From 1a9458aeb8eb48bfa5f9b3e7682bddc28fd0b85e Mon Sep 17 00:00:00 2001 From: Emil Velikov Date: Fri, 15 May 2020 10:50:49 +0100 Subject: [PATCH] drm: remove drm_driver::gem_free_object No drivers set the callback, so remove it all together. Signed-off-by: Emil Velikov Acked-by: Sam Ravnborg Reviewed-by: Thomas Zimmermann Reviewed-by: Daniel Vetter Link: https://patchwork.freedesktop.org/patch/msgid/20200515095118.2743122-10-emil.l.velikov@gmail.com --- drivers/gpu/drm/drm_gem.c | 22 +++------------------- include/drm/drm_drv.h | 8 -------- include/drm/drm_gem.h | 5 +++-- 3 files changed, 6 insertions(+), 29 deletions(-) diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c index eb0017985d91..21c69e71d685 100644 --- a/drivers/gpu/drm/drm_gem.c +++ b/drivers/gpu/drm/drm_gem.c @@ -975,15 +975,10 @@ drm_gem_object_free(struct kref *kref) container_of(kref, struct drm_gem_object, refcount); struct drm_device *dev = obj->dev; - if (obj->funcs) { + if (obj->funcs) obj->funcs->free(obj); - } else if (dev->driver->gem_free_object_unlocked) { + else if (dev->driver->gem_free_object_unlocked) dev->driver->gem_free_object_unlocked(obj); - } else if (dev->driver->gem_free_object) { - WARN_ON(!mutex_is_locked(&dev->struct_mutex)); - - dev->driver->gem_free_object(obj); - } } EXPORT_SYMBOL(drm_gem_object_free); @@ -999,21 +994,10 @@ EXPORT_SYMBOL(drm_gem_object_free); void drm_gem_object_put_unlocked(struct drm_gem_object *obj) { - struct drm_device *dev; - if (!obj) return; - dev = obj->dev; - - if (dev->driver->gem_free_object) { - might_lock(&dev->struct_mutex); - if (kref_put_mutex(&obj->refcount, drm_gem_object_free, - &dev->struct_mutex)) - mutex_unlock(&dev->struct_mutex); - } else { - kref_put(&obj->refcount, drm_gem_object_free); - } + kref_put(&obj->refcount, drm_gem_object_free); } EXPORT_SYMBOL(drm_gem_object_put_unlocked); diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index 6d457652f199..e6eff508f687 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -327,14 +327,6 @@ struct drm_driver { */ void (*debugfs_init)(struct drm_minor *minor); - /** - * @gem_free_object: deconstructor for drm_gem_objects - * - * This is deprecated and should not be used by new drivers. Use - * &drm_gem_object_funcs.free instead. - */ - void (*gem_free_object) (struct drm_gem_object *obj); - /** * @gem_free_object_unlocked: deconstructor for drm_gem_objects * diff --git a/include/drm/drm_gem.h b/include/drm/drm_gem.h index 0b375069cd48..ec2d24a60a76 100644 --- a/include/drm/drm_gem.h +++ b/include/drm/drm_gem.h @@ -272,8 +272,9 @@ struct drm_gem_object { * attachment point for the device. This is invariant over the lifetime * of a gem object. * - * The &drm_driver.gem_free_object callback is responsible for cleaning - * up the dma_buf attachment and references acquired at import time. + * The &drm_driver.gem_free_object_unlocked callback is responsible for + * cleaning up the dma_buf attachment and references acquired at import + * time. * * Note that the drm gem/prime core does not depend upon drivers setting * this field any more. So for drivers where this doesn't make sense