2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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) OR AUTHOR(S) 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
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
28 #include <linux/seq_file.h>
29 #include <linux/firmware.h>
30 #include <linux/platform_device.h>
32 #include "radeon_drm.h"
34 #include "radeon_mode.h"
39 #define PFP_UCODE_SIZE 576
40 #define PM4_UCODE_SIZE 1792
41 #define R700_PFP_UCODE_SIZE 848
42 #define R700_PM4_UCODE_SIZE 1360
45 MODULE_FIRMWARE("radeon/R600_pfp.bin");
46 MODULE_FIRMWARE("radeon/R600_me.bin");
47 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
48 MODULE_FIRMWARE("radeon/RV610_me.bin");
49 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
50 MODULE_FIRMWARE("radeon/RV630_me.bin");
51 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
52 MODULE_FIRMWARE("radeon/RV620_me.bin");
53 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
54 MODULE_FIRMWARE("radeon/RV635_me.bin");
55 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
56 MODULE_FIRMWARE("radeon/RV670_me.bin");
57 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
58 MODULE_FIRMWARE("radeon/RS780_me.bin");
59 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
60 MODULE_FIRMWARE("radeon/RV770_me.bin");
61 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
62 MODULE_FIRMWARE("radeon/RV730_me.bin");
63 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
64 MODULE_FIRMWARE("radeon/RV710_me.bin");
66 int r600_debugfs_mc_info_init(struct radeon_device *rdev);
68 /* This files gather functions specifics to:
69 * r600,rv610,rv630,rv620,rv635,rv670
71 * Some of these functions might be used by newer ASICs.
73 int r600_mc_wait_for_idle(struct radeon_device *rdev);
74 void r600_gpu_init(struct radeon_device *rdev);
75 void r600_fini(struct radeon_device *rdev);
81 int r600_gart_clear_page(struct radeon_device *rdev, int i)
83 void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
86 if (i < 0 || i > rdev->gart.num_gpu_pages)
89 writeq(pte, ((void __iomem *)ptr) + (i * 8));
93 void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
98 WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
99 WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
100 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
101 for (i = 0; i < rdev->usec_timeout; i++) {
103 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
104 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
106 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
116 int r600_pcie_gart_enable(struct radeon_device *rdev)
121 /* Initialize common gart structure */
122 r = radeon_gart_init(rdev);
126 rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
127 r = radeon_gart_table_vram_alloc(rdev);
131 for (i = 0; i < rdev->gart.num_gpu_pages; i++)
132 r600_gart_clear_page(rdev, i);
134 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
135 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
136 EFFECTIVE_L2_QUEUE_SIZE(7));
137 WREG32(VM_L2_CNTL2, 0);
138 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
139 /* Setup TLB control */
140 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
141 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
142 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
143 ENABLE_WAIT_L2_QUERY;
144 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
145 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
146 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
147 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
148 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
149 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
150 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
151 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
152 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
153 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
154 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
155 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
156 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
157 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
158 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
159 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, (rdev->mc.gtt_end - 1) >> 12);
160 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
161 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
162 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
163 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
164 (u32)(rdev->dummy_page.addr >> 12));
165 for (i = 1; i < 7; i++)
166 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
168 r600_pcie_gart_tlb_flush(rdev);
169 rdev->gart.ready = true;
173 void r600_pcie_gart_disable(struct radeon_device *rdev)
179 for (i = 0; i < rdev->gart.num_gpu_pages; i++)
180 r600_gart_clear_page(rdev, i);
181 r600_pcie_gart_tlb_flush(rdev);
182 /* Disable all tables */
183 for (i = 0; i < 7; i++)
184 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
186 /* Disable L2 cache */
187 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
188 EFFECTIVE_L2_QUEUE_SIZE(7));
189 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
190 /* Setup L1 TLB control */
191 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
192 ENABLE_WAIT_L2_QUERY;
193 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
194 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
195 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
196 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
197 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
198 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
199 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
200 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
201 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
202 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
203 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
204 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
205 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
206 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
209 int r600_mc_wait_for_idle(struct radeon_device *rdev)
214 for (i = 0; i < rdev->usec_timeout; i++) {
216 tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
224 static void r600_mc_resume(struct radeon_device *rdev)
226 u32 d1vga_control, d2vga_control;
227 u32 vga_render_control, vga_hdp_control;
228 u32 d1crtc_control, d2crtc_control;
229 u32 new_d1grph_primary, new_d1grph_secondary;
230 u32 new_d2grph_primary, new_d2grph_secondary;
236 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
237 WREG32((0x2c14 + j), 0x00000000);
238 WREG32((0x2c18 + j), 0x00000000);
239 WREG32((0x2c1c + j), 0x00000000);
240 WREG32((0x2c20 + j), 0x00000000);
241 WREG32((0x2c24 + j), 0x00000000);
