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-rw-r--r--drivers/gpu/drm/radeon/evergreen.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/evergreen.c b/drivers/gpu/drm/radeon/evergreen.c
index 4078f25fad72..90dc47076620 100644
--- a/drivers/gpu/drm/radeon/evergreen.c
+++ b/drivers/gpu/drm/radeon/evergreen.c
@@ -636,6 +636,16 @@ void evergreen_hpd_init(struct radeon_device *rdev)
636 636
637 list_for_each_entry(connector, &dev->mode_config.connector_list, head) { 637 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
638 struct radeon_connector *radeon_connector = to_radeon_connector(connector); 638 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
639
640 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
641 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
642 /* don't try to enable hpd on eDP or LVDS avoid breaking the
643 * aux dp channel on imac and help (but not completely fix)
644 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
645 * also avoid interrupt storms during dpms.
646 */
647 continue;
648 }
639 switch (radeon_connector->hpd.hpd) { 649 switch (radeon_connector->hpd.hpd) {
640 case RADEON_HPD_1: 650 case RADEON_HPD_1:
641 WREG32(DC_HPD1_CONTROL, tmp); 651 WREG32(DC_HPD1_CONTROL, tmp);