Don't try and en/disable the port as it may be a hpd event from powering up/down the panel during a modeset or dpms.
Signed-off-by: Alex Deucher alexdeucher@gmail.com --- drivers/gpu/drm/radeon/radeon_connectors.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c index 5947871..532f17d 100644 --- a/drivers/gpu/drm/radeon/radeon_connectors.c +++ b/drivers/gpu/drm/radeon/radeon_connectors.c @@ -52,6 +52,12 @@ void radeon_connector_hotplug(struct drm_connector *connector)
radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
+ /* powering up/down the eDP panel generates hpd events which + * can interfere with modesetting. + */ + if (connector->connector_type == DRM_MODE_CONNECTOR_eDP) + return; + /* pre-r600 did not always have the hpd pins mapped accurately to connectors */ if (rdev->family >= CHIP_R600) { if (radeon_hpd_sense(rdev, radeon_connector->hpd.hpd))