diff options
Diffstat (limited to 'drivers/gpu/drm/drm_crtc.c')
| -rw-r--r-- | drivers/gpu/drm/drm_crtc.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c index efa57e8a99b5..62fa95fa5471 100644 --- a/drivers/gpu/drm/drm_crtc.c +++ b/drivers/gpu/drm/drm_crtc.c @@ -1181,6 +1181,18 @@ void drm_encoder_cleanup(struct drm_encoder *encoder) } EXPORT_SYMBOL(drm_encoder_cleanup); +static unsigned int drm_num_planes(struct drm_device *dev) +{ + unsigned int num = 0; + struct drm_plane *tmp; + + drm_for_each_plane(tmp, dev) { + num++; + } + + return num; +} + /** * drm_universal_plane_init - Initialize a new universal plane object * @dev: DRM device @@ -1224,6 +1236,22 @@ int drm_universal_plane_init(struct drm_device *dev, struct drm_plane *plane, return -ENOMEM; } + if (name) { + va_list ap; + + va_start(ap, name); + plane->name = kvasprintf(GFP_KERNEL, name, ap); + va_end(ap); + } else { + plane->name = kasprintf(GFP_KERNEL, "plane-%d", + drm_num_planes(dev)); + } + if (!plane->name) { + kfree(plane->format_types); + drm_mode_object_put(dev, &plane->base); + return -ENOMEM; + } + memcpy(plane->format_types, formats, format_count * sizeof(uint32_t)); plane->format_count = format_count; plane->possible_crtcs = possible_crtcs; @@ -1314,6 +1342,8 @@ void drm_plane_cleanup(struct drm_plane *plane) if (plane->state && plane->funcs->atomic_destroy_state) plane->funcs->atomic_destroy_state(plane, plane->state); + kfree(plane->name); + memset(plane, 0, sizeof(*plane)); } EXPORT_SYMBOL(drm_plane_cleanup); |
