Skip to content

L
linux
Commit 9271dfd9 authored by Alex Deucher's avatar Alex Deucher
Browse files
Options

drm/amdgpu/pm: return an error during GPU reset or suspend (v2) 

Return an error for sysfs and debugfs power interfaces during
gpu reset and suspend.  Prevents access to the hw while it may
be in an unusable state.

v2: squash in fix to drop suspend check
Acked-by: default avatarNirmoy Das <nirmoy.das@amd.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
parent 9ca1f474
Hide whitespace changes
Inline Side-by-side
Showing with 171 additions and 0 deletions
drivers/gpu/drm/amd/amdgpu/amdgpu_pm.c
View file @ 9271dfd9
...@@ -163,6 +163,9 @@ static ssize_t amdgpu_get_power_dpm_state(struct device *dev, ...@@ -163,6 +163,9 @@ static ssize_t amdgpu_get_power_dpm_state(struct device *dev,
enum amd_pm_state_type pm; enum amd_pm_state_type pm;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -196,6 +199,9 @@ static ssize_t amdgpu_set_power_dpm_state(struct device *dev, ...@@ -196,6 +199,9 @@ static ssize_t amdgpu_set_power_dpm_state(struct device *dev,
enum amd_pm_state_type state; enum amd_pm_state_type state;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
if (strncmp("battery", buf, strlen("battery")) == 0) if (strncmp("battery", buf, strlen("battery")) == 0)
state = POWER_STATE_TYPE_BATTERY; state = POWER_STATE_TYPE_BATTERY;
else if (strncmp("balanced", buf, strlen("balanced")) == 0) else if (strncmp("balanced", buf, strlen("balanced")) == 0)
...@@ -297,6 +303,9 @@ static ssize_t amdgpu_get_power_dpm_force_performance_level(struct device *dev, ...@@ -297,6 +303,9 @@ static ssize_t amdgpu_get_power_dpm_force_performance_level(struct device *dev,
enum amd_dpm_forced_level level = 0xff; enum amd_dpm_forced_level level = 0xff;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -334,6 +343,9 @@ static ssize_t amdgpu_set_power_dpm_force_performance_level(struct device *dev, ...@@ -334,6 +343,9 @@ static ssize_t amdgpu_set_power_dpm_force_performance_level(struct device *dev,
enum amd_dpm_forced_level current_level = 0xff; enum amd_dpm_forced_level current_level = 0xff;
int ret = 0; int ret = 0;
if (adev->in_gpu_reset)
return -EPERM;
if (strncmp("low", buf, strlen("low")) == 0) { if (strncmp("low", buf, strlen("low")) == 0) {
level = AMD_DPM_FORCED_LEVEL_LOW; level = AMD_DPM_FORCED_LEVEL_LOW;
} else if (strncmp("high", buf, strlen("high")) == 0) { } else if (strncmp("high", buf, strlen("high")) == 0) {
...@@ -433,6 +445,9 @@ static ssize_t amdgpu_get_pp_num_states(struct device *dev, ...@@ -433,6 +445,9 @@ static ssize_t amdgpu_get_pp_num_states(struct device *dev,
struct pp_states_info data; struct pp_states_info data;
int i, buf_len, ret; int i, buf_len, ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -472,6 +487,9 @@ static ssize_t amdgpu_get_pp_cur_state(struct device *dev, ...@@ -472,6 +487,9 @@ static ssize_t amdgpu_get_pp_cur_state(struct device *dev,
enum amd_pm_state_type pm = 0; enum amd_pm_state_type pm = 0;
int i = 0, ret = 0; int i = 0, ret = 0;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -508,6 +526,9 @@ static ssize_t amdgpu_get_pp_force_state(struct device *dev, ...@@ -508,6 +526,9 @@ static ssize_t amdgpu_get_pp_force_state(struct device *dev,
struct drm_device *ddev = dev_get_drvdata(dev); struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = ddev->dev_private; struct amdgpu_device *adev = ddev->dev_private;
if (adev->in_gpu_reset)
return -EPERM;
if (adev->pp_force_state_enabled) if (adev->pp_force_state_enabled)
