1 #ifndef __NVIF_OBJECT_H__ 2 #define __NVIF_OBJECT_H__ 3 4 #include <nvif/os.h> 5 6 struct nvif_object { 7 struct nvif_object *parent; 8 struct nvif_object *object; /*XXX: hack for nvif_object() */ 9 struct kref refcount; 10 u32 handle; 11 u32 oclass; 12 void *data; 13 u32 size; 14 void *priv; /*XXX: hack */ 15 void (*dtor)(struct nvif_object *); 16 struct { 17 void __iomem *ptr; 18 u32 size; 19 } map; 20 }; 21 22 int nvif_object_init(struct nvif_object *, void (*dtor)(struct nvif_object *), 23 u32 handle, u32 oclass, void *, u32, 24 struct nvif_object *); 25 void nvif_object_fini(struct nvif_object *); 26 int nvif_object_new(struct nvif_object *, u32 handle, u32 oclass, 27 void *, u32, struct nvif_object **); 28 void nvif_object_ref(struct nvif_object *, struct nvif_object **); 29 int nvif_object_ioctl(struct nvif_object *, void *, u32, void **); 30 int nvif_object_sclass(struct nvif_object *, u32 *, int); 31 u32 nvif_object_rd(struct nvif_object *, int, u64); 32 void nvif_object_wr(struct nvif_object *, int, u64, u32); 33 int nvif_object_mthd(struct nvif_object *, u32, void *, u32); 34 int nvif_object_map(struct nvif_object *); 35 void nvif_object_unmap(struct nvif_object *); 36 37 #define nvif_object(a) (a)->object 38 39 #define ioread8_native ioread8 40 #define iowrite8_native iowrite8 41 #define nvif_rd(a,b,c) ({ \ 42 struct nvif_object *_object = nvif_object(a); \ 43 u32 _data; \ 44 if (likely(_object->map.ptr)) \ 45 _data = ioread##b##_native((u8 __iomem *)_object->map.ptr + (c)); \ 46 else \ 47 _data = nvif_object_rd(_object, (b) / 8, (c)); \ 48 _data; \ 49 }) 50 #define nvif_wr(a,b,c,d) ({ \ 51 struct nvif_object *_object = nvif_object(a); \ 52 if (likely(_object->map.ptr)) \ 53 iowrite##b##_native((d), (u8 __iomem *)_object->map.ptr + (c)); \ 54 else \ 55 nvif_object_wr(_object, (b) / 8, (c), (d)); \ 56 }) 57 #define nvif_rd08(a,b) ({ u8 _v = nvif_rd((a), 8, (b)); _v; }) 58 #define nvif_rd16(a,b) ({ u16 _v = nvif_rd((a), 16, (b)); _v; }) 59 #define nvif_rd32(a,b) ({ u32 _v = nvif_rd((a), 32, (b)); _v; }) 60 #define nvif_wr08(a,b,c) nvif_wr((a), 8, (b), (u8)(c)) 61 #define nvif_wr16(a,b,c) nvif_wr((a), 16, (b), (u16)(c)) 62 #define nvif_wr32(a,b,c) nvif_wr((a), 32, (b), (u32)(c)) 63 #define nvif_mask(a,b,c,d) ({ \ 64 u32 _v = nvif_rd32(nvif_object(a), (b)); \ 65 nvif_wr32(nvif_object(a), (b), (_v & ~(c)) | (d)); \ 66 _v; \ 67 }) 68 69 #define nvif_mthd(a,b,c,d) nvif_object_mthd(nvif_object(a), (b), (c), (d)) 70 71 /*XXX*/ 72 #include <core/object.h> 73 #define nvkm_object(a) ((struct nouveau_object *)nvif_object(a)->priv) 74 75 #endif 76