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-rw-r--r--drivers/bcma/driver_gpio.c3
-rw-r--r--drivers/gpio/gpio-zynq.c3
-rw-r--r--drivers/hid/hid-cp2112.c6
-rw-r--r--drivers/input/keyboard/adp5588-keys.c4
-rw-r--r--drivers/input/keyboard/adp5589-keys.c4
-rw-r--r--drivers/input/touchscreen/ad7879.c10
-rw-r--r--drivers/leds/leds-pca9532.c10
-rw-r--r--drivers/leds/leds-tca6507.c7
-rw-r--r--drivers/media/dvb-frontends/cxd2820r_core.c10
-rw-r--r--drivers/mfd/asic3.c3
-rw-r--r--drivers/mfd/htc-i2cpld.c8
-rw-r--r--drivers/mfd/sm501.c17
-rw-r--r--drivers/mfd/tc6393xb.c13
-rw-r--r--drivers/mfd/ucb1x00-core.c8
-rw-r--r--drivers/platform/x86/intel_pmic_gpio.c3
-rw-r--r--drivers/ssb/driver_gpio.c3
-rw-r--r--drivers/staging/vme/devices/vme_pio2_gpio.c4
-rw-r--r--drivers/tty/serial/max310x.c10
-rw-r--r--drivers/video/fbdev/via/via-gpio.c10
19 files changed, 40 insertions, 96 deletions
diff --git a/drivers/bcma/driver_gpio.c b/drivers/bcma/driver_gpio.c
index aec9f850b4a8..710fa62dd5ae 100644
--- a/drivers/bcma/driver_gpio.c
+++ b/drivers/bcma/driver_gpio.c
@@ -251,5 +251,6 @@ int bcma_gpio_init(struct bcma_drv_cc *cc)
int bcma_gpio_unregister(struct bcma_drv_cc *cc)
{
bcma_gpio_irq_domain_exit(cc);
- return gpiochip_remove(&cc->gpio);
+ gpiochip_remove(&cc->gpio);
+ return 0;
}
diff --git a/drivers/gpio/gpio-zynq.c b/drivers/gpio/gpio-zynq.c
index 1e6f19a07454..5dfbced24815 100644
--- a/drivers/gpio/gpio-zynq.c
+++ b/drivers/gpio/gpio-zynq.c
@@ -671,8 +671,7 @@ static int zynq_gpio_probe(struct platform_device *pdev)
return 0;
err_rm_gpiochip:
- if (gpiochip_remove(chip))
- dev_err(&pdev->dev, "Failed to remove gpio chip\n");
+ gpiochip_remove(chip);
err_disable_clk:
clk_disable_unprepare(gpio->clk);
diff --git a/drivers/hid/hid-cp2112.c b/drivers/hid/hid-cp2112.c
index a822db5a8338..3318de690e00 100644
--- a/drivers/hid/hid-cp2112.c
+++ b/drivers/hid/hid-cp2112.c
@@ -1069,8 +1069,7 @@ static int cp2112_probe(struct hid_device *hdev, const struct hid_device_id *id)
return ret;
err_gpiochip_remove:
- if (gpiochip_remove(&dev->gc) < 0)
- hid_err(hdev, "error removing gpio chip\n");
+ gpiochip_remove(&dev->gc);
err_free_i2c:
i2c_del_adapter(&dev->adap);
err_free_dev:
@@ -1089,8 +1088,7 @@ static void cp2112_remove(struct hid_device *hdev)
struct cp2112_device *dev = hid_get_drvdata(hdev);
sysfs_remove_group(&hdev->dev.kobj, &cp2112_attr_group);
- if (gpiochip_remove(&dev->gc))
- hid_err(hdev, "unable to remove gpio chip\n");
+ gpiochip_remove(&dev->gc);
i2c_del_adapter(&dev->adap);
/* i2c_del_adapter has finished removing all i2c devices from our
* adapter. Well behaved devices should no longer call our cp2112_xfer
diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard/adp5588-keys.c
index 5ef7fcf0e250..b97ed443e0a4 100644
--- a/drivers/input/keyboard/adp5588-keys.c