return amdgpu_get_pp_cur_state(dev, attr, buf); return amdgpu_get_pp_cur_state(dev, attr, buf);
else else
...@@ -525,6 +546,9 @@ static ssize_t amdgpu_set_pp_force_state(struct device *dev, ...@@ -525,6 +546,9 @@ static ssize_t amdgpu_set_pp_force_state(struct device *dev,
unsigned long idx; unsigned long idx;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
if (strlen(buf) == 1) if (strlen(buf) == 1)
adev->pp_force_state_enabled = false; adev->pp_force_state_enabled = false;
else if (is_support_sw_smu(adev)) else if (is_support_sw_smu(adev))
...@@ -580,6 +604,9 @@ static ssize_t amdgpu_get_pp_table(struct device *dev, ...@@ -580,6 +604,9 @@ static ssize_t amdgpu_get_pp_table(struct device *dev,
char *table = NULL; char *table = NULL;
int size, ret; int size, ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -619,6 +646,9 @@ static ssize_t amdgpu_set_pp_table(struct device *dev, ...@@ -619,6 +646,9 @@ static ssize_t amdgpu_set_pp_table(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private; struct amdgpu_device *adev = ddev->dev_private;
int ret = 0; int ret = 0;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -721,6 +751,9 @@ static ssize_t amdgpu_set_pp_od_clk_voltage(struct device *dev, ...@@ -721,6 +751,9 @@ static ssize_t amdgpu_set_pp_od_clk_voltage(struct device *dev,
const char delimiter[3] = {' ', '\n', '\0'}; const char delimiter[3] = {' ', '\n', '\0'};
uint32_t type; uint32_t type;
if (adev->in_gpu_reset)
return -EPERM;
if (count > 127) if (count > 127)
return -EINVAL; return -EINVAL;
...@@ -810,6 +843,9 @@ static ssize_t amdgpu_get_pp_od_clk_voltage(struct device *dev, ...@@ -810,6 +843,9 @@ static ssize_t amdgpu_get_pp_od_clk_voltage(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -859,6 +895,9 @@ static ssize_t amdgpu_set_pp_features(struct device *dev, ...@@ -859,6 +895,9 @@ static ssize_t amdgpu_set_pp_features(struct device *dev,
uint64_t featuremask; uint64_t featuremask;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = kstrtou64(buf, 0, &featuremask); ret = kstrtou64(buf, 0, &featuremask);
if (ret) if (ret)
return -EINVAL; return -EINVAL;
...@@ -899,6 +938,9 @@ static ssize_t amdgpu_get_pp_features(struct device *dev, ...@@ -899,6 +938,9 @@ static ssize_t amdgpu_get_pp_features(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -955,6 +997,9 @@ static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev, ...@@ -955,6 +997,9 @@ static ssize_t amdgpu_get_pp_dpm_sclk(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1018,6 +1063,9 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev, ...@@ -1018,6 +1063,9 @@ static ssize_t amdgpu_set_pp_dpm_sclk(struct device *dev,
int ret; int ret;
uint32_t mask = 0; uint32_t mask = 0;
if (adev->in_gpu_reset)
return -EPERM;
ret = amdgpu_read_mask(buf, count, &mask); ret = amdgpu_read_mask(buf, count, &mask);
if (ret) if (ret)
return ret; return ret;
...@@ -1049,6 +1097,9 @@ static ssize_t amdgpu_get_pp_dpm_mclk(struct device *dev, ...@@ -1049,6 +1097,9 @@ static ssize_t amdgpu_get_pp_dpm_mclk(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1076,6 +1127,9 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev, ...@@ -1076,6 +1127,9 @@ static ssize_t amdgpu_set_pp_dpm_mclk(struct device *dev,
uint32_t mask = 0; uint32_t mask = 0;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = amdgpu_read_mask(buf, count, &mask); ret = amdgpu_read_mask(buf, count, &mask);
if (ret) if (ret)
return ret; return ret;
