;
int ret;
- ret = strict_strtoul(buf, 16, &val);
+ ret = kstrtoul(buf, 16, &val);
if (ret)
return ret;
* LP5521_REG_ENABLE register will not have any effect - strange!
*/
ret = lp5521_read(client, LP5521_REG_R_CURRENT, &buf);
- if (ret || buf != LP5521_REG_R_CURR_DEFAULT) {
+ if (ret) {
dev_err(&client->dev, "error in resetting chip\n");
goto fail2;
}
+ if (buf != LP5521_REG_R_CURR_DEFAULT) {
+ dev_err(&client->dev,
+ "unexpected data in register (expected 0x%x got 0x%x)\n",
+ LP5521_REG_R_CURR_DEFAULT, buf);
+ ret = -EINVAL;
+ goto fail2;
+ }
usleep_range(10000, 20000);
ret = lp5521_detect(client);
s32 ret = i2c_smbus_read_byte_data(client, reg);
if (ret < 0)
- return -EIO;
+ return ret;
*buf = ret;
return 0;
/* Let the programs run for couple of ms and check the engine status */
usleep_range(3000, 6000);
- lp5523_read(client, LP5523_REG_STATUS, &status);
+ ret = lp5523_read(client, LP5523_REG_STATUS, &status);
+ if (ret < 0)
+ return ret;
+
status &= LP5523_ENG_STATUS_MASK;
if (status == LP5523_ENG_STATUS_MASK) {
LP5523_EN_LEDTEST | 16);
usleep_range(3000, 6000); /* ADC conversion time is typically 2.7 ms */
ret = lp5523_read(chip->client, LP5523_REG_STATUS, &status);
+ if (ret < 0)
+ goto fail;
+
if (!(status & LP5523_LEDTEST_DONE))
usleep_range(3000, 6000); /* Was not ready. Wait little bit */
- ret |= lp5523_read(chip->client, LP5523_REG_LED_TEST_ADC, &vdd);
+ ret = lp5523_read(chip->client, LP5523_REG_LED_TEST_ADC, &vdd);
+ if (ret < 0)
+ goto fail;
+
vdd--; /* There may be some fluctuation in measurement */
for (i = 0; i < LP5523_LEDS; i++) {
/* ADC conversion time is 2.7 ms typically */
usleep_range(3000, 6000);
ret = lp5523_read(chip->client, LP5523_REG_STATUS, &status);
+ if (ret < 0)
+ goto fail;
+
if (!(status & LP5523_LEDTEST_DONE))
usleep_range(3000, 6000);/* Was not ready. Wait. */
- ret |= lp5523_read(chip->client, LP5523_REG_LED_TEST_ADC, &adc);
+ ret = lp5523_read(chip->client, LP5523_REG_LED_TEST_ADC, &adc);
+ if (ret < 0)
+ goto fail;
if (adc >= vdd || adc < LP5523_ADC_SHORTCIRC_LIM)
pos += sprintf(buf + pos, "LED %d FAIL\n", i);
ssize_t ret;
unsigned long curr;
- if (strict_strtoul(buf, 0, &curr))
+ if (kstrtoul(buf, 0, &curr))
return -EINVAL;
if (curr > led->max_current)
/* skip leds on GPIOs that aren't available */
if (!gpio_is_valid(template->gpio)) {
- printk(KERN_INFO "%s: skipping unavailable LT3593 LED at gpio %d (%s)\n",
+ dev_info(parent, "%s: skipping unavailable LT3593 LED at gpio %d (%s)\n",
KBUILD_MODNAME, template->gpio, template->name);
return 0;
}
- ret = gpio_request(template->gpio, template->name);
- if (ret < 0)
- return ret;
-
led_dat->cdev.name = template->name;
led_dat->cdev.default_trigger = template->default_trigger;
led_dat->gpio = template->gpio;
if (!template->retain_state_suspended)
led_dat->cdev.flags |= LED_CORE_SUSPENDRESUME;
- ret = gpio_direction_output(led_dat->gpio, state);
+ ret = devm_gpio_request_one(parent, template->gpio,
+ GPIOF_DIR_OUT | state, template->name);
if (ret < 0)
- goto err;
+ return ret;
INIT_WORK(&led_dat->work, lt3593_led_work);
ret = led_classdev_register(parent, &led_dat->cdev);
if (ret < 0)
- goto err;
+ return ret;
- printk(KERN_INFO "%s: registered LT3593 LED '%s' at GPIO %d\n",
