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path: root/drivers/hwmon/dme1737.c
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Diffstat (limited to 'drivers/hwmon/dme1737.c')
-rw-r--r--drivers/hwmon/dme1737.c121
1 files changed, 73 insertions, 48 deletions
diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c
index ec683eabd7a..d9c59271391 100644
--- a/drivers/hwmon/dme1737.c
+++ b/drivers/hwmon/dme1737.c
@@ -1590,7 +1590,7 @@ static DEVICE_ATTR(name, S_IRUGO, show_name, NULL); /* for ISA devices */
* created unconditionally. The attributes that need modification of their
* permissions are created read-only and write permissions are added or removed
* on the fly when required */
-static struct attribute *dme1737_attr[] ={
+static struct attribute *dme1737_attr[] = {
/* Voltages */
&sensor_dev_attr_in0_input.dev_attr.attr,
&sensor_dev_attr_in0_min.dev_attr.attr,
@@ -1695,7 +1695,7 @@ static const struct attribute_group dme1737_zone3_group = {
};
-/* The following struct holds temp zone hysteresis related attributes, which
+/* The following struct holds temp zone hysteresis related attributes, which
* are not available in all chips. The following chips support them:
* DME1737, SCH311x */
static struct attribute *dme1737_zone_hyst_attr[] = {
@@ -2031,36 +2031,44 @@ static int dme1737_create_files(struct device *dev)
int err, ix;
/* Create a name attribute for ISA devices */
- if (!data->client &&
- (err = sysfs_create_file(&dev->kobj, &dev_attr_name.attr))) {
- goto exit;
+ if (!data->client) {
+ err = sysfs_create_file(&dev->kobj, &dev_attr_name.attr);
+ if (err) {
+ goto exit;
+ }
}
/* Create standard sysfs attributes */
- if ((err = sysfs_create_group(&dev->kobj, &dme1737_group))) {
+ err = sysfs_create_group(&dev->kobj, &dme1737_group);
+ if (err) {
goto exit_remove;
}
/* Create chip-dependent sysfs attributes */
- if ((data->has_features & HAS_TEMP_OFFSET) &&
- (err = sysfs_create_group(&dev->kobj,
- &dme1737_temp_offset_group))) {
- goto exit_remove;
+ if (data->has_features & HAS_TEMP_OFFSET) {
+ err = sysfs_create_group(&dev->kobj,
+ &dme1737_temp_offset_group);
+ if (err) {
+ goto exit_remove;
+ }
}
- if ((data->has_features & HAS_VID) &&
- (err = sysfs_create_group(&dev->kobj,
- &dme1737_vid_group))) {
- goto exit_remove;
+ if (data->has_features & HAS_VID) {
+ err = sysfs_create_group(&dev->kobj, &dme1737_vid_group);
+ if (err) {
+ goto exit_remove;
+ }
}
- if ((data->has_features & HAS_ZONE3) &&
- (err = sysfs_create_group(&dev->kobj,
- &dme1737_zone3_group))) {
- goto exit_remove;
+ if (data->has_features & HAS_ZONE3) {
+ err = sysfs_create_group(&dev->kobj, &dme1737_zone3_group);
+ if (err) {
+ goto exit_remove;
+ }
}
- if ((data->has_features & HAS_ZONE_HYST) &&
- (err = sysfs_create_group(&dev->kobj,
- &dme1737_zone_hyst_group))) {
- goto exit_remove;
+ if (data->has_features & HAS_ZONE_HYST) {
+ err = sysfs_create_group(&dev->kobj, &dme1737_zone_hyst_group);
+ if (err) {
+ goto exit_remove;
+ }
}
if (data->has_features & HAS_IN7) {
err = sysfs_create_group(&dev->kobj, &dme1737_in7_group);
@@ -2072,8 +2080,9 @@ static int dme1737_create_files(struct device *dev)
/* Create fan sysfs attributes */
for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) {
if (data->has_features & HAS_FAN(ix)) {
- if ((err = sysfs_create_group(&dev->kobj,
- &dme1737_fan_group[ix]))) {
+ err = sysfs_create_group(&dev->kobj,
+ &dme1737_fan_group[ix]);
+ if (err) {
goto exit_remove;
}
}
@@ -2082,14 +2091,17 @@ static int dme1737_create_files(struct device *dev)
/* Create PWM sysfs attributes */
for (ix = 0; ix < ARRAY_SIZE(dme1737_pwm_group); ix++) {
if (data->has_features & HAS_PWM(ix)) {
- if ((err = sysfs_create_group(&dev->kobj,
- &dme1737_pwm_group[ix]))) {
+ err = sysfs_create_group(&dev->kobj,
+ &dme1737_pwm_group[ix]);
+ if (err) {
goto exit_remove;
}
- if ((data->has_features & HAS_PWM_MIN) && ix < 3 &&
- (err = sysfs_create_file(&dev->kobj,
