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drm/atomic: Remove drm_atomic_helper_framebuffer_changed.

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This function is now completely unused, zap it.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1481204729-9058-6-git-send-email-maarten.lankhorst@linux.intel.com
This commit is contained in:
Maarten Lankhorst 2016-12-08 14:45:28 +01:00 committed by Daniel Vetter
parent a3fbb53f45
commit f2b0feeb2e
2 changed files with 0 additions and 38 deletions
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35
drivers/gpu/drm/drm_atomic_helper.c
View file

@ -1064,41 +1064,6 @@ int drm_atomic_helper_wait_for_fences(struct drm_device *dev,
}
EXPORT_SYMBOL(drm_atomic_helper_wait_for_fences);
/**
* drm_atomic_helper_framebuffer_changed - check if framebuffer has changed
* @dev: DRM device
* @old_state: atomic state object with old state structures
* @crtc: DRM crtc
*
* Checks whether the framebuffer used for this CRTC changes as a result of
* the atomic update. This is useful for drivers which cannot use
* drm_atomic_helper_wait_for_vblanks() and need to reimplement its
* functionality.
*
* Returns:
* true if the framebuffer changed.
*/
bool drm_atomic_helper_framebuffer_changed(struct drm_device *dev,
struct drm_atomic_state *old_state,
struct drm_crtc *crtc)
{
struct drm_plane *plane;
struct drm_plane_state *old_plane_state;
int i;
for_each_plane_in_state(old_state, plane, old_plane_state, i) {
if (plane->state->crtc != crtc &&
old_plane_state->crtc != crtc)
continue;
if (plane->state->fb != old_plane_state->fb)
return true;
}
return false;
}
EXPORT_SYMBOL(drm_atomic_helper_framebuffer_changed);
/**
* drm_atomic_helper_wait_for_vblanks - wait for vblank on crtcs
* @dev: DRM device

3
include/drm/drm_atomic_helper.h
View file

@ -48,9 +48,6 @@ int drm_atomic_helper_commit(struct drm_device *dev,
int drm_atomic_helper_wait_for_fences(struct drm_device *dev,
struct drm_atomic_state *state,
bool pre_swap);
bool drm_atomic_helper_framebuffer_changed(struct drm_device *dev,
struct drm_atomic_state *old_state,
struct drm_crtc *crtc);
void drm_atomic_helper_wait_for_vblanks(struct drm_device *dev,
struct drm_atomic_state *old_state);