The error sysfs attribute returns the stored error state of the OCC and doesn't depend on the OCC poll response. Therefore, split the error attribute into it's own function to avoid failing out of the function if the poll response fails. Signed-off-by: Eddie James <eajames@xxxxxxxxxxxxx> --- drivers/hwmon/occ/sysfs.c | 19 +++++++++++++------ 1 file changed, 13 insertions(+), 6 deletions(-) diff --git a/drivers/hwmon/occ/sysfs.c b/drivers/hwmon/occ/sysfs.c index 1cb1e65..c73be07 100644 --- a/drivers/hwmon/occ/sysfs.c +++ b/drivers/hwmon/occ/sysfs.c @@ -63,9 +63,6 @@ static ssize_t occ_sysfs_show(struct device *dev, else val = 1; break; - case 8: - val = occ->error; - break; default: return -EINVAL; } @@ -73,6 +70,16 @@ static ssize_t occ_sysfs_show(struct device *dev, return snprintf(buf, PAGE_SIZE - 1, "%d\n", val); } +static ssize_t occ_error_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct occ *occ = dev_get_drvdata(dev); + + occ_update_response(occ); + + return snprintf(buf, PAGE_SIZE - 1, "%d\n", occ->error); +} + static SENSOR_DEVICE_ATTR(occ_master, 0444, occ_sysfs_show, NULL, 0); static SENSOR_DEVICE_ATTR(occ_active, 0444, occ_sysfs_show, NULL, 1); static SENSOR_DEVICE_ATTR(occ_dvfs_overtemp, 0444, occ_sysfs_show, NULL, 2); @@ -81,7 +88,7 @@ static SENSOR_DEVICE_ATTR(occ_mem_throttle, 0444, occ_sysfs_show, NULL, 4); static SENSOR_DEVICE_ATTR(occ_quick_pwr_drop, 0444, occ_sysfs_show, NULL, 5); static SENSOR_DEVICE_ATTR(occ_state, 0444, occ_sysfs_show, NULL, 6); static SENSOR_DEVICE_ATTR(occs_present, 0444, occ_sysfs_show, NULL, 7); -static SENSOR_DEVICE_ATTR(occ_error, 0444, occ_sysfs_show, NULL, 8); +static DEVICE_ATTR_RO(occ_error); static struct attribute *occ_attributes[] = { &sensor_dev_attr_occ_master.dev_attr.attr, @@ -92,7 +99,7 @@ static struct attribute *occ_attributes[] = { &sensor_dev_attr_occ_quick_pwr_drop.dev_attr.attr, &sensor_dev_attr_occ_state.dev_attr.attr, &sensor_dev_attr_occs_present.dev_attr.attr, - &sensor_dev_attr_occ_error.dev_attr.attr, + &dev_attr_occ_error.attr, NULL }; @@ -156,7 +163,7 @@ void occ_sysfs_poll_done(struct occ *occ) } if (occ->error && occ->error != occ->prev_error) { - name = sensor_dev_attr_occ_error.dev_attr.attr.name; + name = dev_attr_occ_error.attr.name; sysfs_notify(&occ->bus_dev->kobj, NULL, name); } -- 2.7.4