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yaml
---
r: 73628
b: refs/heads/master
c: df48ed8
h: refs/heads/master
v: v3
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Jim Cromie authored and Mark M. Hoffman committed Nov 8, 2007
1 parent 2f384ce commit 66059f1
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Showing 2 changed files with 43 additions and 85 deletions.
2 changes: 1 addition & 1 deletion [refs]
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Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 38fb56a223be9ec860e69e723d32c95fd70ad0b8
refs/heads/master: df48ed804f44a040e990976b537efc1e133c74d8
126 changes: 42 additions & 84 deletions trunk/drivers/hwmon/w83627hf.c
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Original file line number Diff line number Diff line change
Expand Up @@ -173,17 +173,12 @@ superio_exit(void)
#define W83781D_REG_FAN_MIN(nr) (0x3a + (nr))
#define W83781D_REG_FAN(nr) (0x27 + (nr))

#define W83781D_REG_TEMP2_CONFIG 0x152
#define W83781D_REG_TEMP3_CONFIG 0x252
#define W83781D_REG_TEMP(nr) ((nr == 3) ? (0x0250) : \
((nr == 2) ? (0x0150) : \
(0x27)))
#define W83781D_REG_TEMP_HYST(nr) ((nr == 3) ? (0x253) : \
((nr == 2) ? (0x153) : \
(0x3A)))
#define W83781D_REG_TEMP_OVER(nr) ((nr == 3) ? (0x255) : \
((nr == 2) ? (0x155) : \
(0x39)))
#define W83627HF_REG_TEMP2_CONFIG 0x152
#define W83627HF_REG_TEMP3_CONFIG 0x252
/* these are zero-based, unlike config constants above */
static const u16 w83627hf_reg_temp[] = { 0x27, 0x150, 0x250 };
static const u16 w83627hf_reg_temp_hyst[] = { 0x3A, 0x153, 0x253 };
static const u16 w83627hf_reg_temp_over[] = { 0x39, 0x155, 0x255 };

#define W83781D_REG_BANK 0x4E

Expand Down Expand Up @@ -360,12 +355,9 @@ struct w83627hf_data {
u8 in_min[9]; /* Register value */
u8 fan[3]; /* Register value */
u8 fan_min[3]; /* Register value */
u8 temp;
u8 temp_max; /* Register value */
u8 temp_max_hyst; /* Register value */
u16 temp_add[2]; /* Register value */
u16 temp_max_add[2]; /* Register value */
u16 temp_max_hyst_add[2]; /* Register value */
u16 temp[3]; /* Register value */
u16 temp_max[3]; /* Register value */
u16 temp_max_hyst[3]; /* Register value */
u8 fan_div[3]; /* Register encoding, shifted right */
u8 vid; /* Register encoding, combined */
u32 alarms; /* Register encoding, combined */
Expand Down Expand Up @@ -611,12 +603,10 @@ show_temp(struct device *dev, struct device_attribute *devattr, char *buf)
{
int nr = to_sensor_dev_attr(devattr)->index;
struct w83627hf_data *data = w83627hf_update_device(dev);
if (nr >= 2) { /* TEMP2 and TEMP3 */
return sprintf(buf, "%ld\n",
(long)LM75_TEMP_FROM_REG(data->temp_add[nr-2]));
} else { /* TEMP1 */
return sprintf(buf, "%ld\n", (long)TEMP_FROM_REG(data->temp));
}

u16 tmp = data->temp[nr];
return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp)
: (long) TEMP_FROM_REG(tmp));
}

static ssize_t
Expand All @@ -625,13 +615,10 @@ show_temp_max(struct device *dev, struct device_attribute *devattr,
{
int nr = to_sensor_dev_attr(devattr)->index;
struct w83627hf_data *data = w83627hf_update_device(dev);
if (nr >= 2) { /* TEMP2 and TEMP3 */
return sprintf(buf, "%ld\n",
(long)LM75_TEMP_FROM_REG(data->temp_max_add[nr-2]));
} else { /* TEMP1 */
return sprintf(buf, "%ld\n",
(long)TEMP_FROM_REG(data->temp_max));
}

u16 tmp = data->temp_max[nr];
return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp)
: (long) TEMP_FROM_REG(tmp));
}

static ssize_t
Expand All @@ -640,13 +627,10 @@ show_temp_max_hyst(struct device *dev, struct device_attribute *devattr,
{
int nr = to_sensor_dev_attr(devattr)->index;
struct w83627hf_data *data = w83627hf_update_device(dev);
if (nr >= 2) { /* TEMP2 and TEMP3 */
return sprintf(buf, "%ld\n",
(long)LM75_TEMP_FROM_REG(data->temp_max_hyst_add[nr-2]));
} else { /* TEMP1 */
return sprintf(buf, "%ld\n",
(long)TEMP_FROM_REG(data->temp_max_hyst));
}

u16 tmp = data->temp_max_hyst[nr];
return sprintf(buf, "%ld\n", (nr) ? (long) LM75_TEMP_FROM_REG(tmp)
: (long) TEMP_FROM_REG(tmp));
}

static ssize_t
Expand All @@ -656,18 +640,11 @@ store_temp_max(struct device *dev, struct device_attribute *devattr,
int nr = to_sensor_dev_attr(devattr)->index;
struct w83627hf_data *data = dev_get_drvdata(dev);
long val = simple_strtol(buf, NULL, 10);
u16 tmp = (nr) ? LM75_TEMP_TO_REG(val) : TEMP_TO_REG(val);

mutex_lock(&data->update_lock);

