Re: [PATCH] drm/i915: Update docs in intel_wakeref.h

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Hi Nirmoy,

On Thu, Jan 05, 2023 at 09:38:43PM +0100, Nirmoy Das wrote:
> Fix docs for __intel_wakeref_put() and intel_wakeref_get() to
> reflect current behaviour.
> 
> Signed-off-by: Nirmoy Das <nirmoy.das@xxxxxxxxx>

Thanks for adding also the change suggested by Ashutosh!

Reviewed-by: Andi Shyti <andi.shyti@xxxxxxxxxxxxxxx>

Andi

> ---
>  drivers/gpu/drm/i915/intel_wakeref.h | 21 ++++++++++-----------
>  1 file changed, 10 insertions(+), 11 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_wakeref.h b/drivers/gpu/drm/i915/intel_wakeref.h
> index 4f4c2e15e736..71b8a63f6f10 100644
> --- a/drivers/gpu/drm/i915/intel_wakeref.h
> +++ b/drivers/gpu/drm/i915/intel_wakeref.h
> @@ -68,11 +68,12 @@ void __intel_wakeref_put_last(struct intel_wakeref *wf, unsigned long flags);
>   * @wf: the wakeref
>   *
>   * Acquire a hold on the wakeref. The first user to do so, will acquire
> - * the runtime pm wakeref and then call the @fn underneath the wakeref
> - * mutex.
> + * the runtime pm wakeref and then call the intel_wakeref_ops->get()
> + * underneath the wakeref mutex.
>   *
> - * Note that @fn is allowed to fail, in which case the runtime-pm wakeref
> - * will be released and the acquisition unwound, and an error reported.
> + * Note that intel_wakeref_ops->get() is allowed to fail, in which case
> + * the runtime-pm wakeref will be released and the acquisition unwound,
> + * and an error reported.
>   *
>   * Returns: 0 if the wakeref was acquired successfully, or a negative error
>   * code otherwise.
> @@ -130,19 +131,17 @@ intel_wakeref_might_get(struct intel_wakeref *wf)
>  }
>  
>  /**
> - * intel_wakeref_put_flags: Release the wakeref
> + * __intel_wakeref_put: Release the wakeref
>   * @wf: the wakeref
>   * @flags: control flags
>   *
>   * Release our hold on the wakeref. When there are no more users,
> - * the runtime pm wakeref will be released after the @fn callback is called
> - * underneath the wakeref mutex.
> + * the runtime pm wakeref will be released after the intel_wakeref_ops->put()
> + * callback is called underneath the wakeref mutex.
>   *
> - * Note that @fn is allowed to fail, in which case the runtime-pm wakeref
> - * is retained and an error reported.
> + * Note that intel_wakeref_ops->put() is allowed to fail, in which case the
> + * runtime-pm wakeref is retained.
>   *
> - * Returns: 0 if the wakeref was released successfully, or a negative error
> - * code otherwise.
>   */
>  static inline void
>  __intel_wakeref_put(struct intel_wakeref *wf, unsigned long flags)
> -- 
> 2.38.0



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