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Merge tag 'v3.3.7' into 3.3/master
[zen-stable.git] / drivers / gpu / drm / radeon / r600_cp.c
blob84c546250955bfc354456dc858f839c6bb27fcfa
1 /*
2 * Copyright 2008-2009 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 *
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the next
13 * paragraph) shall be included in all copies or substantial portions of the
14 * Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *
24 * Authors:
25 * Dave Airlie <airlied@redhat.com>
26 * Alex Deucher <alexander.deucher@amd.com>
27 */
28
29 #include <linux/module.h>
30
31 #include "drmP.h"
32 #include "drm.h"
33 #include "radeon_drm.h"
34 #include "radeon_drv.h"
35
36 #define PFP_UCODE_SIZE 576
37 #define PM4_UCODE_SIZE 1792
38 #define R700_PFP_UCODE_SIZE 848
39 #define R700_PM4_UCODE_SIZE 1360
40
41 /* Firmware Names */
42 MODULE_FIRMWARE("radeon/R600_pfp.bin");
43 MODULE_FIRMWARE("radeon/R600_me.bin");
44 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
45 MODULE_FIRMWARE("radeon/RV610_me.bin");
46 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
47 MODULE_FIRMWARE("radeon/RV630_me.bin");
48 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
49 MODULE_FIRMWARE("radeon/RV620_me.bin");
50 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
51 MODULE_FIRMWARE("radeon/RV635_me.bin");
52 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
53 MODULE_FIRMWARE("radeon/RV670_me.bin");
54 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
55 MODULE_FIRMWARE("radeon/RS780_me.bin");
56 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
57 MODULE_FIRMWARE("radeon/RV770_me.bin");
58 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
59 MODULE_FIRMWARE("radeon/RV730_me.bin");
60 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
61 MODULE_FIRMWARE("radeon/RV710_me.bin");
62
63
64 int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
65 unsigned family, u32 *ib, int *l);
66 void r600_cs_legacy_init(void);
67
68
69 # define ATI_PCIGART_PAGE_SIZE 4096 /**< PCI GART page size */
70 # define ATI_PCIGART_PAGE_MASK (~(ATI_PCIGART_PAGE_SIZE-1))
71
72 #define R600_PTE_VALID (1 << 0)
73 #define R600_PTE_SYSTEM (1 << 1)
74 #define R600_PTE_SNOOPED (1 << 2)
75 #define R600_PTE_READABLE (1 << 5)
76 #define R600_PTE_WRITEABLE (1 << 6)
77
78 /* MAX values used for gfx init */
79 #define R6XX_MAX_SH_GPRS 256
80 #define R6XX_MAX_TEMP_GPRS 16
81 #define R6XX_MAX_SH_THREADS 256
82 #define R6XX_MAX_SH_STACK_ENTRIES 4096
83 #define R6XX_MAX_BACKENDS 8
84 #define R6XX_MAX_BACKENDS_MASK 0xff
85 #define R6XX_MAX_SIMDS 8
86 #define R6XX_MAX_SIMDS_MASK 0xff
87 #define R6XX_MAX_PIPES 8
88 #define R6XX_MAX_PIPES_MASK 0xff
89
90 #define R7XX_MAX_SH_GPRS 256
91 #define R7XX_MAX_TEMP_GPRS 16
92 #define R7XX_MAX_SH_THREADS 256
93 #define R7XX_MAX_SH_STACK_ENTRIES 4096
94 #define R7XX_MAX_BACKENDS 8
95 #define R7XX_MAX_BACKENDS_MASK 0xff
96 #define R7XX_MAX_SIMDS 16
97 #define R7XX_MAX_SIMDS_MASK 0xffff
98 #define R7XX_MAX_PIPES 8
99 #define R7XX_MAX_PIPES_MASK 0xff
100
101 static int r600_do_wait_for_fifo(drm_radeon_private_t *dev_priv, int entries)
102 {
103 int i;
104
105 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
106
107 for (i = 0; i < dev_priv->usec_timeout; i++) {
108 int slots;
109 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)
110 slots = (RADEON_READ(R600_GRBM_STATUS)
111 & R700_CMDFIFO_AVAIL_MASK);
112 else
113 slots = (RADEON_READ(R600_GRBM_STATUS)
114 & R600_CMDFIFO_AVAIL_MASK);
115 if (slots >= entries)
116 return 0;
117 DRM_UDELAY(1);
118 }
119 DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n",
120 RADEON_READ(R600_GRBM_STATUS),
121 RADEON_READ(R600_GRBM_STATUS2));
122
123 return -EBUSY;
124 }
125
126 static int r600_do_wait_for_idle(drm_radeon_private_t *dev_priv)
127 {
128 int i, ret;
129
130 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
131
132 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)
133 ret = r600_do_wait_for_fifo(dev_priv, 8);
134 else
135 ret = r600_do_wait_for_fifo(dev_priv, 16);
136 if (ret)
137 return ret;
138 for (i = 0; i < dev_priv->usec_timeout; i++) {
139 if (!(RADEON_READ(R600_GRBM_STATUS) & R600_GUI_ACTIVE))
140 return 0;
141 DRM_UDELAY(1);
142 }
143 DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n",
144 RADEON_READ(R600_GRBM_STATUS),
145 RADEON_READ(R600_GRBM_STATUS2));
146
147 return -EBUSY;
148 }
149
150 void r600_page_table_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info)
151 {
152 struct drm_sg_mem *entry = dev->sg;
153 int max_pages;
154 int pages;
155 int i;
156
157 if (!entry)
158 return;
159
160 if (gart_info->bus_addr) {
161 max_pages = (gart_info->table_size / sizeof(u64));
162 pages = (entry->pages <= max_pages)
163 ? entry->pages : max_pages;
164
165 for (i = 0; i < pages; i++) {
166 if (!entry->busaddr[i])
167 break;
168 pci_unmap_page(dev->pdev, entry->busaddr[i],
169 PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
170 }
171 if (gart_info->gart_table_location == DRM_ATI_GART_MAIN)
172 gart_info->bus_addr = 0;
173 }
174 }
175
176 /* R600 has page table setup */
177 int r600_page_table_init(struct drm_device *dev)
178 {
179 drm_radeon_private_t *dev_priv = dev->dev_private;
180 struct drm_ati_pcigart_info *gart_info = &dev_priv->gart_info;
181 struct drm_local_map *map = &gart_info->mapping;
182 struct drm_sg_mem *entry = dev->sg;
183 int ret = 0;
184 int i, j;
185 int pages;
186 u64 page_base;
187 dma_addr_t entry_addr;
188 int max_ati_pages, max_real_pages, gart_idx;
189
190 /* okay page table is available - lets rock */
191 max_ati_pages = (gart_info->table_size / sizeof(u64));
192 max_real_pages = max_ati_pages / (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE);
193
194 pages = (entry->pages <= max_real_pages) ?
195 entry->pages : max_real_pages;
196
197 memset_io((void __iomem *)map->handle, 0, max_ati_pages * sizeof(u64));
198
199 gart_idx = 0;
200 for (i = 0; i < pages; i++) {
201 entry->busaddr[i] = pci_map_page(dev->pdev,
202 entry->pagelist[i], 0,
203 PAGE_SIZE,
204 PCI_DMA_BIDIRECTIONAL);
205 if (pci_dma_mapping_error(dev->pdev, entry->busaddr[i])) {
206 DRM_ERROR("unable to map PCIGART pages!\n");
207 r600_page_table_cleanup(dev, gart_info);
208 goto done;
209 }
210 entry_addr = entry->busaddr[i];
211 for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
212 page_base = (u64) entry_addr & ATI_PCIGART_PAGE_MASK;
213 page_base |= R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED;
214 page_base |= R600_PTE_READABLE | R600_PTE_WRITEABLE;
215
216 DRM_WRITE64(map, gart_idx * sizeof(u64), page_base);
217
218 gart_idx++;
219
220 if ((i % 128) == 0)
221 DRM_DEBUG("page entry %d: 0x%016llx\n",
222 i, (unsigned long long)page_base);
223 entry_addr += ATI_PCIGART_PAGE_SIZE;
224 }
225 }
226 ret = 1;
227 done:
228 return ret;
229 }
230
231 static void r600_vm_flush_gart_range(struct drm_device *dev)
232 {
233 drm_radeon_private_t *dev_priv = dev->dev_private;
234 u32 resp, countdown = 1000;
235 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_LOW_ADDR, dev_priv->gart_vm_start >> 12);
236 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
237 RADEON_WRITE(R600_VM_CONTEXT0_REQUEST_RESPONSE, 2);
238
239 do {
240 resp = RADEON_READ(R600_VM_CONTEXT0_REQUEST_RESPONSE);
241 countdown--;
242 DRM_UDELAY(1);
243 } while (((resp & 0xf0) == 0) && countdown);
244 }
245
246 static void r600_vm_init(struct drm_device *dev)
247 {
248 drm_radeon_private_t *dev_priv = dev->dev_private;
249 /* initialise the VM to use the page table we constructed up there */
250 u32 vm_c0, i;
251 u32 mc_rd_a;
252 u32 vm_l2_cntl, vm_l2_cntl3;
253 /* okay set up the PCIE aperture type thingo */
254 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12);
255 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
256 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
257
258 /* setup MC RD a */
259 mc_rd_a = R600_MCD_L1_TLB | R600_MCD_L1_FRAG_PROC | R600_MCD_SYSTEM_ACCESS_MODE_IN_SYS |
260 R600_MCD_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | R600_MCD_EFFECTIVE_L1_TLB_SIZE(5) |
261 R600_MCD_EFFECTIVE_L1_QUEUE_SIZE(5) | R600_MCD_WAIT_L2_QUERY;
262
263 RADEON_WRITE(R600_MCD_RD_A_CNTL, mc_rd_a);
264 RADEON_WRITE(R600_MCD_RD_B_CNTL, mc_rd_a);
265
266 RADEON_WRITE(R600_MCD_WR_A_CNTL, mc_rd_a);
267 RADEON_WRITE(R600_MCD_WR_B_CNTL, mc_rd_a);
268
269 RADEON_WRITE(R600_MCD_RD_GFX_CNTL, mc_rd_a);
270 RADEON_WRITE(R600_MCD_WR_GFX_CNTL, mc_rd_a);
271
272 RADEON_WRITE(R600_MCD_RD_SYS_CNTL, mc_rd_a);
273 RADEON_WRITE(R600_MCD_WR_SYS_CNTL, mc_rd_a);
274
275 RADEON_WRITE(R600_MCD_RD_HDP_CNTL, mc_rd_a | R600_MCD_L1_STRICT_ORDERING);
276 RADEON_WRITE(R600_MCD_WR_HDP_CNTL, mc_rd_a /*| R600_MCD_L1_STRICT_ORDERING*/);
277
278 RADEON_WRITE(R600_MCD_RD_PDMA_CNTL, mc_rd_a);
279 RADEON_WRITE(R600_MCD_WR_PDMA_CNTL, mc_rd_a);
280
281 RADEON_WRITE(R600_MCD_RD_SEM_CNTL, mc_rd_a | R600_MCD_SEMAPHORE_MODE);
282 RADEON_WRITE(R600_MCD_WR_SEM_CNTL, mc_rd_a);
283
284 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W;
285 vm_l2_cntl |= R600_VM_L2_CNTL_QUEUE_SIZE(7);
286 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl);
287
288 RADEON_WRITE(R600_VM_L2_CNTL2, 0);
289 vm_l2_cntl3 = (R600_VM_L2_CNTL3_BANK_SELECT_0(0) |
290 R600_VM_L2_CNTL3_BANK_SELECT_1(1) |
291 R600_VM_L2_CNTL3_CACHE_UPDATE_MODE(2));
292 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3);
293
294 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT;
295
296 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0);
297
298 vm_c0 &= ~R600_VM_ENABLE_CONTEXT;
299
300 /* disable all other contexts */
301 for (i = 1; i < 8; i++)
302 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0);
303
304 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12);
305 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12);
306 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
307
308 r600_vm_flush_gart_range(dev);
309 }
310
311 static int r600_cp_init_microcode(drm_radeon_private_t *dev_priv)
312 {
313 struct platform_device *pdev;
314 const char *chip_name;
315 size_t pfp_req_size, me_req_size;
316 char fw_name[30];
317 int err;
318
319 pdev = platform_device_register_simple("r600_cp", 0, NULL, 0);
320 err = IS_ERR(pdev);
321 if (err) {
322 printk(KERN_ERR "r600_cp: Failed to register firmware\n");
323 return -EINVAL;
324 }
325
326 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
327 case CHIP_R600: chip_name = "R600"; break;
328 case CHIP_RV610: chip_name = "RV610"; break;
329 case CHIP_RV630: chip_name = "RV630"; break;
330 case CHIP_RV620: chip_name = "RV620"; break;
331 case CHIP_RV635: chip_name = "RV635"; break;
332 case CHIP_RV670: chip_name = "RV670"; break;
333 case CHIP_RS780:
334 case CHIP_RS880: chip_name = "RS780"; break;
335 case CHIP_RV770: chip_name = "RV770"; break;
336 case CHIP_RV730:
337 case CHIP_RV740: chip_name = "RV730"; break;
338 case CHIP_RV710: chip_name = "RV710"; break;
339 default: BUG();
340 }
341
342 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) {
343 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
344 me_req_size = R700_PM4_UCODE_SIZE * 4;