- dme1737_auto_pwm_min_attr[ix]))) {
- goto exit_remove;
+ if ((data->has_features & HAS_PWM_MIN) && (ix < 3)) {
+ err = sysfs_create_file(&dev->kobj,
+ dme1737_auto_pwm_min_attr[ix]);
+ if (err) {
+ goto exit_remove;
+ }
}
}
}
@@ -2319,8 +2331,9 @@ static int dme1737_i2c_get_features(int sio_cip, struct dme1737_data *data)
dme1737_sio_outb(sio_cip, 0x07, 0x0a);
/* Get the base address of the runtime registers */
- if (!(addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) |
- dme1737_sio_inb(sio_cip, 0x61))) {
+ addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) |
+ dme1737_sio_inb(sio_cip, 0x61);
+ if (!addr) {
err = -ENODEV;
goto exit;
}
@@ -2401,13 +2414,15 @@ static int dme1737_i2c_probe(struct i2c_client *client,
mutex_init(&data->update_lock);
/* Initialize the DME1737 chip */
- if ((err = dme1737_init_device(dev))) {
+ err = dme1737_init_device(dev);
+ if (err) {
dev_err(dev, "Failed to initialize device.\n");
goto exit_kfree;
}
/* Create sysfs files */
- if ((err = dme1737_create_files(dev))) {
+ err = dme1737_create_files(dev);
+ if (err) {
dev_err(dev, "Failed to create sysfs files.\n");
goto exit_kfree;
}
@@ -2484,8 +2499,9 @@ static int __init dme1737_isa_detect(int sio_cip, unsigned short *addr)
dme1737_sio_outb(sio_cip, 0x07, 0x0a);
/* Get the base address of the runtime registers */
- if (!(base_addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) |
- dme1737_sio_inb(sio_cip, 0x61))) {
+ base_addr = (dme1737_sio_inb(sio_cip, 0x60) << 8) |
+ dme1737_sio_inb(sio_cip, 0x61);
+ if (!base_addr) {
pr_err("Base address not set\n");
err = -ENODEV;
goto exit;
@@ -2514,18 +2530,21 @@ static int __init dme1737_isa_device_add(unsigned short addr)
if (err)
goto exit;
- if (!(pdev = platform_device_alloc("dme1737", addr))) {
+ pdev = platform_device_alloc("dme1737", addr);
+ if (!pdev) {
pr_err("Failed to allocate device\n");
err = -ENOMEM;
goto exit;
}
- if ((err = platform_device_add_resources(pdev, &res, 1))) {
+ err = platform_device_add_resources(pdev, &res, 1);
+ if (err) {
pr_err("Failed to add device resource (err = %d)\n", err);
goto exit_device_put;
}
- if ((err = platform_device_add(pdev))) {
+ err = platform_device_add(pdev);
+ if (err) {
pr_err("Failed to add device (err = %d)\n", err);
goto exit_device_put;
}
@@ -2552,11 +2571,12 @@ static int __devinit dme1737_isa_probe(struct platform_device *pdev)
dev_err(dev, "Failed to request region 0x%04x-0x%04x.\n",
(unsigned short)res->start,
(unsigned short)res->start + DME1737_EXTENT - 1);
- err = -EBUSY;
- goto exit;
- }
+ err = -EBUSY;
+ goto exit;
+ }
- if (!(data = kzalloc(sizeof(struct dme1737_data), GFP_KERNEL))) {
+ data = kzalloc(sizeof(struct dme1737_data), GFP_KERNEL);
+ if (!data) {
err = -ENOMEM;
goto exit_release_region;
}
@@ -2603,13 +2623,15 @@ static int __devinit dme1737_isa_probe(struct platform_device *pdev)
data->type == sch5127 ? "SCH5127" : "SCH311x", data->addr);
/* Initialize the chip */
- if ((err = dme1737_init_device(dev))) {
+ err = dme1737_init_device(dev);
+ if (err) {
dev_err(dev, "Failed to initialize device.\n");
goto exit_kfree;
}
/* Create sysfs files */
- if ((err = dme1737_create_files(dev))) {
+ err = dme1737_create_files(dev);
+ if (err) {
dev_err(dev, "Failed to create sysfs files.\n");
goto exit_kfree;
}
@@ -2666,7 +2688,8 @@ static int __init dme1737_init(void)
int err;
unsigned short addr;
- if ((err = i2c_add_driver(&dme1737_i2c_driver))) {
+ err = i2c_add_driver(&dme1737_i2c_driver);
+ if (err) {
goto exit;
}
@@ -2679,12 +2702,14 @@ static int __init dme1737_init(void)
return 0;
}
- if ((err = platform_driver_register(&dme1737_isa_driver))) {
+ err = platform_driver_register(&dme1737_isa_driver);
+ if (err) {
goto exit_del_i2c_driver;
}
/* Sets global pdev as a side effect */
- if ((err = dme1737_isa_device_add(addr))) {
+ err = dme1737_isa_device_add(addr);
+ if (err) {
goto exit_del_isa_driver;
}
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-12-24 21:44:17 +0000