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/firmware.h>
29 #include <linux/platform_device.h>
30 #include <linux/slab.h>
33 #include "radeon_asic.h"
34 #include <drm/radeon_drm.h>
39 #define R700_PFP_UCODE_SIZE 848
40 #define R700_PM4_UCODE_SIZE 1360
42 static void rv770_gpu_init(struct radeon_device *rdev);
43 void rv770_fini(struct radeon_device *rdev);
44 static void rv770_pcie_gen2_enable(struct radeon_device *rdev);
46 u32 rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
48 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
49 u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset);
52 /* Lock the graphics update lock */
53 tmp |= AVIVO_D1GRPH_UPDATE_LOCK;
54 WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
56 /* update the scanout addresses */
57 if (radeon_crtc->crtc_id) {
58 WREG32(D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
59 WREG32(D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
61 WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
62 WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
64 WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
66 WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
69 /* Wait for update_pending to go high. */
70 for (i = 0; i < rdev->usec_timeout; i++) {
71 if (RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING)
75 DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
77 /* Unlock the lock, so double-buffering can take place inside vblank */
78 tmp &= ~AVIVO_D1GRPH_UPDATE_LOCK;
79 WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
81 /* Return current update_pending status: */
82 return RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING;
85 /* get temperature in millidegrees */
86 int rv770_get_temp(struct radeon_device *rdev)
88 u32 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
94 else if (temp & 0x200)
96 else if (temp & 0x100) {
97 actual_temp = temp & 0x1ff;
98 actual_temp |= ~0x1ff;
100 actual_temp = temp & 0xff;
102 return (actual_temp * 1000) / 2;
105 void rv770_pm_misc(struct radeon_device *rdev)
107 int req_ps_idx = rdev->pm.requested_power_state_index;
108 int req_cm_idx = rdev->pm.requested_clock_mode_index;
109 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
110 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
112 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
113 /* 0xff01 is a flag rather then an actual voltage */
114 if (voltage->voltage == 0xff01)
116 if (voltage->voltage != rdev->pm.current_vddc) {
117 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
118 rdev->pm.current_vddc = voltage->voltage;
119 DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
127 static int rv770_pcie_gart_enable(struct radeon_device *rdev)
132 if (rdev->gart.robj == NULL) {
133 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
136 r = radeon_gart_table_vram_pin(rdev);
139 radeon_gart_restore(rdev);
141 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
142 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
143 EFFECTIVE_L2_QUEUE_SIZE(7));
144 WREG32(VM_L2_CNTL2, 0);
145 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
146 /* Setup TLB control */
147 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
148 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
149 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
150 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
151 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
152 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
153 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
154 if (rdev->family == CHIP_RV740)
155 WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp);
156 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
157 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
158 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
159 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
160 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
161 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
162 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
163 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
164 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
165 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
166 (u32)(rdev->dummy_page.addr >> 12));
167 for (i = 1; i < 7; i++)
168 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
170 r600_pcie_gart_tlb_flush(rdev);
171 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
