On Wed, Jun 05, 2013 at 01:34:24PM +0200, Daniel Vetter wrote:
> Just yet another prep step to be able to do all this up-front, before
> we've set up any of the shared dplls in the new state. This will
> eventually be useful for atomic modesetting.
> 
> Signed-off-by: Daniel Vetter <daniel.vet...@ffwll.ch>

Reviewed-by: Damien Lespiau <damien.lesp...@intel.com>

-- 
Damien

> ---
>  drivers/gpu/drm/i915/intel_display.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/intel_display.c 
> b/drivers/gpu/drm/i915/intel_display.c
> index 334f86a..4d2284e 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -2999,7 +2999,7 @@ static void intel_put_shared_dpll(struct intel_crtc 
> *crtc)
>       crtc->config.shared_dpll = DPLL_ID_NONE;
>  }
>  
> -static struct intel_shared_dpll *intel_get_shared_dpll(struct intel_crtc 
> *crtc, u32 dpll, u32 fp)
> +static struct intel_shared_dpll *intel_get_shared_dpll(struct intel_crtc 
> *crtc)
>  {
>       struct drm_i915_private *dev_priv = crtc->base.dev->dev_private;
>       struct intel_shared_dpll *pll = intel_crtc_to_shared_dpll(crtc);
> @@ -3029,8 +3029,8 @@ static struct intel_shared_dpll 
> *intel_get_shared_dpll(struct intel_crtc *crtc,
>               if (pll->refcount == 0)
>                       continue;
>  
> -             if (dpll == (I915_READ(PCH_DPLL(pll->id)) & 0x7fffffff) &&
> -                 fp == I915_READ(PCH_FP0(pll->id))) {
> +             if (memcmp(&crtc->config.dpll_hw_state, &pll->hw_state,
> +                        sizeof(pll->hw_state)) == 0) {
>                       DRM_DEBUG_KMS("CRTC:%d sharing existing %s (refcount 
> %d, ative %d)\n",
>                                     crtc->base.base.id,
>                                     pll->name, pll->refcount, pll->active);
> @@ -5660,7 +5660,7 @@ static int ironlake_crtc_mode_set(struct drm_crtc *crtc,
>               else
>                       intel_crtc->config.dpll_hw_state.fp1 = fp;
>  
> -             pll = intel_get_shared_dpll(intel_crtc, dpll, fp);
> +             pll = intel_get_shared_dpll(intel_crtc);
>               if (pll == NULL) {
>                       DRM_DEBUG_DRIVER("failed to find PLL for pipe %c\n",
>                                        pipe_name(pipe));
> -- 
> 1.7.11.7
> 
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> Intel-gfx@lists.freedesktop.org
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