redonkable/alistair23-linux
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drm: don't poll forced connectors

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Otherwise if the detect callback reports a different state than what
the user forced (rather likely), we continously annoy userspace about
a hotplug uevent.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Daniel Vetter 2012-10-23 18:23:38 +00:00 committed by Dave Airlie
parent 905bc9ff65
commit 11e686855c
1 changed files with 4 additions and 0 deletions
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4
drivers/gpu/drm/drm_crtc_helper.c
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@ -965,6 +965,10 @@ static void output_poll_execute(struct work_struct *work)
mutex_lock(&dev->mode_config.mutex);
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
/* Ignore forced connectors. */
if (connector->force)
continue;
/* Ignore HPD capable connectors and connectors where we don't
* want any hotplug detection at all for polling. */
if (!connector->polled || connector->polled == DRM_CONNECTOR_POLL_HPD)