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author | Uwe Kleine-König <u.kleine-koenig@pengutronix.de> | 2022-09-20 15:56:17 +0200 |
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committer | Guenter Roeck <linux@roeck-us.net> | 2022-09-25 23:22:11 +0200 |
commit | ac387b0cb34b35e098dee52ef3856fa4afe35ab2 (patch) | |
tree | 494fdd808ecbf006b7f93e4b12217f50aad2b497 /drivers/hwmon/vt8231.c | |
parent | hwmon: (vt8231) Introduce a #define for the driver name and use it (diff) | |
download | linux-ac387b0cb34b35e098dee52ef3856fa4afe35ab2.tar.xz linux-ac387b0cb34b35e098dee52ef3856fa4afe35ab2.zip |
hwmon: (vt8231) Reorder symbols to get rid of a few forward declarations
Declarations for static symbols are useless repetition unless there are
cyclic dependencies.
Reorder the functions and variables to get rid of 5 forward declarations.
Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Link: https://lore.kernel.org/r/20220920135617.1046361-2-u.kleine-koenig@pengutronix.de
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'drivers/hwmon/vt8231.c')
-rw-r--r-- | drivers/hwmon/vt8231.c | 188 |
1 files changed, 91 insertions, 97 deletions
diff --git a/drivers/hwmon/vt8231.c b/drivers/hwmon/vt8231.c index d84f7db74889..3b7f8922b0d5 100644 --- a/drivers/hwmon/vt8231.c +++ b/drivers/hwmon/vt8231.c @@ -164,10 +164,6 @@ struct vt8231_data { }; static struct pci_dev *s_bridge; -static int vt8231_probe(struct platform_device *pdev); -static int vt8231_remove(struct platform_device *pdev); -static struct vt8231_data *vt8231_update_device(struct device *dev); -static void vt8231_init_device(struct vt8231_data *data); static inline int vt8231_read_value(struct vt8231_data *data, u8 reg) { @@ -180,6 +176,74 @@ static inline void vt8231_write_value(struct vt8231_data *data, u8 reg, outb_p(value, data->addr + reg); } +static struct vt8231_data *vt8231_update_device(struct device *dev) +{ + struct vt8231_data *data = dev_get_drvdata(dev); + int i; + u16 low; + + mutex_lock(&data->update_lock); + + if (time_after(jiffies, data->last_updated + HZ + HZ / 2) + || !data->valid) { + for (i = 0; i < 6; i++) { + if (ISVOLT(i, data->uch_config)) { + data->in[i] = vt8231_read_value(data, + regvolt[i]); + data->in_min[i] = vt8231_read_value(data, + regvoltmin[i]); + data->in_max[i] = vt8231_read_value(data, + regvoltmax[i]); + } + } + for (i = 0; i < 2; i++) { + data->fan[i] = vt8231_read_value(data, + VT8231_REG_FAN(i)); + data->fan_min[i] = vt8231_read_value(data, + VT8231_REG_FAN_MIN(i)); + } + + low = vt8231_read_value(data, VT8231_REG_TEMP_LOW01); + low = (low >> 6) | ((low & 0x30) >> 2) + | (vt8231_read_value(data, VT8231_REG_TEMP_LOW25) << 4); + for (i = 0; i < 6; i++) { + if (ISTEMP(i, data->uch_config)) { + data->temp[i] = (vt8231_read_value(data, + regtemp[i]) << 2) + | ((low >> (2 * i)) & 0x03); + data->temp_max[i] = vt8231_read_value(data, + regtempmax[i]); + data->temp_min[i] = vt8231_read_value(data, + regtempmin[i]); + } + } + + i = vt8231_read_value(data, VT8231_REG_FANDIV); + data->fan_div[0] = (i >> 4) & 0x03; + data->fan_div[1] = i >> 6; + data->alarms = vt8231_read_value(data, VT8231_REG_ALARM1) | + (vt8231_read_value(data, VT8231_REG_ALARM2) << 8); + + /* Set alarm flags correctly */ + if (!data->fan[0] && data->fan_min[0]) + data->alarms |= 0x40; + else if (data->fan[0] && !data->fan_min[0]) + data->alarms &= ~0x40; + + if (!data->fan[1] && data->fan_min[1]) + data->alarms |= 0x80; + else if (data->fan[1] && !data->fan_min[1]) + data->alarms &= ~0x80; + + data->last_updated = jiffies; + data->valid = true; + } + + mutex_unlock(&data->update_lock); + + return data; +} + /* following are the sysfs callback functions */ static ssize_t in_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -753,29 +817,11 @@ static const struct attribute_group vt8231_group = { .attrs = vt8231_attributes, }; -static struct platform_driver vt8231_driver = { - .driver = { - .name = DRIVER_NAME, - }, - .probe = vt8231_probe, - .remove = vt8231_remove, -}; - -static const struct pci_device_id vt8231_pci_ids[] = { - { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231_4) }, - { 0, } -}; - -MODULE_DEVICE_TABLE(pci, vt8231_pci_ids); - -static int vt8231_pci_probe(struct pci_dev *dev, - const struct pci_device_id *id); - -static struct pci_driver vt8231_pci_driver = { - .name = DRIVER_NAME, - .id_table = vt8231_pci_ids, - .probe = vt8231_pci_probe, -}; +static void vt8231_init_device(struct vt8231_data *data) +{ + vt8231_write_value(data, VT8231_REG_TEMP1_CONFIG, 0); + vt8231_write_value(data, VT8231_REG_TEMP2_CONFIG, 0); +} static int vt8231_probe(struct platform_device *pdev) { @@ -865,79 +911,21 @@ static int vt8231_remove(struct platform_device *pdev) return 0; } -static void vt8231_init_device(struct vt8231_data *data) -{ - vt8231_write_value(data, VT8231_REG_TEMP1_CONFIG, 0); - vt8231_write_value(data, VT8231_REG_TEMP2_CONFIG, 0); -} - -static struct vt8231_data *vt8231_update_device(struct device *dev) -{ - struct vt8231_data *data = dev_get_drvdata(dev); - int i; - u16 low; - - mutex_lock(&data->update_lock); - - if (time_after(jiffies, data->last_updated + HZ + HZ / 2) - || !data->valid) { - for (i = 0; i < 6; i++) { - if (ISVOLT(i, data->uch_config)) { - data->in[i] = vt8231_read_value(data, - regvolt[i]); - data->in_min[i] = vt8231_read_value(data, - regvoltmin[i]); - data->in_max[i] = vt8231_read_value(data, - regvoltmax[i]); - } - } - for (i = 0; i < 2; i++) { - data->fan[i] = vt8231_read_value(data, - VT8231_REG_FAN(i)); - data->fan_min[i] = vt8231_read_value(data, - VT8231_REG_FAN_MIN(i)); - } - low = vt8231_read_value(data, VT8231_REG_TEMP_LOW01); - low = (low >> 6) | ((low & 0x30) >> 2) - | (vt8231_read_value(data, VT8231_REG_TEMP_LOW25) << 4); - for (i = 0; i < 6; i++) { - if (ISTEMP(i, data->uch_config)) { - data->temp[i] = (vt8231_read_value(data, - regtemp[i]) << 2) - | ((low >> (2 * i)) & 0x03); - data->temp_max[i] = vt8231_read_value(data, - regtempmax[i]); - data->temp_min[i] = vt8231_read_value(data, - regtempmin[i]); - } - } - - i = vt8231_read_value(data, VT8231_REG_FANDIV); - data->fan_div[0] = (i >> 4) & 0x03; - data->fan_div[1] = i >> 6; - data->alarms = vt8231_read_value(data, VT8231_REG_ALARM1) | - (vt8231_read_value(data, VT8231_REG_ALARM2) << 8); - - /* Set alarm flags correctly */ - if (!data->fan[0] && data->fan_min[0]) - data->alarms |= 0x40; - else if (data->fan[0] && !data->fan_min[0]) - data->alarms &= ~0x40; - - if (!data->fan[1] && data->fan_min[1]) - data->alarms |= 0x80; - else if (data->fan[1] && !data->fan_min[1]) - data->alarms &= ~0x80; - - data->last_updated = jiffies; - data->valid = true; - } +static struct platform_driver vt8231_driver = { + .driver = { + .name = DRIVER_NAME, + }, + .probe = vt8231_probe, + .remove = vt8231_remove, +}; - mutex_unlock(&data->update_lock); +static const struct pci_device_id vt8231_pci_ids[] = { + { PCI_DEVICE(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8231_4) }, + { 0, } +}; - return data; -} +MODULE_DEVICE_TABLE(pci, vt8231_pci_ids); static int vt8231_device_add(unsigned short address) { @@ -1042,6 +1030,12 @@ exit: return -ENODEV; } +static struct pci_driver vt8231_pci_driver = { + .name = DRIVER_NAME, + .id_table = vt8231_pci_ids, + .probe = vt8231_pci_probe, +}; + static int __init sm_vt8231_init(void) { return pci_register_driver(&vt8231_pci_driver); |