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Add linux-next specific files for 20110831
[linux-2.6/next.git] / drivers / gpu / drm / radeon / r600_cp.c
blob45fd592f9606c0ee651631e2ce72656e733a7331
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 "drmP.h"
30 #include "drm.h"
31 #include "radeon_drm.h"
32 #include "radeon_drv.h"
33
34 #define PFP_UCODE_SIZE 576
35 #define PM4_UCODE_SIZE 1792
36 #define R700_PFP_UCODE_SIZE 848
37 #define R700_PM4_UCODE_SIZE 1360
38
39 /* Firmware Names */
40 MODULE_FIRMWARE("radeon/R600_pfp.bin");
41 MODULE_FIRMWARE("radeon/R600_me.bin");
42 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
43 MODULE_FIRMWARE("radeon/RV610_me.bin");
44 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
45 MODULE_FIRMWARE("radeon/RV630_me.bin");
46 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
47 MODULE_FIRMWARE("radeon/RV620_me.bin");
48 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
49 MODULE_FIRMWARE("radeon/RV635_me.bin");
50 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
51 MODULE_FIRMWARE("radeon/RV670_me.bin");
52 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
53 MODULE_FIRMWARE("radeon/RS780_me.bin");
54 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
55 MODULE_FIRMWARE("radeon/RV770_me.bin");
56 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
57 MODULE_FIRMWARE("radeon/RV730_me.bin");
58 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
59 MODULE_FIRMWARE("radeon/RV710_me.bin");
60
61
62 int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
63 unsigned family, u32 *ib, int *l);
64 void r600_cs_legacy_init(void);
65
66
67 # define ATI_PCIGART_PAGE_SIZE 4096 /**< PCI GART page size */
68 # define ATI_PCIGART_PAGE_MASK (~(ATI_PCIGART_PAGE_SIZE-1))
69
70 #define R600_PTE_VALID (1 << 0)
71 #define R600_PTE_SYSTEM (1 << 1)
72 #define R600_PTE_SNOOPED (1 << 2)
73 #define R600_PTE_READABLE (1 << 5)
74 #define R600_PTE_WRITEABLE (1 << 6)
75
76 /* MAX values used for gfx init */
77 #define R6XX_MAX_SH_GPRS 256
78 #define R6XX_MAX_TEMP_GPRS 16
79 #define R6XX_MAX_SH_THREADS 256
80 #define R6XX_MAX_SH_STACK_ENTRIES 4096
81 #define R6XX_MAX_BACKENDS 8
82 #define R6XX_MAX_BACKENDS_MASK 0xff
83 #define R6XX_MAX_SIMDS 8
84 #define R6XX_MAX_SIMDS_MASK 0xff
85 #define R6XX_MAX_PIPES 8
86 #define R6XX_MAX_PIPES_MASK 0xff
87
88 #define R7XX_MAX_SH_GPRS 256
89 #define R7XX_MAX_TEMP_GPRS 16
90 #define R7XX_MAX_SH_THREADS 256
91 #define R7XX_MAX_SH_STACK_ENTRIES 4096
92 #define R7XX_MAX_BACKENDS 8
93 #define R7XX_MAX_BACKENDS_MASK 0xff
94 #define R7XX_MAX_SIMDS 16
95 #define R7XX_MAX_SIMDS_MASK 0xffff
96 #define R7XX_MAX_PIPES 8
97 #define R7XX_MAX_PIPES_MASK 0xff
98
99 static int r600_do_wait_for_fifo(drm_radeon_private_t *dev_priv, int entries)
100 {
101 int i;
102
103 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
104
105 for (i = 0; i < dev_priv->usec_timeout; i++) {
106 int slots;
107 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)
108 slots = (RADEON_READ(R600_GRBM_STATUS)
109 & R700_CMDFIFO_AVAIL_MASK);
110 else
111 slots = (RADEON_READ(R600_GRBM_STATUS)
112 & R600_CMDFIFO_AVAIL_MASK);
113 if (slots >= entries)
114 return 0;
115 DRM_UDELAY(1);
116 }
117 DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n",
118 RADEON_READ(R600_GRBM_STATUS),
119 RADEON_READ(R600_GRBM_STATUS2));
120
121 return -EBUSY;
122 }
123
124 static int r600_do_wait_for_idle(drm_radeon_private_t *dev_priv)
125 {
126 int i, ret;
127
128 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
129
130 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)
131 ret = r600_do_wait_for_fifo(dev_priv, 8);
132 else
133 ret = r600_do_wait_for_fifo(dev_priv, 16);
134 if (ret)
135 return ret;
136 for (i = 0; i < dev_priv->usec_timeout; i++) {
137 if (!(RADEON_READ(R600_GRBM_STATUS) & R600_GUI_ACTIVE))
138 return 0;
139 DRM_UDELAY(1);
140 }
141 DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n",
142 RADEON_READ(R600_GRBM_STATUS),
143 RADEON_READ(R600_GRBM_STATUS2));
144
145 return -EBUSY;
146 }
147
148 void r600_page_table_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info)
149 {
150 struct drm_sg_mem *entry = dev->sg;
151 int max_pages;
152 int pages;
153 int i;
154
155 if (!entry)
156 return;
157
158 if (gart_info->bus_addr) {
159 max_pages = (gart_info->table_size / sizeof(u64));
160 pages = (entry->pages <= max_pages)
161 ? entry->pages : max_pages;
162
163 for (i = 0; i < pages; i++) {
164 if (!entry->busaddr[i])
165 break;
166 pci_unmap_page(dev->pdev, entry->busaddr[i],
167 PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
168 }
169 if (gart_info->gart_table_location == DRM_ATI_GART_MAIN)
170 gart_info->bus_addr = 0;
171 }
172 }
173
174 /* R600 has page table setup */
175 int r600_page_table_init(struct drm_device *dev)
176 {
177 drm_radeon_private_t *dev_priv = dev->dev_private;
178 struct drm_ati_pcigart_info *gart_info = &dev_priv->gart_info;
179 struct drm_local_map *map = &gart_info->mapping;
180 struct drm_sg_mem *entry = dev->sg;
181 int ret = 0;
182 int i, j;
183 int pages;
184 u64 page_base;
185 dma_addr_t entry_addr;
186 int max_ati_pages, max_real_pages, gart_idx;
187
188 /* okay page table is available - lets rock */
189 max_ati_pages = (gart_info->table_size / sizeof(u64));
190 max_real_pages = max_ati_pages / (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE);
191
192 pages = (entry->pages <= max_real_pages) ?
193 entry->pages : max_real_pages;
194
195 memset_io((void __iomem *)map->handle, 0, max_ati_pages * sizeof(u64));
196
197 gart_idx = 0;
198 for (i = 0; i < pages; i++) {
199 entry->busaddr[i] = pci_map_page(dev->pdev,
200 entry->pagelist[i], 0,
201 PAGE_SIZE,
202 PCI_DMA_BIDIRECTIONAL);
203 if (pci_dma_mapping_error(dev->pdev, entry->busaddr[i])) {
204 DRM_ERROR("unable to map PCIGART pages!\n");
205 r600_page_table_cleanup(dev, gart_info);
206 goto done;
207 }
208 entry_addr = entry->busaddr[i];
209 for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
210 page_base = (u64) entry_addr & ATI_PCIGART_PAGE_MASK;
211 page_base |= R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED;
212 page_base |= R600_PTE_READABLE | R600_PTE_WRITEABLE;
213
214 DRM_WRITE64(map, gart_idx * sizeof(u64), page_base);
215
216 gart_idx++;
217
218 if ((i % 128) == 0)
219 DRM_DEBUG("page entry %d: 0x%016llx\n",
220 i, (unsigned long long)page_base);
221 entry_addr += ATI_PCIGART_PAGE_SIZE;
222 }
223 }
224 ret = 1;
225 done:
226 return ret;
227 }
228
229 static void r600_vm_flush_gart_range(struct drm_device *dev)
230 {
231 drm_radeon_private_t *dev_priv = dev->dev_private;
232 u32 resp, countdown = 1000;
233 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_LOW_ADDR, dev_priv->gart_vm_start >> 12);
234 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
235 RADEON_WRITE(R600_VM_CONTEXT0_REQUEST_RESPONSE, 2);
236
237 do {
238 resp = RADEON_READ(R600_VM_CONTEXT0_REQUEST_RESPONSE);
239 countdown--;
240 DRM_UDELAY(1);
241 } while (((resp & 0xf0) == 0) && countdown);
242 }
243
244 static void r600_vm_init(struct drm_device *dev)
245 {
246 drm_radeon_private_t *dev_priv = dev->dev_private;
247 /* initialise the VM to use the page table we constructed up there */
248 u32 vm_c0, i;
249 u32 mc_rd_a;
250 u32 vm_l2_cntl, vm_l2_cntl3;
251 /* okay set up the PCIE aperture type thingo */
252 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12);
253 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
254 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
255
256 /* setup MC RD a */
257 mc_rd_a = R600_MCD_L1_TLB | R600_MCD_L1_FRAG_PROC | R600_MCD_SYSTEM_ACCESS_MODE_IN_SYS |
258 R600_MCD_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | R600_MCD_EFFECTIVE_L1_TLB_SIZE(5) |
259 R600_MCD_EFFECTIVE_L1_QUEUE_SIZE(5) | R600_MCD_WAIT_L2_QUERY;
260
261 RADEON_WRITE(R600_MCD_RD_A_CNTL, mc_rd_a);
262 RADEON_WRITE(R600_MCD_RD_B_CNTL, mc_rd_a);
263
264 RADEON_WRITE(R600_MCD_WR_A_CNTL, mc_rd_a);
265 RADEON_WRITE(R600_MCD_WR_B_CNTL, mc_rd_a);
266
267 RADEON_WRITE(R600_MCD_RD_GFX_CNTL, mc_rd_a);
268 RADEON_WRITE(R600_MCD_WR_GFX_CNTL, mc_rd_a);
269
270 RADEON_WRITE(R600_MCD_RD_SYS_CNTL, mc_rd_a);
271 RADEON_WRITE(R600_MCD_WR_SYS_CNTL, mc_rd_a);
272
273 RADEON_WRITE(R600_MCD_RD_HDP_CNTL, mc_rd_a | R600_MCD_L1_STRICT_ORDERING);
274 RADEON_WRITE(R600_MCD_WR_HDP_CNTL, mc_rd_a /*| R600_MCD_L1_STRICT_ORDERING*/);
275
276 RADEON_WRITE(R600_MCD_RD_PDMA_CNTL, mc_rd_a);
277 RADEON_WRITE(R600_MCD_WR_PDMA_CNTL, mc_rd_a);
278
279 RADEON_WRITE(R600_MCD_RD_SEM_CNTL, mc_rd_a | R600_MCD_SEMAPHORE_MODE);
280 RADEON_WRITE(R600_MCD_WR_SEM_CNTL, mc_rd_a);
281
282 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W;
283 vm_l2_cntl |= R600_VM_L2_CNTL_QUEUE_SIZE(7);
284 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl);
285
286 RADEON_WRITE(R600_VM_L2_CNTL2, 0);
287 vm_l2_cntl3 = (R600_VM_L2_CNTL3_BANK_SELECT_0(0) |
288 R600_VM_L2_CNTL3_BANK_SELECT_1(1) |
289 R600_VM_L2_CNTL3_CACHE_UPDATE_MODE(2));
290 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3);
291
292 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT;
293
294 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0);
295
296 vm_c0 &= ~R600_VM_ENABLE_CONTEXT;
297
298 /* disable all other contexts */
299 for (i = 1; i < 8; i++)
300 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0);
301
302 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12);
303 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12);
304 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
305
306 r600_vm_flush_gart_range(dev);
307 }
308
309 static int r600_cp_init_microcode(drm_radeon_private_t *dev_priv)
310 {
311 struct platform_device *pdev;
312 const char *chip_name;
313 size_t pfp_req_size, me_req_size;
314 char fw_name[30];
315 int err;
316
317 pdev = platform_device_register_simple("r600_cp", 0, NULL, 0);
318 err = IS_ERR(pdev);
319 if (err) {
320 printk(KERN_ERR "r600_cp: Failed to register firmware\n");
321 return -EINVAL;
322 }
323
324 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
325 case CHIP_R600: chip_name = "R600"; break;
326 case CHIP_RV610: chip_name = "RV610"; break;
327 case CHIP_RV630: chip_name = "RV630"; break;
328 case CHIP_RV620: chip_name = "RV620"; break;
329 case CHIP_RV635: chip_name = "RV635"; break;
330 case CHIP_RV670: chip_name = "RV670"; break;
331 case CHIP_RS780:
332 case CHIP_RS880: chip_name = "RS780"; break;
333 case CHIP_RV770: chip_name = "RV770"; break;
334 case CHIP_RV730:
335 case CHIP_RV740: chip_name = "RV730"; break;
336 case CHIP_RV710: chip_name = "RV710"; break;
337 default: BUG();
338 }
339
340 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) {
341 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
342 me_req_size = R700_PM4_UCODE_SIZE * 4;
343 } else {
344 pfp_req_size = PFP_UCODE_SIZE * 4;
345 me_req_size = PM4_UCODE_SIZE * 12;
346 }
347
348 DRM_INFO("Loading %s CP Microcode\n", chip_name);
349
350 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
351 err = request_firmware(&dev_priv->pfp_fw, fw_name, &pdev->dev);
