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Linux 4.2.1
[linux/fpc-iii.git] / drivers / gpu / drm / radeon / r600_cp.c
blob98f9adaccc3dadfc75c85ff5a7cbdf9994e48abc
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 * ------------------------ This file is DEPRECATED! -------------------------
29 */
30
31 #include <linux/module.h>
32
33 #include <drm/drmP.h>
34 #include <drm/radeon_drm.h>
35 #include "radeon_drv.h"
36
37 #define PFP_UCODE_SIZE 576
38 #define PM4_UCODE_SIZE 1792
39 #define R700_PFP_UCODE_SIZE 848
40 #define R700_PM4_UCODE_SIZE 1360
41
42 /* Firmware Names */
43 MODULE_FIRMWARE("radeon/R600_pfp.bin");
44 MODULE_FIRMWARE("radeon/R600_me.bin");
45 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
46 MODULE_FIRMWARE("radeon/RV610_me.bin");
47 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
48 MODULE_FIRMWARE("radeon/RV630_me.bin");
49 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
50 MODULE_FIRMWARE("radeon/RV620_me.bin");
51 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
52 MODULE_FIRMWARE("radeon/RV635_me.bin");
53 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
54 MODULE_FIRMWARE("radeon/RV670_me.bin");
55 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
56 MODULE_FIRMWARE("radeon/RS780_me.bin");
57 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
58 MODULE_FIRMWARE("radeon/RV770_me.bin");
59 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
60 MODULE_FIRMWARE("radeon/RV730_me.bin");
61 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
62 MODULE_FIRMWARE("radeon/RV710_me.bin");
63
64
65 int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
66 unsigned family, u32 *ib, int *l);
67 void r600_cs_legacy_init(void);
68
69
70 # define ATI_PCIGART_PAGE_SIZE 4096 /**< PCI GART page size */
71 # define ATI_PCIGART_PAGE_MASK (~(ATI_PCIGART_PAGE_SIZE-1))
72
73 #define R600_PTE_VALID (1 << 0)
74 #define R600_PTE_SYSTEM (1 << 1)
75 #define R600_PTE_SNOOPED (1 << 2)
76 #define R600_PTE_READABLE (1 << 5)
77 #define R600_PTE_WRITEABLE (1 << 6)
78
79 /* MAX values used for gfx init */
80 #define R6XX_MAX_SH_GPRS 256
81 #define R6XX_MAX_TEMP_GPRS 16
82 #define R6XX_MAX_SH_THREADS 256
83 #define R6XX_MAX_SH_STACK_ENTRIES 4096
84 #define R6XX_MAX_BACKENDS 8
85 #define R6XX_MAX_BACKENDS_MASK 0xff
86 #define R6XX_MAX_SIMDS 8
87 #define R6XX_MAX_SIMDS_MASK 0xff
88 #define R6XX_MAX_PIPES 8
89 #define R6XX_MAX_PIPES_MASK 0xff
90
91 #define R7XX_MAX_SH_GPRS 256
92 #define R7XX_MAX_TEMP_GPRS 16
93 #define R7XX_MAX_SH_THREADS 256
94 #define R7XX_MAX_SH_STACK_ENTRIES 4096
95 #define R7XX_MAX_BACKENDS 8
96 #define R7XX_MAX_BACKENDS_MASK 0xff
97 #define R7XX_MAX_SIMDS 16
98 #define R7XX_MAX_SIMDS_MASK 0xffff
99 #define R7XX_MAX_PIPES 8
100 #define R7XX_MAX_PIPES_MASK 0xff
101
102 static int r600_do_wait_for_fifo(drm_radeon_private_t *dev_priv, int entries)
103 {
104 int i;
105
106 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
107
108 for (i = 0; i < dev_priv->usec_timeout; i++) {
109 int slots;
110 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)
111 slots = (RADEON_READ(R600_GRBM_STATUS)
112 & R700_CMDFIFO_AVAIL_MASK);
113 else
114 slots = (RADEON_READ(R600_GRBM_STATUS)
115 & R600_CMDFIFO_AVAIL_MASK);
116 if (slots >= entries)
117 return 0;
118 DRM_UDELAY(1);
119 }
120 DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n",
121 RADEON_READ(R600_GRBM_STATUS),
122 RADEON_READ(R600_GRBM_STATUS2));
123
124 return -EBUSY;
125 }
126
127 static int r600_do_wait_for_idle(drm_radeon_private_t *dev_priv)
128 {
129 int i, ret;
130
131 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE;
132
133 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)
134 ret = r600_do_wait_for_fifo(dev_priv, 8);
135 else
136 ret = r600_do_wait_for_fifo(dev_priv, 16);
137 if (ret)
138 return ret;
139 for (i = 0; i < dev_priv->usec_timeout; i++) {
140 if (!(RADEON_READ(R600_GRBM_STATUS) & R600_GUI_ACTIVE))
141 return 0;
142 DRM_UDELAY(1);
143 }
144 DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n",
145 RADEON_READ(R600_GRBM_STATUS),
146 RADEON_READ(R600_GRBM_STATUS2));
147
148 return -EBUSY;
149 }
150
151 void r600_page_table_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info)
152 {
153 struct drm_sg_mem *entry = dev->sg;
154 int max_pages;
155 int pages;
156 int i;
157
158 if (!entry)
159 return;
160
161 if (gart_info->bus_addr) {
162 max_pages = (gart_info->table_size / sizeof(u64));
163 pages = (entry->pages <= max_pages)
164 ? entry->pages : max_pages;
165
166 for (i = 0; i < pages; i++) {
167 if (!entry->busaddr[i])
168 break;
169 pci_unmap_page(dev->pdev, entry->busaddr[i],
170 PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
171 }
172 if (gart_info->gart_table_location == DRM_ATI_GART_MAIN)
173 gart_info->bus_addr = 0;
174 }
175 }
176
177 /* R600 has page table setup */
178 int r600_page_table_init(struct drm_device *dev)
179 {
180 drm_radeon_private_t *dev_priv = dev->dev_private;
181 struct drm_ati_pcigart_info *gart_info = &dev_priv->gart_info;
182 struct drm_local_map *map = &gart_info->mapping;
183 struct drm_sg_mem *entry = dev->sg;
184 int ret = 0;
185 int i, j;
186 int pages;
187 u64 page_base;
188 dma_addr_t entry_addr;
189 int max_ati_pages, max_real_pages, gart_idx;
190
191 /* okay page table is available - lets rock */
192 max_ati_pages = (gart_info->table_size / sizeof(u64));
193 max_real_pages = max_ati_pages / (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE);
194
195 pages = (entry->pages <= max_real_pages) ?
196 entry->pages : max_real_pages;
197
198 memset_io((void __iomem *)map->handle, 0, max_ati_pages * sizeof(u64));
199
200 gart_idx = 0;
201 for (i = 0; i < pages; i++) {
202 entry->busaddr[i] = pci_map_page(dev->pdev,
203 entry->pagelist[i], 0,
204 PAGE_SIZE,
205 PCI_DMA_BIDIRECTIONAL);
206 if (pci_dma_mapping_error(dev->pdev, entry->busaddr[i])) {
207 DRM_ERROR("unable to map PCIGART pages!\n");
208 r600_page_table_cleanup(dev, gart_info);
209 goto done;
210 }
211 entry_addr = entry->busaddr[i];
212 for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) {
213 page_base = (u64) entry_addr & ATI_PCIGART_PAGE_MASK;
214 page_base |= R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED;
215 page_base |= R600_PTE_READABLE | R600_PTE_WRITEABLE;
216
217 DRM_WRITE64(map, gart_idx * sizeof(u64), page_base);
218
219 gart_idx++;
220
221 if ((i % 128) == 0)
222 DRM_DEBUG("page entry %d: 0x%016llx\n",
223 i, (unsigned long long)page_base);
224 entry_addr += ATI_PCIGART_PAGE_SIZE;
225 }
226 }
227 ret = 1;
228 done:
229 return ret;
230 }
231
232 static void r600_vm_flush_gart_range(struct drm_device *dev)
233 {
234 drm_radeon_private_t *dev_priv = dev->dev_private;
235 u32 resp, countdown = 1000;
236 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_LOW_ADDR, dev_priv->gart_vm_start >> 12);
237 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
238 RADEON_WRITE(R600_VM_CONTEXT0_REQUEST_RESPONSE, 2);
239
240 do {
241 resp = RADEON_READ(R600_VM_CONTEXT0_REQUEST_RESPONSE);
242 countdown--;
243 DRM_UDELAY(1);
244 } while (((resp & 0xf0) == 0) && countdown);
245 }
246
247 static void r600_vm_init(struct drm_device *dev)
248 {
249 drm_radeon_private_t *dev_priv = dev->dev_private;
250 /* initialise the VM to use the page table we constructed up there */
251 u32 vm_c0, i;
252 u32 mc_rd_a;
253 u32 vm_l2_cntl, vm_l2_cntl3;
254 /* okay set up the PCIE aperture type thingo */
255 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12);
256 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
257 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
258
259 /* setup MC RD a */
260 mc_rd_a = R600_MCD_L1_TLB | R600_MCD_L1_FRAG_PROC | R600_MCD_SYSTEM_ACCESS_MODE_IN_SYS |
261 R600_MCD_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | R600_MCD_EFFECTIVE_L1_TLB_SIZE(5) |
262 R600_MCD_EFFECTIVE_L1_QUEUE_SIZE(5) | R600_MCD_WAIT_L2_QUERY;
263
264 RADEON_WRITE(R600_MCD_RD_A_CNTL, mc_rd_a);
265 RADEON_WRITE(R600_MCD_RD_B_CNTL, mc_rd_a);
266
267 RADEON_WRITE(R600_MCD_WR_A_CNTL, mc_rd_a);
268 RADEON_WRITE(R600_MCD_WR_B_CNTL, mc_rd_a);
269
270 RADEON_WRITE(R600_MCD_RD_GFX_CNTL, mc_rd_a);
271 RADEON_WRITE(R600_MCD_WR_GFX_CNTL, mc_rd_a);
272
273 RADEON_WRITE(R600_MCD_RD_SYS_CNTL, mc_rd_a);
274 RADEON_WRITE(R600_MCD_WR_SYS_CNTL, mc_rd_a);
275
276 RADEON_WRITE(R600_MCD_RD_HDP_CNTL, mc_rd_a | R600_MCD_L1_STRICT_ORDERING);
277 RADEON_WRITE(R600_MCD_WR_HDP_CNTL, mc_rd_a /*| R600_MCD_L1_STRICT_ORDERING*/);
278
279 RADEON_WRITE(R600_MCD_RD_PDMA_CNTL, mc_rd_a);
280 RADEON_WRITE(R600_MCD_WR_PDMA_CNTL, mc_rd_a);
281
282 RADEON_WRITE(R600_MCD_RD_SEM_CNTL, mc_rd_a | R600_MCD_SEMAPHORE_MODE);
283 RADEON_WRITE(R600_MCD_WR_SEM_CNTL, mc_rd_a);
284
285 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W;
286 vm_l2_cntl |= R600_VM_L2_CNTL_QUEUE_SIZE(7);
287 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl);
288
289 RADEON_WRITE(R600_VM_L2_CNTL2, 0);
290 vm_l2_cntl3 = (R600_VM_L2_CNTL3_BANK_SELECT_0(0) |
291 R600_VM_L2_CNTL3_BANK_SELECT_1(1) |
292 R600_VM_L2_CNTL3_CACHE_UPDATE_MODE(2));
293 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3);
294
295 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT;
296
297 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0);
298
299 vm_c0 &= ~R600_VM_ENABLE_CONTEXT;
300
301 /* disable all other contexts */
302 for (i = 1; i < 8; i++)
303 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0);
304
305 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12);
306 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12);
307 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
308
309 r600_vm_flush_gart_range(dev);
310 }
311
312 static int r600_cp_init_microcode(drm_radeon_private_t *dev_priv)
313 {
314 struct platform_device *pdev;
315 const char *chip_name;
316 size_t pfp_req_size, me_req_size;
317 char fw_name[30];
318 int err;
319
320 pdev = platform_device_register_simple("r600_cp", 0, NULL, 0);
321 err = IS_ERR(pdev);
322 if (err) {
323 printk(KERN_ERR "r600_cp: Failed to register firmware\n");
324 return -EINVAL;
325 }
326
327 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
328 case CHIP_R600: chip_name = "R600"; break;
329 case CHIP_RV610: chip_name = "RV610"; break;
330 case CHIP_RV630: chip_name = "RV630"; break;
331 case CHIP_RV620: chip_name = "RV620"; break;
332 case CHIP_RV635: chip_name = "RV635"; break;
333 case CHIP_RV670: chip_name = "RV670"; break;
334 case CHIP_RS780:
335 case CHIP_RS880: chip_name = "RS780"; break;
336 case CHIP_RV770: chip_name = "RV770"; break;
337 case CHIP_RV730:
338 case CHIP_RV740: chip_name = "RV730"; break;
339 case CHIP_RV710: chip_name = "RV710"; break;
340 default: BUG();
341 }
342
343 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) {
344 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
345 me_req_size = R700_PM4_UCODE_SIZE * 4;
346 } else {
347 pfp_req_size = PFP_UCODE_SIZE * 4;
348 me_req_size = PM4_UCODE_SIZE * 12;
349 }
350
351 DRM_INFO("Loading %s CP Microcode\n", chip_name);
352
353 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
