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path: root/drivers/gpu/drm/drm_crtc_helper.c
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Diffstat (limited to 'drivers/gpu/drm/drm_crtc_helper.c')
-rw-r--r--drivers/gpu/drm/drm_crtc_helper.c18
1 files changed, 13 insertions, 5 deletions
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index dcbeb98f195a..bede10a03407 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -241,7 +241,7 @@ void drm_helper_disable_unused_functions(struct drm_device *dev)
}
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
- if (!drm_helper_encoder_in_use(encoder)) {
+ if (encoder->crtc && !drm_helper_encoder_in_use(encoder)) {
drm_encoder_disable(encoder);
/* disconnector encoder from any connector */
encoder->crtc = NULL;
@@ -276,7 +276,7 @@ static bool drm_encoder_crtc_ok(struct drm_encoder *encoder,
struct drm_crtc *tmp;
int crtc_mask = 1;
- WARN(!crtc, "checking null crtc?");
+ WARN(!crtc, "checking null crtc?\n");
dev = crtc->dev;
@@ -471,6 +471,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
int count = 0, ro, fail = 0;
struct drm_crtc_helper_funcs *crtc_funcs;
int ret = 0;
+ int i;
DRM_DEBUG_KMS("\n");
@@ -666,6 +667,12 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
if (ret != 0)
goto fail;
}
+ DRM_DEBUG_KMS("Setting connector DPMS state to on\n");
+ for (i = 0; i < set->num_connectors; i++) {
+ DRM_DEBUG_KMS("\t[CONNECTOR:%d:%s] set DPMS on\n", set->connectors[i]->base.id,
+ drm_get_connector_name(set->connectors[i]));
+ set->connectors[i]->dpms = DRM_MODE_DPMS_ON;
+ }
kfree(save_connectors);
kfree(save_encoders);
@@ -841,7 +848,7 @@ static void output_poll_execute(struct work_struct *work)
struct delayed_work *delayed_work = to_delayed_work(work);
struct drm_device *dev = container_of(delayed_work, struct drm_device, mode_config.output_poll_work);
struct drm_connector *connector;
- enum drm_connector_status old_status, status;
+ enum drm_connector_status old_status;
bool repoll = false, changed = false;
if (!drm_kms_helper_poll)
@@ -866,8 +873,9 @@ static void output_poll_execute(struct work_struct *work)
!(connector->polled & DRM_CONNECTOR_POLL_HPD))
continue;
- status = connector->funcs->detect(connector, false);
- if (old_status != status)
+ connector->status = connector->funcs->detect(connector, false);
+ DRM_DEBUG_KMS("connector status updated to %d\n", connector->status);
+ if (old_status != connector->status)
changed = true;
}