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drm/i915: remove crtc disabling special case

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Originally this has been introduced in

commit 6eebd6bb5f
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Mon Nov 28 21:10:05 2011 +0000

    drm: Fix lack of CRTC disable for drm_crtc_helper_set_config(.fb=NULL)

With the improvements of the output state staging and no longer
overwriting crtc->fb before the hw state is updated we can now handle
crtc disabling as part of the normal modeset sequence.

Reviewed-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Signed-Off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter 2012-07-05 23:27:42 +02:00
parent 94352cf9a5
commit ba1c28c900
1 changed files with 0 additions and 25 deletions
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25
drivers/gpu/drm/i915/intel_display.c
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@ -6585,30 +6585,6 @@ static bool intel_encoder_crtc_ok(struct drm_encoder *encoder,
return false;
}
static int
intel_crtc_helper_disable(struct drm_crtc *crtc)
{
struct drm_device *dev = crtc->dev;
struct drm_connector *connector;
struct drm_encoder *encoder;
/* Decouple all encoders and their attached connectors from this crtc */
list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
if (encoder->crtc != crtc)
continue;
list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
if (connector->encoder != encoder)
continue;
connector->encoder = NULL;
}
}
drm_helper_disable_unused_functions(dev);
return 0;
}
static void
intel_crtc_prepare_encoders(struct drm_device *dev)
{
@ -6996,7 +6972,6 @@ static int intel_crtc_set_config(struct drm_mode_set *set)
(int)set->num_connectors, set->x, set->y);
} else {
DRM_DEBUG_KMS("[CRTC:%d] [NOFB]\n", set->crtc->base.id);
return intel_crtc_helper_disable(set->crtc);
}
dev = set->crtc->dev;