172 (unsigned)(rdev->mc.gtt_size >> 20),
173 (unsigned long long)rdev->gart.table_addr);
174 rdev->gart.ready = true;
178 static void rv770_pcie_gart_disable(struct radeon_device *rdev)
183 /* Disable all tables */
184 for (i = 0; i < 7; i++)
185 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
188 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
189 EFFECTIVE_L2_QUEUE_SIZE(7));
190 WREG32(VM_L2_CNTL2, 0);
191 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
192 /* Setup TLB control */
193 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
194 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
195 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
196 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
197 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
198 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
199 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
200 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
201 radeon_gart_table_vram_unpin(rdev);
204 static void rv770_pcie_gart_fini(struct radeon_device *rdev)
206 radeon_gart_fini(rdev);
207 rv770_pcie_gart_disable(rdev);
208 radeon_gart_table_vram_free(rdev);
212 static void rv770_agp_enable(struct radeon_device *rdev)
218 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
219 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
220 EFFECTIVE_L2_QUEUE_SIZE(7));
221 WREG32(VM_L2_CNTL2, 0);
222 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
223 /* Setup TLB control */
224 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
225 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
226 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
227 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
228 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
229 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
230 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
231 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
232 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
233 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
234 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
235 for (i = 0; i < 7; i++)
236 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
239 static void rv770_mc_program(struct radeon_device *rdev)
241 struct rv515_mc_save save;
246 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
247 WREG32((0x2c14 + j), 0x00000000);
248 WREG32((0x2c18 + j), 0x00000000);
249 WREG32((0x2c1c + j), 0x00000000);
250 WREG32((0x2c20 + j), 0x00000000);
251 WREG32((0x2c24 + j), 0x00000000);
253 /* r7xx hw bug. Read from HDP_DEBUG1 rather
254 * than writing to HDP_REG_COHERENCY_FLUSH_CNTL
256 tmp = RREG32(HDP_DEBUG1);
258 rv515_mc_stop(rdev, &save);
259 if (r600_mc_wait_for_idle(rdev)) {
260 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
262 /* Lockout access through VGA aperture*/
263 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
264 /* Update configuration */
265 if (rdev->flags & RADEON_IS_AGP) {
266 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
267 /* VRAM before AGP */
268 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
269 rdev->mc.vram_start >> 12);
270 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
271 rdev->mc.gtt_end >> 12);
274 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
275 rdev->mc.gtt_start >> 12);
276 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
277 rdev->mc.vram_end >> 12);
280 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
281 rdev->mc.vram_start >> 12);
282 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
283 rdev->mc.vram_end >> 12);
285 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
286 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
287 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
288 WREG32(MC_VM_FB_LOCATION, tmp);
289 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
290 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
291 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
292 if (rdev->flags & RADEON_IS_AGP) {
293 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
294 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
295 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
297 WREG32(MC_VM_AGP_BASE, 0);
298 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
299 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
301 if (r600_mc_wait_for_idle(rdev)) {
302 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
304 rv515_mc_resume(rdev, &save);
