[PATCH 2/2] drm/amdgpu: use new reset-affected accessors for userspace interfaces
Lazar, Lijo
lijo.lazar at amd.com
Tue Feb 20 14:37:57 UTC 2024
On 2/20/2024 7:52 PM, Christian König wrote:
> Am 20.02.24 um 07:32 schrieb Lazar, Lijo:
>> On 2/16/2024 8:43 PM, Alex Deucher wrote:
>>> Use the new reset critical section accessors for debugfs, sysfs,
>>> and the INFO IOCTL to provide proper mutual exclusivity
>>> to hardware with respect the GPU resets.
>>>
>> This looks more like a priority inversion. When the device needs reset,
>> it doesn't make sense for reset handling to wait on these. Instead,
>> reset should be done at the earliest.
>
> Nope that doesn't make any sense.
>
> We block out operations which are not allowed to run concurrently with
> resets here.
>
> So the reset absolutely has to wait for those operations to finish.
>
Not at all. The first thing is to make sure that in_reset is set at the
earliest so that anything like these don't create further outstanding
transactions on the device. This patch prevents that.
The operations done/queried on the device on a hung state doesn't make
sense. The more the opportunities for such outstanding transactions, the
further it creates issues during the actual reset process.
Thanks,
Lijo
> Regards,
> Christian.
>
>>
>> Thanks,
>> Lijo
>>
>>> Signed-off-by: Alex Deucher <alexander.deucher at amd.com>
>>> ---
>>> drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 20 +-
>>> drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c | 10 +
>>> drivers/gpu/drm/amd/pm/amdgpu_dpm.c | 215 ++++++++++++++++++++
>>> drivers/gpu/drm/amd/pm/amdgpu_pm.c | 91 ---------
>>> 4 files changed, 235 insertions(+), 101 deletions(-)
>>>
>>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
>>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
>>> index 72eceb7d6667..d0e4a8729703 100644
>>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
>>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
>>> @@ -1670,7 +1670,7 @@ static int amdgpu_debugfs_test_ib_show(struct
>>> seq_file *m, void *unused)
>>> }
>>> /* Avoid accidently unparking the sched thread during GPU
>>> reset */
>>> - r = down_write_killable(&adev->reset_domain->sem);
>>> + r = amdgpu_reset_domain_access_write_start(adev);
>>> if (r)
>>> return r;
>>> @@ -1699,7 +1699,7 @@ static int amdgpu_debugfs_test_ib_show(struct
>>> seq_file *m, void *unused)
>>> kthread_unpark(ring->sched.thread);
>>> }
>>> - up_write(&adev->reset_domain->sem);
>>> + amdgpu_reset_domain_access_write_end(adev);
>>> pm_runtime_mark_last_busy(dev->dev);
>>> pm_runtime_put_autosuspend(dev->dev);
>>> @@ -1929,7 +1929,7 @@ static int amdgpu_debugfs_ib_preempt(void
>>> *data, u64 val)
>>> return -ENOMEM;
>>> /* Avoid accidently unparking the sched thread during GPU
>>> reset */
>>> - r = down_read_killable(&adev->reset_domain->sem);
>>> + r = amdgpu_reset_domain_access_read_start(adev);
>>> if (r)
>>> goto pro_end;
>>> @@ -1970,7 +1970,7 @@ static int amdgpu_debugfs_ib_preempt(void
>>> *data, u64 val)
>>> /* restart the scheduler */
>>> kthread_unpark(ring->sched.thread);
>>> - up_read(&adev->reset_domain->sem);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> pro_end:
>>> kfree(fences);
>>> @@ -2031,23 +2031,23 @@ static ssize_t
>>> amdgpu_reset_dump_register_list_read(struct file *f,
>>> return 0;
>>> memset(reg_offset, 0, 12);
>>> - ret = down_read_killable(&adev->reset_domain->sem);
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> if (ret)
>>> return ret;
>>> for (i = 0; i < adev->reset_info.num_regs; i++) {
>>> sprintf(reg_offset, "0x%x\n",
>>> adev->reset_info.reset_dump_reg_list[i]);
>>> - up_read(&adev->reset_domain->sem);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> if (copy_to_user(buf + len, reg_offset, strlen(reg_offset)))
>>> return -EFAULT;
>>> len += strlen(reg_offset);
>>> - ret = down_read_killable(&adev->reset_domain->sem);
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> if (ret)
>>> return ret;
>>> }
>>> - up_read(&adev->reset_domain->sem);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> *pos += len;
>>> return len;
>>> @@ -2089,14 +2089,14 @@ static ssize_t
>>> amdgpu_reset_dump_register_list_write(struct file *f,
>>> ret = -ENOMEM;
>>> goto error_free;
>>> }
>>> - ret = down_write_killable(&adev->reset_domain->sem);
>>> + ret = amdgpu_reset_domain_access_write_start(adev);