243 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
245 d1vga_control = RREG32(D1VGA_CONTROL);
246 d2vga_control = RREG32(D2VGA_CONTROL);
247 vga_render_control = RREG32(VGA_RENDER_CONTROL);
248 vga_hdp_control = RREG32(VGA_HDP_CONTROL);
249 d1crtc_control = RREG32(D1CRTC_CONTROL);
250 d2crtc_control = RREG32(D2CRTC_CONTROL);
251 old_vram_start = (u64)(RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24;
252 new_d1grph_primary = RREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS);
253 new_d1grph_secondary = RREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS);
254 new_d1grph_primary += rdev->mc.vram_start - old_vram_start;
255 new_d1grph_secondary += rdev->mc.vram_start - old_vram_start;
256 new_d2grph_primary = RREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS);
257 new_d2grph_secondary = RREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS);
258 new_d2grph_primary += rdev->mc.vram_start - old_vram_start;
259 new_d2grph_secondary += rdev->mc.vram_start - old_vram_start;
262 WREG32(D1VGA_CONTROL, 0);
263 WREG32(D2VGA_CONTROL, 0);
264 WREG32(VGA_RENDER_CONTROL, 0);
265 WREG32(D1CRTC_UPDATE_LOCK, 1);
266 WREG32(D2CRTC_UPDATE_LOCK, 1);
267 WREG32(D1CRTC_CONTROL, 0);
268 WREG32(D2CRTC_CONTROL, 0);
269 WREG32(D1CRTC_UPDATE_LOCK, 0);
270 WREG32(D2CRTC_UPDATE_LOCK, 0);
273 if (r600_mc_wait_for_idle(rdev)) {
274 printk(KERN_WARNING "[drm] MC not idle !\n");
277 /* Lockout access through VGA aperture*/
278 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
280 /* Update configuration */
281 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
282 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (rdev->mc.vram_end - 1) >> 12);
283 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
284 tmp = (((rdev->mc.vram_end - 1) >> 24) & 0xFFFF) << 16;
285 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
286 WREG32(MC_VM_FB_LOCATION, tmp);
287 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
288 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
289 WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF);
290 if (rdev->flags & RADEON_IS_AGP) {
291 WREG32(MC_VM_AGP_TOP, (rdev->mc.gtt_end - 1) >> 16);
292 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
293 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
295 WREG32(MC_VM_AGP_BASE, 0);
296 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
297 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
299 WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS, new_d1grph_primary);
300 WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS, new_d1grph_secondary);
301 WREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS, new_d2grph_primary);
302 WREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS, new_d2grph_secondary);
303 WREG32(VGA_MEMORY_BASE_ADDRESS, rdev->mc.vram_start);
305 /* Unlock host access */
306 WREG32(VGA_HDP_CONTROL, vga_hdp_control);
309 if (r600_mc_wait_for_idle(rdev)) {
310 printk(KERN_WARNING "[drm] MC not idle !\n");
313 /* Restore video state */
314 WREG32(D1CRTC_UPDATE_LOCK, 1);
315 WREG32(D2CRTC_UPDATE_LOCK, 1);
316 WREG32(D1CRTC_CONTROL, d1crtc_control);
317 WREG32(D2CRTC_CONTROL, d2crtc_control);
318 WREG32(D1CRTC_UPDATE_LOCK, 0);
319 WREG32(D2CRTC_UPDATE_LOCK, 0);
320 WREG32(D1VGA_CONTROL, d1vga_control);
321 WREG32(D2VGA_CONTROL, d2vga_control);
322 WREG32(VGA_RENDER_CONTROL, vga_render_control);
325 int r600_mc_init(struct radeon_device *rdev)
332 /* Get VRAM informations */
333 rdev->mc.vram_width = 128;
334 rdev->mc.vram_is_ddr = true;
335 tmp = RREG32(RAMCFG);
336 if (tmp & CHANSIZE_OVERRIDE) {
338 } else if (tmp & CHANSIZE_MASK) {
343 if (rdev->family == CHIP_R600) {
344 rdev->mc.vram_width = 8 * chansize;
345 } else if (rdev->family == CHIP_RV670) {
346 rdev->mc.vram_width = 4 * chansize;
347 } else if ((rdev->family == CHIP_RV610) ||
348 (rdev->family == CHIP_RV620)) {
349 rdev->mc.vram_width = chansize;
350 } else if ((rdev->family == CHIP_RV630) ||
351 (rdev->family == CHIP_RV635)) {
352 rdev->mc.vram_width = 2 * chansize;
354 /* Could aper size report 0 ? */
355 rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
356 rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
357 /* Setup GPU memory space */
358 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
359 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
360 if (rdev->flags & RADEON_IS_AGP) {
361 r = radeon_agp_init(rdev);
364 /* gtt_size is setup by radeon_agp_init */
365 rdev->mc.gtt_location = rdev->mc.agp_base;
366 tmp = 0xFFFFFFFFUL - rdev->mc.agp_base - rdev->mc.gtt_size;
367 /* Try to put vram before or after AGP because we
368 * we want SYSTEM_APERTURE to cover both VRAM and
369 * AGP so that GPU can catch out of VRAM/AGP access
371 if (rdev->mc.gtt_location > rdev->mc.mc_vram_size) {
372 /* Enought place before */
373 rdev->mc.vram_location = rdev->mc.gtt_location -
374 rdev->mc.mc_vram_size;
375 } else if (tmp > rdev->mc.mc_vram_size) {
376 /* Enought place after */
377 rdev->mc.vram_location = rdev->mc.gtt_location +
380 /* Try to setup VRAM then AGP might not
381 * not work on some card
383 rdev->mc.vram_location = 0x00000000UL;
384 rdev->mc.gtt_location = rdev->mc.mc_vram_size;
387 if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) {
388 rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) &
390 rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
391 tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size;
392 if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) {
393 /* Enough place after vram */
394 rdev->mc.gtt_location = tmp;
395 } else if (rdev->mc.vram_location >= rdev->mc.gtt_size) {
396 /* Enough place before vram */
397 rdev->mc.gtt_location = 0;
399 /* Not enough place after or before shrink
402 if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) {
403 rdev->mc.gtt_location = 0;
404 rdev->mc.gtt_size = rdev->mc.vram_location;
406 rdev->mc.gtt_location = tmp;
407 rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp;
410 rdev->mc.gtt_location = rdev->mc.mc_vram_size;
412 rdev->mc.vram_location = 0x00000000UL;
413 rdev->mc.gtt_location = rdev->mc.mc_vram_size;
414 rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
417 rdev->mc.vram_start = rdev->mc.vram_location;
418 rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size;
419 rdev->mc.gtt_start = rdev->mc.gtt_location;
420 rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size;
421 /* FIXME: we should enforce default clock in case GPU is not in
424 a.full = rfixed_const(100);
425 rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
426 rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
430 /* We doesn't check that the GPU really needs a reset we simply do the
431 * reset, it's up to the caller to determine if the GPU needs one. We
432 * might add an helper function to check that.