+++ b/drivers/input/keyboard/adp5588-keys.c
@@ -251,9 +251,7 @@ static void adp5588_gpio_remove(struct adp5588_kpad *kpad)
dev_warn(dev, "teardown failed %d\n", error);
}
- error = gpiochip_remove(&kpad->gc);
- if (error)
- dev_warn(dev, "gpiochip_remove failed %d\n", error);
+ gpiochip_remove(&kpad->gc);
}
#else
static inline int adp5588_gpio_add(struct adp5588_kpad *kpad)
diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index 6329549bf6ad..a45267729dfc 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -567,9 +567,7 @@ static void adp5589_gpio_remove(struct adp5589_kpad *kpad)
dev_warn(dev, "teardown failed %d\n", error);
}
- error = gpiochip_remove(&kpad->gc);
- if (error)
- dev_warn(dev, "gpiochip_remove failed %d\n", error);
+ gpiochip_remove(&kpad->gc);
}
#else
static inline int adp5589_gpio_add(struct adp5589_kpad *kpad)
diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c
index fce590677b7b..1eb9d3c20886 100644
--- a/drivers/input/touchscreen/ad7879.c
+++ b/drivers/input/touchscreen/ad7879.c
@@ -470,14 +470,10 @@ static int ad7879_gpio_add(struct ad7879 *ts,
static void ad7879_gpio_remove(struct ad7879 *ts)
{
const struct ad7879_platform_data *pdata = dev_get_platdata(ts->dev);
- int ret;
- if (pdata->gpio_export) {
- ret = gpiochip_remove(&ts->gc);
- if (ret)
- dev_err(ts->dev, "failed to remove gpio %d\n",
- ts->gc.base);
- }
+ if (pdata->gpio_export)
+ gpiochip_remove(&ts->gc);
+
}
#else
static inline int ad7879_gpio_add(struct ad7879 *ts,
diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c
index 4a0e786b7832..5a6363d161a2 100644
--- a/drivers/leds/leds-pca9532.c
+++ b/drivers/leds/leds-pca9532.c
@@ -319,14 +319,8 @@ static int pca9532_destroy_devices(struct pca9532_data *data, int n_devs)
}
#ifdef CONFIG_LEDS_PCA9532_GPIO
- if (data->gpio.dev) {
- int err = gpiochip_remove(&data->gpio);
- if (err) {
- dev_err(&data->client->dev, "%s failed, %d\n",
- "gpiochip_remove()", err);
- return err;
- }
- }
+ if (data->gpio.dev)
+ gpiochip_remove(&data->gpio);
#endif
return 0;
diff --git a/drivers/leds/leds-tca6507.c b/drivers/leds/leds-tca6507.c
index 3d9e267a56c4..20fa8e77f186 100644
--- a/drivers/leds/leds-tca6507.c
+++ b/drivers/leds/leds-tca6507.c
@@ -667,11 +667,8 @@ static int tca6507_probe_gpios(struct i2c_client *client,
static void tca6507_remove_gpio(struct tca6507_chip *tca)
{
- if (tca->gpio.ngpio) {
- int err = gpiochip_remove(&tca->gpio);
- dev_err(&tca->client->dev, "%s failed, %d\n",
- "gpiochip_remove()", err);
- }
+ if (tca->gpio.ngpio)
+ gpiochip_remove(&tca->gpio);
}
#else /* CONFIG_GPIOLIB */
static int tca6507_probe_gpios(struct i2c_client *client,
diff --git a/drivers/media/dvb-frontends/cxd2820r_core.c b/drivers/media/dvb-frontends/cxd2820r_core.c
index 03930d5e9fea..51ef89312615 100644
--- a/drivers/media/dvb-frontends/cxd2820r_core.c
