diff options
| author | Dave Airlie | 2014-06-05 06:01:29 +0200 |
|---|---|---|
| committer | Dave Airlie | 2014-07-08 03:39:04 +0200 |
| commit | 2390cd11bfbe8d2b1b28c4e0f01fe7e122f7196d (patch) | |
| tree | 4ad036c2d84d86465bde21bdce1ec66862660396 | |
| parent | drm/udl: Implement page_flip ioctl (diff) | |
| download | kernel-qcow2-linux-2390cd11bfbe8d2b1b28c4e0f01fe7e122f7196d.tar.gz kernel-qcow2-linux-2390cd11bfbe8d2b1b28c4e0f01fe7e122f7196d.tar.xz kernel-qcow2-linux-2390cd11bfbe8d2b1b28c4e0f01fe7e122f7196d.zip | |
drm/crtc: add interface to reinitialise the legacy mode group
This can be called to update things after dynamic connectors/encoders
are created/deleted.
Reviewed-by: Todd Previte <tprevite@gmail.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 9 | ||||
| -rw-r--r-- | include/drm/drm_crtc.h | 1 |
2 files changed, 10 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index 7db6251c38e7..f939b058953c 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1513,6 +1513,15 @@ int drm_mode_group_init_legacy_group(struct drm_device *dev, } EXPORT_SYMBOL(drm_mode_group_init_legacy_group); +void drm_reinit_primary_mode_group(struct drm_device *dev) +{ + drm_modeset_lock_all(dev); + drm_mode_group_destroy(&dev->primary->mode_group); + drm_mode_group_init_legacy_group(dev, &dev->primary->mode_group); + drm_modeset_unlock_all(dev); +} +EXPORT_SYMBOL(drm_reinit_primary_mode_group); + /** * drm_crtc_convert_to_umode - convert a drm_display_mode into a modeinfo * @out: drm_mode_modeinfo struct to return to the user diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index 857bbb1551f8..eb0f6f36385e 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -942,6 +942,7 @@ extern const char *drm_get_tv_select_name(int val); extern void drm_fb_release(struct drm_file *file_priv); extern int drm_mode_group_init_legacy_group(struct drm_device *dev, struct drm_mode_group *group); extern void drm_mode_group_destroy(struct drm_mode_group *group); +extern void drm_reinit_primary_mode_group(struct drm_device *dev); extern bool drm_probe_ddc(struct i2c_adapter *adapter); extern struct edid *drm_get_edid(struct drm_connector *connector, struct i2c_adapter *adapter); |