1 #ifndef __NOUVEAU_DEVICE_H__
2 #define __NOUVEAU_DEVICE_H__
3
4 #include <core/object.h>
5 #include <core/subdev.h>
6 #include <core/engine.h>
7
8 enum nv_subdev_type {
9 NVDEV_ENGINE_DEVICE,
10 NVDEV_SUBDEV_VBIOS,
11
12 /* All subdevs from DEVINIT to DEVINIT_LAST will be created before
13 * *any* of them are initialised. This subdev category is used
14 * for any subdevs that the VBIOS init table parsing may call out
15 * to during POST.
16 */
17 NVDEV_SUBDEV_DEVINIT,
18 NVDEV_SUBDEV_GPIO,
19 NVDEV_SUBDEV_I2C,
20 NVDEV_SUBDEV_CLOCK,
21 NVDEV_SUBDEV_DEVINIT_LAST = NVDEV_SUBDEV_CLOCK,
22
23 /* This grouping of subdevs are initialised right after they've
24 * been created, and are allowed to assume any subdevs in the
25 * list above them exist and have been initialised.
26 */
27 NVDEV_SUBDEV_MXM,
28 NVDEV_SUBDEV_MC,
29 NVDEV_SUBDEV_BUS,
30 NVDEV_SUBDEV_TIMER,
31 NVDEV_SUBDEV_FB,
32 NVDEV_SUBDEV_LTCG,
33 NVDEV_SUBDEV_IBUS,
34 NVDEV_SUBDEV_INSTMEM,
35 NVDEV_SUBDEV_VM,
36 NVDEV_SUBDEV_BAR,
37 NVDEV_SUBDEV_VOLT,
38 NVDEV_SUBDEV_THERM,
39
40 NVDEV_ENGINE_DMAOBJ,
41 NVDEV_ENGINE_FIFO,
42 NVDEV_ENGINE_SW,
43 NVDEV_ENGINE_GR,
44 NVDEV_ENGINE_MPEG,
45 NVDEV_ENGINE_ME,
46 NVDEV_ENGINE_VP,
47 NVDEV_ENGINE_CRYPT,
48 NVDEV_ENGINE_BSP,
49 NVDEV_ENGINE_PPP,
50 NVDEV_ENGINE_COPY0,
51 NVDEV_ENGINE_COPY1,
52 NVDEV_ENGINE_UNK1C1,
53 NVDEV_ENGINE_VENC,
54 NVDEV_ENGINE_DISP,
55
56 NVDEV_SUBDEV_NR,
57 };
58
59 struct nouveau_device {
60 struct nouveau_engine base;
61 struct list_head head;
62
63 struct pci_dev *pdev;
64 u64 handle;
65
66 const char *cfgopt;
67 const char *dbgopt;
68 const char *name;
69 const char *cname;
70
71 enum {
72 NV_04 = 0x04,
73 NV_10 = 0x10,
74 NV_20 = 0x20,
75 NV_30 = 0x30,
76 NV_40 = 0x40,
77 NV_50 = 0x50,
78 NV_C0 = 0xc0,
79 NV_D0 = 0xd0,
80 NV_E0 = 0xe0,
81 } card_type;
82 u32 chipset;
83 u32 crystal;
84
85 struct nouveau_oclass *oclass[NVDEV_SUBDEV_NR];
86 struct nouveau_object *subdev[NVDEV_SUBDEV_NR];
87 };
88
89 static inline struct nouveau_device *
nv_device(void * obj)90 nv_device(void *obj)
91 {
92 struct nouveau_object *object = nv_object(obj);
93 struct nouveau_object *device = object;
94
95 if (device->engine)
96 device = device->engine;
97 if (device->parent)
98 device = device->parent;
99
100 #if CONFIG_NOUVEAU_DEBUG >= NV_DBG_PARANOIA
101 if (unlikely(!nv_iclass(device, NV_SUBDEV_CLASS) ||
102 (nv_hclass(device) & 0xff) != NVDEV_ENGINE_DEVICE)) {
103 nv_assert("BAD CAST -> NvDevice, 0x%08x 0x%08x",
104 nv_hclass(object), nv_hclass(device));
105 }
106 #endif
107
108 return (void *)device;
109 }
110
111 static inline struct nouveau_subdev *
nouveau_subdev(void * obj,int sub)112 nouveau_subdev(void *obj, int sub)
113 {
114 if (nv_device(obj)->subdev[sub])
115 return nv_subdev(nv_device(obj)->subdev[sub]);
116 return NULL;
117 }
118
119 static inline struct nouveau_engine *
nouveau_engine(void * obj,int sub)120 nouveau_engine(void *obj, int sub)
121 {
122 struct nouveau_subdev *subdev = nouveau_subdev(obj, sub);
123 if (subdev && nv_iclass(subdev, NV_ENGINE_CLASS))
124 return nv_engine(subdev);
125 return NULL;
126 }
127
128 static inline bool
nv_device_match(struct nouveau_object * object,u16 dev,u16 ven,u16 sub)129 nv_device_match(struct nouveau_object *object, u16 dev, u16 ven, u16 sub)
130 {
131 struct nouveau_device *device = nv_device(object);
132 return device->pdev->device == dev &&
133 device->pdev->subsystem_vendor == ven &&
134 device->pdev->subsystem_device == sub;
135 }
136
137 #endif
138