>>> if (ret)
>>> goto error_free;
>>> swap(adev->reset_info.reset_dump_reg_list, tmp);
>>> swap(adev->reset_info.reset_dump_reg_value, new);
>>> adev->reset_info.num_regs = i;
>>> - up_write(&adev->reset_domain->sem);
>>> + amdgpu_reset_domain_access_write_end(adev);
>>> ret = size;
>>> error_free:
>>> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
>>> b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
>>> index a2df3025a754..4efb44a964ef 100644
>>> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
>>> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c
>>> @@ -43,6 +43,7 @@
>>> #include "amdgpu_gem.h"
>>> #include "amdgpu_display.h"
>>> #include "amdgpu_ras.h"
>>> +#include "amdgpu_reset.h"
>>> #include "amd_pcie.h"
>>> void amdgpu_unregister_gpu_instance(struct amdgpu_device *adev)
>>> @@ -704,7 +705,11 @@ int amdgpu_info_ioctl(struct drm_device *dev,
>>> void *data, struct drm_file *filp)
>>> return copy_to_user(out, &count, min(size, 4u)) ? -EFAULT : 0;
>>> }
>>> case AMDGPU_INFO_TIMESTAMP:
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return -EFAULT;
>>> ui64 = amdgpu_gfx_get_gpu_clock_counter(adev);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return copy_to_user(out, &ui64, min(size, 8u)) ? -EFAULT : 0;
>>> case AMDGPU_INFO_FW_VERSION: {
>>> struct drm_amdgpu_info_firmware fw_info;
>>> @@ -831,6 +836,9 @@ int amdgpu_info_ioctl(struct drm_device *dev,
>>> void *data, struct drm_file *filp)
>>> return -ENOMEM;
>>> alloc_size = info->read_mmr_reg.count * sizeof(*regs);
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return -EFAULT;
>>> amdgpu_gfx_off_ctrl(adev, false);
>>> for (i = 0; i < info->read_mmr_reg.count; i++) {
>>> if (amdgpu_asic_read_register(adev, se_num, sh_num,
>>> @@ -840,10 +848,12 @@ int amdgpu_info_ioctl(struct drm_device *dev,
>>> void *data, struct drm_file *filp)
>>> info->read_mmr_reg.dword_offset + i);
>>> kfree(regs);
>>> amdgpu_gfx_off_ctrl(adev, true);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return -EFAULT;
>>> }
>>> }
>>> amdgpu_gfx_off_ctrl(adev, true);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> n = copy_to_user(out, regs, min(size, alloc_size));
>>> kfree(regs);
>>> return n ? -EFAULT : 0;
>>> diff --git a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
>>> b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
>>> index f84bfed50681..bb698d2c5e01 100644
>>> --- a/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
>>> +++ b/drivers/gpu/drm/amd/pm/amdgpu_dpm.c
>>> @@ -31,6 +31,7 @@
>>> #include "amdgpu_display.h"
>>> #include "hwmgr.h"
>>> #include <linux/power_supply.h>
>>> +#include "amdgpu_reset.h"
>>> #include "amdgpu_smu.h"
>>> #define amdgpu_dpm_enable_bapm(adev, e) \
>>> @@ -46,10 +47,14 @@ int amdgpu_dpm_get_sclk(struct amdgpu_device
>>> *adev, bool low)
>>> if (!pp_funcs->get_sclk)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return 0;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_sclk((adev)->powerplay.pp_handle,
>>> low);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -62,10 +67,14 @@ int amdgpu_dpm_get_mclk(struct amdgpu_device
>>> *adev, bool low)
>>> if (!pp_funcs->get_mclk)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return 0;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_mclk((adev)->powerplay.pp_handle,
>>> low);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -493,12 +502,16 @@ int amdgpu_dpm_read_sensor(struct amdgpu_device
>>> *adev, enum amd_pp_sensors senso
>>> return -EINVAL;
>>> if (pp_funcs && pp_funcs->read_sensor) {
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->read_sensor(adev->powerplay.pp_handle,
>>> sensor,
>>> data,
>>> size);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> }
>>> return ret;
>>> @@ -918,7 +931,10 @@ void amdgpu_dpm_get_current_power_state(struct
>>> amdgpu_device *adev,
>>> goto out;
>>> }
>>> + if (amdgpu_reset_domain_access_read_start(adev))
>>> + goto out;
>>> *state =
>>> pp_funcs->get_current_power_state(adev->powerplay.pp_handle);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> if (*state < POWER_STATE_TYPE_DEFAULT ||
>>> *state > POWER_STATE_TYPE_INTERNAL_3DPERF)
>>> *state = adev->pm.dpm.user_state;
>>> @@ -951,12 +967,15 @@ enum amd_dpm_forced_level
>>> amdgpu_dpm_get_performance_level(struct amdgpu_device
>>> if (!pp_funcs)
>>> return AMD_DPM_FORCED_LEVEL_AUTO;
