On 3/6/26 12:33, Sunil Khatri wrote:
> Debugfs files for amdgpu are better to be handled in the dedicated
> amdgpu_debugfs.c/.h files.
> 
> Signed-off-by: Sunil Khatri <[email protected]>
> ---
>  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c | 53 +++++++++++++++++++++
>  drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h |  4 ++
>  drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c   | 47 +-----------------
>  3 files changed, 58 insertions(+), 46 deletions(-)
> 
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
> index f51c3443159d..63b702ec972b 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.c
> @@ -39,6 +39,7 @@
>  
>  #include "amdgpu_reset.h"
>  #include "amdgpu_psp_ta.h"
> +#include "amdgpu_userq.h"
>  
>  #if defined(CONFIG_DEBUG_FS)
>  
> @@ -2156,6 +2157,53 @@ static const struct file_operations 
> amdgpu_pt_info_fops = {
>       .release = single_release,
>  };
>  
> +static int amdgpu_mqd_info_read(struct seq_file *m, void *unused)
> +{
> +     struct amdgpu_usermode_queue *queue = m->private;
> +     struct amdgpu_bo *bo;
> +     int r;
> +
> +     if (!queue || !queue->mqd.obj)
> +             return -EINVAL;
> +
> +     bo = amdgpu_bo_ref(queue->mqd.obj);
> +     r = amdgpu_bo_reserve(bo, true);
> +     if (r) {
> +             amdgpu_bo_unref(&bo);
> +             return -EINVAL;
> +     }
> +
> +     seq_printf(m, "queue_type: %d\n", queue->queue_type);
> +     seq_printf(m, "mqd_gpu_address: 0x%llx\n", 
> amdgpu_bo_gpu_offset(queue->mqd.obj));
> +
> +     amdgpu_bo_unreserve(bo);
> +     amdgpu_bo_unref(&bo);
> +
> +     return 0;
> +}
> +
> +static int amdgpu_mqd_info_open(struct inode *inode, struct file *file)
> +{
> +     return single_open(file, amdgpu_mqd_info_read, inode->i_private);
> +}
> +
> +static const struct file_operations amdgpu_mqd_info_fops = {
> +     .owner = THIS_MODULE,
> +     .open = amdgpu_mqd_info_open,
> +     .read = seq_read,
> +     .llseek = seq_lseek,
> +     .release = single_release,
> +};
> +
> +void amdgpu_debugfs_userq_init(struct drm_file *file, struct 
> amdgpu_usermode_queue *queue, int qid)
> +{
> +     char queue_name[32];
> +
> +     scnprintf(queue_name, sizeof(queue_name), "queue_%d", qid);
> +     queue->debugfs_queue = debugfs_create_dir(queue_name, 
> file->debugfs_client);
> +     debugfs_create_file("mqd_info", 0444, queue->debugfs_queue, queue, 
> &amdgpu_mqd_info_fops);
> +}
> +
>  void amdgpu_debugfs_vm_init(struct drm_file *file)
>  {
>       debugfs_create_file("vm_pagetable_info", 0444, file->debugfs_client, 
> file,
> @@ -2174,4 +2222,9 @@ int amdgpu_debugfs_regs_init(struct amdgpu_device *adev)
>  void amdgpu_debugfs_vm_init(struct drm_file *file)
>  {
>  }
> +void amdgpu_debugfs_userq_init(struct drm_file *file,
> +                            struct amdgpu_usermode_queue *queue,
> +                            int qid)
> +{
> +}
>  #endif
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h
> index e7b3c38e5186..e88b4a1e564c 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_debugfs.h
> @@ -25,6 +25,7 @@
>  /*
>   * Debugfs
>   */
> +struct amdgpu_usermode_queue;
>  
>  int amdgpu_debugfs_regs_init(struct amdgpu_device *adev);
>  int amdgpu_debugfs_init(struct amdgpu_device *adev);
> @@ -34,4 +35,7 @@ void amdgpu_debugfs_firmware_init(struct amdgpu_device 
> *adev);
>  void amdgpu_debugfs_gem_init(struct amdgpu_device *adev);
>  void amdgpu_debugfs_mes_event_log_init(struct amdgpu_device *adev);
>  void amdgpu_debugfs_vm_init(struct drm_file *file);
> +void amdgpu_debugfs_userq_init(struct drm_file *file,
> +                            struct amdgpu_usermode_queue *queue,
> +                            int qid);
>  
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c 
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
> index 1543ca324f43..472936f90c19 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_userq.c
> @@ -709,46 +709,6 @@ static int amdgpu_userq_priority_permit(struct drm_file 
> *filp,
>       return -EACCES;
>  }
>  
> -#if defined(CONFIG_DEBUG_FS)
> -static int amdgpu_mqd_info_read(struct seq_file *m, void *unused)
> -{
> -     struct amdgpu_usermode_queue *queue = m->private;
> -     struct amdgpu_bo *bo;
> -     int r;
> -
> -     if (!queue || !queue->mqd.obj)
> -             return -EINVAL;
> -
> -     bo = amdgpu_bo_ref(queue->mqd.obj);
> -     r = amdgpu_bo_reserve(bo, true);
> -     if (r) {
> -             amdgpu_bo_unref(&bo);
> -             return -EINVAL;
> -     }
> -
> -     seq_printf(m, "queue_type: %d\n", queue->queue_type);
> -     seq_printf(m, "mqd_gpu_address: 0x%llx\n", 
> amdgpu_bo_gpu_offset(queue->mqd.obj));
> -
> -     amdgpu_bo_unreserve(bo);
> -     amdgpu_bo_unref(&bo);
> -
> -     return 0;
> -}
> -
> -static int amdgpu_mqd_info_open(struct inode *inode, struct file *file)
> -{
> -     return single_open(file, amdgpu_mqd_info_read, inode->i_private);
> -}
> -
> -static const struct file_operations amdgpu_mqd_info_fops = {
> -     .owner = THIS_MODULE,
> -     .open = amdgpu_mqd_info_open,
> -     .read = seq_read,
> -     .llseek = seq_lseek,
> -     .release = single_release,
> -};
> -#endif
> -
>  static int
>  amdgpu_userq_create(struct drm_file *filp, union drm_amdgpu_userq *args)
>  {
> @@ -886,12 +846,7 @@ amdgpu_userq_create(struct drm_file *filp, union 
> drm_amdgpu_userq *args)
>       up_read(&adev->reset_domain->sem);
>  
>  #if defined(CONFIG_DEBUG_FS)
> -     char queue_name[32];
> -
> -     scnprintf(queue_name, sizeof(queue_name), "queue_%d", qid);
> -     /* Queue dentry per client to hold MQD information   */
> -     queue->debugfs_queue = debugfs_create_dir(queue_name, 
> filp->debugfs_client);
> -     debugfs_create_file("mqd_info", 0444, queue->debugfs_queue, queue, 
> &amdgpu_mqd_info_fops);
> +     amdgpu_debugfs_userq_init(filp, queue, qid);
>  #endif

That #if defined protection can now be dropped.

With that fixed Reviewed-by: Christian König <[email protected]>.

Regards,
Christian.

>       amdgpu_userq_init_hang_detect_work(queue);
>  

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