if (nr >= 2) { /* TEMP2 and TEMP3 */
data->temp_max_add[nr-2] = LM75_TEMP_TO_REG(val);
w83627hf_write_value(data, W83781D_REG_TEMP_OVER(nr),
data->temp_max_add[nr-2]);
} else { /* TEMP1 */
data->temp_max = TEMP_TO_REG(val);
w83627hf_write_value(data, W83781D_REG_TEMP_OVER(nr),
data->temp_max);
}
data->temp_max[nr] = tmp;
w83627hf_write_value(data, w83627hf_reg_temp_over[nr], tmp);
mutex_unlock(&data->update_lock);
return count;
}
Expand All @@ -679,29 +656,22 @@ store_temp_max_hyst(struct device *dev, struct device_attribute *devattr,
int nr = to_sensor_dev_attr(devattr)->index;
struct w83627hf_data *data = dev_get_drvdata(dev);
long val = simple_strtol(buf, NULL, 10);
u16 tmp = (nr) ? LM75_TEMP_TO_REG(val) : TEMP_TO_REG(val);

mutex_lock(&data->update_lock);

if (nr >= 2) { /* TEMP2 and TEMP3 */
data->temp_max_hyst_add[nr-2] = LM75_TEMP_TO_REG(val);
w83627hf_write_value(data, W83781D_REG_TEMP_HYST(nr),
data->temp_max_hyst_add[nr-2]);
} else { /* TEMP1 */
data->temp_max_hyst = TEMP_TO_REG(val);
w83627hf_write_value(data, W83781D_REG_TEMP_HYST(nr),
data->temp_max_hyst);
}
data->temp_max_hyst[nr] = tmp;
w83627hf_write_value(data, w83627hf_reg_temp_hyst[nr], tmp);
mutex_unlock(&data->update_lock);
return count;
}

#define sysfs_temp_decl(offset) \
static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO, \
show_temp, NULL, offset); \
show_temp, NULL, offset - 1); \
static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO|S_IWUSR, \
show_temp_max, store_temp_max, offset); \
show_temp_max, store_temp_max, offset - 1); \
static SENSOR_DEVICE_ATTR(temp##offset##_max_hyst, S_IRUGO|S_IWUSR, \
show_temp_max_hyst, store_temp_max_hyst, offset);
show_temp_max_hyst, store_temp_max_hyst, offset - 1);

sysfs_temp_decl(1);
sysfs_temp_decl(2);
Expand Down Expand Up @@ -1514,23 +1484,23 @@ static void __devinit w83627hf_init_device(struct platform_device *pdev)

if(init) {
/* Enable temp2 */
tmp = w83627hf_read_value(data, W83781D_REG_TEMP2_CONFIG);
tmp = w83627hf_read_value(data, W83627HF_REG_TEMP2_CONFIG);
if (tmp & 0x01) {
dev_warn(&pdev->dev, "Enabling temp2, readings "
"might not make sense\n");
w83627hf_write_value(data, W83781D_REG_TEMP2_CONFIG,
w83627hf_write_value(data, W83627HF_REG_TEMP2_CONFIG,
tmp & 0xfe);
}

/* Enable temp3 */
if (type != w83697hf) {
tmp = w83627hf_read_value(data,
W83781D_REG_TEMP3_CONFIG);
W83627HF_REG_TEMP3_CONFIG);
if (tmp & 0x01) {
dev_warn(&pdev->dev, "Enabling temp3, "
"readings might not make sense\n");
w83627hf_write_value(data,
W83781D_REG_TEMP3_CONFIG, tmp & 0xfe);
W83627HF_REG_TEMP3_CONFIG, tmp & 0xfe);
}
}
}
Expand Down Expand Up @@ -1563,7 +1533,7 @@ static void w83627hf_update_fan_div(struct w83627hf_data *data)
static struct w83627hf_data *w83627hf_update_device(struct device *dev)
{
struct w83627hf_data *data = dev_get_drvdata(dev);
int i;
int i, num_temps = (data->type == w83697hf) ? 2 : 3;

mutex_lock(&data->update_lock);

Expand Down Expand Up @@ -1616,25 +1586,13 @@ static struct w83627hf_data *w83627hf_update_device(struct device *dev)
break;
}
}

data->temp = w83627hf_read_value(data, W83781D_REG_TEMP(1));
data->temp_max =
w83627hf_read_value(data, W83781D_REG_TEMP_OVER(1));
data->temp_max_hyst =
w83627hf_read_value(data, W83781D_REG_TEMP_HYST(1));
data->temp_add[0] =
w83627hf_read_value(data, W83781D_REG_TEMP(2));
data->temp_max_add[0] =
w83627hf_read_value(data, W83781D_REG_TEMP_OVER(2));
data->temp_max_hyst_add[0] =
w83627hf_read_value(data, W83781D_REG_TEMP_HYST(2));
if (data->type != w83697hf) {
data->temp_add[1] =
w83627hf_read_value(data, W83781D_REG_TEMP(3));
data->temp_max_add[1] =
w83627hf_read_value(data, W83781D_REG_TEMP_OVER(3));
data->temp_max_hyst_add[1] =
w83627hf_read_value(data, W83781D_REG_TEMP_HYST(3));
for (i = 0; i < num_temps; i++) {
data->temp[i] = w83627hf_read_value(
data, w83627hf_reg_temp[i]);
data->temp_max[i] = w83627hf_read_value(
data, w83627hf_reg_temp_over[i]);
data->temp_max_hyst[i] = w83627hf_read_value(
data, w83627hf_reg_temp_hyst[i]);
}

w83627hf_update_fan_div(data);
Expand Down

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