345 } else {
346 pfp_req_size = PFP_UCODE_SIZE * 4;
347 me_req_size = PM4_UCODE_SIZE * 12;
348 }
349
350 DRM_INFO("Loading %s CP Microcode\n", chip_name);
351
352 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
353 err = request_firmware(&dev_priv->pfp_fw, fw_name, &pdev->dev);
354 if (err)
355 goto out;
356 if (dev_priv->pfp_fw->size != pfp_req_size) {
357 printk(KERN_ERR
358 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
359 dev_priv->pfp_fw->size, fw_name);
360 err = -EINVAL;
361 goto out;
362 }
363
364 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
365 err = request_firmware(&dev_priv->me_fw, fw_name, &pdev->dev);
366 if (err)
367 goto out;
368 if (dev_priv->me_fw->size != me_req_size) {
369 printk(KERN_ERR
370 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
371 dev_priv->me_fw->size, fw_name);
372 err = -EINVAL;
373 }
374 out:
375 platform_device_unregister(pdev);
376
377 if (err) {
378 if (err != -EINVAL)
379 printk(KERN_ERR
380 "r600_cp: Failed to load firmware \"%s\"\n",
381 fw_name);
382 release_firmware(dev_priv->pfp_fw);
383 dev_priv->pfp_fw = NULL;
384 release_firmware(dev_priv->me_fw);
385 dev_priv->me_fw = NULL;
386 }
387 return err;
388 }
389
390 static void r600_cp_load_microcode(drm_radeon_private_t *dev_priv)
391 {
392 const __be32 *fw_data;
393 int i;
394
395 if (!dev_priv->me_fw || !dev_priv->pfp_fw)
396 return;
397
398 r600_do_cp_stop(dev_priv);
399
400 RADEON_WRITE(R600_CP_RB_CNTL,
401 #ifdef __BIG_ENDIAN
402 R600_BUF_SWAP_32BIT |
403 #endif
404 R600_RB_NO_UPDATE |
405 R600_RB_BLKSZ(15) |
406 R600_RB_BUFSZ(3));
407
408 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
409 RADEON_READ(R600_GRBM_SOFT_RESET);
410 DRM_UDELAY(15000);
411 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
412
413 fw_data = (const __be32 *)dev_priv->me_fw->data;
414 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
415 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
416 RADEON_WRITE(R600_CP_ME_RAM_DATA,
417 be32_to_cpup(fw_data++));
418
419 fw_data = (const __be32 *)dev_priv->pfp_fw->data;
420 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
421 for (i = 0; i < PFP_UCODE_SIZE; i++)
422 RADEON_WRITE(R600_CP_PFP_UCODE_DATA,
423 be32_to_cpup(fw_data++));
424
425 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
426 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
427 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
428
429 }
430
431 static void r700_vm_init(struct drm_device *dev)
432 {
433 drm_radeon_private_t *dev_priv = dev->dev_private;
434 /* initialise the VM to use the page table we constructed up there */
435 u32 vm_c0, i;
436 u32 mc_vm_md_l1;
437 u32 vm_l2_cntl, vm_l2_cntl3;
438 /* okay set up the PCIE aperture type thingo */
439 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12);
440 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
441 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
442
443 mc_vm_md_l1 = R700_ENABLE_L1_TLB |
444 R700_ENABLE_L1_FRAGMENT_PROCESSING |
445 R700_SYSTEM_ACCESS_MODE_IN_SYS |
446 R700_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
447 R700_EFFECTIVE_L1_TLB_SIZE(5) |
448 R700_EFFECTIVE_L1_QUEUE_SIZE(5);
449
450 RADEON_WRITE(R700_MC_VM_MD_L1_TLB0_CNTL, mc_vm_md_l1);
451 RADEON_WRITE(R700_MC_VM_MD_L1_TLB1_CNTL, mc_vm_md_l1);
452 RADEON_WRITE(R700_MC_VM_MD_L1_TLB2_CNTL, mc_vm_md_l1);
453 RADEON_WRITE(R700_MC_VM_MB_L1_TLB0_CNTL, mc_vm_md_l1);
454 RADEON_WRITE(R700_MC_VM_MB_L1_TLB1_CNTL, mc_vm_md_l1);
455 RADEON_WRITE(R700_MC_VM_MB_L1_TLB2_CNTL, mc_vm_md_l1);
456 RADEON_WRITE(R700_MC_VM_MB_L1_TLB3_CNTL, mc_vm_md_l1);
457
458 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W;
459 vm_l2_cntl |= R700_VM_L2_CNTL_QUEUE_SIZE(7);
460 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl);
461
462 RADEON_WRITE(R600_VM_L2_CNTL2, 0);
463 vm_l2_cntl3 = R700_VM_L2_CNTL3_BANK_SELECT(0) | R700_VM_L2_CNTL3_CACHE_UPDATE_MODE(2);
464 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3);
465
466 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT;
467
468 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0);
469
470 vm_c0 &= ~R600_VM_ENABLE_CONTEXT;
471
472 /* disable all other contexts */
473 for (i = 1; i < 8; i++)
474 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0);
475
476 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12);
477 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12);
478 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
479
480 r600_vm_flush_gart_range(dev);
481 }
482
483 static void r700_cp_load_microcode(drm_radeon_private_t *dev_priv)
484 {
485 const __be32 *fw_data;
486 int i;
487
488 if (!dev_priv->me_fw || !dev_priv->pfp_fw)
489 return;
490
491 r600_do_cp_stop(dev_priv);
492
493 RADEON_WRITE(R600_CP_RB_CNTL,
494 #ifdef __BIG_ENDIAN
495 R600_BUF_SWAP_32BIT |
496 #endif
497 R600_RB_NO_UPDATE |
498 R600_RB_BLKSZ(15) |
499 R600_RB_BUFSZ(3));
500
501 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
502 RADEON_READ(R600_GRBM_SOFT_RESET);
503 DRM_UDELAY(15000);
504 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
505
506 fw_data = (const __be32 *)dev_priv->pfp_fw->data;
507 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
508 for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
509 RADEON_WRITE(R600_CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
510 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
511
512 fw_data = (const __be32 *)dev_priv->me_fw->data;
513 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
514 for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
515 RADEON_WRITE(R600_CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
516 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
517
518 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
519 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
520 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
521
522 }
523
524 static void r600_test_writeback(drm_radeon_private_t *dev_priv)
525 {
526 u32 tmp;
527
528 /* Start with assuming that writeback doesn't work */
529 dev_priv->writeback_works = 0;
530
531 /* Writeback doesn't seem to work everywhere, test it here and possibly
532 * enable it if it appears to work
533 */
534 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0);
535
536 RADEON_WRITE(R600_SCRATCH_REG1, 0xdeadbeef);
537
538 for (tmp = 0; tmp < dev_priv->usec_timeout; tmp++) {
539 u32 val;
540
541 val = radeon_read_ring_rptr(dev_priv, R600_SCRATCHOFF(1));
542 if (val == 0xdeadbeef)
543 break;
544 DRM_UDELAY(1);
545 }
546
547 if (tmp < dev_priv->usec_timeout) {
548 dev_priv->writeback_works = 1;
549 DRM_INFO("writeback test succeeded in %d usecs\n", tmp);
550 } else {
551 dev_priv->writeback_works = 0;
552 DRM_INFO("writeback test failed\n");
553 }
554 if (radeon_no_wb == 1) {
555 dev_priv->writeback_works = 0;
556 DRM_INFO("writeback forced off\n");
557 }
558
559 if (!dev_priv->writeback_works) {
560 /* Disable writeback to avoid unnecessary bus master transfer */
561 RADEON_WRITE(R600_CP_RB_CNTL,
562 #ifdef __BIG_ENDIAN
563 R600_BUF_SWAP_32BIT |
564 #endif
565 RADEON_READ(R600_CP_RB_CNTL) |
566 R600_RB_NO_UPDATE);
567 RADEON_WRITE(R600_SCRATCH_UMSK, 0);
568 }
569 }
570
571 int r600_do_engine_reset(struct drm_device *dev)
572 {
573 drm_radeon_private_t *dev_priv = dev->dev_private;
574 u32 cp_ptr, cp_me_cntl, cp_rb_cntl;
575
576 DRM_INFO("Resetting GPU\n");
577
578 cp_ptr = RADEON_READ(R600_CP_RB_WPTR);
579 cp_me_cntl = RADEON_READ(R600_CP_ME_CNTL);
580 RADEON_WRITE(R600_CP_ME_CNTL, R600_CP_ME_HALT);
581
582 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0x7fff);
583 RADEON_READ(R600_GRBM_SOFT_RESET);
584 DRM_UDELAY(50);
585 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
586 RADEON_READ(R600_GRBM_SOFT_RESET);
587
588 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0);
589 cp_rb_cntl = RADEON_READ(R600_CP_RB_CNTL);
590 RADEON_WRITE(R600_CP_RB_CNTL,
591 #ifdef __BIG_ENDIAN
592 R600_BUF_SWAP_32BIT |
593 #endif
594 R600_RB_RPTR_WR_ENA);
595
596 RADEON_WRITE(R600_CP_RB_RPTR_WR, cp_ptr);
597 RADEON_WRITE(R600_CP_RB_WPTR, cp_ptr);
598 RADEON_WRITE(R600_CP_RB_CNTL, cp_rb_cntl);
599 RADEON_WRITE(R600_CP_ME_CNTL, cp_me_cntl);
600
601 /* Reset the CP ring */
602 r600_do_cp_reset(dev_priv);
603
604 /* The CP is no longer running after an engine reset */
605 dev_priv->cp_running = 0;
606
607 /* Reset any pending vertex, indirect buffers */
608 radeon_freelist_reset(dev);
609
610 return 0;
611
612 }
613
614 static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
615 u32 num_backends,
616 u32 backend_disable_mask)
617 {
618 u32 backend_map = 0;
619 u32 enabled_backends_mask;
620 u32 enabled_backends_count;
621 u32 cur_pipe;
622 u32 swizzle_pipe[R6XX_MAX_PIPES];
623 u32 cur_backend;
624 u32 i;
625
626 if (num_tile_pipes > R6XX_MAX_PIPES)
627 num_tile_pipes = R6XX_MAX_PIPES;
628 if (num_tile_pipes < 1)
629 num_tile_pipes = 1;
630 if (num_backends > R6XX_MAX_BACKENDS)
631 num_backends = R6XX_MAX_BACKENDS;
632 if (num_backends < 1)
633 num_backends = 1;
634
635 enabled_backends_mask = 0;
636 enabled_backends_count = 0;
637 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
638 if (((backend_disable_mask >> i) & 1) == 0) {
639 enabled_backends_mask |= (1 << i);
640 ++enabled_backends_count;
641 }
642 if (enabled_backends_count == num_backends)
643 break;
644 }
645
646 if (enabled_backends_count == 0) {
647 enabled_backends_mask = 1;
648 enabled_backends_count = 1;
649 }
650
651 if (enabled_backends_count != num_backends)
652 num_backends = enabled_backends_count;
653
654 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
655 switch (num_tile_pipes) {
656 case 1:
657 swizzle_pipe[0] = 0;
658 break;
659 case 2:
660 swizzle_pipe[0] = 0;
661 swizzle_pipe[1] = 1;
662 break;
663 case 3:
664 swizzle_pipe[0] = 0;
665 swizzle_pipe[1] = 1;
666 swizzle_pipe[2] = 2;
667 break;
668 case 4:
669 swizzle_pipe[0] = 0;
670 swizzle_pipe[1] = 1;
671 swizzle_pipe[2] = 2;
672 swizzle_pipe[3] = 3;
673 break;
674 case 5:
675 swizzle_pipe[0] = 0;
676 swizzle_pipe[1] = 1;
677 swizzle_pipe[2] = 2;
678 swizzle_pipe[3] = 3;
679 swizzle_pipe[4] = 4;
680 break;
681 case 6:
682 swizzle_pipe[0] = 0;
683 swizzle_pipe[1] = 2;
684 swizzle_pipe[2] = 4;
685 swizzle_pipe[3] = 5;
686 swizzle_pipe[4] = 1;
687 swizzle_pipe[5] = 3;
688 break;
689 case 7:
690 swizzle_pipe[0] = 0;
691 swizzle_pipe[1] = 2;
692 swizzle_pipe[2] = 4;
693 swizzle_pipe[3] = 6;
694 swizzle_pipe[4] = 1;
695 swizzle_pipe[5] = 3;
696 swizzle_pipe[6] = 5;
697 break;
698 case 8:
699 swizzle_pipe[0] = 0;
700 swizzle_pipe[1] = 2;
701 swizzle_pipe[2] = 4;
702 swizzle_pipe[3] = 6;
703 swizzle_pipe[4] = 1;
704 swizzle_pipe[5] = 3;
705 swizzle_pipe[6] = 5;
706 swizzle_pipe[7] = 7;
707 break;
708 }
709
710 cur_backend = 0;
711 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
712 while (((1 << cur_backend) & enabled_backends_mask) == 0)
713 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
714
715 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
716
717 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
718 }
719