352 if (err)
353 goto out;
354 if (dev_priv->pfp_fw->size != pfp_req_size) {
355 printk(KERN_ERR
356 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
357 dev_priv->pfp_fw->size, fw_name);
358 err = -EINVAL;
359 goto out;
360 }
361
362 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
363 err = request_firmware(&dev_priv->me_fw, fw_name, &pdev->dev);
364 if (err)
365 goto out;
366 if (dev_priv->me_fw->size != me_req_size) {
367 printk(KERN_ERR
368 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
369 dev_priv->me_fw->size, fw_name);
370 err = -EINVAL;
371 }
372 out:
373 platform_device_unregister(pdev);
374
375 if (err) {
376 if (err != -EINVAL)
377 printk(KERN_ERR
378 "r600_cp: Failed to load firmware \"%s\"\n",
379 fw_name);
380 release_firmware(dev_priv->pfp_fw);
381 dev_priv->pfp_fw = NULL;
382 release_firmware(dev_priv->me_fw);
383 dev_priv->me_fw = NULL;
384 }
385 return err;
386 }
387
388 static void r600_cp_load_microcode(drm_radeon_private_t *dev_priv)
389 {
390 const __be32 *fw_data;
391 int i;
392
393 if (!dev_priv->me_fw || !dev_priv->pfp_fw)
394 return;
395
396 r600_do_cp_stop(dev_priv);
397
398 RADEON_WRITE(R600_CP_RB_CNTL,
399 #ifdef __BIG_ENDIAN
400 R600_BUF_SWAP_32BIT |
401 #endif
402 R600_RB_NO_UPDATE |
403 R600_RB_BLKSZ(15) |
404 R600_RB_BUFSZ(3));
405
406 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
407 RADEON_READ(R600_GRBM_SOFT_RESET);
408 DRM_UDELAY(15000);
409 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
410
411 fw_data = (const __be32 *)dev_priv->me_fw->data;
412 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
413 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
414 RADEON_WRITE(R600_CP_ME_RAM_DATA,
415 be32_to_cpup(fw_data++));
416
417 fw_data = (const __be32 *)dev_priv->pfp_fw->data;
418 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
419 for (i = 0; i < PFP_UCODE_SIZE; i++)
420 RADEON_WRITE(R600_CP_PFP_UCODE_DATA,
421 be32_to_cpup(fw_data++));
422
423 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
424 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
425 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
426
427 }
428
429 static void r700_vm_init(struct drm_device *dev)
430 {
431 drm_radeon_private_t *dev_priv = dev->dev_private;
432 /* initialise the VM to use the page table we constructed up there */
433 u32 vm_c0, i;
434 u32 mc_vm_md_l1;
435 u32 vm_l2_cntl, vm_l2_cntl3;
436 /* okay set up the PCIE aperture type thingo */
437 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12);
438 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
439 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
440
441 mc_vm_md_l1 = R700_ENABLE_L1_TLB |
442 R700_ENABLE_L1_FRAGMENT_PROCESSING |
443 R700_SYSTEM_ACCESS_MODE_IN_SYS |
444 R700_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
445 R700_EFFECTIVE_L1_TLB_SIZE(5) |
446 R700_EFFECTIVE_L1_QUEUE_SIZE(5);
447
448 RADEON_WRITE(R700_MC_VM_MD_L1_TLB0_CNTL, mc_vm_md_l1);
449 RADEON_WRITE(R700_MC_VM_MD_L1_TLB1_CNTL, mc_vm_md_l1);
450 RADEON_WRITE(R700_MC_VM_MD_L1_TLB2_CNTL, mc_vm_md_l1);
451 RADEON_WRITE(R700_MC_VM_MB_L1_TLB0_CNTL, mc_vm_md_l1);
452 RADEON_WRITE(R700_MC_VM_MB_L1_TLB1_CNTL, mc_vm_md_l1);
453 RADEON_WRITE(R700_MC_VM_MB_L1_TLB2_CNTL, mc_vm_md_l1);
454 RADEON_WRITE(R700_MC_VM_MB_L1_TLB3_CNTL, mc_vm_md_l1);
455
456 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W;
457 vm_l2_cntl |= R700_VM_L2_CNTL_QUEUE_SIZE(7);
458 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl);
459
460 RADEON_WRITE(R600_VM_L2_CNTL2, 0);
461 vm_l2_cntl3 = R700_VM_L2_CNTL3_BANK_SELECT(0) | R700_VM_L2_CNTL3_CACHE_UPDATE_MODE(2);
462 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3);
463
464 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT;
465
466 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0);
467
468 vm_c0 &= ~R600_VM_ENABLE_CONTEXT;
469
470 /* disable all other contexts */
471 for (i = 1; i < 8; i++)
472 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0);
473
474 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12);
475 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12);
476 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
477
478 r600_vm_flush_gart_range(dev);
479 }
480
481 static void r700_cp_load_microcode(drm_radeon_private_t *dev_priv)
482 {
483 const __be32 *fw_data;
484 int i;
485
486 if (!dev_priv->me_fw || !dev_priv->pfp_fw)
487 return;
488
489 r600_do_cp_stop(dev_priv);
490
491 RADEON_WRITE(R600_CP_RB_CNTL,
492 #ifdef __BIG_ENDIAN
493 R600_BUF_SWAP_32BIT |
494 #endif
495 R600_RB_NO_UPDATE |
496 R600_RB_BLKSZ(15) |
497 R600_RB_BUFSZ(3));
498
499 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
500 RADEON_READ(R600_GRBM_SOFT_RESET);
501 DRM_UDELAY(15000);
502 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
503
504 fw_data = (const __be32 *)dev_priv->pfp_fw->data;
505 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
506 for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
507 RADEON_WRITE(R600_CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
508 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
509
510 fw_data = (const __be32 *)dev_priv->me_fw->data;
511 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
512 for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
513 RADEON_WRITE(R600_CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
514 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
515
516 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
517 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
518 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
519
520 }
521
522 static void r600_test_writeback(drm_radeon_private_t *dev_priv)
523 {
524 u32 tmp;
525
526 /* Start with assuming that writeback doesn't work */
527 dev_priv->writeback_works = 0;
528
529 /* Writeback doesn't seem to work everywhere, test it here and possibly
530 * enable it if it appears to work
531 */
532 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0);
533
534 RADEON_WRITE(R600_SCRATCH_REG1, 0xdeadbeef);
535
536 for (tmp = 0; tmp < dev_priv->usec_timeout; tmp++) {
537 u32 val;
538
539 val = radeon_read_ring_rptr(dev_priv, R600_SCRATCHOFF(1));
540 if (val == 0xdeadbeef)
541 break;
542 DRM_UDELAY(1);
543 }
544
545 if (tmp < dev_priv->usec_timeout) {
546 dev_priv->writeback_works = 1;
547 DRM_INFO("writeback test succeeded in %d usecs\n", tmp);
548 } else {
549 dev_priv->writeback_works = 0;
550 DRM_INFO("writeback test failed\n");
551 }
552 if (radeon_no_wb == 1) {
553 dev_priv->writeback_works = 0;
554 DRM_INFO("writeback forced off\n");
555 }
556
557 if (!dev_priv->writeback_works) {
558 /* Disable writeback to avoid unnecessary bus master transfer */
559 RADEON_WRITE(R600_CP_RB_CNTL,
560 #ifdef __BIG_ENDIAN
561 R600_BUF_SWAP_32BIT |
562 #endif
563 RADEON_READ(R600_CP_RB_CNTL) |
564 R600_RB_NO_UPDATE);
565 RADEON_WRITE(R600_SCRATCH_UMSK, 0);
566 }
567 }
568
569 int r600_do_engine_reset(struct drm_device *dev)
570 {
571 drm_radeon_private_t *dev_priv = dev->dev_private;
572 u32 cp_ptr, cp_me_cntl, cp_rb_cntl;
573
574 DRM_INFO("Resetting GPU\n");
575
576 cp_ptr = RADEON_READ(R600_CP_RB_WPTR);
577 cp_me_cntl = RADEON_READ(R600_CP_ME_CNTL);
578 RADEON_WRITE(R600_CP_ME_CNTL, R600_CP_ME_HALT);
579
580 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0x7fff);
581 RADEON_READ(R600_GRBM_SOFT_RESET);
582 DRM_UDELAY(50);
583 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
584 RADEON_READ(R600_GRBM_SOFT_RESET);
585
586 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0);
587 cp_rb_cntl = RADEON_READ(R600_CP_RB_CNTL);
588 RADEON_WRITE(R600_CP_RB_CNTL,
589 #ifdef __BIG_ENDIAN
590 R600_BUF_SWAP_32BIT |
591 #endif
592 R600_RB_RPTR_WR_ENA);
593
594 RADEON_WRITE(R600_CP_RB_RPTR_WR, cp_ptr);
595 RADEON_WRITE(R600_CP_RB_WPTR, cp_ptr);
596 RADEON_WRITE(R600_CP_RB_CNTL, cp_rb_cntl);
597 RADEON_WRITE(R600_CP_ME_CNTL, cp_me_cntl);
598
599 /* Reset the CP ring */
600 r600_do_cp_reset(dev_priv);
601
602 /* The CP is no longer running after an engine reset */
603 dev_priv->cp_running = 0;
604
605 /* Reset any pending vertex, indirect buffers */
606 radeon_freelist_reset(dev);
607
608 return 0;
609
610 }
611
612 static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
613 u32 num_backends,
614 u32 backend_disable_mask)
615 {
616 u32 backend_map = 0;
617 u32 enabled_backends_mask;
618 u32 enabled_backends_count;
619 u32 cur_pipe;
620 u32 swizzle_pipe[R6XX_MAX_PIPES];
621 u32 cur_backend;
622 u32 i;
623
624 if (num_tile_pipes > R6XX_MAX_PIPES)
625 num_tile_pipes = R6XX_MAX_PIPES;
626 if (num_tile_pipes < 1)
627 num_tile_pipes = 1;
628 if (num_backends > R6XX_MAX_BACKENDS)
629 num_backends = R6XX_MAX_BACKENDS;
630 if (num_backends < 1)
631 num_backends = 1;
632
633 enabled_backends_mask = 0;
634 enabled_backends_count = 0;
635 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
636 if (((backend_disable_mask >> i) & 1) == 0) {
637 enabled_backends_mask |= (1 << i);
638 ++enabled_backends_count;
639 }
640 if (enabled_backends_count == num_backends)
641 break;
642 }
643
644 if (enabled_backends_count == 0) {
645 enabled_backends_mask = 1;
646 enabled_backends_count = 1;
647 }
648
649 if (enabled_backends_count != num_backends)
650 num_backends = enabled_backends_count;
651
652 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
653 switch (num_tile_pipes) {
654 case 1:
655 swizzle_pipe[0] = 0;
656 break;
657 case 2:
658 swizzle_pipe[0] = 0;
659 swizzle_pipe[1] = 1;
660 break;
661 case 3:
662 swizzle_pipe[0] = 0;
663 swizzle_pipe[1] = 1;
664 swizzle_pipe[2] = 2;
665 break;
666 case 4:
667 swizzle_pipe[0] = 0;
668 swizzle_pipe[1] = 1;
669 swizzle_pipe[2] = 2;
670 swizzle_pipe[3] = 3;
671 break;
672 case 5:
673 swizzle_pipe[0] = 0;
674 swizzle_pipe[1] = 1;
675 swizzle_pipe[2] = 2;
676 swizzle_pipe[3] = 3;
677 swizzle_pipe[4] = 4;
678 break;
679 case 6:
680 swizzle_pipe[0] = 0;
681 swizzle_pipe[1] = 2;
682 swizzle_pipe[2] = 4;
683 swizzle_pipe[3] = 5;
684 swizzle_pipe[4] = 1;
685 swizzle_pipe[5] = 3;
686 break;
687 case 7:
688 swizzle_pipe[0] = 0;
689 swizzle_pipe[1] = 2;
690 swizzle_pipe[2] = 4;
691 swizzle_pipe[3] = 6;
692 swizzle_pipe[4] = 1;
693 swizzle_pipe[5] = 3;
694 swizzle_pipe[6] = 5;
695 break;
696 case 8:
697 swizzle_pipe[0] = 0;
698 swizzle_pipe[1] = 2;
699 swizzle_pipe[2] = 4;
700 swizzle_pipe[3] = 6;
701 swizzle_pipe[4] = 1;
702 swizzle_pipe[5] = 3;
703 swizzle_pipe[6] = 5;
704 swizzle_pipe[7] = 7;
705 break;
706 }
707
708 cur_backend = 0;
709 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
710 while (((1 << cur_backend) & enabled_backends_mask) == 0)
711 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
712
713 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
714
715 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
716 }
717
718 return backend_map;
719 }
720
721 static int r600_count_pipe_bits(uint32_t val)
722 {
723 int i, ret = 0;
724 for (i = 0; i < 32; i++) {
725 ret += val & 1;
726 val >>= 1;
727 }
728 return ret;
729 }
730
731 static void r600_gfx_init(struct drm_device *dev,