>>> + if (amdgpu_reset_domain_access_read_start(adev))
>>> + return AMD_DPM_FORCED_LEVEL_AUTO;
>>> mutex_lock(&adev->pm.mutex);
>>> if (pp_funcs->get_performance_level)
>>> level =
>>> pp_funcs->get_performance_level(adev->powerplay.pp_handle);
>>> else
>>> level = adev->pm.dpm.forced_level;
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return level;
>>> }
>>> @@ -970,6 +989,7 @@ int amdgpu_dpm_force_performance_level(struct
>>> amdgpu_device *adev,
>>> AMD_DPM_FORCED_LEVEL_PROFILE_MIN_SCLK |
>>> AMD_DPM_FORCED_LEVEL_PROFILE_MIN_MCLK |
>>> AMD_DPM_FORCED_LEVEL_PROFILE_PEAK;
>>> + int ret;
>>> if (!pp_funcs || !pp_funcs->force_performance_level)
>>> return 0;
>>> @@ -983,12 +1003,16 @@ int amdgpu_dpm_force_performance_level(struct
>>> amdgpu_device *adev,
>>> if (adev->asic_type == CHIP_RAVEN) {
>>> if (!(adev->apu_flags & AMD_APU_IS_RAVEN2)) {
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> if (current_level != AMD_DPM_FORCED_LEVEL_MANUAL &&
>>> level == AMD_DPM_FORCED_LEVEL_MANUAL)
>>> amdgpu_gfx_off_ctrl(adev, false);
>>> else if (current_level == AMD_DPM_FORCED_LEVEL_MANUAL &&
>>> level != AMD_DPM_FORCED_LEVEL_MANUAL)
>>> amdgpu_gfx_off_ctrl(adev, true);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> }
>>> }
>>> @@ -996,6 +1020,9 @@ int amdgpu_dpm_force_performance_level(struct
>>> amdgpu_device *adev,
>>> (level == AMD_DPM_FORCED_LEVEL_PROFILE_EXIT))
>>> return -EINVAL;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> if (!(current_level & profile_mode_mask) &&
>>> (level & profile_mode_mask)) {
>>> /* enter UMD Pstate */
>>> @@ -1027,6 +1054,7 @@ int amdgpu_dpm_force_performance_level(struct
>>> amdgpu_device *adev,
>>> adev->pm.dpm.forced_level = level;
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return 0;
>>> }
>>> @@ -1040,10 +1068,14 @@ int amdgpu_dpm_get_pp_num_states(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_pp_num_states)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_pp_num_states(adev->powerplay.pp_handle,
>>> states);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1058,11 +1090,15 @@ int amdgpu_dpm_dispatch_task(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->dispatch_tasks)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->dispatch_tasks(adev->powerplay.pp_handle,
>>> task_id,
>>> user_state);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1075,10 +1111,14 @@ int amdgpu_dpm_get_pp_table(struct
>>> amdgpu_device *adev, char **table)
>>> if (!pp_funcs->get_pp_table)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_pp_table(adev->powerplay.pp_handle,
>>> table);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1094,12 +1134,16 @@ int amdgpu_dpm_set_fine_grain_clk_vol(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_fine_grain_clk_vol)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_fine_grain_clk_vol(adev->powerplay.pp_handle,
>>> type,
>>> input,
>>> size);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1115,12 +1159,16 @@ int amdgpu_dpm_odn_edit_dpm_table(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->odn_edit_dpm_table)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->odn_edit_dpm_table(adev->powerplay.pp_handle,
>>> type,
>>> input,
>>> size);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1135,11 +1183,15 @@ int amdgpu_dpm_print_clock_levels(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->print_clock_levels)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->print_clock_levels(adev->powerplay.pp_handle,
>>> type,
>>> buf);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1155,12 +1207,16 @@ int amdgpu_dpm_emit_clock_levels(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->emit_clock_levels)
>>> return -ENOENT;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->emit_clock_levels(adev->powerplay.pp_handle,
>>> type,
>>> buf,
>>> offset);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1174,10 +1230,14 @@ int amdgpu_dpm_set_ppfeature_status(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_ppfeature_status)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_ppfeature_status(adev->powerplay.pp_handle,
>>> ppfeature_masks);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1190,10 +1250,14 @@ int amdgpu_dpm_get_ppfeature_status(struct
>>> amdgpu_device *adev, char *buf)
>>> if (!pp_funcs->get_ppfeature_status)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_ppfeature_status(adev->powerplay.pp_handle,