720 return backend_map;
721 }
722
723 static int r600_count_pipe_bits(uint32_t val)
724 {
725 int i, ret = 0;
726 for (i = 0; i < 32; i++) {
727 ret += val & 1;
728 val >>= 1;
729 }
730 return ret;
731 }
732
733 static void r600_gfx_init(struct drm_device *dev,
734 drm_radeon_private_t *dev_priv)
735 {
736 int i, j, num_qd_pipes;
737 u32 sx_debug_1;
738 u32 tc_cntl;
739 u32 arb_pop;
740 u32 num_gs_verts_per_thread;
741 u32 vgt_gs_per_es;
742 u32 gs_prim_buffer_depth = 0;
743 u32 sq_ms_fifo_sizes;
744 u32 sq_config;
745 u32 sq_gpr_resource_mgmt_1 = 0;
746 u32 sq_gpr_resource_mgmt_2 = 0;
747 u32 sq_thread_resource_mgmt = 0;
748 u32 sq_stack_resource_mgmt_1 = 0;
749 u32 sq_stack_resource_mgmt_2 = 0;
750 u32 hdp_host_path_cntl;
751 u32 backend_map;
752 u32 gb_tiling_config = 0;
753 u32 cc_rb_backend_disable;
754 u32 cc_gc_shader_pipe_config;
755 u32 ramcfg;
756
757 /* setup chip specs */
758 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
759 case CHIP_R600:
760 dev_priv->r600_max_pipes = 4;
761 dev_priv->r600_max_tile_pipes = 8;
762 dev_priv->r600_max_simds = 4;
763 dev_priv->r600_max_backends = 4;
764 dev_priv->r600_max_gprs = 256;
765 dev_priv->r600_max_threads = 192;
766 dev_priv->r600_max_stack_entries = 256;
767 dev_priv->r600_max_hw_contexts = 8;
768 dev_priv->r600_max_gs_threads = 16;
769 dev_priv->r600_sx_max_export_size = 128;
770 dev_priv->r600_sx_max_export_pos_size = 16;
771 dev_priv->r600_sx_max_export_smx_size = 128;
772 dev_priv->r600_sq_num_cf_insts = 2;
773 break;
774 case CHIP_RV630:
775 case CHIP_RV635:
776 dev_priv->r600_max_pipes = 2;
777 dev_priv->r600_max_tile_pipes = 2;
778 dev_priv->r600_max_simds = 3;
779 dev_priv->r600_max_backends = 1;
780 dev_priv->r600_max_gprs = 128;
781 dev_priv->r600_max_threads = 192;
782 dev_priv->r600_max_stack_entries = 128;
783 dev_priv->r600_max_hw_contexts = 8;
784 dev_priv->r600_max_gs_threads = 4;
785 dev_priv->r600_sx_max_export_size = 128;
786 dev_priv->r600_sx_max_export_pos_size = 16;
787 dev_priv->r600_sx_max_export_smx_size = 128;
788 dev_priv->r600_sq_num_cf_insts = 2;
789 break;
790 case CHIP_RV610:
791 case CHIP_RS780:
792 case CHIP_RS880:
793 case CHIP_RV620:
794 dev_priv->r600_max_pipes = 1;
795 dev_priv->r600_max_tile_pipes = 1;
796 dev_priv->r600_max_simds = 2;
797 dev_priv->r600_max_backends = 1;
798 dev_priv->r600_max_gprs = 128;
799 dev_priv->r600_max_threads = 192;
800 dev_priv->r600_max_stack_entries = 128;
801 dev_priv->r600_max_hw_contexts = 4;
802 dev_priv->r600_max_gs_threads = 4;
803 dev_priv->r600_sx_max_export_size = 128;
804 dev_priv->r600_sx_max_export_pos_size = 16;
805 dev_priv->r600_sx_max_export_smx_size = 128;
806 dev_priv->r600_sq_num_cf_insts = 1;
807 break;
808 case CHIP_RV670:
809 dev_priv->r600_max_pipes = 4;
810 dev_priv->r600_max_tile_pipes = 4;
811 dev_priv->r600_max_simds = 4;
812 dev_priv->r600_max_backends = 4;
813 dev_priv->r600_max_gprs = 192;
814 dev_priv->r600_max_threads = 192;
815 dev_priv->r600_max_stack_entries = 256;
816 dev_priv->r600_max_hw_contexts = 8;
817 dev_priv->r600_max_gs_threads = 16;
818 dev_priv->r600_sx_max_export_size = 128;
819 dev_priv->r600_sx_max_export_pos_size = 16;
820 dev_priv->r600_sx_max_export_smx_size = 128;
821 dev_priv->r600_sq_num_cf_insts = 2;
822 break;
823 default:
824 break;
825 }
826
827 /* Initialize HDP */
828 j = 0;
829 for (i = 0; i < 32; i++) {
830 RADEON_WRITE((0x2c14 + j), 0x00000000);
831 RADEON_WRITE((0x2c18 + j), 0x00000000);
832 RADEON_WRITE((0x2c1c + j), 0x00000000);
833 RADEON_WRITE((0x2c20 + j), 0x00000000);
834 RADEON_WRITE((0x2c24 + j), 0x00000000);
835 j += 0x18;
836 }
837
838 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff));
839
840 /* setup tiling, simd, pipe config */
841 ramcfg = RADEON_READ(R600_RAMCFG);
842
843 switch (dev_priv->r600_max_tile_pipes) {
844 case 1:
845 gb_tiling_config |= R600_PIPE_TILING(0);
846 break;
847 case 2:
848 gb_tiling_config |= R600_PIPE_TILING(1);
849 break;
850 case 4:
851 gb_tiling_config |= R600_PIPE_TILING(2);
852 break;
853 case 8:
854 gb_tiling_config |= R600_PIPE_TILING(3);
855 break;
856 default:
857 break;
858 }
859
860 gb_tiling_config |= R600_BANK_TILING((ramcfg >> R600_NOOFBANK_SHIFT) & R600_NOOFBANK_MASK);
861
862 gb_tiling_config |= R600_GROUP_SIZE(0);
863
864 if (((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK) > 3) {
865 gb_tiling_config |= R600_ROW_TILING(3);
866 gb_tiling_config |= R600_SAMPLE_SPLIT(3);
867 } else {
868 gb_tiling_config |=
869 R600_ROW_TILING(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK));
870 gb_tiling_config |=
871 R600_SAMPLE_SPLIT(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK));
872 }
873
874 gb_tiling_config |= R600_BANK_SWAPS(1);
875
876 cc_rb_backend_disable = RADEON_READ(R600_CC_RB_BACKEND_DISABLE) & 0x00ff0000;
877 cc_rb_backend_disable |=
878 R600_BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R6XX_MAX_BACKENDS_MASK);
879
880 cc_gc_shader_pipe_config = RADEON_READ(R600_CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
881 cc_gc_shader_pipe_config |=
882 R600_INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R6XX_MAX_PIPES_MASK);
883 cc_gc_shader_pipe_config |=
884 R600_INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R6XX_MAX_SIMDS_MASK);
885
886 backend_map = r600_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
887 (R6XX_MAX_BACKENDS -
888 r600_count_pipe_bits((cc_rb_backend_disable &
889 R6XX_MAX_BACKENDS_MASK) >> 16)),
890 (cc_rb_backend_disable >> 16));
891 gb_tiling_config |= R600_BACKEND_MAP(backend_map);
892
893 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
894 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
895 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
896 if (gb_tiling_config & 0xc0) {
897 dev_priv->r600_group_size = 512;
898 } else {
899 dev_priv->r600_group_size = 256;
900 }
901 dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
902 if (gb_tiling_config & 0x30) {
903 dev_priv->r600_nbanks = 8;
904 } else {
905 dev_priv->r600_nbanks = 4;
906 }
907
908 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
909 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
910 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
911
912 num_qd_pipes =
913 R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK) >> 8);
914 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK);
915 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK);
916
917 /* set HW defaults for 3D engine */
918 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) |
919 R600_ROQ_IB2_START(0x2b)));
920
921 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, (R600_MEQ_END(0x40) |
922 R600_ROQ_END(0x40)));
923
924 RADEON_WRITE(R600_TA_CNTL_AUX, (R600_DISABLE_CUBE_ANISO |
925 R600_SYNC_GRADIENT |
926 R600_SYNC_WALKER |
927 R600_SYNC_ALIGNER));
928
929 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670)
930 RADEON_WRITE(R600_ARB_GDEC_RD_CNTL, 0x00000021);
931
932 sx_debug_1 = RADEON_READ(R600_SX_DEBUG_1);
933 sx_debug_1 |= R600_SMX_EVENT_RELEASE;
934 if (((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_R600))
935 sx_debug_1 |= R600_ENABLE_NEW_SMX_ADDRESS;
936 RADEON_WRITE(R600_SX_DEBUG_1, sx_debug_1);
937
938 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) ||
939 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) ||
940 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
941 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
942 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
943 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880))
944 RADEON_WRITE(R600_DB_DEBUG, R600_PREZ_MUST_WAIT_FOR_POSTZ_DONE);
945 else
946 RADEON_WRITE(R600_DB_DEBUG, 0);
947
948 RADEON_WRITE(R600_DB_WATERMARKS, (R600_DEPTH_FREE(4) |
949 R600_DEPTH_FLUSH(16) |
950 R600_DEPTH_PENDING_FREE(4) |
951 R600_DEPTH_CACHELINE_FREE(16)));
952 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
953 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 0);
954
955 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0));
956 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(0));
957
958 sq_ms_fifo_sizes = RADEON_READ(R600_SQ_MS_FIFO_SIZES);
959 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
960 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
961 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
962 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) {
963 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(0xa) |
964 R600_FETCH_FIFO_HIWATER(0xa) |
965 R600_DONE_FIFO_HIWATER(0xe0) |
966 R600_ALU_UPDATE_FIFO_HIWATER(0x8));
967 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) ||
968 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630)) {
969 sq_ms_fifo_sizes &= ~R600_DONE_FIFO_HIWATER(0xff);
970 sq_ms_fifo_sizes |= R600_DONE_FIFO_HIWATER(0x4);
971 }
972 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
973
974 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
975 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
976 */
977 sq_config = RADEON_READ(R600_SQ_CONFIG);
978 sq_config &= ~(R600_PS_PRIO(3) |
979 R600_VS_PRIO(3) |
980 R600_GS_PRIO(3) |
981 R600_ES_PRIO(3));
982 sq_config |= (R600_DX9_CONSTS |
983 R600_VC_ENABLE |
984 R600_PS_PRIO(0) |
985 R600_VS_PRIO(1) |
986 R600_GS_PRIO(2) |
987 R600_ES_PRIO(3));
988
989 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) {
990 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(124) |
991 R600_NUM_VS_GPRS(124) |
992 R600_NUM_CLAUSE_TEMP_GPRS(4));
993 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(0) |
994 R600_NUM_ES_GPRS(0));
995 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(136) |
996 R600_NUM_VS_THREADS(48) |
997 R600_NUM_GS_THREADS(4) |
998 R600_NUM_ES_THREADS(4));
999 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(128) |
1000 R600_NUM_VS_STACK_ENTRIES(128));
1001 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(0) |
1002 R600_NUM_ES_STACK_ENTRIES(0));
1003 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
1004 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
1005 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
1006 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) {
1007 /* no vertex cache */
1008 sq_config &= ~R600_VC_ENABLE;
1009
1010 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1011 R600_NUM_VS_GPRS(44) |
1012 R600_NUM_CLAUSE_TEMP_GPRS(2));
1013 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) |
1014 R600_NUM_ES_GPRS(17));
1015 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1016 R600_NUM_VS_THREADS(78) |
1017 R600_NUM_GS_THREADS(4) |
1018 R600_NUM_ES_THREADS(31));
1019 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) |
1020 R600_NUM_VS_STACK_ENTRIES(40));
1021 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) |
1022 R600_NUM_ES_STACK_ENTRIES(16));
1023 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) ||
1024 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV635)) {
1025 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1026 R600_NUM_VS_GPRS(44) |
1027 R600_NUM_CLAUSE_TEMP_GPRS(2));
1028 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(18) |