+ dev_info(parent, "%s: registered LT3593 LED '%s' at GPIO %d\n",
KBUILD_MODNAME, template->name, template->gpio);
return 0;
-
-err:
- gpio_free(led_dat->gpio);
- return ret;
}
static void delete_lt3593_led(struct lt3593_led_data *led)
led_classdev_unregister(&led->cdev);
cancel_work_sync(&led->work);
- gpio_free(led->gpio);
}
static int lt3593_led_probe(struct platform_device *pdev)
#include <linux/platform_device.h>
#include <linux/leds.h>
#include <linux/err.h>
-#include <asm/io.h>
+#include <linux/io.h>
#include <linux/nsc_gpio.h>
#include <linux/scx200_gpio.h>
#include <linux/module.h>
int mode_val;
int ret;
- ret = strict_strtoul(buff, 10, &enable);
+ ret = kstrtoul(buff, 10, &enable);
if (ret < 0)
return ret;
unsigned long enable;
enum ns2_led_modes mode;
- ret = strict_strtoul(buff, 10, &enable);
+ ret = kstrtoul(buff, 10, &enable);
if (ret < 0)
return ret;
int ret;
enum ns2_led_modes mode;
- ret = gpio_request(template->cmd, template->name);
- if (ret == 0) {
- ret = gpio_direction_output(template->cmd,
- gpio_get_value(template->cmd));
- if (ret)
- gpio_free(template->cmd);
- }
+ ret = devm_gpio_request_one(&pdev->dev, template->cmd,
+ GPIOF_DIR_OUT | gpio_get_value(template->cmd),
+ template->name);
if (ret) {
dev_err(&pdev->dev, "%s: failed to setup command GPIO\n",
template->name);
+ return ret;
}
- ret = gpio_request(template->slow, template->name);
- if (ret == 0) {
- ret = gpio_direction_output(template->slow,
- gpio_get_value(template->slow));
- if (ret)
- gpio_free(template->slow);
- }
+ ret = devm_gpio_request_one(&pdev->dev, template->slow,
+ GPIOF_DIR_OUT | gpio_get_value(template->slow),
+ template->name);
if (ret) {
dev_err(&pdev->dev, "%s: failed to setup slow GPIO\n",
template->name);
- goto err_free_cmd;
+ return ret;
}
rwlock_init(&led_dat->rw_lock);
ret = ns2_led_get_mode(led_dat, &mode);
if (ret < 0)
- goto err_free_slow;
+ return ret;
/* Set LED initial state. */
led_dat->sata = (mode == NS_V2_LED_SATA) ? 1 : 0;
ret = led_classdev_register(&pdev->dev, &led_dat->cdev);
if (ret < 0)
- goto err_free_slow;
+ return ret;
ret = device_create_file(led_dat->cdev.dev, &dev_attr_sata);
if (ret < 0)
err_free_cdev:
led_classdev_unregister(&led_dat->cdev);
-err_free_slow:
- gpio_free(led_dat->slow);
-err_free_cmd:
- gpio_free(led_dat->cmd);
-
return ret;
}
{
device_remove_file(led_dat->cdev.dev, &dev_attr_sata);
led_classdev_unregister(&led_dat->cdev);
- gpio_free(led_dat->cmd);
- gpio_free(led_dat->slow);
}
#ifdef CONFIG_OF_GPIO
return -ENODEV;
}
- printk(KERN_INFO "leds-pca955x: Using %s %d-bit LED driver at "
+ dev_info(&client->dev, "leds-pca955x: Using %s %d-bit LED driver at "
"slave address 0x%02x\n",
id->name, chip->bits, client->addr);
struct led_pwm_data {
struct led_classdev cdev;
struct pwm_device *pwm;
- unsigned int active_low;
+ unsigned int active_low;
unsigned int period;
};
#include <asm/mach-rc32434/rb.h>
static void rb532_led_set(struct led_classdev *cdev,
- enum led_brightness brightness)
+ enum led_brightness brightness)
{
if (brightness)
set_latch_u5(LO_ULED, 0);
if (p->pin_state == R_TPU_PIN_GPIO_FN)
gpio_free(cfg->pin_gpio_fn);
- if (new_state == R_TPU_PIN_GPIO) {
- gpio_request(cfg->pin_gpio, cfg->name);
- gpio_direction_output(cfg->pin_gpio, !!brightness);