305 /* we need to own VRAM, so turn off the VGA renderer here
306 * to stop it overwriting our objects */
307 rv515_vga_render_disable(rdev);
314 void r700_cp_stop(struct radeon_device *rdev)
316 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
317 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
318 WREG32(SCRATCH_UMSK, 0);
319 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
322 static int rv770_cp_load_microcode(struct radeon_device *rdev)
324 const __be32 *fw_data;
327 if (!rdev->me_fw || !rdev->pfp_fw)
335 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
338 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
339 RREG32(GRBM_SOFT_RESET);
341 WREG32(GRBM_SOFT_RESET, 0);
343 fw_data = (const __be32 *)rdev->pfp_fw->data;
344 WREG32(CP_PFP_UCODE_ADDR, 0);
345 for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
346 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
347 WREG32(CP_PFP_UCODE_ADDR, 0);
349 fw_data = (const __be32 *)rdev->me_fw->data;
350 WREG32(CP_ME_RAM_WADDR, 0);
351 for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
352 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
354 WREG32(CP_PFP_UCODE_ADDR, 0);
355 WREG32(CP_ME_RAM_WADDR, 0);
356 WREG32(CP_ME_RAM_RADDR, 0);
360 void r700_cp_fini(struct radeon_device *rdev)
362 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
364 radeon_ring_fini(rdev, ring);
365 radeon_scratch_free(rdev, ring->rptr_save_reg);
371 static void rv770_gpu_init(struct radeon_device *rdev)
373 int i, j, num_qd_pipes;
378 u32 num_gs_verts_per_thread;
380 u32 gs_prim_buffer_depth = 0;
381 u32 sq_ms_fifo_sizes;
383 u32 sq_thread_resource_mgmt;
384 u32 hdp_host_path_cntl;
385 u32 sq_dyn_gpr_size_simd_ab_0;
386 u32 gb_tiling_config = 0;
387 u32 cc_rb_backend_disable = 0;
388 u32 cc_gc_shader_pipe_config = 0;
391 u32 inactive_pipes, shader_pipe_config;
392 u32 disabled_rb_mask;
393 unsigned active_number;
395 /* setup chip specs */
396 rdev->config.rv770.tiling_group_size = 256;
397 switch (rdev->family) {
399 rdev->config.rv770.max_pipes = 4;
400 rdev->config.rv770.max_tile_pipes = 8;
401 rdev->config.rv770.max_simds = 10;
402 rdev->config.rv770.max_backends = 4;
403 rdev->config.rv770.max_gprs = 256;
404 rdev->config.rv770.max_threads = 248;
405 rdev->config.rv770.max_stack_entries = 512;
406 rdev->config.rv770.max_hw_contexts = 8;
407 rdev->config.rv770.max_gs_threads = 16 * 2;
408 rdev->config.rv770.sx_max_export_size = 128;
409 rdev->config.rv770.sx_max_export_pos_size = 16;
410 rdev->config.rv770.sx_max_export_smx_size = 112;
411 rdev->config.rv770.sq_num_cf_insts = 2;
413 rdev->config.rv770.sx_num_of_sets = 7;
414 rdev->config.rv770.sc_prim_fifo_size = 0xF9;
415 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
416 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
419 rdev->config.rv770.max_pipes = 2;
420 rdev->config.rv770.max_tile_pipes = 4;
421 rdev->config.rv770.max_simds = 8;
422 rdev->config.rv770.max_backends = 2;
423 rdev->config.rv770.max_gprs = 128;
424 rdev->config.rv770.max_threads = 248;
425 rdev->config.rv770.max_stack_entries = 256;
426 rdev->config.rv770.max_hw_contexts = 8;
427 rdev->config.rv770.max_gs_threads = 16 * 2;
428 rdev->config.rv770.sx_max_export_size = 256;
429 rdev->config.rv770.sx_max_export_pos_size = 32;
430 rdev->config.rv770.sx_max_export_smx_size = 224;
431 rdev->config.rv770.sq_num_cf_insts = 2;
433 rdev->config.rv770.sx_num_of_sets = 7;
434 rdev->config.rv770.sc_prim_fifo_size = 0xf9;
435 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
436 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
437 if (rdev->config.rv770.sx_max_export_pos_size > 16) {
438 rdev->config.rv770.sx_max_export_pos_size -= 16;
439 rdev->config.rv770.sx_max_export_smx_size += 16;
443 rdev->config.rv770.max_pipes = 2;
444 rdev->config.rv770.max_tile_pipes = 2;
445 rdev->config.rv770.max_simds = 2;
446 rdev->config.rv770.max_backends = 1;
447 rdev->config.rv770.max_gprs = 256;
448 rdev->config.rv770.max_threads = 192;
449 rdev->config.rv770.max_stack_entries = 256;
450 rdev->config.rv770.max_hw_contexts = 4;
451 rdev->config.rv770.max_gs_threads = 8 * 2;
452 rdev->config.rv770.sx_max_export_size = 128;
453 rdev->config.rv770.sx_max_export_pos_size = 16;
454 rdev->config.rv770.sx_max_export_smx_size = 112;
455 rdev->config.rv770.sq_num_cf_insts = 1;
457 rdev->config.rv770.sx_num_of_sets = 7;
458 rdev->config.rv770.sc_prim_fifo_size = 0x40;
459 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