1029 R600_NUM_ES_GPRS(18));
1030 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1031 R600_NUM_VS_THREADS(78) |
1032 R600_NUM_GS_THREADS(4) |
1033 R600_NUM_ES_THREADS(31));
1034 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) |
1035 R600_NUM_VS_STACK_ENTRIES(40));
1036 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) |
1037 R600_NUM_ES_STACK_ENTRIES(16));
1038 } else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670) {
1039 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1040 R600_NUM_VS_GPRS(44) |
1041 R600_NUM_CLAUSE_TEMP_GPRS(2));
1042 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) |
1043 R600_NUM_ES_GPRS(17));
1044 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1045 R600_NUM_VS_THREADS(78) |
1046 R600_NUM_GS_THREADS(4) |
1047 R600_NUM_ES_THREADS(31));
1048 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(64) |
1049 R600_NUM_VS_STACK_ENTRIES(64));
1050 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(64) |
1051 R600_NUM_ES_STACK_ENTRIES(64));
1052 }
1053
1054 RADEON_WRITE(R600_SQ_CONFIG, sq_config);
1055 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
1056 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
1057 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1058 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
1059 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
1060
1061 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
1062 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
1063 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
1064 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880))
1065 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_TC_ONLY));
1066 else
1067 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_VC_AND_TC));
1068
1069 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_2S, (R600_S0_X(0xc) |
1070 R600_S0_Y(0x4) |
1071 R600_S1_X(0x4) |
1072 R600_S1_Y(0xc)));
1073 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_4S, (R600_S0_X(0xe) |
1074 R600_S0_Y(0xe) |
1075 R600_S1_X(0x2) |
1076 R600_S1_Y(0x2) |
1077 R600_S2_X(0xa) |
1078 R600_S2_Y(0x6) |
1079 R600_S3_X(0x6) |
1080 R600_S3_Y(0xa)));
1081 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD0, (R600_S0_X(0xe) |
1082 R600_S0_Y(0xb) |
1083 R600_S1_X(0x4) |
1084 R600_S1_Y(0xc) |
1085 R600_S2_X(0x1) |
1086 R600_S2_Y(0x6) |
1087 R600_S3_X(0xa) |
1088 R600_S3_Y(0xe)));
1089 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD1, (R600_S4_X(0x6) |
1090 R600_S4_Y(0x1) |
1091 R600_S5_X(0x0) |
1092 R600_S5_Y(0x0) |
1093 R600_S6_X(0xb) |
1094 R600_S6_Y(0x4) |
1095 R600_S7_X(0x7) |
1096 R600_S7_Y(0x8)));
1097
1098
1099 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1100 case CHIP_R600:
1101 case CHIP_RV630:
1102 case CHIP_RV635:
1103 gs_prim_buffer_depth = 0;
1104 break;
1105 case CHIP_RV610:
1106 case CHIP_RS780:
1107 case CHIP_RS880:
1108 case CHIP_RV620:
1109 gs_prim_buffer_depth = 32;
1110 break;
1111 case CHIP_RV670:
1112 gs_prim_buffer_depth = 128;
1113 break;
1114 default:
1115 break;
1116 }
1117
1118 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16;
1119 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
1120 /* Max value for this is 256 */
1121 if (vgt_gs_per_es > 256)
1122 vgt_gs_per_es = 256;
1123
1124 RADEON_WRITE(R600_VGT_ES_PER_GS, 128);
1125 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es);
1126 RADEON_WRITE(R600_VGT_GS_PER_VS, 2);
1127 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16);
1128
1129 /* more default values. 2D/3D driver should adjust as needed */
1130 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0);
1131 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0);
1132 RADEON_WRITE(R600_SX_MISC, 0);
1133 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0);
1134 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0);
1135 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0);
1136 RADEON_WRITE(R600_SPI_INPUT_Z, 0);
1137 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2));
1138 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0);
1139
1140 /* clear render buffer base addresses */
1141 RADEON_WRITE(R600_CB_COLOR0_BASE, 0);
1142 RADEON_WRITE(R600_CB_COLOR1_BASE, 0);
1143 RADEON_WRITE(R600_CB_COLOR2_BASE, 0);
1144 RADEON_WRITE(R600_CB_COLOR3_BASE, 0);
1145 RADEON_WRITE(R600_CB_COLOR4_BASE, 0);
1146 RADEON_WRITE(R600_CB_COLOR5_BASE, 0);
1147 RADEON_WRITE(R600_CB_COLOR6_BASE, 0);
1148 RADEON_WRITE(R600_CB_COLOR7_BASE, 0);
1149
1150 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1151 case CHIP_RV610:
1152 case CHIP_RS780:
1153 case CHIP_RS880:
1154 case CHIP_RV620:
1155 tc_cntl = R600_TC_L2_SIZE(8);
1156 break;
1157 case CHIP_RV630:
1158 case CHIP_RV635:
1159 tc_cntl = R600_TC_L2_SIZE(4);
1160 break;
1161 case CHIP_R600:
1162 tc_cntl = R600_TC_L2_SIZE(0) | R600_L2_DISABLE_LATE_HIT;
1163 break;
1164 default:
1165 tc_cntl = R600_TC_L2_SIZE(0);
1166 break;
1167 }
1168
1169 RADEON_WRITE(R600_TC_CNTL, tc_cntl);
1170
1171 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL);
1172 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1173
1174 arb_pop = RADEON_READ(R600_ARB_POP);
1175 arb_pop |= R600_ENABLE_TC128;
1176 RADEON_WRITE(R600_ARB_POP, arb_pop);
1177
1178 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1179 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA |
1180 R600_NUM_CLIP_SEQ(3)));
1181 RADEON_WRITE(R600_PA_SC_ENHANCE, R600_FORCE_EOV_MAX_CLK_CNT(4095));
1182
1183 }
1184
1185 static u32 r700_get_tile_pipe_to_backend_map(drm_radeon_private_t *dev_priv,
1186 u32 num_tile_pipes,
1187 u32 num_backends,
1188 u32 backend_disable_mask)
1189 {
1190 u32 backend_map = 0;
1191 u32 enabled_backends_mask;
1192 u32 enabled_backends_count;
1193 u32 cur_pipe;
1194 u32 swizzle_pipe[R7XX_MAX_PIPES];
1195 u32 cur_backend;
1196 u32 i;
1197 bool force_no_swizzle;
1198
1199 if (num_tile_pipes > R7XX_MAX_PIPES)
1200 num_tile_pipes = R7XX_MAX_PIPES;
1201 if (num_tile_pipes < 1)
1202 num_tile_pipes = 1;
1203 if (num_backends > R7XX_MAX_BACKENDS)
1204 num_backends = R7XX_MAX_BACKENDS;
1205 if (num_backends < 1)
1206 num_backends = 1;
1207
1208 enabled_backends_mask = 0;
1209 enabled_backends_count = 0;
1210 for (i = 0; i < R7XX_MAX_BACKENDS; ++i) {
1211 if (((backend_disable_mask >> i) & 1) == 0) {
1212 enabled_backends_mask |= (1 << i);
1213 ++enabled_backends_count;
1214 }
1215 if (enabled_backends_count == num_backends)
1216 break;
1217 }
1218
1219 if (enabled_backends_count == 0) {
1220 enabled_backends_mask = 1;
1221 enabled_backends_count = 1;
1222 }
1223
1224 if (enabled_backends_count != num_backends)
1225 num_backends = enabled_backends_count;
1226
1227 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1228 case CHIP_RV770:
1229 case CHIP_RV730:
1230 force_no_swizzle = false;
1231 break;
1232 case CHIP_RV710:
1233 case CHIP_RV740:
1234 default:
1235 force_no_swizzle = true;
1236 break;
1237 }
1238
1239 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R7XX_MAX_PIPES);
1240 switch (num_tile_pipes) {
1241 case 1:
1242 swizzle_pipe[0] = 0;
1243 break;
1244 case 2:
1245 swizzle_pipe[0] = 0;
1246 swizzle_pipe[1] = 1;
1247 break;
1248 case 3:
1249 if (force_no_swizzle) {
1250 swizzle_pipe[0] = 0;
1251 swizzle_pipe[1] = 1;
1252 swizzle_pipe[2] = 2;
1253 } else {
1254 swizzle_pipe[0] = 0;
1255 swizzle_pipe[1] = 2;
1256 swizzle_pipe[2] = 1;
1257 }
1258 break;
1259 case 4:
1260 if (force_no_swizzle) {
1261 swizzle_pipe[0] = 0;
1262 swizzle_pipe[1] = 1;
1263 swizzle_pipe[2] = 2;
1264 swizzle_pipe[3] = 3;
1265 } else {
1266 swizzle_pipe[0] = 0;
1267 swizzle_pipe[1] = 2;
1268 swizzle_pipe[2] = 3;
1269 swizzle_pipe[3] = 1;
1270 }
1271 break;
1272 case 5:
1273 if (force_no_swizzle) {
1274 swizzle_pipe[0] = 0;
1275 swizzle_pipe[1] = 1;
1276 swizzle_pipe[2] = 2;
1277 swizzle_pipe[3] = 3;
1278 swizzle_pipe[4] = 4;
1279 } else {
1280 swizzle_pipe[0] = 0;
1281 swizzle_pipe[1] = 2;
1282 swizzle_pipe[2] = 4;
1283 swizzle_pipe[3] = 1;
1284 swizzle_pipe[4] = 3;
1285 }
1286 break;
1287 case 6:
1288 if (force_no_swizzle) {
1289 swizzle_pipe[0] = 0;
1290 swizzle_pipe[1] = 1;
1291 swizzle_pipe[2] = 2;
1292 swizzle_pipe[3] = 3;
1293 swizzle_pipe[4] = 4;
1294 swizzle_pipe[5] = 5;
1295 } else {
1296 swizzle_pipe[0] = 0;
1297 swizzle_pipe[1] = 2;
1298 swizzle_pipe[2] = 4;
1299 swizzle_pipe[3] = 5;
1300 swizzle_pipe[4] = 3;
1301 swizzle_pipe[5] = 1;
1302 }
1303 break;
1304 case 7:
1305 if (force_no_swizzle) {
1306 swizzle_pipe[0] = 0;
1307 swizzle_pipe[1] = 1;
1308 swizzle_pipe[2] = 2;
1309 swizzle_pipe[3] = 3;
1310 swizzle_pipe[4] = 4;
1311 swizzle_pipe[5] = 5;
1312 swizzle_pipe[6] = 6;
1313 } else {
1314 swizzle_pipe[0] = 0;
1315 swizzle_pipe[1] = 2;
1316 swizzle_pipe[2] = 4;
1317 swizzle_pipe[3] = 6;
1318 swizzle_pipe[4] = 3;
1319 swizzle_pipe[5] = 1;
1320 swizzle_pipe[6] = 5;
1321 }
1322 break;
1323 case 8:
1324 if (force_no_swizzle) {
1325 swizzle_pipe[0] = 0;
1326 swizzle_pipe[1] = 1;
1327 swizzle_pipe[2] = 2;
1328 swizzle_pipe[3] = 3;
1329 swizzle_pipe[4] = 4;
1330 swizzle_pipe[5] = 5;
1331 swizzle_pipe[6] = 6;
1332 swizzle_pipe[7] = 7;
1333 } else {
1334 swizzle_pipe[0] = 0;
1335 swizzle_pipe[1] = 2;
1336 swizzle_pipe[2] = 4;
1337 swizzle_pipe[3] = 6;
1338 swizzle_pipe[4] = 3;
1339 swizzle_pipe[5] = 1;
1340 swizzle_pipe[6] = 7;
1341 swizzle_pipe[7] = 5;
1342 }
1343 break;
1344 }
1345
1346 cur_backend = 0;
1347 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
1348 while (((1 << cur_backend) & enabled_backends_mask) == 0)
1349 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
1350
1351 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
1352
1353 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
1354 }
1355
1356 return backend_map;
1357 }
1358
1359 static void r700_gfx_init(struct drm_device *dev,
1360 drm_radeon_private_t *dev_priv)
1361 {
1362 int i, j, num_qd_pipes;
1363 u32 ta_aux_cntl;
1364 u32 sx_debug_1;
1365 u32 smx_dc_ctl0;
1366 u32 db_debug3;
1367 u32 num_gs_verts_per_thread;
1368 u32 vgt_gs_per_es;
1369 u32 gs_prim_buffer_depth = 0;
1370 u32 sq_ms_fifo_sizes;
1371 u32 sq_config;
1372 u32 sq_thread_resource_mgmt;
1373 u32 hdp_host_path_cntl;
1374 u32 sq_dyn_gpr_size_simd_ab_0;
1375 u32 backend_map;
1376 u32 gb_tiling_config = 0;
1377 u32 cc_rb_backend_disable;
1378 u32 cc_gc_shader_pipe_config;
1379 u32 mc_arb_ramcfg;
1380 u32 db_debug4;
1381
1382 /* setup chip specs */
1383 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1384 case CHIP_RV770:
1385 dev_priv->r600_max_pipes = 4;
1386 dev_priv->r600_max_tile_pipes = 8;
1387 dev_priv->r600_max_simds = 10;
1388 dev_priv->r600_max_backends = 4;
1389 dev_priv->r600_max_gprs = 256;
1390 dev_priv->r600_max_threads = 248;
1391 dev_priv->r600_max_stack_entries = 512;
1392 dev_priv->r600_max_hw_contexts = 8;
1393 dev_priv->r600_max_gs_threads = 16 * 2;
1394 dev_priv->r600_sx_max_export_size = 128;
1395 dev_priv->r600_sx_max_export_pos_size = 16;
1396 dev_priv->r600_sx_max_export_smx_size = 112;
1397 dev_priv->r600_sq_num_cf_insts = 2;
1398
1399 dev_priv->r700_sx_num_of_sets = 7;
1400 dev_priv->r700_sc_prim_fifo_size = 0xF9;