>>> buf);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1208,11 +1272,15 @@ int amdgpu_dpm_force_clock_level(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->force_clock_level)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->force_clock_level(adev->powerplay.pp_handle,
>>> type,
>>> mask);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1225,9 +1293,13 @@ int amdgpu_dpm_get_sclk_od(struct
>>> amdgpu_device *adev)
>>> if (!pp_funcs->get_sclk_od)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_sclk_od(adev->powerplay.pp_handle);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1235,14 +1307,19 @@ int amdgpu_dpm_get_sclk_od(struct
>>> amdgpu_device *adev)
>>> int amdgpu_dpm_set_sclk_od(struct amdgpu_device *adev, uint32_t value)
>>> {
>>> const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
>>> + int ret;
>>> if (is_support_sw_smu(adev))
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> if (pp_funcs->set_sclk_od)
>>> pp_funcs->set_sclk_od(adev->powerplay.pp_handle, value);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> if (amdgpu_dpm_dispatch_task(adev,
>>> AMD_PP_TASK_READJUST_POWER_STATE,
>>> @@ -1262,9 +1339,13 @@ int amdgpu_dpm_get_mclk_od(struct
>>> amdgpu_device *adev)
>>> if (!pp_funcs->get_mclk_od)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_mclk_od(adev->powerplay.pp_handle);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1272,14 +1353,19 @@ int amdgpu_dpm_get_mclk_od(struct
>>> amdgpu_device *adev)
>>> int amdgpu_dpm_set_mclk_od(struct amdgpu_device *adev, uint32_t value)
>>> {
>>> const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
>>> + int ret;
>>> if (is_support_sw_smu(adev))
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> if (pp_funcs->set_mclk_od)
>>> pp_funcs->set_mclk_od(adev->powerplay.pp_handle, value);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> if (amdgpu_dpm_dispatch_task(adev,
>>> AMD_PP_TASK_READJUST_POWER_STATE,
>>> @@ -1300,10 +1386,14 @@ int amdgpu_dpm_get_power_profile_mode(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_power_profile_mode)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_power_profile_mode(adev->powerplay.pp_handle,
>>> buf);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1317,11 +1407,15 @@ int amdgpu_dpm_set_power_profile_mode(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_power_profile_mode)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_power_profile_mode(adev->powerplay.pp_handle,
>>> input,
>>> size);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1334,10 +1428,14 @@ int amdgpu_dpm_get_gpu_metrics(struct
>>> amdgpu_device *adev, void **table)
>>> if (!pp_funcs->get_gpu_metrics)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_gpu_metrics(adev->powerplay.pp_handle,
>>> table);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1351,10 +1449,14 @@ ssize_t amdgpu_dpm_get_pm_metrics(struct
>>> amdgpu_device *adev, void *pm_metrics,
>>> if (!pp_funcs->get_pm_metrics)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_pm_metrics(adev->powerplay.pp_handle,
>>> pm_metrics,
>>> size);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1368,10 +1470,14 @@ int amdgpu_dpm_get_fan_control_mode(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_fan_control_mode)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_fan_control_mode(adev->powerplay.pp_handle,
>>> fan_mode);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1385,10 +1491,14 @@ int amdgpu_dpm_set_fan_speed_pwm(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_fan_speed_pwm)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_fan_speed_pwm(adev->powerplay.pp_handle,
>>> speed);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1402,10 +1512,14 @@ int amdgpu_dpm_get_fan_speed_pwm(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_fan_speed_pwm)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_fan_speed_pwm(adev->powerplay.pp_handle,
>>> speed);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1419,10 +1533,14 @@ int amdgpu_dpm_get_fan_speed_rpm(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_fan_speed_rpm)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_fan_speed_rpm(adev->powerplay.pp_handle,