354 err = request_firmware(&dev_priv->pfp_fw, fw_name, &pdev->dev);
355 if (err)
356 goto out;
357 if (dev_priv->pfp_fw->size != pfp_req_size) {
358 printk(KERN_ERR
359 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
360 dev_priv->pfp_fw->size, fw_name);
361 err = -EINVAL;
362 goto out;
363 }
364
365 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
366 err = request_firmware(&dev_priv->me_fw, fw_name, &pdev->dev);
367 if (err)
368 goto out;
369 if (dev_priv->me_fw->size != me_req_size) {
370 printk(KERN_ERR
371 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
372 dev_priv->me_fw->size, fw_name);
373 err = -EINVAL;
374 }
375 out:
376 platform_device_unregister(pdev);
377
378 if (err) {
379 if (err != -EINVAL)
380 printk(KERN_ERR
381 "r600_cp: Failed to load firmware \"%s\"\n",
382 fw_name);
383 release_firmware(dev_priv->pfp_fw);
384 dev_priv->pfp_fw = NULL;
385 release_firmware(dev_priv->me_fw);
386 dev_priv->me_fw = NULL;
387 }
388 return err;
389 }
390
391 static void r600_cp_load_microcode(drm_radeon_private_t *dev_priv)
392 {
393 const __be32 *fw_data;
394 int i;
395
396 if (!dev_priv->me_fw || !dev_priv->pfp_fw)
397 return;
398
399 r600_do_cp_stop(dev_priv);
400
401 RADEON_WRITE(R600_CP_RB_CNTL,
402 #ifdef __BIG_ENDIAN
403 R600_BUF_SWAP_32BIT |
404 #endif
405 R600_RB_NO_UPDATE |
406 R600_RB_BLKSZ(15) |
407 R600_RB_BUFSZ(3));
408
409 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
410 RADEON_READ(R600_GRBM_SOFT_RESET);
411 mdelay(15);
412 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
413
414 fw_data = (const __be32 *)dev_priv->me_fw->data;
415 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
416 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
417 RADEON_WRITE(R600_CP_ME_RAM_DATA,
418 be32_to_cpup(fw_data++));
419
420 fw_data = (const __be32 *)dev_priv->pfp_fw->data;
421 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
422 for (i = 0; i < PFP_UCODE_SIZE; i++)
423 RADEON_WRITE(R600_CP_PFP_UCODE_DATA,
424 be32_to_cpup(fw_data++));
425
426 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
427 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
428 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
429
430 }
431
432 static void r700_vm_init(struct drm_device *dev)
433 {
434 drm_radeon_private_t *dev_priv = dev->dev_private;
435 /* initialise the VM to use the page table we constructed up there */
436 u32 vm_c0, i;
437 u32 mc_vm_md_l1;
438 u32 vm_l2_cntl, vm_l2_cntl3;
439 /* okay set up the PCIE aperture type thingo */
440 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12);
441 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
442 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
443
444 mc_vm_md_l1 = R700_ENABLE_L1_TLB |
445 R700_ENABLE_L1_FRAGMENT_PROCESSING |
446 R700_SYSTEM_ACCESS_MODE_IN_SYS |
447 R700_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
448 R700_EFFECTIVE_L1_TLB_SIZE(5) |
449 R700_EFFECTIVE_L1_QUEUE_SIZE(5);
450
451 RADEON_WRITE(R700_MC_VM_MD_L1_TLB0_CNTL, mc_vm_md_l1);
452 RADEON_WRITE(R700_MC_VM_MD_L1_TLB1_CNTL, mc_vm_md_l1);
453 RADEON_WRITE(R700_MC_VM_MD_L1_TLB2_CNTL, mc_vm_md_l1);
454 RADEON_WRITE(R700_MC_VM_MB_L1_TLB0_CNTL, mc_vm_md_l1);
455 RADEON_WRITE(R700_MC_VM_MB_L1_TLB1_CNTL, mc_vm_md_l1);
456 RADEON_WRITE(R700_MC_VM_MB_L1_TLB2_CNTL, mc_vm_md_l1);
457 RADEON_WRITE(R700_MC_VM_MB_L1_TLB3_CNTL, mc_vm_md_l1);
458
459 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W;
460 vm_l2_cntl |= R700_VM_L2_CNTL_QUEUE_SIZE(7);
461 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl);
462
463 RADEON_WRITE(R600_VM_L2_CNTL2, 0);
464 vm_l2_cntl3 = R700_VM_L2_CNTL3_BANK_SELECT(0) | R700_VM_L2_CNTL3_CACHE_UPDATE_MODE(2);
465 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3);
466
467 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT;
468
469 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0);
470
471 vm_c0 &= ~R600_VM_ENABLE_CONTEXT;
472
473 /* disable all other contexts */
474 for (i = 1; i < 8; i++)
475 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0);
476
477 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12);
478 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12);
479 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12);
480
481 r600_vm_flush_gart_range(dev);
482 }
483
484 static void r700_cp_load_microcode(drm_radeon_private_t *dev_priv)
485 {
486 const __be32 *fw_data;
487 int i;
488
489 if (!dev_priv->me_fw || !dev_priv->pfp_fw)
490 return;
491
492 r600_do_cp_stop(dev_priv);
493
494 RADEON_WRITE(R600_CP_RB_CNTL,
495 #ifdef __BIG_ENDIAN
496 R600_BUF_SWAP_32BIT |
497 #endif
498 R600_RB_NO_UPDATE |
499 R600_RB_BLKSZ(15) |
500 R600_RB_BUFSZ(3));
501
502 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
503 RADEON_READ(R600_GRBM_SOFT_RESET);
504 mdelay(15);
505 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
506
507 fw_data = (const __be32 *)dev_priv->pfp_fw->data;
508 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
509 for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
510 RADEON_WRITE(R600_CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
511 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
512
513 fw_data = (const __be32 *)dev_priv->me_fw->data;
514 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
515 for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
516 RADEON_WRITE(R600_CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
517 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
518
519 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
520 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
521 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
522
523 }
524
525 static void r600_test_writeback(drm_radeon_private_t *dev_priv)
526 {
527 u32 tmp;
528
529 /* Start with assuming that writeback doesn't work */
530 dev_priv->writeback_works = 0;
531
532 /* Writeback doesn't seem to work everywhere, test it here and possibly
533 * enable it if it appears to work
534 */
535 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0);
536
537 RADEON_WRITE(R600_SCRATCH_REG1, 0xdeadbeef);
538
539 for (tmp = 0; tmp < dev_priv->usec_timeout; tmp++) {
540 u32 val;
541
542 val = radeon_read_ring_rptr(dev_priv, R600_SCRATCHOFF(1));
543 if (val == 0xdeadbeef)
544 break;
545 DRM_UDELAY(1);
546 }
547
548 if (tmp < dev_priv->usec_timeout) {
549 dev_priv->writeback_works = 1;
550 DRM_INFO("writeback test succeeded in %d usecs\n", tmp);
551 } else {
552 dev_priv->writeback_works = 0;
553 DRM_INFO("writeback test failed\n");
554 }
555 if (radeon_no_wb == 1) {
556 dev_priv->writeback_works = 0;
557 DRM_INFO("writeback forced off\n");
558 }
559
560 if (!dev_priv->writeback_works) {
561 /* Disable writeback to avoid unnecessary bus master transfer */
562 RADEON_WRITE(R600_CP_RB_CNTL,
563 #ifdef __BIG_ENDIAN
564 R600_BUF_SWAP_32BIT |
565 #endif
566 RADEON_READ(R600_CP_RB_CNTL) |
567 R600_RB_NO_UPDATE);
568 RADEON_WRITE(R600_SCRATCH_UMSK, 0);
569 }
570 }
571
572 int r600_do_engine_reset(struct drm_device *dev)
573 {
574 drm_radeon_private_t *dev_priv = dev->dev_private;
575 u32 cp_ptr, cp_me_cntl, cp_rb_cntl;
576
577 DRM_INFO("Resetting GPU\n");
578
579 cp_ptr = RADEON_READ(R600_CP_RB_WPTR);
580 cp_me_cntl = RADEON_READ(R600_CP_ME_CNTL);
581 RADEON_WRITE(R600_CP_ME_CNTL, R600_CP_ME_HALT);
582
583 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0x7fff);
584 RADEON_READ(R600_GRBM_SOFT_RESET);
585 DRM_UDELAY(50);
586 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
587 RADEON_READ(R600_GRBM_SOFT_RESET);
588
589 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0);
590 cp_rb_cntl = RADEON_READ(R600_CP_RB_CNTL);
591 RADEON_WRITE(R600_CP_RB_CNTL,
592 #ifdef __BIG_ENDIAN
593 R600_BUF_SWAP_32BIT |
594 #endif
595 R600_RB_RPTR_WR_ENA);
596
597 RADEON_WRITE(R600_CP_RB_RPTR_WR, cp_ptr);
598 RADEON_WRITE(R600_CP_RB_WPTR, cp_ptr);
599 RADEON_WRITE(R600_CP_RB_CNTL, cp_rb_cntl);
600 RADEON_WRITE(R600_CP_ME_CNTL, cp_me_cntl);
601
602 /* Reset the CP ring */
603 r600_do_cp_reset(dev_priv);
604
605 /* The CP is no longer running after an engine reset */
606 dev_priv->cp_running = 0;
607
608 /* Reset any pending vertex, indirect buffers */
609 radeon_freelist_reset(dev);
610
611 return 0;
612
613 }
614
615 static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
616 u32 num_backends,
617 u32 backend_disable_mask)
618 {
619 u32 backend_map = 0;
620 u32 enabled_backends_mask;
621 u32 enabled_backends_count;
622 u32 cur_pipe;
623 u32 swizzle_pipe[R6XX_MAX_PIPES];
624 u32 cur_backend;
625 u32 i;
626
627 if (num_tile_pipes > R6XX_MAX_PIPES)
628 num_tile_pipes = R6XX_MAX_PIPES;
629 if (num_tile_pipes < 1)
630 num_tile_pipes = 1;
631 if (num_backends > R6XX_MAX_BACKENDS)
632 num_backends = R6XX_MAX_BACKENDS;
633 if (num_backends < 1)
634 num_backends = 1;
635
636 enabled_backends_mask = 0;
637 enabled_backends_count = 0;
638 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
639 if (((backend_disable_mask >> i) & 1) == 0) {
640 enabled_backends_mask |= (1 << i);
641 ++enabled_backends_count;
642 }
643 if (enabled_backends_count == num_backends)
644 break;
645 }
646
647 if (enabled_backends_count == 0) {
648 enabled_backends_mask = 1;
649 enabled_backends_count = 1;
650 }
651
652 if (enabled_backends_count != num_backends)
653 num_backends = enabled_backends_count;
654
655 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
656 switch (num_tile_pipes) {
657 case 1:
658 swizzle_pipe[0] = 0;
659 break;
660 case 2:
661 swizzle_pipe[0] = 0;
662 swizzle_pipe[1] = 1;
663 break;
664 case 3:
665 swizzle_pipe[0] = 0;
666 swizzle_pipe[1] = 1;
667 swizzle_pipe[2] = 2;
668 break;
669 case 4:
670 swizzle_pipe[0] = 0;
671 swizzle_pipe[1] = 1;
672 swizzle_pipe[2] = 2;
673 swizzle_pipe[3] = 3;
674 break;
675 case 5:
676 swizzle_pipe[0] = 0;
677 swizzle_pipe[1] = 1;
678 swizzle_pipe[2] = 2;
679 swizzle_pipe[3] = 3;
680 swizzle_pipe[4] = 4;
681 break;
682 case 6:
683 swizzle_pipe[0] = 0;
684 swizzle_pipe[1] = 2;
685 swizzle_pipe[2] = 4;
686 swizzle_pipe[3] = 5;
687 swizzle_pipe[4] = 1;
688 swizzle_pipe[5] = 3;
689 break;
690 case 7:
691 swizzle_pipe[0] = 0;
692 swizzle_pipe[1] = 2;
693 swizzle_pipe[2] = 4;
694 swizzle_pipe[3] = 6;
695 swizzle_pipe[4] = 1;
696 swizzle_pipe[5] = 3;
697 swizzle_pipe[6] = 5;
698 break;
699 case 8:
700 swizzle_pipe[0] = 0;
701 swizzle_pipe[1] = 2;
702 swizzle_pipe[2] = 4;
703 swizzle_pipe[3] = 6;
704 swizzle_pipe[4] = 1;
705 swizzle_pipe[5] = 3;
706 swizzle_pipe[6] = 5;
707 swizzle_pipe[7] = 7;
708 break;
709 }
710
711 cur_backend = 0;
712 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
713 while (((1 << cur_backend) & enabled_backends_mask) == 0)
714 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
715
716 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
717
718 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
719 }
720
721 return backend_map;
722 }
723
724 static int r600_count_pipe_bits(uint32_t val)
725 {
726 return hweight32(val);
727 }
728
729 static void r600_gfx_init(struct drm_device *dev,
