summaryrefslogtreecommitdiffstats
path: root/src/gallium/drivers/nouveau/nouveau_screen.c
blob: a6065e45aaa58413b0034c6ac216031d13bcd635 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
#include "pipe/p_defines.h"
#include "pipe/p_screen.h"
#include "pipe/p_state.h"

#include "util/u_memory.h"
#include "util/u_inlines.h"
#include "util/u_format.h"
#include "util/u_format_s3tc.h"
#include "util/u_string.h"

#include "os/os_time.h"

#include <stdio.h>
#include <errno.h>
#include <stdlib.h>

#include <nouveau_drm.h>

#include "nouveau_winsys.h"
#include "nouveau_screen.h"
#include "nouveau_context.h"
#include "nouveau_fence.h"
#include "nouveau_mm.h"
#include "nouveau_buffer.h"

/* XXX this should go away */
#include "state_tracker/drm_driver.h"

int nouveau_mesa_debug = 0;

static const char *
nouveau_screen_get_name(struct pipe_screen *pscreen)
{
   struct nouveau_device *dev = nouveau_screen(pscreen)->device;
   static char buffer[128];

   util_snprintf(buffer, sizeof(buffer), "NV%02X", dev->chipset);
   return buffer;
}

static const char *
nouveau_screen_get_vendor(struct pipe_screen *pscreen)
{
   return "nouveau";
}

static const char *
nouveau_screen_get_device_vendor(struct pipe_screen *pscreen)
{
   return "NVIDIA";
}

static uint64_t
nouveau_screen_get_timestamp(struct pipe_screen *pscreen)
{
   int64_t cpu_time = os_time_get() * 1000;

   /* getparam of PTIMER_TIME takes about x10 as long (several usecs) */

   return cpu_time + nouveau_screen(pscreen)->cpu_gpu_time_delta;
}

static void
nouveau_screen_fence_ref(struct pipe_screen *pscreen,
                         struct pipe_fence_handle **ptr,
                         struct pipe_fence_handle *pfence)
{
   nouveau_fence_ref(nouveau_fence(pfence), (struct nouveau_fence **)ptr);
}

static boolean
nouveau_screen_fence_finish(struct pipe_screen *screen,
                            struct pipe_fence_handle *pfence,
                            uint64_t timeout)
{
   if (!timeout)
      return nouveau_fence_signalled(nouveau_fence(pfence));

   return nouveau_fence_wait(nouveau_fence(pfence), NULL);
}


struct nouveau_bo *
nouveau_screen_bo_from_handle(struct pipe_screen *pscreen,
                              struct winsys_handle *whandle,
                              unsigned *out_stride)
{
   struct nouveau_device *dev = nouveau_screen(pscreen)->device;
   struct nouveau_bo *bo = 0;
   int ret;

   if (whandle->type != DRM_API_HANDLE_TYPE_SHARED &&
       whandle->type != DRM_API_HANDLE_TYPE_FD) {
      debug_printf("%s: attempt to import unsupported handle type %d\n",
                   __FUNCTION__, whandle->type);
      return NULL;
   }

   if (whandle->type == DRM_API_HANDLE_TYPE_SHARED)
      ret = nouveau_bo_name_ref(dev, whandle->handle, &bo);
   else
      ret = nouveau_bo_prime_handle_ref(dev, whandle->handle, &bo);

   if (ret) {
      debug_printf("%s: ref name 0x%08x failed with %d\n",
                   __FUNCTION__, whandle->handle, ret);
      return NULL;
   }

   *out_stride = whandle->stride;
   return bo;
}


bool
nouveau_screen_bo_get_handle(struct pipe_screen *pscreen,
                             struct nouveau_bo *bo,
                             unsigned stride,
                             struct winsys_handle *whandle)
{
   whandle->stride = stride;

   if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) {
      return nouveau_bo_name_get(bo, &whandle->handle) == 0;
   } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) {
      whandle->handle = bo->handle;
      return true;
   } else if (whandle->type == DRM_API_HANDLE_TYPE_FD) {
      return nouveau_bo_set_prime(bo, (int *)&whandle->handle) == 0;
   } else {
      return false;
   }
}

int
nouveau_screen_init(struct nouveau_screen *screen, struct nouveau_device *dev)
{
   struct pipe_screen *pscreen = &screen->base;
   struct nv04_fifo nv04_data = { .vram = 0xbeef0201, .gart = 0xbeef0202 };
   struct nvc0_fifo nvc0_data = { };
   uint64_t time;
   int size, ret;
   void *data;
   union nouveau_bo_config mm_config;

   char *nv_dbg = getenv("NOUVEAU_MESA_DEBUG");
   if (nv_dbg)
      nouveau_mesa_debug = atoi(nv_dbg);