...@@ -1107,6 +1161,9 @@ static ssize_t amdgpu_get_pp_dpm_socclk(struct device *dev, ...@@ -1107,6 +1161,9 @@ static ssize_t amdgpu_get_pp_dpm_socclk(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1134,6 +1191,9 @@ static ssize_t amdgpu_set_pp_dpm_socclk(struct device *dev, ...@@ -1134,6 +1191,9 @@ static ssize_t amdgpu_set_pp_dpm_socclk(struct device *dev,
int ret; int ret;
uint32_t mask = 0; uint32_t mask = 0;
if (adev->in_gpu_reset)
return -EPERM;
ret = amdgpu_read_mask(buf, count, &mask); ret = amdgpu_read_mask(buf, count, &mask);
if (ret) if (ret)
return ret; return ret;
...@@ -1167,6 +1227,9 @@ static ssize_t amdgpu_get_pp_dpm_fclk(struct device *dev, ...@@ -1167,6 +1227,9 @@ static ssize_t amdgpu_get_pp_dpm_fclk(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1194,6 +1257,9 @@ static ssize_t amdgpu_set_pp_dpm_fclk(struct device *dev, ...@@ -1194,6 +1257,9 @@ static ssize_t amdgpu_set_pp_dpm_fclk(struct device *dev,
int ret; int ret;
uint32_t mask = 0; uint32_t mask = 0;
if (adev->in_gpu_reset)
return -EPERM;
ret = amdgpu_read_mask(buf, count, &mask); ret = amdgpu_read_mask(buf, count, &mask);
if (ret) if (ret)
return ret; return ret;
...@@ -1227,6 +1293,9 @@ static ssize_t amdgpu_get_pp_dpm_dcefclk(struct device *dev, ...@@ -1227,6 +1293,9 @@ static ssize_t amdgpu_get_pp_dpm_dcefclk(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1254,6 +1323,9 @@ static ssize_t amdgpu_set_pp_dpm_dcefclk(struct device *dev, ...@@ -1254,6 +1323,9 @@ static ssize_t amdgpu_set_pp_dpm_dcefclk(struct device *dev,
int ret; int ret;
uint32_t mask = 0; uint32_t mask = 0;
if (adev->in_gpu_reset)
return -EPERM;
ret = amdgpu_read_mask(buf, count, &mask); ret = amdgpu_read_mask(buf, count, &mask);
if (ret) if (ret)
return ret; return ret;
...@@ -1287,6 +1359,9 @@ static ssize_t amdgpu_get_pp_dpm_pcie(struct device *dev, ...@@ -1287,6 +1359,9 @@ static ssize_t amdgpu_get_pp_dpm_pcie(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1314,6 +1389,9 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev, ...@@ -1314,6 +1389,9 @@ static ssize_t amdgpu_set_pp_dpm_pcie(struct device *dev,
int ret; int ret;
uint32_t mask = 0; uint32_t mask = 0;
if (adev->in_gpu_reset)
return -EPERM;
ret = amdgpu_read_mask(buf, count, &mask); ret = amdgpu_read_mask(buf, count, &mask);
if (ret) if (ret)
return ret; return ret;
...@@ -1347,6 +1425,9 @@ static ssize_t amdgpu_get_pp_sclk_od(struct device *dev, ...@@ -1347,6 +1425,9 @@ static ssize_t amdgpu_get_pp_sclk_od(struct device *dev,
uint32_t value = 0; uint32_t value = 0;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1372,6 +1453,9 @@ static ssize_t amdgpu_set_pp_sclk_od(struct device *dev, ...@@ -1372,6 +1453,9 @@ static ssize_t amdgpu_set_pp_sclk_od(struct device *dev,
int ret; int ret;
long int value; long int value;
if (adev->in_gpu_reset)
return -EPERM;
ret = kstrtol(buf, 0, &value); ret = kstrtol(buf, 0, &value);
if (ret) if (ret)
...@@ -1410,6 +1494,9 @@ static ssize_t amdgpu_get_pp_mclk_od(struct device *dev, ...@@ -1410,6 +1494,9 @@ static ssize_t amdgpu_get_pp_mclk_od(struct device *dev,
uint32_t value = 0; uint32_t value = 0;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1435,6 +1522,9 @@ static ssize_t amdgpu_set_pp_mclk_od(struct device *dev, ...@@ -1435,6 +1522,9 @@ static ssize_t amdgpu_set_pp_mclk_od(struct device *dev,
int ret; int ret;
long int value; long int value;
if (adev->in_gpu_reset)
return -EPERM;
ret = kstrtol(buf, 0, &value); ret = kstrtol(buf, 0, &value);