732 drm_radeon_private_t *dev_priv)
733 {
734 int i, j, num_qd_pipes;
735 u32 sx_debug_1;
736 u32 tc_cntl;
737 u32 arb_pop;
738 u32 num_gs_verts_per_thread;
739 u32 vgt_gs_per_es;
740 u32 gs_prim_buffer_depth = 0;
741 u32 sq_ms_fifo_sizes;
742 u32 sq_config;
743 u32 sq_gpr_resource_mgmt_1 = 0;
744 u32 sq_gpr_resource_mgmt_2 = 0;
745 u32 sq_thread_resource_mgmt = 0;
746 u32 sq_stack_resource_mgmt_1 = 0;
747 u32 sq_stack_resource_mgmt_2 = 0;
748 u32 hdp_host_path_cntl;
749 u32 backend_map;
750 u32 gb_tiling_config = 0;
751 u32 cc_rb_backend_disable;
752 u32 cc_gc_shader_pipe_config;
753 u32 ramcfg;
754
755 /* setup chip specs */
756 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
757 case CHIP_R600:
758 dev_priv->r600_max_pipes = 4;
759 dev_priv->r600_max_tile_pipes = 8;
760 dev_priv->r600_max_simds = 4;
761 dev_priv->r600_max_backends = 4;
762 dev_priv->r600_max_gprs = 256;
763 dev_priv->r600_max_threads = 192;
764 dev_priv->r600_max_stack_entries = 256;
765 dev_priv->r600_max_hw_contexts = 8;
766 dev_priv->r600_max_gs_threads = 16;
767 dev_priv->r600_sx_max_export_size = 128;
768 dev_priv->r600_sx_max_export_pos_size = 16;
769 dev_priv->r600_sx_max_export_smx_size = 128;
770 dev_priv->r600_sq_num_cf_insts = 2;
771 break;
772 case CHIP_RV630:
773 case CHIP_RV635:
774 dev_priv->r600_max_pipes = 2;
775 dev_priv->r600_max_tile_pipes = 2;
776 dev_priv->r600_max_simds = 3;
777 dev_priv->r600_max_backends = 1;
778 dev_priv->r600_max_gprs = 128;
779 dev_priv->r600_max_threads = 192;
780 dev_priv->r600_max_stack_entries = 128;
781 dev_priv->r600_max_hw_contexts = 8;
782 dev_priv->r600_max_gs_threads = 4;
783 dev_priv->r600_sx_max_export_size = 128;
784 dev_priv->r600_sx_max_export_pos_size = 16;
785 dev_priv->r600_sx_max_export_smx_size = 128;
786 dev_priv->r600_sq_num_cf_insts = 2;
787 break;
788 case CHIP_RV610:
789 case CHIP_RS780:
790 case CHIP_RS880:
791 case CHIP_RV620:
792 dev_priv->r600_max_pipes = 1;
793 dev_priv->r600_max_tile_pipes = 1;
794 dev_priv->r600_max_simds = 2;
795 dev_priv->r600_max_backends = 1;
796 dev_priv->r600_max_gprs = 128;
797 dev_priv->r600_max_threads = 192;
798 dev_priv->r600_max_stack_entries = 128;
799 dev_priv->r600_max_hw_contexts = 4;
800 dev_priv->r600_max_gs_threads = 4;
801 dev_priv->r600_sx_max_export_size = 128;
802 dev_priv->r600_sx_max_export_pos_size = 16;
803 dev_priv->r600_sx_max_export_smx_size = 128;
804 dev_priv->r600_sq_num_cf_insts = 1;
805 break;
806 case CHIP_RV670:
807 dev_priv->r600_max_pipes = 4;
808 dev_priv->r600_max_tile_pipes = 4;
809 dev_priv->r600_max_simds = 4;
810 dev_priv->r600_max_backends = 4;
811 dev_priv->r600_max_gprs = 192;
812 dev_priv->r600_max_threads = 192;
813 dev_priv->r600_max_stack_entries = 256;
814 dev_priv->r600_max_hw_contexts = 8;
815 dev_priv->r600_max_gs_threads = 16;
816 dev_priv->r600_sx_max_export_size = 128;
817 dev_priv->r600_sx_max_export_pos_size = 16;
818 dev_priv->r600_sx_max_export_smx_size = 128;
819 dev_priv->r600_sq_num_cf_insts = 2;
820 break;
821 default:
822 break;
823 }
824
825 /* Initialize HDP */
826 j = 0;
827 for (i = 0; i < 32; i++) {
828 RADEON_WRITE((0x2c14 + j), 0x00000000);
829 RADEON_WRITE((0x2c18 + j), 0x00000000);
830 RADEON_WRITE((0x2c1c + j), 0x00000000);
831 RADEON_WRITE((0x2c20 + j), 0x00000000);
832 RADEON_WRITE((0x2c24 + j), 0x00000000);
833 j += 0x18;
834 }
835
836 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff));
837
838 /* setup tiling, simd, pipe config */
839 ramcfg = RADEON_READ(R600_RAMCFG);
840
841 switch (dev_priv->r600_max_tile_pipes) {
842 case 1:
843 gb_tiling_config |= R600_PIPE_TILING(0);
844 break;
845 case 2:
846 gb_tiling_config |= R600_PIPE_TILING(1);
847 break;
848 case 4:
849 gb_tiling_config |= R600_PIPE_TILING(2);
850 break;
851 case 8:
852 gb_tiling_config |= R600_PIPE_TILING(3);
853 break;
854 default:
855 break;
856 }
857
858 gb_tiling_config |= R600_BANK_TILING((ramcfg >> R600_NOOFBANK_SHIFT) & R600_NOOFBANK_MASK);
859
860 gb_tiling_config |= R600_GROUP_SIZE(0);
861
862 if (((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK) > 3) {
863 gb_tiling_config |= R600_ROW_TILING(3);
864 gb_tiling_config |= R600_SAMPLE_SPLIT(3);
865 } else {
866 gb_tiling_config |=
867 R600_ROW_TILING(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK));
868 gb_tiling_config |=
869 R600_SAMPLE_SPLIT(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK));
870 }
871
872 gb_tiling_config |= R600_BANK_SWAPS(1);
873
874 cc_rb_backend_disable = RADEON_READ(R600_CC_RB_BACKEND_DISABLE) & 0x00ff0000;
875 cc_rb_backend_disable |=
876 R600_BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R6XX_MAX_BACKENDS_MASK);
877
878 cc_gc_shader_pipe_config = RADEON_READ(R600_CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
879 cc_gc_shader_pipe_config |=
880 R600_INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R6XX_MAX_PIPES_MASK);
881 cc_gc_shader_pipe_config |=
882 R600_INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R6XX_MAX_SIMDS_MASK);
883
884 backend_map = r600_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
885 (R6XX_MAX_BACKENDS -
886 r600_count_pipe_bits((cc_rb_backend_disable &
887 R6XX_MAX_BACKENDS_MASK) >> 16)),
888 (cc_rb_backend_disable >> 16));
889 gb_tiling_config |= R600_BACKEND_MAP(backend_map);
890
891 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
892 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
893 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
894 if (gb_tiling_config & 0xc0) {
895 dev_priv->r600_group_size = 512;
896 } else {
897 dev_priv->r600_group_size = 256;
898 }
899 dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
900 if (gb_tiling_config & 0x30) {
901 dev_priv->r600_nbanks = 8;
902 } else {
903 dev_priv->r600_nbanks = 4;
904 }
905
906 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
907 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
908 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
909
910 num_qd_pipes =
911 R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK) >> 8);
912 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK);
913 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK);
914
915 /* set HW defaults for 3D engine */
916 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) |
917 R600_ROQ_IB2_START(0x2b)));
918
919 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, (R600_MEQ_END(0x40) |
920 R600_ROQ_END(0x40)));
921
922 RADEON_WRITE(R600_TA_CNTL_AUX, (R600_DISABLE_CUBE_ANISO |
923 R600_SYNC_GRADIENT |
924 R600_SYNC_WALKER |
925 R600_SYNC_ALIGNER));
926
927 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670)
928 RADEON_WRITE(R600_ARB_GDEC_RD_CNTL, 0x00000021);
929
930 sx_debug_1 = RADEON_READ(R600_SX_DEBUG_1);
931 sx_debug_1 |= R600_SMX_EVENT_RELEASE;
932 if (((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_R600))
933 sx_debug_1 |= R600_ENABLE_NEW_SMX_ADDRESS;
934 RADEON_WRITE(R600_SX_DEBUG_1, sx_debug_1);
935
936 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) ||
937 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) ||
938 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
939 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
940 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
941 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880))
942 RADEON_WRITE(R600_DB_DEBUG, R600_PREZ_MUST_WAIT_FOR_POSTZ_DONE);
943 else
944 RADEON_WRITE(R600_DB_DEBUG, 0);
945
946 RADEON_WRITE(R600_DB_WATERMARKS, (R600_DEPTH_FREE(4) |
947 R600_DEPTH_FLUSH(16) |
948 R600_DEPTH_PENDING_FREE(4) |
949 R600_DEPTH_CACHELINE_FREE(16)));
950 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
951 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 0);
952
953 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0));
954 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(0));
955
956 sq_ms_fifo_sizes = RADEON_READ(R600_SQ_MS_FIFO_SIZES);
957 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
958 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
959 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
960 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) {
961 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(0xa) |
962 R600_FETCH_FIFO_HIWATER(0xa) |
963 R600_DONE_FIFO_HIWATER(0xe0) |
964 R600_ALU_UPDATE_FIFO_HIWATER(0x8));
965 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) ||
966 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630)) {
967 sq_ms_fifo_sizes &= ~R600_DONE_FIFO_HIWATER(0xff);
968 sq_ms_fifo_sizes |= R600_DONE_FIFO_HIWATER(0x4);
969 }
970 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
971
972 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
973 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
974 */
975 sq_config = RADEON_READ(R600_SQ_CONFIG);
976 sq_config &= ~(R600_PS_PRIO(3) |
977 R600_VS_PRIO(3) |
978 R600_GS_PRIO(3) |
979 R600_ES_PRIO(3));
980 sq_config |= (R600_DX9_CONSTS |
981 R600_VC_ENABLE |
982 R600_PS_PRIO(0) |
983 R600_VS_PRIO(1) |
984 R600_GS_PRIO(2) |
985 R600_ES_PRIO(3));
986
987 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) {
988 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(124) |
989 R600_NUM_VS_GPRS(124) |
990 R600_NUM_CLAUSE_TEMP_GPRS(4));
991 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(0) |
992 R600_NUM_ES_GPRS(0));
993 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(136) |
994 R600_NUM_VS_THREADS(48) |
995 R600_NUM_GS_THREADS(4) |
996 R600_NUM_ES_THREADS(4));
997 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(128) |
998 R600_NUM_VS_STACK_ENTRIES(128));
999 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(0) |
1000 R600_NUM_ES_STACK_ENTRIES(0));
1001 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
1002 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
1003 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
1004 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) {
1005 /* no vertex cache */
1006 sq_config &= ~R600_VC_ENABLE;
1007
1008 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1009 R600_NUM_VS_GPRS(44) |
1010 R600_NUM_CLAUSE_TEMP_GPRS(2));
1011 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) |
1012 R600_NUM_ES_GPRS(17));
1013 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1014 R600_NUM_VS_THREADS(78) |
1015 R600_NUM_GS_THREADS(4) |
1016 R600_NUM_ES_THREADS(31));
1017 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) |
1018 R600_NUM_VS_STACK_ENTRIES(40));
1019 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) |
1020 R600_NUM_ES_STACK_ENTRIES(16));
1021 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) ||
1022 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV635)) {
1023 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1024 R600_NUM_VS_GPRS(44) |
1025 R600_NUM_CLAUSE_TEMP_GPRS(2));
1026 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(18) |
1027 R600_NUM_ES_GPRS(18));
1028 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1029 R600_NUM_VS_THREADS(78) |
1030 R600_NUM_GS_THREADS(4) |
1031 R600_NUM_ES_THREADS(31));