1401 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1402 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1403 break;
1404 case CHIP_RV730:
1405 dev_priv->r600_max_pipes = 2;
1406 dev_priv->r600_max_tile_pipes = 4;
1407 dev_priv->r600_max_simds = 8;
1408 dev_priv->r600_max_backends = 2;
1409 dev_priv->r600_max_gprs = 128;
1410 dev_priv->r600_max_threads = 248;
1411 dev_priv->r600_max_stack_entries = 256;
1412 dev_priv->r600_max_hw_contexts = 8;
1413 dev_priv->r600_max_gs_threads = 16 * 2;
1414 dev_priv->r600_sx_max_export_size = 256;
1415 dev_priv->r600_sx_max_export_pos_size = 32;
1416 dev_priv->r600_sx_max_export_smx_size = 224;
1417 dev_priv->r600_sq_num_cf_insts = 2;
1418
1419 dev_priv->r700_sx_num_of_sets = 7;
1420 dev_priv->r700_sc_prim_fifo_size = 0xf9;
1421 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1422 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1423 if (dev_priv->r600_sx_max_export_pos_size > 16) {
1424 dev_priv->r600_sx_max_export_pos_size -= 16;
1425 dev_priv->r600_sx_max_export_smx_size += 16;
1426 }
1427 break;
1428 case CHIP_RV710:
1429 dev_priv->r600_max_pipes = 2;
1430 dev_priv->r600_max_tile_pipes = 2;
1431 dev_priv->r600_max_simds = 2;
1432 dev_priv->r600_max_backends = 1;
1433 dev_priv->r600_max_gprs = 256;
1434 dev_priv->r600_max_threads = 192;
1435 dev_priv->r600_max_stack_entries = 256;
1436 dev_priv->r600_max_hw_contexts = 4;
1437 dev_priv->r600_max_gs_threads = 8 * 2;
1438 dev_priv->r600_sx_max_export_size = 128;
1439 dev_priv->r600_sx_max_export_pos_size = 16;
1440 dev_priv->r600_sx_max_export_smx_size = 112;
1441 dev_priv->r600_sq_num_cf_insts = 1;
1442
1443 dev_priv->r700_sx_num_of_sets = 7;
1444 dev_priv->r700_sc_prim_fifo_size = 0x40;
1445 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1446 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1447 break;
1448 case CHIP_RV740:
1449 dev_priv->r600_max_pipes = 4;
1450 dev_priv->r600_max_tile_pipes = 4;
1451 dev_priv->r600_max_simds = 8;
1452 dev_priv->r600_max_backends = 4;
1453 dev_priv->r600_max_gprs = 256;
1454 dev_priv->r600_max_threads = 248;
1455 dev_priv->r600_max_stack_entries = 512;
1456 dev_priv->r600_max_hw_contexts = 8;
1457 dev_priv->r600_max_gs_threads = 16 * 2;
1458 dev_priv->r600_sx_max_export_size = 256;
1459 dev_priv->r600_sx_max_export_pos_size = 32;
1460 dev_priv->r600_sx_max_export_smx_size = 224;
1461 dev_priv->r600_sq_num_cf_insts = 2;
1462
1463 dev_priv->r700_sx_num_of_sets = 7;
1464 dev_priv->r700_sc_prim_fifo_size = 0x100;
1465 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1466 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1467
1468 if (dev_priv->r600_sx_max_export_pos_size > 16) {
1469 dev_priv->r600_sx_max_export_pos_size -= 16;
1470 dev_priv->r600_sx_max_export_smx_size += 16;
1471 }
1472 break;
1473 default:
1474 break;
1475 }
1476
1477 /* Initialize HDP */
1478 j = 0;
1479 for (i = 0; i < 32; i++) {
1480 RADEON_WRITE((0x2c14 + j), 0x00000000);
1481 RADEON_WRITE((0x2c18 + j), 0x00000000);
1482 RADEON_WRITE((0x2c1c + j), 0x00000000);
1483 RADEON_WRITE((0x2c20 + j), 0x00000000);
1484 RADEON_WRITE((0x2c24 + j), 0x00000000);
1485 j += 0x18;
1486 }
1487
1488 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff));
1489
1490 /* setup tiling, simd, pipe config */
1491 mc_arb_ramcfg = RADEON_READ(R700_MC_ARB_RAMCFG);
1492
1493 switch (dev_priv->r600_max_tile_pipes) {
1494 case 1:
1495 gb_tiling_config |= R600_PIPE_TILING(0);
1496 break;
1497 case 2:
1498 gb_tiling_config |= R600_PIPE_TILING(1);
1499 break;
1500 case 4:
1501 gb_tiling_config |= R600_PIPE_TILING(2);
1502 break;
1503 case 8:
1504 gb_tiling_config |= R600_PIPE_TILING(3);
1505 break;
1506 default:
1507 break;
1508 }
1509
1510 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV770)
1511 gb_tiling_config |= R600_BANK_TILING(1);
1512 else
1513 gb_tiling_config |= R600_BANK_TILING((mc_arb_ramcfg >> R700_NOOFBANK_SHIFT) & R700_NOOFBANK_MASK);
1514
1515 gb_tiling_config |= R600_GROUP_SIZE(0);
1516
1517 if (((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK) > 3) {
1518 gb_tiling_config |= R600_ROW_TILING(3);
1519 gb_tiling_config |= R600_SAMPLE_SPLIT(3);
1520 } else {
1521 gb_tiling_config |=
1522 R600_ROW_TILING(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK));
1523 gb_tiling_config |=
1524 R600_SAMPLE_SPLIT(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK));
1525 }
1526
1527 gb_tiling_config |= R600_BANK_SWAPS(1);
1528
1529 cc_rb_backend_disable = RADEON_READ(R600_CC_RB_BACKEND_DISABLE) & 0x00ff0000;
1530 cc_rb_backend_disable |=
1531 R600_BACKEND_DISABLE((R7XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R7XX_MAX_BACKENDS_MASK);
1532
1533 cc_gc_shader_pipe_config = RADEON_READ(R600_CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
1534 cc_gc_shader_pipe_config |=
1535 R600_INACTIVE_QD_PIPES((R7XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R7XX_MAX_PIPES_MASK);
1536 cc_gc_shader_pipe_config |=
1537 R600_INACTIVE_SIMDS((R7XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R7XX_MAX_SIMDS_MASK);
1538
1539 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
1540 backend_map = 0x28;
1541 else
1542 backend_map = r700_get_tile_pipe_to_backend_map(dev_priv,
1543 dev_priv->r600_max_tile_pipes,
1544 (R7XX_MAX_BACKENDS -
1545 r600_count_pipe_bits((cc_rb_backend_disable &
1546 R7XX_MAX_BACKENDS_MASK) >> 16)),
1547 (cc_rb_backend_disable >> 16));
1548 gb_tiling_config |= R600_BACKEND_MAP(backend_map);
1549
1550 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
1551 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
1552 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
1553 if (gb_tiling_config & 0xc0) {
1554 dev_priv->r600_group_size = 512;
1555 } else {
1556 dev_priv->r600_group_size = 256;
1557 }
1558 dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
1559 if (gb_tiling_config & 0x30) {
1560 dev_priv->r600_nbanks = 8;
1561 } else {
1562 dev_priv->r600_nbanks = 4;
1563 }
1564
1565 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1566 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1567 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1568
1569 RADEON_WRITE(R700_CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1570 RADEON_WRITE(R700_CGTS_SYS_TCC_DISABLE, 0);
1571 RADEON_WRITE(R700_CGTS_TCC_DISABLE, 0);
1572 RADEON_WRITE(R700_CGTS_USER_SYS_TCC_DISABLE, 0);
1573 RADEON_WRITE(R700_CGTS_USER_TCC_DISABLE, 0);
1574
1575 num_qd_pipes =
1576 R7XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK) >> 8);
1577 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK);
1578 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK);
1579
1580 /* set HW defaults for 3D engine */
1581 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) |
1582 R600_ROQ_IB2_START(0x2b)));
1583
1584 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, R700_STQ_SPLIT(0x30));
1585
1586 ta_aux_cntl = RADEON_READ(R600_TA_CNTL_AUX);
1587 RADEON_WRITE(R600_TA_CNTL_AUX, ta_aux_cntl | R600_DISABLE_CUBE_ANISO);
1588
1589 sx_debug_1 = RADEON_READ(R700_SX_DEBUG_1);
1590 sx_debug_1 |= R700_ENABLE_NEW_SMX_ADDRESS;
1591 RADEON_WRITE(R700_SX_DEBUG_1, sx_debug_1);
1592
1593 smx_dc_ctl0 = RADEON_READ(R600_SMX_DC_CTL0);
1594 smx_dc_ctl0 &= ~R700_CACHE_DEPTH(0x1ff);
1595 smx_dc_ctl0 |= R700_CACHE_DEPTH((dev_priv->r700_sx_num_of_sets * 64) - 1);
1596 RADEON_WRITE(R600_SMX_DC_CTL0, smx_dc_ctl0);
1597
1598 if ((dev_priv->flags & RADEON_FAMILY_MASK) != CHIP_RV740)
1599 RADEON_WRITE(R700_SMX_EVENT_CTL, (R700_ES_FLUSH_CTL(4) |
1600 R700_GS_FLUSH_CTL(4) |
1601 R700_ACK_FLUSH_CTL(3) |
1602 R700_SYNC_FLUSH_CTL));
1603
1604 db_debug3 = RADEON_READ(R700_DB_DEBUG3);
1605 db_debug3 &= ~R700_DB_CLK_OFF_DELAY(0x1f);
1606 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1607 case CHIP_RV770:
1608 case CHIP_RV740:
1609 db_debug3 |= R700_DB_CLK_OFF_DELAY(0x1f);
1610 break;
1611 case CHIP_RV710:
1612 case CHIP_RV730:
1613 default:
1614 db_debug3 |= R700_DB_CLK_OFF_DELAY(2);
1615 break;
1616 }
1617 RADEON_WRITE(R700_DB_DEBUG3, db_debug3);
1618
1619 if ((dev_priv->flags & RADEON_FAMILY_MASK) != CHIP_RV770) {
1620 db_debug4 = RADEON_READ(RV700_DB_DEBUG4);
1621 db_debug4 |= RV700_DISABLE_TILE_COVERED_FOR_PS_ITER;
1622 RADEON_WRITE(RV700_DB_DEBUG4, db_debug4);
1623 }
1624
1625 RADEON_WRITE(R600_SX_EXPORT_BUFFER_SIZES, (R600_COLOR_BUFFER_SIZE((dev_priv->r600_sx_max_export_size / 4) - 1) |
1626 R600_POSITION_BUFFER_SIZE((dev_priv->r600_sx_max_export_pos_size / 4) - 1) |
1627 R600_SMX_BUFFER_SIZE((dev_priv->r600_sx_max_export_smx_size / 4) - 1)));
1628
1629 RADEON_WRITE(R700_PA_SC_FIFO_SIZE_R7XX, (R700_SC_PRIM_FIFO_SIZE(dev_priv->r700_sc_prim_fifo_size) |
1630 R700_SC_HIZ_TILE_FIFO_SIZE(dev_priv->r700_sc_hiz_tile_fifo_size) |
1631 R700_SC_EARLYZ_TILE_FIFO_SIZE(dev_priv->r700_sc_earlyz_tile_fifo_fize)));
1632
1633 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1634
1635 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 1);
1636
1637 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0));
1638
1639 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(4));
1640
1641 RADEON_WRITE(R600_CP_PERFMON_CNTL, 0);
1642
1643 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(16 * dev_priv->r600_sq_num_cf_insts) |
1644 R600_DONE_FIFO_HIWATER(0xe0) |
1645 R600_ALU_UPDATE_FIFO_HIWATER(0x8));
1646 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1647 case CHIP_RV770:
1648 case CHIP_RV730:
1649 case CHIP_RV710:
1650 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x1);
1651 break;
1652 case CHIP_RV740:
1653 default:
1654 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x4);
1655 break;
1656 }
1657 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
1658
1659 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1660 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1661 */
1662 sq_config = RADEON_READ(R600_SQ_CONFIG);
1663 sq_config &= ~(R600_PS_PRIO(3) |
1664 R600_VS_PRIO(3) |
1665 R600_GS_PRIO(3) |
1666 R600_ES_PRIO(3));
1667 sq_config |= (R600_DX9_CONSTS |
1668 R600_VC_ENABLE |
1669 R600_EXPORT_SRC_C |
1670 R600_PS_PRIO(0) |
1671 R600_VS_PRIO(1) |
1672 R600_GS_PRIO(2) |
1673 R600_ES_PRIO(3));
1674 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710)
1675 /* no vertex cache */
1676 sq_config &= ~R600_VC_ENABLE;
1677
1678 RADEON_WRITE(R600_SQ_CONFIG, sq_config);
1679
1680 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, (R600_NUM_PS_GPRS((dev_priv->r600_max_gprs * 24)/64) |
1681 R600_NUM_VS_GPRS((dev_priv->r600_max_gprs * 24)/64) |
1682 R600_NUM_CLAUSE_TEMP_GPRS(((dev_priv->r600_max_gprs * 24)/64)/2)));
1683
1684 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, (R600_NUM_GS_GPRS((dev_priv->r600_max_gprs * 7)/64) |
1685 R600_NUM_ES_GPRS((dev_priv->r600_max_gprs * 7)/64)));
1686
1687 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS((dev_priv->r600_max_threads * 4)/8) |
1688 R600_NUM_VS_THREADS((dev_priv->r600_max_threads * 2)/8) |
1689 R600_NUM_ES_THREADS((dev_priv->r600_max_threads * 1)/8));
1690 if (((dev_priv->r600_max_threads * 1) / 8) > dev_priv->r600_max_gs_threads)
1691 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS(dev_priv->r600_max_gs_threads);