   /*
    * this is initialized to 1 in nouveau_drm_screen_create after screen
    * is fully constructed and added to the global screen list.
    */
   screen->refcount = -1;

   if (dev->chipset < 0xc0) {
      data = &nv04_data;
      size = sizeof(nv04_data);
   } else {
      data = &nvc0_data;
      size = sizeof(nvc0_data);
   }

   /*
    * Set default VRAM domain if not overridden
    */
   if (!screen->vram_domain) {
      if (dev->vram_size > 0)
         screen->vram_domain = NOUVEAU_BO_VRAM;
      else
         screen->vram_domain = NOUVEAU_BO_GART;
   }

   ret = nouveau_object_new(&dev->object, 0, NOUVEAU_FIFO_CHANNEL_CLASS,
                            data, size, &screen->channel);
   if (ret)
      return ret;
   screen->device = dev;

   ret = nouveau_client_new(screen->device, &screen->client);
   if (ret)
      return ret;
   ret = nouveau_pushbuf_new(screen->client, screen->channel,
                             4, 512 * 1024, 1,
                             &screen->pushbuf);
   if (ret)
      return ret;

   /* getting CPU time first appears to be more accurate */
   screen->cpu_gpu_time_delta = os_time_get();

   ret = nouveau_getparam(dev, NOUVEAU_GETPARAM_PTIMER_TIME, &time);
   if (!ret)
      screen->cpu_gpu_time_delta = time - screen->cpu_gpu_time_delta * 1000;

   pscreen->get_name = nouveau_screen_get_name;
   pscreen->get_vendor = nouveau_screen_get_vendor;
   pscreen->get_device_vendor = nouveau_screen_get_device_vendor;

   pscreen->get_timestamp = nouveau_screen_get_timestamp;

   pscreen->fence_reference = nouveau_screen_fence_ref;
   pscreen->fence_finish = nouveau_screen_fence_finish;

   util_format_s3tc_init();

   screen->lowmem_bindings = PIPE_BIND_GLOBAL; /* gallium limit */
   screen->vidmem_bindings =
      PIPE_BIND_RENDER_TARGET | PIPE_BIND_DEPTH_STENCIL |
      PIPE_BIND_DISPLAY_TARGET | PIPE_BIND_SCANOUT |
      PIPE_BIND_CURSOR |
      PIPE_BIND_SAMPLER_VIEW |
      PIPE_BIND_SHADER_BUFFER | PIPE_BIND_SHADER_IMAGE |
      PIPE_BIND_COMPUTE_RESOURCE |
      PIPE_BIND_GLOBAL;
   screen->sysmem_bindings =
      PIPE_BIND_SAMPLER_VIEW | PIPE_BIND_STREAM_OUTPUT |
      PIPE_BIND_COMMAND_ARGS_BUFFER;

   memset(&mm_config, 0, sizeof(mm_config));

   screen->mm_GART = nouveau_mm_create(dev,
                                       NOUVEAU_BO_GART | NOUVEAU_BO_MAP,
                                       &mm_config);
   screen->mm_VRAM = nouveau_mm_create(dev, NOUVEAU_BO_VRAM, &mm_config);
   return 0;
}

void
nouveau_screen_fini(struct nouveau_screen *screen)
{
   nouveau_mm_destroy(screen->mm_GART);
   nouveau_mm_destroy(screen->mm_VRAM);

   nouveau_pushbuf_del(&screen->pushbuf);

   nouveau_client_del(&screen->client);
   nouveau_object_del(&screen->channel);

   nouveau_device_del(&screen->device);
}

static void
nouveau_set_debug_callback(struct pipe_context *pipe,
                           const struct pipe_debug_callback *cb)
{
   struct nouveau_context *context = nouveau_context(pipe);

   if (cb)
      context->debug = *cb;
   else
      memset(&context->debug, 0, sizeof(context->debug));
}

void
nouveau_context_init(struct nouveau_context *context)
{
   context->pipe.set_debug_callback = nouveau_set_debug_callback;
}