linux/drivers/gpu/drm/nouveau/include/nvif/device.h
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   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
   8struct nvif_device {
   9        struct nvif_object object;
  10        struct nv_device_info_v0 info;
  11};
  12
  13int  nvif_device_init(struct nvif_object *, u32 handle, s32 oclass, void *, u32,
  14                      struct nvif_device *);
  15void nvif_device_fini(struct nvif_device *);
  16u64  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
  73