1692 else
1693 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS((dev_priv->r600_max_gs_threads * 1)/8);
1694 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1695
1696 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, (R600_NUM_PS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) |
1697 R600_NUM_VS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4)));
1698
1699 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, (R600_NUM_GS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) |
1700 R600_NUM_ES_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4)));
1701
1702 sq_dyn_gpr_size_simd_ab_0 = (R700_SIMDA_RING0((dev_priv->r600_max_gprs * 38)/64) |
1703 R700_SIMDA_RING1((dev_priv->r600_max_gprs * 38)/64) |
1704 R700_SIMDB_RING0((dev_priv->r600_max_gprs * 38)/64) |
1705 R700_SIMDB_RING1((dev_priv->r600_max_gprs * 38)/64));
1706
1707 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_0, sq_dyn_gpr_size_simd_ab_0);
1708 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_1, sq_dyn_gpr_size_simd_ab_0);
1709 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_2, sq_dyn_gpr_size_simd_ab_0);
1710 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_3, sq_dyn_gpr_size_simd_ab_0);
1711 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_4, sq_dyn_gpr_size_simd_ab_0);
1712 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_5, sq_dyn_gpr_size_simd_ab_0);
1713 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_6, sq_dyn_gpr_size_simd_ab_0);
1714 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0);
1715
1716 RADEON_WRITE(R700_PA_SC_FORCE_EOV_MAX_CNTS, (R700_FORCE_EOV_MAX_CLK_CNT(4095) |
1717 R700_FORCE_EOV_MAX_REZ_CNT(255)));
1718
1719 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710)
1720 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_TC_ONLY) |
1721 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO)));
1722 else
1723 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_VC_AND_TC) |
1724 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO)));
1725
1726 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1727 case CHIP_RV770:
1728 case CHIP_RV730:
1729 case CHIP_RV740:
1730 gs_prim_buffer_depth = 384;
1731 break;
1732 case CHIP_RV710:
1733 gs_prim_buffer_depth = 128;
1734 break;
1735 default:
1736 break;
1737 }
1738
1739 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16;
1740 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
1741 /* Max value for this is 256 */
1742 if (vgt_gs_per_es > 256)
1743 vgt_gs_per_es = 256;
1744
1745 RADEON_WRITE(R600_VGT_ES_PER_GS, 128);
1746 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es);
1747 RADEON_WRITE(R600_VGT_GS_PER_VS, 2);
1748
1749 /* more default values. 2D/3D driver should adjust as needed */
1750 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16);
1751 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0);
1752 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0);
1753 RADEON_WRITE(R600_SX_MISC, 0);
1754 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0);
1755 RADEON_WRITE(R700_PA_SC_EDGERULE, 0xaaaaaaaa);
1756 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0);
1757 RADEON_WRITE(R600_PA_SC_CLIPRECT_RULE, 0xffff);
1758 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0);
1759 RADEON_WRITE(R600_SPI_INPUT_Z, 0);
1760 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2));
1761 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0);
1762
1763 /* clear render buffer base addresses */
1764 RADEON_WRITE(R600_CB_COLOR0_BASE, 0);
1765 RADEON_WRITE(R600_CB_COLOR1_BASE, 0);
1766 RADEON_WRITE(R600_CB_COLOR2_BASE, 0);
1767 RADEON_WRITE(R600_CB_COLOR3_BASE, 0);
1768 RADEON_WRITE(R600_CB_COLOR4_BASE, 0);
1769 RADEON_WRITE(R600_CB_COLOR5_BASE, 0);
1770 RADEON_WRITE(R600_CB_COLOR6_BASE, 0);
1771 RADEON_WRITE(R600_CB_COLOR7_BASE, 0);
1772
1773 RADEON_WRITE(R700_TCP_CNTL, 0);
1774
1775 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL);
1776 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1777
1778 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1779
1780 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA |
1781 R600_NUM_CLIP_SEQ(3)));
1782
1783 }
1784
1785 static void r600_cp_init_ring_buffer(struct drm_device *dev,
1786 drm_radeon_private_t *dev_priv,
1787 struct drm_file *file_priv)
1788 {
1789 struct drm_radeon_master_private *master_priv;
1790 u32 ring_start;
1791 u64 rptr_addr;
1792
1793 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
1794 r700_gfx_init(dev, dev_priv);
1795 else
1796 r600_gfx_init(dev, dev_priv);
1797
1798 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
1799 RADEON_READ(R600_GRBM_SOFT_RESET);
1800 DRM_UDELAY(15000);
1801 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
1802
1803
1804 /* Set ring buffer size */
1805 #ifdef __BIG_ENDIAN
1806 RADEON_WRITE(R600_CP_RB_CNTL,
1807 R600_BUF_SWAP_32BIT |
1808 R600_RB_NO_UPDATE |
1809 (dev_priv->ring.rptr_update_l2qw << 8) |
1810 dev_priv->ring.size_l2qw);
1811 #else
1812 RADEON_WRITE(R600_CP_RB_CNTL,
1813 RADEON_RB_NO_UPDATE |
1814 (dev_priv->ring.rptr_update_l2qw << 8) |
1815 dev_priv->ring.size_l2qw);
1816 #endif
1817
1818 RADEON_WRITE(R600_CP_SEM_WAIT_TIMER, 0x0);
1819
1820 /* Set the write pointer delay */
1821 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0);
1822
1823 #ifdef __BIG_ENDIAN
1824 RADEON_WRITE(R600_CP_RB_CNTL,
1825 R600_BUF_SWAP_32BIT |
1826 R600_RB_NO_UPDATE |
1827 R600_RB_RPTR_WR_ENA |
1828 (dev_priv->ring.rptr_update_l2qw << 8) |
1829 dev_priv->ring.size_l2qw);
1830 #else
1831 RADEON_WRITE(R600_CP_RB_CNTL,
1832 R600_RB_NO_UPDATE |
1833 R600_RB_RPTR_WR_ENA |
1834 (dev_priv->ring.rptr_update_l2qw << 8) |
1835 dev_priv->ring.size_l2qw);
1836 #endif
1837
1838 /* Initialize the ring buffer's read and write pointers */
1839 RADEON_WRITE(R600_CP_RB_RPTR_WR, 0);
1840 RADEON_WRITE(R600_CP_RB_WPTR, 0);
1841 SET_RING_HEAD(dev_priv, 0);
1842 dev_priv->ring.tail = 0;
1843
1844 #if __OS_HAS_AGP
1845 if (dev_priv->flags & RADEON_IS_AGP) {
1846 rptr_addr = dev_priv->ring_rptr->offset
1847 - dev->agp->base +
1848 dev_priv->gart_vm_start;
1849 } else
1850 #endif
1851 {
1852 rptr_addr = dev_priv->ring_rptr->offset
1853 - ((unsigned long) dev->sg->virtual)
1854 + dev_priv->gart_vm_start;
1855 }
1856 RADEON_WRITE(R600_CP_RB_RPTR_ADDR, (rptr_addr & 0xfffffffc));
1857 RADEON_WRITE(R600_CP_RB_RPTR_ADDR_HI, upper_32_bits(rptr_addr));
1858
1859 #ifdef __BIG_ENDIAN
1860 RADEON_WRITE(R600_CP_RB_CNTL,
1861 RADEON_BUF_SWAP_32BIT |
1862 (dev_priv->ring.rptr_update_l2qw << 8) |
1863 dev_priv->ring.size_l2qw);
1864 #else
1865 RADEON_WRITE(R600_CP_RB_CNTL,
1866 (dev_priv->ring.rptr_update_l2qw << 8) |
1867 dev_priv->ring.size_l2qw);
1868 #endif
1869
1870 #if __OS_HAS_AGP
1871 if (dev_priv->flags & RADEON_IS_AGP) {
1872 /* XXX */
1873 radeon_write_agp_base(dev_priv, dev->agp->base);
1874
1875 /* XXX */
1876 radeon_write_agp_location(dev_priv,
1877 (((dev_priv->gart_vm_start - 1 +
1878 dev_priv->gart_size) & 0xffff0000) |
1879 (dev_priv->gart_vm_start >> 16)));
1880
1881 ring_start = (dev_priv->cp_ring->offset
1882 - dev->agp->base
1883 + dev_priv->gart_vm_start);
1884 } else
1885 #endif
1886 ring_start = (dev_priv->cp_ring->offset
1887 - (unsigned long)dev->sg->virtual
1888 + dev_priv->gart_vm_start);
1889
1890 RADEON_WRITE(R600_CP_RB_BASE, ring_start >> 8);
1891
1892 RADEON_WRITE(R600_CP_ME_CNTL, 0xff);
1893
1894 RADEON_WRITE(R600_CP_DEBUG, (1 << 27) | (1 << 28));
1895
1896 /* Initialize the scratch register pointer. This will cause
1897 * the scratch register values to be written out to memory
1898 * whenever they are updated.
1899 *
1900 * We simply put this behind the ring read pointer, this works
1901 * with PCI GART as well as (whatever kind of) AGP GART
1902 */
1903 {
1904 u64 scratch_addr;
1905
1906 scratch_addr = RADEON_READ(R600_CP_RB_RPTR_ADDR) & 0xFFFFFFFC;
1907 scratch_addr |= ((u64)RADEON_READ(R600_CP_RB_RPTR_ADDR_HI)) << 32;
1908 scratch_addr += R600_SCRATCH_REG_OFFSET;
1909 scratch_addr >>= 8;
1910 scratch_addr &= 0xffffffff;
1911
1912 RADEON_WRITE(R600_SCRATCH_ADDR, (uint32_t)scratch_addr);
1913 }
1914
1915 RADEON_WRITE(R600_SCRATCH_UMSK, 0x7);
1916
1917 /* Turn on bus mastering */
1918 radeon_enable_bm(dev_priv);
1919
1920 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(0), 0);
1921 RADEON_WRITE(R600_LAST_FRAME_REG, 0);
1922
1923 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0);
1924 RADEON_WRITE(R600_LAST_DISPATCH_REG, 0);
1925
1926 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(2), 0);
1927 RADEON_WRITE(R600_LAST_CLEAR_REG, 0);
1928
1929 /* reset sarea copies of these */
1930 master_priv = file_priv->master->driver_priv;
1931 if (master_priv->sarea_priv) {
1932 master_priv->sarea_priv->last_frame = 0;
1933 master_priv->sarea_priv->last_dispatch = 0;
1934 master_priv->sarea_priv->last_clear = 0;
1935 }
1936
1937 r600_do_wait_for_idle(dev_priv);
1938
1939 }
1940
1941 int r600_do_cleanup_cp(struct drm_device *dev)
1942 {
1943 drm_radeon_private_t *dev_priv = dev->dev_private;
1944 DRM_DEBUG("\n");
1945
1946 /* Make sure interrupts are disabled here because the uninstall ioctl
1947 * may not have been called from userspace and after dev_private
1948 * is freed, it's too late.
1949 */
1950 if (dev->irq_enabled)
1951 drm_irq_uninstall(dev);
1952
1953 #if __OS_HAS_AGP
1954 if (dev_priv->flags & RADEON_IS_AGP) {
1955 if (dev_priv->cp_ring != NULL) {
1956 drm_core_ioremapfree(dev_priv->cp_ring, dev);
1957 dev_priv->cp_ring = NULL;
1958 }
1959 if (dev_priv->ring_rptr != NULL) {
1960 drm_core_ioremapfree(dev_priv->ring_rptr, dev);
1961 dev_priv->ring_rptr = NULL;
1962 }
1963 if (dev->agp_buffer_map != NULL) {
1964 drm_core_ioremapfree(dev->agp_buffer_map, dev);
1965 dev->agp_buffer_map = NULL;
1966 }
1967 } else
1968 #endif
1969 {
1970
1971 if (dev_priv->gart_info.bus_addr)
1972 r600_page_table_cleanup(dev, &dev_priv->gart_info);
1973
1974 if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB) {
1975 drm_core_ioremapfree(&dev_priv->gart_info.mapping, dev);
1976 dev_priv->gart_info.addr = NULL;
1977 }
1978 }
1979 /* only clear to the start of flags */
1980 memset(dev_priv, 0, offsetof(drm_radeon_private_t, flags));
1981
1982 return 0;
1983 }
1984
1985 int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
1986 struct drm_file *file_priv)
1987 {
1988 drm_radeon_private_t *dev_priv = dev->dev_private;
1989 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
1990
1991 DRM_DEBUG("\n");
1992
1993 mutex_init(&dev_priv->cs_mutex);
1994 r600_cs_legacy_init();
1995 /* if we require new memory map but we don't have it fail */
1996 if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) {
1997 DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n");
1998 r600_do_cleanup_cp(dev);
1999 return -EINVAL;
2000 }
2001
2002 if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) {
2003 DRM_DEBUG("Forcing AGP card to PCI mode\n");
2004 dev_priv->flags &= ~RADEON_IS_AGP;
2005 /* The writeback test succeeds, but when writeback is enabled,
2006 * the ring buffer read ptr update fails after first 128 bytes.