1032 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) |
1033 R600_NUM_VS_STACK_ENTRIES(40));
1034 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) |
1035 R600_NUM_ES_STACK_ENTRIES(16));
1036 } else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670) {
1037 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1038 R600_NUM_VS_GPRS(44) |
1039 R600_NUM_CLAUSE_TEMP_GPRS(2));
1040 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) |
1041 R600_NUM_ES_GPRS(17));
1042 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1043 R600_NUM_VS_THREADS(78) |
1044 R600_NUM_GS_THREADS(4) |
1045 R600_NUM_ES_THREADS(31));
1046 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(64) |
1047 R600_NUM_VS_STACK_ENTRIES(64));
1048 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(64) |
1049 R600_NUM_ES_STACK_ENTRIES(64));
1050 }
1051
1052 RADEON_WRITE(R600_SQ_CONFIG, sq_config);
1053 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
1054 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
1055 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1056 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
1057 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
1058
1059 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
1060 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
1061 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
1062 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880))
1063 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_TC_ONLY));
1064 else
1065 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_VC_AND_TC));
1066
1067 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_2S, (R600_S0_X(0xc) |
1068 R600_S0_Y(0x4) |
1069 R600_S1_X(0x4) |
1070 R600_S1_Y(0xc)));
1071 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_4S, (R600_S0_X(0xe) |
1072 R600_S0_Y(0xe) |
1073 R600_S1_X(0x2) |
1074 R600_S1_Y(0x2) |
1075 R600_S2_X(0xa) |
1076 R600_S2_Y(0x6) |
1077 R600_S3_X(0x6) |
1078 R600_S3_Y(0xa)));
1079 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD0, (R600_S0_X(0xe) |
1080 R600_S0_Y(0xb) |
1081 R600_S1_X(0x4) |
1082 R600_S1_Y(0xc) |
1083 R600_S2_X(0x1) |
1084 R600_S2_Y(0x6) |
1085 R600_S3_X(0xa) |
1086 R600_S3_Y(0xe)));
1087 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD1, (R600_S4_X(0x6) |
1088 R600_S4_Y(0x1) |
1089 R600_S5_X(0x0) |
1090 R600_S5_Y(0x0) |
1091 R600_S6_X(0xb) |
1092 R600_S6_Y(0x4) |
1093 R600_S7_X(0x7) |
1094 R600_S7_Y(0x8)));
1095
1096
1097 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1098 case CHIP_R600:
1099 case CHIP_RV630:
1100 case CHIP_RV635:
1101 gs_prim_buffer_depth = 0;
1102 break;
1103 case CHIP_RV610:
1104 case CHIP_RS780:
1105 case CHIP_RS880:
1106 case CHIP_RV620:
1107 gs_prim_buffer_depth = 32;
1108 break;
1109 case CHIP_RV670:
1110 gs_prim_buffer_depth = 128;
1111 break;
1112 default:
1113 break;
1114 }
1115
1116 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16;
1117 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
1118 /* Max value for this is 256 */
1119 if (vgt_gs_per_es > 256)
1120 vgt_gs_per_es = 256;
1121
1122 RADEON_WRITE(R600_VGT_ES_PER_GS, 128);
1123 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es);
1124 RADEON_WRITE(R600_VGT_GS_PER_VS, 2);
1125 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16);
1126
1127 /* more default values. 2D/3D driver should adjust as needed */
1128 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0);
1129 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0);
1130 RADEON_WRITE(R600_SX_MISC, 0);
1131 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0);
1132 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0);
1133 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0);
1134 RADEON_WRITE(R600_SPI_INPUT_Z, 0);
1135 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2));
1136 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0);
1137
1138 /* clear render buffer base addresses */
1139 RADEON_WRITE(R600_CB_COLOR0_BASE, 0);
1140 RADEON_WRITE(R600_CB_COLOR1_BASE, 0);
1141 RADEON_WRITE(R600_CB_COLOR2_BASE, 0);
1142 RADEON_WRITE(R600_CB_COLOR3_BASE, 0);
1143 RADEON_WRITE(R600_CB_COLOR4_BASE, 0);
1144 RADEON_WRITE(R600_CB_COLOR5_BASE, 0);
1145 RADEON_WRITE(R600_CB_COLOR6_BASE, 0);
1146 RADEON_WRITE(R600_CB_COLOR7_BASE, 0);
1147
1148 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1149 case CHIP_RV610:
1150 case CHIP_RS780:
1151 case CHIP_RS880:
1152 case CHIP_RV620:
1153 tc_cntl = R600_TC_L2_SIZE(8);
1154 break;
1155 case CHIP_RV630:
1156 case CHIP_RV635:
1157 tc_cntl = R600_TC_L2_SIZE(4);
1158 break;
1159 case CHIP_R600:
1160 tc_cntl = R600_TC_L2_SIZE(0) | R600_L2_DISABLE_LATE_HIT;
1161 break;
1162 default:
1163 tc_cntl = R600_TC_L2_SIZE(0);
1164 break;
1165 }
1166
1167 RADEON_WRITE(R600_TC_CNTL, tc_cntl);
1168
1169 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL);
1170 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1171
1172 arb_pop = RADEON_READ(R600_ARB_POP);
1173 arb_pop |= R600_ENABLE_TC128;
1174 RADEON_WRITE(R600_ARB_POP, arb_pop);
1175
1176 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1177 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA |
1178 R600_NUM_CLIP_SEQ(3)));
1179 RADEON_WRITE(R600_PA_SC_ENHANCE, R600_FORCE_EOV_MAX_CLK_CNT(4095));
1180
1181 }
1182
1183 static u32 r700_get_tile_pipe_to_backend_map(drm_radeon_private_t *dev_priv,
1184 u32 num_tile_pipes,
1185 u32 num_backends,
1186 u32 backend_disable_mask)
1187 {
1188 u32 backend_map = 0;
1189 u32 enabled_backends_mask;
1190 u32 enabled_backends_count;
1191 u32 cur_pipe;
1192 u32 swizzle_pipe[R7XX_MAX_PIPES];
1193 u32 cur_backend;
1194 u32 i;
1195 bool force_no_swizzle;
1196
1197 if (num_tile_pipes > R7XX_MAX_PIPES)
1198 num_tile_pipes = R7XX_MAX_PIPES;
1199 if (num_tile_pipes < 1)
1200 num_tile_pipes = 1;
1201 if (num_backends > R7XX_MAX_BACKENDS)
1202 num_backends = R7XX_MAX_BACKENDS;
1203 if (num_backends < 1)
1204 num_backends = 1;
1205
1206 enabled_backends_mask = 0;
1207 enabled_backends_count = 0;
1208 for (i = 0; i < R7XX_MAX_BACKENDS; ++i) {
1209 if (((backend_disable_mask >> i) & 1) == 0) {
1210 enabled_backends_mask |= (1 << i);
1211 ++enabled_backends_count;
1212 }
1213 if (enabled_backends_count == num_backends)
1214 break;
1215 }
1216
1217 if (enabled_backends_count == 0) {
1218 enabled_backends_mask = 1;
1219 enabled_backends_count = 1;
1220 }
1221
1222 if (enabled_backends_count != num_backends)
1223 num_backends = enabled_backends_count;
1224
1225 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1226 case CHIP_RV770:
1227 case CHIP_RV730:
1228 force_no_swizzle = false;
1229 break;
1230 case CHIP_RV710:
1231 case CHIP_RV740:
1232 default:
1233 force_no_swizzle = true;
1234 break;
1235 }
1236
1237 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R7XX_MAX_PIPES);
1238 switch (num_tile_pipes) {
1239 case 1:
1240 swizzle_pipe[0] = 0;
1241 break;
1242 case 2:
1243 swizzle_pipe[0] = 0;
1244 swizzle_pipe[1] = 1;
1245 break;
1246 case 3:
1247 if (force_no_swizzle) {
1248 swizzle_pipe[0] = 0;
1249 swizzle_pipe[1] = 1;
1250 swizzle_pipe[2] = 2;
1251 } else {
1252 swizzle_pipe[0] = 0;
1253 swizzle_pipe[1] = 2;
1254 swizzle_pipe[2] = 1;
1255 }
1256 break;
1257 case 4:
1258 if (force_no_swizzle) {
1259 swizzle_pipe[0] = 0;
1260 swizzle_pipe[1] = 1;
1261 swizzle_pipe[2] = 2;
1262 swizzle_pipe[3] = 3;
1263 } else {
1264 swizzle_pipe[0] = 0;
1265 swizzle_pipe[1] = 2;
1266 swizzle_pipe[2] = 3;
1267 swizzle_pipe[3] = 1;
1268 }
1269 break;
1270 case 5:
1271 if (force_no_swizzle) {
1272 swizzle_pipe[0] = 0;
1273 swizzle_pipe[1] = 1;
1274 swizzle_pipe[2] = 2;
1275 swizzle_pipe[3] = 3;
1276 swizzle_pipe[4] = 4;
1277 } else {
1278 swizzle_pipe[0] = 0;
1279 swizzle_pipe[1] = 2;
1280 swizzle_pipe[2] = 4;
1281 swizzle_pipe[3] = 1;
1282 swizzle_pipe[4] = 3;
1283 }
1284 break;
1285 case 6:
1286 if (force_no_swizzle) {
1287 swizzle_pipe[0] = 0;
1288 swizzle_pipe[1] = 1;
1289 swizzle_pipe[2] = 2;
1290 swizzle_pipe[3] = 3;
1291 swizzle_pipe[4] = 4;
1292 swizzle_pipe[5] = 5;
1293 } else {
1294 swizzle_pipe[0] = 0;
1295 swizzle_pipe[1] = 2;
1296 swizzle_pipe[2] = 4;
1297 swizzle_pipe[3] = 5;
1298 swizzle_pipe[4] = 3;
1299 swizzle_pipe[5] = 1;
1300 }
1301 break;
1302 case 7:
1303 if (force_no_swizzle) {
1304 swizzle_pipe[0] = 0;
1305 swizzle_pipe[1] = 1;
1306 swizzle_pipe[2] = 2;
1307 swizzle_pipe[3] = 3;
1308 swizzle_pipe[4] = 4;
1309 swizzle_pipe[5] = 5;
1310 swizzle_pipe[6] = 6;
1311 } else {
1312 swizzle_pipe[0] = 0;
1313 swizzle_pipe[1] = 2;
1314 swizzle_pipe[2] = 4;
1315 swizzle_pipe[3] = 6;
1316 swizzle_pipe[4] = 3;
1317 swizzle_pipe[5] = 1;
1318 swizzle_pipe[6] = 5;
1319 }
1320 break;
1321 case 8:
1322 if (force_no_swizzle) {
1323 swizzle_pipe[0] = 0;
1324 swizzle_pipe[1] = 1;
1325 swizzle_pipe[2] = 2;
1326 swizzle_pipe[3] = 3;
1327 swizzle_pipe[4] = 4;
1328 swizzle_pipe[5] = 5;
1329 swizzle_pipe[6] = 6;
1330 swizzle_pipe[7] = 7;
1331 } else {
1332 swizzle_pipe[0] = 0;
1333 swizzle_pipe[1] = 2;
1334 swizzle_pipe[2] = 4;
1335 swizzle_pipe[3] = 6;
1336 swizzle_pipe[4] = 3;
1337 swizzle_pipe[5] = 1;
1338 swizzle_pipe[6] = 7;
1339 swizzle_pipe[7] = 5;
1340 }
1341 break;
1342 }
1343
1344 cur_backend = 0;
1345 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
1346 while (((1 << cur_backend) & enabled_backends_mask) == 0)
1347 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
1348
1349 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
1350
1351 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
1352 }
1353
1354 return backend_map;
1355 }
1356
1357 static void r700_gfx_init(struct drm_device *dev,
1358 drm_radeon_private_t *dev_priv)
1359 {
1360 int i, j, num_qd_pipes;
1361 u32 ta_aux_cntl;
1362 u32 sx_debug_1;
1363 u32 smx_dc_ctl0;
1364 u32 db_debug3;
1365 u32 num_gs_verts_per_thread;
1366 u32 vgt_gs_per_es;
1367 u32 gs_prim_buffer_depth = 0;
1368 u32 sq_ms_fifo_sizes;
1369 u32 sq_config;
1370 u32 sq_thread_resource_mgmt;
1371 u32 hdp_host_path_cntl;
1372 u32 sq_dyn_gpr_size_simd_ab_0;
1373 u32 backend_map;
1374 u32 gb_tiling_config = 0;
1375 u32 cc_rb_backend_disable;
1376 u32 cc_gc_shader_pipe_config;
1377 u32 mc_arb_ramcfg;
1378 u32 db_debug4;
1379
1380 /* setup chip specs */
1381 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1382 case CHIP_RV770:
1383 dev_priv->r600_max_pipes = 4;
1384 dev_priv->r600_max_tile_pipes = 8;
1385 dev_priv->r600_max_simds = 10;
1386 dev_priv->r600_max_backends = 4;
1387 dev_priv->r600_max_gprs = 256;
1388 dev_priv->r600_max_threads = 248;
1389 dev_priv->r600_max_stack_entries = 512;
1390 dev_priv->r600_max_hw_contexts = 8;
1391 dev_priv->r600_max_gs_threads = 16 * 2;
1392 dev_priv->r600_sx_max_export_size = 128;
1393 dev_priv->r600_sx_max_export_pos_size = 16;
1394 dev_priv->r600_sx_max_export_smx_size = 112;
1395 dev_priv->r600_sq_num_cf_insts = 2;
1396
1397 dev_priv->r700_sx_num_of_sets = 7;
1398 dev_priv->r700_sc_prim_fifo_size = 0xF9;
1399 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1400 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1401 break;
1402 case CHIP_RV730:
