diff options
Diffstat (limited to 'drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c index 64414c51312d..ba6b56f20269 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c @@ -658,7 +658,10 @@ int dc_link_aux_transfer_raw(struct ddc_service *ddc, struct aux_payload *payload, enum aux_return_code_type *operation_result) { - return dce_aux_transfer_raw(ddc, payload, operation_result); + if (dc_enable_dmub_notifications(ddc->ctx->dc)) + return dce_aux_transfer_dmub_raw(ddc, payload, operation_result); + else + return dce_aux_transfer_raw(ddc, payload, operation_result); } /* dc_link_aux_transfer_with_retries() - Attempt to submit an @@ -682,6 +685,10 @@ bool dc_link_aux_try_to_configure_timeout(struct ddc_service *ddc, bool result = false; struct ddc *ddc_pin = ddc->ddc_pin; + /* Do not try to access nonexistent DDC pin. */ + if (ddc->link->ep_type != DISPLAY_ENDPOINT_PHY) + return true; + if (ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout) { ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout(ddc, timeout); result = true; |