From 9654c776fda55d6420a14449bf2e274839c444a6 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Fri, 30 May 2008 11:47:57 +1000 Subject: drm/modesetting: add initial encoder structures and setup functions --- linux-core/drm_crtc.c | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) (limited to 'linux-core/drm_crtc.c') diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c index faf70df5..f7e7bfa8 100644 --- a/linux-core/drm_crtc.c +++ b/linux-core/drm_crtc.c @@ -538,6 +538,31 @@ void drm_output_cleanup(struct drm_output *output) } EXPORT_SYMBOL(drm_output_cleanup); +void drm_encoder_init(struct drm_device *dev, + struct drm_encoder *encoder, + int encoder_type) +{ + encoder->dev = dev; + encoder->id = drm_idr_get(dev, encoder); + encoder->encoder_type = encoder_type; + + mutex_lock(&dev->mode_config.mutex); + list_add_tail(&encoder->head, &dev->mode_config.encoder_list); + dev->mode_config.num_encoder++; + + mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_encoder_init); + +void drm_encoder_cleanup(struct drm_encoder *encoder) +{ + struct drm_device *dev = encoder->dev; + mutex_lock(&dev->mode_config.mutex); + drm_idr_put(dev, encoder->id); + list_del(&encoder->head); + mutex_unlock(&dev->mode_config.mutex); +} +EXPORT_SYMBOL(drm_encoder_cleanup); /** * drm_mode_create - create a new display mode -- cgit v1.2.3