diff options
Diffstat (limited to 'drivers/gpu/drm/i915/display/intel_dp_link_training.h')
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_dp_link_training.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_dp_link_training.h b/drivers/gpu/drm/i915/display/intel_dp_link_training.h index 2c8f2775891b..1ba22ed6db08 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_link_training.h +++ b/drivers/gpu/drm/i915/display/intel_dp_link_training.h @@ -8,12 +8,22 @@ #include <drm/display/drm_dp_helper.h> +struct intel_atomic_state; +struct intel_connector; struct intel_crtc_state; struct intel_dp; +int intel_dp_read_dprx_caps(struct intel_dp *intel_dp, u8 dpcd[DP_RECEIVER_CAP_SIZE]); int intel_dp_init_lttpr_and_dprx_caps(struct intel_dp *intel_dp); +bool intel_dp_lttpr_transparent_mode_enabled(struct intel_dp *intel_dp); -void intel_dp_get_adjust_train(struct intel_dp *intel_dp, +void intel_dp_link_training_set_mode(struct intel_dp *intel_dp, + int link_rate, bool is_vrr); +void intel_dp_link_training_set_bw(struct intel_dp *intel_dp, + int link_bw, int rate_select, int lane_count, + bool enhanced_framing); + +bool intel_dp_get_adjust_train(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state, enum drm_dp_phy dp_phy, const u8 link_status[DP_LINK_STATUS_SIZE]); @@ -24,7 +34,8 @@ void intel_dp_program_link_training_pattern(struct intel_dp *intel_dp, void intel_dp_set_signal_levels(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state, enum drm_dp_phy dp_phy); -void intel_dp_start_link_train(struct intel_dp *intel_dp, +void intel_dp_start_link_train(struct intel_atomic_state *state, + struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state); void intel_dp_stop_link_train(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state); @@ -41,4 +52,7 @@ static inline u8 intel_dp_training_pattern_symbol(u8 pattern) void intel_dp_128b132b_sdp_crc16(struct intel_dp *intel_dp, const struct intel_crtc_state *crtc_state); + +void intel_dp_link_training_debugfs_add(struct intel_connector *connector); + #endif /* __INTEL_DP_LINK_TRAINING_H__ */ |