>>> speed);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1436,10 +1554,14 @@ int amdgpu_dpm_set_fan_speed_rpm(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_fan_speed_rpm)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_fan_speed_rpm(adev->powerplay.pp_handle,
>>> speed);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1453,10 +1575,14 @@ int amdgpu_dpm_set_fan_control_mode(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_fan_control_mode)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_fan_control_mode(adev->powerplay.pp_handle,
>>> mode);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1472,12 +1598,16 @@ int amdgpu_dpm_get_power_limit(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_power_limit)
>>> return -ENODATA;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_power_limit(adev->powerplay.pp_handle,
>>> limit,
>>> pp_limit_level,
>>> power_type);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1491,10 +1621,14 @@ int amdgpu_dpm_set_power_limit(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_power_limit)
>>> return -EINVAL;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_power_limit(adev->powerplay.pp_handle,
>>> limit);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1506,9 +1640,12 @@ int amdgpu_dpm_is_cclk_dpm_supported(struct
>>> amdgpu_device *adev)
>>> if (!is_support_sw_smu(adev))
>>> return false;
>>> + if (amdgpu_reset_domain_access_read_start(adev))
>>> + return false;
>>> mutex_lock(&adev->pm.mutex);
>>> cclk_dpm_supported = is_support_cclk_dpm(adev);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return (int)cclk_dpm_supported;
>>> }
>>> @@ -1517,14 +1654,19 @@ int
>>> amdgpu_dpm_debugfs_print_current_performance_level(struct
>>> amdgpu_device *ade
>>> struct seq_file *m)
>>> {
>>> const struct amd_pm_funcs *pp_funcs = adev->powerplay.pp_funcs;
>>> + int ret;
>>> if (!pp_funcs->debugfs_print_current_performance_level)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>>
>>> pp_funcs->debugfs_print_current_performance_level(adev->powerplay.pp_handle,
>>> m);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return 0;
>>> }
>>> @@ -1539,11 +1681,15 @@ int amdgpu_dpm_get_smu_prv_buf_details(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_smu_prv_buf_details)
>>> return -ENOSYS;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_smu_prv_buf_details(adev->powerplay.pp_handle,
>>> addr,
>>> size);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1580,11 +1726,15 @@ int amdgpu_dpm_set_pp_table(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->set_pp_table)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->set_pp_table(adev->powerplay.pp_handle,
>>> buf,
>>> size);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1616,10 +1766,14 @@ int
>>> amdgpu_dpm_display_configuration_change(struct amdgpu_device *adev,
>>> if (!pp_funcs->display_configuration_change)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->display_configuration_change(adev->powerplay.pp_handle,
>>> input);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1634,11 +1788,15 @@ int amdgpu_dpm_get_clock_by_type(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_clock_by_type)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_clock_by_type(adev->powerplay.pp_handle,
>>> type,
>>> clocks);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1652,10 +1810,14 @@ int
>>> amdgpu_dpm_get_display_mode_validation_clks(struct amdgpu_device *adev,
>>> if (!pp_funcs->get_display_mode_validation_clocks)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->get_display_mode_validation_clocks(adev->powerplay.pp_handle,
>>> clocks);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1670,11 +1832,15 @@ int
>>> amdgpu_dpm_get_clock_by_type_with_latency(struct amdgpu_device *adev,
>>> if (!pp_funcs->get_clock_by_type_with_latency)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->get_clock_by_type_with_latency(adev->powerplay.pp_handle,
>>> type,
>>> clocks);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1689,11 +1855,15 @@ int
>>> amdgpu_dpm_get_clock_by_type_with_voltage(struct amdgpu_device *adev,
>>> if (!pp_funcs->get_clock_by_type_with_voltage)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->get_clock_by_type_with_voltage(adev->powerplay.pp_handle,
>>> type,
>>> clocks);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1707,10 +1877,14 @@ int
>>> amdgpu_dpm_set_watermarks_for_clocks_ranges(struct amdgpu_device *adev,