+++ b/drivers/media/dvb-frontends/cxd2820r_core.c
@@ -584,18 +584,14 @@ static int cxd2820r_get_frontend_algo(struct dvb_frontend *fe)
static void cxd2820r_release(struct dvb_frontend *fe)
{
struct cxd2820r_priv *priv = fe->demodulator_priv;
- int uninitialized_var(ret); /* silence compiler warning */
dev_dbg(&priv->i2c->dev, "%s\n", __func__);
#ifdef CONFIG_GPIOLIB
/* remove GPIOs */
- if (priv->gpio_chip.label) {
- ret = gpiochip_remove(&priv->gpio_chip);
- if (ret)
- dev_err(&priv->i2c->dev, "%s: gpiochip_remove() " \
- "failed=%d\n", KBUILD_MODNAME, ret);
- }
+ if (priv->gpio_chip.label)
+ gpiochip_remove(&priv->gpio_chip);
+
#endif
kfree(priv);
return;
diff --git a/drivers/mfd/asic3.c b/drivers/mfd/asic3.c
index 9fc4186d4132..977bd3a3eed0 100644
--- a/drivers/mfd/asic3.c
+++ b/drivers/mfd/asic3.c
@@ -605,7 +605,8 @@ static int asic3_gpio_remove(struct platform_device *pdev)
{
struct asic3 *asic = platform_get_drvdata(pdev);
- return gpiochip_remove(&asic->gpio);
+ gpiochip_remove(&asic->gpio);
+ return 0;
}
static void asic3_clk_enable(struct asic3 *asic, struct asic3_clk *clk)
diff --git a/drivers/mfd/htc-i2cpld.c b/drivers/mfd/htc-i2cpld.c
index b44f0203983b..eab3fb028447 100644
--- a/drivers/mfd/htc-i2cpld.c
+++ b/drivers/mfd/htc-i2cpld.c
@@ -481,15 +481,9 @@ static int htcpld_register_chip_gpio(
ret = gpiochip_add(&(chip->chip_in));
if (ret) {
- int error;
-
dev_warn(dev, "Unable to register input GPIOs for 0x%x: %d\n",
plat_chip_data->addr, ret);
-
- error = gpiochip_remove(&(chip->chip_out));
- if (error)
- dev_warn(dev, "Error while trying to unregister gpio chip: %d\n", error);
-
+ gpiochip_remove(&(chip->chip_out));
return ret;
}
diff --git a/drivers/mfd/sm501.c b/drivers/mfd/sm501.c
index 81e6d0932bf0..02027b7f1223 100644
--- a/drivers/mfd/sm501.c
+++ b/drivers/mfd/sm501.c
@@ -1047,7 +1047,6 @@ static int sm501_register_gpio(struct sm501_devdata *sm)
struct sm501_gpio *gpio = &sm->gpio;
resource_size_t iobase = sm->io_res->start + SM501_GPIO;
int ret;
- int tmp;
dev_dbg(sm->dev, "registering gpio block %08llx\n",
(unsigned long long)iobase);
@@ -1086,11 +1085,7 @@ static int sm501_register_gpio(struct sm501_devdata *sm)
return 0;
err_low_chip:
- tmp = gpiochip_remove(&gpio->low.gpio);
- if (tmp) {
- dev_err(sm->dev, "cannot remove low chip, cannot tidy up\n");
- return ret;
- }
+ gpiochip_remove(&gpio->low.gpio);
err_mapped:
iounmap(gpio->regs);
@@ -1105,18 +1100,12 @@ static int sm501_register_gpio(struct sm501_devdata *sm)
static void sm501_gpio_remove(struct sm501_devdata *sm)
{
struct sm501_gpio *gpio = &sm->gpio;
- int ret;
if (!sm->gpio.registered)
return;
- ret = gpiochip_remove(&gpio->low.gpio);
- if (ret)
- dev_err(sm->dev, "cannot remove low chip, cannot tidy up\n");
-
- ret = gpiochip_remove(&gpio->high.gpio);
