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 | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dc_link.h b/drivers/gpu/drm/amd/display/dc/dc_link.h index ce6e8d013459..aa818bf840eb 100644 --- a/drivers/gpu/drm/amd/display/dc/dc_link.h +++ b/drivers/gpu/drm/amd/display/dc/dc_link.h @@ -76,6 +76,28 @@ struct link_trace { struct time_stamp time_stamp; }; +struct dp_trace_lt_counts { + unsigned int total; + unsigned int fail; +}; + +struct dp_trace_lt { + struct dp_trace_lt_counts counts; + struct dp_trace_timestamps { + unsigned long long start; + unsigned long long end; + } timestamps; + enum link_training_result result; + bool is_logged; +}; + +struct dp_trace { + struct dp_trace_lt detect_lt_trace; + struct dp_trace_lt commit_lt_trace; + unsigned int link_loss_count; + bool is_initialized; +}; + /* PSR feature flags */ struct psr_settings { bool psr_feature_enabled; // PSR is supported by sink @@ -121,6 +143,8 @@ struct dc_link { bool edp_sink_present; + struct dp_trace dp_trace; + /* caps is the same as reported_link_cap. link_traing use * reported_link_cap. Will clean up. TODO */ @@ -442,6 +466,11 @@ const struct dc_link_settings *dc_link_get_link_cap( void dc_link_overwrite_extended_receiver_cap( struct dc_link *link); +bool dc_is_oem_i2c_device_present( + struct dc *dc, + size_t slave_address +); + bool dc_submit_i2c( struct dc *dc, uint32_t link_index, @@ -470,4 +499,16 @@ void dc_link_clear_dprx_states(struct dc_link *link); struct gpio *get_hpd_gpio(struct dc_bios *dcb, struct graphics_object_id link_id, struct gpio_service *gpio_service); +void dp_trace_reset(struct dc_link *link); +bool dc_dp_trace_is_initialized(struct dc_link *link); +unsigned long long dc_dp_trace_get_lt_end_timestamp(struct dc_link *link, + bool in_detection); +void dc_dp_trace_set_is_logged_flag(struct dc_link *link, + bool in_detection, + bool is_logged); +bool dc_dp_trace_is_logged(struct dc_link *link, + bool in_detection); +struct dp_trace_lt_counts *dc_dp_trace_get_lt_counts(struct dc_link *link, + bool in_detection); +unsigned int dc_dp_trace_get_link_loss_count(struct dc_link *link); #endif /* DC_LINK_H_ */ |