From: Xuezhi Zhang <zhangxuezhi1@xxxxxxxxxx>
Fix the following coccicheck warning:
drivers/gpu/drm/i915//i915_sysfs.c:266:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:285:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:276:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:335:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:390:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:465:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:107:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:75:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:83:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:91:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:99:8-16:
WARNING: use scnprintf or sprintf
drivers/gpu/drm/i915//i915_sysfs.c:326:8-16:
WARNING: use scnprintf or sprintf
Signed-off-by: Xuezhi Zhang <zhangxuezhi1@xxxxxxxxxx>
---
drivers/gpu/drm/i915/i915_sysfs.c | 30 ++++++++++++------------------
1 file changed, 12 insertions(+), 18 deletions(-)
diff --git a/drivers/gpu/drm/i915/i915_sysfs.c b/drivers/gpu/drm/i915/i915_sysfs.c
index 45d32ef42787..4c6b5d52b5ca 100644
--- a/drivers/gpu/drm/i915/i915_sysfs.c
+++ b/drivers/gpu/drm/i915/i915_sysfs.c
@@ -72,7 +72,7 @@ show_rc6_mask(struct device *kdev, struct device_attribute *attr, char *buf)
if (HAS_RC6pp(dev_priv))
mask |= BIT(2);
- return snprintf(buf, PAGE_SIZE, "%x\n", mask);
+ return sysfs_emit(buf, "%x\n", mask);
}
static ssize_t
@@ -80,7 +80,7 @@ show_rc6_ms(struct device *kdev, struct device_attribute *attr, char *buf)
{
struct drm_i915_private *dev_priv = kdev_minor_to_i915(kdev);
u32 rc6_residency = calc_residency(dev_priv, GEN6_GT_GFX_RC6);
- return snprintf(buf, PAGE_SIZE, "%u\n", rc6_residency);
+ return sysfs_emit(buf, "%u\n", rc6_residency);
}
static ssize_t
@@ -88,7 +88,7 @@ show_rc6p_ms(struct device *kdev, struct device_attribute *attr, char *buf)
{
struct drm_i915_private *dev_priv = kdev_minor_to_i915(kdev);
u32 rc6p_residency = calc_residency(dev_priv, GEN6_GT_GFX_RC6p);
- return snprintf(buf, PAGE_SIZE, "%u\n", rc6p_residency);
+ return sysfs_emit(buf, "%u\n", rc6p_residency);
}
static ssize_t
@@ -96,7 +96,7 @@ show_rc6pp_ms(struct device *kdev, struct device_attribute *attr, char *buf)
{
struct drm_i915_private *dev_priv = kdev_minor_to_i915(kdev);
u32 rc6pp_residency = calc_residency(dev_priv, GEN6_GT_GFX_RC6pp);
- return snprintf(buf, PAGE_SIZE, "%u\n", rc6pp_residency);
+ return sysfs_emit(buf, "%u\n", rc6pp_residency);
}
static ssize_t
@@ -104,7 +104,7 @@ show_media_rc6_ms(struct device *kdev, struct device_attribute *attr, char *buf)
{
struct drm_i915_private *dev_priv = kdev_minor_to_i915(kdev);
u32 rc6_residency = calc_residency(dev_priv, VLV_GT_MEDIA_RC6);
- return snprintf(buf, PAGE_SIZE, "%u\n", rc6_residency);
+ return sysfs_emit(buf, "%u\n", rc6_residency);
}
static DEVICE_ATTR(rc6_enable, S_IRUGO, show_rc6_mask, NULL);
@@ -263,8 +263,7 @@ static ssize_t gt_act_freq_mhz_show(struct device *kdev,
struct drm_i915_private *i915 = kdev_minor_to_i915(kdev);
struct intel_rps *rps = &i915->gt.rps;
- return snprintf(buf, PAGE_SIZE, "%d\n",
- intel_rps_read_actual_frequency(rps));
+ return sysfs_emit(buf, "%d\n", intel_rps_read_actual_frequency(rps));
}
static ssize_t gt_cur_freq_mhz_show(struct device *kdev,
@@ -273,8 +272,7 @@ static ssize_t gt_cur_freq_mhz_show(struct device *kdev,
struct drm_i915_private *i915 = kdev_minor_to_i915(kdev);
struct intel_rps *rps = &i915->gt.rps;
- return snprintf(buf, PAGE_SIZE, "%d\n",
- intel_gpu_freq(rps, rps->cur_freq));
+ return sysfs_emit(buf, "%d\n", intel_gpu_freq(rps, rps->cur_freq));
}
static ssize_t gt_boost_freq_mhz_show(struct device *kdev, struct device_attribute *attr, char *buf)
@@ -282,8 +280,7 @@ static ssize_t gt_boost_freq_mhz_show(struct device *kdev, struct device_attribu
struct drm_i915_private *i915 = kdev_minor_to_i915(kdev);
struct intel_rps *rps = &i915->gt.rps;
- return snprintf(buf, PAGE_SIZE, "%d\n",
- intel_gpu_freq(rps, rps->boost_freq));
+ return sysfs_emit(buf, "%d\n", intel_gpu_freq(rps, rps->boost_freq));
}
static ssize_t gt_boost_freq_mhz_store(struct device *kdev,
@@ -323,8 +320,7 @@ static ssize_t vlv_rpe_freq_mhz_show(struct device *kdev,
struct drm_i915_private *dev_priv = kdev_minor_to_i915(kdev);
struct intel_rps *rps = &dev_priv->gt.rps;
- return snprintf(buf, PAGE_SIZE, "%d\n",
- intel_gpu_freq(rps, rps->efficient_freq));
+ return sysfs_emit(buf, "%d\n", intel_gpu_freq(rps, rps->efficient_freq));
}
static ssize_t gt_max_freq_mhz_show(struct device *kdev, struct device_attribute *attr, char *buf)
@@ -332,8 +328,7 @@ static ssize_t gt_max_freq_mhz_show(struct device *kdev, struct device_attribute
struct drm_i915_private *dev_priv = kdev_minor_to_i915(kdev);
struct intel_rps *rps = &dev_priv->gt.rps;
- return snprintf(buf, PAGE_SIZE, "%d\n",
- intel_gpu_freq(rps, rps->max_freq_softlimit));
+ return sysfs_emit(buf, "%d\n", intel_gpu_freq(rps, rps->max_freq_softlimit));
}
static ssize_t gt_max_freq_mhz_store(struct device *kdev,
@@ -387,8 +382,7 @@ static ssize_t gt_min_freq_mhz_show(struct device *kdev, struct device_attribute
struct drm_i915_private *dev_priv = kdev_minor_to_i915(kdev);
struct intel_rps *rps = &dev_priv->gt.rps;
- return snprintf(buf, PAGE_SIZE, "%d\n",
- intel_gpu_freq(rps, rps->min_freq_softlimit));
+ return sysfs_emit(buf, "%d\n", intel_gpu_freq(rps, rps->min_freq_softlimit));
}
static ssize_t gt_min_freq_mhz_store(struct device *kdev,
@@ -462,7 +456,7 @@ static ssize_t gt_rp_mhz_show(struct device *kdev, struct device_attribute *attr
else
BUG();
- return snprintf(buf, PAGE_SIZE, "%d\n", val);
+ return sysfs_emit(buf, "%d\n", val);
}
static const struct attribute * const gen6_attrs[] = {
--
2.25.1
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