>>> if (!pp_funcs->set_watermarks_for_clocks_ranges)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->set_watermarks_for_clocks_ranges(adev->powerplay.pp_handle,
>>> clock_ranges);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1724,10 +1898,14 @@ int
>>> amdgpu_dpm_display_clock_voltage_request(struct amdgpu_device *adev,
>>> if (!pp_funcs->display_clock_voltage_request)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->display_clock_voltage_request(adev->powerplay.pp_handle,
>>> clock);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1741,10 +1919,14 @@ int amdgpu_dpm_get_current_clocks(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_current_clocks)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_current_clocks(adev->powerplay.pp_handle,
>>> clocks);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1756,9 +1938,12 @@ void amdgpu_dpm_notify_smu_enable_pwe(struct
>>> amdgpu_device *adev)
>>> if (!pp_funcs->notify_smu_enable_pwe)
>>> return;
>>> + if (amdgpu_reset_domain_access_read_start(adev))
>>> + return;
>>> mutex_lock(&adev->pm.mutex);
>>> pp_funcs->notify_smu_enable_pwe(adev->powerplay.pp_handle);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> }
>>> int amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
>>> @@ -1770,10 +1955,14 @@ int
>>> amdgpu_dpm_set_active_display_count(struct amdgpu_device *adev,
>>> if (!pp_funcs->set_active_display_count)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->set_active_display_count(adev->powerplay.pp_handle,
>>> count);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1787,10 +1976,14 @@ int
>>> amdgpu_dpm_set_min_deep_sleep_dcefclk(struct amdgpu_device *adev,
>>> if (!pp_funcs->set_min_deep_sleep_dcefclk)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return ret;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->set_min_deep_sleep_dcefclk(adev->powerplay.pp_handle,
>>> clock);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1803,10 +1996,13 @@ void
>>> amdgpu_dpm_set_hard_min_dcefclk_by_freq(struct amdgpu_device *adev,
>>> if (!pp_funcs->set_hard_min_dcefclk_by_freq)
>>> return;
>>> + if (amdgpu_reset_domain_access_read_start(adev))
>>> + return;
>>> mutex_lock(&adev->pm.mutex);
>>> pp_funcs->set_hard_min_dcefclk_by_freq(adev->powerplay.pp_handle,
>>> clock);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> }
>>> void amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device
>>> *adev,
>>> @@ -1817,10 +2013,13 @@ void
>>> amdgpu_dpm_set_hard_min_fclk_by_freq(struct amdgpu_device *adev,
>>> if (!pp_funcs->set_hard_min_fclk_by_freq)
>>> return;
>>> + if (amdgpu_reset_domain_access_read_start(adev))
>>> + return;
>>> mutex_lock(&adev->pm.mutex);
>>> pp_funcs->set_hard_min_fclk_by_freq(adev->powerplay.pp_handle,
>>> clock);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> }
>>> int amdgpu_dpm_display_disable_memory_clock_switch(struct
>>> amdgpu_device *adev,
>>> @@ -1832,10 +2031,14 @@ int
>>> amdgpu_dpm_display_disable_memory_clock_switch(struct amdgpu_device
>>> *adev,
>>> if (!pp_funcs->display_disable_memory_clock_switch)
>>> return 0;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return 0;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->display_disable_memory_clock_switch(adev->powerplay.pp_handle,
>>> disable_memory_clock_switch);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1849,10 +2052,14 @@ int
>>> amdgpu_dpm_get_max_sustainable_clocks_by_dc(struct amdgpu_device *adev,
>>> if (!pp_funcs->get_max_sustainable_clocks_by_dc)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return 0;
>>> mutex_lock(&adev->pm.mutex);
>>> ret =
>>> pp_funcs->get_max_sustainable_clocks_by_dc(adev->powerplay.pp_handle,
>>> max_clocks);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1867,11 +2074,15 @@ enum pp_smu_status
>>> amdgpu_dpm_get_uclk_dpm_states(struct amdgpu_device *adev,
>>> if (!pp_funcs->get_uclk_dpm_states)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return 0;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_uclk_dpm_states(adev->powerplay.pp_handle,
>>> clock_values_in_khz,
>>> num_states);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> @@ -1885,10 +2096,14 @@ int amdgpu_dpm_get_dpm_clock_table(struct
>>> amdgpu_device *adev,
>>> if (!pp_funcs->get_dpm_clock_table)
>>> return -EOPNOTSUPP;
>>> + ret = amdgpu_reset_domain_access_read_start(adev);
