1 /*
2 * Copyright 2011 Joakim Sindholt <opensource@zhasha.com>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * on the rights to use, copy, modify, merge, publish, distribute, sub
8 * license, and/or sell copies of the Software, and to permit persons to whom
9 * the Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21 * USE OR OTHER DEALINGS IN THE SOFTWARE. */
22
23 /* XXX: header order is slightly screwy here */
24 #include "loader.h"
25
26 #include "adapter9.h"
27
28 #include "pipe-loader/pipe_loader.h"
29
30 #include "pipe/p_screen.h"
31 #include "pipe/p_state.h"
32
33 #include "target-helpers/drm_helper.h"
34 #include "target-helpers/sw_helper.h"
35 #include "frontend/drm_driver.h"
36
37 #include "d3dadapter/d3dadapter9.h"
38 #include "d3dadapter/drm.h"
39
40 #include "util/xmlconfig.h"
41 #include "util/driconf.h"
42
43 #include "drm-uapi/drm.h"
44 #include <sys/ioctl.h>
45 #include <fcntl.h>
46 #include <stdio.h>
47
48 #define DBG_CHANNEL DBG_ADAPTER
49
50 const driOptionDescription __driConfigOptionsNine[] = {
51 DRI_CONF_SECTION_PERFORMANCE
52 DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_1)
53 DRI_CONF_SECTION_END
54 DRI_CONF_SECTION_NINE
55 DRI_CONF_NINE_OVERRIDEVENDOR(-1)
56 DRI_CONF_NINE_THROTTLE(-2)
57 DRI_CONF_NINE_THREADSUBMIT(false)
58 DRI_CONF_NINE_ALLOWDISCARDDELAYEDRELEASE(true)
59 DRI_CONF_NINE_TEARFREEDISCARD(false)
60 DRI_CONF_NINE_CSMT(-1)
61 DRI_CONF_NINE_DYNAMICTEXTUREWORKAROUND(false)
62 DRI_CONF_NINE_SHADERINLINECONSTANTS(false)
63 DRI_CONF_SECTION_END
64 };
65
66 struct fallback_card_config {
67 const char *name;
68 unsigned vendor_id;
69 unsigned device_id;
70 } fallback_cards[] = {
71 {"NV124", 0x10de, 0x13C2}, /* NVIDIA GeForce GTX 970 */
72 {"HAWAII", 0x1002, 0x67b1}, /* AMD Radeon R9 290 */
73 {"Haswell Mobile", 0x8086, 0x13C2}, /* Intel Haswell Mobile */
74 {"SVGA3D", 0x15ad, 0x0405}, /* VMware SVGA 3D */
75 };
76
77 /* prototypes */
78 void
79 d3d_match_vendor_id( D3DADAPTER_IDENTIFIER9* drvid,
80 unsigned fallback_ven,
81 unsigned fallback_dev,
82 const char* fallback_name );
83
84 void d3d_fill_driver_version(D3DADAPTER_IDENTIFIER9* drvid);
85
86 void d3d_fill_cardname(D3DADAPTER_IDENTIFIER9* drvid);
87
88 struct d3dadapter9drm_context
89 {
90 struct d3dadapter9_context base;
91 struct pipe_loader_device *dev, *swdev;
92 int fd;
93 };
94
95 static void
drm_destroy(struct d3dadapter9_context * ctx)96 drm_destroy( struct d3dadapter9_context *ctx )
97 {
98 struct d3dadapter9drm_context *drm = (struct d3dadapter9drm_context *)ctx;
99
100 if (ctx->ref)
101 ctx->ref->destroy(ctx->ref);
102 /* because ref is a wrapper around hal, freeing ref frees hal too. */
103 else if (ctx->hal)
104 ctx->hal->destroy(ctx->hal);
105
106 if (drm->swdev)
107 pipe_loader_release(&drm->swdev, 1);
108 if (drm->dev)
109 pipe_loader_release(&drm->dev, 1);
110
111 close(drm->fd);
112 FREE(ctx);
113 }
114
115 static inline void
get_bus_info(int fd,DWORD * vendorid,DWORD * deviceid,DWORD * subsysid,DWORD * revision)116 get_bus_info( int fd,
117 DWORD *vendorid,
118 DWORD *deviceid,
119 DWORD *subsysid,
120 DWORD *revision )
121 {
122 int vid, did;
123
124 if (loader_get_pci_id_for_fd(fd, &vid, &did)) {
125 DBG("PCI info: vendor=0x%04x, device=0x%04x\n",
126 vid, did);
127 *vendorid = vid;
128 *deviceid = did;
129 *subsysid = 0;
130 *revision = 0;
131 } else {
132 DBG("Unable to detect card. Faking %s\n", fallback_cards[0].name);
133 *vendorid = fallback_cards[0].vendor_id;
134 *deviceid = fallback_cards[0].device_id;
135 *subsysid = 0;
136 *revision = 0;