1403 dev_priv->r600_max_pipes = 2;
1404 dev_priv->r600_max_tile_pipes = 4;
1405 dev_priv->r600_max_simds = 8;
1406 dev_priv->r600_max_backends = 2;
1407 dev_priv->r600_max_gprs = 128;
1408 dev_priv->r600_max_threads = 248;
1409 dev_priv->r600_max_stack_entries = 256;
1410 dev_priv->r600_max_hw_contexts = 8;
1411 dev_priv->r600_max_gs_threads = 16 * 2;
1412 dev_priv->r600_sx_max_export_size = 256;
1413 dev_priv->r600_sx_max_export_pos_size = 32;
1414 dev_priv->r600_sx_max_export_smx_size = 224;
1415 dev_priv->r600_sq_num_cf_insts = 2;
1416
1417 dev_priv->r700_sx_num_of_sets = 7;
1418 dev_priv->r700_sc_prim_fifo_size = 0xf9;
1419 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1420 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1421 if (dev_priv->r600_sx_max_export_pos_size > 16) {
1422 dev_priv->r600_sx_max_export_pos_size -= 16;
1423 dev_priv->r600_sx_max_export_smx_size += 16;
1424 }
1425 break;
1426 case CHIP_RV710:
1427 dev_priv->r600_max_pipes = 2;
1428 dev_priv->r600_max_tile_pipes = 2;
1429 dev_priv->r600_max_simds = 2;
1430 dev_priv->r600_max_backends = 1;
1431 dev_priv->r600_max_gprs = 256;
1432 dev_priv->r600_max_threads = 192;
1433 dev_priv->r600_max_stack_entries = 256;
1434 dev_priv->r600_max_hw_contexts = 4;
1435 dev_priv->r600_max_gs_threads = 8 * 2;
1436 dev_priv->r600_sx_max_export_size = 128;
1437 dev_priv->r600_sx_max_export_pos_size = 16;
1438 dev_priv->r600_sx_max_export_smx_size = 112;
1439 dev_priv->r600_sq_num_cf_insts = 1;
1440
1441 dev_priv->r700_sx_num_of_sets = 7;
1442 dev_priv->r700_sc_prim_fifo_size = 0x40;
1443 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1444 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1445 break;
1446 case CHIP_RV740:
1447 dev_priv->r600_max_pipes = 4;
1448 dev_priv->r600_max_tile_pipes = 4;
1449 dev_priv->r600_max_simds = 8;
1450 dev_priv->r600_max_backends = 4;
1451 dev_priv->r600_max_gprs = 256;
1452 dev_priv->r600_max_threads = 248;
1453 dev_priv->r600_max_stack_entries = 512;
1454 dev_priv->r600_max_hw_contexts = 8;
1455 dev_priv->r600_max_gs_threads = 16 * 2;
1456 dev_priv->r600_sx_max_export_size = 256;
1457 dev_priv->r600_sx_max_export_pos_size = 32;
1458 dev_priv->r600_sx_max_export_smx_size = 224;
1459 dev_priv->r600_sq_num_cf_insts = 2;
1460
1461 dev_priv->r700_sx_num_of_sets = 7;
1462 dev_priv->r700_sc_prim_fifo_size = 0x100;
1463 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1464 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1465
1466 if (dev_priv->r600_sx_max_export_pos_size > 16) {
1467 dev_priv->r600_sx_max_export_pos_size -= 16;
1468 dev_priv->r600_sx_max_export_smx_size += 16;
1469 }
1470 break;
1471 default:
1472 break;
1473 }
1474
1475 /* Initialize HDP */
1476 j = 0;
1477 for (i = 0; i < 32; i++) {
1478 RADEON_WRITE((0x2c14 + j), 0x00000000);
1479 RADEON_WRITE((0x2c18 + j), 0x00000000);
1480 RADEON_WRITE((0x2c1c + j), 0x00000000);
1481 RADEON_WRITE((0x2c20 + j), 0x00000000);
1482 RADEON_WRITE((0x2c24 + j), 0x00000000);
1483 j += 0x18;
1484 }
1485
1486 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff));
1487
1488 /* setup tiling, simd, pipe config */
1489 mc_arb_ramcfg = RADEON_READ(R700_MC_ARB_RAMCFG);
1490
1491 switch (dev_priv->r600_max_tile_pipes) {
1492 case 1:
1493 gb_tiling_config |= R600_PIPE_TILING(0);
1494 break;
1495 case 2:
1496 gb_tiling_config |= R600_PIPE_TILING(1);
1497 break;
1498 case 4:
1499 gb_tiling_config |= R600_PIPE_TILING(2);
1500 break;
1501 case 8:
1502 gb_tiling_config |= R600_PIPE_TILING(3);
1503 break;
1504 default:
1505 break;
1506 }
1507
1508 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV770)
1509 gb_tiling_config |= R600_BANK_TILING(1);
1510 else
1511 gb_tiling_config |= R600_BANK_TILING((mc_arb_ramcfg >> R700_NOOFBANK_SHIFT) & R700_NOOFBANK_MASK);
1512
1513 gb_tiling_config |= R600_GROUP_SIZE(0);
1514
1515 if (((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK) > 3) {
1516 gb_tiling_config |= R600_ROW_TILING(3);
1517 gb_tiling_config |= R600_SAMPLE_SPLIT(3);
1518 } else {
1519 gb_tiling_config |=
1520 R600_ROW_TILING(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK));
1521 gb_tiling_config |=
1522 R600_SAMPLE_SPLIT(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK));
1523 }
1524
1525 gb_tiling_config |= R600_BANK_SWAPS(1);
1526
1527 cc_rb_backend_disable = RADEON_READ(R600_CC_RB_BACKEND_DISABLE) & 0x00ff0000;
1528 cc_rb_backend_disable |=
1529 R600_BACKEND_DISABLE((R7XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R7XX_MAX_BACKENDS_MASK);
1530
1531 cc_gc_shader_pipe_config = RADEON_READ(R600_CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
1532 cc_gc_shader_pipe_config |=
1533 R600_INACTIVE_QD_PIPES((R7XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R7XX_MAX_PIPES_MASK);
1534 cc_gc_shader_pipe_config |=
1535 R600_INACTIVE_SIMDS((R7XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R7XX_MAX_SIMDS_MASK);
1536
1537 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
1538 backend_map = 0x28;
1539 else
1540 backend_map = r700_get_tile_pipe_to_backend_map(dev_priv,
1541 dev_priv->r600_max_tile_pipes,
1542 (R7XX_MAX_BACKENDS -
1543 r600_count_pipe_bits((cc_rb_backend_disable &
1544 R7XX_MAX_BACKENDS_MASK) >> 16)),
1545 (cc_rb_backend_disable >> 16));
1546 gb_tiling_config |= R600_BACKEND_MAP(backend_map);
1547
1548 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
1549 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
1550 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
1551 if (gb_tiling_config & 0xc0) {
1552 dev_priv->r600_group_size = 512;
1553 } else {
1554 dev_priv->r600_group_size = 256;
1555 }
1556 dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
1557 if (gb_tiling_config & 0x30) {
1558 dev_priv->r600_nbanks = 8;
1559 } else {
1560 dev_priv->r600_nbanks = 4;
1561 }
1562
1563 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1564 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1565 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1566
1567 RADEON_WRITE(R700_CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1568 RADEON_WRITE(R700_CGTS_SYS_TCC_DISABLE, 0);
1569 RADEON_WRITE(R700_CGTS_TCC_DISABLE, 0);
1570 RADEON_WRITE(R700_CGTS_USER_SYS_TCC_DISABLE, 0);
1571 RADEON_WRITE(R700_CGTS_USER_TCC_DISABLE, 0);
1572
1573 num_qd_pipes =
1574 R7XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK) >> 8);
1575 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK);
1576 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK);
1577
1578 /* set HW defaults for 3D engine */
1579 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) |
1580 R600_ROQ_IB2_START(0x2b)));
1581
1582 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, R700_STQ_SPLIT(0x30));
1583
1584 ta_aux_cntl = RADEON_READ(R600_TA_CNTL_AUX);
1585 RADEON_WRITE(R600_TA_CNTL_AUX, ta_aux_cntl | R600_DISABLE_CUBE_ANISO);
1586
1587 sx_debug_1 = RADEON_READ(R700_SX_DEBUG_1);
1588 sx_debug_1 |= R700_ENABLE_NEW_SMX_ADDRESS;
1589 RADEON_WRITE(R700_SX_DEBUG_1, sx_debug_1);
1590
1591 smx_dc_ctl0 = RADEON_READ(R600_SMX_DC_CTL0);
1592 smx_dc_ctl0 &= ~R700_CACHE_DEPTH(0x1ff);
1593 smx_dc_ctl0 |= R700_CACHE_DEPTH((dev_priv->r700_sx_num_of_sets * 64) - 1);
1594 RADEON_WRITE(R600_SMX_DC_CTL0, smx_dc_ctl0);
1595
1596 if ((dev_priv->flags & RADEON_FAMILY_MASK) != CHIP_RV740)
1597 RADEON_WRITE(R700_SMX_EVENT_CTL, (R700_ES_FLUSH_CTL(4) |
1598 R700_GS_FLUSH_CTL(4) |
1599 R700_ACK_FLUSH_CTL(3) |
1600 R700_SYNC_FLUSH_CTL));
1601
1602 db_debug3 = RADEON_READ(R700_DB_DEBUG3);
1603 db_debug3 &= ~R700_DB_CLK_OFF_DELAY(0x1f);
1604 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1605 case CHIP_RV770:
1606 case CHIP_RV740:
1607 db_debug3 |= R700_DB_CLK_OFF_DELAY(0x1f);
1608 break;
1609 case CHIP_RV710:
1610 case CHIP_RV730:
1611 default:
1612 db_debug3 |= R700_DB_CLK_OFF_DELAY(2);
1613 break;
1614 }
1615 RADEON_WRITE(R700_DB_DEBUG3, db_debug3);
1616
1617 if ((dev_priv->flags & RADEON_FAMILY_MASK) != CHIP_RV770) {
1618 db_debug4 = RADEON_READ(RV700_DB_DEBUG4);
1619 db_debug4 |= RV700_DISABLE_TILE_COVERED_FOR_PS_ITER;
1620 RADEON_WRITE(RV700_DB_DEBUG4, db_debug4);
1621 }
1622
1623 RADEON_WRITE(R600_SX_EXPORT_BUFFER_SIZES, (R600_COLOR_BUFFER_SIZE((dev_priv->r600_sx_max_export_size / 4) - 1) |
1624 R600_POSITION_BUFFER_SIZE((dev_priv->r600_sx_max_export_pos_size / 4) - 1) |
1625 R600_SMX_BUFFER_SIZE((dev_priv->r600_sx_max_export_smx_size / 4) - 1)));
1626
1627 RADEON_WRITE(R700_PA_SC_FIFO_SIZE_R7XX, (R700_SC_PRIM_FIFO_SIZE(dev_priv->r700_sc_prim_fifo_size) |
1628 R700_SC_HIZ_TILE_FIFO_SIZE(dev_priv->r700_sc_hiz_tile_fifo_size) |
1629 R700_SC_EARLYZ_TILE_FIFO_SIZE(dev_priv->r700_sc_earlyz_tile_fifo_fize)));
1630
1631 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1632
1633 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 1);
1634
1635 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0));
1636
1637 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(4));
1638
1639 RADEON_WRITE(R600_CP_PERFMON_CNTL, 0);
1640
1641 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(16 * dev_priv->r600_sq_num_cf_insts) |
1642 R600_DONE_FIFO_HIWATER(0xe0) |
1643 R600_ALU_UPDATE_FIFO_HIWATER(0x8));
1644 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1645 case CHIP_RV770:
1646 case CHIP_RV730:
1647 case CHIP_RV710:
1648 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x1);
1649 break;
1650 case CHIP_RV740:
1651 default:
1652 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x4);
1653 break;
1654 }
1655 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
1656
1657 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1658 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1659 */
1660 sq_config = RADEON_READ(R600_SQ_CONFIG);
1661 sq_config &= ~(R600_PS_PRIO(3) |
1662 R600_VS_PRIO(3) |
1663 R600_GS_PRIO(3) |
1664 R600_ES_PRIO(3));
1665 sq_config |= (R600_DX9_CONSTS |
1666 R600_VC_ENABLE |
1667 R600_EXPORT_SRC_C |
1668 R600_PS_PRIO(0) |
1669 R600_VS_PRIO(1) |
1670 R600_GS_PRIO(2) |
1671 R600_ES_PRIO(3));
1672 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710)
1673 /* no vertex cache */
1674 sq_config &= ~R600_VC_ENABLE;
1675
1676 RADEON_WRITE(R600_SQ_CONFIG, sq_config);
1677
1678 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, (R600_NUM_PS_GPRS((dev_priv->r600_max_gprs * 24)/64) |
1679 R600_NUM_VS_GPRS((dev_priv->r600_max_gprs * 24)/64) |
1680 R600_NUM_CLAUSE_TEMP_GPRS(((dev_priv->r600_max_gprs * 24)/64)/2)));
1681
1682 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, (R600_NUM_GS_GPRS((dev_priv->r600_max_gprs * 7)/64) |
1683 R600_NUM_ES_GPRS((dev_priv->r600_max_gprs * 7)/64)));
1684
1685 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS((dev_priv->r600_max_threads * 4)/8) |
1686 R600_NUM_VS_THREADS((dev_priv->r600_max_threads * 2)/8) |
1687 R600_NUM_ES_THREADS((dev_priv->r600_max_threads * 1)/8));
1688 if (((dev_priv->r600_max_threads * 1) / 8) > dev_priv->r600_max_gs_threads)
1689 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS(dev_priv->r600_max_gs_threads);
1690 else
