diff options
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/display/drm_dp_helper.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/display/drm_dp_helper.c b/drivers/gpu/drm/display/drm_dp_helper.c index 4aaeae4fa03c..5426db21e53f 100644 --- a/drivers/gpu/drm/display/drm_dp_helper.c +++ b/drivers/gpu/drm/display/drm_dp_helper.c @@ -123,6 +123,14 @@ bool drm_dp_clock_recovery_ok(const u8 link_status[DP_LINK_STATUS_SIZE], } EXPORT_SYMBOL(drm_dp_clock_recovery_ok); +bool drm_dp_post_lt_adj_req_in_progress(const u8 link_status[DP_LINK_STATUS_SIZE]) +{ + u8 lane_align = dp_link_status(link_status, DP_LANE_ALIGN_STATUS_UPDATED); + + return lane_align & DP_POST_LT_ADJ_REQ_IN_PROGRESS; +} +EXPORT_SYMBOL(drm_dp_post_lt_adj_req_in_progress); + u8 drm_dp_get_adjust_request_voltage(const u8 link_status[DP_LINK_STATUS_SIZE], int lane) { |