(uint8_t *)(dpcd_buf),
sizeof(dpcd_buf));
+ if (status != DC_OK) {
+ DC_LOG_HW_LINK_TRAINING("%s:\n Failed to read from address 0x%X,"
+ " keep current lane status and lane adjust unchanged",
+ __func__,
+ lane01_status_address);
+ return status;
+ }
+
for (lane = 0; lane <
(uint32_t)(link_training_setting->link_settings.lane_count);
lane++) {
uint32_t adj_req_timer;
bool req_drv_setting_changed;
uint32_t lane;
+ union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX] = {0};
+ union lane_align_status_updated dpcd_lane_status_updated = {0};
+ union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = {0};
req_drv_setting_changed = false;
for (adj_req_count = 0; adj_req_count < POST_LT_ADJ_REQ_LIMIT;
adj_req_timer < POST_LT_ADJ_REQ_TIMEOUT;
adj_req_timer++) {
- union lane_status dpcd_lane_status[LANE_COUNT_DP_MAX];
- union lane_align_status_updated
- dpcd_lane_status_updated;
- union lane_adjust dpcd_lane_adjust[LANE_COUNT_DP_MAX] = { { {0} } };
-
dp_get_lane_status_and_lane_adjust(
link,
lt_settings,
retries_cr = 0;
retry_count = 0;
+ memset(&dpcd_lane_status, '\0', sizeof(dpcd_lane_status));
+ memset(&dpcd_lane_status_updated, '\0',
+ sizeof(dpcd_lane_status_updated));
+
if (!link->ctx->dc->work_arounds.lt_early_cr_pattern)
dp_set_hw_training_pattern(link, link_res, lt_settings->pattern_for_cr, offset);
while ((retries_cr < LINK_TRAINING_MAX_RETRY_COUNT) &&
(retry_count < LINK_TRAINING_MAX_CR_RETRY)) {
- memset(&dpcd_lane_status, '\0', sizeof(dpcd_lane_status));
- memset(&dpcd_lane_status_updated, '\0',
- sizeof(dpcd_lane_status_updated));
/* 1. call HWSS to set lane settings*/
dp_set_hw_lane_settings(
retries_cr = 0;
retry_count = 0;
+ memset(&dpcd_lane_status, '\0', sizeof(dpcd_lane_status));
+ memset(&dpcd_lane_status_updated, '\0',
+ sizeof(dpcd_lane_status_updated));
+
while ((retries_cr < LINK_TRAINING_MAX_RETRY_COUNT) &&
(retry_count < LINK_TRAINING_MAX_CR_RETRY)) {
- memset(&dpcd_lane_status, '\0', sizeof(dpcd_lane_status));
- memset(&dpcd_lane_status_updated, '\0',
- sizeof(dpcd_lane_status_updated));
/* 1. call HWSS to set lane settings */
dp_set_hw_lane_settings(