137 }
138 }
139
140 static inline void
read_descriptor(struct d3dadapter9_context * ctx,int fd,int override_vendorid)141 read_descriptor( struct d3dadapter9_context *ctx,
142 int fd, int override_vendorid )
143 {
144 unsigned i;
145 BOOL found;
146 D3DADAPTER_IDENTIFIER9 *drvid = &ctx->identifier;
147
148 memset(drvid, 0, sizeof(*drvid));
149 get_bus_info(fd, &drvid->VendorId, &drvid->DeviceId,
150 &drvid->SubSysId, &drvid->Revision);
151 snprintf(drvid->DeviceName, sizeof(drvid->DeviceName),
152 "Gallium 0.4 with %s", ctx->hal->get_vendor(ctx->hal));
153 snprintf(drvid->Description, sizeof(drvid->Description),
154 "%s", ctx->hal->get_name(ctx->hal));
155
156 if (override_vendorid > 0) {
157 found = FALSE;
158 /* fill in device_id and card name for fake vendor */
159 for (i = 0; i < sizeof(fallback_cards)/sizeof(fallback_cards[0]); i++) {
160 if (fallback_cards[i].vendor_id == override_vendorid) {
161 DBG("Faking card '%s' vendor 0x%04x, device 0x%04x\n",
162 fallback_cards[i].name,
163 fallback_cards[i].vendor_id,
164 fallback_cards[i].device_id);
165 drvid->VendorId = fallback_cards[i].vendor_id;
166 drvid->DeviceId = fallback_cards[i].device_id;
167 snprintf(drvid->Description, sizeof(drvid->Description),
168 "%s", fallback_cards[i].name);
169 found = TRUE;
170 break;
171 }
172 }
173 if (!found) {
174 DBG("Unknown fake vendor 0x%04x! Using detected vendor !\n", override_vendorid);
175 }
176 }
177 /* choose fall-back vendor if necessary to allow
178 * the following functions to return sane results */
179 d3d_match_vendor_id(drvid, fallback_cards[0].vendor_id, fallback_cards[0].device_id, fallback_cards[0].name);
180 /* fill in driver name and version info */
181 d3d_fill_driver_version(drvid);
182 /* override Description field with Windows like names */
183 d3d_fill_cardname(drvid);
184
185 /* this driver isn't WHQL certified */
186 drvid->WHQLLevel = 0;
187
188 /* this value is fixed */
189 drvid->DeviceIdentifier.Data1 = 0xaeb2cdd4;
190 drvid->DeviceIdentifier.Data2 = 0x6e41;
191 drvid->DeviceIdentifier.Data3 = 0x43ea;
192 drvid->DeviceIdentifier.Data4[0] = 0x94;
193 drvid->DeviceIdentifier.Data4[1] = 0x1c;
194 drvid->DeviceIdentifier.Data4[2] = 0x83;
195 drvid->DeviceIdentifier.Data4[3] = 0x61;
196 drvid->DeviceIdentifier.Data4[4] = 0xcc;
197 drvid->DeviceIdentifier.Data4[5] = 0x76;
198 drvid->DeviceIdentifier.Data4[6] = 0x07;
199 drvid->DeviceIdentifier.Data4[7] = 0x81;
200 }
201
202 static HRESULT WINAPI
drm_create_adapter(int fd,ID3DAdapter9 ** ppAdapter)203 drm_create_adapter( int fd,
204 ID3DAdapter9 **ppAdapter )
205 {
206 struct d3dadapter9drm_context *ctx = CALLOC_STRUCT(d3dadapter9drm_context);
207 HRESULT hr;
208 bool different_device;
209 driOptionCache defaultInitOptions;
210 driOptionCache userInitOptions;
211 int throttling_value_user = -2;
212 int override_vendorid = -1;
213
214 if (!ctx) { return E_OUTOFMEMORY; }
215
216 ctx->base.destroy = drm_destroy;
217
218 /* Although the fd is provided from external source, mesa/nine
219 * takes ownership of it. */
220 fd = loader_get_user_preferred_fd(fd, &different_device);
221 ctx->fd = fd;
222 ctx->base.linear_framebuffer = different_device;
223
224 if (!pipe_loader_drm_probe_fd(&ctx->dev, fd)) {
225 ERR("Failed to probe drm fd %d.\n", fd);
226 FREE(ctx);
227 close(fd);
228 return D3DERR_DRIVERINTERNALERROR;
229 }
230
231 ctx->base.hal = pipe_loader_create_screen(ctx->dev);
232 if (!ctx->base.hal) {
233 ERR("Unable to load requested driver.\n");
234 drm_destroy(&ctx->base);
235 return D3DERR_DRIVERINTERNALERROR;
