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s390/cio/chp: Switch over to sysfs_emit()

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Per Documentation/filesystems/sysfs.rst, sysfs_emit() is preferred for
presenting attributes to user space in sysfs. Convert the left-over uses
in the cio/chp code.

Signed-off-by: Mete Durlu <meted@linux.ibm.com>
Tested-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Acked-by: Vineeth Vijayan <vneethv@linux.ibm.com>
Reviewed-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
This commit is contained in:
Mete Durlu 2024-10-23 14:11:02 +02:00 committed by Heiko Carstens
parent 0aa4daa700
commit 04b190911d
1 changed files with 9 additions and 9 deletions
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18
drivers/s390/cio/chp.c
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@ -230,7 +230,7 @@ static ssize_t chp_status_show(struct device *dev,
status = chp->state;
mutex_unlock(&chp->lock);
return status ? sprintf(buf, "online\n") : sprintf(buf, "offline\n");
return status ? sysfs_emit(buf, "online\n") : sysfs_emit(buf, "offline\n");
}
static ssize_t chp_status_write(struct device *dev,
@ -311,7 +311,7 @@ static ssize_t chp_type_show(struct device *dev, struct device_attribute *attr,
mutex_lock(&chp->lock);
type = chp->desc.desc;
mutex_unlock(&chp->lock);
return sprintf(buf, "%x\n", type);
return sysfs_emit(buf, "%x\n", type);
}
static DEVICE_ATTR(type, 0444, chp_type_show, NULL);
@ -324,8 +324,8 @@ static ssize_t chp_cmg_show(struct device *dev, struct device_attribute *attr,
if (!chp)
return 0;
if (chp->cmg == -1) /* channel measurements not available */
return sprintf(buf, "unknown\n");
return sprintf(buf, "%d\n", chp->cmg);
return sysfs_emit(buf, "unknown\n");
return sysfs_emit(buf, "%d\n", chp->cmg);
}
static DEVICE_ATTR(cmg, 0444, chp_cmg_show, NULL);
@ -338,8 +338,8 @@ static ssize_t chp_shared_show(struct device *dev,
if (!chp)
return 0;
if (chp->shared == -1) /* channel measurements not available */
return sprintf(buf, "unknown\n");
return sprintf(buf, "%x\n", chp->shared);
return sysfs_emit(buf, "unknown\n");
return sysfs_emit(buf, "%x\n", chp->shared);
}
static DEVICE_ATTR(shared, 0444, chp_shared_show, NULL);
@ -352,7 +352,7 @@ static ssize_t chp_chid_show(struct device *dev, struct device_attribute *attr,
mutex_lock(&chp->lock);
if (chp->desc_fmt1.flags & 0x10)
rc = sprintf(buf, "%04x\n", chp->desc_fmt1.chid);
rc = sysfs_emit(buf, "%04x\n", chp->desc_fmt1.chid);
else
rc = 0;
mutex_unlock(&chp->lock);
@ -369,7 +369,7 @@ static ssize_t chp_chid_external_show(struct device *dev,
mutex_lock(&chp->lock);
if (chp->desc_fmt1.flags & 0x10)
rc = sprintf(buf, "%x\n", chp->desc_fmt1.flags & 0x8 ? 1 : 0);
rc = sysfs_emit(buf, "%x\n", chp->desc_fmt1.flags & 0x8 ? 1 : 0);
else
rc = 0;
mutex_unlock(&chp->lock);
@ -385,7 +385,7 @@ static ssize_t chp_esc_show(struct device *dev,
ssize_t rc;
mutex_lock(&chp->lock);
rc = sprintf(buf, "%x\n", chp->desc_fmt1.esc);
rc = sysfs_emit(buf, "%x\n", chp->desc_fmt1.esc);
mutex_unlock(&chp->lock);
return rc;