The patch titled
i5k_amb: provide labels for temperature sensors
has been added to the -mm tree. Its filename is
i5k_amb-provide-labels-for-temperature-sensors.patch
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The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: i5k_amb: provide labels for temperature sensors
From: "Darrick J. Wong" <djwong@xxxxxxxxxx>
Export the sensor -> channel/dimm mapping in tempX_label.
Signed-off-by: Darrick J. Wong <djwong@xxxxxxxxxx>
Cc: "Mark M. Hoffman" <mhoffman@xxxxxxxxxxxxx>
Cc: Jean Delvare <khali@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
drivers/hwmon/i5k_amb.c | 28 +++++++++++++++++++++++++++-
1 file changed, 27 insertions(+), 1 deletion(-)
diff -puN drivers/hwmon/i5k_amb.c~i5k_amb-provide-labels-for-temperature-sensors drivers/hwmon/i5k_amb.c
--- a/drivers/hwmon/i5k_amb.c~i5k_amb-provide-labels-for-temperature-sensors
+++ a/drivers/hwmon/i5k_amb.c
@@ -81,6 +81,8 @@ static unsigned long amb_reg_temp(unsign
#define MAX_AMBS_PER_CHANNEL 16
#define MAX_AMBS (MAX_MEM_CHANNELS * \
MAX_AMBS_PER_CHANNEL)
+#define CHANNEL_SHIFT 4
+#define DIMM_MASK 0xF
/*
* Ugly hack: For some reason the highest bit is set if there
* are _any_ DIMMs in the channel. Attempting to read from
@@ -89,7 +91,7 @@ static unsigned long amb_reg_temp(unsign
* might prevent us from seeing the 16th DIMM in the channel.
*/
#define REAL_MAX_AMBS_PER_CHANNEL 15
-#define KNOBS_PER_AMB 5
+#define KNOBS_PER_AMB 6
static unsigned long amb_num_from_reg(unsigned int byte_num, unsigned int bit)
{
@@ -238,6 +240,16 @@ static ssize_t show_amb_temp(struct devi
500 * amb_read_byte(data, amb_reg_temp(attr->index)));
}
+static ssize_t show_label(struct device *dev,
+ struct device_attribute *devattr,
+ char *buf)
+{
+ struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+
+ return sprintf(buf, "Ch. %d DIMM %d\n", attr->index >> CHANNEL_SHIFT,
+ attr->index & DIMM_MASK);
+}
+
static int __devinit i5k_amb_hwmon_init(struct platform_device *pdev)
{
int i, j, k, d = 0;
@@ -268,6 +280,20 @@ static int __devinit i5k_amb_hwmon_init(
continue;
d++;
+ /* sysfs label */
+ iattr = data->attrs + data->num_attrs;
+ snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
+ "temp%d_label", d);
+ iattr->s_attr.dev_attr.attr.name = iattr->name;
+ iattr->s_attr.dev_attr.attr.mode = S_IRUGO;
+ iattr->s_attr.dev_attr.show = show_label;
+ iattr->s_attr.index = k;
+ res = device_create_file(&pdev->dev,
+ &iattr->s_attr.dev_attr);
+ if (res)
+ goto exit_remove;
+ data->num_attrs++;
+
/* Temperature sysfs knob */
iattr = data->attrs + data->num_attrs;
snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
_
Patches currently in -mm which might be from djwong@xxxxxxxxxx are
linux-next.patch
i5k_amb-provide-labels-for-temperature-sensors.patch
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