730 drm_radeon_private_t *dev_priv)
731 {
732 int i, j, num_qd_pipes;
733 u32 sx_debug_1;
734 u32 tc_cntl;
735 u32 arb_pop;
736 u32 num_gs_verts_per_thread;
737 u32 vgt_gs_per_es;
738 u32 gs_prim_buffer_depth = 0;
739 u32 sq_ms_fifo_sizes;
740 u32 sq_config;
741 u32 sq_gpr_resource_mgmt_1 = 0;
742 u32 sq_gpr_resource_mgmt_2 = 0;
743 u32 sq_thread_resource_mgmt = 0;
744 u32 sq_stack_resource_mgmt_1 = 0;
745 u32 sq_stack_resource_mgmt_2 = 0;
746 u32 hdp_host_path_cntl;
747 u32 backend_map;
748 u32 gb_tiling_config = 0;
749 u32 cc_rb_backend_disable;
750 u32 cc_gc_shader_pipe_config;
751 u32 ramcfg;
752
753 /* setup chip specs */
754 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
755 case CHIP_R600:
756 dev_priv->r600_max_pipes = 4;
757 dev_priv->r600_max_tile_pipes = 8;
758 dev_priv->r600_max_simds = 4;
759 dev_priv->r600_max_backends = 4;
760 dev_priv->r600_max_gprs = 256;
761 dev_priv->r600_max_threads = 192;
762 dev_priv->r600_max_stack_entries = 256;
763 dev_priv->r600_max_hw_contexts = 8;
764 dev_priv->r600_max_gs_threads = 16;
765 dev_priv->r600_sx_max_export_size = 128;
766 dev_priv->r600_sx_max_export_pos_size = 16;
767 dev_priv->r600_sx_max_export_smx_size = 128;
768 dev_priv->r600_sq_num_cf_insts = 2;
769 break;
770 case CHIP_RV630:
771 case CHIP_RV635:
772 dev_priv->r600_max_pipes = 2;
773 dev_priv->r600_max_tile_pipes = 2;
774 dev_priv->r600_max_simds = 3;
775 dev_priv->r600_max_backends = 1;
776 dev_priv->r600_max_gprs = 128;
777 dev_priv->r600_max_threads = 192;
778 dev_priv->r600_max_stack_entries = 128;
779 dev_priv->r600_max_hw_contexts = 8;
780 dev_priv->r600_max_gs_threads = 4;
781 dev_priv->r600_sx_max_export_size = 128;
782 dev_priv->r600_sx_max_export_pos_size = 16;
783 dev_priv->r600_sx_max_export_smx_size = 128;
784 dev_priv->r600_sq_num_cf_insts = 2;
785 break;
786 case CHIP_RV610:
787 case CHIP_RS780:
788 case CHIP_RS880:
789 case CHIP_RV620:
790 dev_priv->r600_max_pipes = 1;
791 dev_priv->r600_max_tile_pipes = 1;
792 dev_priv->r600_max_simds = 2;
793 dev_priv->r600_max_backends = 1;
794 dev_priv->r600_max_gprs = 128;
795 dev_priv->r600_max_threads = 192;
796 dev_priv->r600_max_stack_entries = 128;
797 dev_priv->r600_max_hw_contexts = 4;
798 dev_priv->r600_max_gs_threads = 4;
799 dev_priv->r600_sx_max_export_size = 128;
800 dev_priv->r600_sx_max_export_pos_size = 16;
801 dev_priv->r600_sx_max_export_smx_size = 128;
802 dev_priv->r600_sq_num_cf_insts = 1;
803 break;
804 case CHIP_RV670:
805 dev_priv->r600_max_pipes = 4;
806 dev_priv->r600_max_tile_pipes = 4;
807 dev_priv->r600_max_simds = 4;
808 dev_priv->r600_max_backends = 4;
809 dev_priv->r600_max_gprs = 192;
810 dev_priv->r600_max_threads = 192;
811 dev_priv->r600_max_stack_entries = 256;
812 dev_priv->r600_max_hw_contexts = 8;
813 dev_priv->r600_max_gs_threads = 16;
814 dev_priv->r600_sx_max_export_size = 128;
815 dev_priv->r600_sx_max_export_pos_size = 16;
816 dev_priv->r600_sx_max_export_smx_size = 128;
817 dev_priv->r600_sq_num_cf_insts = 2;
818 break;
819 default:
820 break;
821 }
822
823 /* Initialize HDP */
824 j = 0;
825 for (i = 0; i < 32; i++) {
826 RADEON_WRITE((0x2c14 + j), 0x00000000);
827 RADEON_WRITE((0x2c18 + j), 0x00000000);
828 RADEON_WRITE((0x2c1c + j), 0x00000000);
829 RADEON_WRITE((0x2c20 + j), 0x00000000);
830 RADEON_WRITE((0x2c24 + j), 0x00000000);
831 j += 0x18;
832 }
833
834 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff));
835
836 /* setup tiling, simd, pipe config */
837 ramcfg = RADEON_READ(R600_RAMCFG);
838
839 switch (dev_priv->r600_max_tile_pipes) {
840 case 1:
841 gb_tiling_config |= R600_PIPE_TILING(0);
842 break;
843 case 2:
844 gb_tiling_config |= R600_PIPE_TILING(1);
845 break;
846 case 4:
847 gb_tiling_config |= R600_PIPE_TILING(2);
848 break;
849 case 8:
850 gb_tiling_config |= R600_PIPE_TILING(3);
851 break;
852 default:
853 break;
854 }
855
856 gb_tiling_config |= R600_BANK_TILING((ramcfg >> R600_NOOFBANK_SHIFT) & R600_NOOFBANK_MASK);
857
858 gb_tiling_config |= R600_GROUP_SIZE(0);
859
860 if (((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK) > 3) {
861 gb_tiling_config |= R600_ROW_TILING(3);
862 gb_tiling_config |= R600_SAMPLE_SPLIT(3);
863 } else {
864 gb_tiling_config |=
865 R600_ROW_TILING(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK));
866 gb_tiling_config |=
867 R600_SAMPLE_SPLIT(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK));
868 }
869
870 gb_tiling_config |= R600_BANK_SWAPS(1);
871
872 cc_rb_backend_disable = RADEON_READ(R600_CC_RB_BACKEND_DISABLE) & 0x00ff0000;
873 cc_rb_backend_disable |=
874 R600_BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R6XX_MAX_BACKENDS_MASK);
875
876 cc_gc_shader_pipe_config = RADEON_READ(R600_CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
877 cc_gc_shader_pipe_config |=
878 R600_INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R6XX_MAX_PIPES_MASK);
879 cc_gc_shader_pipe_config |=
880 R600_INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R6XX_MAX_SIMDS_MASK);
881
882 backend_map = r600_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes,
883 (R6XX_MAX_BACKENDS -
884 r600_count_pipe_bits((cc_rb_backend_disable &
885 R6XX_MAX_BACKENDS_MASK) >> 16)),
886 (cc_rb_backend_disable >> 16));
887 gb_tiling_config |= R600_BACKEND_MAP(backend_map);
888
889 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
890 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
891 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
892 if (gb_tiling_config & 0xc0) {
893 dev_priv->r600_group_size = 512;
894 } else {
895 dev_priv->r600_group_size = 256;
896 }
897 dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
898 if (gb_tiling_config & 0x30) {
899 dev_priv->r600_nbanks = 8;
900 } else {
901 dev_priv->r600_nbanks = 4;
902 }
903
904 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
905 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
906 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
907
908 num_qd_pipes =
909 R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK) >> 8);
910 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK);
911 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK);
912
913 /* set HW defaults for 3D engine */
914 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) |
915 R600_ROQ_IB2_START(0x2b)));
916
917 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, (R600_MEQ_END(0x40) |
918 R600_ROQ_END(0x40)));
919
920 RADEON_WRITE(R600_TA_CNTL_AUX, (R600_DISABLE_CUBE_ANISO |
921 R600_SYNC_GRADIENT |
922 R600_SYNC_WALKER |
923 R600_SYNC_ALIGNER));
924
925 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670)
926 RADEON_WRITE(R600_ARB_GDEC_RD_CNTL, 0x00000021);
927
928 sx_debug_1 = RADEON_READ(R600_SX_DEBUG_1);
929 sx_debug_1 |= R600_SMX_EVENT_RELEASE;
930 if (((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_R600))
931 sx_debug_1 |= R600_ENABLE_NEW_SMX_ADDRESS;
932 RADEON_WRITE(R600_SX_DEBUG_1, sx_debug_1);
933
934 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) ||
935 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) ||
936 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
937 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
938 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
939 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880))
940 RADEON_WRITE(R600_DB_DEBUG, R600_PREZ_MUST_WAIT_FOR_POSTZ_DONE);
941 else
942 RADEON_WRITE(R600_DB_DEBUG, 0);
943
944 RADEON_WRITE(R600_DB_WATERMARKS, (R600_DEPTH_FREE(4) |
945 R600_DEPTH_FLUSH(16) |
946 R600_DEPTH_PENDING_FREE(4) |
947 R600_DEPTH_CACHELINE_FREE(16)));
948 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
949 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 0);
950
951 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0));
952 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(0));
953
954 sq_ms_fifo_sizes = RADEON_READ(R600_SQ_MS_FIFO_SIZES);
955 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
956 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
957 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
958 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) {
959 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(0xa) |
960 R600_FETCH_FIFO_HIWATER(0xa) |
961 R600_DONE_FIFO_HIWATER(0xe0) |
962 R600_ALU_UPDATE_FIFO_HIWATER(0x8));
963 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) ||
964 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630)) {
965 sq_ms_fifo_sizes &= ~R600_DONE_FIFO_HIWATER(0xff);
966 sq_ms_fifo_sizes |= R600_DONE_FIFO_HIWATER(0x4);
967 }
968 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
969
970 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
971 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
972 */
973 sq_config = RADEON_READ(R600_SQ_CONFIG);
974 sq_config &= ~(R600_PS_PRIO(3) |
975 R600_VS_PRIO(3) |
976 R600_GS_PRIO(3) |
977 R600_ES_PRIO(3));
978 sq_config |= (R600_DX9_CONSTS |
979 R600_VC_ENABLE |
980 R600_PS_PRIO(0) |
981 R600_VS_PRIO(1) |
982 R600_GS_PRIO(2) |
983 R600_ES_PRIO(3));
984
985 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) {
986 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(124) |
987 R600_NUM_VS_GPRS(124) |
988 R600_NUM_CLAUSE_TEMP_GPRS(4));
989 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(0) |
990 R600_NUM_ES_GPRS(0));
991 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(136) |
992 R600_NUM_VS_THREADS(48) |
993 R600_NUM_GS_THREADS(4) |
994 R600_NUM_ES_THREADS(4));
995 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(128) |
996 R600_NUM_VS_STACK_ENTRIES(128));
997 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(0) |
998 R600_NUM_ES_STACK_ENTRIES(0));
999 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
1000 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
1001 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
1002 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) {
1003 /* no vertex cache */
1004 sq_config &= ~R600_VC_ENABLE;
1005
1006 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1007 R600_NUM_VS_GPRS(44) |
1008 R600_NUM_CLAUSE_TEMP_GPRS(2));
1009 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) |
1010 R600_NUM_ES_GPRS(17));
1011 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1012 R600_NUM_VS_THREADS(78) |
1013 R600_NUM_GS_THREADS(4) |
1014 R600_NUM_ES_THREADS(31));
1015 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) |
1016 R600_NUM_VS_STACK_ENTRIES(40));
1017 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) |
1018 R600_NUM_ES_STACK_ENTRIES(16));
1019 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) ||
1020 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV635)) {
1021 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1022 R600_NUM_VS_GPRS(44) |
1023 R600_NUM_CLAUSE_TEMP_GPRS(2));
1024 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(18) |
1025 R600_NUM_ES_GPRS(18));
1026 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1027 R600_NUM_VS_THREADS(78) |
1028 R600_NUM_GS_THREADS(4) |
1029 R600_NUM_ES_THREADS(31));
1030 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) |
