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 #include <nvif/user.h>
   8
   9 struct nvif_device {
  10         struct nvif_object object;
  11         struct nv_device_info_v0 info;
  12
  13         struct nvif_fifo_runlist {
  14                 u64 engines;
  15         } *runlist;
  16         int runlists;
  17
  18         struct nvif_user user;
  19 };
  20
  21 int  nvif_device_init(struct nvif_object *, u32 handle, s32 oclass, void *, u32,
  22                       struct nvif_device *);
  23 void nvif_device_fini(struct nvif_device *);
  24 u64  nvif_device_time(struct nvif_device *);
  25
  26 /* Delay based on GPU time (ie. PTIMER).
  27  *
  28  * Will return -ETIMEDOUT unless the loop was terminated with 'break',
  29  * where it will return the number of nanoseconds taken instead.
  30  */
  31 #define nvif_nsec(d,n,cond...) ({                                              \
  32         struct nvif_device *_device = (d);                                     \
  33         u64 _nsecs = (n), _time0 = nvif_device_time(_device);                  \
  34         s64 _taken = 0;                                                        \
  35                                                                                \
  36         do {                                                                   \
  37                 cond                                                           \
  38         } while (_taken = nvif_device_time(_device) - _time0, _taken < _nsecs);\
  39                                                                                \
  40         if (_taken >= _nsecs)                                                  \
  41                 _taken = -ETIMEDOUT;                                           \
  42         _taken;                                                                \
  43 })
  44 #define nvif_usec(d,u,cond...) nvif_nsec((d), (u) * 1000, ##cond)
  45 #define nvif_msec(d,m,cond...) nvif_usec((d), (m) * 1000, ##cond)
  46
  47 /*XXX*/
  48 #include <subdev/bios.h>
  49 #include <subdev/fb.h>
  50 #include <subdev/bar.h>
  51 #include <subdev/gpio.h>
  52 #include <subdev/clk.h>
  53 #include <subdev/i2c.h>
  54 #include <subdev/timer.h>
  55 #include <subdev/therm.h>
  56 #include <subdev/pci.h>
  57
  58 #define nvxx_device(a) ({                                                      \
  59         struct nvif_device *_device = (a);                                     \
  60         struct {                                                               \
  61                 struct nvkm_object object;                                     \
  62                 struct nvkm_device *device;                                    \
  63         } *_udevice = _device->object.priv;                                    \
  64         _udevice->device;                                                      \
  65 })
  66 #define nvxx_bios(a) nvxx_device(a)->bios
  67 #define nvxx_fb(a) nvxx_device(a)->fb
  68 #define nvxx_gpio(a) nvxx_device(a)->gpio
  69 #define nvxx_clk(a) nvxx_device(a)->clk
  70 #define nvxx_i2c(a) nvxx_device(a)->i2c
  71 #define nvxx_iccsense(a) nvxx_device(a)->iccsense
  72 #define nvxx_therm(a) nvxx_device(a)->therm
  73 #define nvxx_volt(a) nvxx_device(a)->volt
  74
  75 #include <engine/fifo.h>
  76 #include <engine/gr.h>
  77
  78 #define nvxx_gr(a) nvxx_device(a)->gr
  79 #endif