434 int r600_gpu_soft_reset(struct radeon_device *rdev)
436 u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
437 S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
438 S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
439 S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
440 S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
441 S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
442 S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
443 S_008010_GUI_ACTIVE(1);
444 u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
445 S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
446 S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
447 S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
448 S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
449 S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
450 S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
451 S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
454 /* Disable CP parsing/prefetching */
455 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(0xff));
456 /* Check if any of the rendering block is busy and reset it */
457 if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
458 (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
459 WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CR(1) |
460 S_008020_SOFT_RESET_DB(1) |
461 S_008020_SOFT_RESET_CB(1) |
462 S_008020_SOFT_RESET_PA(1) |
463 S_008020_SOFT_RESET_SC(1) |
464 S_008020_SOFT_RESET_SMX(1) |
465 S_008020_SOFT_RESET_SPI(1) |
466 S_008020_SOFT_RESET_SX(1) |
467 S_008020_SOFT_RESET_SH(1) |
468 S_008020_SOFT_RESET_TC(1) |
469 S_008020_SOFT_RESET_TA(1) |
470 S_008020_SOFT_RESET_VC(1) |
471 S_008020_SOFT_RESET_VGT(1));
472 (void)RREG32(R_008020_GRBM_SOFT_RESET);
474 WREG32(R_008020_GRBM_SOFT_RESET, 0);
475 (void)RREG32(R_008020_GRBM_SOFT_RESET);
477 /* Reset CP (we always reset CP) */
478 WREG32(R_008020_GRBM_SOFT_RESET, S_008020_SOFT_RESET_CP(1));
479 (void)RREG32(R_008020_GRBM_SOFT_RESET);
481 WREG32(R_008020_GRBM_SOFT_RESET, 0);
482 (void)RREG32(R_008020_GRBM_SOFT_RESET);
483 /* Reset others GPU block if necessary */
484 if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
485 srbm_reset |= S_000E60_SOFT_RESET_RLC(1);
486 if (G_000E50_GRBM_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS)))
487 srbm_reset |= S_000E60_SOFT_RESET_GRBM(1);
488 if (G_000E50_HI_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS)))
489 srbm_reset |= S_000E60_SOFT_RESET_IH(1);
490 if (G_000E50_VMC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
491 srbm_reset |= S_000E60_SOFT_RESET_VMC(1);
492 if (G_000E50_MCB_BUSY(RREG32(R_000E50_SRBM_STATUS)))
493 srbm_reset |= S_000E60_SOFT_RESET_MC(1);
494 if (G_000E50_MCDZ_BUSY(RREG32(R_000E50_SRBM_STATUS)))
495 srbm_reset |= S_000E60_SOFT_RESET_MC(1);
496 if (G_000E50_MCDY_BUSY(RREG32(R_000E50_SRBM_STATUS)))
497 srbm_reset |= S_000E60_SOFT_RESET_MC(1);
498 if (G_000E50_MCDX_BUSY(RREG32(R_000E50_SRBM_STATUS)))
499 srbm_reset |= S_000E60_SOFT_RESET_MC(1);
500 if (G_000E50_MCDW_BUSY(RREG32(R_000E50_SRBM_STATUS)))
501 srbm_reset |= S_000E60_SOFT_RESET_MC(1);
502 if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
503 srbm_reset |= S_000E60_SOFT_RESET_RLC(1);
504 if (G_000E50_SEM_BUSY(RREG32(R_000E50_SRBM_STATUS)))
505 srbm_reset |= S_000E60_SOFT_RESET_SEM(1);
506 WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
507 (void)RREG32(R_000E60_SRBM_SOFT_RESET);
509 WREG32(R_000E60_SRBM_SOFT_RESET, 0);
510 (void)RREG32(R_000E60_SRBM_SOFT_RESET);
511 /* Wait a little for things to settle down */
516 int r600_gpu_reset(struct radeon_device *rdev)
518 return r600_gpu_soft_reset(rdev);
521 static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
523 u32 backend_disable_mask)
526 u32 enabled_backends_mask;
527 u32 enabled_backends_count;
529 u32 swizzle_pipe[R6XX_MAX_PIPES];
533 if (num_tile_pipes > R6XX_MAX_PIPES)
534 num_tile_pipes = R6XX_MAX_PIPES;
535 if (num_tile_pipes < 1)
537 if (num_backends > R6XX_MAX_BACKENDS)
538 num_backends = R6XX_MAX_BACKENDS;
539 if (num_backends < 1)
542 enabled_backends_mask = 0;
543 enabled_backends_count = 0;
544 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
545 if (((backend_disable_mask >> i) & 1) == 0) {
546 enabled_backends_mask |= (1 << i);
547 ++enabled_backends_count;
549 if (enabled_backends_count == num_backends)
553 if (enabled_backends_count == 0) {
554 enabled_backends_mask = 1;
555 enabled_backends_count = 1;
558 if (enabled_backends_count != num_backends)
559 num_backends = enabled_backends_count;
561 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
562 switch (num_tile_pipes) {
618 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
619 while (((1 << cur_backend) & enabled_backends_mask) == 0)
620 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
622 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
624 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
630 int r600_count_pipe_bits(uint32_t val)
634 for (i = 0; i < 32; i++) {
641 void r600_gpu_init(struct radeon_device *rdev)
648 u32 sq_gpr_resource_mgmt_1 = 0;
649 u32 sq_gpr_resource_mgmt_2 = 0;
650 u32 sq_thread_resource_mgmt = 0;
651 u32 sq_stack_resource_mgmt_1 = 0;
652 u32 sq_stack_resource_mgmt_2 = 0;
654 /* FIXME: implement */