>>> + if (ret)
>>> + return 0;
>>> mutex_lock(&adev->pm.mutex);
>>> ret = pp_funcs->get_dpm_clock_table(adev->powerplay.pp_handle,
>>> clock_table);
>>> mutex_unlock(&adev->pm.mutex);
>>> + amdgpu_reset_domain_access_read_end(adev);
>>> return ret;
>>> }
>>> diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
>>> b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
>>> index 8d7d6a507d3a..dc9f9c733a2d 100644
>>> --- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
>>> +++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
>>> @@ -27,7 +27,6 @@
>>> #include "amdgpu_drv.h"
>>> #include "amdgpu_pm.h"
>>> #include "amdgpu_dpm.h"
>>> -#include "amdgpu_reset.h"
>>> #include "atom.h"
>>> #include <linux/pci.h>
>>> #include <linux/hwmon.h>
>>> @@ -139,8 +138,6 @@ static ssize_t amdgpu_get_power_dpm_state(struct
>>> device *dev,
>>> enum amd_pm_state_type pm;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -170,8 +167,6 @@ static ssize_t
>>> amdgpu_set_power_dpm_state(struct device *dev,
>>> enum amd_pm_state_type state;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -267,8 +262,6 @@ static ssize_t
>>> amdgpu_get_power_dpm_force_performance_level(struct device *dev,
>>> enum amd_dpm_forced_level level = 0xff;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -306,8 +299,6 @@ static ssize_t
>>> amdgpu_set_power_dpm_force_performance_level(struct device *dev,
>>> enum amd_dpm_forced_level level;
>>> int ret = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -368,8 +359,6 @@ static ssize_t amdgpu_get_pp_num_states(struct
>>> device *dev,
>>> uint32_t i;
>>> int buf_len, ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -406,8 +395,6 @@ static ssize_t amdgpu_get_pp_cur_state(struct
>>> device *dev,
>>> enum amd_pm_state_type pm = 0;
>>> int i = 0, ret = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -445,8 +432,6 @@ static ssize_t amdgpu_get_pp_force_state(struct
>>> device *dev,
>>> struct drm_device *ddev = dev_get_drvdata(dev);
>>> struct amdgpu_device *adev = drm_to_adev(ddev);
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -468,8 +453,6 @@ static ssize_t amdgpu_set_pp_force_state(struct
>>> device *dev,
>>> unsigned long idx;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -538,8 +521,6 @@ static ssize_t amdgpu_get_pp_table(struct
>>> device *dev,
>>> char *table = NULL;
>>> int size, ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -574,8 +555,6 @@ static ssize_t amdgpu_set_pp_table(struct
>>> device *dev,
>>> struct amdgpu_device *adev = drm_to_adev(ddev);
>>> int ret = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -757,8 +736,6 @@ static ssize_t
>>> amdgpu_set_pp_od_clk_voltage(struct device *dev,
>>> const char delimiter[3] = {' ', '\n', '\0'};
>>> uint32_t type;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -859,8 +836,6 @@ static ssize_t
>>> amdgpu_get_pp_od_clk_voltage(struct device *dev,
>>> };
>>> uint clk_index;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -919,8 +894,6 @@ static ssize_t amdgpu_set_pp_features(struct
>>> device *dev,
>>> uint64_t featuremask;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -954,8 +927,6 @@ static ssize_t amdgpu_get_pp_features(struct
>>> device *dev,
>>> ssize_t size;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1023,8 +994,6 @@ static ssize_t amdgpu_get_pp_dpm_clock(struct
>>> device *dev,
>>> int size = 0;
>>> int ret = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1092,8 +1061,6 @@ static ssize_t amdgpu_set_pp_dpm_clock(struct
>>> device *dev,
>>> int ret;
>>> uint32_t mask = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1277,8 +1244,6 @@ static ssize_t amdgpu_get_pp_sclk_od(struct
>>> device *dev,
>>> uint32_t value = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1306,8 +1271,6 @@ static ssize_t amdgpu_set_pp_sclk_od(struct
>>> device *dev,
>>> int ret;
>>> long int value;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1339,8 +1302,6 @@ static ssize_t amdgpu_get_pp_mclk_od(struct
>>> device *dev,
>>> uint32_t value = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1368,8 +1329,6 @@ static ssize_t amdgpu_set_pp_mclk_od(struct
>>> device *dev,
>>> int ret;
>>> long int value;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1421,8 +1380,6 @@ static ssize_t
>>> amdgpu_get_pp_power_profile_mode(struct device *dev,