1031 R600_NUM_VS_STACK_ENTRIES(40));
1032 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) |
1033 R600_NUM_ES_STACK_ENTRIES(16));
1034 } else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670) {
1035 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) |
1036 R600_NUM_VS_GPRS(44) |
1037 R600_NUM_CLAUSE_TEMP_GPRS(2));
1038 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) |
1039 R600_NUM_ES_GPRS(17));
1040 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) |
1041 R600_NUM_VS_THREADS(78) |
1042 R600_NUM_GS_THREADS(4) |
1043 R600_NUM_ES_THREADS(31));
1044 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(64) |
1045 R600_NUM_VS_STACK_ENTRIES(64));
1046 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(64) |
1047 R600_NUM_ES_STACK_ENTRIES(64));
1048 }
1049
1050 RADEON_WRITE(R600_SQ_CONFIG, sq_config);
1051 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
1052 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
1053 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1054 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
1055 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
1056
1057 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
1058 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
1059 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
1060 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880))
1061 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_TC_ONLY));
1062 else
1063 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_VC_AND_TC));
1064
1065 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_2S, (R600_S0_X(0xc) |
1066 R600_S0_Y(0x4) |
1067 R600_S1_X(0x4) |
1068 R600_S1_Y(0xc)));
1069 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_4S, (R600_S0_X(0xe) |
1070 R600_S0_Y(0xe) |
1071 R600_S1_X(0x2) |
1072 R600_S1_Y(0x2) |
1073 R600_S2_X(0xa) |
1074 R600_S2_Y(0x6) |
1075 R600_S3_X(0x6) |
1076 R600_S3_Y(0xa)));
1077 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD0, (R600_S0_X(0xe) |
1078 R600_S0_Y(0xb) |
1079 R600_S1_X(0x4) |
1080 R600_S1_Y(0xc) |
1081 R600_S2_X(0x1) |
1082 R600_S2_Y(0x6) |
1083 R600_S3_X(0xa) |
1084 R600_S3_Y(0xe)));
1085 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD1, (R600_S4_X(0x6) |
1086 R600_S4_Y(0x1) |
1087 R600_S5_X(0x0) |
1088 R600_S5_Y(0x0) |
1089 R600_S6_X(0xb) |
1090 R600_S6_Y(0x4) |
1091 R600_S7_X(0x7) |
1092 R600_S7_Y(0x8)));
1093
1094
1095 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1096 case CHIP_R600:
1097 case CHIP_RV630:
1098 case CHIP_RV635:
1099 gs_prim_buffer_depth = 0;
1100 break;
1101 case CHIP_RV610:
1102 case CHIP_RS780:
1103 case CHIP_RS880:
1104 case CHIP_RV620:
1105 gs_prim_buffer_depth = 32;
1106 break;
1107 case CHIP_RV670:
1108 gs_prim_buffer_depth = 128;
1109 break;
1110 default:
1111 break;
1112 }
1113
1114 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16;
1115 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
1116 /* Max value for this is 256 */
1117 if (vgt_gs_per_es > 256)
1118 vgt_gs_per_es = 256;
1119
1120 RADEON_WRITE(R600_VGT_ES_PER_GS, 128);
1121 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es);
1122 RADEON_WRITE(R600_VGT_GS_PER_VS, 2);
1123 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16);
1124
1125 /* more default values. 2D/3D driver should adjust as needed */
1126 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0);
1127 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0);
1128 RADEON_WRITE(R600_SX_MISC, 0);
1129 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0);
1130 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0);
1131 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0);
1132 RADEON_WRITE(R600_SPI_INPUT_Z, 0);
1133 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2));
1134 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0);
1135
1136 /* clear render buffer base addresses */
1137 RADEON_WRITE(R600_CB_COLOR0_BASE, 0);
1138 RADEON_WRITE(R600_CB_COLOR1_BASE, 0);
1139 RADEON_WRITE(R600_CB_COLOR2_BASE, 0);
1140 RADEON_WRITE(R600_CB_COLOR3_BASE, 0);
1141 RADEON_WRITE(R600_CB_COLOR4_BASE, 0);
1142 RADEON_WRITE(R600_CB_COLOR5_BASE, 0);
1143 RADEON_WRITE(R600_CB_COLOR6_BASE, 0);
1144 RADEON_WRITE(R600_CB_COLOR7_BASE, 0);
1145
1146 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1147 case CHIP_RV610:
1148 case CHIP_RS780:
1149 case CHIP_RS880:
1150 case CHIP_RV620:
1151 tc_cntl = R600_TC_L2_SIZE(8);
1152 break;
1153 case CHIP_RV630:
1154 case CHIP_RV635:
1155 tc_cntl = R600_TC_L2_SIZE(4);
1156 break;
1157 case CHIP_R600:
1158 tc_cntl = R600_TC_L2_SIZE(0) | R600_L2_DISABLE_LATE_HIT;
1159 break;
1160 default:
1161 tc_cntl = R600_TC_L2_SIZE(0);
1162 break;
1163 }
1164
1165 RADEON_WRITE(R600_TC_CNTL, tc_cntl);
1166
1167 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL);
1168 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1169
1170 arb_pop = RADEON_READ(R600_ARB_POP);
1171 arb_pop |= R600_ENABLE_TC128;
1172 RADEON_WRITE(R600_ARB_POP, arb_pop);
1173
1174 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1175 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA |
1176 R600_NUM_CLIP_SEQ(3)));
1177 RADEON_WRITE(R600_PA_SC_ENHANCE, R600_FORCE_EOV_MAX_CLK_CNT(4095));
1178
1179 }
1180
1181 static u32 r700_get_tile_pipe_to_backend_map(drm_radeon_private_t *dev_priv,
1182 u32 num_tile_pipes,
1183 u32 num_backends,
1184 u32 backend_disable_mask)
1185 {
1186 u32 backend_map = 0;
1187 u32 enabled_backends_mask;
1188 u32 enabled_backends_count;
1189 u32 cur_pipe;
1190 u32 swizzle_pipe[R7XX_MAX_PIPES];
1191 u32 cur_backend;
1192 u32 i;
1193 bool force_no_swizzle;
1194
1195 if (num_tile_pipes > R7XX_MAX_PIPES)
1196 num_tile_pipes = R7XX_MAX_PIPES;
1197 if (num_tile_pipes < 1)
1198 num_tile_pipes = 1;
1199 if (num_backends > R7XX_MAX_BACKENDS)
1200 num_backends = R7XX_MAX_BACKENDS;
1201 if (num_backends < 1)
1202 num_backends = 1;
1203
1204 enabled_backends_mask = 0;
1205 enabled_backends_count = 0;
1206 for (i = 0; i < R7XX_MAX_BACKENDS; ++i) {
1207 if (((backend_disable_mask >> i) & 1) == 0) {
1208 enabled_backends_mask |= (1 << i);
1209 ++enabled_backends_count;
1210 }
1211 if (enabled_backends_count == num_backends)
1212 break;
1213 }
1214
1215 if (enabled_backends_count == 0) {
1216 enabled_backends_mask = 1;
1217 enabled_backends_count = 1;
1218 }
1219
1220 if (enabled_backends_count != num_backends)
1221 num_backends = enabled_backends_count;
1222
1223 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1224 case CHIP_RV770:
1225 case CHIP_RV730:
1226 force_no_swizzle = false;
1227 break;
1228 case CHIP_RV710:
1229 case CHIP_RV740:
1230 default:
1231 force_no_swizzle = true;
1232 break;
1233 }
1234
1235 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R7XX_MAX_PIPES);
1236 switch (num_tile_pipes) {
1237 case 1:
1238 swizzle_pipe[0] = 0;
1239 break;
1240 case 2:
1241 swizzle_pipe[0] = 0;
1242 swizzle_pipe[1] = 1;
1243 break;
1244 case 3:
1245 if (force_no_swizzle) {
1246 swizzle_pipe[0] = 0;
1247 swizzle_pipe[1] = 1;
1248 swizzle_pipe[2] = 2;
1249 } else {
1250 swizzle_pipe[0] = 0;
1251 swizzle_pipe[1] = 2;
1252 swizzle_pipe[2] = 1;
1253 }
1254 break;
1255 case 4:
1256 if (force_no_swizzle) {
1257 swizzle_pipe[0] = 0;
1258 swizzle_pipe[1] = 1;
1259 swizzle_pipe[2] = 2;
1260 swizzle_pipe[3] = 3;
1261 } else {
1262 swizzle_pipe[0] = 0;
1263 swizzle_pipe[1] = 2;
1264 swizzle_pipe[2] = 3;
1265 swizzle_pipe[3] = 1;
1266 }
1267 break;
1268 case 5:
1269 if (force_no_swizzle) {
1270 swizzle_pipe[0] = 0;
1271 swizzle_pipe[1] = 1;
1272 swizzle_pipe[2] = 2;
1273 swizzle_pipe[3] = 3;
1274 swizzle_pipe[4] = 4;
1275 } else {
1276 swizzle_pipe[0] = 0;
1277 swizzle_pipe[1] = 2;
1278 swizzle_pipe[2] = 4;
1279 swizzle_pipe[3] = 1;
1280 swizzle_pipe[4] = 3;
1281 }
1282 break;
1283 case 6:
1284 if (force_no_swizzle) {
1285 swizzle_pipe[0] = 0;
1286 swizzle_pipe[1] = 1;
1287 swizzle_pipe[2] = 2;
1288 swizzle_pipe[3] = 3;
1289 swizzle_pipe[4] = 4;
1290 swizzle_pipe[5] = 5;
1291 } else {
1292 swizzle_pipe[0] = 0;
1293 swizzle_pipe[1] = 2;
1294 swizzle_pipe[2] = 4;
1295 swizzle_pipe[3] = 5;
1296 swizzle_pipe[4] = 3;
1297 swizzle_pipe[5] = 1;
1298 }
1299 break;
1300 case 7:
1301 if (force_no_swizzle) {
1302 swizzle_pipe[0] = 0;
1303 swizzle_pipe[1] = 1;
1304 swizzle_pipe[2] = 2;
1305 swizzle_pipe[3] = 3;
1306 swizzle_pipe[4] = 4;
1307 swizzle_pipe[5] = 5;
1308 swizzle_pipe[6] = 6;
1309 } else {
1310 swizzle_pipe[0] = 0;
1311 swizzle_pipe[1] = 2;
1312 swizzle_pipe[2] = 4;
1313 swizzle_pipe[3] = 6;
1314 swizzle_pipe[4] = 3;
1315 swizzle_pipe[5] = 1;
1316 swizzle_pipe[6] = 5;
1317 }
1318 break;
1319 case 8:
1320 if (force_no_swizzle) {
1321 swizzle_pipe[0] = 0;
1322 swizzle_pipe[1] = 1;
1323 swizzle_pipe[2] = 2;
1324 swizzle_pipe[3] = 3;
1325 swizzle_pipe[4] = 4;
1326 swizzle_pipe[5] = 5;
1327 swizzle_pipe[6] = 6;
1328 swizzle_pipe[7] = 7;
1329 } else {
1330 swizzle_pipe[0] = 0;
1331 swizzle_pipe[1] = 2;
1332 swizzle_pipe[2] = 4;
1333 swizzle_pipe[3] = 6;
1334 swizzle_pipe[4] = 3;
1335 swizzle_pipe[5] = 1;
1336 swizzle_pipe[6] = 7;
1337 swizzle_pipe[7] = 5;
1338 }
1339 break;
1340 }
1341
1342 cur_backend = 0;
1343 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
1344 while (((1 << cur_backend) & enabled_backends_mask) == 0)
1345 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
1346
1347 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
1348
1349 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
1350 }
1351
1352 return backend_map;
1353 }
1354
1355 static void r700_gfx_init(struct drm_device *dev,
1356 drm_radeon_private_t *dev_priv)
1357 {
1358 int i, j, num_qd_pipes;
1359 u32 ta_aux_cntl;
1360 u32 sx_debug_1;
1361 u32 smx_dc_ctl0;
1362 u32 db_debug3;
1363 u32 num_gs_verts_per_thread;
1364 u32 vgt_gs_per_es;
1365 u32 gs_prim_buffer_depth = 0;
1366 u32 sq_ms_fifo_sizes;
1367 u32 sq_config;
1368 u32 sq_thread_resource_mgmt;
1369 u32 hdp_host_path_cntl;
1370 u32 sq_dyn_gpr_size_simd_ab_0;
1371 u32 backend_map;
1372 u32 gb_tiling_config = 0;
1373 u32 cc_rb_backend_disable;
1374 u32 cc_gc_shader_pipe_config;
1375 u32 mc_arb_ramcfg;
1376 u32 db_debug4;
1377
1378 /* setup chip specs */
1379 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1380 case CHIP_RV770:
1381 dev_priv->r600_max_pipes = 4;
1382 dev_priv->r600_max_tile_pipes = 8;
1383 dev_priv->r600_max_simds = 10;
1384 dev_priv->r600_max_backends = 4;
1385 dev_priv->r600_max_gprs = 256;
1386 dev_priv->r600_max_threads = 248;
1387 dev_priv->r600_max_stack_entries = 512;
1388 dev_priv->r600_max_hw_contexts = 8;
1389 dev_priv->r600_max_gs_threads = 16 * 2;
1390 dev_priv->r600_sx_max_export_size = 128;
1391 dev_priv->r600_sx_max_export_pos_size = 16;
1392 dev_priv->r600_sx_max_export_smx_size = 112;
1393 dev_priv->r600_sq_num_cf_insts = 2;
1394
1395 dev_priv->r700_sx_num_of_sets = 7;
1396 dev_priv->r700_sc_prim_fifo_size = 0xF9;
1397 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1398 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1399 break;
1400 case CHIP_RV730:
1401 dev_priv->r600_max_pipes = 2;
