diff options
| author | Dave Airlie <airlied@redhat.com> | 2014-05-02 13:25:51 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2014-05-02 13:28:50 +1000 |
| commit | f2a4992a755e4e9d8ecb7ac00c4b598e1bd47cb0 (patch) | |
| tree | 7a7d51fb618e9cdcffdc81f8058ccdce827516f0 | |
| parent | 7880124f46b01d66768740b4da3b413c6ba60751 (diff) | |
drm/crtc: add interface to reinitialise the legacy mode group
This can be called to update things after dynamic connectors/encoders
are created/deleted.
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 f1753e63c014..8bf87a6b97c4 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1421,6 +1421,15 @@ 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 c6b9e8ab0a26..55bc5236746e 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -916,6 +916,7 @@ 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); |