- if (ret)
- dev_err(sm->dev, "cannot remove high chip, cannot tidy up\n");
+ gpiochip_remove(&gpio->low.gpio);
+ gpiochip_remove(&gpio->high.gpio);
iounmap(gpio->regs);
release_resource(gpio->regs_res);
diff --git a/drivers/mfd/tc6393xb.c b/drivers/mfd/tc6393xb.c
index 11c19e538551..4fac16bcd732 100644
--- a/drivers/mfd/tc6393xb.c
+++ b/drivers/mfd/tc6393xb.c
@@ -607,7 +607,7 @@ static int tc6393xb_probe(struct platform_device *dev)
struct tc6393xb_platform_data *tcpd = dev_get_platdata(&dev->dev);
struct tc6393xb *tc6393xb;
struct resource *iomem, *rscr;
- int ret, temp;
+ int ret;
iomem = platform_get_resource(dev, IORESOURCE_MEM, 0);
if (!iomem)
@@ -714,7 +714,7 @@ err_setup:
err_gpio_add:
if (tc6393xb->gpio.base != -1)
- temp = gpiochip_remove(&tc6393xb->gpio);
+ gpiochip_remove(&tc6393xb->gpio);
tcpd->disable(dev);
err_enable:
clk_disable(tc6393xb->clk);
@@ -744,13 +744,8 @@ static int tc6393xb_remove(struct platform_device *dev)
tc6393xb_detach_irq(dev);
- if (tc6393xb->gpio.base != -1) {
- ret = gpiochip_remove(&tc6393xb->gpio);
- if (ret) {
- dev_err(&dev->dev, "Can't remove gpio chip: %d\n", ret);
- return ret;
- }
- }
+ if (tc6393xb->gpio.base != -1)
+ gpiochip_remove(&tc6393xb->gpio);
ret = tcpd->disable(dev);
clk_disable(tc6393xb->clk);
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index 153d595afaac..58ea9fdd3a15 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -621,7 +621,6 @@ static void ucb1x00_remove(struct mcp *mcp)
struct ucb1x00_plat_data *pdata = mcp->attached_device.platform_data;
struct ucb1x00 *ucb = mcp_get_drvdata(mcp);
struct list_head *l, *n;
- int ret;
mutex_lock(&ucb1x00_mutex);
list_del(&ucb->node);
@@ -631,11 +630,8 @@ static void ucb1x00_remove(struct mcp *mcp)
}
mutex_unlock(&ucb1x00_mutex);
- if (ucb->gpio.base != -1) {
- ret = gpiochip_remove(&ucb->gpio);
- if (ret)
- dev_err(&ucb->dev, "Can't remove gpio chip: %d\n", ret);
- }
+ if (ucb->gpio.base != -1)
+ gpiochip_remove(&ucb->gpio);
irq_set_chained_handler(ucb->irq, NULL);
irq_free_descs(ucb->irq_base, 16);
diff --git a/drivers/platform/x86/intel_pmic_gpio.c b/drivers/platform/x86/intel_pmic_gpio.c
index 40929e4f7ad7..04fed00b88e9 100644
--- a/drivers/platform/x86/intel_pmic_gpio.c
+++ b/drivers/platform/x86/intel_pmic_gpio.c
@@ -301,8 +301,7 @@ static int platform_pmic_gpio_probe(struct platform_device *pdev)
return 0;
fail_request_irq:
- if (gpiochip_remove(&pg->chip))
- pr_err("gpiochip_remove failed\n");
+ gpiochip_remove(&pg->chip);
err:
iounmap(pg->gpiointr);
err2:
diff --git a/drivers/ssb/driver_gpio.c b/drivers/ssb/driver_gpio.c
index ba350d2035c0..f92e266d48f8 100644
--- a/drivers/ssb/driver_gpio.c
+++ b/drivers/ssb/driver_gpio.c
@@ -475,7 +475,8 @@ int ssb_gpio_unregister(struct ssb_bus *bus)
{
if (ssb_chipco_available(&bus->chipco) ||