1402 dev_priv->r600_max_tile_pipes = 4;
1403 dev_priv->r600_max_simds = 8;
1404 dev_priv->r600_max_backends = 2;
1405 dev_priv->r600_max_gprs = 128;
1406 dev_priv->r600_max_threads = 248;
1407 dev_priv->r600_max_stack_entries = 256;
1408 dev_priv->r600_max_hw_contexts = 8;
1409 dev_priv->r600_max_gs_threads = 16 * 2;
1410 dev_priv->r600_sx_max_export_size = 256;
1411 dev_priv->r600_sx_max_export_pos_size = 32;
1412 dev_priv->r600_sx_max_export_smx_size = 224;
1413 dev_priv->r600_sq_num_cf_insts = 2;
1414
1415 dev_priv->r700_sx_num_of_sets = 7;
1416 dev_priv->r700_sc_prim_fifo_size = 0xf9;
1417 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1418 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1419 if (dev_priv->r600_sx_max_export_pos_size > 16) {
1420 dev_priv->r600_sx_max_export_pos_size -= 16;
1421 dev_priv->r600_sx_max_export_smx_size += 16;
1422 }
1423 break;
1424 case CHIP_RV710:
1425 dev_priv->r600_max_pipes = 2;
1426 dev_priv->r600_max_tile_pipes = 2;
1427 dev_priv->r600_max_simds = 2;
1428 dev_priv->r600_max_backends = 1;
1429 dev_priv->r600_max_gprs = 256;
1430 dev_priv->r600_max_threads = 192;
1431 dev_priv->r600_max_stack_entries = 256;
1432 dev_priv->r600_max_hw_contexts = 4;
1433 dev_priv->r600_max_gs_threads = 8 * 2;
1434 dev_priv->r600_sx_max_export_size = 128;
1435 dev_priv->r600_sx_max_export_pos_size = 16;
1436 dev_priv->r600_sx_max_export_smx_size = 112;
1437 dev_priv->r600_sq_num_cf_insts = 1;
1438
1439 dev_priv->r700_sx_num_of_sets = 7;
1440 dev_priv->r700_sc_prim_fifo_size = 0x40;
1441 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1442 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1443 break;
1444 case CHIP_RV740:
1445 dev_priv->r600_max_pipes = 4;
1446 dev_priv->r600_max_tile_pipes = 4;
1447 dev_priv->r600_max_simds = 8;
1448 dev_priv->r600_max_backends = 4;
1449 dev_priv->r600_max_gprs = 256;
1450 dev_priv->r600_max_threads = 248;
1451 dev_priv->r600_max_stack_entries = 512;
1452 dev_priv->r600_max_hw_contexts = 8;
1453 dev_priv->r600_max_gs_threads = 16 * 2;
1454 dev_priv->r600_sx_max_export_size = 256;
1455 dev_priv->r600_sx_max_export_pos_size = 32;
1456 dev_priv->r600_sx_max_export_smx_size = 224;
1457 dev_priv->r600_sq_num_cf_insts = 2;
1458
1459 dev_priv->r700_sx_num_of_sets = 7;
1460 dev_priv->r700_sc_prim_fifo_size = 0x100;
1461 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30;
1462 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130;
1463
1464 if (dev_priv->r600_sx_max_export_pos_size > 16) {
1465 dev_priv->r600_sx_max_export_pos_size -= 16;
1466 dev_priv->r600_sx_max_export_smx_size += 16;
1467 }
1468 break;
1469 default:
1470 break;
1471 }
1472
1473 /* Initialize HDP */
1474 j = 0;
1475 for (i = 0; i < 32; i++) {
1476 RADEON_WRITE((0x2c14 + j), 0x00000000);
1477 RADEON_WRITE((0x2c18 + j), 0x00000000);
1478 RADEON_WRITE((0x2c1c + j), 0x00000000);
1479 RADEON_WRITE((0x2c20 + j), 0x00000000);
1480 RADEON_WRITE((0x2c24 + j), 0x00000000);
1481 j += 0x18;
1482 }
1483
1484 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff));
1485
1486 /* setup tiling, simd, pipe config */
1487 mc_arb_ramcfg = RADEON_READ(R700_MC_ARB_RAMCFG);
1488
1489 switch (dev_priv->r600_max_tile_pipes) {
1490 case 1:
1491 gb_tiling_config |= R600_PIPE_TILING(0);
1492 break;
1493 case 2:
1494 gb_tiling_config |= R600_PIPE_TILING(1);
1495 break;
1496 case 4:
1497 gb_tiling_config |= R600_PIPE_TILING(2);
1498 break;
1499 case 8:
1500 gb_tiling_config |= R600_PIPE_TILING(3);
1501 break;
1502 default:
1503 break;
1504 }
1505
1506 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV770)
1507 gb_tiling_config |= R600_BANK_TILING(1);
1508 else
1509 gb_tiling_config |= R600_BANK_TILING((mc_arb_ramcfg >> R700_NOOFBANK_SHIFT) & R700_NOOFBANK_MASK);
1510
1511 gb_tiling_config |= R600_GROUP_SIZE(0);
1512
1513 if (((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK) > 3) {
1514 gb_tiling_config |= R600_ROW_TILING(3);
1515 gb_tiling_config |= R600_SAMPLE_SPLIT(3);
1516 } else {
1517 gb_tiling_config |=
1518 R600_ROW_TILING(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK));
1519 gb_tiling_config |=
1520 R600_SAMPLE_SPLIT(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK));
1521 }
1522
1523 gb_tiling_config |= R600_BANK_SWAPS(1);
1524
1525 cc_rb_backend_disable = RADEON_READ(R600_CC_RB_BACKEND_DISABLE) & 0x00ff0000;
1526 cc_rb_backend_disable |=
1527 R600_BACKEND_DISABLE((R7XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R7XX_MAX_BACKENDS_MASK);
1528
1529 cc_gc_shader_pipe_config = RADEON_READ(R600_CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
1530 cc_gc_shader_pipe_config |=
1531 R600_INACTIVE_QD_PIPES((R7XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R7XX_MAX_PIPES_MASK);
1532 cc_gc_shader_pipe_config |=
1533 R600_INACTIVE_SIMDS((R7XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R7XX_MAX_SIMDS_MASK);
1534
1535 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)
1536 backend_map = 0x28;
1537 else
1538 backend_map = r700_get_tile_pipe_to_backend_map(dev_priv,
1539 dev_priv->r600_max_tile_pipes,
1540 (R7XX_MAX_BACKENDS -
1541 r600_count_pipe_bits((cc_rb_backend_disable &
1542 R7XX_MAX_BACKENDS_MASK) >> 16)),
1543 (cc_rb_backend_disable >> 16));
1544 gb_tiling_config |= R600_BACKEND_MAP(backend_map);
1545
1546 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config);
1547 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
1548 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
1549 if (gb_tiling_config & 0xc0) {
1550 dev_priv->r600_group_size = 512;
1551 } else {
1552 dev_priv->r600_group_size = 256;
1553 }
1554 dev_priv->r600_npipes = 1 << ((gb_tiling_config >> 1) & 0x7);
1555 if (gb_tiling_config & 0x30) {
1556 dev_priv->r600_nbanks = 8;
1557 } else {
1558 dev_priv->r600_nbanks = 4;
1559 }
1560
1561 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1562 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1563 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1564
1565 RADEON_WRITE(R700_CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1566 RADEON_WRITE(R700_CGTS_SYS_TCC_DISABLE, 0);
1567 RADEON_WRITE(R700_CGTS_TCC_DISABLE, 0);
1568 RADEON_WRITE(R700_CGTS_USER_SYS_TCC_DISABLE, 0);
1569 RADEON_WRITE(R700_CGTS_USER_TCC_DISABLE, 0);
1570
1571 num_qd_pipes =
1572 R7XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK) >> 8);
1573 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK);
1574 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK);
1575
1576 /* set HW defaults for 3D engine */
1577 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) |
1578 R600_ROQ_IB2_START(0x2b)));
1579
1580 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, R700_STQ_SPLIT(0x30));
1581
1582 ta_aux_cntl = RADEON_READ(R600_TA_CNTL_AUX);
1583 RADEON_WRITE(R600_TA_CNTL_AUX, ta_aux_cntl | R600_DISABLE_CUBE_ANISO);
1584
1585 sx_debug_1 = RADEON_READ(R700_SX_DEBUG_1);
1586 sx_debug_1 |= R700_ENABLE_NEW_SMX_ADDRESS;
1587 RADEON_WRITE(R700_SX_DEBUG_1, sx_debug_1);
1588
1589 smx_dc_ctl0 = RADEON_READ(R600_SMX_DC_CTL0);
1590 smx_dc_ctl0 &= ~R700_CACHE_DEPTH(0x1ff);
1591 smx_dc_ctl0 |= R700_CACHE_DEPTH((dev_priv->r700_sx_num_of_sets * 64) - 1);
1592 RADEON_WRITE(R600_SMX_DC_CTL0, smx_dc_ctl0);
1593
1594 if ((dev_priv->flags & RADEON_FAMILY_MASK) != CHIP_RV740)
1595 RADEON_WRITE(R700_SMX_EVENT_CTL, (R700_ES_FLUSH_CTL(4) |
1596 R700_GS_FLUSH_CTL(4) |
1597 R700_ACK_FLUSH_CTL(3) |
1598 R700_SYNC_FLUSH_CTL));
1599
1600 db_debug3 = RADEON_READ(R700_DB_DEBUG3);
1601 db_debug3 &= ~R700_DB_CLK_OFF_DELAY(0x1f);
1602 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1603 case CHIP_RV770:
1604 case CHIP_RV740:
1605 db_debug3 |= R700_DB_CLK_OFF_DELAY(0x1f);
1606 break;
1607 case CHIP_RV710:
1608 case CHIP_RV730:
1609 default:
1610 db_debug3 |= R700_DB_CLK_OFF_DELAY(2);
1611 break;
1612 }
1613 RADEON_WRITE(R700_DB_DEBUG3, db_debug3);
1614
1615 if ((dev_priv->flags & RADEON_FAMILY_MASK) != CHIP_RV770) {
1616 db_debug4 = RADEON_READ(RV700_DB_DEBUG4);
1617 db_debug4 |= RV700_DISABLE_TILE_COVERED_FOR_PS_ITER;
1618 RADEON_WRITE(RV700_DB_DEBUG4, db_debug4);
1619 }
1620
1621 RADEON_WRITE(R600_SX_EXPORT_BUFFER_SIZES, (R600_COLOR_BUFFER_SIZE((dev_priv->r600_sx_max_export_size / 4) - 1) |
1622 R600_POSITION_BUFFER_SIZE((dev_priv->r600_sx_max_export_pos_size / 4) - 1) |
1623 R600_SMX_BUFFER_SIZE((dev_priv->r600_sx_max_export_smx_size / 4) - 1)));
1624
1625 RADEON_WRITE(R700_PA_SC_FIFO_SIZE_R7XX, (R700_SC_PRIM_FIFO_SIZE(dev_priv->r700_sc_prim_fifo_size) |
1626 R700_SC_HIZ_TILE_FIFO_SIZE(dev_priv->r700_sc_hiz_tile_fifo_size) |
1627 R700_SC_EARLYZ_TILE_FIFO_SIZE(dev_priv->r700_sc_earlyz_tile_fifo_fize)));
1628
1629 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1630
1631 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 1);
1632
1633 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0));
1634
1635 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(4));
1636
1637 RADEON_WRITE(R600_CP_PERFMON_CNTL, 0);
1638
1639 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(16 * dev_priv->r600_sq_num_cf_insts) |
1640 R600_DONE_FIFO_HIWATER(0xe0) |
1641 R600_ALU_UPDATE_FIFO_HIWATER(0x8));
1642 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1643 case CHIP_RV770:
1644 case CHIP_RV730:
1645 case CHIP_RV710:
1646 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x1);
1647 break;
1648 case CHIP_RV740:
1649 default:
1650 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x4);
1651 break;
1652 }
1653 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
1654
1655 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1656 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1657 */
1658 sq_config = RADEON_READ(R600_SQ_CONFIG);
1659 sq_config &= ~(R600_PS_PRIO(3) |
1660 R600_VS_PRIO(3) |
1661 R600_GS_PRIO(3) |
1662 R600_ES_PRIO(3));
1663 sq_config |= (R600_DX9_CONSTS |
1664 R600_VC_ENABLE |
1665 R600_EXPORT_SRC_C |
1666 R600_PS_PRIO(0) |
1667 R600_VS_PRIO(1) |
1668 R600_GS_PRIO(2) |
1669 R600_ES_PRIO(3));
1670 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710)
1671 /* no vertex cache */
1672 sq_config &= ~R600_VC_ENABLE;
1673
1674 RADEON_WRITE(R600_SQ_CONFIG, sq_config);
1675
1676 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, (R600_NUM_PS_GPRS((dev_priv->r600_max_gprs * 24)/64) |
1677 R600_NUM_VS_GPRS((dev_priv->r600_max_gprs * 24)/64) |
1678 R600_NUM_CLAUSE_TEMP_GPRS(((dev_priv->r600_max_gprs * 24)/64)/2)));
1679
1680 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, (R600_NUM_GS_GPRS((dev_priv->r600_max_gprs * 7)/64) |
1681 R600_NUM_ES_GPRS((dev_priv->r600_max_gprs * 7)/64)));
1682
1683 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS((dev_priv->r600_max_threads * 4)/8) |
1684 R600_NUM_VS_THREADS((dev_priv->r600_max_threads * 2)/8) |
1685 R600_NUM_ES_THREADS((dev_priv->r600_max_threads * 1)/8));
1686 if (((dev_priv->r600_max_threads * 1) / 8) > dev_priv->r600_max_gs_threads)
1687 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS(dev_priv->r600_max_gs_threads);
1688 else
1689 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS((dev_priv->r600_max_gs_threads * 1)/8);