if (ret) if (ret)
...@@ -1493,6 +1583,9 @@ static ssize_t amdgpu_get_pp_power_profile_mode(struct device *dev, ...@@ -1493,6 +1583,9 @@ static ssize_t amdgpu_get_pp_power_profile_mode(struct device *dev,
ssize_t size; ssize_t size;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(ddev->dev); ret = pm_runtime_get_sync(ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -1528,6 +1621,9 @@ static ssize_t amdgpu_set_pp_power_profile_mode(struct device *dev, ...@@ -1528,6 +1621,9 @@ static ssize_t amdgpu_set_pp_power_profile_mode(struct device *dev,
long int profile_mode = 0; long int profile_mode = 0;
const char delimiter[3] = {' ', '\n', '\0'}; const char delimiter[3] = {' ', '\n', '\0'};
if (adev->in_gpu_reset)
return -EPERM;
tmp[0] = *(buf); tmp[0] = *(buf);
tmp[1] = '\0'; tmp[1] = '\0';
ret = kstrtol(tmp, 0, &profile_mode); ret = kstrtol(tmp, 0, &profile_mode);
...@@ -1587,6 +1683,9 @@ static ssize_t amdgpu_get_gpu_busy_percent(struct device *dev, ...@@ -1587,6 +1683,9 @@ static ssize_t amdgpu_get_gpu_busy_percent(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private; struct amdgpu_device *adev = ddev->dev_private;
int r, value, size = sizeof(value); int r, value, size = sizeof(value);
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(ddev->dev); r = pm_runtime_get_sync(ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -1620,6 +1719,9 @@ static ssize_t amdgpu_get_mem_busy_percent(struct device *dev, ...@@ -1620,6 +1719,9 @@ static ssize_t amdgpu_get_mem_busy_percent(struct device *dev,
struct amdgpu_device *adev = ddev->dev_private; struct amdgpu_device *adev = ddev->dev_private;
int r, value, size = sizeof(value); int r, value, size = sizeof(value);
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(ddev->dev); r = pm_runtime_get_sync(ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -1658,6 +1760,9 @@ static ssize_t amdgpu_get_pcie_bw(struct device *dev, ...@@ -1658,6 +1760,9 @@ static ssize_t amdgpu_get_pcie_bw(struct device *dev,
uint64_t count0 = 0, count1 = 0; uint64_t count0 = 0, count1 = 0;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
if (adev->flags & AMD_IS_APU) if (adev->flags & AMD_IS_APU)
return -ENODATA; return -ENODATA;
...@@ -1694,6 +1799,9 @@ static ssize_t amdgpu_get_unique_id(struct device *dev, ...@@ -1694,6 +1799,9 @@ static ssize_t amdgpu_get_unique_id(struct device *dev,
struct drm_device *ddev = dev_get_drvdata(dev); struct drm_device *ddev = dev_get_drvdata(dev);
struct amdgpu_device *adev = ddev->dev_private; struct amdgpu_device *adev = ddev->dev_private;
if (adev->in_gpu_reset)
return -EPERM;
if (adev->unique_id) if (adev->unique_id)
return snprintf(buf, PAGE_SIZE, "%016llx\n", adev->unique_id); return snprintf(buf, PAGE_SIZE, "%016llx\n", adev->unique_id);
...@@ -1888,6 +1996,9 @@ static ssize_t amdgpu_hwmon_show_temp(struct device *dev, ...@@ -1888,6 +1996,9 @@ static ssize_t amdgpu_hwmon_show_temp(struct device *dev,
int channel = to_sensor_dev_attr(attr)->index; int channel = to_sensor_dev_attr(attr)->index;
int r, temp = 0, size = sizeof(temp); int r, temp = 0, size = sizeof(temp);
if (adev->in_gpu_reset)
return -EPERM;
if (channel >= PP_TEMP_MAX) if (channel >= PP_TEMP_MAX)
return -EINVAL; return -EINVAL;
...@@ -2019,6 +2130,9 @@ static ssize_t amdgpu_hwmon_get_pwm1_enable(struct device *dev, ...@@ -2019,6 +2130,9 @@ static ssize_t amdgpu_hwmon_get_pwm1_enable(struct device *dev,
