diff options
| -rw-r--r-- | drivers/gpu/drm/vc4/vc4_hdmi.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index 0d3313c71f2f..dfb7f41b28df 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -402,6 +402,7 @@ static void vc4_hdmi_handle_hotplug(struct vc4_hdmi *vc4_hdmi, { struct drm_connector *connector = &vc4_hdmi->connector; struct edid *edid; + int ret; /* * NOTE: This function should really be called with @@ -430,7 +431,15 @@ static void vc4_hdmi_handle_hotplug(struct vc4_hdmi *vc4_hdmi, cec_s_phys_addr_from_edid(vc4_hdmi->cec_adap, edid); kfree(edid); - vc4_hdmi_reset_link(connector, ctx); + for (;;) { + ret = vc4_hdmi_reset_link(connector, ctx); + if (ret == -EDEADLK) { + drm_modeset_backoff(ctx); + continue; + } + + break; + } } static int vc4_hdmi_connector_detect_ctx(struct drm_connector *connector, |