diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.h')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.h | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.h b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.h new file mode 100644 index 000000000000..702f97c6ead0 --- /dev/null +++ b/drivers/gpu/drm/amd/display/dc/link/accessories/link_dp_trace.h @@ -0,0 +1,57 @@ +/* + * Copyright 2022 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + * Authors: AMD + * + */ +#ifndef __LINK_DP_TRACE_H__ +#define __LINK_DP_TRACE_H__ + +void dp_trace_init(struct dc_link *link); +void dp_trace_reset(struct dc_link *link); +bool dc_dp_trace_is_initialized(struct dc_link *link); +void dp_trace_detect_lt_init(struct dc_link *link); +void dp_trace_commit_lt_init(struct dc_link *link); +void dp_trace_link_loss_increment(struct dc_link *link); +void dp_trace_lt_fail_count_update(struct dc_link *link, + unsigned int fail_count, + bool in_detection); +void dp_trace_lt_total_count_increment(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); +void dp_trace_lt_result_update(struct dc_link *link, + enum link_training_result result, + bool in_detection); +void dp_trace_set_lt_start_timestamp(struct dc_link *link, + bool in_detection); +void dp_trace_set_lt_end_timestamp(struct dc_link *link, + bool in_detection); +unsigned long long dc_dp_trace_get_lt_end_timestamp(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 /* __LINK_DP_TRACE_H__ */ |