From 9b8d71b5eb09857b07409731d3de182751f712a2 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Thu, 31 Jul 2008 12:54:48 +1000 Subject: TTM: remove API and userspace objects. This removes all the TTM userspace API and all userspace objects. It also removes the drm_bo_lock.c code --- linux-core/drm_fence.c | 298 +------------------------------------------------ 1 file changed, 6 insertions(+), 292 deletions(-) (limited to 'linux-core/drm_fence.c') diff --git a/linux-core/drm_fence.c b/linux-core/drm_fence.c index 7c78e09f..7130d1b0 100644 --- a/linux-core/drm_fence.c +++ b/linux-core/drm_fence.c @@ -134,8 +134,8 @@ void drm_fence_handler(struct drm_device *dev, uint32_t fence_class, if (new_type) { fence->signaled_types |= new_type; - DRM_DEBUG("Fence 0x%08lx signaled 0x%08x\n", - fence->base.hash.key, fence->signaled_types); + DRM_DEBUG("Fence %p signaled 0x%08x\n", + fence, fence->signaled_types); if (driver->needed_flush) fc->pending_flush |= driver->needed_flush(fence); @@ -147,8 +147,8 @@ void drm_fence_handler(struct drm_device *dev, uint32_t fence_class, fc->waiting_types |= fence->waiting_types & ~fence->signaled_types; if (!(fence->type & ~fence->signaled_types)) { - DRM_DEBUG("Fence completely signaled 0x%08lx\n", - fence->base.hash.key); + DRM_DEBUG("Fence completely signaled %p\n", + fence); list_del_init(&fence->ring); } } @@ -196,10 +196,9 @@ void drm_fence_usage_deref_locked(struct drm_fence_object **fence) *fence = NULL; if (atomic_dec_and_test(&tmp_fence->usage)) { drm_fence_unring(dev, &tmp_fence->ring); - DRM_DEBUG("Destroyed a fence object 0x%08lx\n", - tmp_fence->base.hash.key); + DRM_DEBUG("Destroyed a fence object %p\n", + tmp_fence); atomic_dec(&fm->count); - BUG_ON(!list_empty(&tmp_fence->base.list)); drm_ctl_free(tmp_fence, sizeof(*tmp_fence), DRM_MEM_FENCE); } } @@ -217,7 +216,6 @@ void drm_fence_usage_deref_unlocked(struct drm_fence_object **fence) if (atomic_read(&tmp_fence->usage) == 0) { drm_fence_unring(dev, &tmp_fence->ring); atomic_dec(&fm->count); - BUG_ON(!list_empty(&tmp_fence->base.list)); drm_ctl_free(tmp_fence, sizeof(*tmp_fence), DRM_MEM_FENCE); } mutex_unlock(&dev->struct_mutex); @@ -244,15 +242,6 @@ void drm_fence_reference_unlocked(struct drm_fence_object **dst, } EXPORT_SYMBOL(drm_fence_reference_unlocked); -static void drm_fence_object_destroy(struct drm_file *priv, - struct drm_user_object *base) -{ - struct drm_fence_object *fence = - drm_user_object_entry(base, struct drm_fence_object, base); - - drm_fence_usage_deref_locked(&fence); -} - int drm_fence_object_signaled(struct drm_fence_object *fence, uint32_t mask) { unsigned long flags; @@ -477,7 +466,6 @@ static int drm_fence_object_init(struct drm_device *dev, uint32_t fence_class, * Avoid hitting BUG() for kernel-only fence objects. */ - INIT_LIST_HEAD(&fence->base.list); fence->fence_class = fence_class; fence->type = type; fence->signaled_types = 0; @@ -493,26 +481,6 @@ static int drm_fence_object_init(struct drm_device *dev, uint32_t fence_class, return ret; } -int drm_fence_add_user_object(struct drm_file *priv, - struct drm_fence_object *fence, int shareable) -{ - struct drm_device *dev = priv->minor->dev; - int ret; - - mutex_lock(&dev->struct_mutex); - ret = drm_add_user_object(priv, &fence->base, shareable); - if (ret) - goto out; - atomic_inc(&fence->usage); - fence->base.type = drm_fence_type; - fence->base.remove = &drm_fence_object_destroy; - DRM_DEBUG("Fence 0x%08lx created\n", fence->base.hash.key); -out: - mutex_unlock(&dev->struct_mutex); - return ret; -} -EXPORT_SYMBOL(drm_fence_add_user_object); - int drm_fence_object_create(struct drm_device *dev, uint32_t fence_class, uint32_t type, unsigned flags, struct drm_fence_object **c_fence) @@ -569,261 +537,7 @@ void drm_fence_manager_init(struct drm_device *dev) write_unlock_irqrestore(&fm->lock, flags); } -void drm_fence_fill_arg(struct drm_fence_object *fence, - struct drm_fence_arg *arg) -{ - struct drm_device *dev = fence->dev; - struct drm_fence_manager *fm = &dev->fm; - unsigned long irq_flags; - - read_lock_irqsave(&fm->lock, irq_flags); - arg->handle = fence->base.hash.key; - arg->fence_class = fence->fence_class; - arg->type = fence->type; - arg->signaled = fence->signaled_types; - arg->error = fence->error; - arg->sequence = fence->sequence; - read_unlock_irqrestore(&fm->lock, irq_flags); -} -EXPORT_SYMBOL(drm_fence_fill_arg); - void drm_fence_manager_takedown(struct drm_device *dev) { } -struct