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| author | Christian König <christian.koenig@amd.com> | 2022-04-24 16:55:14 +0200 |
|---|---|---|
| committer | Christian König <christian.koenig@amd.com> | 2022-05-30 14:16:32 +0200 |
| commit | 01357a5a45ed8eb9543183f5c9c6713ae60fc1f3 (patch) | |
| tree | 4ebc214a4caa31af885eee5e06db7c65d267e608 /include/linux/dma-fence-unwrap.h | |
| parent | 0c5064fa8d5a02dc2dcc6c674a0ad1bbaf79efda (diff) | |
| download | linux-01357a5a45ed8eb9543183f5c9c6713ae60fc1f3.tar.bz2 | |
dma-buf: cleanup dma_fence_unwrap implementation
Move the code from the inline functions into exported functions.
Signed-off-by: Christian König <christian.koenig@amd.com>
Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20220518135844.3338-3-christian.koenig@amd.com
Diffstat (limited to 'include/linux/dma-fence-unwrap.h')
| -rw-r--r-- | include/linux/dma-fence-unwrap.h | 52 |
1 files changed, 4 insertions, 48 deletions
diff --git a/include/linux/dma-fence-unwrap.h b/include/linux/dma-fence-unwrap.h index 77e335a1bcac..e7c219da4ed7 100644 --- a/include/linux/dma-fence-unwrap.h +++ b/include/linux/dma-fence-unwrap.h @@ -1,7 +1,5 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * fence-chain: chain fences together in a timeline - * * Copyright (C) 2022 Advanced Micro Devices, Inc. * Authors: * Christian König <christian.koenig@amd.com> @@ -10,8 +8,7 @@ #ifndef __LINUX_DMA_FENCE_UNWRAP_H #define __LINUX_DMA_FENCE_UNWRAP_H -#include <linux/dma-fence-chain.h> -#include <linux/dma-fence-array.h> +struct dma_fence; /** * struct dma_fence_unwrap - cursor into the container structure @@ -33,50 +30,9 @@ struct dma_fence_unwrap { unsigned int index; }; -/* Internal helper to start new array iteration, don't use directly */ -static inline struct dma_fence * -__dma_fence_unwrap_array(struct dma_fence_unwrap * cursor) -{ - cursor->array = dma_fence_chain_contained(cursor->chain); - cursor->index = 0; - return dma_fence_array_first(cursor->array); -} - -/** - * dma_fence_unwrap_first - return the first fence from fence containers - * @head: the entrypoint into the containers - * @cursor: current position inside the containers - * - * Unwraps potential dma_fence_chain/dma_fence_array containers and return the - * first fence. - */ -static inline struct dma_fence * -dma_fence_unwrap_first(struct dma_fence *head, struct dma_fence_unwrap *cursor) -{ - cursor->chain = dma_fence_get(head); - return __dma_fence_unwrap_array(cursor); -} - -/** - * dma_fence_unwrap_next - return the next fence from a fence containers - * @cursor: current position inside the containers - * - * Continue unwrapping the dma_fence_chain/dma_fence_array containers and return - * the next fence from them. - */ -static inline struct dma_fence * -dma_fence_unwrap_next(struct dma_fence_unwrap *cursor) -{ - struct dma_fence *tmp; - - ++cursor->index; - tmp = dma_fence_array_next(cursor->array, cursor->index); - if (tmp) - return tmp; - - cursor->chain = dma_fence_chain_walk(cursor->chain); - return __dma_fence_unwrap_array(cursor); -} +struct dma_fence *dma_fence_unwrap_first(struct dma_fence *head, + struct dma_fence_unwrap *cursor); +struct dma_fence *dma_fence_unwrap_next(struct dma_fence_unwrap *cursor); /** * dma_fence_unwrap_for_each - iterate over all fences in containers |