[6/7] drm: don't unnecessarily enable the polling work
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Message ID 1351016618-2752-7-git-send-email-daniel.vetter@ffwll.ch
State Accepted
Headers show

Commit Message

Daniel Vetter Oct. 23, 2012, 6:23 p.m. UTC
... by properly checking connector->polled. This doesn't matter too
much because the polling work itself gets this slightly more right and
doesn't set repoll if there's nothing to do. But we can do better.

Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
---
 drivers/gpu/drm/drm_crtc_helper.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

Patch
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diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index bb94b6d..bd0574a 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -952,9 +952,6 @@  static void output_poll_execute(struct work_struct *work)
 		if (!connector->polled || connector->polled == DRM_CONNECTOR_POLL_HPD)
 			continue;
 
-		else if (connector->polled & (DRM_CONNECTOR_POLL_CONNECT | DRM_CONNECTOR_POLL_DISCONNECT))
-			repoll = true;
-
 		old_status = connector->status;
 		/* if we are connected and don't want to poll for disconnect
 		   skip it */
@@ -997,7 +994,8 @@  void drm_kms_helper_poll_enable(struct drm_device *dev)
 		return;
 
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-		if (connector->polled)
+		if (connector->polled & (DRM_CONNECTOR_POLL_CONNECT |
+					 DRM_CONNECTOR_POLL_DISCONNECT))
 			poll = true;
 	}