1691 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS((dev_priv->r600_max_gs_threads * 1)/8);
1692 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1693
1694 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, (R600_NUM_PS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) |
1695 R600_NUM_VS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4)));
1696
1697 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, (R600_NUM_GS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) |
1698 R600_NUM_ES_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4)));
1699
1700 sq_dyn_gpr_size_simd_ab_0 = (R700_SIMDA_RING0((dev_priv->r600_max_gprs * 38)/64) |
1701 R700_SIMDA_RING1((dev_priv->r600_max_gprs * 38)/64) |
1702 R700_SIMDB_RING0((dev_priv->r600_max_gprs * 38)/64) |
1703 R700_SIMDB_RING1((dev_priv->r600_max_gprs * 38)/64));
1704
1705 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_0, sq_dyn_gpr_size_simd_ab_0);
1706 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_1, sq_dyn_gpr_size_simd_ab_0);
1707 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_2, sq_dyn_gpr_size_simd_ab_0);
1708 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_3, sq_dyn_gpr_size_simd_ab_0);
1709 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_4, sq_dyn_gpr_size_simd_ab_0);
1710 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_5, sq_dyn_gpr_size_simd_ab_0);
1711 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_6, sq_dyn_gpr_size_simd_ab_0);
1712 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0);
1713
1714 RADEON_WRITE(R700_PA_SC_FORCE_EOV_MAX_CNTS, (R700_FORCE_EOV_MAX_CLK_CNT(4095) |
1715 R700_FORCE_EOV_MAX_REZ_CNT(255)));
1716
1717 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710)
1718 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_TC_ONLY) |
1719 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO)));
1720 else
1721 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_VC_AND_TC) |
1722 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO)));
1723
1724 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1725 case CHIP_RV770:
1726 case CHIP_RV730:
1727 case CHIP_RV740:
1728 gs_prim_buffer_depth = 384;
1729 break;
1730 case CHIP_RV710:
1731 gs_prim_buffer_depth = 128;
1732 break;
1733 default:
1734 break;
1735 }
1736
1737 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16;
1738 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
1739 /* Max value for this is 256 */
1740 if (vgt_gs_per_es > 256)
1741 vgt_gs_per_es = 256;
1742
1743 RADEON_WRITE(R600_VGT_ES_PER_GS, 128);
1744 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es);
1745 RADEON_WRITE(R600_VGT_GS_PER_VS, 2);
1746
1747 /* more default values. 2D/3D driver should adjust as needed */
1748 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16);
1749 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0);
1750 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0);
1751 RADEON_WRITE(R600_SX_MISC, 0);
1752 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0);
1753 RADEON_WRITE(R700_PA_SC_EDGERULE, 0xaaaaaaaa);
1754 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0);
1755 RADEON_WRITE(R600_PA_SC_CLIPRECT_RULE, 0xffff);
1756 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0);
1757 RADEON_WRITE(R600_SPI_INPUT_Z, 0);
1758 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2));
1759 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0);
1760
1761 /* clear render buffer base addresses */
1762 RADEON_WRITE(R600_CB_COLOR0_BASE, 0);
1763 RADEON_WRITE(R600_CB_COLOR1_BASE, 0);
1764 RADEON_WRITE(R600_CB_COLOR2_BASE, 0);
1765 RADEON_WRITE(R600_CB_COLOR3_BASE, 0);
1766 RADEON_WRITE(R600_CB_COLOR4_BASE, 0);
1767 RADEON_WRITE(R600_CB_COLOR5_BASE, 0);
1768 RADEON_WRITE(R600_CB_COLOR6_BASE, 0);
1769 RADEON_WRITE(R600_CB_COLOR7_BASE, 0);
1770
1771 RADEON_WRITE(R700_TCP_CNTL, 0);
1772
1773 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL);
1774 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1775
1776 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1777
1778 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA |
1779 R600_NUM_CLIP_SEQ(3)));
1780
1781 }
1782
1783 static void r600_cp_init_ring_buffer(struct drm_device *dev,
1784 drm_radeon_private_t *dev_priv,
1785 struct drm_file *file_priv)
1786 {
1787 struct drm_radeon_master_private *master_priv;
1788 u32 ring_start;
1789 u64 rptr_addr;
1790
1791 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
1792 r700_gfx_init(dev, dev_priv);
1793 else
1794 r600_gfx_init(dev, dev_priv);
1795
1796 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
1797 RADEON_READ(R600_GRBM_SOFT_RESET);
1798 DRM_UDELAY(15000);
1799 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
1800
1801
1802 /* Set ring buffer size */
1803 #ifdef __BIG_ENDIAN
1804 RADEON_WRITE(R600_CP_RB_CNTL,
1805 R600_BUF_SWAP_32BIT |
1806 R600_RB_NO_UPDATE |
1807 (dev_priv->ring.rptr_update_l2qw << 8) |
1808 dev_priv->ring.size_l2qw);
1809 #else
1810 RADEON_WRITE(R600_CP_RB_CNTL,
1811 RADEON_RB_NO_UPDATE |
1812 (dev_priv->ring.rptr_update_l2qw << 8) |
1813 dev_priv->ring.size_l2qw);
1814 #endif
1815
1816 RADEON_WRITE(R600_CP_SEM_WAIT_TIMER, 0x4);
1817
1818 /* Set the write pointer delay */
1819 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0);
1820
1821 #ifdef __BIG_ENDIAN
1822 RADEON_WRITE(R600_CP_RB_CNTL,
1823 R600_BUF_SWAP_32BIT |
1824 R600_RB_NO_UPDATE |
1825 R600_RB_RPTR_WR_ENA |
1826 (dev_priv->ring.rptr_update_l2qw << 8) |
1827 dev_priv->ring.size_l2qw);
1828 #else
1829 RADEON_WRITE(R600_CP_RB_CNTL,
1830 R600_RB_NO_UPDATE |
1831 R600_RB_RPTR_WR_ENA |
1832 (dev_priv->ring.rptr_update_l2qw << 8) |
1833 dev_priv->ring.size_l2qw);
1834 #endif
1835
1836 /* Initialize the ring buffer's read and write pointers */
1837 RADEON_WRITE(R600_CP_RB_RPTR_WR, 0);
1838 RADEON_WRITE(R600_CP_RB_WPTR, 0);
1839 SET_RING_HEAD(dev_priv, 0);
1840 dev_priv->ring.tail = 0;
1841
1842 #if __OS_HAS_AGP
1843 if (dev_priv->flags & RADEON_IS_AGP) {
1844 rptr_addr = dev_priv->ring_rptr->offset
1845 - dev->agp->base +
1846 dev_priv->gart_vm_start;
1847 } else
1848 #endif
1849 {
1850 rptr_addr = dev_priv->ring_rptr->offset
1851 - ((unsigned long) dev->sg->virtual)
1852 + dev_priv->gart_vm_start;
1853 }
1854 RADEON_WRITE(R600_CP_RB_RPTR_ADDR, (rptr_addr & 0xfffffffc));
1855 RADEON_WRITE(R600_CP_RB_RPTR_ADDR_HI, upper_32_bits(rptr_addr));
1856
1857 #ifdef __BIG_ENDIAN
1858 RADEON_WRITE(R600_CP_RB_CNTL,
1859 RADEON_BUF_SWAP_32BIT |
1860 (dev_priv->ring.rptr_update_l2qw << 8) |
1861 dev_priv->ring.size_l2qw);
1862 #else
1863 RADEON_WRITE(R600_CP_RB_CNTL,
1864 (dev_priv->ring.rptr_update_l2qw << 8) |
1865 dev_priv->ring.size_l2qw);
1866 #endif
1867
1868 #if __OS_HAS_AGP
1869 if (dev_priv->flags & RADEON_IS_AGP) {
1870 /* XXX */
1871 radeon_write_agp_base(dev_priv, dev->agp->base);
1872
1873 /* XXX */
1874 radeon_write_agp_location(dev_priv,
1875 (((dev_priv->gart_vm_start - 1 +
1876 dev_priv->gart_size) & 0xffff0000) |
1877 (dev_priv->gart_vm_start >> 16)));
1878
1879 ring_start = (dev_priv->cp_ring->offset
1880 - dev->agp->base
1881 + dev_priv->gart_vm_start);
1882 } else
1883 #endif
1884 ring_start = (dev_priv->cp_ring->offset
1885 - (unsigned long)dev->sg->virtual
1886 + dev_priv->gart_vm_start);
1887
1888 RADEON_WRITE(R600_CP_RB_BASE, ring_start >> 8);
1889
1890 RADEON_WRITE(R600_CP_ME_CNTL, 0xff);
1891
1892 RADEON_WRITE(R600_CP_DEBUG, (1 << 27) | (1 << 28));
1893
1894 /* Initialize the scratch register pointer. This will cause
1895 * the scratch register values to be written out to memory
1896 * whenever they are updated.
1897 *
1898 * We simply put this behind the ring read pointer, this works
1899 * with PCI GART as well as (whatever kind of) AGP GART
1900 */
1901 {
1902 u64 scratch_addr;
1903
1904 scratch_addr = RADEON_READ(R600_CP_RB_RPTR_ADDR) & 0xFFFFFFFC;
1905 scratch_addr |= ((u64)RADEON_READ(R600_CP_RB_RPTR_ADDR_HI)) << 32;
1906 scratch_addr += R600_SCRATCH_REG_OFFSET;
1907 scratch_addr >>= 8;
1908 scratch_addr &= 0xffffffff;
1909
1910 RADEON_WRITE(R600_SCRATCH_ADDR, (uint32_t)scratch_addr);
1911 }
1912
1913 RADEON_WRITE(R600_SCRATCH_UMSK, 0x7);
1914
1915 /* Turn on bus mastering */
1916 radeon_enable_bm(dev_priv);
1917
1918 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(0), 0);
1919 RADEON_WRITE(R600_LAST_FRAME_REG, 0);
1920
1921 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0);
1922 RADEON_WRITE(R600_LAST_DISPATCH_REG, 0);
1923
1924 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(2), 0);
1925 RADEON_WRITE(R600_LAST_CLEAR_REG, 0);
1926
1927 /* reset sarea copies of these */
1928 master_priv = file_priv->master->driver_priv;
1929 if (master_priv->sarea_priv) {
1930 master_priv->sarea_priv->last_frame = 0;
1931 master_priv->sarea_priv->last_dispatch = 0;
1932 master_priv->sarea_priv->last_clear = 0;
1933 }
1934
1935 r600_do_wait_for_idle(dev_priv);
1936
1937 }
1938
1939 int r600_do_cleanup_cp(struct drm_device *dev)
1940 {
1941 drm_radeon_private_t *dev_priv = dev->dev_private;
1942 DRM_DEBUG("\n");
1943
1944 /* Make sure interrupts are disabled here because the uninstall ioctl
1945 * may not have been called from userspace and after dev_private
1946 * is freed, it's too late.
1947 */
1948 if (dev->irq_enabled)
1949 drm_irq_uninstall(dev);
1950
1951 #if __OS_HAS_AGP
1952 if (dev_priv->flags & RADEON_IS_AGP) {
1953 if (dev_priv->cp_ring != NULL) {
1954 drm_core_ioremapfree(dev_priv->cp_ring, dev);
1955 dev_priv->cp_ring = NULL;
1956 }
1957 if (dev_priv->ring_rptr != NULL) {
1958 drm_core_ioremapfree(dev_priv->ring_rptr, dev);
1959 dev_priv->ring_rptr = NULL;
1960 }
1961 if (dev->agp_buffer_map != NULL) {
1962 drm_core_ioremapfree(dev->agp_buffer_map, dev);
1963 dev->agp_buffer_map = NULL;
1964 }
1965 } else
1966 #endif
1967 {
1968
1969 if (dev_priv->gart_info.bus_addr)
1970 r600_page_table_cleanup(dev, &dev_priv->gart_info);
1971
1972 if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB) {
1973 drm_core_ioremapfree(&dev_priv->gart_info.mapping, dev);
1974 dev_priv->gart_info.addr = NULL;
1975 }
1976 }
1977 /* only clear to the start of flags */
1978 memset(dev_priv, 0, offsetof(drm_radeon_private_t, flags));
1979
1980 return 0;
1981 }
1982
1983 int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
1984 struct drm_file *file_priv)
1985 {
1986 drm_radeon_private_t *dev_priv = dev->dev_private;
1987 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
1988
1989 DRM_DEBUG("\n");
1990
1991 mutex_init(&dev_priv->cs_mutex);
1992 r600_cs_legacy_init();
1993 /* if we require new memory map but we don't have it fail */
1994 if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) {
1995 DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n");
1996 r600_do_cleanup_cp(dev);
1997 return -EINVAL;
1998 }
1999
2000 if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) {
2001 DRM_DEBUG("Forcing AGP card to PCI mode\n");
2002 dev_priv->flags &= ~RADEON_IS_AGP;
2003 /* The writeback test succeeds, but when writeback is enabled,
2004 * the ring buffer read ptr update fails after first 128 bytes.