ssb_extif_available(&bus->extif)) {
- return gpiochip_remove(&bus->gpio);
+ gpiochip_remove(&bus->gpio);
+ return 0;
} else {
SSB_WARN_ON(1);
}
diff --git a/drivers/staging/vme/devices/vme_pio2_gpio.c b/drivers/staging/vme/devices/vme_pio2_gpio.c
index f00af0786af3..3304d9227c3c 100644
--- a/drivers/staging/vme/devices/vme_pio2_gpio.c
+++ b/drivers/staging/vme/devices/vme_pio2_gpio.c
@@ -221,9 +221,7 @@ void pio2_gpio_exit(struct pio2_card *card)
{
const char *label = card->gc.label;
- if (gpiochip_remove(&(card->gc)))
- dev_err(&card->vdev->dev, "Failed to remove GPIO\n");
-
+ gpiochip_remove(&(card->gc));
kfree(label);
}
diff --git a/drivers/tty/serial/max310x.c b/drivers/tty/serial/max310x.c
index 82573dc4d8cf..0041a64cc86e 100644
--- a/drivers/tty/serial/max310x.c
+++ b/drivers/tty/serial/max310x.c
@@ -1248,7 +1248,7 @@ static int max310x_probe(struct device *dev, struct max310x_devtype *devtype,
mutex_destroy(&s->mutex);
#ifdef CONFIG_GPIOLIB
- WARN_ON(gpiochip_remove(&s->gpio));
+ gpiochip_remove(&s->gpio);
out_uart:
#endif
@@ -1263,12 +1263,10 @@ out_clk:
static int max310x_remove(struct device *dev)
{
struct max310x_port *s = dev_get_drvdata(dev);
- int i, ret = 0;
+ int i;
#ifdef CONFIG_GPIOLIB
- ret = gpiochip_remove(&s->gpio);
- if (ret)
- return ret;
+ gpiochip_remove(&s->gpio);
#endif
for (i = 0; i < s->uart.nr; i++) {
@@ -1282,7 +1280,7 @@ static int max310x_remove(struct device *dev)
uart_unregister_driver(&s->uart);
clk_disable_unprepare(s->clk);
- return ret;
+ return 0;
}
static const struct of_device_id __maybe_unused max310x_dt_ids[] = {
diff --git a/drivers/video/fbdev/via/via-gpio.c b/drivers/video/fbdev/via/via-gpio.c
index e408679081ab..6f433b8cee12 100644
--- a/drivers/video/fbdev/via/via-gpio.c
+++ b/drivers/video/fbdev/via/via-gpio.c
@@ -270,7 +270,7 @@ static int viafb_gpio_probe(struct platform_device *platdev)
static int viafb_gpio_remove(struct platform_device *platdev)
{
unsigned long flags;
- int ret = 0, i;
+ int i;
#ifdef CONFIG_PM
viafb_pm_unregister(&viafb_gpio_pm_hooks);
@@ -280,11 +280,7 @@ static int viafb_gpio_remove(struct platform_device *platdev)
* Get unregistered.
*/
if (viafb_gpio_config.gpio_chip.ngpio > 0) {
- ret = gpiochip_remove(&viafb_gpio_config.gpio_chip);
- if (ret) { /* Somebody still using it? */
- printk(KERN_ERR "Viafb: GPIO remove failed\n");
- return ret;
- }
+ gpiochip_remove(&viafb_gpio_config.gpio_chip);
}
/*
* Disable the ports.
@@ -294,7 +290,7 @@ static int viafb_gpio_remove(struct platform_device *platdev)
viafb_gpio_disable(viafb_gpio_config.active_gpios[i]);
viafb_gpio_config.gpio_chip.ngpio = 0;
spin_unlock_irqrestore(&viafb_gpio_config.vdev->reg_lock, flags);
- return ret;
+ return 0;
}
static struct platform_driver via_gpio_driver = {
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-10 09:07:50 +0000