object.h (6799B)
1/* SPDX-License-Identifier: MIT */ 2#ifndef __NVIF_OBJECT_H__ 3#define __NVIF_OBJECT_H__ 4#include <nvif/os.h> 5 6struct nvif_sclass { 7 s32 oclass; 8 int minver; 9 int maxver; 10}; 11 12struct nvif_object { 13 struct nvif_parent *parent; 14 struct nvif_client *client; 15 const char *name; 16 u32 handle; 17 s32 oclass; 18 void *priv; /*XXX: hack */ 19 struct { 20 void __iomem *ptr; 21 u64 size; 22 } map; 23}; 24 25int nvif_object_ctor(struct nvif_object *, const char *name, u32 handle, 26 s32 oclass, void *, u32, struct nvif_object *); 27void nvif_object_dtor(struct nvif_object *); 28int nvif_object_ioctl(struct nvif_object *, void *, u32, void **); 29int nvif_object_sclass_get(struct nvif_object *, struct nvif_sclass **); 30void nvif_object_sclass_put(struct nvif_sclass **); 31u32 nvif_object_rd(struct nvif_object *, int, u64); 32void nvif_object_wr(struct nvif_object *, int, u64, u32); 33int nvif_object_mthd(struct nvif_object *, u32, void *, u32); 34int nvif_object_map_handle(struct nvif_object *, void *, u32, 35 u64 *handle, u64 *length); 36void nvif_object_unmap_handle(struct nvif_object *); 37int nvif_object_map(struct nvif_object *, void *, u32); 38void nvif_object_unmap(struct nvif_object *); 39 40#define nvif_handle(a) (unsigned long)(void *)(a) 41#define nvif_object(a) (a)->object 42 43#define nvif_rd(a,f,b,c) ({ \ 44 struct nvif_object *_object = (a); \ 45 u32 _data; \ 46 if (likely(_object->map.ptr)) \ 47 _data = f((u8 __iomem *)_object->map.ptr + (c)); \ 48 else \ 49 _data = nvif_object_rd(_object, (b), (c)); \ 50 _data; \ 51}) 52#define nvif_wr(a,f,b,c,d) ({ \ 53 struct nvif_object *_object = (a); \ 54 if (likely(_object->map.ptr)) \ 55 f((d), (u8 __iomem *)_object->map.ptr + (c)); \ 56 else \ 57 nvif_object_wr(_object, (b), (c), (d)); \ 58}) 59#define nvif_rd08(a,b) ({ ((u8)nvif_rd((a), ioread8, 1, (b))); }) 60#define nvif_rd16(a,b) ({ ((u16)nvif_rd((a), ioread16_native, 2, (b))); }) 61#define nvif_rd32(a,b) ({ ((u32)nvif_rd((a), ioread32_native, 4, (b))); }) 62#define nvif_wr08(a,b,c) nvif_wr((a), iowrite8, 1, (b), (u8)(c)) 63#define nvif_wr16(a,b,c) nvif_wr((a), iowrite16_native, 2, (b), (u16)(c)) 64#define nvif_wr32(a,b,c) nvif_wr((a), iowrite32_native, 4, (b), (u32)(c)) 65#define nvif_mask(a,b,c,d) ({ \ 66 struct nvif_object *__object = (a); \ 67 u32 _addr = (b), _data = nvif_rd32(__object, _addr); \ 68 nvif_wr32(__object, _addr, (_data & ~(c)) | (d)); \ 69 _data; \ 70}) 71 72#define nvif_mthd(a,b,c,d) nvif_object_mthd((a), (b), (c), (d)) 73 74struct nvif_mclass { 75 s32 oclass; 76 int version; 77}; 78 79#define nvif_mclass(o,m) ({ \ 80 struct nvif_object *object = (o); \ 81 struct nvif_sclass *sclass; \ 82 typeof(m[0]) *mclass = (m); \ 83 int ret = -ENODEV; \ 84 int cnt, i, j; \ 85 \ 86 cnt = nvif_object_sclass_get(object, &sclass); \ 87 if (cnt >= 0) { \ 88 for (i = 0; ret < 0 && mclass[i].oclass; i++) { \ 89 for (j = 0; j < cnt; j++) { \ 90 if (mclass[i].oclass == sclass[j].oclass && \ 91 mclass[i].version >= sclass[j].minver && \ 92 mclass[i].version <= sclass[j].maxver) { \ 93 ret = i; \ 94 break; \ 95 } \ 96 } \ 97 } \ 98 nvif_object_sclass_put(&sclass); \ 99 } \ 100 ret; \ 101}) 102 103#define nvif_sclass(o,m,u) ({ \ 104 const typeof(m[0]) *_mclass = (m); \ 105 s32 _oclass = (u); \ 106 int _cid; \ 107 if (_oclass) { \ 108 for (_cid = 0; _mclass[_cid].oclass; _cid++) { \ 109 if (_mclass[_cid].oclass == _oclass) \ 110 break; \ 111 } \ 112 _cid = _mclass[_cid].oclass ? _cid : -ENOSYS; \ 113 } else { \ 114 _cid = nvif_mclass((o), _mclass); \ 115 } \ 116 _cid; \ 117}) 118 119#define NVIF_RD32_(p,o,dr) nvif_rd32((p), (o) + (dr)) 120#define NVIF_WR32_(p,o,dr,f) nvif_wr32((p), (o) + (dr), (f)) 121#define NVIF_RD32(p,A...) DRF_RD(NVIF_RD32_, (p), 0, ##A) 122#define NVIF_RV32(p,A...) DRF_RV(NVIF_RD32_, (p), 0, ##A) 123#define NVIF_TV32(p,A...) DRF_TV(NVIF_RD32_, (p), 0, ##A) 124#define NVIF_TD32(p,A...) DRF_TD(NVIF_RD32_, (p), 0, ##A) 125#define NVIF_WR32(p,A...) DRF_WR( NVIF_WR32_, (p), 0, ##A) 126#define NVIF_WV32(p,A...) DRF_WV( NVIF_WR32_, (p), 0, ##A) 127#define NVIF_WD32(p,A...) DRF_WD( NVIF_WR32_, (p), 0, ##A) 128#define NVIF_MR32(p,A...) DRF_MR(NVIF_RD32_, NVIF_WR32_, u32, (p), 0, ##A) 129#define NVIF_MV32(p,A...) DRF_MV(NVIF_RD32_, NVIF_WR32_, u32, (p), 0, ##A) 130#define NVIF_MD32(p,A...) DRF_MD(NVIF_RD32_, NVIF_WR32_, u32, (p), 0, ##A) 131 132/*XXX*/ 133#include <core/object.h> 134#define nvxx_object(a) ({ \ 135 struct nvif_object *_object = (a); \ 136 (struct nvkm_object *)_object->priv; \ 137}) 138#endif