2005 */
2006 radeon_no_wb = 1;
2007 } else if (!(dev_priv->flags & (RADEON_IS_AGP | RADEON_IS_PCI | RADEON_IS_PCIE))
2008 && !init->is_pci) {
2009 DRM_DEBUG("Restoring AGP flag\n");
2010 dev_priv->flags |= RADEON_IS_AGP;
2011 }
2012
2013 dev_priv->usec_timeout = init->usec_timeout;
2014 if (dev_priv->usec_timeout < 1 ||
2015 dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) {
2016 DRM_DEBUG("TIMEOUT problem!\n");
2017 r600_do_cleanup_cp(dev);
2018 return -EINVAL;
2019 }
2020
2021 /* Enable vblank on CRTC1 for older X servers
2022 */
2023 dev_priv->vblank_crtc = DRM_RADEON_VBLANK_CRTC1;
2024 dev_priv->do_boxes = 0;
2025 dev_priv->cp_mode = init->cp_mode;
2026
2027 /* We don't support anything other than bus-mastering ring mode,
2028 * but the ring can be in either AGP or PCI space for the ring
2029 * read pointer.
2030 */
2031 if ((init->cp_mode != RADEON_CSQ_PRIBM_INDDIS) &&
2032 (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) {
2033 DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode);
2034 r600_do_cleanup_cp(dev);
2035 return -EINVAL;
2036 }
2037
2038 switch (init->fb_bpp) {
2039 case 16:
2040 dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565;
2041 break;
2042 case 32:
2043 default:
2044 dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888;
2045 break;
2046 }
2047 dev_priv->front_offset = init->front_offset;
2048 dev_priv->front_pitch = init->front_pitch;
2049 dev_priv->back_offset = init->back_offset;
2050 dev_priv->back_pitch = init->back_pitch;
2051
2052 dev_priv->ring_offset = init->ring_offset;
2053 dev_priv->ring_rptr_offset = init->ring_rptr_offset;
2054 dev_priv->buffers_offset = init->buffers_offset;
2055 dev_priv->gart_textures_offset = init->gart_textures_offset;
2056
2057 master_priv->sarea = drm_getsarea(dev);
2058 if (!master_priv->sarea) {
2059 DRM_ERROR("could not find sarea!\n");
2060 r600_do_cleanup_cp(dev);
2061 return -EINVAL;
2062 }
2063
2064 dev_priv->cp_ring = drm_core_findmap(dev, init->ring_offset);
2065 if (!dev_priv->cp_ring) {
2066 DRM_ERROR("could not find cp ring region!\n");
2067 r600_do_cleanup_cp(dev);
2068 return -EINVAL;
2069 }
2070 dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset);
2071 if (!dev_priv->ring_rptr) {
2072 DRM_ERROR("could not find ring read pointer!\n");
2073 r600_do_cleanup_cp(dev);
2074 return -EINVAL;
2075 }
2076 dev->agp_buffer_token = init->buffers_offset;
2077 dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset);
2078 if (!dev->agp_buffer_map) {
2079 DRM_ERROR("could not find dma buffer region!\n");
2080 r600_do_cleanup_cp(dev);
2081 return -EINVAL;
2082 }
2083
2084 if (init->gart_textures_offset) {
2085 dev_priv->gart_textures =
2086 drm_core_findmap(dev, init->gart_textures_offset);
2087 if (!dev_priv->gart_textures) {
2088 DRM_ERROR("could not find GART texture region!\n");
2089 r600_do_cleanup_cp(dev);
2090 return -EINVAL;
2091 }
2092 }
2093
2094 #if __OS_HAS_AGP
2095 /* XXX */
2096 if (dev_priv->flags & RADEON_IS_AGP) {
2097 drm_core_ioremap_wc(dev_priv->cp_ring, dev);
2098 drm_core_ioremap_wc(dev_priv->ring_rptr, dev);
2099 drm_core_ioremap_wc(dev->agp_buffer_map, dev);
2100 if (!dev_priv->cp_ring->handle ||
2101 !dev_priv->ring_rptr->handle ||
2102 !dev->agp_buffer_map->handle) {
2103 DRM_ERROR("could not find ioremap agp regions!\n");
2104 r600_do_cleanup_cp(dev);
2105 return -EINVAL;
2106 }
2107 } else
2108 #endif
2109 {
2110 dev_priv->cp_ring->handle = (void *)(unsigned long)dev_priv->cp_ring->offset;
2111 dev_priv->ring_rptr->handle =
2112 (void *)(unsigned long)dev_priv->ring_rptr->offset;
2113 dev->agp_buffer_map->handle =
2114 (void *)(unsigned long)dev->agp_buffer_map->offset;
2115
2116 DRM_DEBUG("dev_priv->cp_ring->handle %p\n",
2117 dev_priv->cp_ring->handle);
2118 DRM_DEBUG("dev_priv->ring_rptr->handle %p\n",
2119 dev_priv->ring_rptr->handle);
2120 DRM_DEBUG("dev->agp_buffer_map->handle %p\n",
2121 dev->agp_buffer_map->handle);
2122 }
2123
2124 dev_priv->fb_location = (radeon_read_fb_location(dev_priv) & 0xffff) << 24;
2125 dev_priv->fb_size =
2126 (((radeon_read_fb_location(dev_priv) & 0xffff0000u) << 8) + 0x1000000)
2127 - dev_priv->fb_location;
2128
2129 dev_priv->front_pitch_offset = (((dev_priv->front_pitch / 64) << 22) |
2130 ((dev_priv->front_offset
2131 + dev_priv->fb_location) >> 10));
2132
2133 dev_priv->back_pitch_offset = (((dev_priv->back_pitch / 64) << 22) |
2134 ((dev_priv->back_offset
2135 + dev_priv->fb_location) >> 10));
2136
2137 dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch / 64) << 22) |
2138 ((dev_priv->depth_offset
2139 + dev_priv->fb_location) >> 10));
2140
2141 dev_priv->gart_size = init->gart_size;
2142
2143 /* New let's set the memory map ... */
2144 if (dev_priv->new_memmap) {
2145 u32 base = 0;
2146
2147 DRM_INFO("Setting GART location based on new memory map\n");
2148
2149 /* If using AGP, try to locate the AGP aperture at the same
2150 * location in the card and on the bus, though we have to
2151 * align it down.
2152 */
2153 #if __OS_HAS_AGP
2154 /* XXX */
2155 if (dev_priv->flags & RADEON_IS_AGP) {
2156 base = dev->agp->base;
2157 /* Check if valid */
2158 if ((base + dev_priv->gart_size - 1) >= dev_priv->fb_location &&
2159 base < (dev_priv->fb_location + dev_priv->fb_size - 1)) {
2160 DRM_INFO("Can't use AGP base @0x%08lx, won't fit\n",
2161 dev->agp->base);
2162 base = 0;
2163 }
2164 }
2165 #endif
2166 /* If not or if AGP is at 0 (Macs), try to put it elsewhere */
2167 if (base == 0) {
2168 base = dev_priv->fb_location + dev_priv->fb_size;
2169 if (base < dev_priv->fb_location ||
2170 ((base + dev_priv->gart_size) & 0xfffffffful) < base)
2171 base = dev_priv->fb_location
2172 - dev_priv->gart_size;
2173 }
2174 dev_priv->gart_vm_start = base & 0xffc00000u;
2175 if (dev_priv->gart_vm_start != base)
2176 DRM_INFO("GART aligned down from 0x%08x to 0x%08x\n",
2177 base, dev_priv->gart_vm_start);
2178 }
2179
2180 #if __OS_HAS_AGP
2181 /* XXX */
2182 if (dev_priv->flags & RADEON_IS_AGP)
2183 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
2184 - dev->agp->base
2185 + dev_priv->gart_vm_start);
2186 else
2187 #endif
2188 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
2189 - (unsigned long)dev->sg->virtual
2190 + dev_priv->gart_vm_start);
2191
2192 DRM_DEBUG("fb 0x%08x size %d\n",
2193 (unsigned int) dev_priv->fb_location,
2194 (unsigned int) dev_priv->fb_size);
2195 DRM_DEBUG("dev_priv->gart_size %d\n", dev_priv->gart_size);
2196 DRM_DEBUG("dev_priv->gart_vm_start 0x%08x\n",
2197 (unsigned int) dev_priv->gart_vm_start);
2198 DRM_DEBUG("dev_priv->gart_buffers_offset 0x%08lx\n",
2199 dev_priv->gart_buffers_offset);
2200
2201 dev_priv->ring.start = (u32 *) dev_priv->cp_ring->handle;
2202 dev_priv->ring.end = ((u32 *) dev_priv->cp_ring->handle
2203 + init->ring_size / sizeof(u32));
2204 dev_priv->ring.size = init->ring_size;
2205 dev_priv->ring.size_l2qw = drm_order(init->ring_size / 8);
2206
2207 dev_priv->ring.rptr_update = /* init->rptr_update */ 4096;
2208 dev_priv->ring.rptr_update_l2qw = drm_order(/* init->rptr_update */ 4096 / 8);
2209
2210 dev_priv->ring.fetch_size = /* init->fetch_size */ 32;
2211 dev_priv->ring.fetch_size_l2ow = drm_order(/* init->fetch_size */ 32 / 16);
2212
2213 dev_priv->ring.tail_mask = (dev_priv->ring.size / sizeof(u32)) - 1;
2214
2215 dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
2216
2217 #if __OS_HAS_AGP
2218 if (dev_priv->flags & RADEON_IS_AGP) {
2219 /* XXX turn off pcie gart */
2220 } else
2221 #endif
2222 {
2223 dev_priv->gart_info.table_mask = DMA_BIT_MASK(32);
2224 /* if we have an offset set from userspace */
2225 if (!dev_priv->pcigart_offset_set) {
2226 DRM_ERROR("Need gart offset from userspace\n");
2227 r600_do_cleanup_cp(dev);
2228 return -EINVAL;
2229 }
2230
2231 DRM_DEBUG("Using gart offset 0x%08lx\n", dev_priv->pcigart_offset);
2232
2233 dev_priv->gart_info.bus_addr =
2234 dev_priv->pcigart_offset + dev_priv->fb_location;
2235 dev_priv->gart_info.mapping.offset =
2236 dev_priv->pcigart_offset + dev_priv->fb_aper_offset;
2237 dev_priv->gart_info.mapping.size =
2238 dev_priv->gart_info.table_size;
2239
2240 drm_core_ioremap_wc(&dev_priv->gart_info.mapping, dev);
2241 if (!dev_priv->gart_info.mapping.handle) {
2242 DRM_ERROR("ioremap failed.\n");
2243 r600_do_cleanup_cp(dev);
2244 return -EINVAL;
2245 }
2246
2247 dev_priv->gart_info.addr =
2248 dev_priv->gart_info.mapping.handle;
2249
2250 DRM_DEBUG("Setting phys_pci_gart to %p %08lX\n",
2251 dev_priv->gart_info.addr,
2252 dev_priv->pcigart_offset);
2253
2254 if (!r600_page_table_init(dev)) {
2255 DRM_ERROR("Failed to init GART table\n");
2256 r600_do_cleanup_cp(dev);
2257 return -EINVAL;
2258 }
2259
2260 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
2261 r700_vm_init(dev);
2262 else
2263 r600_vm_init(dev);
2264 }
2265
2266 if (!dev_priv->me_fw || !dev_priv->pfp_fw) {
2267 int err = r600_cp_init_microcode(dev_priv);
2268 if (err) {
2269 DRM_ERROR("Failed to load firmware!\n");
2270 r600_do_cleanup_cp(dev);
2271 return err;
2272 }
2273 }
2274 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
2275 r700_cp_load_microcode(dev_priv);
2276 else
2277 r600_cp_load_microcode(dev_priv);
2278
2279 r600_cp_init_ring_buffer(dev, dev_priv, file_priv);
2280
2281 dev_priv->last_buf = 0;
2282
2283 r600_do_engine_reset(dev);
2284 r600_test_writeback(dev_priv);
2285
2286 return 0;
2287 }
2288
2289 int r600_do_resume_cp(struct drm_device *dev, struct drm_file *file_priv)
2290 {
2291 drm_radeon_private_t *dev_priv = dev->dev_private;
2292
2293 DRM_DEBUG("\n");
2294 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)) {
2295 r700_vm_init(dev);
2296 r700_cp_load_microcode(dev_priv);
2297 } else {
2298 r600_vm_init(dev);
2299 r600_cp_load_microcode(dev_priv);
2300 }
2301 r600_cp_init_ring_buffer(dev, dev_priv, file_priv);
2302 r600_do_engine_reset(dev);
2303
2304 return 0;
2305 }
2306
2307 /* Wait for the CP to go idle.
