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drm: Set connector DPMS status to ON in drm_crtc_helper_set_config

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When setting a new crtc configuration, force the DPMS state of all
connectors to ON. Otherwise, they'll be left at OFF and a future mode set
that disables the specified connector will not turn the connector off.

Signed-off-by: Keith Packard <keithp@keithp.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Keith Packard 2010-11-26 10:45:58 -08:00 committed by Dave Airlie
parent e536fb6f9d
commit bf9dc102e2
1 changed files with 7 additions and 0 deletions
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7
drivers/gpu/drm/drm_crtc_helper.c
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@ -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);