From: "Christian König" <ckoenig.leichtzumerken@gmail.com>
To: daniel@ffwll.ch
Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org,
linaro-mm-sig@lists.linaro.org
Subject: [PATCH 16/28] dma-buf: finally make dma_resv_excl_fence private
Date: Mon, 29 Nov 2021 13:06:47 +0100 [thread overview]
Message-ID: <20211129120659.1815-17-christian.koenig@amd.com> (raw)
In-Reply-To: <20211129120659.1815-1-christian.koenig@amd.com>
Drivers should never touch this directly.
Signed-off-by: Christian König <christian.koenig@amd.com>
---
drivers/dma-buf/dma-resv.c | 17 +++++++++++++++++
include/linux/dma-resv.h | 17 -----------------
2 files changed, 17 insertions(+), 17 deletions(-)
diff --git a/drivers/dma-buf/dma-resv.c b/drivers/dma-buf/dma-resv.c
index 694716a3d66d..9acceabc9399 100644
--- a/drivers/dma-buf/dma-resv.c
+++ b/drivers/dma-buf/dma-resv.c
@@ -147,6 +147,23 @@ void dma_resv_fini(struct dma_resv *obj)
}
EXPORT_SYMBOL(dma_resv_fini);
+/**
+ * dma_resv_excl_fence - return the object's exclusive fence
+ * @obj: the reservation object
+ *
+ * Returns the exclusive fence (if any). Caller must either hold the objects
+ * through dma_resv_lock() or the RCU read side lock through rcu_read_lock(),
+ * or one of the variants of each
+ *
+ * RETURNS
+ * The exclusive fence or NULL
+ */
+static inline struct dma_fence *
+dma_resv_excl_fence(struct dma_resv *obj)
+{
+ return rcu_dereference_check(obj->fence_excl, dma_resv_held(obj));
+}
+
/**
* dma_resv_shared_list - get the reservation object's shared fence list
* @obj: the reservation object
diff --git a/include/linux/dma-resv.h b/include/linux/dma-resv.h
index cdfbbda6f600..40ac9d486f8f 100644
--- a/include/linux/dma-resv.h
+++ b/include/linux/dma-resv.h
@@ -412,23 +412,6 @@ static inline void dma_resv_unlock(struct dma_resv *obj)
ww_mutex_unlock(&obj->lock);
}
-/**
- * dma_resv_excl_fence - return the object's exclusive fence
- * @obj: the reservation object
- *
- * Returns the exclusive fence (if any). Caller must either hold the objects
- * through dma_resv_lock() or the RCU read side lock through rcu_read_lock(),
- * or one of the variants of each
- *
- * RETURNS
- * The exclusive fence or NULL
- */
-static inline struct dma_fence *
-dma_resv_excl_fence(struct dma_resv *obj)
-{
- return rcu_dereference_check(obj->fence_excl, dma_resv_held(obj));
-}
-
void dma_resv_init(struct dma_resv *obj);
void dma_resv_fini(struct dma_resv *obj);
int dma_resv_reserve_shared(struct dma_resv *obj, unsigned int num_fences);
--
2.25.1
next prev parent reply other threads:[~2021-11-29 13:27 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-11-29 12:06 completely rework the dma_resv semantic Christian König
2021-11-29 12:06 ` [PATCH 01/28] drm/i915: Remove dma_resv_prune Christian König
2021-11-29 12:06 ` [PATCH 02/28] drm/ttm: stop pruning fences after wait Christian König
2021-11-30 9:02 ` Daniel Vetter
2021-11-30 9:53 ` Christian König
2021-11-29 12:06 ` [PATCH 03/28] dma-buf: make fence mandatory for dma_resv_add_excl_fence v2 Christian König
2021-11-30 9:03 ` Daniel Vetter
2021-11-29 12:06 ` [PATCH 04/28] drm/qxl: use iterator instead of dma_resv_shared_list Christian König
2021-11-30 9:06 ` Daniel Vetter
2021-11-29 12:06 ` [PATCH 05/28] dma-buf: add dma_resv_replace_fences Christian König
2021-11-29 12:06 ` [PATCH 06/28] dma-buf: finally make the dma_resv_list private Christian König
2021-11-29 12:06 ` [PATCH 07/28] dma-buf: drop excl_fence parameter from dma_resv_get_fences Christian König
2021-11-29 12:06 ` [PATCH 08/28] dma-buf: add dma_resv_get_singleton v2 Christian König
2021-11-29 12:06 ` [PATCH 09/28] RDMA: use dma_resv_wait() instead of extracting the fence Christian König
2021-11-29 12:06 ` [PATCH 10/28] drm/etnaviv: stop using dma_resv_excl_fence Christian König
2021-11-29 12:06 ` [PATCH 11/28] drm/nouveau: " Christian König
2021-11-29 12:06 ` [PATCH 12/28] drm/vmwgfx: " Christian König
2021-11-29 12:06 ` [PATCH 13/28] drm/radeon: " Christian König
2021-11-29 12:06 ` [PATCH 14/28] drm/amdgpu: remove excl as shared workarounds Christian König
2021-11-29 12:06 ` [PATCH 15/28] drm/amdgpu: use dma_resv_for_each_fence for CS workaround Christian König
2021-11-29 12:06 ` Christian König [this message]
2021-11-29 12:06 ` [PATCH 17/28] dma-buf: drop the DAG approach for the dma_resv object Christian König
2021-11-29 12:06 ` [PATCH 18/28] dma-buf/drivers: make reserving a shared slot mandatory v2 Christian König
2021-11-29 12:06 ` [PATCH 19/28] drm: support more than one write fence in drm_gem_plane_helper_prepare_fb Christian König
2021-11-29 12:06 ` [PATCH 20/28] drm/nouveau: support more than one write fence in fenv50_wndw_prepare_fb Christian König
2021-11-29 12:06 ` [PATCH 21/28] drm/amdgpu: use dma_resv_get_singleton in amdgpu_pasid_free_cb Christian König
2021-11-29 12:06 ` [PATCH 22/28] dma-buf: add enum dma_resv_usage v3 Christian König
2021-11-29 12:06 ` [PATCH 23/28] dma-buf: specify usage while adding fences to dma_resv obj v2 Christian König
2021-11-29 12:06 ` [PATCH 24/28] dma-buf: add DMA_RESV_USAGE_KERNEL Christian König
2021-11-29 12:06 ` [PATCH 25/28] dma-buf: add DMA_RESV_USAGE_BOOKKEEP Christian König
2021-11-29 12:06 ` [PATCH 26/28] dma-buf: wait for map to complete for static attachments Christian König
2021-11-29 12:06 ` [PATCH 27/28] amdgpu: remove DMA-buf fence workaround Christian König
2021-11-29 12:06 ` [PATCH 28/28] drm/ttm: remove bo->moving Christian König
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