655 switch (rdev->family) {
657 rdev->config.r600.max_pipes = 4;
658 rdev->config.r600.max_tile_pipes = 8;
659 rdev->config.r600.max_simds = 4;
660 rdev->config.r600.max_backends = 4;
661 rdev->config.r600.max_gprs = 256;
662 rdev->config.r600.max_threads = 192;
663 rdev->config.r600.max_stack_entries = 256;
664 rdev->config.r600.max_hw_contexts = 8;
665 rdev->config.r600.max_gs_threads = 16;
666 rdev->config.r600.sx_max_export_size = 128;
667 rdev->config.r600.sx_max_export_pos_size = 16;
668 rdev->config.r600.sx_max_export_smx_size = 128;
669 rdev->config.r600.sq_num_cf_insts = 2;
673 rdev->config.r600.max_pipes = 2;
674 rdev->config.r600.max_tile_pipes = 2;
675 rdev->config.r600.max_simds = 3;
676 rdev->config.r600.max_backends = 1;
677 rdev->config.r600.max_gprs = 128;
678 rdev->config.r600.max_threads = 192;
679 rdev->config.r600.max_stack_entries = 128;
680 rdev->config.r600.max_hw_contexts = 8;
681 rdev->config.r600.max_gs_threads = 4;
682 rdev->config.r600.sx_max_export_size = 128;
683 rdev->config.r600.sx_max_export_pos_size = 16;
684 rdev->config.r600.sx_max_export_smx_size = 128;
685 rdev->config.r600.sq_num_cf_insts = 2;
691 rdev->config.r600.max_pipes = 1;
692 rdev->config.r600.max_tile_pipes = 1;
693 rdev->config.r600.max_simds = 2;
694 rdev->config.r600.max_backends = 1;
695 rdev->config.r600.max_gprs = 128;
696 rdev->config.r600.max_threads = 192;
697 rdev->config.r600.max_stack_entries = 128;
698 rdev->config.r600.max_hw_contexts = 4;
699 rdev->config.r600.max_gs_threads = 4;
700 rdev->config.r600.sx_max_export_size = 128;
701 rdev->config.r600.sx_max_export_pos_size = 16;
702 rdev->config.r600.sx_max_export_smx_size = 128;
703 rdev->config.r600.sq_num_cf_insts = 1;
706 rdev->config.r600.max_pipes = 4;
707 rdev->config.r600.max_tile_pipes = 4;
708 rdev->config.r600.max_simds = 4;
709 rdev->config.r600.max_backends = 4;
710 rdev->config.r600.max_gprs = 192;
711 rdev->config.r600.max_threads = 192;
712 rdev->config.r600.max_stack_entries = 256;
713 rdev->config.r600.max_hw_contexts = 8;
714 rdev->config.r600.max_gs_threads = 16;
715 rdev->config.r600.sx_max_export_size = 128;
716 rdev->config.r600.sx_max_export_pos_size = 16;
717 rdev->config.r600.sx_max_export_smx_size = 128;
718 rdev->config.r600.sq_num_cf_insts = 2;
725 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
726 WREG32((0x2c14 + j), 0x00000000);
727 WREG32((0x2c18 + j), 0x00000000);
728 WREG32((0x2c1c + j), 0x00000000);
729 WREG32((0x2c20 + j), 0x00000000);
730 WREG32((0x2c24 + j), 0x00000000);
733 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
737 ramcfg = RREG32(RAMCFG);
738 switch (rdev->config.r600.max_tile_pipes) {
740 tiling_config |= PIPE_TILING(0);
743 tiling_config |= PIPE_TILING(1);
746 tiling_config |= PIPE_TILING(2);
749 tiling_config |= PIPE_TILING(3);
754 tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
755 tiling_config |= GROUP_SIZE(0);
756 tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
758 tiling_config |= ROW_TILING(3);
759 tiling_config |= SAMPLE_SPLIT(3);
761 tiling_config |= ROW_TILING(tmp);
762 tiling_config |= SAMPLE_SPLIT(tmp);
764 tiling_config |= BANK_SWAPS(1);
765 tmp = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes,
766 rdev->config.r600.max_backends,
767 (0xff << rdev->config.r600.max_backends) & 0xff);
768 tiling_config |= BACKEND_MAP(tmp);
769 WREG32(GB_TILING_CONFIG, tiling_config);
770 WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
771 WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
773 tmp = BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK);
774 WREG32(CC_RB_BACKEND_DISABLE, tmp);
777 tmp = INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK);
778 tmp |= INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK);
779 WREG32(CC_GC_SHADER_PIPE_CONFIG, tmp);
780 WREG32(GC_USER_SHADER_PIPE_CONFIG, tmp);
782 tmp = R6XX_MAX_BACKENDS - r600_count_pipe_bits(tmp & INACTIVE_QD_PIPES_MASK);
783 WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
784 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
786 /* Setup some CP states */
787 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
788 WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
790 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
791 SYNC_WALKER | SYNC_ALIGNER));
792 /* Setup various GPU states */
793 if (rdev->family == CHIP_RV670)
794 WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
796 tmp = RREG32(SX_DEBUG_1);
797 tmp |= SMX_EVENT_RELEASE;
798 if ((rdev->family > CHIP_R600))
799 tmp |= ENABLE_NEW_SMX_ADDRESS;
800 WREG32(SX_DEBUG_1, tmp);
802 if (((rdev->family) == CHIP_R600) ||
803 ((rdev->family) == CHIP_RV630) ||
804 ((rdev->family) == CHIP_RV610) ||
805 ((rdev->family) == CHIP_RV620) ||
806 ((rdev->family) == CHIP_RS780)) {
807 WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
811 WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
812 DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
814 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
815 WREG32(VGT_NUM_INSTANCES, 0);
817 WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
818 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
820 tmp = RREG32(SQ_MS_FIFO_SIZES);
821 if (((rdev->family) == CHIP_RV610) ||
822 ((rdev->family) == CHIP_RV620) ||