1690 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1691
1692 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, (R600_NUM_PS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) |
1693 R600_NUM_VS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4)));
1694
1695 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, (R600_NUM_GS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) |
1696 R600_NUM_ES_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4)));
1697
1698 sq_dyn_gpr_size_simd_ab_0 = (R700_SIMDA_RING0((dev_priv->r600_max_gprs * 38)/64) |
1699 R700_SIMDA_RING1((dev_priv->r600_max_gprs * 38)/64) |
1700 R700_SIMDB_RING0((dev_priv->r600_max_gprs * 38)/64) |
1701 R700_SIMDB_RING1((dev_priv->r600_max_gprs * 38)/64));
1702
1703 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_0, sq_dyn_gpr_size_simd_ab_0);
1704 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_1, sq_dyn_gpr_size_simd_ab_0);
1705 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_2, sq_dyn_gpr_size_simd_ab_0);
1706 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_3, sq_dyn_gpr_size_simd_ab_0);
1707 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_4, sq_dyn_gpr_size_simd_ab_0);
1708 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_5, sq_dyn_gpr_size_simd_ab_0);
1709 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_6, sq_dyn_gpr_size_simd_ab_0);
1710 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0);
1711
1712 RADEON_WRITE(R700_PA_SC_FORCE_EOV_MAX_CNTS, (R700_FORCE_EOV_MAX_CLK_CNT(4095) |
1713 R700_FORCE_EOV_MAX_REZ_CNT(255)));
1714
1715 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710)
1716 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_TC_ONLY) |
1717 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO)));
1718 else
1719 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_VC_AND_TC) |
1720 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO)));
1721
1722 switch (dev_priv->flags & RADEON_FAMILY_MASK) {
1723 case CHIP_RV770:
1724 case CHIP_RV730:
1725 case CHIP_RV740:
1726 gs_prim_buffer_depth = 384;
1727 break;
1728 case CHIP_RV710:
1729 gs_prim_buffer_depth = 128;
1730 break;
1731 default:
1732 break;
1733 }
1734
1735 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16;
1736 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
1737 /* Max value for this is 256 */
1738 if (vgt_gs_per_es > 256)
1739 vgt_gs_per_es = 256;
1740
1741 RADEON_WRITE(R600_VGT_ES_PER_GS, 128);
1742 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es);
1743 RADEON_WRITE(R600_VGT_GS_PER_VS, 2);
1744
1745 /* more default values. 2D/3D driver should adjust as needed */
1746 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16);
1747 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0);
1748 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0);
1749 RADEON_WRITE(R600_SX_MISC, 0);
1750 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0);
1751 RADEON_WRITE(R700_PA_SC_EDGERULE, 0xaaaaaaaa);
1752 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0);
1753 RADEON_WRITE(R600_PA_SC_CLIPRECT_RULE, 0xffff);
1754 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0);
1755 RADEON_WRITE(R600_SPI_INPUT_Z, 0);
1756 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2));
1757 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0);
1758
1759 /* clear render buffer base addresses */
1760 RADEON_WRITE(R600_CB_COLOR0_BASE, 0);
1761 RADEON_WRITE(R600_CB_COLOR1_BASE, 0);
1762 RADEON_WRITE(R600_CB_COLOR2_BASE, 0);
1763 RADEON_WRITE(R600_CB_COLOR3_BASE, 0);
1764 RADEON_WRITE(R600_CB_COLOR4_BASE, 0);
1765 RADEON_WRITE(R600_CB_COLOR5_BASE, 0);
1766 RADEON_WRITE(R600_CB_COLOR6_BASE, 0);
1767 RADEON_WRITE(R600_CB_COLOR7_BASE, 0);
1768
1769 RADEON_WRITE(R700_TCP_CNTL, 0);
1770
1771 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL);
1772 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
1773
1774 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0);
1775
1776 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA |
1777 R600_NUM_CLIP_SEQ(3)));
1778
1779 }
1780
1781 static void r600_cp_init_ring_buffer(struct drm_device *dev,
1782 drm_radeon_private_t *dev_priv,
1783 struct drm_file *file_priv)
1784 {
1785 struct drm_radeon_master_private *master_priv;
1786 u32 ring_start;
1787 u64 rptr_addr;
1788
1789 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
1790 r700_gfx_init(dev, dev_priv);
1791 else
1792 r600_gfx_init(dev, dev_priv);
1793
1794 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP);
1795 RADEON_READ(R600_GRBM_SOFT_RESET);
1796 mdelay(15);
1797 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
1798
1799
1800 /* Set ring buffer size */
1801 #ifdef __BIG_ENDIAN
1802 RADEON_WRITE(R600_CP_RB_CNTL,
1803 R600_BUF_SWAP_32BIT |
1804 R600_RB_NO_UPDATE |
1805 (dev_priv->ring.rptr_update_l2qw << 8) |
1806 dev_priv->ring.size_l2qw);
1807 #else
1808 RADEON_WRITE(R600_CP_RB_CNTL,
1809 RADEON_RB_NO_UPDATE |
1810 (dev_priv->ring.rptr_update_l2qw << 8) |
1811 dev_priv->ring.size_l2qw);
1812 #endif
1813
1814 RADEON_WRITE(R600_CP_SEM_WAIT_TIMER, 0x0);
1815
1816 /* Set the write pointer delay */
1817 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0);
1818
1819 #ifdef __BIG_ENDIAN
1820 RADEON_WRITE(R600_CP_RB_CNTL,
1821 R600_BUF_SWAP_32BIT |
1822 R600_RB_NO_UPDATE |
1823 R600_RB_RPTR_WR_ENA |
1824 (dev_priv->ring.rptr_update_l2qw << 8) |
1825 dev_priv->ring.size_l2qw);
1826 #else
1827 RADEON_WRITE(R600_CP_RB_CNTL,
1828 R600_RB_NO_UPDATE |
1829 R600_RB_RPTR_WR_ENA |
1830 (dev_priv->ring.rptr_update_l2qw << 8) |
1831 dev_priv->ring.size_l2qw);
1832 #endif
1833
1834 /* Initialize the ring buffer's read and write pointers */
1835 RADEON_WRITE(R600_CP_RB_RPTR_WR, 0);
1836 RADEON_WRITE(R600_CP_RB_WPTR, 0);
1837 SET_RING_HEAD(dev_priv, 0);
1838 dev_priv->ring.tail = 0;
1839
1840 #if __OS_HAS_AGP
1841 if (dev_priv->flags & RADEON_IS_AGP) {
1842 rptr_addr = dev_priv->ring_rptr->offset
1843 - dev->agp->base +
1844 dev_priv->gart_vm_start;
1845 } else
1846 #endif
1847 {
1848 rptr_addr = dev_priv->ring_rptr->offset
1849 - ((unsigned long) dev->sg->virtual)
1850 + dev_priv->gart_vm_start;
1851 }
1852 RADEON_WRITE(R600_CP_RB_RPTR_ADDR, (rptr_addr & 0xfffffffc));
1853 RADEON_WRITE(R600_CP_RB_RPTR_ADDR_HI, upper_32_bits(rptr_addr));
1854
1855 #ifdef __BIG_ENDIAN
1856 RADEON_WRITE(R600_CP_RB_CNTL,
1857 RADEON_BUF_SWAP_32BIT |
1858 (dev_priv->ring.rptr_update_l2qw << 8) |
1859 dev_priv->ring.size_l2qw);
1860 #else
1861 RADEON_WRITE(R600_CP_RB_CNTL,
1862 (dev_priv->ring.rptr_update_l2qw << 8) |
1863 dev_priv->ring.size_l2qw);
1864 #endif
1865
1866 #if __OS_HAS_AGP
1867 if (dev_priv->flags & RADEON_IS_AGP) {
1868 /* XXX */
1869 radeon_write_agp_base(dev_priv, dev->agp->base);
1870
1871 /* XXX */
1872 radeon_write_agp_location(dev_priv,
1873 (((dev_priv->gart_vm_start - 1 +
1874 dev_priv->gart_size) & 0xffff0000) |
1875 (dev_priv->gart_vm_start >> 16)));
1876
1877 ring_start = (dev_priv->cp_ring->offset
1878 - dev->agp->base
1879 + dev_priv->gart_vm_start);
1880 } else
1881 #endif
1882 ring_start = (dev_priv->cp_ring->offset
1883 - (unsigned long)dev->sg->virtual
1884 + dev_priv->gart_vm_start);
1885
1886 RADEON_WRITE(R600_CP_RB_BASE, ring_start >> 8);
1887
1888 RADEON_WRITE(R600_CP_ME_CNTL, 0xff);
1889
1890 RADEON_WRITE(R600_CP_DEBUG, (1 << 27) | (1 << 28));
1891
1892 /* Initialize the scratch register pointer. This will cause
1893 * the scratch register values to be written out to memory
1894 * whenever they are updated.
1895 *
1896 * We simply put this behind the ring read pointer, this works
1897 * with PCI GART as well as (whatever kind of) AGP GART
1898 */
1899 {
1900 u64 scratch_addr;
1901
1902 scratch_addr = RADEON_READ(R600_CP_RB_RPTR_ADDR) & 0xFFFFFFFC;
1903 scratch_addr |= ((u64)RADEON_READ(R600_CP_RB_RPTR_ADDR_HI)) << 32;
1904 scratch_addr += R600_SCRATCH_REG_OFFSET;
1905 scratch_addr >>= 8;
1906 scratch_addr &= 0xffffffff;
1907
1908 RADEON_WRITE(R600_SCRATCH_ADDR, (uint32_t)scratch_addr);
1909 }
1910
1911 RADEON_WRITE(R600_SCRATCH_UMSK, 0x7);
1912
1913 /* Turn on bus mastering */
1914 radeon_enable_bm(dev_priv);
1915
1916 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(0), 0);
1917 RADEON_WRITE(R600_LAST_FRAME_REG, 0);
1918
1919 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0);
1920 RADEON_WRITE(R600_LAST_DISPATCH_REG, 0);
1921
1922 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(2), 0);
1923 RADEON_WRITE(R600_LAST_CLEAR_REG, 0);
1924
1925 /* reset sarea copies of these */
1926 master_priv = file_priv->master->driver_priv;
1927 if (master_priv->sarea_priv) {
1928 master_priv->sarea_priv->last_frame = 0;
1929 master_priv->sarea_priv->last_dispatch = 0;
1930 master_priv->sarea_priv->last_clear = 0;
1931 }
1932
1933 r600_do_wait_for_idle(dev_priv);
1934
1935 }
1936
1937 int r600_do_cleanup_cp(struct drm_device *dev)
1938 {
1939 drm_radeon_private_t *dev_priv = dev->dev_private;
1940 DRM_DEBUG("\n");
1941
1942 /* Make sure interrupts are disabled here because the uninstall ioctl
1943 * may not have been called from userspace and after dev_private
1944 * is freed, it's too late.
1945 */
1946 if (dev->irq_enabled)
1947 drm_irq_uninstall(dev);
1948
1949 #if __OS_HAS_AGP
1950 if (dev_priv->flags & RADEON_IS_AGP) {
1951 if (dev_priv->cp_ring != NULL) {
1952 drm_legacy_ioremapfree(dev_priv->cp_ring, dev);
1953 dev_priv->cp_ring = NULL;
1954 }
1955 if (dev_priv->ring_rptr != NULL) {
1956 drm_legacy_ioremapfree(dev_priv->ring_rptr, dev);
1957 dev_priv->ring_rptr = NULL;
1958 }
1959 if (dev->agp_buffer_map != NULL) {
1960 drm_legacy_ioremapfree(dev->agp_buffer_map, dev);
1961 dev->agp_buffer_map = NULL;
1962 }
1963 } else
1964 #endif
1965 {
1966
1967 if (dev_priv->gart_info.bus_addr)
1968 r600_page_table_cleanup(dev, &dev_priv->gart_info);
1969
1970 if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB) {
1971 drm_legacy_ioremapfree(&dev_priv->gart_info.mapping, dev);
1972 dev_priv->gart_info.addr = NULL;
1973 }
1974 }
1975 /* only clear to the start of flags */
1976 memset(dev_priv, 0, offsetof(drm_radeon_private_t, flags));
1977
1978 return 0;
1979 }
1980
1981 int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
1982 struct drm_file *file_priv)
1983 {
1984 drm_radeon_private_t *dev_priv = dev->dev_private;
1985 struct drm_radeon_master_private *master_priv = file_priv->master->driver_priv;
1986
1987 DRM_DEBUG("\n");
1988
1989 mutex_init(&dev_priv->cs_mutex);
1990 r600_cs_legacy_init();
1991 /* if we require new memory map but we don't have it fail */
1992 if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) {
1993 DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n");
1994 r600_do_cleanup_cp(dev);
1995 return -EINVAL;
1996 }
1997
1998 if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) {
1999 DRM_DEBUG("Forcing AGP card to PCI mode\n");
2000 dev_priv->flags &= ~RADEON_IS_AGP;
2001 /* The writeback test succeeds, but when writeback is enabled,
2002 * the ring buffer read ptr update fails after first 128 bytes.
