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 | 28 |
1 files changed, 15 insertions, 13 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 81789191d4ec..a49c10d5df26 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 @@ -187,7 +187,7 @@ void dal_ddc_i2c_payloads_add( } -static void construct( +static void ddc_service_construct( struct ddc_service *ddc_service, struct ddc_service_init_data *init_data) { @@ -206,7 +206,10 @@ static void construct( ddc_service->ddc_pin = NULL; } else { hw_info.ddc_channel = i2c_info.i2c_line; - hw_info.hw_supported = i2c_info.i2c_hw_assist; + if (ddc_service->link != NULL) + hw_info.hw_supported = i2c_info.i2c_hw_assist; + else + hw_info.hw_supported = false; ddc_service->ddc_pin = dal_gpio_create_ddc( gpio_service, @@ -236,11 +239,11 @@ struct ddc_service *dal_ddc_service_create( if (!ddc_service) return NULL; - construct(ddc_service, init_data); + ddc_service_construct(ddc_service, init_data); return ddc_service; } -static void destruct(struct ddc_service *ddc) +static void ddc_service_destruct(struct ddc_service *ddc) { if (ddc->ddc_pin) dal_gpio_destroy_ddc(&ddc->ddc_pin); @@ -252,7 +255,7 @@ void dal_ddc_service_destroy(struct ddc_service **ddc) BREAK_TO_DEBUGGER(); return; } - destruct(*ddc); + ddc_service_destruct(*ddc); kfree(*ddc); *ddc = NULL; } @@ -587,7 +590,7 @@ bool dal_ddc_submit_aux_command(struct ddc_service *ddc, struct aux_payload *payload) { uint32_t retrieved = 0; - bool ret = 0; + bool ret = false; if (!ddc) return false; @@ -647,17 +650,16 @@ bool dc_link_aux_transfer_with_retries(struct ddc_service *ddc, } -enum dc_status dc_link_aux_configure_timeout(struct ddc_service *ddc, +uint32_t dc_link_aux_configure_timeout(struct ddc_service *ddc, uint32_t timeout) { - enum dc_status status = DC_OK; + uint32_t prev_timeout = 0; struct ddc *ddc_pin = ddc->ddc_pin; - if (ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout == NULL) - return DC_ERROR_UNEXPECTED; - if (!ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout(ddc, timeout)) - status = DC_ERROR_UNEXPECTED; - return status; + if (ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout) + prev_timeout = + ddc->ctx->dc->res_pool->engines[ddc_pin->pin_data->en]->funcs->configure_timeout(ddc, timeout); + return prev_timeout; } /*test only function*/ |