Helpful abstraction to avoid duplication.
Signed-off-by: Jani Nikula jani.nikula@intel.com --- drivers/gpu/drm/i915/display/intel_dp.c | 6 ++++++ drivers/gpu/drm/i915/display/intel_dp.h | 1 + 2 files changed, 7 insertions(+)
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index d28bd8c4a8a5..d189d95e4450 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -115,6 +115,12 @@ bool intel_dp_is_edp(struct intel_dp *intel_dp) static void intel_dp_unset_edid(struct intel_dp *intel_dp); static int intel_dp_dsc_compute_bpp(struct intel_dp *intel_dp, u8 dsc_max_bpc);
+/* Is link rate UHBR and thus 128b/132b? */ +bool intel_dp_is_uhbr(const struct intel_crtc_state *crtc_state) +{ + return crtc_state->port_clock >= 1000000; +} + /* update sink rates from dpcd */ static void intel_dp_set_sink_rates(struct intel_dp *intel_dp) { diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index a28fff286c21..94b568704b22 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -58,6 +58,7 @@ int intel_dp_compute_config(struct intel_encoder *encoder, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state); bool intel_dp_is_edp(struct intel_dp *intel_dp); +bool intel_dp_is_uhbr(const struct intel_crtc_state *crtc_state); bool intel_dp_is_port_edp(struct drm_i915_private *dev_priv, enum port port); enum irqreturn intel_dp_hpd_pulse(struct intel_digital_port *dig_port, bool long_hpd);