2003 */
2004 radeon_no_wb = 1;
2005 } else if (!(dev_priv->flags & (RADEON_IS_AGP | RADEON_IS_PCI | RADEON_IS_PCIE))
2006 && !init->is_pci) {
2007 DRM_DEBUG("Restoring AGP flag\n");
2008 dev_priv->flags |= RADEON_IS_AGP;
2009 }
2010
2011 dev_priv->usec_timeout = init->usec_timeout;
2012 if (dev_priv->usec_timeout < 1 ||
2013 dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) {
2014 DRM_DEBUG("TIMEOUT problem!\n");
2015 r600_do_cleanup_cp(dev);
2016 return -EINVAL;
2017 }
2018
2019 /* Enable vblank on CRTC1 for older X servers
2020 */
2021 dev_priv->vblank_crtc = DRM_RADEON_VBLANK_CRTC1;
2022 dev_priv->do_boxes = 0;
2023 dev_priv->cp_mode = init->cp_mode;
2024
2025 /* We don't support anything other than bus-mastering ring mode,
2026 * but the ring can be in either AGP or PCI space for the ring
2027 * read pointer.
2028 */
2029 if ((init->cp_mode != RADEON_CSQ_PRIBM_INDDIS) &&
2030 (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) {
2031 DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode);
2032 r600_do_cleanup_cp(dev);
2033 return -EINVAL;
2034 }
2035
2036 switch (init->fb_bpp) {
2037 case 16:
2038 dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565;
2039 break;
2040 case 32:
2041 default:
2042 dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888;
2043 break;
2044 }
2045 dev_priv->front_offset = init->front_offset;
2046 dev_priv->front_pitch = init->front_pitch;
2047 dev_priv->back_offset = init->back_offset;
2048 dev_priv->back_pitch = init->back_pitch;
2049
2050 dev_priv->ring_offset = init->ring_offset;
2051 dev_priv->ring_rptr_offset = init->ring_rptr_offset;
2052 dev_priv->buffers_offset = init->buffers_offset;
2053 dev_priv->gart_textures_offset = init->gart_textures_offset;
2054
2055 master_priv->sarea = drm_legacy_getsarea(dev);
2056 if (!master_priv->sarea) {
2057 DRM_ERROR("could not find sarea!\n");
2058 r600_do_cleanup_cp(dev);
2059 return -EINVAL;
2060 }
2061
2062 dev_priv->cp_ring = drm_legacy_findmap(dev, init->ring_offset);
2063 if (!dev_priv->cp_ring) {
2064 DRM_ERROR("could not find cp ring region!\n");
2065 r600_do_cleanup_cp(dev);
2066 return -EINVAL;
2067 }
2068 dev_priv->ring_rptr = drm_legacy_findmap(dev, init->ring_rptr_offset);
2069 if (!dev_priv->ring_rptr) {
2070 DRM_ERROR("could not find ring read pointer!\n");
2071 r600_do_cleanup_cp(dev);
2072 return -EINVAL;
2073 }
2074 dev->agp_buffer_token = init->buffers_offset;
2075 dev->agp_buffer_map = drm_legacy_findmap(dev, init->buffers_offset);
2076 if (!dev->agp_buffer_map) {
2077 DRM_ERROR("could not find dma buffer region!\n");
2078 r600_do_cleanup_cp(dev);
2079 return -EINVAL;
2080 }
2081
2082 if (init->gart_textures_offset) {
2083 dev_priv->gart_textures =
2084 drm_legacy_findmap(dev, init->gart_textures_offset);
2085 if (!dev_priv->gart_textures) {
2086 DRM_ERROR("could not find GART texture region!\n");
2087 r600_do_cleanup_cp(dev);
2088 return -EINVAL;
2089 }
2090 }
2091
2092 #if __OS_HAS_AGP
2093 /* XXX */
2094 if (dev_priv->flags & RADEON_IS_AGP) {
2095 drm_legacy_ioremap_wc(dev_priv->cp_ring, dev);
2096 drm_legacy_ioremap_wc(dev_priv->ring_rptr, dev);
2097 drm_legacy_ioremap_wc(dev->agp_buffer_map, dev);
2098 if (!dev_priv->cp_ring->handle ||
2099 !dev_priv->ring_rptr->handle ||
2100 !dev->agp_buffer_map->handle) {
2101 DRM_ERROR("could not find ioremap agp regions!\n");
2102 r600_do_cleanup_cp(dev);
2103 return -EINVAL;
2104 }
2105 } else
2106 #endif
2107 {
2108 dev_priv->cp_ring->handle = (void *)(unsigned long)dev_priv->cp_ring->offset;
2109 dev_priv->ring_rptr->handle =
2110 (void *)(unsigned long)dev_priv->ring_rptr->offset;
2111 dev->agp_buffer_map->handle =
2112 (void *)(unsigned long)dev->agp_buffer_map->offset;
2113
2114 DRM_DEBUG("dev_priv->cp_ring->handle %p\n",
2115 dev_priv->cp_ring->handle);
2116 DRM_DEBUG("dev_priv->ring_rptr->handle %p\n",
2117 dev_priv->ring_rptr->handle);
2118 DRM_DEBUG("dev->agp_buffer_map->handle %p\n",
2119 dev->agp_buffer_map->handle);
2120 }
2121
2122 dev_priv->fb_location = (radeon_read_fb_location(dev_priv) & 0xffff) << 24;
2123 dev_priv->fb_size =
2124 (((radeon_read_fb_location(dev_priv) & 0xffff0000u) << 8) + 0x1000000)
2125 - dev_priv->fb_location;
2126
2127 dev_priv->front_pitch_offset = (((dev_priv->front_pitch / 64) << 22) |
2128 ((dev_priv->front_offset
2129 + dev_priv->fb_location) >> 10));
2130
2131 dev_priv->back_pitch_offset = (((dev_priv->back_pitch / 64) << 22) |
2132 ((dev_priv->back_offset
2133 + dev_priv->fb_location) >> 10));
2134
2135 dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch / 64) << 22) |
2136 ((dev_priv->depth_offset
2137 + dev_priv->fb_location) >> 10));
2138
2139 dev_priv->gart_size = init->gart_size;
2140
2141 /* New let's set the memory map ... */
2142 if (dev_priv->new_memmap) {
2143 u32 base = 0;
2144
2145 DRM_INFO("Setting GART location based on new memory map\n");
2146
2147 /* If using AGP, try to locate the AGP aperture at the same
2148 * location in the card and on the bus, though we have to
2149 * align it down.
2150 */
2151 #if __OS_HAS_AGP
2152 /* XXX */
2153 if (dev_priv->flags & RADEON_IS_AGP) {
2154 base = dev->agp->base;
2155 /* Check if valid */
2156 if ((base + dev_priv->gart_size - 1) >= dev_priv->fb_location &&
2157 base < (dev_priv->fb_location + dev_priv->fb_size - 1)) {
2158 DRM_INFO("Can't use AGP base @0x%08lx, won't fit\n",
2159 dev->agp->base);
2160 base = 0;
2161 }
2162 }
2163 #endif
2164 /* If not or if AGP is at 0 (Macs), try to put it elsewhere */
2165 if (base == 0) {
2166 base = dev_priv->fb_location + dev_priv->fb_size;
2167 if (base < dev_priv->fb_location ||
2168 ((base + dev_priv->gart_size) & 0xfffffffful) < base)
2169 base = dev_priv->fb_location
2170 - dev_priv->gart_size;
2171 }
2172 dev_priv->gart_vm_start = base & 0xffc00000u;
2173 if (dev_priv->gart_vm_start != base)
2174 DRM_INFO("GART aligned down from 0x%08x to 0x%08x\n",
2175 base, dev_priv->gart_vm_start);
2176 }
2177
2178 #if __OS_HAS_AGP
2179 /* XXX */
2180 if (dev_priv->flags & RADEON_IS_AGP)
2181 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
2182 - dev->agp->base
2183 + dev_priv->gart_vm_start);
2184 else
2185 #endif
2186 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset
2187 - (unsigned long)dev->sg->virtual
2188 + dev_priv->gart_vm_start);
2189
2190 DRM_DEBUG("fb 0x%08x size %d\n",
2191 (unsigned int) dev_priv->fb_location,
2192 (unsigned int) dev_priv->fb_size);
2193 DRM_DEBUG("dev_priv->gart_size %d\n", dev_priv->gart_size);
2194 DRM_DEBUG("dev_priv->gart_vm_start 0x%08x\n",
2195 (unsigned int) dev_priv->gart_vm_start);
2196 DRM_DEBUG("dev_priv->gart_buffers_offset 0x%08lx\n",
2197 dev_priv->gart_buffers_offset);
2198
2199 dev_priv->ring.start = (u32 *) dev_priv->cp_ring->handle;
2200 dev_priv->ring.end = ((u32 *) dev_priv->cp_ring->handle
2201 + init->ring_size / sizeof(u32));
2202 dev_priv->ring.size = init->ring_size;
2203 dev_priv->ring.size_l2qw = order_base_2(init->ring_size / 8);
2204
2205 dev_priv->ring.rptr_update = /* init->rptr_update */ 4096;
2206 dev_priv->ring.rptr_update_l2qw = order_base_2(/* init->rptr_update */ 4096 / 8);
2207
2208 dev_priv->ring.fetch_size = /* init->fetch_size */ 32;
2209 dev_priv->ring.fetch_size_l2ow = order_base_2(/* init->fetch_size */ 32 / 16);
2210
2211 dev_priv->ring.tail_mask = (dev_priv->ring.size / sizeof(u32)) - 1;
2212
2213 dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK;
2214
2215 #if __OS_HAS_AGP
2216 if (dev_priv->flags & RADEON_IS_AGP) {
2217 /* XXX turn off pcie gart */
2218 } else
2219 #endif
2220 {
2221 dev_priv->gart_info.table_mask = DMA_BIT_MASK(32);
2222 /* if we have an offset set from userspace */
2223 if (!dev_priv->pcigart_offset_set) {
2224 DRM_ERROR("Need gart offset from userspace\n");
2225 r600_do_cleanup_cp(dev);
2226 return -EINVAL;
2227 }
2228
2229 DRM_DEBUG("Using gart offset 0x%08lx\n", dev_priv->pcigart_offset);
2230
2231 dev_priv->gart_info.bus_addr =
2232 dev_priv->pcigart_offset + dev_priv->fb_location;
2233 dev_priv->gart_info.mapping.offset =
2234 dev_priv->pcigart_offset + dev_priv->fb_aper_offset;
2235 dev_priv->gart_info.mapping.size =
2236 dev_priv->gart_info.table_size;
2237
2238 drm_legacy_ioremap_wc(&dev_priv->gart_info.mapping, dev);
2239 if (!dev_priv->gart_info.mapping.handle) {
2240 DRM_ERROR("ioremap failed.\n");
2241 r600_do_cleanup_cp(dev);
2242 return -EINVAL;
2243 }
2244
2245 dev_priv->gart_info.addr =
2246 dev_priv->gart_info.mapping.handle;
2247
2248 DRM_DEBUG("Setting phys_pci_gart to %p %08lX\n",
2249 dev_priv->gart_info.addr,
2250 dev_priv->pcigart_offset);
2251
2252 if (!r600_page_table_init(dev)) {
2253 DRM_ERROR("Failed to init GART table\n");
2254 r600_do_cleanup_cp(dev);
2255 return -EINVAL;
2256 }
2257
2258 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
2259 r700_vm_init(dev);
2260 else
2261 r600_vm_init(dev);
2262 }
2263
2264 if (!dev_priv->me_fw || !dev_priv->pfp_fw) {
2265 int err = r600_cp_init_microcode(dev_priv);
2266 if (err) {
2267 DRM_ERROR("Failed to load firmware!\n");
2268 r600_do_cleanup_cp(dev);
2269 return err;
2270 }
2271 }
2272 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
2273 r700_cp_load_microcode(dev_priv);
2274 else
2275 r600_cp_load_microcode(dev_priv);
2276
2277 r600_cp_init_ring_buffer(dev, dev_priv, file_priv);
2278
2279 dev_priv->last_buf = 0;
2280
2281 r600_do_engine_reset(dev);
2282 r600_test_writeback(dev_priv);
2283
2284 return 0;
2285 }
2286
2287 int r600_do_resume_cp(struct drm_device *dev, struct drm_file *file_priv)
2288 {
2289 drm_radeon_private_t *dev_priv = dev->dev_private;
2290
2291 DRM_DEBUG("\n");
2292 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)) {
2293 r700_vm_init(dev);
2294 r700_cp_load_microcode(dev_priv);
2295 } else {
2296 r600_vm_init(dev);
2297 r600_cp_load_microcode(dev_priv);
2298 }
2299 r600_cp_init_ring_buffer(dev, dev_priv, file_priv);
2300 r600_do_engine_reset(dev);
2301
2302 return 0;
2303 }
2304
2305 /* Wait for the CP to go idle.
