1 /* SPDX-License-Identifier: MIT */ 2 #ifndef __NOUVEAU_CHAN_H__ 3 #define __NOUVEAU_CHAN_H__ 4 #include <nvif/object.h> 5 #include <nvif/event.h> 6 #include <nvif/chan.h> 7 struct nvif_device; 8 9 struct nouveau_channel { 10 struct nvif_chan chan; 11 12 struct nouveau_cli *cli; 13 struct nouveau_vmm *vmm; 14 15 struct nvif_mem mem_userd; 16 struct nvif_object *userd; 17 18 int runlist; 19 int chid; 20 u64 inst; 21 u32 token; 22 23 struct nvif_object vram; 24 struct nvif_object gart; 25 struct nvif_object nvsw; 26 27 struct { 28 struct nouveau_bo *buffer; 29 struct nouveau_vma *vma; 30 struct nvif_object ctxdma; 31 u64 addr; 32 } push; 33 34 /* TODO: this will be reworked in the near future */ 35 bool accel_done; 36 void *fence; 37 struct { 38 int max; 39 int free; 40 int cur; 41 int put; 42 } dma; 43 u32 user_get; 44 u32 user_put; 45 46 struct { 47 struct nouveau_bo *bo; 48 struct nouveau_vma *vma; 49 } sema; 50 51 struct nvif_object user; 52 struct nvif_object blit; 53 54 struct nvif_event kill; 55 atomic_t killed; 56 }; 57 58 int nouveau_channels_init(struct nouveau_drm *); 59 void nouveau_channels_fini(struct nouveau_drm *); 60 61 int nouveau_channel_new(struct nouveau_cli *, bool priv, u64 runm, 62 u32 vram, u32 gart, struct nouveau_channel **); 63 void nouveau_channel_del(struct nouveau_channel **); 64 int nouveau_channel_idle(struct nouveau_channel *); 65 void nouveau_channel_kill(struct nouveau_channel *); 66 67 extern int nouveau_vram_pushbuf; 68 69 #endif 70