2007 */
2008 radeon_no_wb = 1;
2009 } else if (!(dev_priv->flags & (RADEON_IS_AGP | RADEON_IS_PCI | RADEON_IS_PCIE))
2010 && !init->is_pci) {
2011 DRM_DEBUG("Restoring AGP flag\n");
2012 dev_priv->flags |= RADEON_IS_AGP;
2013 }
2014
2015 dev_priv->usec_timeout = init->usec_timeout;
2016 if (dev_priv->usec_timeout < 1 ||
2017 dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) {
2018 DRM_DEBUG("TIMEOUT problem!\n");
2019 r600_do_cleanup_cp(dev);
2020 return -EINVAL;
2021 }
2022
2023 /* Enable vblank on CRTC1 for older X servers
2024 */
2025 dev_priv->vblank_crtc = DRM_RADEON_VBLANK_CRTC1;
2026 dev_priv->do_boxes = 0;
2027 dev_priv->cp_mode = init->cp_mode;
2028
2029 /* We don't support anything other than bus-mastering ring mode,
2030 * but the ring can be in either AGP or PCI space for the ring
2031 * read pointer.
2032 */
2033 if ((init->cp_mode != RADEON_CSQ_PRIBM_INDDIS) &&
2034 (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) {
2035 DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode);
2036 r600_do_cleanup_cp(dev);
2037 return -EINVAL;
2038 }
2039
2040 switch (init->fb_bpp) {
2041 case 16:
2042 dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565;
2043 break;
2044 case 32:
2045 default:
2046 dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888;
2047 break;
2048 }
2049 dev_priv->front_offset = init->front_offset;
2050 dev_priv->front_pitch = init->front_pitch;
2051 dev_priv->back_offset = init->back_offset;
2052 dev_priv->back_pitch = init->back_pitch;
2053
2054 dev_priv->ring_offset = init->ring_offset;
2055 dev_priv->ring_rptr_offset = init->ring_rptr_offset;
2056 dev_priv->buffers_offset = init->buffers_offset;
2057 dev_priv->gart_textures_offset = init->gart_textures_offset;
2058
2059 master_priv->sarea = drm_getsarea(dev);
2060 if (!master_priv->sarea) {
2061 DRM_ERROR("could not find sarea!\n");
2062 r600_do_cleanup_cp(dev);
2063 return -EINVAL;
2064 }
2065
2066 dev_priv->cp_ring = drm_core_findmap(dev, init->ring_offset);
2067 if (!dev_priv->cp_ring) {
2068 DRM_ERROR("could not find cp ring region!\n");
2069 r600_do_cleanup_cp(dev);
2070 return -EINVAL;
2071 }
2072 dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset);
2073 if (!dev_priv->ring_rptr) {
2074 DRM_ERROR("could not find ring read pointer!\n");
2075 r600_do_cleanup_cp(dev);
2076 return -EINVAL;
2077 }
2078 dev->agp_buffer_token = init->buffers_offset;
2079 dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
2080 if (!dev->agp_buffer_map) {
2081 DRM_ERROR("could not find dma buffer region!\n");
2082 r600_do_cleanup_cp(dev);
2083 return -EINVAL;
2084 }
2085
2086 if (init->gart_textures_offset) {
2087 dev_priv->gart_textures =
2088 drm_core_findmap(dev, init->gart_textures_offset);
2089 if (!dev_priv->gart_textures) {
2090 DRM_ERROR("could not find GART texture region!\n");
2091 r600_do_cleanup_cp(dev);
2092 return -EINVAL;
2093 }
2094 }
2095
2096 #if __OS_HAS_AGP
2097 /* XXX */
2098 if (dev_priv->flags & RADEON_IS_AGP) {
2099 drm_core_ioremap_wc(dev_priv->cp_ring, dev);
2100 drm_core_ioremap_wc(dev_priv->ring_rptr, dev);
2101 drm_core_ioremap_wc(dev->agp_buffer_map, dev);
2102 if (!dev_priv->cp_ring->handle ||
2103 !dev_priv->ring_rptr->handle ||
2104 !dev->agp_buffer_map->handle) {
2105 DRM_ERROR("could not find ioremap agp regions!\n");
2106 r600_do_cleanup_cp(dev);
2107 return -EINVAL;
2108 }
2109 } else
2110 #endif
2111 {
2112 dev_priv->cp_ring->handle = (void *)(unsigned long)dev_priv->cp_ring->offset;
2113 dev_priv->ring_rptr->handle =
2114 (void *)(unsigned long)dev_priv->ring_rptr->offset;
2115 dev->agp_buffer_map->handle =
2116 (void *)(unsigned long)dev->agp_buffer_map->offset;
2117
2118 DRM_DEBUG("dev_priv->cp_ring->handle %p\n",
2119 dev_priv->cp_ring->handle);
2120 DRM_DEBUG("dev_priv->ring_rptr->handle %p\n",
2121 dev_priv->ring_rptr->handle);
2122 DRM_DEBUG("dev->agp_buffer_map->handle %p\n",
2123 dev->agp_buffer_map->handle);
2124 }
2125
2126 dev_priv->fb_location = (radeon_read_fb_location(dev_priv) & 0xffff) << 24;
2127 dev_priv->fb_size =
2128 (((radeon_read_fb_location(dev_priv) & 0xffff0000u) << 8) + 0x1000000)
2129 - dev_priv->fb_location;
2130
2131 dev_priv->front_pitch_offset = (((dev_priv->front_pitch / 64) << 22) |
2132 ((dev_priv->front_offset
2133 + dev_priv->fb_location) >> 10));
2134
2135 dev_priv->back_pitch_offset = (((dev_priv->back_pitch / 64) << 22) |
2136 ((dev_priv->back_offset
2137 + dev_priv->fb_location) >> 10));
2138
2139 dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch / 64) << 22) |
2140 ((dev_priv->depth_offset
2141 + dev_priv->fb_location) >> 10));
2142
2143 dev_priv->gart_size = init->gart_size;
2144
2145 /* New let's set the memory map ... */
2146 if (dev_priv->new_memmap) {
2147 u32 base = 0;
2148
2149 DRM_INFO("Setting GART location based on new memory map\n");
2150
2151 /* If using AGP, try to locate the AGP aperture at the same
2152 * location in the card and on the bus, though we have to
2153 * align it down.
2154 */
2155 #if __OS_HAS_AGP
2156 /* XXX */
2157 if (dev_priv->flags & RADEON_IS_AGP) {
2158 base = dev->agp->base;
2159 /* Check if valid */
2160 if ((base + dev_priv->gart_size - 1) >= dev_priv->fb_location &&
2161 base < (dev_priv->fb_location + dev_priv->fb_size - 1)) {
2162 DRM_INFO("Can't use AGP base @0x%08lx, won't fit\n",
2163 dev->agp->base);
2164 base = 0;
2165 }
2166 }
2167 #endif
2168 /* If not or if AGP is at 0 (Macs), try to put it elsewhere */
2169 if (base == 0) {
2170 base = dev_priv->fb_location + dev_priv->fb_size;
2171 if (base < dev_priv->fb_location ||
2172 ((base + dev_priv->gart_size) & 0xfffffffful) < base)
2173 base = dev_priv->fb_location
2174 - dev_priv->gart_size;
2175 }
2176 dev_priv->gart_vm_start = base & 0xffc00000u;
2177 if (dev_priv->gart_vm_start != base)
2178 DRM_INFO("GART aligned down from 0x%08x to 0x%08x\n",
2179 base, dev_priv->gart_vm_start);
2180 }
2181
2182 #if __OS_HAS_AGP
2183 /* XXX */
2184 if (dev_priv->flags & RADEON_IS_AGP)
2185 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
2186 - dev->agp->base
2187 + dev_priv->gart_vm_start);
2188 else
2189 #endif
2190 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
2191 - (unsigned long)dev->sg->virtual
2192 + dev_priv->gart_vm_start);
2193
2194 DRM_DEBUG("fb 0x%08x size %d\n",
2195 (unsigned int) dev_priv->fb_location,
2196 (unsigned int) dev_priv->fb_size);
2197 DRM_DEBUG("dev_priv->gart_size %d\n", dev_priv->gart_size);
2198 DRM_DEBUG("dev_priv->gart_vm_start 0x%08x\n",
2199 (unsigned int) dev_priv->gart_vm_start);
2200 DRM_DEBUG("dev_priv->gart_buffers_offset 0x%08lx\n",
2201 dev_priv->gart_buffers_offset);
2202
2203 dev_priv->ring.start = (u32 *) dev_priv->cp_ring->handle;
2204 dev_priv->ring.end = ((u32 *) dev_priv->cp_ring->handle
2205 + init->ring_size / sizeof(u32));
2206 dev_priv->ring.size = init->ring_size;
2207 dev_priv->ring.size_l2qw = drm_order(init->ring_size / 8);
2208
2209 dev_priv->ring.rptr_update = /* init->rptr_update */ 4096;
2210 dev_priv->ring.rptr_update_l2qw = drm_order(/* init->rptr_update */ 4096 / 8);
2211
2212 dev_priv->ring.fetch_size = /* init->fetch_size */ 32;
2213 dev_priv->ring.fetch_size_l2ow = drm_order(/* init->fetch_size */ 32 / 16);
2214
2215 dev_priv->ring.tail_mask = (dev_priv->ring.size / sizeof(u32)) - 1;
2216
2217 dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
2218
2219 #if __OS_HAS_AGP
2220 if (dev_priv->flags & RADEON_IS_AGP) {
2221 /* XXX turn off pcie gart */
2222 } else
2223 #endif
2224 {
2225 dev_priv->gart_info.table_mask = DMA_BIT_MASK(32);
2226 /* if we have an offset set from userspace */
2227 if (!dev_priv->pcigart_offset_set) {
2228 DRM_ERROR("Need gart offset from userspace\n");
2229 r600_do_cleanup_cp(dev);
2230 return -EINVAL;
2231 }
2232
2233 DRM_DEBUG("Using gart offset 0x%08lx\n", dev_priv->pcigart_offset);
2234
2235 dev_priv->gart_info.bus_addr =
2236 dev_priv->pcigart_offset + dev_priv->fb_location;
2237 dev_priv->gart_info.mapping.offset =
2238 dev_priv->pcigart_offset + dev_priv->fb_aper_offset;
2239 dev_priv->gart_info.mapping.size =
2240 dev_priv->gart_info.table_size;
2241
2242 drm_core_ioremap_wc(&dev_priv->gart_info.mapping, dev);
2243 if (!dev_priv->gart_info.mapping.handle) {
2244 DRM_ERROR("ioremap failed.\n");
2245 r600_do_cleanup_cp(dev);
2246 return -EINVAL;
2247 }
2248
2249 dev_priv->gart_info.addr =
2250 dev_priv->gart_info.mapping.handle;
2251
2252 DRM_DEBUG("Setting phys_pci_gart to %p %08lX\n",
2253 dev_priv->gart_info.addr,
2254 dev_priv->pcigart_offset);
2255
2256 if (!r600_page_table_init(dev)) {
2257 DRM_ERROR("Failed to init GART table\n");
2258 r600_do_cleanup_cp(dev);
2259 return -EINVAL;
2260 }
2261
2262 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
2263 r700_vm_init(dev);
2264 else
2265 r600_vm_init(dev);
2266 }
2267
2268 if (!dev_priv->me_fw || !dev_priv->pfp_fw) {
2269 int err = r600_cp_init_microcode(dev_priv);
2270 if (err) {
2271 DRM_ERROR("Failed to load firmware!\n");
2272 r600_do_cleanup_cp(dev);
2273 return err;
2274 }
2275 }
2276 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
2277 r700_cp_load_microcode(dev_priv);
2278 else
2279 r600_cp_load_microcode(dev_priv);
2280
2281 r600_cp_init_ring_buffer(dev, dev_priv, file_priv);
2282
2283 dev_priv->last_buf = 0;
2284
2285 r600_do_engine_reset(dev);
2286 r600_test_writeback(dev_priv);
2287
2288 return 0;
2289 }
2290
2291 int r600_do_resume_cp(struct drm_device *dev, struct drm_file *file_priv)
2292 {
2293 drm_radeon_private_t *dev_priv = dev->dev_private;
2294
2295 DRM_DEBUG("\n");
2296 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)) {
2297 r700_vm_init(dev);
2298 r700_cp_load_microcode(dev_priv);
2299 } else {
2300 r600_vm_init(dev);
2301 r600_cp_load_microcode(dev_priv);
2302 }
2303 r600_cp_init_ring_buffer(dev, dev_priv, file_priv);
2304 r600_do_engine_reset(dev);
2305
2306 return 0;
2307 }
2308
2309 /* Wait for the CP to go idle.
