[PATCH] drm/radeon/radeon_pm: Convert sysfs sprintf/snprintf family to sysfs_emit
Alex Deucher
alexdeucher at gmail.com
Thu Mar 25 16:10:02 UTC 2021
On Wed, Mar 24, 2021 at 2:47 AM Tian Tao <tiantao6 at hisilicon.com> wrote:
>
> 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 <tiantao6 at hisilicon.com>
Applied. Thanks!
Alex
> ---
> 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 1995dad..dd56fcd 100644
> --- a/drivers/gpu/drm/radeon/radeon_pm.c
> +++ b/drivers/gpu/drm/radeon/radeon_pm.c
> @@ -361,11 +361,10 @@ 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,
> @@ -416,9 +415,8 @@ 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,
> @@ -473,9 +471,9 @@ 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,
> @@ -519,11 +517,11 @@ 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,
> @@ -686,7 +684,7 @@ 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,
> @@ -702,7 +700,7 @@ 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);
> @@ -732,7 +730,7 @@ 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,
> @@ -753,7 +751,7 @@ 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,
> --
> 2.7.4
>
> _______________________________________________
> dri-devel mailing list
> dri-devel at lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
More information about the amd-gfx
mailing list