On Fri, Apr 01, 2016 at 04:02:41PM +0300, Imre Deak wrote:
> The power-down step logically belongs to the individual PHY uninit
> sequence so move it there. The only functional change is that we will
> power down now PHY 1 separately before PHY 0 and preserve the other bits
> in the register which are defined as reserved.
>
> Signed-off-by: Imre Deak <imre.d...@intel.com>
Reviewed-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> ---
> drivers/gpu/drm/i915/intel_ddi.c | 7 ++++---
> 1 file changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/intel_ddi.c
> b/drivers/gpu/drm/i915/intel_ddi.c
> index 29017a4..d16effd 100644
> --- a/drivers/gpu/drm/i915/intel_ddi.c
> +++ b/drivers/gpu/drm/i915/intel_ddi.c
> @@ -1849,15 +1849,16 @@ static void broxton_phy_uninit(struct
> drm_i915_private *dev_priv,
> val = I915_READ(BXT_PHY_CTL_FAMILY(phy));
> val &= ~COMMON_RESET_DIS;
> I915_WRITE(BXT_PHY_CTL_FAMILY(phy), val);
> +
> + val = I915_READ(BXT_P_CR_GT_DISP_PWRON);
> + val &= ~GT_DISPLAY_POWER_ON(phy);
> + I915_WRITE(BXT_P_CR_GT_DISP_PWRON, val);
> }
>
> void broxton_ddi_phy_uninit(struct drm_i915_private *dev_priv)
> {
> broxton_phy_uninit(dev_priv, DPIO_PHY1);
> broxton_phy_uninit(dev_priv, DPIO_PHY0);
> -
> - /* FIXME: do this in broxton_phy_uninit per phy */
> - I915_WRITE(BXT_P_CR_GT_DISP_PWRON, 0);
> }
>
> void intel_ddi_prepare_link_retrain(struct intel_dp *intel_dp)
> --
> 2.5.0
>
> _______________________________________________
> Intel-gfx mailing list
> Intel-gfx@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/intel-gfx
--
Ville Syrjälä
Intel OTC
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