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drm/radeon: halt engines before disabling MC (si)
[linux-2.6-block.git] / drivers / gpu / drm / radeon / rv770.c
CommitLineData
771fe6b9
JG		 1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
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:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the 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) 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.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
3ce0a23d
JG		 28#include <linux/firmware.h>
29#include <linux/platform_device.h>
5a0e3ad6 30#include <linux/slab.h>
760285e7 31#include <drm/drmP.h>
771fe6b9 32#include "radeon.h"
e6990375 33#include "radeon_asic.h"
760285e7 34#include <drm/radeon_drm.h>
3ce0a23d 35#include "rv770d.h"
3ce0a23d 36#include "atom.h"
d39c3b89 37#include "avivod.h"
771fe6b9 38
3ce0a23d
JG		 39#define R700_PFP_UCODE_SIZE 848
40#define R700_PM4_UCODE_SIZE 1360
771fe6b9 41
3ce0a23d
JG		 42static void rv770_gpu_init(struct radeon_device *rdev);
43void rv770_fini(struct radeon_device *rdev);
9e46a48d 44static void rv770_pcie_gen2_enable(struct radeon_device *rdev);
771fe6b9 45
6f34be50
AD		 46u32 rv770_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
47{
48 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
49 u32 tmp = RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset);
f6496479 50 int i;
6f34be50
AD		 51
52 /* Lock the graphics update lock */
53 tmp |= AVIVO_D1GRPH_UPDATE_LOCK;
54 WREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
55
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));
60 } else {
61 WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
62 WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, upper_32_bits(crtc_base));
63 }
64 WREG32(D1GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
65 (u32)crtc_base);
66 WREG32(D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
67 (u32)crtc_base);
68
69 /* Wait for update_pending to go high. */
f6496479
AD		 70 for (i = 0; i < rdev->usec_timeout; i++) {
71 if (RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING)
72 break;
73 udelay(1);
74 }
6f34be50
AD		 75 DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
76
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);
80
81 /* Return current update_pending status: */
82 return RREG32(AVIVO_D1GRPH_UPDATE + radeon_crtc->crtc_offset) & AVIVO_D1GRPH_SURFACE_UPDATE_PENDING;
83}
84
21a8122a 85/* get temperature in millidegrees */
20d391d7 86int rv770_get_temp(struct radeon_device *rdev)
21a8122a
AD		 87{
88 u32 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
89 ASIC_T_SHIFT;
20d391d7 90 int actual_temp;
21a8122a 91
20d391d7
AD		 92 if (temp & 0x400)
93 actual_temp = -256;
94 else if (temp & 0x200)
95 actual_temp = 255;
96 else if (temp & 0x100) {
97 actual_temp = temp & 0x1ff;
98 actual_temp |= ~0x1ff;
99 } else
100 actual_temp = temp & 0xff;
21a8122a 101
20d391d7 102 return (actual_temp * 1000) / 2;
21a8122a
AD		 103}
104
49e02b73
AD		 105void rv770_pm_misc(struct radeon_device *rdev)
106{
a081a9d6
RM		 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;
4d60173f
AD		 111
112 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
a377e187
AD		 113 /* 0xff01 is a flag rather then an actual voltage */
114 if (voltage->voltage == 0xff01)
115 return;
4d60173f 116 if (voltage->voltage != rdev->pm.current_vddc) {
8a83ec5e 117 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
4d60173f 118 rdev->pm.current_vddc = voltage->voltage;
0fcbe947 119 DRM_DEBUG("Setting: v: %d\n", voltage->voltage);
4d60173f
AD		 120 }
121 }
49e02b73 122}
771fe6b9
JG		 123
124/*
3ce0a23d 125 * GART
771fe6b9 126 */
1109ca09 127static int rv770_pcie_gart_enable(struct radeon_device *rdev)
771fe6b9 128{
3ce0a23d
JG		 129 u32 tmp;
130 int r, i;
771fe6b9 131