u32 pwm_mode = 0; u32 pwm_mode = 0;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(adev->ddev->dev); ret = pm_runtime_get_sync(adev->ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -2050,6 +2164,9 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev, ...@@ -2050,6 +2164,9 @@ static ssize_t amdgpu_hwmon_set_pwm1_enable(struct device *dev,
int err, ret; int err, ret;
int value; int value;
if (adev->in_gpu_reset)
return -EPERM;
err = kstrtoint(buf, 10, &value); err = kstrtoint(buf, 10, &value);
if (err) if (err)
return err; return err;
...@@ -2099,6 +2216,9 @@ static ssize_t amdgpu_hwmon_set_pwm1(struct device *dev, ...@@ -2099,6 +2216,9 @@ static ssize_t amdgpu_hwmon_set_pwm1(struct device *dev,
u32 value; u32 value;
u32 pwm_mode; u32 pwm_mode;
if (adev->in_gpu_reset)
return -EPERM;
err = pm_runtime_get_sync(adev->ddev->dev); err = pm_runtime_get_sync(adev->ddev->dev);
if (err < 0) if (err < 0)
return err; return err;
...@@ -2148,6 +2268,9 @@ static ssize_t amdgpu_hwmon_get_pwm1(struct device *dev, ...@@ -2148,6 +2268,9 @@ static ssize_t amdgpu_hwmon_get_pwm1(struct device *dev,
int err; int err;
u32 speed = 0; u32 speed = 0;
if (adev->in_gpu_reset)
return -EPERM;
err = pm_runtime_get_sync(adev->ddev->dev); err = pm_runtime_get_sync(adev->ddev->dev);
if (err < 0) if (err < 0)
return err; return err;
...@@ -2178,6 +2301,9 @@ static ssize_t amdgpu_hwmon_get_fan1_input(struct device *dev, ...@@ -2178,6 +2301,9 @@ static ssize_t amdgpu_hwmon_get_fan1_input(struct device *dev,
int err; int err;
u32 speed = 0; u32 speed = 0;
if (adev->in_gpu_reset)
return -EPERM;
err = pm_runtime_get_sync(adev->ddev->dev); err = pm_runtime_get_sync(adev->ddev->dev);
if (err < 0) if (err < 0)
return err; return err;
...@@ -2207,6 +2333,9 @@ static ssize_t amdgpu_hwmon_get_fan1_min(struct device *dev, ...@@ -2207,6 +2333,9 @@ static ssize_t amdgpu_hwmon_get_fan1_min(struct device *dev,
u32 size = sizeof(min_rpm); u32 size = sizeof(min_rpm);
int r; int r;
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -2232,6 +2361,9 @@ static ssize_t amdgpu_hwmon_get_fan1_max(struct device *dev, ...@@ -2232,6 +2361,9 @@ static ssize_t amdgpu_hwmon_get_fan1_max(struct device *dev,
u32 size = sizeof(max_rpm); u32 size = sizeof(max_rpm);
int r; int r;
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -2256,6 +2388,9 @@ static ssize_t amdgpu_hwmon_get_fan1_target(struct device *dev, ...@@ -2256,6 +2388,9 @@ static ssize_t amdgpu_hwmon_get_fan1_target(struct device *dev,
int err; int err;
u32 rpm = 0; u32 rpm = 0;
if (adev->in_gpu_reset)
return -EPERM;
err = pm_runtime_get_sync(adev->ddev->dev); err = pm_runtime_get_sync(adev->ddev->dev);
if (err < 0) if (err < 0)
return err; return err;
...@@ -2285,6 +2420,9 @@ static ssize_t amdgpu_hwmon_set_fan1_target(struct device *dev, ...@@ -2285,6 +2420,9 @@ static ssize_t amdgpu_hwmon_set_fan1_target(struct device *dev,
u32 value; u32 value;
u32 pwm_mode; u32 pwm_mode;
if (adev->in_gpu_reset)
return -EPERM;
err = pm_runtime_get_sync(adev->ddev->dev); err = pm_runtime_get_sync(adev->ddev->dev);
if (err < 0) if (err < 0)
return err; return err;
...@@ -2331,6 +2469,9 @@ static ssize_t amdgpu_hwmon_get_fan1_enable(struct device *dev, ...@@ -2331,6 +2469,9 @@ static ssize_t amdgpu_hwmon_get_fan1_enable(struct device *dev,
u32 pwm_mode = 0; u32 pwm_mode = 0;
int ret; int ret;
if (adev->in_gpu_reset)
return -EPERM;
ret = pm_runtime_get_sync(adev->ddev->dev); ret = pm_runtime_get_sync(adev->ddev->dev);
if (ret < 0) if (ret < 0)
return ret; return ret;