823 ((rdev->family) == CHIP_RS780)) {
824 tmp = (CACHE_FIFO_SIZE(0xa) |
825 FETCH_FIFO_HIWATER(0xa) |
826 DONE_FIFO_HIWATER(0xe0) |
827 ALU_UPDATE_FIFO_HIWATER(0x8));
828 } else if (((rdev->family) == CHIP_R600) ||
829 ((rdev->family) == CHIP_RV630)) {
830 tmp &= ~DONE_FIFO_HIWATER(0xff);
831 tmp |= DONE_FIFO_HIWATER(0x4);
833 WREG32(SQ_MS_FIFO_SIZES, tmp);
835 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
836 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
838 sq_config = RREG32(SQ_CONFIG);
839 sq_config &= ~(PS_PRIO(3) |
843 sq_config |= (DX9_CONSTS |
850 if ((rdev->family) == CHIP_R600) {
851 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
853 NUM_CLAUSE_TEMP_GPRS(4));
854 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
856 sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
860 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
861 NUM_VS_STACK_ENTRIES(128));
862 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
863 NUM_ES_STACK_ENTRIES(0));
864 } else if (((rdev->family) == CHIP_RV610) ||
865 ((rdev->family) == CHIP_RV620) ||
866 ((rdev->family) == CHIP_RS780)) {
867 /* no vertex cache */
868 sq_config &= ~VC_ENABLE;
870 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
872 NUM_CLAUSE_TEMP_GPRS(2));
873 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
875 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
879 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
880 NUM_VS_STACK_ENTRIES(40));
881 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
882 NUM_ES_STACK_ENTRIES(16));
883 } else if (((rdev->family) == CHIP_RV630) ||
884 ((rdev->family) == CHIP_RV635)) {
885 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
887 NUM_CLAUSE_TEMP_GPRS(2));
888 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
890 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
894 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
895 NUM_VS_STACK_ENTRIES(40));
896 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
897 NUM_ES_STACK_ENTRIES(16));
898 } else if ((rdev->family) == CHIP_RV670) {
899 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
901 NUM_CLAUSE_TEMP_GPRS(2));
902 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
904 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
908 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
909 NUM_VS_STACK_ENTRIES(64));
910 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
911 NUM_ES_STACK_ENTRIES(64));
914 WREG32(SQ_CONFIG, sq_config);
915 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
916 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
917 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
918 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
919 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
921 if (((rdev->family) == CHIP_RV610) ||
922 ((rdev->family) == CHIP_RV620) ||
923 ((rdev->family) == CHIP_RS780)) {
924 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
926 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
929 /* More default values. 2D/3D driver should adjust as needed */
930 WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
931 S1_X(0x4) | S1_Y(0xc)));
932 WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
933 S1_X(0x2) | S1_Y(0x2) |
934 S2_X(0xa) | S2_Y(0x6) |
935 S3_X(0x6) | S3_Y(0xa)));
936 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
937 S1_X(0x4) | S1_Y(0xc) |
938 S2_X(0x1) | S2_Y(0x6) |
939 S3_X(0xa) | S3_Y(0xe)));
940 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
941 S5_X(0x0) | S5_Y(0x0) |
942 S6_X(0xb) | S6_Y(0x4) |
943 S7_X(0x7) | S7_Y(0x8)));
945 WREG32(VGT_STRMOUT_EN, 0);
946 tmp = rdev->config.r600.max_pipes * 16;
947 switch (rdev->family) {
962 WREG32(VGT_ES_PER_GS, 128);
963 WREG32(VGT_GS_PER_ES, tmp);
964 WREG32(VGT_GS_PER_VS, 2);
965 WREG32(VGT_GS_VERTEX_REUSE, 16);
967 /* more default values. 2D/3D driver should adjust as needed */
968 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
969 WREG32(VGT_STRMOUT_EN, 0);
971 WREG32(PA_SC_MODE_CNTL, 0);
972 WREG32(PA_SC_AA_CONFIG, 0);
973 WREG32(PA_SC_LINE_STIPPLE, 0);
974 WREG32(SPI_INPUT_Z, 0);
975 WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
976 WREG32(CB_COLOR7_FRAG, 0);
978 /* Clear render buffer base addresses */
979 WREG32(CB_COLOR0_BASE, 0);
980 WREG32(CB_COLOR1_BASE, 0);
981 WREG32(CB_COLOR2_BASE, 0);
982 WREG32(CB_COLOR3_BASE, 0);
983 WREG32(CB_COLOR4_BASE, 0);
984 WREG32(CB_COLOR5_BASE, 0);
985 WREG32(CB_COLOR6_BASE, 0);
986 WREG32(CB_COLOR7_BASE, 0);
987 WREG32(CB_COLOR7_FRAG, 0);
989 switch (rdev->family) {
1000 tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
1003 tmp = TC_L2_SIZE(0);
1006 WREG32(TC_CNTL, tmp);
1008 tmp = RREG32(HDP_HOST_PATH_CNTL);
1009 WREG32(HDP_HOST_PATH_CNTL, tmp);
1011 tmp = RREG32(ARB_POP);
1012 tmp |= ENABLE_TC128;
1013 WREG32(ARB_POP, tmp);
1015 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1016 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
1018 WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
1023 * Indirect registers accessor
1025 u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
1029 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1030 (void)RREG32(PCIE_PORT_INDEX);
1031 r = RREG32(PCIE_PORT_DATA);
1035 void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