c9a1be96 132 if (rdev->gart.robj == NULL) {
4aac0473
JG		 133 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
134 return -EINVAL;
3ce0a23d 135 }
4aac0473
JG		 136 r = radeon_gart_table_vram_pin(rdev);
137 if (r)
3ce0a23d 138 return r;
82568565 139 radeon_gart_restore(rdev);
3ce0a23d
JG		 140 /* Setup L2 cache */
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);
0b8c30bc
AD		 154 if (rdev->family == CHIP_RV740)
155 WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp);
3ce0a23d
JG		 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);
1a029b76 161 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
3ce0a23d
JG		 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);
771fe6b9 169
3ce0a23d 170 r600_pcie_gart_tlb_flush(rdev);
fcf4de5a
TV		 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);
3ce0a23d 174 rdev->gart.ready = true;
771fe6b9
JG		 175 return 0;
176}
177
1109ca09 178static void rv770_pcie_gart_disable(struct radeon_device *rdev)
771fe6b9 179{
3ce0a23d 180 u32 tmp;
c9a1be96 181 int i;
3ce0a23d 182
3ce0a23d
JG		 183 /* Disable all tables */
184 for (i = 0; i < 7; i++)
185 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
186
187 /* Setup L2 cache */
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);
c9a1be96 201 radeon_gart_table_vram_unpin(rdev);
4aac0473
JG		 202}
203
1109ca09 204static void rv770_pcie_gart_fini(struct radeon_device *rdev)
4aac0473 205{
f9274562 206 radeon_gart_fini(rdev);
4aac0473
JG		 207 rv770_pcie_gart_disable(rdev);
208 radeon_gart_table_vram_free(rdev);
771fe6b9
JG		 209}
210
211
1109ca09 212static void rv770_agp_enable(struct radeon_device *rdev)
1a029b76
JG		 213{
214 u32 tmp;
215 int i;
216
217 /* Setup L2 cache */
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);
237}
238
a3c1945a 239static void rv770_mc_program(struct radeon_device *rdev)
771fe6b9 240{
a3c1945a 241 struct rv515_mc_save save;
3ce0a23d
JG		 242 u32 tmp;
243 int i, j;
244
245 /* Initialize HDP */
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);
252 }
812d0469
AD		 253 /* r7xx hw bug. Read from HDP_DEBUG1 rather
254 * than writing to HDP_REG_COHERENCY_FLUSH_CNTL
255 */
256 tmp = RREG32(HDP_DEBUG1);
3ce0a23d 257
a3c1945a 258 rv515_mc_stop(rdev, &save);
3ce0a23d 259 if (r600_mc_wait_for_idle(rdev)) {
a3c1945a 260 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3ce0a23d 261 }
3ce0a23d
JG		 262 /* Lockout access through VGA aperture*/
263 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
3ce0a23d 264 /* Update configuration */
1a029b76
JG		 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);
272 } else {
273 /* VRAM after AGP */
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);
278 }
279 } else {
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);
284 }
16cdf04d 285 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
1a029b76 286 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
3ce0a23d
JG		 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));
46fcd2b3 291 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
3ce0a23d 292 if (rdev->flags & RADEON_IS_AGP) {
1a029b76 293 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
3ce0a23d
JG		 294 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
295 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
296 } else {
297 WREG32(MC_VM_AGP_BASE, 0);
298 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
299 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
300 }
3ce0a23d 301 if (r600_mc_wait_for_idle(rdev)) {
a3c1945a 302 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3ce0a23d 303 }
a3c1945a 304 rv515_mc_resume(rdev, &save);
698443d9
DA		 305 /* we need to own VRAM, so turn off the VGA renderer here
306 * to stop it overwriting our objects */
d39c3b89 307 rv515_vga_render_disable(rdev);
771fe6b9
JG		 308}
309
3ce0a23d
JG		 310
311/*
312 * CP.
