Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ddca933bd554b4f81f27776f3cb9daa67cf241b1
Commit: ddca933bd554b4f81f27776f3cb9daa67cf241b1
Parent: a8b3485287731978899ced11f24628c927890e78
Author: Gong Jun <[EMAIL PROTECTED]>
AuthorDate: Thu Jan 18 22:14:23 2007 +0100
Committer: Jean Delvare <[EMAIL PROTECTED]>
CommitDate: Thu Jan 18 22:14:23 2007 +0100
hwmon/w83793: Remove the description of AMDSI and update the voltage formula
Fix the driver to match the information in datasheet 1.0. AMD
SI interface is marked as reserved, computing formula for 5VDD
and 5VSB is updated.
Signed-off-by: Gong Jun <[EMAIL PROTECTED]>
Signed-off-by: Rudolf Marek <[EMAIL PROTECTED]>
Signed-off-by: Jean Delvare <[EMAIL PROTECTED]>
---
drivers/hwmon/w83793.c | 17 ++++++++++++-----
1 files changed, 12 insertions(+), 5 deletions(-)
diff --git a/drivers/hwmon/w83793.c b/drivers/hwmon/w83793.c
index c12ac5a..99e603a 100644
--- a/drivers/hwmon/w83793.c
+++ b/drivers/hwmon/w83793.c
@@ -117,6 +117,7 @@ static const u16 W83793_REG_IN[][3] = {
/* Low Bits of Vcore A/B Vtt Read/High/Low */
static const u16 W83793_REG_IN_LOW_BITS[] = { 0x1b, 0x68, 0x69 };
static u8 scale_in[] = { 2, 2, 2, 16, 16, 16, 8, 24, 24, 16 };
+static u8 scale_in_add[] = { 0, 0, 0, 0, 0, 0, 0, 150, 150, 0 };
#define W83793_REG_FAN(index) (0x23 + 2 * (index)) /* High byte */
#define W83793_REG_FAN_MIN(index) (0x90 + 2 * (index)) /* High byte */
@@ -500,7 +501,7 @@ store_temp(struct device *dev, struct device_attribute
*attr,
each has 4 mode:(2 bits)
0: Stop monitor
1: Use internal temp sensor(default)
- 2: Use sensor in AMD CPU and get result by AMDSI
+ 2: Reserved
3: Use sensor in Intel CPU and get result by PECI
TR1-TR2
@@ -509,8 +510,8 @@ store_temp(struct device *dev, struct device_attribute
*attr,
1: To enable temp sensors monitor
*/
-/* 0 disable, 5 AMDSI, 6 PECI */
-static u8 TO_TEMP_MODE[] = { 0, 0, 5, 6 };
+/* 0 disable, 6 PECI */
+static u8 TO_TEMP_MODE[] = { 0, 0, 0, 6 };
static ssize_t
show_temp_mode(struct device *dev, struct device_attribute *attr, char *buf)
@@ -550,7 +551,7 @@ store_temp_mode(struct device *dev, struct device_attribute
*attr,
u8 val = simple_strtoul(buf, NULL, 10);
/* transform the sysfs interface values into table above */
- if ((val == 5 || val == 6) && (index < 4)) {
+ if ((val == 6) && (index < 4)) {
val -= 3;
} else if ((val == 3 && index < 4)
|| (val == 4 && index >= 4)
@@ -839,7 +840,9 @@ show_in(struct device *dev, struct device_attribute *attr,
char *buf)
val <<= 2;
val += (data->in_low_bits[nr] >> (index * 2)) & 0x3;
}
- return sprintf(buf, "%d\n", val * scale_in[index]);
+ /* voltage inputs 5VDD and 5VSB needs 150mV offset */
+ val = val * scale_in[index] + scale_in_add[index];
+ return sprintf(buf, "%d\n", val);
}
static ssize_t
@@ -859,6 +862,10 @@ store_in(struct device *dev, struct device_attribute *attr,
scale_in[index] / 2) / scale_in[index];
mutex_lock(&data->update_lock);
if (index > 2) {
+ /* fix the limit values of 5VDD and 5VSB to ALARM mechanism */
+ if (1 == nr || 2 == nr) {
+ val -= scale_in_add[index] / scale_in[index];
+ }
val = SENSORS_LIMIT(val, 0, 255);
} else {
val = SENSORS_LIMIT(val, 0, 0x3FF);
-
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