1037 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1038 (void)RREG32(PCIE_PORT_INDEX);
1039 WREG32(PCIE_PORT_DATA, (v));
1040 (void)RREG32(PCIE_PORT_DATA);
1047 void r600_cp_stop(struct radeon_device *rdev)
1049 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1052 int r600_cp_init_microcode(struct radeon_device *rdev)
1054 struct platform_device *pdev;
1055 const char *chip_name;
1056 size_t pfp_req_size, me_req_size;
1062 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
1065 printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
1069 switch (rdev->family) {
1070 case CHIP_R600: chip_name = "R600"; break;
1071 case CHIP_RV610: chip_name = "RV610"; break;
1072 case CHIP_RV630: chip_name = "RV630"; break;
1073 case CHIP_RV620: chip_name = "RV620"; break;
1074 case CHIP_RV635: chip_name = "RV635"; break;
1075 case CHIP_RV670: chip_name = "RV670"; break;
1077 case CHIP_RS880: chip_name = "RS780"; break;
1078 case CHIP_RV770: chip_name = "RV770"; break;
1080 case CHIP_RV740: chip_name = "RV730"; break;
1081 case CHIP_RV710: chip_name = "RV710"; break;
1085 if (rdev->family >= CHIP_RV770) {
1086 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
1087 me_req_size = R700_PM4_UCODE_SIZE * 4;
1089 pfp_req_size = PFP_UCODE_SIZE * 4;
1090 me_req_size = PM4_UCODE_SIZE * 12;
1093 DRM_INFO("Loading %s CP Microcode\n", chip_name);
1095 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
1096 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
1099 if (rdev->pfp_fw->size != pfp_req_size) {
1101 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
1102 rdev->pfp_fw->size, fw_name);
1107 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
1108 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
1111 if (rdev->me_fw->size != me_req_size) {
1113 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
1114 rdev->me_fw->size, fw_name);
1118 platform_device_unregister(pdev);
1123 "r600_cp: Failed to load firmware \"%s\"\n",
1125 release_firmware(rdev->pfp_fw);
1126 rdev->pfp_fw = NULL;
1127 release_firmware(rdev->me_fw);
1133 static int r600_cp_load_microcode(struct radeon_device *rdev)
1135 const __be32 *fw_data;
1138 if (!rdev->me_fw || !rdev->pfp_fw)
1143 WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
1146 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
1147 RREG32(GRBM_SOFT_RESET);
1149 WREG32(GRBM_SOFT_RESET, 0);
1151 WREG32(CP_ME_RAM_WADDR, 0);
1153 fw_data = (const __be32 *)rdev->me_fw->data;
1154 WREG32(CP_ME_RAM_WADDR, 0);
1155 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
1156 WREG32(CP_ME_RAM_DATA,
1157 be32_to_cpup(fw_data++));
1159 fw_data = (const __be32 *)rdev->pfp_fw->data;
1160 WREG32(CP_PFP_UCODE_ADDR, 0);
1161 for (i = 0; i < PFP_UCODE_SIZE; i++)
1162 WREG32(CP_PFP_UCODE_DATA,
1163 be32_to_cpup(fw_data++));
1165 WREG32(CP_PFP_UCODE_ADDR, 0);
1166 WREG32(CP_ME_RAM_WADDR, 0);
1167 WREG32(CP_ME_RAM_RADDR, 0);
1171 int r600_cp_start(struct radeon_device *rdev)
1176 r = radeon_ring_lock(rdev, 7);
1178 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1181 radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
1182 radeon_ring_write(rdev, 0x1);
1183 if (rdev->family < CHIP_RV770) {
1184 radeon_ring_write(rdev, 0x3);
1185 radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
1187 radeon_ring_write(rdev, 0x0);
1188 radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
1190 radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
1191 radeon_ring_write(rdev, 0);
1192 radeon_ring_write(rdev, 0);
1193 radeon_ring_unlock_commit(rdev);
1196 WREG32(R_0086D8_CP_ME_CNTL, cp_me);
1200 int r600_cp_resume(struct radeon_device *rdev)
1207 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
1208 RREG32(GRBM_SOFT_RESET);
1210 WREG32(GRBM_SOFT_RESET, 0);
1212 /* Set ring buffer size */
1213 rb_bufsz = drm_order(rdev->cp.ring_size / 8);
1215 WREG32(CP_RB_CNTL, BUF_SWAP_32BIT | RB_NO_UPDATE |
1216 (drm_order(4096/8) << 8) | rb_bufsz);
1218 WREG32(CP_RB_CNTL, RB_NO_UPDATE | (drm_order(4096/8) << 8) | rb_bufsz);
1220 WREG32(CP_SEM_WAIT_TIMER, 0x4);
1222 /* Set the write pointer delay */
1223 WREG32(CP_RB_WPTR_DELAY, 0);
1225 /* Initialize the ring buffer's read and write pointers */
1226 tmp = RREG32(CP_RB_CNTL);
1227 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
1228 WREG32(CP_RB_RPTR_WR, 0);
1229 WREG32(CP_RB_WPTR, 0);
1230 WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF);
1231 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr));
1233 WREG32(CP_RB_CNTL, tmp);
1235 WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
1236 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
1238 rdev->cp.rptr = RREG32(CP_RB_RPTR);
1239 rdev->cp.wptr = RREG32(CP_RB_WPTR);
1241 r600_cp_start(rdev);
1242 rdev->cp.ready = true;
1243 r = radeon_ring_test(rdev);
1245 rdev->cp.ready = false;
1251 void r600_cp_commit(struct radeon_device *rdev)
1253 WREG32(CP_RB_WPTR, rdev->cp.wptr);
1254 (void)RREG32(CP_RB_WPTR);
1257 void r600_ring_init(struct radeon_device *rdev, unsigned ring_size)
1261 /* Align ring size */
1262 rb_bufsz = drm_order(ring_size / 8);
1263 ring_size = (1 << (rb_bufsz + 1)) * 4;
1264 rdev->cp.ring_size = ring_size;
1265 rdev->cp.align_mask = 16 - 1;
1270 * GPU scratch registers helpers function.