460 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
463 rdev->config.rv770.max_pipes = 4;
464 rdev->config.rv770.max_tile_pipes = 4;
465 rdev->config.rv770.max_simds = 8;
466 rdev->config.rv770.max_backends = 4;
467 rdev->config.rv770.max_gprs = 256;
468 rdev->config.rv770.max_threads = 248;
469 rdev->config.rv770.max_stack_entries = 512;
470 rdev->config.rv770.max_hw_contexts = 8;
471 rdev->config.rv770.max_gs_threads = 16 * 2;
472 rdev->config.rv770.sx_max_export_size = 256;
473 rdev->config.rv770.sx_max_export_pos_size = 32;
474 rdev->config.rv770.sx_max_export_smx_size = 224;
475 rdev->config.rv770.sq_num_cf_insts = 2;
477 rdev->config.rv770.sx_num_of_sets = 7;
478 rdev->config.rv770.sc_prim_fifo_size = 0x100;
479 rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
480 rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
482 if (rdev->config.rv770.sx_max_export_pos_size > 16) {
483 rdev->config.rv770.sx_max_export_pos_size -= 16;
484 rdev->config.rv770.sx_max_export_smx_size += 16;
493 for (i = 0; i < 32; i++) {
494 WREG32((0x2c14 + j), 0x00000000);
495 WREG32((0x2c18 + j), 0x00000000);
496 WREG32((0x2c1c + j), 0x00000000);
497 WREG32((0x2c20 + j), 0x00000000);
498 WREG32((0x2c24 + j), 0x00000000);
502 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
504 /* setup tiling, simd, pipe config */
505 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
507 shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG);
508 inactive_pipes = (shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> INACTIVE_QD_PIPES_SHIFT;
509 for (i = 0, tmp = 1, active_number = 0; i < R7XX_MAX_PIPES; i++) {
510 if (!(inactive_pipes & tmp)) {
515 if (active_number == 1) {
516 WREG32(SPI_CONFIG_CNTL, DISABLE_INTERP_1);
518 WREG32(SPI_CONFIG_CNTL, 0);
521 cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
522 tmp = R7XX_MAX_BACKENDS - r600_count_pipe_bits(cc_rb_backend_disable >> 16);
523 if (tmp < rdev->config.rv770.max_backends) {
524 rdev->config.rv770.max_backends = tmp;
527 cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
528 tmp = R7XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config >> 8) & R7XX_MAX_PIPES_MASK);
529 if (tmp < rdev->config.rv770.max_pipes) {
530 rdev->config.rv770.max_pipes = tmp;
532 tmp = R7XX_MAX_SIMDS - r600_count_pipe_bits((cc_gc_shader_pipe_config >> 16) & R7XX_MAX_SIMDS_MASK);
533 if (tmp < rdev->config.rv770.max_simds) {
534 rdev->config.rv770.max_simds = tmp;
537 switch (rdev->config.rv770.max_tile_pipes) {
540 gb_tiling_config = PIPE_TILING(0);
543 gb_tiling_config = PIPE_TILING(1);
546 gb_tiling_config = PIPE_TILING(2);
549 gb_tiling_config = PIPE_TILING(3);
552 rdev->config.rv770.tiling_npipes = rdev->config.rv770.max_tile_pipes;
554 disabled_rb_mask = (RREG32(CC_RB_BACKEND_DISABLE) >> 16) & R7XX_MAX_BACKENDS_MASK;
555 tmp = (gb_tiling_config & PIPE_TILING__MASK) >> PIPE_TILING__SHIFT;
556 tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.rv770.max_backends,
557 R7XX_MAX_BACKENDS, disabled_rb_mask);
558 gb_tiling_config |= tmp << 16;
559 rdev->config.rv770.backend_map = tmp;
561 if (rdev->family == CHIP_RV770)
562 gb_tiling_config |= BANK_TILING(1);
564 if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT)
565 gb_tiling_config |= BANK_TILING(1);
567 gb_tiling_config |= BANK_TILING(0);
569 rdev->config.rv770.tiling_nbanks = 4 << ((gb_tiling_config >> 4) & 0x3);
570 gb_tiling_config |= GROUP_SIZE((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
571 if (((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT) > 3) {
572 gb_tiling_config |= ROW_TILING(3);
573 gb_tiling_config |= SAMPLE_SPLIT(3);
576 ROW_TILING(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
578 SAMPLE_SPLIT(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
581 gb_tiling_config |= BANK_SWAPS(1);
582 rdev->config.rv770.tile_config = gb_tiling_config;
584 WREG32(GB_TILING_CONFIG, gb_tiling_config);
585 WREG32(DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
586 WREG32(HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
587 WREG32(DMA_TILING_CONFIG, (gb_tiling_config & 0xffff));
588 WREG32(DMA_TILING_CONFIG2, (gb_tiling_config & 0xffff));
590 WREG32(CGTS_SYS_TCC_DISABLE, 0);
591 WREG32(CGTS_TCC_DISABLE, 0);
592 WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
593 WREG32(CGTS_USER_TCC_DISABLE, 0);
596 num_qd_pipes = R7XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
597 WREG32(VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & DEALLOC_DIST_MASK);