313 */
314void r700_cp_stop(struct radeon_device *rdev)
771fe6b9 315{
53595338 316 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
3ce0a23d 317 WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
724c80e1 318 WREG32(SCRATCH_UMSK, 0);
4d75658b 319 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
771fe6b9
JG		 320}
321
3ce0a23d 322static int rv770_cp_load_microcode(struct radeon_device *rdev)
771fe6b9 323{
3ce0a23d
JG		 324 const __be32 *fw_data;
325 int i;
326
327 if (!rdev->me_fw || !rdev->pfp_fw)
328 return -EINVAL;
329
330 r700_cp_stop(rdev);
4eace7fd
CC		 331 WREG32(CP_RB_CNTL,
332#ifdef __BIG_ENDIAN
333 BUF_SWAP_32BIT |
334#endif
335 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
3ce0a23d
JG		 336
337 /* Reset cp */
338 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
339 RREG32(GRBM_SOFT_RESET);
340 mdelay(15);
341 WREG32(GRBM_SOFT_RESET, 0);
342
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);
348
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++));
353
354 WREG32(CP_PFP_UCODE_ADDR, 0);
355 WREG32(CP_ME_RAM_WADDR, 0);
356 WREG32(CP_ME_RAM_RADDR, 0);
357 return 0;
771fe6b9
JG		 358}
359
fe251e2f
AD		 360void r700_cp_fini(struct radeon_device *rdev)
361{
45df6803 362 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
fe251e2f 363 r700_cp_stop(rdev);
45df6803
CK		 364 radeon_ring_fini(rdev, ring);
365 radeon_scratch_free(rdev, ring->rptr_save_reg);
fe251e2f 366}
771fe6b9
JG		 367
368/*
3ce0a23d 369 * Core functions
771fe6b9 370 */
3ce0a23d 371static void rv770_gpu_init(struct radeon_device *rdev)
771fe6b9 372{
3ce0a23d 373 int i, j, num_qd_pipes;
d03f5d59 374 u32 ta_aux_cntl;
3ce0a23d
JG		 375 u32 sx_debug_1;
376 u32 smx_dc_ctl0;
d03f5d59 377 u32 db_debug3;
3ce0a23d
JG		 378 u32 num_gs_verts_per_thread;
379 u32 vgt_gs_per_es;
380 u32 gs_prim_buffer_depth = 0;
381 u32 sq_ms_fifo_sizes;
382 u32 sq_config;
383 u32 sq_thread_resource_mgmt;
384 u32 hdp_host_path_cntl;
385 u32 sq_dyn_gpr_size_simd_ab_0;
3ce0a23d
JG		 386 u32 gb_tiling_config = 0;
387 u32 cc_rb_backend_disable = 0;
388 u32 cc_gc_shader_pipe_config = 0;
389 u32 mc_arb_ramcfg;
416a2bd2
AD		 390 u32 db_debug4, tmp;
391 u32 inactive_pipes, shader_pipe_config;
392 u32 disabled_rb_mask;
393 unsigned active_number;
771fe6b9 394
3ce0a23d 395 /* setup chip specs */
416a2bd2 396 rdev->config.rv770.tiling_group_size = 256;
3ce0a23d
JG		 397 switch (rdev->family) {
398 case CHIP_RV770:
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;
412
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;
417 break;
418 case CHIP_RV730:
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;
432
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;
440 }
441 break;
442 case CHIP_RV710:
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;
456
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;
461 break;
462 case CHIP_RV740:
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;
476
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;
481
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;
485 }
486 break;
487 default:
488 break;
489 }
490
491 /* Initialize HDP */
492 j = 0;
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);
499 j += 0x18;
500 }
501
502 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
503
504 /* setup tiling, simd, pipe config */
505 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
506
416a2bd2
AD		 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)) {
511 active_number++;
512 }
513 tmp <<= 1;
514 }
515 if (active_number == 1) {
516 WREG32(SPI_CONFIG_CNTL, DISABLE_INTERP_1);
517 } else {
518 WREG32(SPI_CONFIG_CNTL, 0);
519 }
520
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;
525 }
526
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;
531 }
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;
535 }
536
3ce0a23d
JG		 537 switch (rdev->config.rv770.max_tile_pipes) {
538 case 1:
d03f5d59 539 default:
416a2bd2 540 gb_tiling_config = PIPE_TILING(0);
3ce0a23d
JG		 541 break;
542 case 2:
416a2bd2 543 gb_tiling_config = PIPE_TILING(1);
3ce0a23d
JG		 544 break;
545 case 4:
416a2bd2 546 gb_tiling_config = PIPE_TILING(2);
3ce0a23d
JG		 547 break;
548 case 8:
416a2bd2 549 gb_tiling_config = PIPE_TILING(3);
3ce0a23d
JG		 550 break;
551 }
d03f5d59 552 rdev->config.rv770.tiling_npipes = rdev->config.rv770.max_tile_pipes;
3ce0a23d 553
416a2bd2
AD		 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;
560
