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hwmon: (pc87360) Fix multi-line comments

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Cc: Jim Cromie <jim.cromie@gmail.com>
Acked-by: Jim Cromie <jim.cromie@gmail.com>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Guenter Roeck 2012-01-19 11:02:22 -08:00 • committed by Guenter Roeck
parent 07de3dfb15
commit 3af2861e8b
1 changed files with 46 additions and 27 deletions
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73
drivers/hwmon/pc87360.c
View file

@ -498,9 +498,11 @@ static struct sensor_device_attribute in_max[] = {
#define CHAN_ALM_MAX 0x04 /* max limit exceeded */ #define CHAN_ALM_MAX 0x04 /* max limit exceeded */
#define TEMP_ALM_CRIT 0x08 /* temp crit exceeded (temp only) */ #define TEMP_ALM_CRIT 0x08 /* temp crit exceeded (temp only) */
/* show_in_min/max_alarm() reads data from the per-channel status /*
register (sec 11.5.12), not the vin event status registers (sec * show_in_min/max_alarm() reads data from the per-channel status
11.5.2) that (legacy) show_in_alarm() resds (via data->in_alarms) */ * register (sec 11.5.12), not the vin event status registers (sec
* 11.5.2) that (legacy) show_in_alarm() resds (via data->in_alarms)
*/
static ssize_t show_in_min_alarm(struct device *dev, static ssize_t show_in_min_alarm(struct device *dev,
struct device_attribute *devattr, char *buf) struct device_attribute *devattr, char *buf)
@ -679,9 +681,10 @@ static ssize_t set_therm_crit(struct device *dev, struct device_attribute *devat
return count; return count;
} }
/* the +11 term below reflects the fact that VLM units 11,12,13 are /*
used in the chip to measure voltage across the thermistors * the +11 term below reflects the fact that VLM units 11,12,13 are
*/ * used in the chip to measure voltage across the thermistors
*/
static struct sensor_device_attribute therm_input[] = { static struct sensor_device_attribute therm_input[] = {
SENSOR_ATTR(temp4_input, S_IRUGO, show_therm_input, NULL, 0+11), SENSOR_ATTR(temp4_input, S_IRUGO, show_therm_input, NULL, 0+11),
SENSOR_ATTR(temp5_input, S_IRUGO, show_therm_input, NULL, 1+11), SENSOR_ATTR(temp5_input, S_IRUGO, show_therm_input, NULL, 1+11),
@ -717,8 +720,10 @@ static struct sensor_device_attribute therm_crit[] = {
show_therm_crit, set_therm_crit, 2+11), show_therm_crit, set_therm_crit, 2+11),
}; };
/* show_therm_min/max_alarm() reads data from the per-channel voltage /*
status register (sec 11.5.12) */ * show_therm_min/max_alarm() reads data from the per-channel voltage
* status register (sec 11.5.12)
*/
static ssize_t show_therm_min_alarm(struct device *dev, static ssize_t show_therm_min_alarm(struct device *dev,
struct device_attribute *devattr, char *buf) struct device_attribute *devattr, char *buf)
@ -905,9 +910,11 @@ static ssize_t show_temp_alarms(struct device *dev, struct device_attribute *att
} }
static DEVICE_ATTR(alarms_temp, S_IRUGO, show_temp_alarms, NULL); static DEVICE_ATTR(alarms_temp, S_IRUGO, show_temp_alarms, NULL);
/* show_temp_min/max_alarm() reads data from the per-channel status /*
register (sec 12.3.7), not the temp event status registers (sec * show_temp_min/max_alarm() reads data from the per-channel status
12.3.2) that show_temp_alarm() reads (via data->temp_alarms) */ * register (sec 12.3.7), not the temp event status registers (sec
* 12.3.2) that show_temp_alarm() reads (via data->temp_alarms)
*/
static ssize_t show_temp_min_alarm(struct device *dev, static ssize_t show_temp_min_alarm(struct device *dev,
struct device_attribute *devattr, char *buf) struct device_attribute *devattr, char *buf)
@ -1063,9 +1070,11 @@ static int __init pc87360_find(int sioaddr, u8 *devid, unsigned short *addresses
} else if (i==1) { /* Voltages */ } else if (i==1) { /* Voltages */
/* Are we using thermistors? */ /* Are we using thermistors? */
if (*devid == 0xE9) { /* PC87366 */ if (*devid == 0xE9) { /* PC87366 */
/* These registers are not logical-device /*
specific, just that we won't need them if * These registers are not logical-device
we don't use the VLM device */ * specific, just that we won't need them if
* we don't use the VLM device
*/
confreg[2] = superio_inb(sioaddr, 0x2B); confreg[2] = superio_inb(sioaddr, 0x2B);
confreg[3] = superio_inb(sioaddr, 0x25); confreg[3] = superio_inb(sioaddr, 0x25);
@ -1147,9 +1156,11 @@ static int __devinit pc87360_probe(struct platform_device *pdev)
if (data->fannr) if (data->fannr)
data->fan_conf = confreg[0] | (confreg[1] << 8); data->fan_conf = confreg[0] | (confreg[1] << 8);
/* Use the correct reference voltage /*
Unless both the VLM and the TMS logical devices agree to * Use the correct reference voltage
use an external Vref, the internal one is used. */ * Unless both the VLM and the TMS logical devices agree to
* use an external Vref, the internal one is used.