598 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & VTX_REUSE_DEPTH_MASK);
600 /* set HW defaults for 3D engine */
601 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
602 ROQ_IB2_START(0x2b)));
604 WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
606 ta_aux_cntl = RREG32(TA_CNTL_AUX);
607 WREG32(TA_CNTL_AUX, ta_aux_cntl | DISABLE_CUBE_ANISO);
609 sx_debug_1 = RREG32(SX_DEBUG_1);
610 sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
611 WREG32(SX_DEBUG_1, sx_debug_1);
613 smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
614 smx_dc_ctl0 &= ~CACHE_DEPTH(0x1ff);
615 smx_dc_ctl0 |= CACHE_DEPTH((rdev->config.rv770.sx_num_of_sets * 64) - 1);
616 WREG32(SMX_DC_CTL0, smx_dc_ctl0);
618 if (rdev->family != CHIP_RV740)
619 WREG32(SMX_EVENT_CTL, (ES_FLUSH_CTL(4) |
624 if (rdev->family != CHIP_RV770)
625 WREG32(SMX_SAR_CTL0, 0x00003f3f);
627 db_debug3 = RREG32(DB_DEBUG3);
628 db_debug3 &= ~DB_CLK_OFF_DELAY(0x1f);
629 switch (rdev->family) {
632 db_debug3 |= DB_CLK_OFF_DELAY(0x1f);
637 db_debug3 |= DB_CLK_OFF_DELAY(2);
640 WREG32(DB_DEBUG3, db_debug3);
642 if (rdev->family != CHIP_RV770) {
643 db_debug4 = RREG32(DB_DEBUG4);
644 db_debug4 |= DISABLE_TILE_COVERED_FOR_PS_ITER;
645 WREG32(DB_DEBUG4, db_debug4);
648 WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.rv770.sx_max_export_size / 4) - 1) |
649 POSITION_BUFFER_SIZE((rdev->config.rv770.sx_max_export_pos_size / 4) - 1) |
650 SMX_BUFFER_SIZE((rdev->config.rv770.sx_max_export_smx_size / 4) - 1)));
652 WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.rv770.sc_prim_fifo_size) |
653 SC_HIZ_TILE_FIFO_SIZE(rdev->config.rv770.sc_hiz_tile_fifo_size) |
654 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.rv770.sc_earlyz_tile_fifo_fize)));
656 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
658 WREG32(VGT_NUM_INSTANCES, 1);
660 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
662 WREG32(CP_PERFMON_CNTL, 0);
664 sq_ms_fifo_sizes = (CACHE_FIFO_SIZE(16 * rdev->config.rv770.sq_num_cf_insts) |
665 DONE_FIFO_HIWATER(0xe0) |
666 ALU_UPDATE_FIFO_HIWATER(0x8));
667 switch (rdev->family) {
671 sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x1);
675 sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x4);
678 WREG32(SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
680 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
681 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
683 sq_config = RREG32(SQ_CONFIG);
684 sq_config &= ~(PS_PRIO(3) |
688 sq_config |= (DX9_CONSTS |
695 if (rdev->family == CHIP_RV710)
696 /* no vertex cache */
697 sq_config &= ~VC_ENABLE;
699 WREG32(SQ_CONFIG, sq_config);
701 WREG32(SQ_GPR_RESOURCE_MGMT_1, (NUM_PS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
702 NUM_VS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
703 NUM_CLAUSE_TEMP_GPRS(((rdev->config.rv770.max_gprs * 24)/64)/2)));
705 WREG32(SQ_GPR_RESOURCE_MGMT_2, (NUM_GS_GPRS((rdev->config.rv770.max_gprs * 7)/64) |
706 NUM_ES_GPRS((rdev->config.rv770.max_gprs * 7)/64)));
708 sq_thread_resource_mgmt = (NUM_PS_THREADS((rdev->config.rv770.max_threads * 4)/8) |
709 NUM_VS_THREADS((rdev->config.rv770.max_threads * 2)/8) |
710 NUM_ES_THREADS((rdev->config.rv770.max_threads * 1)/8));
711 if (((rdev->config.rv770.max_threads * 1) / 8) > rdev->config.rv770.max_gs_threads)
712 sq_thread_resource_mgmt |= NUM_GS_THREADS(rdev->config.rv770.max_gs_threads);
714 sq_thread_resource_mgmt |= NUM_GS_THREADS((rdev->config.rv770.max_gs_threads * 1)/8);
715 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
717 WREG32(SQ_STACK_RESOURCE_MGMT_1, (NUM_PS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4) |
718 NUM_VS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4)));
720 WREG32(SQ_STACK_RESOURCE_MGMT_2, (NUM_GS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4) |
721 NUM_ES_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4)));
723 sq_dyn_gpr_size_simd_ab_0 = (SIMDA_RING0((rdev->config.rv770.max_gprs * 38)/64) |
724 SIMDA_RING1((rdev->config.rv770.max_gprs * 38)/64) |
725 SIMDB_RING0((rdev->config.rv770.max_gprs * 38)/64) |
726 SIMDB_RING1((rdev->config.rv770.max_gprs * 38)/64));
728 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_0, sq_dyn_gpr_size_simd_ab_0);
729 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_1, sq_dyn_gpr_size_simd_ab_0);
730 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_2, sq_dyn_gpr_size_simd_ab_0);
731 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_3, sq_dyn_gpr_size_simd_ab_0);
