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

   1/* SPDX-License-Identifier: MIT */
   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
   9struct 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
  21int  nvif_device_init(struct nvif_object *, u32 handle, s32 oclass, void *, u32,
  22                      struct nvif_device *);
  23void nvif_device_fini(struct nvif_device *);
  24u64  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
  80