On Fri, Jul 18, 2025 at 01:34:13PM -0300, Luiz Otavio Mello wrote:
> Includes the missing file drm_device.h, which was unintentionally
> omitted in v1.
> 
> i915 is the only remaining user of struct_mutex lock.
> 
> Move it from drm_device to drm_i915_private so it is only used within
> the i915 driver.
> 
> Also update intel_guc_log.c to use the new location of struct_mutex.
> 
> Signed-off-by: Luiz Otavio Mello <luiz.me...@estudante.ufscar.br>
> ---
>  drivers/gpu/drm/i915/gt/uc/intel_guc_log.c |  4 ++--
>  drivers/gpu/drm/i915/i915_drv.h            |  8 ++++++++
>  include/drm/drm_device.h                   | 10 ----------
>  3 files changed, 10 insertions(+), 12 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c 
> b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
> index e8a04e476c57..7135fdb0ebb4 100644
> --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
> +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_log.c
> @@ -678,7 +678,7 @@ int intel_guc_log_set_level(struct intel_guc_log *log, 
> u32 level)
>       if (level < GUC_LOG_LEVEL_DISABLED || level > GUC_LOG_LEVEL_MAX)
>               return -EINVAL;
>  
> -     mutex_lock(&i915->drm.struct_mutex);
> +     mutex_lock(&i915->struct_mutex);
>  
>       if (log->level == level)
>               goto out_unlock;
> @@ -696,7 +696,7 @@ int intel_guc_log_set_level(struct intel_guc_log *log, 
> u32 level)
>       log->level = level;
>  
>  out_unlock:
> -     mutex_unlock(&i915->drm.struct_mutex);
> +     mutex_unlock(&i915->struct_mutex);
>  
>       return ret;
>  }
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index d0e1980dcba2..c585569b6036 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -224,6 +224,14 @@ struct drm_i915_private {
>  
>       bool irqs_enabled;
>  
> +     /*
> +      * Currently, struct_mutex is only used by the i915 driver as a 
> replacement
> +      * for BLK. 
               ^BKL.


        Sam

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