- }
+ if (new_state == R_TPU_PIN_GPIO)
+ gpio_request_one(cfg->pin_gpio, GPIOF_DIR_OUT | !!brightness,
+ cfg->name);
+
if (new_state == R_TPU_PIN_GPIO_FN)
gpio_request(cfg->pin_gpio_fn, cfg->name);
}
/* map memory, let mapbase point to our channel */
- p->mapbase = ioremap_nocache(res->start, resource_size(res));
+ p->mapbase = devm_ioremap_nocache(&pdev->dev, res->start,
+ resource_size(res));
if (p->mapbase == NULL) {
dev_err(&pdev->dev, "failed to remap I/O memory\n");
return -ENXIO;
}
/* get hold of clock */
- p->clk = clk_get(&pdev->dev, NULL);
+ p->clk = devm_clk_get(&pdev->dev, NULL);
if (IS_ERR(p->clk)) {
dev_err(&pdev->dev, "cannot get clock\n");
- ret = PTR_ERR(p->clk);
- goto err0;
+ return PTR_ERR(p->clk);
}
p->pdev = pdev;
p->ldev.flags |= LED_CORE_SUSPENDRESUME;
ret = led_classdev_register(&pdev->dev, &p->ldev);
if (ret < 0)
- goto err1;
+ goto err0;
/* max_brightness may be updated by the LED core code */
p->min_rate = p->ldev.max_brightness * p->refresh_rate;
pm_runtime_enable(&pdev->dev);
return 0;
- err1:
- r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF);
- clk_put(p->clk);
err0:
- iounmap(p->mapbase);
+ r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF);
return ret;
}
r_tpu_set_pin(p, R_TPU_PIN_UNUSED, LED_OFF);
pm_runtime_disable(&pdev->dev);
- clk_put(p->clk);
- iounmap(p->mapbase);
return 0;
}
struct led_classdev *led = dev_get_drvdata(dev);
unsigned long blink_state;
- ret = strict_strtoul(buf, 10, &blink_state);
+ ret = kstrtoul(buf, 10, &blink_state);
if (ret)
return ret;
isink = devm_regulator_get(&pdev->dev, "led_isink");
if (IS_ERR(isink)) {
- printk(KERN_ERR "%s: can't get ISINK\n", __func__);
+ dev_err(&pdev->dev, "%s: can't get ISINK\n", __func__);
return PTR_ERR(isink);
}
dcdc = devm_regulator_get(&pdev->dev, "led_vcc");
if (IS_ERR(dcdc)) {
- printk(KERN_ERR "%s: can't get DCDC\n", __func__);
+ dev_err(&pdev->dev, "%s: can't get DCDC\n", __func__);
return PTR_ERR(dcdc);
}
#include <linux/platform_device.h>
#include <linux/leds.h>
#include <linux/err.h>
-#include <asm/io.h>
+#include <linux/io.h>
#include <linux/scx200_gpio.h>
#include <linux/module.h>
int new_status = *blank ? BLANK : UNBLANK;
switch (event) {
- case FB_EVENT_BLANK :
+ case FB_EVENT_BLANK:
if (new_status == n->old_status)
break;
unsigned long invert;
int ret;
- ret = strict_strtoul(buf, 10, &invert);
+ ret = kstrtoul(buf, 10, &invert);
if (ret < 0)
return ret;
unsigned long inverted;
int ret;
- ret = strict_strtoul(buf, 10, &inverted);
+ ret = kstrtoul(buf, 10, &inverted);
if (ret < 0)
return ret;
unsigned long *delay_on,
unsigned long *delay_off,
int invert);
+/**
+ * led_trigger_rename_static - rename a trigger
+ * @name: the new trigger name
+ * @trig: the LED trigger to rename
+ *
+ * Change a LED trigger name by copying the string passed in
+ * name into current trigger name, which MUST be large
+ * enough for the new string.
+ *
+ * Note that name must NOT point to the same string used
+ * during LED registration, as that could lead to races.
+ *
+ * This is meant to be used on triggers with statically
+ * allocated name.
+ */
+extern void led_trigger_rename_static(const char *name,
+ struct led_trigger *trig);
#else
projects / karo-tx-linux.git / commitdiff