diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dc_link.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc_link.h | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index 83845d006c54..69b008bafbbc 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -45,6 +45,10 @@ struct dc_link_status { struct link_mst_stream_allocation { /* DIG front */ const struct stream_encoder *stream_enc; +#if defined(CONFIG_DRM_AMD_DC_DCN) + /* HPO DP Stream Encoder */ + const struct hpo_dp_stream_encoder *hpo_dp_stream_enc; +#endif /* associate DRM payload table with DC stream encoder */ uint8_t vcp_id; /* number of slots required for the DP stream in transport packet */ @@ -117,7 +121,7 @@ struct dc_link { struct dc_link_settings reported_link_cap; struct dc_link_settings verified_link_cap; struct dc_link_settings cur_link_settings; - struct dc_lane_settings cur_lane_setting; + struct dc_lane_settings cur_lane_setting[LANE_COUNT_DP_MAX]; struct dc_link_settings preferred_link_setting; struct dc_link_training_overrides preferred_training_settings; struct dp_audio_test_data audio_test_data; @@ -150,6 +154,9 @@ struct dc_link { struct panel_cntl *panel_cntl; struct link_encoder *link_enc; +#if defined(CONFIG_DRM_AMD_DC_DCN) + struct hpo_dp_link_encoder *hpo_dp_link_enc; +#endif struct graphics_object_id link_id; /* Endpoint type distinguishes display endpoints which do not have entries * in the BIOS connector table from those that do. Helps when tracking link @@ -270,6 +277,7 @@ bool dc_link_setup_psr(struct dc_link *dc_link, struct psr_context *psr_context); void dc_link_get_psr_residency(const struct dc_link *link, uint32_t *residency); +void blank_all_dp_displays(struct dc *dc, bool hw_init); /* Request DC to detect if there is a Panel connected. * boot - If this call is during initial boot. @@ -296,7 +304,8 @@ enum dc_status dc_link_allocate_mst_payload(struct pipe_ctx *pipe_ctx); * false - no change in Downstream port status. No further action required * from DM. */ bool dc_link_handle_hpd_rx_irq(struct dc_link *dc_link, - union hpd_irq_data *hpd_irq_dpcd_data, bool *out_link_loss); + union hpd_irq_data *hpd_irq_dpcd_data, bool *out_link_loss, + bool defer_handling, bool *has_left_work); /* * On eDP links this function call will stall until T12 has elapsed. @@ -305,9 +314,9 @@ bool dc_link_handle_hpd_rx_irq(struct dc_link *dc_link, */ bool dc_link_wait_for_t12(struct dc_link *link); -enum dc_status read_hpd_rx_irq_data( - struct dc_link *link, - union hpd_irq_data *irq_data); +void dc_link_dp_handle_automated_test(struct dc_link *link); +void dc_link_dp_handle_link_loss(struct dc_link *link); +bool dc_link_dp_allow_hpd_rx_irq(const struct dc_link *link); struct dc_sink_init_data; |