2310 */
2311 int r600_do_cp_idle(drm_radeon_private_t *dev_priv)
2312 {
2313 RING_LOCALS;
2314 DRM_DEBUG("\n");
2315
2316 BEGIN_RING(5);
2317 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
2318 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
2319 /* wait for 3D idle clean */
2320 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
2321 OUT_RING((R600_WAIT_UNTIL - R600_SET_CONFIG_REG_OFFSET) >> 2);
2322 OUT_RING(RADEON_WAIT_3D_IDLE | RADEON_WAIT_3D_IDLECLEAN);
2323
2324 ADVANCE_RING();
2325 COMMIT_RING();
2326
2327 return r600_do_wait_for_idle(dev_priv);
2328 }
2329
2330 /* Start the Command Processor.
2331 */
2332 void r600_do_cp_start(drm_radeon_private_t *dev_priv)
2333 {
2334 u32 cp_me;
2335 RING_LOCALS;
2336 DRM_DEBUG("\n");
2337
2338 BEGIN_RING(7);
2339 OUT_RING(CP_PACKET3(R600_IT_ME_INITIALIZE, 5));
2340 OUT_RING(0x00000001);
2341 if (((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV770))
2342 OUT_RING(0x00000003);
2343 else
2344 OUT_RING(0x00000000);
2345 OUT_RING((dev_priv->r600_max_hw_contexts - 1));
2346 OUT_RING(R600_ME_INITIALIZE_DEVICE_ID(1));
2347 OUT_RING(0x00000000);
2348 OUT_RING(0x00000000);
2349 ADVANCE_RING();
2350 COMMIT_RING();
2351
2352 /* set the mux and reset the halt bit */
2353 cp_me = 0xff;
2354 RADEON_WRITE(R600_CP_ME_CNTL, cp_me);
2355
2356 dev_priv->cp_running = 1;
2357
2358 }
2359
2360 void r600_do_cp_reset(drm_radeon_private_t *dev_priv)
2361 {
2362 u32 cur_read_ptr;
2363 DRM_DEBUG("\n");
2364
2365 cur_read_ptr = RADEON_READ(R600_CP_RB_RPTR);
2366 RADEON_WRITE(R600_CP_RB_WPTR, cur_read_ptr);
2367 SET_RING_HEAD(dev_priv, cur_read_ptr);
2368 dev_priv->ring.tail = cur_read_ptr;
2369 }
2370
2371 void r600_do_cp_stop(drm_radeon_private_t *dev_priv)
2372 {
2373 uint32_t cp_me;
2374
2375 DRM_DEBUG("\n");
2376
2377 cp_me = 0xff | R600_CP_ME_HALT;
2378
2379 RADEON_WRITE(R600_CP_ME_CNTL, cp_me);
2380
2381 dev_priv->cp_running = 0;
2382 }
2383
2384 int r600_cp_dispatch_indirect(struct drm_device *dev,
2385 struct drm_buf *buf, int start, int end)
2386 {
2387 drm_radeon_private_t *dev_priv = dev->dev_private;
2388 RING_LOCALS;
2389
2390 if (start != end) {
2391 unsigned long offset = (dev_priv->gart_buffers_offset
2392 + buf->offset + start);
2393 int dwords = (end - start + 3) / sizeof(u32);
2394
2395 DRM_DEBUG("dwords:%d\n", dwords);
2396 DRM_DEBUG("offset 0x%lx\n", offset);
2397
2398
2399 /* Indirect buffer data must be a multiple of 16 dwords.
2400 * pad the data with a Type-2 CP packet.
2401 */
2402 while (dwords & 0xf) {
2403 u32 *data = (u32 *)
2404 ((char *)dev->agp_buffer_map->handle
2405 + buf->offset + start);
2406 data[dwords++] = RADEON_CP_PACKET2;
2407 }
2408
2409 /* Fire off the indirect buffer */
2410 BEGIN_RING(4);
2411 OUT_RING(CP_PACKET3(R600_IT_INDIRECT_BUFFER, 2));
2412 OUT_RING((offset & 0xfffffffc));
2413 OUT_RING((upper_32_bits(offset) & 0xff));
2414 OUT_RING(dwords);
2415 ADVANCE_RING();
2416 }
2417
2418 return 0;
2419 }
2420
2421 void r600_cp_dispatch_swap(struct drm_device *dev, struct drm_file *file_priv)
2422 {
2423 drm_radeon_private_t *dev_priv = dev->dev_private;
2424 struct drm_master *master = file_priv->master;
2425 struct drm_radeon_master_private *master_priv = master->driver_priv;
2426 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
2427 int nbox = sarea_priv->nbox;
2428 struct drm_clip_rect *pbox = sarea_priv->boxes;
2429 int i, cpp, src_pitch, dst_pitch;
2430 uint64_t src, dst;
2431 RING_LOCALS;
2432 DRM_DEBUG("\n");
2433
2434 if (dev_priv->color_fmt == RADEON_COLOR_FORMAT_ARGB8888)
2435 cpp = 4;
2436 else
2437 cpp = 2;
2438
2439 if (sarea_priv->pfCurrentPage == 0) {
2440 src_pitch = dev_priv->back_pitch;
2441 dst_pitch = dev_priv->front_pitch;
2442 src = dev_priv->back_offset + dev_priv->fb_location;
2443 dst = dev_priv->front_offset + dev_priv->fb_location;
2444 } else {
2445 src_pitch = dev_priv->front_pitch;
2446 dst_pitch = dev_priv->back_pitch;
2447 src = dev_priv->front_offset + dev_priv->fb_location;
2448 dst = dev_priv->back_offset + dev_priv->fb_location;
2449 }
2450
2451 if (r600_prepare_blit_copy(dev, file_priv)) {
2452 DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
2453 return;
2454 }
2455 for (i = 0; i < nbox; i++) {
2456 int x = pbox[i].x1;
2457 int y = pbox[i].y1;
2458 int w = pbox[i].x2 - x;
2459 int h = pbox[i].y2 - y;
2460
2461 DRM_DEBUG("%d,%d-%d,%d\n", x, y, w, h);
2462
2463 r600_blit_swap(dev,
2464 src, dst,
2465 x, y, x, y, w, h,
2466 src_pitch, dst_pitch, cpp);
2467 }
2468 r600_done_blit_copy(dev);
2469
2470 /* Increment the frame counter. The client-side 3D driver must
2471 * throttle the framerate by waiting for this value before
2472 * performing the swapbuffer ioctl.
2473 */
2474 sarea_priv->last_frame++;
2475
2476 BEGIN_RING(3);
2477 R600_FRAME_AGE(sarea_priv->last_frame);
2478 ADVANCE_RING();
2479 }
2480
2481 int r600_cp_dispatch_texture(struct drm_device *dev,
2482 struct drm_file *file_priv,
2483 drm_radeon_texture_t *tex,
2484 drm_radeon_tex_image_t *image)
2485 {
2486 drm_radeon_private_t *dev_priv = dev->dev_private;
2487 struct drm_buf *buf;
2488 u32 *buffer;
2489 const u8 __user *data;
2490 int size, pass_size;
2491 u64 src_offset, dst_offset;
2492
2493 if (!radeon_check_offset(dev_priv, tex->offset)) {
2494 DRM_ERROR("Invalid destination offset\n");
2495 return -EINVAL;
2496 }
2497
2498 /* this might fail for zero-sized uploads - are those illegal? */
2499 if (!radeon_check_offset(dev_priv, tex->offset + tex->height * tex->pitch - 1)) {
2500 DRM_ERROR("Invalid final destination offset\n");
2501 return -EINVAL;
2502 }
2503
2504 size = tex->height * tex->pitch;
2505
2506 if (size == 0)
2507 return 0;
2508
2509 dst_offset = tex->offset;
2510
2511 if (r600_prepare_blit_copy(dev, file_priv)) {
2512 DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
2513 return -EAGAIN;
2514 }
2515 do {
2516 data = (const u8 __user *)image->data;
2517 pass_size = size;
2518
2519 buf = radeon_freelist_get(dev);
2520 if (!buf) {
2521 DRM_DEBUG("EAGAIN\n");
2522 if (DRM_COPY_TO_USER(tex->image, image, sizeof(*image)))
2523 return -EFAULT;
2524 return -EAGAIN;
2525 }
2526
2527 if (pass_size > buf->total)
2528 pass_size = buf->total;
2529
2530 /* Dispatch the indirect buffer.
2531 */
2532 buffer =
2533 (u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset);
2534
2535 if (DRM_COPY_FROM_USER(buffer, data, pass_size)) {
2536 DRM_ERROR("EFAULT on pad, %d bytes\n", pass_size);
2537 return -EFAULT;
2538 }
2539
2540 buf->file_priv = file_priv;
2541 buf->used = pass_size;
2542 src_offset = dev_priv->gart_buffers_offset + buf->offset;
2543
2544 r600_blit_copy(dev, src_offset, dst_offset, pass_size);
2545
2546 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2547
2548 /* Update the input parameters for next time */
2549 image->data = (const u8 __user *)image->data + pass_size;
2550 dst_offset += pass_size;
2551 size -= pass_size;
2552 } while (size > 0);
2553 r600_done_blit_copy(dev);
2554
2555 return 0;
2556 }
2557
2558 /*
2559 * Legacy cs ioctl
2560 */
2561 static u32 radeon_cs_id_get(struct drm_radeon_private *radeon)
2562 {
2563 /* FIXME: check if wrap affect last reported wrap & sequence */
2564 radeon->cs_id_scnt = (radeon->cs_id_scnt + 1) & 0x00FFFFFF;
2565 if (!radeon->cs_id_scnt) {
2566 /* increment wrap counter */
2567 radeon->cs_id_wcnt += 0x01000000;
2568 /* valid sequence counter start at 1 */
2569 radeon->cs_id_scnt = 1;
2570 }
2571 return (radeon->cs_id_scnt | radeon->cs_id_wcnt);
2572 }
2573
2574 static void r600_cs_id_emit(drm_radeon_private_t *dev_priv, u32 *id)
2575 {
2576 RING_LOCALS;
2577
2578 *id = radeon_cs_id_get(dev_priv);
2579
2580 /* SCRATCH 2 */
2581 BEGIN_RING(3);
2582 R600_CLEAR_AGE(*id);
2583 ADVANCE_RING();
2584 COMMIT_RING();
2585 }
2586
2587 static int r600_ib_get(struct drm_device *dev,
2588 struct drm_file *fpriv,
2589 struct drm_buf **buffer)
2590 {
2591 struct drm_buf *buf;
2592
2593 *buffer = NULL;
2594 buf = radeon_freelist_get(dev);
2595 if (!buf) {
2596 return -EBUSY;
2597 }
2598 buf->file_priv = fpriv;
2599 *buffer = buf;
2600 return 0;
2601 }
2602
2603 static void r600_ib_free(struct drm_device *dev, struct drm_buf *buf,
2604 struct drm_file *fpriv, int l, int r)
2605 {
2606 drm_radeon_private_t *dev_priv = dev->dev_private;
2607
2608 if (buf) {
2609 if (!r)
2610 r600_cp_dispatch_indirect(dev, buf, 0, l * 4);
2611 radeon_cp_discard_buffer(dev, fpriv->master, buf);
2612 COMMIT_RING();
2613 }
2614 }
2615
2616 int r600_cs_legacy_ioctl(struct drm_device *dev, void *data, struct drm_file *fpriv)
2617 {
2618 struct drm_radeon_private *dev_priv = dev->dev_private;
2619 struct drm_radeon_cs *cs = data;
2620 struct drm_buf *buf;
2621 unsigned family;
2622 int l, r = 0;
2623 u32 *ib, cs_id = 0;
2624
2625 if (dev_priv == NULL) {
2626 DRM_ERROR("called with no initialization\n");
2627 return -EINVAL;
2628 }
2629 family = dev_priv->flags & RADEON_FAMILY_MASK;
2630 if (family < CHIP_R600) {
2631 DRM_ERROR("cs ioctl valid only for R6XX & R7XX in legacy mode\n");
2632 return -EINVAL;
2633 }
2634 mutex_lock(&dev_priv->cs_mutex);
2635 /* get ib */
2636 r = r600_ib_get(dev, fpriv, &buf);
2637 if (r) {
2638 DRM_ERROR("ib_get failed\n");
2639 goto out;
2640 }
2641 ib = dev->agp_buffer_map->handle + buf->offset;
2642 /* now parse command stream */
2643 r = r600_cs_legacy(dev, data, fpriv, family, ib, &l);
2644 if (r) {
2645 goto out;
2646 }
2647
2648 out:
2649 r600_ib_free(dev, buf, fpriv, l, r);
2650 /* emit cs id sequence */
2651 r600_cs_id_emit(dev_priv, &cs_id);
2652 cs->cs_id = cs_id;
2653 mutex_unlock(&dev_priv->cs_mutex);
2654 return r;
2655 }
2656
2657 void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size)
2658 {
2659 struct drm_radeon_private *dev_priv = dev->dev_private;
2660
2661 *npipes = dev_priv->r600_npipes;
2662 *nbanks = dev_priv->r600_nbanks;
2663 *group_size = dev_priv->r600_group_size;
2664 }