diff options
| -rw-r--r-- | linux-core/drm_crtc.c | 56 | ||||
| -rw-r--r-- | linux-core/drm_crtc.h | 4 | ||||
| -rw-r--r-- | linux-core/drm_crtc_helper.h | 9 | ||||
| -rw-r--r-- | linux-core/drm_drv.c | 1 |
4 files changed, 67 insertions, 3 deletions
diff --git a/linux-core/drm_crtc.c b/linux-core/drm_crtc.c index f7e7bfa8..5d5448c5 100644 --- a/linux-core/drm_crtc.c +++ b/linux-core/drm_crtc.c @@ -784,6 +784,7 @@ void drm_mode_config_cleanup(struct drm_device *dev) { struct drm_output *output, *ot; struct drm_crtc *crtc, *ct; + struct drm_encoder *encoder, *enct; struct drm_framebuffer *fb, *fbt; struct drm_property *property, *pt; @@ -804,6 +805,10 @@ void drm_mode_config_cleanup(struct drm_device *dev) dev->driver->fb_remove(dev, fb); } + list_for_each_entry_safe(encoder, enct, &dev->mode_config.encoder_list, head) { + encoder->funcs->destroy(encoder); + } + list_for_each_entry_safe(crtc, ct, &dev->mode_config.crtc_list, head) { crtc->funcs->destroy(crtc); } @@ -911,14 +916,17 @@ int drm_mode_getresources(struct drm_device *dev, struct drm_framebuffer *fb; struct drm_output *output; struct drm_crtc *crtc; + struct drm_encoder *encoder; int ret = 0; int output_count = 0; int crtc_count = 0; int fb_count = 0; + int encoder_count = 0; int copied = 0; uint32_t __user *fb_id; uint32_t __user *crtc_id; uint32_t __user *output_id; + uint32_t __user *encoder_id; mutex_lock(&dev->mode_config.mutex); @@ -931,6 +939,9 @@ int drm_mode_getresources(struct drm_device *dev, list_for_each(lh, &dev->mode_config.output_list) output_count++; + list_for_each(lh, &dev->mode_config.encoder_list) + encoder_count++; + card_res->max_height = dev->mode_config.max_height; card_res->min_height = dev->mode_config.min_height; card_res->max_width = dev->mode_config.max_width; @@ -982,9 +993,25 @@ int drm_mode_getresources(struct drm_device *dev, } } card_res->count_outputs = output_count; + + /* Encoders */ + if (card_res->count_encoders >= encoder_count) { + copied = 0; + encoder_id = (uint32_t *)(unsigned long)card_res->encoder_id_ptr; + list_for_each_entry(encoder, &dev->mode_config.encoder_list, + head) { + DRM_DEBUG("ENCODER ID is %d\n", encoder->id); + if (put_user(encoder->id, encoder_id + copied)) { + ret = -EFAULT; + goto out; + } + copied++; + } + } + card_res->count_encoders = encoder_count; - DRM_DEBUG("Counted %d %d\n", card_res->count_crtcs, - card_res->count_outputs); + DRM_DEBUG("Counted %d %d %d\n", card_res->count_crtcs, + card_res->count_outputs, card_res->count_encoders); out: mutex_unlock(&dev->mode_config.mutex); @@ -1165,6 +1192,31 @@ out: return ret; } +int drm_mode_getencoder(struct drm_device *dev, + void *data, struct drm_file *file_priv) +{ + struct drm_mode_get_encoder *enc_resp = data; + struct drm_encoder *encoder; + int ret = 0; + + mutex_lock(&dev->mode_config.mutex); + encoder = idr_find(&dev->mode_config.crtc_idr, enc_resp->encoder_id); + if (!encoder || (encoder->id != enc_resp->encoder_id)) { + DRM_DEBUG("Unknown encoder ID %d\n", enc_resp->encoder_id); + ret = -EINVAL; + goto out; + } + + enc_resp->encoder_type = encoder->encoder_type; + enc_resp->encoder_id = encoder->id; + enc_resp->crtcs = encoder->possible_crtcs; + enc_resp->clones = encoder->possible_clones; + +out: + mutex_unlock(&dev->mode_config.mutex); + return ret; +} + /** * drm_mode_setcrtc - set CRTC configuration * @inode: inode from the ioctl diff --git a/linux-core/drm_crtc.h b/linux-core/drm_crtc.h index 7bb779ef..adaa49bd 100644 --- a/linux-core/drm_crtc.h +++ b/linux-core/drm_crtc.h @@ -366,7 +366,6 @@ struct drm_crtc { /** * drm_output_funcs - control outputs on a given device - * @init: setup this output * @dpms: set power state (see drm_crtc_funcs above) * @save: save output state * @restore: restore output state @@ -417,6 +416,7 @@ struct drm_encoder { uint32_t possible_clones; const struct drm_encoder_funcs *funcs; + void *helper_private; }; /** @@ -663,5 +663,7 @@ extern int drm_mode_hotplug_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int drm_mode_replacefb(struct drm_device *dev, void *data, struct drm_file *file_priv); +int drm_mode_getencoder(struct drm_device *dev, + void *data, struct drm_file *file_priv); #endif /* __DRM_CRTC_H__ */ diff --git a/linux-core/drm_crtc_helper.h b/linux-core/drm_crtc_helper.h index f56b97c6..9e16861d 100644 --- a/linux-core/drm_crtc_helper.h +++ b/linux-core/drm_crtc_helper.h @@ -47,6 +47,15 @@ struct drm_output_helper_funcs { struct drm_display_mode *adjusted_mode); }; +struct drm_encoder_helper_funcs { + void (*prepare)(struct drm_output *output); + void (*commit)(struct drm_output *output); + void (*mode_set)(struct drm_output *output, + struct drm_display_mode *mode, + struct drm_display_mode *adjusted_mode); +}; + + extern int drm_helper_hotplug_stage_two(struct drm_device *dev, struct drm_output *output, bool connected); extern bool drm_helper_initial_config(struct drm_device *dev, bool can_grow); diff --git a/linux-core/drm_drv.c b/linux-core/drm_drv.c index d96b14b6..6111c850 100644 --- a/linux-core/drm_drv.c +++ b/linux-core/drm_drv.c @@ -142,6 +142,7 @@ static struct drm_ioctl_desc drm_ioctls[] = { DRM_IOCTL_DEF(DRM_IOCTL_WAIT_HOTPLUG, drm_wait_hotplug, 0), DRM_IOCTL_DEF(DRM_IOCTL_MODE_REPLACEFB, drm_mode_replacefb, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW), + DRM_IOCTL_DEF(DRM_IOCTL_MODE_GETENCODER, drm_mode_getencoder, DRM_MASTER|DRM_ROOT_ONLY|DRM_CONTROL_ALLOW), DRM_IOCTL_DEF(DRM_IOCTL_MM_INIT, drm_mm_init_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY), |