3ce0a23d
JG		 561 if (rdev->family == CHIP_RV770)
562 gb_tiling_config |= BANK_TILING(1);
29d65406
AD		 563 else {
564 if ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT)
565 gb_tiling_config |= BANK_TILING(1);
566 else
567 gb_tiling_config |= BANK_TILING(0);
568 }
961fb597 569 rdev->config.rv770.tiling_nbanks = 4 << ((gb_tiling_config >> 4) & 0x3);
881fe6c1 570 gb_tiling_config |= GROUP_SIZE((mc_arb_ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
e29649db 571 if (((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT) > 3) {
3ce0a23d
JG		 572 gb_tiling_config |= ROW_TILING(3);
573 gb_tiling_config |= SAMPLE_SPLIT(3);
574 } else {
575 gb_tiling_config |=
576 ROW_TILING(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
577 gb_tiling_config |=
578 SAMPLE_SPLIT(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
579 }
580
581 gb_tiling_config |= BANK_SWAPS(1);
e7aeeba6 582 rdev->config.rv770.tile_config = gb_tiling_config;
3ce0a23d
JG		 583
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));
4d75658b
AD		 587 WREG32(DMA_TILING_CONFIG, (gb_tiling_config & 0xffff));
588 WREG32(DMA_TILING_CONFIG2, (gb_tiling_config & 0xffff));
3ce0a23d 589
3ce0a23d
JG		 590 WREG32(CGTS_SYS_TCC_DISABLE, 0);
591 WREG32(CGTS_TCC_DISABLE, 0);
f867c60d
AD		 592 WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
593 WREG32(CGTS_USER_TCC_DISABLE, 0);
3ce0a23d 594
416a2bd2
AD		 595
596 num_qd_pipes = R7XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
3ce0a23d
JG		 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);
599
600 /* set HW defaults for 3D engine */
601 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
e29649db 602 ROQ_IB2_START(0x2b)));
3ce0a23d
JG		 603
604 WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
605
d03f5d59
AD		 606 ta_aux_cntl = RREG32(TA_CNTL_AUX);
607 WREG32(TA_CNTL_AUX, ta_aux_cntl | DISABLE_CUBE_ANISO);
3ce0a23d
JG		 608
609 sx_debug_1 = RREG32(SX_DEBUG_1);
610 sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
611 WREG32(SX_DEBUG_1, sx_debug_1);
612
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);
617
d03f5d59
AD		 618 if (rdev->family != CHIP_RV740)
619 WREG32(SMX_EVENT_CTL, (ES_FLUSH_CTL(4) |
620 GS_FLUSH_CTL(4) |
621 ACK_FLUSH_CTL(3) |
622 SYNC_FLUSH_CTL));
3ce0a23d 623
b866d133
AD		 624 if (rdev->family != CHIP_RV770)
625 WREG32(SMX_SAR_CTL0, 0x00003f3f);
626
d03f5d59
AD		 627 db_debug3 = RREG32(DB_DEBUG3);
628 db_debug3 &= ~DB_CLK_OFF_DELAY(0x1f);
629 switch (rdev->family) {
630 case CHIP_RV770:
631 case CHIP_RV740:
632 db_debug3 |= DB_CLK_OFF_DELAY(0x1f);
633 break;
634 case CHIP_RV710:
635 case CHIP_RV730:
636 default:
637 db_debug3 |= DB_CLK_OFF_DELAY(2);
638 break;
639 }
640 WREG32(DB_DEBUG3, db_debug3);
641
642 if (rdev->family != CHIP_RV770) {
3ce0a23d
JG		 643 db_debug4 = RREG32(DB_DEBUG4);
644 db_debug4 |= DISABLE_TILE_COVERED_FOR_PS_ITER;
645 WREG32(DB_DEBUG4, db_debug4);
646 }
647
648 WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.rv770.sx_max_export_size / 4) - 1) |
e29649db
AD		 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)));
3ce0a23d
JG		 651
652 WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.rv770.sc_prim_fifo_size) |
e29649db
AD		 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)));
3ce0a23d
JG		 655
656 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
657
658 WREG32(VGT_NUM_INSTANCES, 1);
659
3ce0a23d
JG		 660 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
661
662 WREG32(CP_PERFMON_CNTL, 0);
663
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) {
668 case CHIP_RV770:
3ce0a23d
JG		 669 case CHIP_RV730:
670 case CHIP_RV710:
d03f5d59
AD		 671 sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x1);
672 break;
3ce0a23d
JG		 673 case CHIP_RV740:
674 default:
675 sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x4);
676 break;
677 }
678 WREG32(SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
679
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
682 */
683 sq_config = RREG32(SQ_CONFIG);
684 sq_config &= ~(PS_PRIO(3) |
685 VS_PRIO(3) |
686 GS_PRIO(3) |
687 ES_PRIO(3));
688 sq_config |= (DX9_CONSTS |
689 VC_ENABLE |
690 EXPORT_SRC_C |
691 PS_PRIO(0) |
692 VS_PRIO(1) |
693 GS_PRIO(2) |
694 ES_PRIO(3));
695 if (rdev->family == CHIP_RV710)
696 /* no vertex cache */
697 sq_config &= ~VC_ENABLE;
698
699 WREG32(SQ_CONFIG, sq_config);
700
701 WREG32(SQ_GPR_RESOURCE_MGMT_1, (NUM_PS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
