drm/amd/pm: fix error flow in sensor fetching

[ Upstream commit a560085316 ]

Sensor fetching functions should return an signed int to
handle errors properly.

Reviewed-by: Srinivasan Shanmugam <srinivasan.shanmugam@amd.com>
Reported-by: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Alex Deucher 2023-08-18 12:21:32 -04:00 committed by Greg Kroah-Hartman
parent c3254bc09f
commit 51e4630ef0

View File

@ -1471,9 +1471,9 @@ static ssize_t amdgpu_set_pp_power_profile_mode(struct device *dev,
return -EINVAL;
}
static unsigned int amdgpu_hwmon_get_sensor_generic(struct amdgpu_device *adev,
enum amd_pp_sensors sensor,
void *query)
static int amdgpu_hwmon_get_sensor_generic(struct amdgpu_device *adev,
enum amd_pp_sensors sensor,
void *query)
{
int r, size = sizeof(uint32_t);
@ -2787,8 +2787,8 @@ static ssize_t amdgpu_hwmon_show_vddnb_label(struct device *dev,
return sysfs_emit(buf, "vddnb\n");
}
static unsigned int amdgpu_hwmon_get_power(struct device *dev,
enum amd_pp_sensors sensor)
static int amdgpu_hwmon_get_power(struct device *dev,
enum amd_pp_sensors sensor)
{
struct amdgpu_device *adev = dev_get_drvdata(dev);
unsigned int uw;
@ -2809,7 +2809,7 @@ static ssize_t amdgpu_hwmon_show_power_avg(struct device *dev,
struct device_attribute *attr,
char *buf)
{
unsigned int val;
int val;
val = amdgpu_hwmon_get_power(dev, AMDGPU_PP_SENSOR_GPU_AVG_POWER);
if (val < 0)
@ -2822,7 +2822,7 @@ static ssize_t amdgpu_hwmon_show_power_input(struct device *dev,
struct device_attribute *attr,
char *buf)
{
unsigned int val;
int val;
val = amdgpu_hwmon_get_power(dev, AMDGPU_PP_SENSOR_GPU_INPUT_POWER);
if (val < 0)