236 }
237
238 if (!ctx->base.hal->get_param(ctx->base.hal, PIPE_CAP_DMABUF)) {
239 ERR("The driver is not capable of dma-buf sharing."
240 "Abandon to load nine state tracker\n");
241 drm_destroy(&ctx->base);
242 return D3DERR_DRIVERINTERNALERROR;
243 }
244
245 /* Previously was set to PIPE_CAP_MAX_FRAMES_IN_FLIGHT,
246 * but the change of value of this cap to 1 seems to cause
247 * regressions. */
248 ctx->base.throttling_value = 2;
249 ctx->base.throttling = ctx->base.throttling_value > 0;
250
251 driParseOptionInfo(&defaultInitOptions, __driConfigOptionsNine,
252 ARRAY_SIZE(__driConfigOptionsNine));
253 driParseConfigFiles(&userInitOptions, &defaultInitOptions, 0,
254 "nine", NULL, NULL, 0, NULL, 0);
255 if (driCheckOption(&userInitOptions, "throttle_value", DRI_INT)) {
256 throttling_value_user = driQueryOptioni(&userInitOptions, "throttle_value");
257 if (throttling_value_user == -1)
258 ctx->base.throttling = FALSE;
259 else if (throttling_value_user >= 0) {
260 ctx->base.throttling = TRUE;
261 ctx->base.throttling_value = throttling_value_user;
262 }
263 }
264
265 if (driCheckOption(&userInitOptions, "vblank_mode", DRI_ENUM))
266 ctx->base.vblank_mode = driQueryOptioni(&userInitOptions, "vblank_mode");
267 else
268 ctx->base.vblank_mode = 1;
269
270 if (driCheckOption(&userInitOptions, "thread_submit", DRI_BOOL))
271 ctx->base.thread_submit = driQueryOptionb(&userInitOptions, "thread_submit");
272 else
273 ctx->base.thread_submit = different_device;
274
275 if (driCheckOption(&userInitOptions, "override_vendorid", DRI_INT)) {
276 override_vendorid = driQueryOptioni(&userInitOptions, "override_vendorid");
277 }
278
279 if (driCheckOption(&userInitOptions, "discard_delayed_release", DRI_BOOL))
280 ctx->base.discard_delayed_release = driQueryOptionb(&userInitOptions, "discard_delayed_release");
281 else
282 ctx->base.discard_delayed_release = TRUE;
283
284 if (driCheckOption(&userInitOptions, "tearfree_discard", DRI_BOOL))
285 ctx->base.tearfree_discard = driQueryOptionb(&userInitOptions, "tearfree_discard");
286 else
287 ctx->base.tearfree_discard = FALSE;
288
289 if (ctx->base.tearfree_discard && !ctx->base.discard_delayed_release) {
290 ERR("tearfree_discard requires discard_delayed_release\n");
291 ctx->base.tearfree_discard = FALSE;
292 }
293
294 if (driCheckOption(&userInitOptions, "csmt_force", DRI_INT))
295 ctx->base.csmt_force = driQueryOptioni(&userInitOptions, "csmt_force");
296 else
297 ctx->base.csmt_force = -1;
298
299 if (driCheckOption(&userInitOptions, "dynamic_texture_workaround", DRI_BOOL))
300 ctx->base.dynamic_texture_workaround = driQueryOptionb(&userInitOptions, "dynamic_texture_workaround");
301 else
302 ctx->base.dynamic_texture_workaround = FALSE;
303
304 if (driCheckOption(&userInitOptions, "shader_inline_constants", DRI_BOOL))
305 ctx->base.shader_inline_constants = driQueryOptionb(&userInitOptions, "shader_inline_constants");
306 else
307 ctx->base.shader_inline_constants = FALSE;
308
309 driDestroyOptionCache(&userInitOptions);
310 driDestroyOptionInfo(&defaultInitOptions);
311
312 /* wrap it to create a software screen that can share resources */
313 if (pipe_loader_sw_probe_wrapped(&ctx->swdev, ctx->base.hal))
314 ctx->base.ref = pipe_loader_create_screen(ctx->swdev);
315
316 if (!ctx->base.ref) {
317 ERR("Couldn't wrap drm screen to swrast screen. Software devices "
318 "will be unavailable.\n");
319 }
320
321 /* read out PCI info */
322 read_descriptor(&ctx->base, fd, override_vendorid);
323
324 /* create and return new ID3DAdapter9 */
325 hr = NineAdapter9_new(&ctx->base, (struct NineAdapter9 **)ppAdapter);
326 if (FAILED(hr)) {
327 drm_destroy(&ctx->base);
328 return hr;
329 }
330
331 return D3D_OK;
332 }
333
334 const struct D3DAdapter9DRM drm9_desc = {
335 .major_version = D3DADAPTER9DRM_MAJOR,
336 .minor_version = D3DADAPTER9DRM_MINOR,
337 .create_adapter = drm_create_adapter
338 };
339