fe62e1a4
DA		 702 NUM_VS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
703 NUM_CLAUSE_TEMP_GPRS(((rdev->config.rv770.max_gprs * 24)/64)/2)));
3ce0a23d
JG		 704
705 WREG32(SQ_GPR_RESOURCE_MGMT_2, (NUM_GS_GPRS((rdev->config.rv770.max_gprs * 7)/64) |
fe62e1a4 706 NUM_ES_GPRS((rdev->config.rv770.max_gprs * 7)/64)));
3ce0a23d
JG		 707
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);
713 else
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);
716
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)));
719
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)));
722
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));
727
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);
736
737 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
fe62e1a4 738 FORCE_EOV_MAX_REZ_CNT(255)));
3ce0a23d
JG		 739
740 if (rdev->family == CHIP_RV710)
741 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(TC_ONLY) |
fe62e1a4 742 AUTO_INVLD_EN(ES_AND_GS_AUTO)));
3ce0a23d
JG		 743 else
744 WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(VC_AND_TC) |
fe62e1a4 745 AUTO_INVLD_EN(ES_AND_GS_AUTO)));
3ce0a23d
JG		 746
747 switch (rdev->family) {
748 case CHIP_RV770:
749 case CHIP_RV730:
750 case CHIP_RV740:
751 gs_prim_buffer_depth = 384;
752 break;
753 case CHIP_RV710:
754 gs_prim_buffer_depth = 128;
755 break;
756 default:
757 break;
758 }
759
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)
764 vgt_gs_per_es = 256;
765
766 WREG32(VGT_ES_PER_GS, 128);
767 WREG32(VGT_GS_PER_ES, vgt_gs_per_es);
768 WREG32(VGT_GS_PER_VS, 2);
769
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);
774 WREG32(SX_MISC, 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);
783
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);
793
794 WREG32(TCP_CNTL, 0);
795
796 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
797 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
798
799 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
800
801 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
802 NUM_CLIP_SEQ(3)));
b866d133 803 WREG32(VC_ENHANCE, 0);
3ce0a23d
JG		 804}
805
0ef0c1f7
AD		 806void r700_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
807{
808 u64 size_bf, size_af;
809
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;
815 }
816 if (rdev->flags & RADEON_IS_AGP) {
817 size_bf = mc->gtt_start;
dfc6ae5b 818 size_af = 0xFFFFFFFF - mc->gtt_end;
0ef0c1f7
AD		 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;
824 }
825 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
826 } else {
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;
831 }
dfc6ae5b 832 mc->vram_start = mc->gtt_end + 1;
0ef0c1f7
AD		 833 }
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);
838 } else {
b4183e30 839 radeon_vram_location(rdev, &rdev->mc, 0);
0ef0c1f7
AD		 840 rdev->mc.gtt_base_align = 0;
841 radeon_gtt_location(rdev, mc);
842 }
843}
844
1109ca09 845static int rv770_mc_init(struct radeon_device *rdev)
3ce0a23d 846{
3ce0a23d 847 u32 tmp;
5885b7a9 848 int chansize, numchan;
3ce0a23d
JG		 849
850 /* Get VRAM informations */
3ce0a23d 851 rdev->mc.vram_is_ddr = true;
5885b7a9
AD		 852 tmp = RREG32(MC_ARB_RAMCFG);
853 if (tmp & CHANSIZE_OVERRIDE) {
854 chansize = 16;
855 } else if (tmp & CHANSIZE_MASK) {
856 chansize = 64;
857 } else {
858 chansize = 32;
859 }
860 tmp = RREG32(MC_SHARED_CHMAP);
861 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
862 case 0:
863 default:
864 numchan = 1;
865 break;
866 case 1:
867 numchan = 2;
868 break;
869 case 2:
870 numchan = 4;
871 break;
872 case 3:
873 numchan = 8;
874 break;
875 }
876 rdev->mc.vram_width = numchan * chansize;
771fe6b9 877 /* Could aper size report 0 ? */
01d73a69
JC		 878 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
879 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
3ce0a23d
JG		 880 /* Setup GPU memory space */
881 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
882 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
51e5fcd3 883 rdev->mc.visible_vram_size = rdev->mc.aper_size;
0ef0c1f7 884 r700_vram_gtt_location(rdev, &rdev->mc);
f47299c5
AD		 885 radeon_update_bandwidth_info(rdev);
886
3ce0a23d
JG		 887 return 0;
888}
d594e46a 889
43fb7787
AD		 890/**
891 * rv770_copy_dma - copy pages using the DMA engine
892 *
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
898 *
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.
