diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/dce/dce_aux.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dce/dce_aux.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c index 739298d2dff3..bb4ac5042c80 100644 --- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c +++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c @@ -735,7 +735,15 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, (unsigned int) payload->mot); if (payload->write) dce_aux_log_payload(" write", payload->data, payload->length, 16); - ret = dce_aux_transfer_raw(ddc, payload, &operation_result); + + /* Check whether aux to be processed via dmub or dcn directly */ + if (ddc->ctx->dc->debug.enable_dmub_aux_for_legacy_ddc + || ddc->ddc_pin == NULL) { + ret = dce_aux_transfer_dmub_raw(ddc, payload, &operation_result); + } else { + ret = dce_aux_transfer_raw(ddc, payload, &operation_result); + } + DC_TRACE_LEVEL_MESSAGE(DAL_TRACE_LEVEL_INFORMATION, LOG_FLAG_I2cAux_DceAux, "dce_aux_transfer_with_retries: link_index=%u: END: retry %d of %d: address=0x%04x length=%u write=%d mot=%d: ret=%d operation_result=%d payload->reply=%u", @@ -770,7 +778,7 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, aux_defer_retries, AUX_MAX_RETRIES); goto fail; - } else + } else udelay(300); } else if (payload->write && ret > 0) { /* sink requested more time to complete the write via AUX_ACKM */ @@ -790,7 +798,6 @@ bool dce_aux_transfer_with_retries(struct ddc_service *ddc, payload->write_status_update = true; payload->length = 0; udelay(300); - } else return true; break; |