From 2b0e617af3e09e71e9564208678a558ec1e6163d Mon Sep 17 00:00:00 2001 From: Tian Tao Date: Wed, 24 Mar 2021 14:47:55 +0800 Subject: [PATCH] drm/radeon/radeon_pm: Convert sysfs sprintf/snprintf family to sysfs_emit Fix the following coccicheck warning: drivers/gpu//drm/radeon/radeon_pm.c:521:9-17: WARNING: use scnprintf or sprintf drivers/gpu//drm/radeon/radeon_pm.c:475:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/radeon/radeon_pm.c:418:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/radeon/radeon_pm.c:363:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/radeon/radeon_pm.c:734:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/radeon/radeon_pm.c:688:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/radeon/radeon_pm.c:704:8-16: WARNING: use scnprintf or sprintf drivers/gpu//drm/radeon/radeon_pm.c:755:8-16: WARNING: use scnprintf or sprintf Signed-off-by: Tian Tao Signed-off-by: Alex Deucher --- drivers/gpu/drm/radeon/radeon_pm.c | 36 ++++++++++++++---------------- 1 file changed, 17 insertions(+), 19 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c index b6737be9165c..0c1950f4e146 100644 --- a/drivers/gpu/drm/radeon/radeon_pm.c +++ b/drivers/gpu/drm/radeon/radeon_pm.c @@ -360,11 +360,10 @@ static ssize_t radeon_get_pm_profile(struct device *dev, struct radeon_device *rdev = ddev->dev_private; int cp = rdev->pm.profile; - return snprintf(buf, PAGE_SIZE, "%s\n", - (cp == PM_PROFILE_AUTO) ? "auto" : - (cp == PM_PROFILE_LOW) ? "low" : - (cp == PM_PROFILE_MID) ? "mid" : - (cp == PM_PROFILE_HIGH) ? "high" : "default"); + return sysfs_emit(buf, "%s\n", (cp == PM_PROFILE_AUTO) ? "auto" : + (cp == PM_PROFILE_LOW) ? "low" : + (cp == PM_PROFILE_MID) ? "mid" : + (cp == PM_PROFILE_HIGH) ? "high" : "default"); } static ssize_t radeon_set_pm_profile(struct device *dev, @@ -415,9 +414,8 @@ static ssize_t radeon_get_pm_method(struct device *dev, struct radeon_device *rdev = ddev->dev_private; int pm = rdev->pm.pm_method; - return snprintf(buf, PAGE_SIZE, "%s\n", - (pm == PM_METHOD_DYNPM) ? "dynpm" : - (pm == PM_METHOD_PROFILE) ? "profile" : "dpm"); + return sysfs_emit(buf, "%s\n", (pm == PM_METHOD_DYNPM) ? "dynpm" : + (pm == PM_METHOD_PROFILE) ? "profile" : "dpm"); } static ssize_t radeon_set_pm_method(struct device *dev, @@ -472,9 +470,9 @@ static ssize_t radeon_get_dpm_state(struct device *dev, struct radeon_device *rdev = ddev->dev_private; enum radeon_pm_state_type pm = rdev->pm.dpm.user_state; - return snprintf(buf, PAGE_SIZE, "%s\n", - (pm == POWER_STATE_TYPE_BATTERY) ? "battery" : - (pm == POWER_STATE_TYPE_BALANCED) ? "balanced" : "performance"); + return sysfs_emit(buf, "%s\n", + (pm == POWER_STATE_TYPE_BATTERY) ? "battery" : + (pm == POWER_STATE_TYPE_BALANCED) ? "balanced" : "performance"); } static ssize_t radeon_set_dpm_state(struct device *dev, @@ -518,11 +516,11 @@ static ssize_t radeon_get_dpm_forced_performance_level(struct device *dev, if ((rdev->flags & RADEON_IS_PX) && (ddev->switch_power_state != DRM_SWITCH_POWER_ON)) - return snprintf(buf, PAGE_SIZE, "off\n"); + return sysfs_emit(buf, "off\n"); - return snprintf(buf, PAGE_SIZE, "%s\n", - (level == RADEON_DPM_FORCED_LEVEL_AUTO) ? "auto" : - (level == RADEON_DPM_FORCED_LEVEL_LOW) ? "low" : "high"); + return sysfs_emit(buf, "%s\n", + (level == RADEON_DPM_FORCED_LEVEL_AUTO) ? "auto" : + (level == RADEON_DPM_FORCED_LEVEL_LOW) ? "low" : "high"); } static ssize_t radeon_set_dpm_forced_performance_level(struct device *dev, @@ -685,7 +683,7 @@ static ssize_t radeon_hwmon_show_temp(struct device *dev, else temp = 0; - return snprintf(buf, PAGE_SIZE, "%d\n", temp); + return sysfs_emit(buf, "%d\n", temp); } static ssize_t radeon_hwmon_show_temp_thresh(struct device *dev, @@ -701,7 +699,7 @@ static ssize_t radeon_hwmon_show_temp_thresh(struct device *dev, else temp = rdev->pm.dpm.thermal.max_temp; - return snprintf(buf, PAGE_SIZE, "%d\n", temp); + return sysfs_emit(buf, "%d\n", temp); } static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, radeon_hwmon_show_temp, NULL, 0); @@ -731,7 +729,7 @@ static ssize_t radeon_hwmon_show_sclk(struct device *dev, for hwmon */ sclk *= 10000; - return snprintf(buf, PAGE_SIZE, "%u\n", sclk); + return sysfs_emit(buf, "%u\n", sclk); } static SENSOR_DEVICE_ATTR(freq1_input, S_IRUGO, radeon_hwmon_show_sclk, NULL, @@ -752,7 +750,7 @@ static ssize_t radeon_hwmon_show_vddc(struct device *dev, if (rdev->asic->dpm.get_current_vddc) vddc = rdev->asic->dpm.get_current_vddc(rdev); - return snprintf(buf, PAGE_SIZE, "%u\n", vddc); + return sysfs_emit(buf, "%u\n", vddc); } static SENSOR_DEVICE_ATTR(in0_input, S_IRUGO, radeon_hwmon_show_vddc, NULL,