902 */
903int 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)
907{
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;
912 int i, num_loops;
913 int r = 0;
914
915 r = radeon_semaphore_create(rdev, &sem);
916 if (r) {
917 DRM_ERROR("radeon: moving bo (%d).\n", r);
918 return r;
919 }
920
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);
924 if (r) {
925 DRM_ERROR("radeon: moving bo (%d).\n", r);
926 radeon_semaphore_free(rdev, &sem, NULL);
927 return r;
928 }
929
930 if (radeon_fence_need_sync(*fence, ring->idx)) {
931 radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring,
932 ring->idx);
933 radeon_fence_note_sync(*fence, ring->idx);
934 } else {
935 radeon_semaphore_free(rdev, &sem, NULL);
936 }
937
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;
950 }
951
952 r = radeon_fence_emit(rdev, fence, ring->idx);
953 if (r) {
954 radeon_ring_unlock_undo(rdev, ring);
955 return r;
956 }
957
958 radeon_ring_unlock_commit(rdev, ring);
959 radeon_semaphore_free(rdev, &sem, *fence);
960
961 return r;
962}
963
fc30b8ef 964static int rv770_startup(struct radeon_device *rdev)
3ce0a23d 965{
4d75658b 966 struct radeon_ring *ring;
3ce0a23d
JG		 967 int r;
968
9e46a48d
AD		 969 /* enable pcie gen2 link */
970 rv770_pcie_gen2_enable(rdev);
971
779720a3
AD		 972 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
973 r = r600_init_microcode(rdev);
974 if (r) {
975 DRM_ERROR("Failed to load firmware!\n");
976 return r;
977 }
978 }
979
16cdf04d
AD		 980 r = r600_vram_scratch_init(rdev);
981 if (r)
982 return r;
983
a3c1945a 984 rv770_mc_program(rdev);
1a029b76
JG		 985 if (rdev->flags & RADEON_IS_AGP) {
986 rv770_agp_enable(rdev);
987 } else {
988 r = rv770_pcie_gart_enable(rdev);
989 if (r)
990 return r;
991 }
16cdf04d 992
3ce0a23d 993 rv770_gpu_init(rdev);
c38c7b64
JG		 994 r = r600_blit_init(rdev);
995 if (r) {
996 r600_blit_fini(rdev);
27cd7769 997 rdev->asic->copy.copy = NULL;
c38c7b64
JG		 998 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
999 }
b70d6bb3 1000
724c80e1
AD		 1001 /* allocate wb buffer */
1002 r = radeon_wb_init(rdev);
1003 if (r)
1004 return r;
1005
30eb77f4
JG		 1006 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
1007 if (r) {
1008 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
1009 return r;
1010 }
1011
4d75658b
AD		 1012 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
1013 if (r) {
1014 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
1015 return r;
1016 }
1017
d8f60cfc 1018 /* Enable IRQ */
d8f60cfc
AD		 1019 r = r600_irq_init(rdev);
1020 if (r) {
1021 DRM_ERROR("radeon: IH init failed (%d).\n", r);
1022 radeon_irq_kms_fini(rdev);
1023 return r;
1024 }
1025 r600_irq_set(rdev);
1026
4d75658b 1027 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
e32eb50d 1028 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
78c5560a
AD		 1029 R600_CP_RB_RPTR, R600_CP_RB_WPTR,
1030 0, 0xfffff, RADEON_CP_PACKET2);
3ce0a23d
JG		 1031 if (r)
1032 return r;
4d75658b
AD		 1033
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));
1038 if (r)
1039 return r;
1040
3ce0a23d
JG		 1041 r = rv770_cp_load_microcode(rdev);
1042 if (r)
1043 return r;
1044 r = r600_cp_resume(rdev);
1045 if (r)
1046 return r;
724c80e1 1047
4d75658b
AD		 1048 r = r600_dma_resume(rdev);
1049 if (r)
1050 return r;
1051
2898c348
CK		 1052 r = radeon_ib_pool_init(rdev);
1053 if (r) {
1054 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
b15ba512 1055 return r;
2898c348 1056 }
b15ba512 1057
d4e30ef0
AD		 1058 r = r600_audio_init(rdev);
1059 if (r) {
1060 DRM_ERROR("radeon: audio init failed\n");
1061 return r;
1062 }
1063
3ce0a23d
JG		 1064 return 0;
1065}
1066
fc30b8ef
DA		 1067int rv770_resume(struct radeon_device *rdev)
1068{
1069 int r;
1070
1a029b76
JG		 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
1073 * shape.
