On Fri, Dec 04, 2020 at 05:08:29PM -0800, Aditya Swarup wrote:
> From: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
>
> Alderlake-S has 5 combo phys, add reg definitions for
> combo phys and update the port to phy helper for ADL-S.
>
> v2:
> - Change IS_GEN() >= 12 to IS_TIGERLAKE() in intel_phy_is_tc()
> and return false for platforms RKL,DG1 and ADLS.(mdroper)
>
> Cc: Lucas De Marchi <lucas.demarchi@xxxxxxxxx>
> Cc: Jani Nikula <jani.nikula@xxxxxxxxx>
> Cc: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> Cc: Imre Deak <imre.deak@xxxxxxxxx>
> Cc: Matt Roper <matthew.d.roper@xxxxxxxxx>
> Signed-off-by: Anusha Srivatsa <anusha.srivatsa@xxxxxxxxx>
> Signed-off-by: Aditya Swarup <aditya.swarup@xxxxxxxxx>
Reviewed-by: Matt Roper <matthew.d.roper@xxxxxxxxx>
> ---
> drivers/gpu/drm/i915/display/intel_display.c | 10 ++++++----
> drivers/gpu/drm/i915/i915_reg.h | 5 ++++-
> 2 files changed, 10 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
> index 9187a20a8aca..2d1c5bfe4032 100644
> --- a/drivers/gpu/drm/i915/display/intel_display.c
> +++ b/drivers/gpu/drm/i915/display/intel_display.c
> @@ -7397,6 +7397,8 @@ bool intel_phy_is_combo(struct drm_i915_private *dev_priv, enum phy phy)
> {
> if (phy == PHY_NONE)
> return false;
> + else if (IS_ALDERLAKE_S(dev_priv))
> + return phy <= PHY_E;
> else if (IS_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv))
> return phy <= PHY_D;
> else if (IS_JSL_EHL(dev_priv))
> @@ -7409,9 +7411,7 @@ 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_DG1(dev_priv) || IS_ROCKETLAKE(dev_priv))
> - return false;
> - else if (INTEL_GEN(dev_priv) >= 12)
> + if (IS_TIGERLAKE(dev_priv))
> return phy >= PHY_D && phy <= PHY_I;
> else if (INTEL_GEN(dev_priv) >= 11 && !IS_JSL_EHL(dev_priv))
> return phy >= PHY_C && phy <= PHY_F;
> @@ -7421,7 +7421,9 @@ bool intel_phy_is_tc(struct drm_i915_private *dev_priv, enum phy phy)
>
> enum phy intel_port_to_phy(struct drm_i915_private *i915, enum port port)
> {
> - if ((IS_DG1(i915) || IS_ROCKETLAKE(i915)) && port >= PORT_TC1)
> + if (IS_ALDERLAKE_S(i915) && port >= PORT_TC1)
> + return PHY_B + port - PORT_TC1;
> + else if ((IS_DG1(i915) || IS_ROCKETLAKE(i915)) && port >= PORT_TC1)
> return PHY_C + port - PORT_TC1;
> else if (IS_JSL_EHL(i915) && port == PORT_D)
> return PHY_A;
> diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
> index cdc67f583a9c..60a0d4c35cae 100644
> --- a/drivers/gpu/drm/i915/i915_reg.h
> +++ b/drivers/gpu/drm/i915/i915_reg.h
> @@ -1874,10 +1874,13 @@ static inline bool i915_mmio_reg_valid(i915_reg_t reg)
> #define _ICL_COMBOPHY_B 0x6C000
> #define _EHL_COMBOPHY_C 0x160000
> #define _RKL_COMBOPHY_D 0x161000
> +#define _ADL_COMBOPHY_E 0x16B000
> +
> #define _ICL_COMBOPHY(phy) _PICK(phy, _ICL_COMBOPHY_A, \
> _ICL_COMBOPHY_B, \
> _EHL_COMBOPHY_C, \
> - _RKL_COMBOPHY_D)
> + _RKL_COMBOPHY_D, \
> + _ADL_COMBOPHY_E)
>
> /* CNL/ICL Port CL_DW registers */
> #define _ICL_PORT_CL_DW(dw, phy) (_ICL_COMBOPHY(phy) + \
> --
> 2.27.0
>
--
Matt Roper
Graphics Software Engineer
VTT-OSGC Platform Enablement
Intel Corporation
(916) 356-2795
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