*/
if (data->innr) { if (data->innr) {
i = pc87360_read_value(data, LD_IN, NO_BANK, i = pc87360_read_value(data, LD_IN, NO_BANK,
PC87365_REG_IN_CONFIG); PC87365_REG_IN_CONFIG);
@ -1287,8 +1298,10 @@ static int __devexit pc87360_remove(struct platform_device *pdev)
return 0; return 0;
} }
/* ldi is the logical device index /*
bank is for voltages and temperatures only */ * ldi is the logical device index
* bank is for voltages and temperatures only
*/
static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank, static int pc87360_read_value(struct pc87360_data *data, u8 ldi, u8 bank,
u8 reg) u8 reg)
{ {
@ -1359,8 +1372,10 @@ static void pc87360_init_device(struct platform_device *pdev,
} }
} }
/* We can't blindly trust the Super-I/O space configuration bit, /*
most BIOS won't set it properly */ * We can't blindly trust the Super-I/O space configuration bit,
* most BIOS won't set it properly
*/
dev_dbg(&pdev->dev, "bios thermistors:%d\n", use_thermistors); dev_dbg(&pdev->dev, "bios thermistors:%d\n", use_thermistors);
for (i = 11; i < data->innr; i++) { for (i = 11; i < data->innr; i++) {
reg = pc87360_read_value(data, LD_IN, i, reg = pc87360_read_value(data, LD_IN, i,
@ -1391,8 +1406,10 @@ static void pc87360_init_device(struct platform_device *pdev,
if (use_thermistors) { if (use_thermistors) {
for (i = 11; i < data->innr; i++) { for (i = 11; i < data->innr; i++) {
if (init >= init_in[i]) { if (init >= init_in[i]) {
/* The pin may already be used by thermal /*
diodes */ * The pin may already be used by thermal
* diodes
*/
reg = pc87360_read_value(data, LD_TEMP, reg = pc87360_read_value(data, LD_TEMP,
(i-11)/2, PC87365_REG_TEMP_STATUS); (i-11)/2, PC87365_REG_TEMP_STATUS);
if (reg & CHAN_ENA) { if (reg & CHAN_ENA) {
@ -1444,10 +1461,12 @@ static void pc87360_init_device(struct platform_device *pdev,
if (init >= 2) { if (init >= 2) {
/* Chip config as documented by National Semi. */ /* Chip config as documented by National Semi. */
pc87360_write_value(data, LD_TEMP, 0xF, 0xA, 0x08); pc87360_write_value(data, LD_TEMP, 0xF, 0xA, 0x08);
/* We voluntarily omit the bank here, in case the /*
sequence itself matters. It shouldn't be a problem, * We voluntarily omit the bank here, in case the
since nobody else is supposed to access the * sequence itself matters. It shouldn't be a problem,
device at that point. */ * since nobody else is supposed to access the
* device at that point.
*/
pc87360_write_value(data, LD_TEMP, NO_BANK, 0xB, 0x04); pc87360_write_value(data, LD_TEMP, NO_BANK, 0xB, 0x04);
pc87360_write_value(data, LD_TEMP, NO_BANK, 0xC, 0x35); pc87360_write_value(data, LD_TEMP, NO_BANK, 0xC, 0x35);
pc87360_write_value(data, LD_TEMP, NO_BANK, 0xD, 0x05); pc87360_write_value(data, LD_TEMP, NO_BANK, 0xD, 0x05);