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| author | Ben Skeggs <bskeggs@redhat.com> | 2012-04-30 13:55:29 +1000 |
|---|---|---|
| committer | Ben Skeggs <bskeggs@redhat.com> | 2012-05-24 16:55:53 +1000 |
| commit | 5e120f6e4b3f35b741c5445dfc755f50128c3c44 (patch) | |
| tree | 210b2bb8f5dccfcb4a6c134341fa31a633ba5243 /drivers/gpu/drm/nouveau/nouveau_drv.h | |
| parent | d375e7d56dffa564a6c337d2ed3217fb94826100 (diff) | |
| download | linux-5e120f6e4b3f35b741c5445dfc755f50128c3c44.tar.bz2 | |
drm/nouveau/fence: convert to exec engine, and improve channel sync
Now have a somewhat simpler semaphore sync implementation for nv17:nv84,
and a switched to using semaphores as fences on nv84+ and making use of
the hardware's >= acquire operation.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_drv.h')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nouveau_drv.h | 20 |
1 files changed, 2 insertions, 18 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_drv.h b/drivers/gpu/drm/nouveau/nouveau_drv.h index 43a46f157def..79eecf53ef2a 100644 --- a/drivers/gpu/drm/nouveau/nouveau_drv.h +++ b/drivers/gpu/drm/nouveau/nouveau_drv.h @@ -165,6 +165,7 @@ enum nouveau_flags { #define NVOBJ_ENGINE_PPP NVOBJ_ENGINE_MPEG #define NVOBJ_ENGINE_BSP 6 #define NVOBJ_ENGINE_VP 7 +#define NVOBJ_ENGINE_FENCE 14 #define NVOBJ_ENGINE_DISPLAY 15 #define NVOBJ_ENGINE_NR 16 @@ -234,17 +235,6 @@ struct nouveau_channel { uint32_t user_get_hi; uint32_t user_put; - /* Fencing */ - struct { - /* lock protects the pending list only */ - spinlock_t lock; - struct list_head pending; - uint32_t sequence; - uint32_t sequence_ack; - atomic_t last_sequence_irq; - struct nouveau_vma vma; - } fence; - /* DMA push buffer */ struct nouveau_gpuobj *pushbuf; struct nouveau_bo *pushbuf_bo; @@ -1443,13 +1433,6 @@ extern int nouveau_bo_vma_add(struct nouveau_bo *, struct nouveau_vm *, struct nouveau_vma *); extern void nouveau_bo_vma_del(struct nouveau_bo *, struct nouveau_vma *); -/* nouveau_fence.c */ -int nouveau_fence_init(struct drm_device *); -void nouveau_fence_fini(struct drm_device *); -int nouveau_fence_channel_init(struct nouveau_channel *); -void nouveau_fence_channel_fini(struct nouveau_channel *); -void nouveau_fence_work(struct nouveau_fence *fence, - void (*work)(void *priv, bool signalled), void *priv); /* nouveau_gem.c */ extern int nouveau_gem_new(struct drm_device *, int size, int align, uint32_t domain, uint32_t tile_mode, @@ -1746,6 +1729,7 @@ nv44_graph_class(struct drm_device *dev) #define NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_EQUAL 0x00000001 #define NV84_SUBCHAN_SEMAPHORE_TRIGGER_WRITE_LONG 0x00000002 #define NV84_SUBCHAN_SEMAPHORE_TRIGGER_ACQUIRE_GEQUAL 0x00000004 +#define NVC0_SUBCHAN_SEMAPHORE_TRIGGER_YIELD 0x00001000 #define NV84_SUBCHAN_NOTIFY_INTR 0x00000020 #define NV84_SUBCHAN_WRCACHE_FLUSH 0x00000024 #define NV10_SUBCHAN_REF_CNT 0x00000050 |