drm_fence_object *drm_lookup_fence_object(struct drm_file *priv, - uint32_t handle) -{ - struct drm_device *dev = priv->minor->dev; - struct drm_user_object *uo; - struct drm_fence_object *fence; - - mutex_lock(&dev->struct_mutex); - uo = drm_lookup_user_object(priv, handle); - if (!uo || (uo->type != drm_fence_type)) { - mutex_unlock(&dev->struct_mutex); - return NULL; - } - fence = drm_fence_reference_locked(drm_user_object_entry(uo, struct drm_fence_object, base)); - mutex_unlock(&dev->struct_mutex); - return fence; -} - -int drm_fence_create_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - struct drm_fence_object *fence; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - if (arg->flags & DRM_FENCE_FLAG_EMIT) - LOCK_TEST_WITH_RETURN(dev, file_priv); - ret = drm_fence_object_create(dev, arg->fence_class, - arg->type, arg->flags, &fence); - if (ret) - return ret; - ret = drm_fence_add_user_object(file_priv, fence, - arg->flags & - DRM_FENCE_FLAG_SHAREABLE); - if (ret) { - drm_fence_usage_deref_unlocked(&fence); - return ret; - } - - /* - * usage > 0. No need to lock dev->struct_mutex; - */ - - arg->handle = fence->base.hash.key; - - drm_fence_fill_arg(fence, arg); - drm_fence_usage_deref_unlocked(&fence); - - return ret; -} - -int drm_fence_reference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - struct drm_fence_object *fence; - struct drm_user_object *uo; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - ret = drm_user_object_ref(file_priv, arg->handle, drm_fence_type, &uo); - if (ret) - return ret; - fence = drm_lookup_fence_object(file_priv, arg->handle); - drm_fence_fill_arg(fence, arg); - drm_fence_usage_deref_unlocked(&fence); - - return ret; -} - - -int drm_fence_unreference_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - return drm_user_object_unref(file_priv, arg->handle, drm_fence_type); -} - -int drm_fence_signaled_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - struct drm_fence_object *fence; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - fence = drm_lookup_fence_object(file_priv, arg->handle); - if (!fence) - return -EINVAL; - - drm_fence_fill_arg(fence, arg); - drm_fence_usage_deref_unlocked(&fence); - - return ret; -} - -int drm_fence_flush_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - struct drm_fence_object *fence; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - fence = drm_lookup_fence_object(file_priv, arg->handle); - if (!fence) - return -EINVAL; - ret = drm_fence_object_flush(fence, arg->type); - - drm_fence_fill_arg(fence, arg); - drm_fence_usage_deref_unlocked(&fence); - - return ret; -} - - -int drm_fence_wait_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - struct drm_fence_object *fence; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - fence = drm_lookup_fence_object(file_priv, arg->handle); - if (!fence) - return -EINVAL; - ret = drm_fence_object_wait(fence, - arg->flags & DRM_FENCE_FLAG_WAIT_LAZY, - 0, arg->type); - - drm_fence_fill_arg(fence, arg); - drm_fence_usage_deref_unlocked(&fence); - - return ret; -} - - -int drm_fence_emit_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - struct drm_fence_object *fence; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - LOCK_TEST_WITH_RETURN(dev, file_priv); - fence = drm_lookup_fence_object(file_priv, arg->handle); - if (!fence) - return -EINVAL; - ret = drm_fence_object_emit(fence, arg->flags, arg->fence_class, - arg->type); - - drm_fence_fill_arg(fence, arg); - drm_fence_usage_deref_unlocked(&fence); - - return ret; -} - -int drm_fence_buffers_ioctl(struct drm_device *dev, void *data, struct drm_file *file_priv) -{ - int ret; - struct drm_fence_manager *fm = &dev->fm; - struct drm_fence_arg *arg = data; - struct drm_fence_object *fence; - ret = 0; - - if (!fm->initialized) { - DRM_ERROR("The DRM driver does not support fencing.\n"); - return -EINVAL; - } - - if (!dev->bm.initialized) { - DRM_ERROR("Buffer object manager is not initialized\n"); - return -EINVAL; - } - LOCK_TEST_WITH_RETURN(dev, file_priv); - ret = drm_fence_buffer_objects(dev, NULL, arg->flags, - NULL, &fence); - if (ret) - return ret; - - if (!(arg->flags & DRM_FENCE_FLAG_NO_USER)) { - ret = drm_fence_add_user_object(file_priv, fence, - arg->flags & - DRM_FENCE_FLAG_SHAREABLE); - if (ret) - return ret; - } - - arg->handle = fence->base.hash.key; - - drm_fence_fill_arg(fence, arg); - drm_fence_usage_deref_unlocked(&fence); - - return ret; -} -- cgit v1.2.3