...@@ -2363,6 +2504,9 @@ static ssize_t amdgpu_hwmon_set_fan1_enable(struct device *dev, ...@@ -2363,6 +2504,9 @@ static ssize_t amdgpu_hwmon_set_fan1_enable(struct device *dev,
int value; int value;
u32 pwm_mode; u32 pwm_mode;
if (adev->in_gpu_reset)
return -EPERM;
err = kstrtoint(buf, 10, &value); err = kstrtoint(buf, 10, &value);
if (err) if (err)
return err; return err;
...@@ -2403,6 +2547,9 @@ static ssize_t amdgpu_hwmon_show_vddgfx(struct device *dev, ...@@ -2403,6 +2547,9 @@ static ssize_t amdgpu_hwmon_show_vddgfx(struct device *dev,
u32 vddgfx; u32 vddgfx;
int r, size = sizeof(vddgfx); int r, size = sizeof(vddgfx);
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -2435,6 +2582,9 @@ static ssize_t amdgpu_hwmon_show_vddnb(struct device *dev, ...@@ -2435,6 +2582,9 @@ static ssize_t amdgpu_hwmon_show_vddnb(struct device *dev,
u32 vddnb; u32 vddnb;
int r, size = sizeof(vddnb); int r, size = sizeof(vddnb);
if (adev->in_gpu_reset)
return -EPERM;
/* only APUs have vddnb */ /* only APUs have vddnb */
if (!(adev->flags & AMD_IS_APU)) if (!(adev->flags & AMD_IS_APU))
return -EINVAL; return -EINVAL;
...@@ -2472,6 +2622,9 @@ static ssize_t amdgpu_hwmon_show_power_avg(struct device *dev, ...@@ -2472,6 +2622,9 @@ static ssize_t amdgpu_hwmon_show_power_avg(struct device *dev,
int r, size = sizeof(u32); int r, size = sizeof(u32);
unsigned uw; unsigned uw;
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -2508,6 +2661,9 @@ static ssize_t amdgpu_hwmon_show_power_cap_max(struct device *dev, ...@@ -2508,6 +2661,9 @@ static ssize_t amdgpu_hwmon_show_power_cap_max(struct device *dev,
ssize_t size; ssize_t size;
int r; int r;
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -2537,6 +2693,9 @@ static ssize_t amdgpu_hwmon_show_power_cap(struct device *dev, ...@@ -2537,6 +2693,9 @@ static ssize_t amdgpu_hwmon_show_power_cap(struct device *dev,
ssize_t size; ssize_t size;
int r; int r;
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -2567,6 +2726,9 @@ static ssize_t amdgpu_hwmon_set_power_cap(struct device *dev, ...@@ -2567,6 +2726,9 @@ static ssize_t amdgpu_hwmon_set_power_cap(struct device *dev,
int err; int err;
u32 value; u32 value;
if (adev->in_gpu_reset)
return -EPERM;
if (amdgpu_sriov_vf(adev)) if (amdgpu_sriov_vf(adev))
return -EINVAL; return -EINVAL;
...@@ -2605,6 +2767,9 @@ static ssize_t amdgpu_hwmon_show_sclk(struct device *dev, ...@@ -2605,6 +2767,9 @@ static ssize_t amdgpu_hwmon_show_sclk(struct device *dev,
uint32_t sclk; uint32_t sclk;
int r, size = sizeof(sclk); int r, size = sizeof(sclk);
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -2637,6 +2802,9 @@ static ssize_t amdgpu_hwmon_show_mclk(struct device *dev, ...@@ -2637,6 +2802,9 @@ static ssize_t amdgpu_hwmon_show_mclk(struct device *dev,
uint32_t mclk; uint32_t mclk;
int r, size = sizeof(mclk); int r, size = sizeof(mclk);
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(adev->ddev->dev); r = pm_runtime_get_sync(adev->ddev->dev);
if (r < 0) if (r < 0)
return r; return r;
...@@ -3497,6 +3665,9 @@ static int amdgpu_debugfs_pm_info(struct seq_file *m, void *data) ...@@ -3497,6 +3665,9 @@ static int amdgpu_debugfs_pm_info(struct seq_file *m, void *data)
u32 flags = 0; u32 flags = 0;
int r; int r;
if (adev->in_gpu_reset)
return -EPERM;
r = pm_runtime_get_sync(dev->dev); r = pm_runtime_get_sync(dev->dev);
if (r < 0) if (r < 0)
return r; return r;
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment
GitLab Nexedi Edition | About GitLab | About Nexedi | 沪ICP备2021021310号-2 | 沪ICP备2021021310号-7