From: Dnyaneshwar Bhadane <dnyaneshwar.bhadane@xxxxxxxxx> When deciding the type of the phy, add PTL support to make sure the correct path is taken for selection of C10 PHY. Only port A is connected C10 PHY for Pantherlake. Bspec: 72571 Signed-off-by: Dnyaneshwar Bhadane <dnyaneshwar.bhadane@xxxxxxxxx> Signed-off-by: Matt Atwood <matthew.s.atwood@xxxxxxxxx> Signed-off-by: Clint Taylor <Clinton.A.Taylor@xxxxxxxxx> Reviewed-by: Gustavo Sousa <gustavo.sousa@xxxxxxxxx> --- drivers/gpu/drm/i915/display/intel_cx0_phy.c | 3 +++ drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h | 1 + 2 files changed, 4 insertions(+) diff --git a/drivers/gpu/drm/i915/display/intel_cx0_phy.c b/drivers/gpu/drm/i915/display/intel_cx0_phy.c index d05daa7a2b03..4d6e1c135bdc 100644 --- a/drivers/gpu/drm/i915/display/intel_cx0_phy.c +++ b/drivers/gpu/drm/i915/display/intel_cx0_phy.c @@ -34,6 +34,9 @@ bool intel_encoder_is_c10phy(struct intel_encoder *encoder) struct drm_i915_private *i915 = to_i915(encoder->base.dev); enum phy phy = intel_encoder_to_phy(encoder); + if (IS_PANTHERLAKE(i915) && phy == PHY_A) + return true; + if ((IS_LUNARLAKE(i915) || IS_METEORLAKE(i915)) && phy < PHY_C) return true; diff --git a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h index b7041b578e5e..bd8c3de57dcd 100644 --- a/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h +++ b/drivers/gpu/drm/xe/compat-i915-headers/i915_drv.h @@ -67,6 +67,7 @@ static inline struct drm_i915_private *to_i915(const struct drm_device *dev) #define IS_METEORLAKE(dev_priv) IS_PLATFORM(dev_priv, XE_METEORLAKE) #define IS_LUNARLAKE(dev_priv) IS_PLATFORM(dev_priv, XE_LUNARLAKE) #define IS_BATTLEMAGE(dev_priv) IS_PLATFORM(dev_priv, XE_BATTLEMAGE) +#define IS_PANTHERLAKE(dev_priv) IS_PLATFORM(dev_priv, XE_PANTHERLAKE) #define IS_HASWELL_ULT(dev_priv) (dev_priv && 0) #define IS_BROADWELL_ULT(dev_priv) (dev_priv && 0) -- 2.25.1
