[Intel-gfx] [PATCH 60/66] drm/i915: Document that the pll->mode_set hook is optional

[Damien Lespiau]

On Thu, Apr 24, 2014 at 11:55:36PM +0200, Daniel Vetter wrote:
> The WRPLLs won't use them.
> 
> Signed-off-by: Daniel Vetter <daniel.vetter at ffwll.ch>

/*
 * Comments spawning multiple lines are formatted...
 * ...this way
 */

Reviewed-by: Damien Lespiau <damien.lespiau at intel.com>

-- 
Damien

> ---
>  drivers/gpu/drm/i915/i915_drv.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
> index babeb7e92ee4..b01ee265310f 100644
> --- a/drivers/gpu/drm/i915/i915_drv.h
> +++ b/drivers/gpu/drm/i915/i915_drv.h
> @@ -198,6 +198,8 @@ struct intel_shared_dpll {
>  	/* should match the index in the dev_priv->shared_dplls array */
>  	enum intel_dpll_id id;
>  	struct intel_dpll_hw_state hw_state;
> +	/* The mode_set hook is optional and should be used together with the
> +	 * intel_prepare_shared_dpll function. */
>  	void (*mode_set)(struct drm_i915_private *dev_priv,
>  			 struct intel_shared_dpll *pll);
>  	void (*enable)(struct drm_i915_private *dev_priv,
> -- 
> 1.8.1.4
> 
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