1074 */
fc30b8ef 1075 /* post card */
e7d40b9a 1076 atom_asic_init(rdev->mode_info.atom_context);
fc30b8ef 1077
b15ba512 1078 rdev->accel_working = true;
fc30b8ef
DA		 1079 r = rv770_startup(rdev);
1080 if (r) {
1081 DRM_ERROR("r600 startup failed on resume\n");
6b7746e8 1082 rdev->accel_working = false;
fc30b8ef
DA		 1083 return r;
1084 }
1085
fc30b8ef
DA		 1086 return r;
1087
1088}
1089
3ce0a23d
JG		 1090int rv770_suspend(struct radeon_device *rdev)
1091{
8a8c6e7c 1092 r600_audio_fini(rdev);
3ce0a23d 1093 r700_cp_stop(rdev);
4d75658b 1094 r600_dma_stop(rdev);
0c45249f 1095 r600_irq_suspend(rdev);
724c80e1 1096 radeon_wb_disable(rdev);
4aac0473 1097 rv770_pcie_gart_disable(rdev);
6ddddfe7 1098
3ce0a23d
JG		 1099 return 0;
1100}
1101
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
1106 * like vram_info.
1107 */
1108int rv770_init(struct radeon_device *rdev)
1109{
1110 int r;
1111
3ce0a23d
JG		 1112 /* Read BIOS */
1113 if (!radeon_get_bios(rdev)) {
1114 if (ASIC_IS_AVIVO(rdev))
1115 return -EINVAL;
1116 }
1117 /* Must be an ATOMBIOS */
e7d40b9a
JG		 1118 if (!rdev->is_atom_bios) {
1119 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
3ce0a23d 1120 return -EINVAL;
e7d40b9a 1121 }
3ce0a23d
JG		 1122 r = radeon_atombios_init(rdev);
1123 if (r)
1124 return r;
1125 /* Post card if necessary */
fd909c37 1126 if (!radeon_card_posted(rdev)) {
72542d77
DA		 1127 if (!rdev->bios) {
1128 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
1129 return -EINVAL;
1130 }
3ce0a23d
JG		 1131 DRM_INFO("GPU not posted. posting now...\n");
1132 atom_asic_init(rdev->mode_info.atom_context);
1133 }
1134 /* Initialize scratch registers */
1135 r600_scratch_init(rdev);
1136 /* Initialize surface registers */
1137 radeon_surface_init(rdev);
7433874e 1138 /* Initialize clocks */
5e6dde7e 1139 radeon_get_clock_info(rdev->ddev);
3ce0a23d 1140 /* Fence driver */
30eb77f4 1141 r = radeon_fence_driver_init(rdev);
3ce0a23d
JG		 1142 if (r)
1143 return r;
d594e46a 1144 /* initialize AGP */
700a0cc0
JG		 1145 if (rdev->flags & RADEON_IS_AGP) {
1146 r = radeon_agp_init(rdev);
1147 if (r)
1148 radeon_agp_disable(rdev);
1149 }
3ce0a23d 1150 r = rv770_mc_init(rdev);
b574f251 1151 if (r)
3ce0a23d 1152 return r;
3ce0a23d 1153 /* Memory manager */
4c788679 1154 r = radeon_bo_init(rdev);
3ce0a23d
JG		 1155 if (r)
1156 return r;
d8f60cfc
AD		 1157
1158 r = radeon_irq_kms_init(rdev);
1159 if (r)
1160 return r;
1161
e32eb50d
CK		 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);
3ce0a23d 1164
4d75658b
AD		 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);
1167
d8f60cfc
AD		 1168 rdev->ih.ring_obj = NULL;
1169 r600_ih_ring_init(rdev, 64 * 1024);
1170
4aac0473
JG		 1171 r = r600_pcie_gart_init(rdev);
1172 if (r)
1173 return r;
1174
779720a3 1175 rdev->accel_working = true;
fc30b8ef 1176 r = rv770_startup(rdev);
3ce0a23d 1177 if (r) {
