drivers/gpu/drm/nouveau/include/nvif/device.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __NVIF_DEVICE_H__
   3 #define __NVIF_DEVICE_H__
   4
   5 #include <nvif/object.h>
   6 #include <nvif/cl0080.h>
   7
   8 struct nvif_device {
   9         struct nvif_object object;
  10         struct nv_device_info_v0 info;
  11 };
  12
  13 int  nvif_device_init(struct nvif_object *, u32 handle, s32 oclass, void *, u32,
  14                       struct nvif_device *);
  15 void nvif_device_fini(struct nvif_device *);
  16 u64  nvif_device_time(struct nvif_device *);
  17
  18 /* Delay based on GPU time (ie. PTIMER).
  19  *
  20  * Will return -ETIMEDOUT unless the loop was terminated with 'break',
  21  * where it will return the number of nanoseconds taken instead.
  22  */
  23 #define nvif_nsec(d,n,cond...) ({                                              \
  24         struct nvif_device *_device = (d);                                     \
  25         u64 _nsecs = (n), _time0 = nvif_device_time(_device);                  \
  26         s64 _taken = 0;                                                        \
  27                                                                                \
  28         do {                                                                   \
  29                 cond                                                           \
  30         } while (_taken = nvif_device_time(_device) - _time0, _taken < _nsecs);\
  31                                                                                \
  32         if (_taken >= _nsecs)                                                  \
  33                 _taken = -ETIMEDOUT;                                           \
  34         _taken;                                                                \
  35 })
  36 #define nvif_usec(d,u,cond...) nvif_nsec((d), (u) * 1000, ##cond)
  37 #define nvif_msec(d,m,cond...) nvif_usec((d), (m) * 1000, ##cond)
  38
  39 /*XXX*/
  40 #include <subdev/bios.h>
  41 #include <subdev/fb.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_gpio(a) nvxx_device(a)->gpio
  61 #define nvxx_clk(a) nvxx_device(a)->clk
  62 #define nvxx_i2c(a) nvxx_device(a)->i2c
  63 #define nvxx_iccsense(a) nvxx_device(a)->iccsense
  64 #define nvxx_therm(a) nvxx_device(a)->therm
  65 #define nvxx_volt(a) nvxx_device(a)->volt
  66
  67 #include <engine/fifo.h>
  68 #include <engine/gr.h>
  69
  70 #define nvxx_fifo(a) nvxx_device(a)->fifo
  71 #define nvxx_gr(a) nvxx_device(a)->gr
  72 #endif