>>> ssize_t size;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1460,8 +1417,6 @@ static ssize_t
>>> amdgpu_set_pp_power_profile_mode(struct device *dev,
>>> long int profile_mode = 0;
>>> const char delimiter[3] = {' ', '\n', '\0'};
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1514,8 +1469,6 @@ static int
>>> amdgpu_hwmon_get_sensor_generic(struct amdgpu_device *adev,
>>> {
>>> int r, size = sizeof(uint32_t);
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1603,8 +1556,6 @@ static ssize_t amdgpu_get_pcie_bw(struct
>>> device *dev,
>>> uint64_t count0 = 0, count1 = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1646,8 +1597,6 @@ static ssize_t amdgpu_get_unique_id(struct
>>> device *dev,
>>> struct drm_device *ddev = dev_get_drvdata(dev);
>>> struct amdgpu_device *adev = drm_to_adev(ddev);
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1819,8 +1768,6 @@ static ssize_t amdgpu_get_pm_metrics(struct
>>> device *dev,
>>> ssize_t size = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1860,8 +1807,6 @@ static ssize_t amdgpu_get_gpu_metrics(struct
>>> device *dev,
>>> ssize_t size = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -1978,8 +1923,6 @@ static ssize_t
>>> amdgpu_set_smartshift_bias(struct device *dev,
>>> int r = 0;
>>> int bias = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2050,8 +1993,6 @@ static ssize_t
>>> amdgpu_get_xgmi_plpd_policy(struct device *dev,
>>> char *mode_desc = "none";
>>> int mode;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2073,8 +2014,6 @@ static ssize_t
>>> amdgpu_set_xgmi_plpd_policy(struct device *dev,
>>> struct amdgpu_device *adev = drm_to_adev(ddev);
>>> int mode, ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2530,8 +2469,6 @@ static ssize_t
>>> amdgpu_hwmon_get_pwm1_enable(struct device *dev,
>>> u32 pwm_mode = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2561,8 +2498,6 @@ static ssize_t
>>> amdgpu_hwmon_set_pwm1_enable(struct device *dev,
>>> int err, ret;
>>> int value;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2610,8 +2545,6 @@ static ssize_t amdgpu_hwmon_set_pwm1(struct
>>> device *dev,
>>> u32 value;
>>> u32 pwm_mode;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2655,8 +2588,6 @@ static ssize_t amdgpu_hwmon_get_pwm1(struct
>>> device *dev,
>>> int err;
>>> u32 speed = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2685,8 +2616,6 @@ static ssize_t
>>> amdgpu_hwmon_get_fan1_input(struct device *dev,
>>> int err;
>>> u32 speed = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2749,8 +2678,6 @@ static ssize_t
>>> amdgpu_hwmon_get_fan1_target(struct device *dev,
>>> int err;
>>> u32 rpm = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2780,8 +2707,6 @@ static ssize_t
>>> amdgpu_hwmon_set_fan1_target(struct device *dev,
>>> u32 value;
>>> u32 pwm_mode;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2824,8 +2749,6 @@ static ssize_t
>>> amdgpu_hwmon_get_fan1_enable(struct device *dev,
>>> u32 pwm_mode = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2856,8 +2779,6 @@ static ssize_t
>>> amdgpu_hwmon_set_fan1_enable(struct device *dev,
>>> int value;
>>> u32 pwm_mode;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -2996,8 +2917,6 @@ static ssize_t
>>> amdgpu_hwmon_show_power_cap_generic(struct device *dev,
>>> ssize_t size;
>>> int r;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -3077,8 +2996,6 @@ static ssize_t
>>> amdgpu_hwmon_set_power_cap(struct device *dev,
>>> int err;
>>> u32 value;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -3531,8 +3448,6 @@ static int amdgpu_retrieve_od_settings(struct
>>> amdgpu_device *adev,
>>> int size = 0;
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -3615,8 +3530,6 @@ amdgpu_distribute_custom_od_settings(struct
>>> amdgpu_device *adev,
>>> long parameter[64];
>>> int ret;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -4482,8 +4395,6 @@ static int amdgpu_debugfs_pm_info_show(struct
>>> seq_file *m, void *unused)
>>> u64 flags = 0;
>>> int r;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>> @@ -4527,8 +4438,6 @@ static ssize_t
>>> amdgpu_pm_prv_buffer_read(struct file *f, char __user *buf,
>>> void *smu_prv_buf;
>>> int ret = 0;
>>> - if (amdgpu_in_reset(adev))
>>> - return -EPERM;
>>> if (adev->in_suspend && !adev->in_runpm)
>>> return -EPERM;
>>>
>
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