[Intel-gfx] [PATCH 34/37] drm/i915: do not use fdi_normal_train on haswell

[Rodrigo Vivi]

Reviewed-by: Rodrigo Vivi <rodrigo.vivi at gmail.com>

On Wed, Mar 21, 2012 at 10:10 PM, Eugeni Dodonov
<eugeni.dodonov at intel.com> wrote:
> This should be already configured when FDI auto-negotiation is done.
>
> Signed-off-by: Eugeni Dodonov <eugeni.dodonov at intel.com>
> ---
>  drivers/gpu/drm/i915/intel_display.c |    3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
> index 8a839be..5f6cb35 100644
> --- a/drivers/gpu/drm/i915/intel_display.c
> +++ b/drivers/gpu/drm/i915/intel_display.c
> @@ -3195,7 +3195,8 @@ static void ironlake_pch_enable(struct drm_crtc *crtc)
>        I915_WRITE(TRANS_VSYNC(pipe),  I915_READ(VSYNC(pipe)));
>        I915_WRITE(TRANS_VSYNCSHIFT(pipe),  I915_READ(VSYNCSHIFT(pipe)));
>
> -       intel_fdi_normal_train(crtc);
> +       if (!IS_HASWELL(dev))
> +               intel_fdi_normal_train(crtc);
>
>        /* For PCH DP, enable TRANS_DP_CTL */
>        if (HAS_PCH_CPT(dev) &&
> --
> 1.7.9.2
>
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-- 
Rodrigo Vivi
Blog: http://blog.vivi.eng.br
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