xref: /linux/drivers/gpu/drm/nouveau/include/nvif/device.h (revision ca55b2fef3a9373fcfc30f82fd26bc7fccbda732)
1 #ifndef __NVIF_DEVICE_H__
2 #define __NVIF_DEVICE_H__
3 
4 #include <nvif/object.h>
5 #include <nvif/class.h>
6 
7 struct nvif_device {
8 	struct nvif_object object;
9 	struct nv_device_info_v0 info;
10 };
11 
12 int  nvif_device_init(struct nvif_object *, u32 handle, s32 oclass, void *, u32,
13 		      struct nvif_device *);
14 void nvif_device_fini(struct nvif_device *);
15 u64  nvif_device_time(struct nvif_device *);
16 
17 /* Delay based on GPU time (ie. PTIMER).
18  *
19  * Will return -ETIMEDOUT unless the loop was terminated with 'break',
20  * where it will return the number of nanoseconds taken instead.
21  */
22 #define nvif_nsec(d,n,cond...) ({                                              \
23 	struct nvif_device *_device = (d);                                     \
24 	u64 _nsecs = (n), _time0 = nvif_device_time(_device);                  \
25 	s64 _taken = 0;                                                        \
26                                                                                \
27 	do {                                                                   \
28 		cond                                                           \
29 	} while (_taken = nvif_device_time(_device) - _time0, _taken < _nsecs);\
30                                                                                \
31 	if (_taken >= _nsecs)                                                  \
32 		_taken = -ETIMEDOUT;                                           \
33 	_taken;                                                                \
34 })
35 #define nvif_usec(d,u,cond...) nvif_nsec((d), (u) * 1000, ##cond)
36 #define nvif_msec(d,m,cond...) nvif_usec((d), (m) * 1000, ##cond)
37 
38 /*XXX*/
39 #include <subdev/bios.h>
40 #include <subdev/fb.h>
41 #include <subdev/mmu.h>
42 #include <subdev/bar.h>
43 #include <subdev/gpio.h>
44 #include <subdev/clk.h>
45 #include <subdev/i2c.h>
46 #include <subdev/timer.h>
47 #include <subdev/therm.h>
48 #include <subdev/pci.h>
49 
50 #define nvxx_device(a) ({                                                      \
51 	struct nvif_device *_device = (a);                                     \
52 	struct {                                                               \
53 		struct nvkm_object object;                                     \
54 		struct nvkm_device *device;                                    \
55 	} *_udevice = _device->object.priv;                                    \
56 	_udevice->device;                                                      \
57 })
58 #define nvxx_bios(a) nvxx_device(a)->bios
59 #define nvxx_fb(a) nvxx_device(a)->fb
60 #define nvxx_mmu(a) nvxx_device(a)->mmu
61 #define nvxx_bar(a) nvxx_device(a)->bar
62 #define nvxx_gpio(a) nvxx_device(a)->gpio
63 #define nvxx_clk(a) nvxx_device(a)->clk
64 #define nvxx_i2c(a) nvxx_device(a)->i2c
65 #define nvxx_therm(a) nvxx_device(a)->therm
66 
67 #include <core/device.h>
68 #include <engine/fifo.h>
69 #include <engine/gr.h>
70 #include <engine/sw.h>
71 
72 #define nvxx_fifo(a) nvxx_device(a)->fifo
73 #define nvxx_gr(a) nvxx_device(a)->gr
74 #endif
75