2308 */
2309 int r600_do_cp_idle(drm_radeon_private_t *dev_priv)
2310 {
2311 RING_LOCALS;
2312 DRM_DEBUG("\n");
2313
2314 BEGIN_RING(5);
2315 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
2316 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
2317 /* wait for 3D idle clean */
2318 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
2319 OUT_RING((R600_WAIT_UNTIL - R600_SET_CONFIG_REG_OFFSET) >> 2);
2320 OUT_RING(RADEON_WAIT_3D_IDLE | RADEON_WAIT_3D_IDLECLEAN);
2321
2322 ADVANCE_RING();
2323 COMMIT_RING();
2324
2325 return r600_do_wait_for_idle(dev_priv);
2326 }
2327
2328 /* Start the Command Processor.
2329 */
2330 void r600_do_cp_start(drm_radeon_private_t *dev_priv)
2331 {
2332 u32 cp_me;
2333 RING_LOCALS;
2334 DRM_DEBUG("\n");
2335
2336 BEGIN_RING(7);
2337 OUT_RING(CP_PACKET3(R600_IT_ME_INITIALIZE, 5));
2338 OUT_RING(0x00000001);
2339 if (((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV770))
2340 OUT_RING(0x00000003);
2341 else
2342 OUT_RING(0x00000000);
2343 OUT_RING((dev_priv->r600_max_hw_contexts - 1));
2344 OUT_RING(R600_ME_INITIALIZE_DEVICE_ID(1));
2345 OUT_RING(0x00000000);
2346 OUT_RING(0x00000000);
2347 ADVANCE_RING();
2348 COMMIT_RING();
2349
2350 /* set the mux and reset the halt bit */
2351 cp_me = 0xff;
2352 RADEON_WRITE(R600_CP_ME_CNTL, cp_me);
2353
2354 dev_priv->cp_running = 1;
2355
2356 }
2357
2358 void r600_do_cp_reset(drm_radeon_private_t *dev_priv)
2359 {
2360 u32 cur_read_ptr;
2361 DRM_DEBUG("\n");
2362
2363 cur_read_ptr = RADEON_READ(R600_CP_RB_RPTR);
2364 RADEON_WRITE(R600_CP_RB_WPTR, cur_read_ptr);
2365 SET_RING_HEAD(dev_priv, cur_read_ptr);
2366 dev_priv->ring.tail = cur_read_ptr;
2367 }
2368
2369 void r600_do_cp_stop(drm_radeon_private_t *dev_priv)
2370 {
2371 uint32_t cp_me;
2372
2373 DRM_DEBUG("\n");
2374
2375 cp_me = 0xff | R600_CP_ME_HALT;
2376
2377 RADEON_WRITE(R600_CP_ME_CNTL, cp_me);
2378
2379 dev_priv->cp_running = 0;
2380 }
2381
2382 int r600_cp_dispatch_indirect(struct drm_device *dev,
2383 struct drm_buf *buf, int start, int end)
2384 {
2385 drm_radeon_private_t *dev_priv = dev->dev_private;
2386 RING_LOCALS;
2387
2388 if (start != end) {
2389 unsigned long offset = (dev_priv->gart_buffers_offset
2390 + buf->offset + start);
2391 int dwords = (end - start + 3) / sizeof(u32);
2392
2393 DRM_DEBUG("dwords:%d\n", dwords);
2394 DRM_DEBUG("offset 0x%lx\n", offset);
2395
2396
2397 /* Indirect buffer data must be a multiple of 16 dwords.
2398 * pad the data with a Type-2 CP packet.
2399 */
2400 while (dwords & 0xf) {
2401 u32 *data = (u32 *)
2402 ((char *)dev->agp_buffer_map->handle
2403 + buf->offset + start);
2404 data[dwords++] = RADEON_CP_PACKET2;
2405 }
2406
2407 /* Fire off the indirect buffer */
2408 BEGIN_RING(4);
2409 OUT_RING(CP_PACKET3(R600_IT_INDIRECT_BUFFER, 2));
2410 OUT_RING((offset & 0xfffffffc));
2411 OUT_RING((upper_32_bits(offset) & 0xff));
2412 OUT_RING(dwords);
2413 ADVANCE_RING();
2414 }
2415
2416 return 0;
2417 }
2418
2419 void r600_cp_dispatch_swap(struct drm_device *dev, struct drm_file *file_priv)
2420 {
2421 drm_radeon_private_t *dev_priv = dev->dev_private;
2422 struct drm_master *master = file_priv->master;
2423 struct drm_radeon_master_private *master_priv = master->driver_priv;
2424 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
2425 int nbox = sarea_priv->nbox;
2426 struct drm_clip_rect *pbox = sarea_priv->boxes;
2427 int i, cpp, src_pitch, dst_pitch;
2428 uint64_t src, dst;
2429 RING_LOCALS;
2430 DRM_DEBUG("\n");
2431
2432 if (dev_priv->color_fmt == RADEON_COLOR_FORMAT_ARGB8888)
2433 cpp = 4;
2434 else
2435 cpp = 2;
2436
2437 if (sarea_priv->pfCurrentPage == 0) {
2438 src_pitch = dev_priv->back_pitch;
2439 dst_pitch = dev_priv->front_pitch;
2440 src = dev_priv->back_offset + dev_priv->fb_location;
2441 dst = dev_priv->front_offset + dev_priv->fb_location;
2442 } else {
2443 src_pitch = dev_priv->front_pitch;
2444 dst_pitch = dev_priv->back_pitch;
2445 src = dev_priv->front_offset + dev_priv->fb_location;
2446 dst = dev_priv->back_offset + dev_priv->fb_location;
2447 }
2448
2449 if (r600_prepare_blit_copy(dev, file_priv)) {
2450 DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
2451 return;
2452 }
2453 for (i = 0; i < nbox; i++) {
2454 int x = pbox[i].x1;
2455 int y = pbox[i].y1;
2456 int w = pbox[i].x2 - x;
2457 int h = pbox[i].y2 - y;
2458
2459 DRM_DEBUG("%d,%d-%d,%d\n", x, y, w, h);
2460
2461 r600_blit_swap(dev,
2462 src, dst,
2463 x, y, x, y, w, h,
2464 src_pitch, dst_pitch, cpp);
2465 }
2466 r600_done_blit_copy(dev);
2467
2468 /* Increment the frame counter. The client-side 3D driver must
2469 * throttle the framerate by waiting for this value before
2470 * performing the swapbuffer ioctl.
2471 */
2472 sarea_priv->last_frame++;
2473
2474 BEGIN_RING(3);
2475 R600_FRAME_AGE(sarea_priv->last_frame);
2476 ADVANCE_RING();
2477 }
2478
2479 int r600_cp_dispatch_texture(struct drm_device *dev,
2480 struct drm_file *file_priv,
2481 drm_radeon_texture_t *tex,
2482 drm_radeon_tex_image_t *image)
2483 {
2484 drm_radeon_private_t *dev_priv = dev->dev_private;
2485 struct drm_buf *buf;
2486 u32 *buffer;
2487 const u8 __user *data;
2488 int size, pass_size;
2489 u64 src_offset, dst_offset;
2490
2491 if (!radeon_check_offset(dev_priv, tex->offset)) {
2492 DRM_ERROR("Invalid destination offset\n");
2493 return -EINVAL;
2494 }
2495
2496 /* this might fail for zero-sized uploads - are those illegal? */
2497 if (!radeon_check_offset(dev_priv, tex->offset + tex->height * tex->pitch - 1)) {
2498 DRM_ERROR("Invalid final destination offset\n");
2499 return -EINVAL;
2500 }
2501
2502 size = tex->height * tex->pitch;
2503
2504 if (size == 0)
2505 return 0;
2506
2507 dst_offset = tex->offset;
2508
2509 if (r600_prepare_blit_copy(dev, file_priv)) {
2510 DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
2511 return -EAGAIN;
2512 }
2513 do {
2514 data = (const u8 __user *)image->data;
2515 pass_size = size;
2516
2517 buf = radeon_freelist_get(dev);
2518 if (!buf) {
2519 DRM_DEBUG("EAGAIN\n");
2520 if (DRM_COPY_TO_USER(tex->image, image, sizeof(*image)))
2521 return -EFAULT;
2522 return -EAGAIN;
2523 }
2524
2525 if (pass_size > buf->total)
2526 pass_size = buf->total;
2527
2528 /* Dispatch the indirect buffer.
2529 */
2530 buffer =
2531 (u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset);
2532
2533 if (DRM_COPY_FROM_USER(buffer, data, pass_size)) {
2534 DRM_ERROR("EFAULT on pad, %d bytes\n", pass_size);
2535 return -EFAULT;
2536 }
2537
2538 buf->file_priv = file_priv;
2539 buf->used = pass_size;
2540 src_offset = dev_priv->gart_buffers_offset + buf->offset;
2541
2542 r600_blit_copy(dev, src_offset, dst_offset, pass_size);
2543
2544 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2545
2546 /* Update the input parameters for next time */
2547 image->data = (const u8 __user *)image->data + pass_size;
2548 dst_offset += pass_size;
2549 size -= pass_size;
2550 } while (size > 0);
2551 r600_done_blit_copy(dev);
2552
2553 return 0;
2554 }
2555
2556 /*
2557 * Legacy cs ioctl
2558 */
2559 static u32 radeon_cs_id_get(struct drm_radeon_private *radeon)
2560 {
2561 /* FIXME: check if wrap affect last reported wrap & sequence */
2562 radeon->cs_id_scnt = (radeon->cs_id_scnt + 1) & 0x00FFFFFF;
2563 if (!radeon->cs_id_scnt) {
2564 /* increment wrap counter */
2565 radeon->cs_id_wcnt += 0x01000000;
2566 /* valid sequence counter start at 1 */
2567 radeon->cs_id_scnt = 1;
2568 }
2569 return (radeon->cs_id_scnt | radeon->cs_id_wcnt);
2570 }
2571
2572 static void r600_cs_id_emit(drm_radeon_private_t *dev_priv, u32 *id)
2573 {
2574 RING_LOCALS;
2575
2576 *id = radeon_cs_id_get(dev_priv);
2577
2578 /* SCRATCH 2 */
2579 BEGIN_RING(3);
2580 R600_CLEAR_AGE(*id);
2581 ADVANCE_RING();
2582 COMMIT_RING();
2583 }
2584
2585 static int r600_ib_get(struct drm_device *dev,
2586 struct drm_file *fpriv,
2587 struct drm_buf **buffer)
2588 {
2589 struct drm_buf *buf;
2590
2591 *buffer = NULL;
2592 buf = radeon_freelist_get(dev);
2593 if (!buf) {
2594 return -EBUSY;
2595 }
2596 buf->file_priv = fpriv;
2597 *buffer = buf;
2598 return 0;
2599 }
2600
2601 static void r600_ib_free(struct drm_device *dev, struct drm_buf *buf,
2602 struct drm_file *fpriv, int l, int r)
2603 {
2604 drm_radeon_private_t *dev_priv = dev->dev_private;
2605
2606 if (buf) {
2607 if (!r)
2608 r600_cp_dispatch_indirect(dev, buf, 0, l * 4);
2609 radeon_cp_discard_buffer(dev, fpriv->master, buf);
2610 COMMIT_RING();
2611 }
2612 }
2613
2614 int r600_cs_legacy_ioctl(struct drm_device *dev, void *data, struct drm_file *fpriv)
2615 {
2616 struct drm_radeon_private *dev_priv = dev->dev_private;
2617 struct drm_radeon_cs *cs = data;
2618 struct drm_buf *buf;
2619 unsigned family;
2620 int l, r = 0;
2621 u32 *ib, cs_id = 0;
2622
2623 if (dev_priv == NULL) {
2624 DRM_ERROR("called with no initialization\n");
2625 return -EINVAL;
2626 }
2627 family = dev_priv->flags & RADEON_FAMILY_MASK;
2628 if (family < CHIP_R600) {
2629 DRM_ERROR("cs ioctl valid only for R6XX & R7XX in legacy mode\n");
2630 return -EINVAL;
2631 }
2632 mutex_lock(&dev_priv->cs_mutex);
2633 /* get ib */
2634 r = r600_ib_get(dev, fpriv, &buf);
2635 if (r) {
2636 DRM_ERROR("ib_get failed\n");
2637 goto out;
2638 }
2639 ib = dev->agp_buffer_map->handle + buf->offset;
2640 /* now parse command stream */
2641 r = r600_cs_legacy(dev, data, fpriv, family, ib, &l);
2642 if (r) {
2643 goto out;
2644 }
2645
2646 out:
2647 r600_ib_free(dev, buf, fpriv, l, r);
2648 /* emit cs id sequence */
2649 r600_cs_id_emit(dev_priv, &cs_id);
2650 cs->cs_id = cs_id;
2651 mutex_unlock(&dev_priv->cs_mutex);
2652 return r;
2653 }
2654
2655 void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size)
2656 {
2657 struct drm_radeon_private *dev_priv = dev->dev_private;
2658
2659 *npipes = dev_priv->r600_npipes;
2660 *nbanks = dev_priv->r600_nbanks;
2661 *group_size = dev_priv->r600_group_size;
2662 }
linux-next