2306 */
2307 int r600_do_cp_idle(drm_radeon_private_t *dev_priv)
2308 {
2309 RING_LOCALS;
2310 DRM_DEBUG("\n");
2311
2312 BEGIN_RING(5);
2313 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
2314 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
2315 /* wait for 3D idle clean */
2316 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
2317 OUT_RING((R600_WAIT_UNTIL - R600_SET_CONFIG_REG_OFFSET) >> 2);
2318 OUT_RING(RADEON_WAIT_3D_IDLE | RADEON_WAIT_3D_IDLECLEAN);
2319
2320 ADVANCE_RING();
2321 COMMIT_RING();
2322
2323 return r600_do_wait_for_idle(dev_priv);
2324 }
2325
2326 /* Start the Command Processor.
2327 */
2328 void r600_do_cp_start(drm_radeon_private_t *dev_priv)
2329 {
2330 u32 cp_me;
2331 RING_LOCALS;
2332 DRM_DEBUG("\n");
2333
2334 BEGIN_RING(7);
2335 OUT_RING(CP_PACKET3(R600_IT_ME_INITIALIZE, 5));
2336 OUT_RING(0x00000001);
2337 if (((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV770))
2338 OUT_RING(0x00000003);
2339 else
2340 OUT_RING(0x00000000);
2341 OUT_RING((dev_priv->r600_max_hw_contexts - 1));
2342 OUT_RING(R600_ME_INITIALIZE_DEVICE_ID(1));
2343 OUT_RING(0x00000000);
2344 OUT_RING(0x00000000);
2345 ADVANCE_RING();
2346 COMMIT_RING();
2347
2348 /* set the mux and reset the halt bit */
2349 cp_me = 0xff;
2350 RADEON_WRITE(R600_CP_ME_CNTL, cp_me);
2351
2352 dev_priv->cp_running = 1;
2353
2354 }
2355
2356 void r600_do_cp_reset(drm_radeon_private_t *dev_priv)
2357 {
2358 u32 cur_read_ptr;
2359 DRM_DEBUG("\n");
2360
2361 cur_read_ptr = RADEON_READ(R600_CP_RB_RPTR);
2362 RADEON_WRITE(R600_CP_RB_WPTR, cur_read_ptr);
2363 SET_RING_HEAD(dev_priv, cur_read_ptr);
2364 dev_priv->ring.tail = cur_read_ptr;
2365 }
2366
2367 void r600_do_cp_stop(drm_radeon_private_t *dev_priv)
2368 {
2369 uint32_t cp_me;
2370
2371 DRM_DEBUG("\n");
2372
2373 cp_me = 0xff | R600_CP_ME_HALT;
2374
2375 RADEON_WRITE(R600_CP_ME_CNTL, cp_me);
2376
2377 dev_priv->cp_running = 0;
2378 }
2379
2380 int r600_cp_dispatch_indirect(struct drm_device *dev,
2381 struct drm_buf *buf, int start, int end)
2382 {
2383 drm_radeon_private_t *dev_priv = dev->dev_private;
2384 RING_LOCALS;
2385
2386 if (start != end) {
2387 unsigned long offset = (dev_priv->gart_buffers_offset
2388 + buf->offset + start);
2389 int dwords = (end - start + 3) / sizeof(u32);
2390
2391 DRM_DEBUG("dwords:%d\n", dwords);
2392 DRM_DEBUG("offset 0x%lx\n", offset);
2393
2394
2395 /* Indirect buffer data must be a multiple of 16 dwords.
2396 * pad the data with a Type-2 CP packet.
2397 */
2398 while (dwords & 0xf) {
2399 u32 *data = (u32 *)
2400 ((char *)dev->agp_buffer_map->handle
2401 + buf->offset + start);
2402 data[dwords++] = RADEON_CP_PACKET2;
2403 }
2404
2405 /* Fire off the indirect buffer */
2406 BEGIN_RING(4);
2407 OUT_RING(CP_PACKET3(R600_IT_INDIRECT_BUFFER, 2));
2408 OUT_RING((offset & 0xfffffffc));
2409 OUT_RING((upper_32_bits(offset) & 0xff));
2410 OUT_RING(dwords);
2411 ADVANCE_RING();
2412 }
2413
2414 return 0;
2415 }
2416
2417 void r600_cp_dispatch_swap(struct drm_device *dev, struct drm_file *file_priv)
2418 {
2419 drm_radeon_private_t *dev_priv = dev->dev_private;
2420 struct drm_master *master = file_priv->master;
2421 struct drm_radeon_master_private *master_priv = master->driver_priv;
2422 drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
2423 int nbox = sarea_priv->nbox;
2424 struct drm_clip_rect *pbox = sarea_priv->boxes;
2425 int i, cpp, src_pitch, dst_pitch;
2426 uint64_t src, dst;
2427 RING_LOCALS;
2428 DRM_DEBUG("\n");
2429
2430 if (dev_priv->color_fmt == RADEON_COLOR_FORMAT_ARGB8888)
2431 cpp = 4;
2432 else
2433 cpp = 2;
2434
2435 if (sarea_priv->pfCurrentPage == 0) {
2436 src_pitch = dev_priv->back_pitch;
2437 dst_pitch = dev_priv->front_pitch;
2438 src = dev_priv->back_offset + dev_priv->fb_location;
2439 dst = dev_priv->front_offset + dev_priv->fb_location;
2440 } else {
2441 src_pitch = dev_priv->front_pitch;
2442 dst_pitch = dev_priv->back_pitch;
2443 src = dev_priv->front_offset + dev_priv->fb_location;
2444 dst = dev_priv->back_offset + dev_priv->fb_location;
2445 }
2446
2447 if (r600_prepare_blit_copy(dev, file_priv)) {
2448 DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
2449 return;
2450 }
2451 for (i = 0; i < nbox; i++) {
2452 int x = pbox[i].x1;
2453 int y = pbox[i].y1;
2454 int w = pbox[i].x2 - x;
2455 int h = pbox[i].y2 - y;
2456
2457 DRM_DEBUG("%d,%d-%d,%d\n", x, y, w, h);
2458
2459 r600_blit_swap(dev,
2460 src, dst,
2461 x, y, x, y, w, h,
2462 src_pitch, dst_pitch, cpp);
2463 }
2464 r600_done_blit_copy(dev);
2465
2466 /* Increment the frame counter. The client-side 3D driver must
2467 * throttle the framerate by waiting for this value before
2468 * performing the swapbuffer ioctl.
2469 */
2470 sarea_priv->last_frame++;
2471
2472 BEGIN_RING(3);
2473 R600_FRAME_AGE(sarea_priv->last_frame);
2474 ADVANCE_RING();
2475 }
2476
2477 int r600_cp_dispatch_texture(struct drm_device *dev,
2478 struct drm_file *file_priv,
2479 drm_radeon_texture_t *tex,
2480 drm_radeon_tex_image_t *image)
2481 {
2482 drm_radeon_private_t *dev_priv = dev->dev_private;
2483 struct drm_buf *buf;
2484 u32 *buffer;
2485 const u8 __user *data;
2486 unsigned int size, pass_size;
2487 u64 src_offset, dst_offset;
2488
2489 if (!radeon_check_offset(dev_priv, tex->offset)) {
2490 DRM_ERROR("Invalid destination offset\n");
2491 return -EINVAL;
2492 }
2493
2494 /* this might fail for zero-sized uploads - are those illegal? */
2495 if (!radeon_check_offset(dev_priv, tex->offset + tex->height * tex->pitch - 1)) {
2496 DRM_ERROR("Invalid final destination offset\n");
2497 return -EINVAL;
2498 }
2499
2500 size = tex->height * tex->pitch;
2501
2502 if (size == 0)
2503 return 0;
2504
2505 dst_offset = tex->offset;
2506
2507 if (r600_prepare_blit_copy(dev, file_priv)) {
2508 DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
2509 return -EAGAIN;
2510 }
2511 do {
2512 data = (const u8 __user *)image->data;
2513 pass_size = size;
2514
2515 buf = radeon_freelist_get(dev);
2516 if (!buf) {
2517 DRM_DEBUG("EAGAIN\n");
2518 if (copy_to_user(tex->image, image, sizeof(*image)))
2519 return -EFAULT;
2520 return -EAGAIN;
2521 }
2522
2523 if (pass_size > buf->total)
2524 pass_size = buf->total;
2525
2526 /* Dispatch the indirect buffer.
2527 */
2528 buffer =
2529 (u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset);
2530
2531 if (copy_from_user(buffer, data, pass_size)) {
2532 DRM_ERROR("EFAULT on pad, %d bytes\n", pass_size);
2533 return -EFAULT;
2534 }
2535
2536 buf->file_priv = file_priv;
2537 buf->used = pass_size;
2538 src_offset = dev_priv->gart_buffers_offset + buf->offset;
2539
2540 r600_blit_copy(dev, src_offset, dst_offset, pass_size);
2541
2542 radeon_cp_discard_buffer(dev, file_priv->master, buf);
2543
2544 /* Update the input parameters for next time */
2545 image->data = (const u8 __user *)image->data + pass_size;
2546 dst_offset += pass_size;
2547 size -= pass_size;
2548 } while (size > 0);
2549 r600_done_blit_copy(dev);
2550
2551 return 0;
2552 }
2553
2554 /*
2555 * Legacy cs ioctl
2556 */
2557 static u32 radeon_cs_id_get(struct drm_radeon_private *radeon)
2558 {
2559 /* FIXME: check if wrap affect last reported wrap & sequence */
2560 radeon->cs_id_scnt = (radeon->cs_id_scnt + 1) & 0x00FFFFFF;
2561 if (!radeon->cs_id_scnt) {
2562 /* increment wrap counter */
2563 radeon->cs_id_wcnt += 0x01000000;
2564 /* valid sequence counter start at 1 */
2565 radeon->cs_id_scnt = 1;
2566 }
2567 return (radeon->cs_id_scnt | radeon->cs_id_wcnt);
2568 }
2569
2570 static void r600_cs_id_emit(drm_radeon_private_t *dev_priv, u32 *id)
2571 {
2572 RING_LOCALS;
2573
2574 *id = radeon_cs_id_get(dev_priv);
2575
2576 /* SCRATCH 2 */
2577 BEGIN_RING(3);
2578 R600_CLEAR_AGE(*id);
2579 ADVANCE_RING();
2580 COMMIT_RING();
2581 }
2582
2583 static int r600_ib_get(struct drm_device *dev,
2584 struct drm_file *fpriv,
2585 struct drm_buf **buffer)
2586 {
2587 struct drm_buf *buf;
2588
2589 *buffer = NULL;
2590 buf = radeon_freelist_get(dev);
2591 if (!buf) {
2592 return -EBUSY;
2593 }
2594 buf->file_priv = fpriv;
2595 *buffer = buf;
2596 return 0;
2597 }
2598
2599 static void r600_ib_free(struct drm_device *dev, struct drm_buf *buf,
2600 struct drm_file *fpriv, int l, int r)
2601 {
2602 drm_radeon_private_t *dev_priv = dev->dev_private;
2603
2604 if (buf) {
2605 if (!r)
2606 r600_cp_dispatch_indirect(dev, buf, 0, l * 4);
2607 radeon_cp_discard_buffer(dev, fpriv->master, buf);
2608 COMMIT_RING();
2609 }
2610 }
2611
2612 int r600_cs_legacy_ioctl(struct drm_device *dev, void *data, struct drm_file *fpriv)
2613 {
2614 struct drm_radeon_private *dev_priv = dev->dev_private;
2615 struct drm_radeon_cs *cs = data;
2616 struct drm_buf *buf;
2617 unsigned family;
2618 int l, r = 0;
2619 u32 *ib, cs_id = 0;
2620
2621 if (dev_priv == NULL) {
2622 DRM_ERROR("called with no initialization\n");
2623 return -EINVAL;
2624 }
2625 family = dev_priv->flags & RADEON_FAMILY_MASK;
2626 if (family < CHIP_R600) {
2627 DRM_ERROR("cs ioctl valid only for R6XX & R7XX in legacy mode\n");
2628 return -EINVAL;
2629 }
2630 mutex_lock(&dev_priv->cs_mutex);
2631 /* get ib */
2632 r = r600_ib_get(dev, fpriv, &buf);
2633 if (r) {
2634 DRM_ERROR("ib_get failed\n");
2635 goto out;
2636 }
2637 ib = dev->agp_buffer_map->handle + buf->offset;
2638 /* now parse command stream */
2639 r = r600_cs_legacy(dev, data, fpriv, family, ib, &l);
2640 if (r) {
2641 goto out;
2642 }
2643
2644 out:
2645 r600_ib_free(dev, buf, fpriv, l, r);
2646 /* emit cs id sequence */
2647 r600_cs_id_emit(dev_priv, &cs_id);
2648 cs->cs_id = cs_id;
2649 mutex_unlock(&dev_priv->cs_mutex);
2650 return r;
2651 }
2652
2653 void r600_cs_legacy_get_tiling_conf(struct drm_device *dev, u32 *npipes, u32 *nbanks, u32 *group_size)
2654 {
2655 struct drm_radeon_private *dev_priv = dev->dev_private;
2656
2657 *npipes = dev_priv->r600_npipes;
2658 *nbanks = dev_priv->r600_nbanks;
2659 *group_size = dev_priv->r600_group_size;
2660 }
Linux with added FPC-III support