diff --git a/[refs] b/[refs] index 9a8786ee03bb..a9c0ba1da1a9 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 64d7b8bed851f55a17d15ec6cc60233c85f84357 +refs/heads/master: 2e97be73e5f74a317232740ae82eb8f95326a660 diff --git a/trunk/drivers/gpu/drm/radeon/evergreen.c b/trunk/drivers/gpu/drm/radeon/evergreen.c index b114252e7810..124c19365392 100644 --- a/trunk/drivers/gpu/drm/radeon/evergreen.c +++ b/trunk/drivers/gpu/drm/radeon/evergreen.c @@ -819,6 +819,16 @@ void evergreen_hpd_init(struct radeon_device *rdev) list_for_each_entry(connector, &dev->mode_config.connector_list, head) { struct radeon_connector *radeon_connector = to_radeon_connector(connector); + + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP || + connector->connector_type == DRM_MODE_CONNECTOR_LVDS) { + /* don't try to enable hpd on eDP or LVDS avoid breaking the + * aux dp channel on imac and help (but not completely fix) + * https://bugzilla.redhat.com/show_bug.cgi?id=726143 + * also avoid interrupt storms during dpms. + */ + continue; + } switch (radeon_connector->hpd.hpd) { case RADEON_HPD_1: WREG32(DC_HPD1_CONTROL, tmp);