655efd3d 1178 dev_err(rdev->dev, "disabling GPU acceleration\n");
fe251e2f 1179 r700_cp_fini(rdev);
4d75658b 1180 r600_dma_fini(rdev);
655efd3d 1181 r600_irq_fini(rdev);
724c80e1 1182 radeon_wb_fini(rdev);
2898c348 1183 radeon_ib_pool_fini(rdev);
655efd3d 1184 radeon_irq_kms_fini(rdev);
75c81298 1185 rv770_pcie_gart_fini(rdev);
733289c2 1186 rdev->accel_working = false;
3ce0a23d 1187 }
8a8c6e7c 1188
3ce0a23d
JG		 1189 return 0;
1190}
1191
1192void rv770_fini(struct radeon_device *rdev)
1193{
1194 r600_blit_fini(rdev);
fe251e2f 1195 r700_cp_fini(rdev);
4d75658b 1196 r600_dma_fini(rdev);
d8f60cfc 1197 r600_irq_fini(rdev);
724c80e1 1198 radeon_wb_fini(rdev);
2898c348 1199 radeon_ib_pool_fini(rdev);
d8f60cfc 1200 radeon_irq_kms_fini(rdev);
4aac0473 1201 rv770_pcie_gart_fini(rdev);
16cdf04d 1202 r600_vram_scratch_fini(rdev);
3ce0a23d
JG		 1203 radeon_gem_fini(rdev);
1204 radeon_fence_driver_fini(rdev);
d0269ed8 1205 radeon_agp_fini(rdev);
4c788679 1206 radeon_bo_fini(rdev);
e7d40b9a 1207 radeon_atombios_fini(rdev);
3ce0a23d
JG		 1208 kfree(rdev->bios);
1209 rdev->bios = NULL;
771fe6b9 1210}
9e46a48d
AD		 1211
1212static void rv770_pcie_gen2_enable(struct radeon_device *rdev)
1213{
1214 u32 link_width_cntl, lanes, speed_cntl, tmp;
1215 u16 link_cntl2;
197bbb3d
DA		 1216 u32 mask;
1217 int ret;
9e46a48d 1218
d42dd579
AD		 1219 if (radeon_pcie_gen2 == 0)
1220 return;
1221
9e46a48d
AD		 1222 if (rdev->flags & RADEON_IS_IGP)
1223 return;
1224
1225 if (!(rdev->flags & RADEON_IS_PCIE))
1226 return;
1227
1228 /* x2 cards have a special sequence */
1229 if (ASIC_IS_X2(rdev))
1230 return;
1231
197bbb3d
DA		 1232 ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask);
1233 if (ret != 0)
1234 return;
1235
1236 if (!(mask & DRM_PCIE_SPEED_50))
1237 return;
1238
1239 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
1240
9e46a48d
AD		 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);
1253 } else {
1254 link_width_cntl |= LC_UPCONFIGURE_DIS;
1255 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
1256 }
1257
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)) {
1261
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;
1267 link_cntl2 |= 0x2;
1268 WREG16(0x4088, link_cntl2);
1269 WREG32(MM_CFGREGS_CNTL, 0);
1270
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);
1274
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);
1278
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);
1282
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);
1286
1287 } else {
1288 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
1289 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
1290 if (1)
1291 link_width_cntl |= LC_UPCONFIGURE_DIS;
1292 else
1293 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
1294 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
1295 }
1296}
Linux 6.x block layer and io_uring tree(s)