732 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_4, sq_dyn_gpr_size_simd_ab_0);
733 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_5, sq_dyn_gpr_size_simd_ab_0);
734 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_6, sq_dyn_gpr_size_simd_ab_0);
735 WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0);
737 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
738 FORCE_EOV_MAX_REZ_CNT(255)));
740 if (rdev->family == CHIP_RV710)
741 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(TC_ONLY) |
742 AUTO_INVLD_EN(ES_AND_GS_AUTO)));
744 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(VC_AND_TC) |
745 AUTO_INVLD_EN(ES_AND_GS_AUTO)));
747 switch (rdev->family) {
751 gs_prim_buffer_depth = 384;
754 gs_prim_buffer_depth = 128;
760 num_gs_verts_per_thread = rdev->config.rv770.max_pipes * 16;
761 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
762 /* Max value for this is 256 */
763 if (vgt_gs_per_es > 256)
766 WREG32(VGT_ES_PER_GS, 128);
767 WREG32(VGT_GS_PER_ES, vgt_gs_per_es);
768 WREG32(VGT_GS_PER_VS, 2);
770 /* more default values. 2D/3D driver should adjust as needed */
771 WREG32(VGT_GS_VERTEX_REUSE, 16);
772 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
773 WREG32(VGT_STRMOUT_EN, 0);
775 WREG32(PA_SC_MODE_CNTL, 0);
776 WREG32(PA_SC_EDGERULE, 0xaaaaaaaa);
777 WREG32(PA_SC_AA_CONFIG, 0);
778 WREG32(PA_SC_CLIPRECT_RULE, 0xffff);
779 WREG32(PA_SC_LINE_STIPPLE, 0);
780 WREG32(SPI_INPUT_Z, 0);
781 WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
782 WREG32(CB_COLOR7_FRAG, 0);
784 /* clear render buffer base addresses */
785 WREG32(CB_COLOR0_BASE, 0);
786 WREG32(CB_COLOR1_BASE, 0);
787 WREG32(CB_COLOR2_BASE, 0);
788 WREG32(CB_COLOR3_BASE, 0);
789 WREG32(CB_COLOR4_BASE, 0);
790 WREG32(CB_COLOR5_BASE, 0);
791 WREG32(CB_COLOR6_BASE, 0);
792 WREG32(CB_COLOR7_BASE, 0);
796 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
797 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
799 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
801 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
803 WREG32(VC_ENHANCE, 0);
806 void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
808 u64 size_bf, size_af;
810 if (mc->mc_vram_size > 0xE0000000) {
811 /* leave room for at least 512M GTT */
812 dev_warn(rdev->dev, "limiting VRAM\n");
813 mc->real_vram_size = 0xE0000000;
814 mc->mc_vram_size = 0xE0000000;
816 if (rdev->flags & RADEON_IS_AGP) {
817 size_bf = mc->gtt_start;
818 size_af = 0xFFFFFFFF - mc->gtt_end;
819 if (size_bf > size_af) {
820 if (mc->mc_vram_size > size_bf) {
821 dev_warn(rdev->dev, "limiting VRAM\n");
822 mc->real_vram_size = size_bf;
823 mc->mc_vram_size = size_bf;
825 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
827 if (mc->mc_vram_size > size_af) {
828 dev_warn(rdev->dev, "limiting VRAM\n");
829 mc->real_vram_size = size_af;
830 mc->mc_vram_size = size_af;
832 mc->vram_start = mc->gtt_end + 1;
834 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
835 dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
836 mc->mc_vram_size >> 20, mc->vram_start,
837 mc->vram_end, mc->real_vram_size >> 20);
839 radeon_vram_location(rdev, &rdev->mc, 0);
840 rdev->mc.gtt_base_align = 0;
841 radeon_gtt_location(rdev, mc);
845 static int rv770_mc_init(struct radeon_device *rdev)
848 int chansize, numchan;
850 /* Get VRAM informations */
851 rdev->mc.vram_is_ddr = true;
852 tmp = RREG32(MC_ARB_RAMCFG);
853 if (tmp & CHANSIZE_OVERRIDE) {
855 } else if (tmp & CHANSIZE_MASK) {
860 tmp = RREG32(MC_SHARED_CHMAP);
861 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
876 rdev->mc.vram_width = numchan * chansize;
877 /* Could aper size report 0 ? */
878 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
879 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
880 /* Setup GPU memory space */
881 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
882 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
883 rdev->mc.visible_vram_size = rdev->mc.aper_size;
884 r700_vram_gtt_location(rdev, &rdev->mc);
885 radeon_update_bandwidth_info(rdev);
891 * rv770_copy_dma - copy pages using the DMA engine
893 * @rdev: radeon_device pointer
894 * @src_offset: src GPU address
895 * @dst_offset: dst GPU address
896 * @num_gpu_pages: number of GPU pages to xfer
897 * @fence: radeon fence object
899 * Copy GPU paging using the DMA engine (r7xx).
900 * Used by the radeon ttm implementation to move pages if
901 * registered as the asic copy callback.