1272 void r600_scratch_init(struct radeon_device *rdev)
1276 rdev->scratch.num_reg = 7;
1277 for (i = 0; i < rdev->scratch.num_reg; i++) {
1278 rdev->scratch.free[i] = true;
1279 rdev->scratch.reg[i] = SCRATCH_REG0 + (i * 4);
1283 int r600_ring_test(struct radeon_device *rdev)
1290 r = radeon_scratch_get(rdev, &scratch);
1292 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
1295 WREG32(scratch, 0xCAFEDEAD);
1296 r = radeon_ring_lock(rdev, 3);
1298 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1299 radeon_scratch_free(rdev, scratch);
1302 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
1303 radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
1304 radeon_ring_write(rdev, 0xDEADBEEF);
1305 radeon_ring_unlock_commit(rdev);
1306 for (i = 0; i < rdev->usec_timeout; i++) {
1307 tmp = RREG32(scratch);
1308 if (tmp == 0xDEADBEEF)
1312 if (i < rdev->usec_timeout) {
1313 DRM_INFO("ring test succeeded in %d usecs\n", i);
1315 DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
1319 radeon_scratch_free(rdev, scratch);
1326 int r600_wb_init(struct radeon_device *rdev)
1330 if (rdev->wb.wb_obj == NULL) {
1331 r = radeon_object_create(rdev, NULL, 4096,
1333 RADEON_GEM_DOMAIN_GTT,
1334 false, &rdev->wb.wb_obj);
1336 DRM_ERROR("radeon: failed to create WB buffer (%d).\n", r);
1339 r = radeon_object_pin(rdev->wb.wb_obj,
1340 RADEON_GEM_DOMAIN_GTT,
1341 &rdev->wb.gpu_addr);
1343 DRM_ERROR("radeon: failed to pin WB buffer (%d).\n", r);
1346 r = radeon_object_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb);
1348 DRM_ERROR("radeon: failed to map WB buffer (%d).\n", r);
1352 WREG32(SCRATCH_ADDR, (rdev->wb.gpu_addr >> 8) & 0xFFFFFFFF);
1353 WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + 1024) & 0xFFFFFFFC);
1354 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + 1024) & 0xFF);
1355 WREG32(SCRATCH_UMSK, 0xff);
1359 void r600_wb_fini(struct radeon_device *rdev)
1361 if (rdev->wb.wb_obj) {
1362 radeon_object_kunmap(rdev->wb.wb_obj);
1363 radeon_object_unpin(rdev->wb.wb_obj);
1364 radeon_object_unref(&rdev->wb.wb_obj);
1366 rdev->wb.wb_obj = NULL;
1374 void r600_fence_ring_emit(struct radeon_device *rdev,
1375 struct radeon_fence *fence)
1377 /* Emit fence sequence & fire IRQ */
1378 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
1379 radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
1380 radeon_ring_write(rdev, fence->seq);
1383 int r600_copy_dma(struct radeon_device *rdev,
1384 uint64_t src_offset,
1385 uint64_t dst_offset,
1387 struct radeon_fence *fence)
1389 /* FIXME: implement */
1393 int r600_copy_blit(struct radeon_device *rdev,
1394 uint64_t src_offset, uint64_t dst_offset,
1395 unsigned num_pages, struct radeon_fence *fence)
1397 r600_blit_prepare_copy(rdev, num_pages * 4096);
1398 r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * 4096);
1399 r600_blit_done_copy(rdev, fence);
1403 int r600_irq_process(struct radeon_device *rdev)
1405 /* FIXME: implement */
1409 int r600_irq_set(struct radeon_device *rdev)
1411 /* FIXME: implement */
1415 int r600_set_surface_reg(struct radeon_device *rdev, int reg,
1416 uint32_t tiling_flags, uint32_t pitch,
1417 uint32_t offset, uint32_t obj_size)
1419 /* FIXME: implement */
1423 void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
1425 /* FIXME: implement */
1429 bool r600_card_posted(struct radeon_device *rdev)
1433 /* first check CRTCs */
1434 reg = RREG32(D1CRTC_CONTROL) |
1435 RREG32(D2CRTC_CONTROL);
1439 /* then check MEM_SIZE, in case the crtcs are off */
1440 if (RREG32(CONFIG_MEMSIZE))
1446 int r600_resume(struct radeon_device *rdev)
1450 r600_gpu_reset(rdev);
1451 r600_mc_resume(rdev);
1452 r = r600_pcie_gart_enable(rdev);
1455 r600_gpu_init(rdev);
1456 r = radeon_ring_init(rdev, rdev->cp.ring_size);
1459 r = r600_cp_load_microcode(rdev);
1462 r = r600_cp_resume(rdev);
1465 r = r600_wb_init(rdev);
1471 int r600_suspend(struct radeon_device *rdev)
1473 /* FIXME: we should wait for ring to be empty */
1478 /* Plan is to move initialization in that function and use
1479 * helper function so that radeon_device_init pretty much
1480 * do nothing more than calling asic specific function. This
1481 * should also allow to remove a bunch of callback function
1484 int r600_init(struct radeon_device *rdev)
1488 rdev->new_init_path = true;
1489 r = radeon_dummy_page_init(rdev);
1492 if (r600_debugfs_mc_info_init(rdev)) {
1493 DRM_ERROR("Failed to register debugfs file for mc !\n");
1495 /* This don't do much */
1496 r = radeon_gem_init(rdev);
1500 if (!radeon_get_bios(rdev)) {
1501 if (ASIC_IS_AVIVO(rdev))
1504 /* Must be an ATOMBIOS */
1505 if (!rdev->is_atom_bios)
1507 r = radeon_atombios_init(rdev);
1510 /* Post card if necessary */
1511 if (!r600_card_posted(rdev) && rdev->bios) {
1512 DRM_INFO("GPU not posted. posting now...\n");
1513 atom_asic_init(rdev->mode_info.atom_context);
1515 /* Initialize scratch registers */
1516 r600_scratch_init(rdev);
