diff options
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 3 | ||||
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dc.h | 5 |
2 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c index 54e396452345..701a882505e9 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c @@ -1028,6 +1028,9 @@ enum link_training_result dc_link_dp_perform_link_training( lt_settings.lane_settings[0].VOLTAGE_SWING, lt_settings.lane_settings[0].PRE_EMPHASIS); + if (status != LINK_TRAINING_SUCCESS) + link->ctx->dc->debug.debug_data.ltFailCount++; + return status; } diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h index 85f5ddded418..f74ad8e3fd4e 100644 --- a/drivers/gpu/drm/amd/display/dc/dc.h +++ b/drivers/gpu/drm/amd/display/dc/dc.h @@ -259,6 +259,11 @@ struct dc_debug { bool scl_reset_length10; bool hdmi20_disable; + struct { + uint32_t ltFailCount; + uint32_t i2cErrorCount; + uint32_t auxErrorCount; + } debug_data; }; struct dc_state; struct resource_pool; |