903 int rv770_copy_dma(struct radeon_device *rdev,
904 uint64_t src_offset, uint64_t dst_offset,
905 unsigned num_gpu_pages,
906 struct radeon_fence **fence)
908 struct radeon_semaphore *sem = NULL;
909 int ring_index = rdev->asic->copy.dma_ring_index;
910 struct radeon_ring *ring = &rdev->ring[ring_index];
911 u32 size_in_dw, cur_size_in_dw;
915 r = radeon_semaphore_create(rdev, &sem);
917 DRM_ERROR("radeon: moving bo (%d).\n", r);
921 size_in_dw = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT) / 4;
922 num_loops = DIV_ROUND_UP(size_in_dw, 0xFFFF);
923 r = radeon_ring_lock(rdev, ring, num_loops * 5 + 8);
925 DRM_ERROR("radeon: moving bo (%d).\n", r);
926 radeon_semaphore_free(rdev, &sem, NULL);
930 if (radeon_fence_need_sync(*fence, ring->idx)) {
931 radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring,
933 radeon_fence_note_sync(*fence, ring->idx);
935 radeon_semaphore_free(rdev, &sem, NULL);
938 for (i = 0; i < num_loops; i++) {
939 cur_size_in_dw = size_in_dw;
940 if (cur_size_in_dw > 0xFFFF)
941 cur_size_in_dw = 0xFFFF;
942 size_in_dw -= cur_size_in_dw;
943 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_COPY, 0, 0, cur_size_in_dw));
944 radeon_ring_write(ring, dst_offset & 0xfffffffc);
945 radeon_ring_write(ring, src_offset & 0xfffffffc);
946 radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff);
947 radeon_ring_write(ring, upper_32_bits(src_offset) & 0xff);
948 src_offset += cur_size_in_dw * 4;
949 dst_offset += cur_size_in_dw * 4;
952 r = radeon_fence_emit(rdev, fence, ring->idx);
954 radeon_ring_unlock_undo(rdev, ring);
958 radeon_ring_unlock_commit(rdev, ring);
959 radeon_semaphore_free(rdev, &sem, *fence);
964 static int rv770_startup(struct radeon_device *rdev)
966 struct radeon_ring *ring;
969 /* enable pcie gen2 link */
970 rv770_pcie_gen2_enable(rdev);
972 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
973 r = r600_init_microcode(rdev);
975 DRM_ERROR("Failed to load firmware!\n");
980 r = r600_vram_scratch_init(rdev);
984 rv770_mc_program(rdev);
985 if (rdev->flags & RADEON_IS_AGP) {
986 rv770_agp_enable(rdev);
988 r = rv770_pcie_gart_enable(rdev);
993 rv770_gpu_init(rdev);
994 r = r600_blit_init(rdev);
996 r600_blit_fini(rdev);
997 rdev->asic->copy.copy = NULL;
998 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
1001 /* allocate wb buffer */
1002 r = radeon_wb_init(rdev);
1006 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
1008 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
1012 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
1014 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
1019 r = r600_irq_init(rdev);
1021 DRM_ERROR("radeon: IH init failed (%d).\n", r);
1022 radeon_irq_kms_fini(rdev);
1027 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1028 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
1029 R600_CP_RB_RPTR, R600_CP_RB_WPTR,
1030 0, 0xfffff, RADEON_CP_PACKET2);
1034 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
1035 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
1036 DMA_RB_RPTR, DMA_RB_WPTR,
1037 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
1041 r = rv770_cp_load_microcode(rdev);
1044 r = r600_cp_resume(rdev);
1048 r = r600_dma_resume(rdev);
1052 r = radeon_ib_pool_init(rdev);
1054 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
1058 r = r600_audio_init(rdev);
1060 DRM_ERROR("radeon: audio init failed\n");
1067 int rv770_resume(struct radeon_device *rdev)
1071 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
1072 * posting will perform necessary task to bring back GPU into good
1076 atom_asic_init(rdev->mode_info.atom_context);
1078 rdev->accel_working = true;
1079 r = rv770_startup(rdev);
1081 DRM_ERROR("r600 startup failed on resume\n");
1082 rdev->accel_working = false;
1090 int rv770_suspend(struct radeon_device *rdev)
1092 r600_audio_fini(rdev);
1094 r600_dma_stop(rdev);
1095 r600_irq_suspend(rdev);
1096 radeon_wb_disable(rdev);
1097 rv770_pcie_gart_disable(rdev);
1102 /* Plan is to move initialization in that function and use
1103 * helper function so that radeon_device_init pretty much
1104 * do nothing more than calling asic specific function. This
1105 * should also allow to remove a bunch of callback function
1108 int rv770_init(struct radeon_device *rdev)
1113 if (!radeon_get_bios(rdev)) {
1114 if (ASIC_IS_AVIVO(rdev))
1117 /* Must be an ATOMBIOS */
1118 if (!rdev->is_atom_bios) {
1119 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