1517 /* Initialize surface registers */
1518 radeon_surface_init(rdev);
1519 r = radeon_clocks_init(rdev);
1523 r = radeon_fence_driver_init(rdev);
1526 r = r600_mc_init(rdev);
1528 if (rdev->flags & RADEON_IS_AGP) {
1529 /* Retry with disabling AGP */
1531 rdev->flags &= ~RADEON_IS_AGP;
1532 return r600_init(rdev);
1536 /* Memory manager */
1537 r = radeon_object_init(rdev);
1540 rdev->cp.ring_obj = NULL;
1541 r600_ring_init(rdev, 1024 * 1024);
1543 if (!rdev->me_fw || !rdev->pfp_fw) {
1544 r = r600_cp_init_microcode(rdev);
1546 DRM_ERROR("Failed to load firmware!\n");
1551 r = r600_resume(rdev);
1553 if (rdev->flags & RADEON_IS_AGP) {
1554 /* Retry with disabling AGP */
1556 rdev->flags &= ~RADEON_IS_AGP;
1557 return r600_init(rdev);
1561 r = radeon_ib_pool_init(rdev);
1563 DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r);
1566 r = r600_blit_init(rdev);
1568 DRM_ERROR("radeon: failled blitter (%d).\n", r);
1571 r = radeon_ib_test(rdev);
1573 DRM_ERROR("radeon: failled testing IB (%d).\n", r);
1579 void r600_fini(struct radeon_device *rdev)
1581 /* Suspend operations */
1584 r600_blit_fini(rdev);
1585 radeon_ring_fini(rdev);
1586 r600_pcie_gart_disable(rdev);
1587 radeon_gart_table_vram_free(rdev);
1588 radeon_gart_fini(rdev);
1589 radeon_gem_fini(rdev);
1590 radeon_fence_driver_fini(rdev);
1591 radeon_clocks_fini(rdev);
1593 if (rdev->flags & RADEON_IS_AGP)
1594 radeon_agp_fini(rdev);
1596 radeon_object_fini(rdev);
1597 if (rdev->is_atom_bios)
1598 radeon_atombios_fini(rdev);
1600 radeon_combios_fini(rdev);
1603 radeon_dummy_page_fini(rdev);
1610 void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
1612 /* FIXME: implement */
1613 radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
1614 radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC);
1615 radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
1616 radeon_ring_write(rdev, ib->length_dw);
1619 int r600_ib_test(struct radeon_device *rdev)
1621 struct radeon_ib *ib;
1627 r = radeon_scratch_get(rdev, &scratch);
1629 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
1632 WREG32(scratch, 0xCAFEDEAD);
1633 r = radeon_ib_get(rdev, &ib);
1635 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
1638 ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
1639 ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
1640 ib->ptr[2] = 0xDEADBEEF;
1641 ib->ptr[3] = PACKET2(0);
1642 ib->ptr[4] = PACKET2(0);
1643 ib->ptr[5] = PACKET2(0);
1644 ib->ptr[6] = PACKET2(0);
1645 ib->ptr[7] = PACKET2(0);
1646 ib->ptr[8] = PACKET2(0);
1647 ib->ptr[9] = PACKET2(0);
1648 ib->ptr[10] = PACKET2(0);
1649 ib->ptr[11] = PACKET2(0);
1650 ib->ptr[12] = PACKET2(0);
1651 ib->ptr[13] = PACKET2(0);
1652 ib->ptr[14] = PACKET2(0);
1653 ib->ptr[15] = PACKET2(0);
1655 r = radeon_ib_schedule(rdev, ib);
1657 radeon_scratch_free(rdev, scratch);
1658 radeon_ib_free(rdev, &ib);
1659 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
1662 r = radeon_fence_wait(ib->fence, false);
1664 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
1667 for (i = 0; i < rdev->usec_timeout; i++) {
1668 tmp = RREG32(scratch);
1669 if (tmp == 0xDEADBEEF)
1673 if (i < rdev->usec_timeout) {
1674 DRM_INFO("ib test succeeded in %u usecs\n", i);
1676 DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n",
1680 radeon_scratch_free(rdev, scratch);
1681 radeon_ib_free(rdev, &ib);
1691 #if defined(CONFIG_DEBUG_FS)
1693 static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data)
1695 struct drm_info_node *node = (struct drm_info_node *) m->private;
1696 struct drm_device *dev = node->minor->dev;
1697 struct radeon_device *rdev = dev->dev_private;
1699 unsigned count, i, j;
1701 radeon_ring_free_size(rdev);
1702 rdp = RREG32(CP_RB_RPTR);
1703 wdp = RREG32(CP_RB_WPTR);
1704 count = (rdp + rdev->cp.ring_size - wdp) & rdev->cp.ptr_mask;
1705 seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT));
1706 seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp);
1707 seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp);
1708 seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw);
1709 seq_printf(m, "%u dwords in ring\n", count);
1710 for (j = 0; j <= count; j++) {
1711 i = (rdp + j) & rdev->cp.ptr_mask;
1712 seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]);
1717 static int r600_debugfs_mc_info(struct seq_file *m, void *data)
1719 struct drm_info_node *node = (struct drm_info_node *) m->private;
1720 struct drm_device *dev = node->minor->dev;
1721 struct radeon_device *rdev = dev->dev_private;
1723 DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
1724 DREG32_SYS(m, rdev, VM_L2_STATUS);
1728 static struct drm_info_list r600_mc_info_list[] = {
1729 {"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
1730 {"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL},
1734 int r600_debugfs_mc_info_init(struct radeon_device *rdev)
1736 #if defined(CONFIG_DEBUG_FS)
1737 return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));