[Intel-gfx] [PATCH v4 07/23] drm/i915/adl_p: Setup ports/phys

Imre Deak imre.deak at intel.com
Mon May 17 18:01:02 UTC 2021


On Fri, May 14, 2021 at 08:10:19PM -0700, Matt Roper wrote:
> From: Anusha Srivatsa <anusha.srivatsa at intel.com>
> 
> The SoC has 6 DDI ports(DDI A,DDI B and DDI TC1-4.
> The first two are connected to combo phys while
> the rest are connected to TC phys.
> 
> Cc: Matt Roper <matthew.d.roper at intel.com>
> Cc: Clinton Taylor <clinton.a.taylor at intel.com>
> Cc: Lucas De Marchi <lucas.demarchi at intel.com>
> Cc: Swathi Dhanavanthri <swathi.dhanavanthri at intel.com>
> Signed-off-by: Anusha Srivatsa <anusha.srivatsa at intel.com>
> Signed-off-by: Clinton Taylor <Clinton.A.Taylor at intel.com>
> Signed-off-by: Matt Roper <matthew.d.roper at intel.com>

Reviewed-by: Imre Deak <imre.deak at intel.com>

> ---
>  drivers/gpu/drm/i915/display/intel_display.c | 13 +++++++++++--
>  1 file changed, 11 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 2c2c5676dc30..f7b25a723f87 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -3675,7 +3675,9 @@ bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy)
>  
>  bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy)
>  {
> -	if (IS_TIGERLAKE(dev_priv))
> +	if (IS_ALDERLAKE_P(dev_priv))
> +		return phy >= PHY_F && phy <= PHY_I;
> +	else if (IS_TIGERLAKE(dev_priv))
>  		return phy >= PHY_D && phy <= PHY_I;
>  	else if (IS_ICELAKE(dev_priv))
>  		return phy >= PHY_C && phy <= PHY_F;
> @@ -11253,7 +11255,14 @@ static void intel_setup_outputs(struct drm_i915_private *dev_priv)
>  	if (!HAS_DISPLAY(dev_priv))
>  		return;
>  
> -	if (IS_ALDERLAKE_S(dev_priv)) {
> +	if (IS_ALDERLAKE_P(dev_priv)) {
> +		intel_ddi_init(dev_priv, PORT_A);
> +		intel_ddi_init(dev_priv, PORT_B);
> +		intel_ddi_init(dev_priv, PORT_TC1);
> +		intel_ddi_init(dev_priv, PORT_TC2);
> +		intel_ddi_init(dev_priv, PORT_TC3);
> +		intel_ddi_init(dev_priv, PORT_TC4);
> +	} else if (IS_ALDERLAKE_S(dev_priv)) {
>  		intel_ddi_init(dev_priv, PORT_A);
>  		intel_ddi_init(dev_priv, PORT_TC1);
>  		intel_ddi_init(dev_priv, PORT_TC2);
> -- 
> 2.25.4
> 
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