1122 r = radeon_atombios_init(rdev);
1125 /* Post card if necessary */
1126 if (!radeon_card_posted(rdev)) {
1128 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
1131 DRM_INFO("GPU not posted. posting now...\n");
1132 atom_asic_init(rdev->mode_info.atom_context);
1134 /* Initialize scratch registers */
1135 r600_scratch_init(rdev);
1136 /* Initialize surface registers */
1137 radeon_surface_init(rdev);
1138 /* Initialize clocks */
1139 radeon_get_clock_info(rdev->ddev);
1141 r = radeon_fence_driver_init(rdev);
1144 /* initialize AGP */
1145 if (rdev->flags & RADEON_IS_AGP) {
1146 r = radeon_agp_init(rdev);
1148 radeon_agp_disable(rdev);
1150 r = rv770_mc_init(rdev);
1153 /* Memory manager */
1154 r = radeon_bo_init(rdev);
1158 r = radeon_irq_kms_init(rdev);
1162 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
1163 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
1165 rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL;
1166 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024);
1168 rdev->ih.ring_obj = NULL;
1169 r600_ih_ring_init(rdev, 64 * 1024);
1171 r = r600_pcie_gart_init(rdev);
1175 rdev->accel_working = true;
1176 r = rv770_startup(rdev);
1178 dev_err(rdev->dev, "disabling GPU acceleration\n");
1180 r600_dma_fini(rdev);
1181 r600_irq_fini(rdev);
1182 radeon_wb_fini(rdev);
1183 radeon_ib_pool_fini(rdev);
1184 radeon_irq_kms_fini(rdev);
1185 rv770_pcie_gart_fini(rdev);
1186 rdev->accel_working = false;
1192 void rv770_fini(struct radeon_device *rdev)
1194 r600_blit_fini(rdev);
1196 r600_dma_fini(rdev);
1197 r600_irq_fini(rdev);
1198 radeon_wb_fini(rdev);
1199 radeon_ib_pool_fini(rdev);
1200 radeon_irq_kms_fini(rdev);
1201 rv770_pcie_gart_fini(rdev);
1202 r600_vram_scratch_fini(rdev);
1203 radeon_gem_fini(rdev);
1204 radeon_fence_driver_fini(rdev);
1205 radeon_agp_fini(rdev);
1206 radeon_bo_fini(rdev);
1207 radeon_atombios_fini(rdev);
1212 static void rv770_pcie_gen2_enable(struct radeon_device *rdev)
1214 u32 link_width_cntl, lanes, speed_cntl, tmp;
1219 if (radeon_pcie_gen2 == 0)
1222 if (rdev->flags & RADEON_IS_IGP)
1225 if (!(rdev->flags & RADEON_IS_PCIE))
1228 /* x2 cards have a special sequence */
1229 if (ASIC_IS_X2(rdev))
1232 ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask);
1236 if (!(mask & DRM_PCIE_SPEED_50))
1239 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
1241 /* advertise upconfig capability */
1242 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
1243 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
1244 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
1245 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
1246 if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) {
1247 lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT;
1248 link_width_cntl &= ~(LC_LINK_WIDTH_MASK |
1249 LC_RECONFIG_ARC_MISSING_ESCAPE);
1250 link_width_cntl |= lanes | LC_RECONFIG_NOW |
1251 LC_RENEGOTIATE_EN | LC_UPCONFIGURE_SUPPORT;
1252 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
1254 link_width_cntl |= LC_UPCONFIGURE_DIS;
1255 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
1258 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
1259 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
1260 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
1262 tmp = RREG32(0x541c);
1263 WREG32(0x541c, tmp | 0x8);
1264 WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN);
1265 link_cntl2 = RREG16(0x4088);
1266 link_cntl2 &= ~TARGET_LINK_SPEED_MASK;
1268 WREG16(0x4088, link_cntl2);
1269 WREG32(MM_CFGREGS_CNTL, 0);
1271 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
1272 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
1273 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
1275 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
1276 speed_cntl |= LC_CLR_FAILED_SPD_CHANGE_CNT;
1277 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
1279 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
1280 speed_cntl &= ~LC_CLR_FAILED_SPD_CHANGE_CNT;
1281 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
1283 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
1284 speed_cntl |= LC_GEN2_EN_STRAP;
1285 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
1288 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
1289 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
1291 link_width_cntl |= LC_UPCONFIGURE_DIS;
1293 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
1294 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);