forked from Minki/linux
76 lines
3.1 KiB
C
76 lines
3.1 KiB
C
#ifndef __NVIF_OBJECT_H__
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#define __NVIF_OBJECT_H__
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#include <nvif/os.h>
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struct nvif_object {
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struct nvif_object *parent;
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struct nvif_object *object; /*XXX: hack for nvif_object() */
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struct kref refcount;
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u32 handle;
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u32 oclass;
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void *data;
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u32 size;
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void *priv; /*XXX: hack */
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void (*dtor)(struct nvif_object *);
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struct {
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void __iomem *ptr;
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u32 size;
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} map;
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};
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int nvif_object_init(struct nvif_object *, void (*dtor)(struct nvif_object *),
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u32 handle, u32 oclass, void *, u32,
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struct nvif_object *);
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void nvif_object_fini(struct nvif_object *);
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int nvif_object_new(struct nvif_object *, u32 handle, u32 oclass,
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void *, u32, struct nvif_object **);
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void nvif_object_ref(struct nvif_object *, struct nvif_object **);
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int nvif_object_ioctl(struct nvif_object *, void *, u32, void **);
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int nvif_object_sclass(struct nvif_object *, u32 *, int);
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u32 nvif_object_rd(struct nvif_object *, int, u64);
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void nvif_object_wr(struct nvif_object *, int, u64, u32);
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int nvif_object_mthd(struct nvif_object *, u32, void *, u32);
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int nvif_object_map(struct nvif_object *);
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void nvif_object_unmap(struct nvif_object *);
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#define nvif_object(a) (a)->object
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#define ioread8_native ioread8
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#define iowrite8_native iowrite8
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#define nvif_rd(a,b,c) ({ \
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struct nvif_object *_object = nvif_object(a); \
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u32 _data; \
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if (likely(_object->map.ptr)) \
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_data = ioread##b##_native((u8 __iomem *)_object->map.ptr + (c)); \
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else \
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_data = nvif_object_rd(_object, (b) / 8, (c)); \
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_data; \
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})
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#define nvif_wr(a,b,c,d) ({ \
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struct nvif_object *_object = nvif_object(a); \
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if (likely(_object->map.ptr)) \
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iowrite##b##_native((d), (u8 __iomem *)_object->map.ptr + (c)); \
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else \
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nvif_object_wr(_object, (b) / 8, (c), (d)); \
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})
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#define nvif_rd08(a,b) ({ u8 _v = nvif_rd((a), 8, (b)); _v; })
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#define nvif_rd16(a,b) ({ u16 _v = nvif_rd((a), 16, (b)); _v; })
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#define nvif_rd32(a,b) ({ u32 _v = nvif_rd((a), 32, (b)); _v; })
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#define nvif_wr08(a,b,c) nvif_wr((a), 8, (b), (u8)(c))
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#define nvif_wr16(a,b,c) nvif_wr((a), 16, (b), (u16)(c))
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#define nvif_wr32(a,b,c) nvif_wr((a), 32, (b), (u32)(c))
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#define nvif_mask(a,b,c,d) ({ \
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u32 _v = nvif_rd32(nvif_object(a), (b)); \
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nvif_wr32(nvif_object(a), (b), (_v & ~(c)) | (d)); \
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_v; \
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})
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#define nvif_mthd(a,b,c,d) nvif_object_mthd(nvif_object(a), (b), (c), (d))
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/*XXX*/
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#include <core/object.h>
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#define nvkm_object(a) ((struct nouveau_object *)nvif_object(a)->priv)
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#endif
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