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/slab.h>
32 #include "radeon_drm.h"
33 #include "radeon_reg.h"
35 #include "radeon_asic.h"
42 #include <linux/firmware.h>
43 #include <linux/platform_device.h>
44 #include <linux/module.h>
46 #include "r100_reg_safe.h"
47 #include "rn50_reg_safe.h"
50 #define FIRMWARE_R100 "radeon/R100_cp.bin"
51 #define FIRMWARE_R200 "radeon/R200_cp.bin"
52 #define FIRMWARE_R300 "radeon/R300_cp.bin"
53 #define FIRMWARE_R420 "radeon/R420_cp.bin"
54 #define FIRMWARE_RS690 "radeon/RS690_cp.bin"
55 #define FIRMWARE_RS600 "radeon/RS600_cp.bin"
56 #define FIRMWARE_R520 "radeon/R520_cp.bin"
58 MODULE_FIRMWARE(FIRMWARE_R100);
59 MODULE_FIRMWARE(FIRMWARE_R200);
60 MODULE_FIRMWARE(FIRMWARE_R300);
61 MODULE_FIRMWARE(FIRMWARE_R420);
62 MODULE_FIRMWARE(FIRMWARE_RS690);
63 MODULE_FIRMWARE(FIRMWARE_RS600);
64 MODULE_FIRMWARE(FIRMWARE_R520);
66 #include "r100_track.h"
68 void r100_wait_for_vblank(struct radeon_device *rdev, int crtc)
70 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc];
73 if (radeon_crtc->crtc_id == 0) {
74 if (RREG32(RADEON_CRTC_GEN_CNTL) & RADEON_CRTC_EN) {
75 for (i = 0; i < rdev->usec_timeout; i++) {
76 if (!(RREG32(RADEON_CRTC_STATUS) & RADEON_CRTC_VBLANK_CUR))
80 for (i = 0; i < rdev->usec_timeout; i++) {
81 if (RREG32(RADEON_CRTC_STATUS) & RADEON_CRTC_VBLANK_CUR)
87 if (RREG32(RADEON_CRTC2_GEN_CNTL) & RADEON_CRTC2_EN) {
88 for (i = 0; i < rdev->usec_timeout; i++) {
89 if (!(RREG32(RADEON_CRTC2_STATUS) & RADEON_CRTC2_VBLANK_CUR))
93 for (i = 0; i < rdev->usec_timeout; i++) {
94 if (RREG32(RADEON_CRTC2_STATUS) & RADEON_CRTC2_VBLANK_CUR)
102 /* This files gather functions specifics to:
103 * r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
106 int r100_reloc_pitch_offset(struct radeon_cs_parser *p,
107 struct radeon_cs_packet *pkt,
114 struct radeon_cs_reloc *reloc;
117 r = r100_cs_packet_next_reloc(p, &reloc);
119 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
121 r100_cs_dump_packet(p, pkt);
125 value = radeon_get_ib_value(p, idx);
126 tmp = value & 0x003fffff;
127 tmp += (((u32)reloc->lobj.gpu_offset) >> 10);
129 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
130 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
131 tile_flags |= RADEON_DST_TILE_MACRO;
132 if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) {
133 if (reg == RADEON_SRC_PITCH_OFFSET) {
134 DRM_ERROR("Cannot src blit from microtiled surface\n");
135 r100_cs_dump_packet(p, pkt);
138 tile_flags |= RADEON_DST_TILE_MICRO;
142 p->ib->ptr[idx] = (value & 0x3fc00000) | tmp;
144 p->ib->ptr[idx] = (value & 0xffc00000) | tmp;
148 int r100_packet3_load_vbpntr(struct radeon_cs_parser *p,
149 struct radeon_cs_packet *pkt,
153 struct radeon_cs_reloc *reloc;
154 struct r100_cs_track *track;
156 volatile uint32_t *ib;
160 track = (struct r100_cs_track *)p->track;
161 c = radeon_get_ib_value(p, idx++) & 0x1F;
163 DRM_ERROR("Only 16 vertex buffers are allowed %d\n",
165 r100_cs_dump_packet(p, pkt);
168 track->num_arrays = c;
169 for (i = 0; i < (c - 1); i+=2, idx+=3) {
170 r = r100_cs_packet_next_reloc(p, &reloc);
172 DRM_ERROR("No reloc for packet3 %d\n",
174 r100_cs_dump_packet(p, pkt);
177 idx_value = radeon_get_ib_value(p, idx);
178 ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset);
180 track->arrays[i + 0].esize = idx_value >> 8;
181 track->arrays[i + 0].robj = reloc->robj;
182 track->arrays[i + 0].esize &= 0x7F;
183 r = r100_cs_packet_next_reloc(p, &reloc);
185 DRM_ERROR("No reloc for packet3 %d\n",
187 r100_cs_dump_packet(p, pkt);
190 ib[idx+2] = radeon_get_ib_value(p, idx + 2) + ((u32)reloc->lobj.gpu_offset);
191 track->arrays[i + 1].robj = reloc->robj;
192 track->arrays[i + 1].esize = idx_value >> 24;
193 track->arrays[i + 1].esize &= 0x7F;
196 r = r100_cs_packet_next_reloc(p, &reloc);
198 DRM_ERROR("No reloc for packet3 %d\n",
200 r100_cs_dump_packet(p, pkt);
203 idx_value = radeon_get_ib_value(p, idx);
204 ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset);
205 track->arrays[i + 0].robj = reloc->robj;
206 track->arrays[i + 0].esize = idx_value >> 8;
207 track->arrays[i + 0].esize &= 0x7F;
212 void r100_pre_page_flip(struct radeon_device *rdev, int crtc)
214 /* enable the pflip int */
215 radeon_irq_kms_pflip_irq_get(rdev, crtc);
218 void r100_post_page_flip(struct radeon_device *rdev, int crtc)
220 /* disable the pflip int */
221 radeon_irq_kms_pflip_irq_put(rdev, crtc);
224 u32 r100_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
226 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
227 u32 tmp = ((u32)crtc_base) | RADEON_CRTC_OFFSET__OFFSET_LOCK;
230 /* Lock the graphics update lock */
231 /* update the scanout addresses */
232 WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp);
234 /* Wait for update_pending to go high. */
235 for (i = 0; i < rdev->usec_timeout; i++) {
236 if (RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET)
240 DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
242 /* Unlock the lock, so double-buffering can take place inside vblank */
243 tmp &= ~RADEON_CRTC_OFFSET__OFFSET_LOCK;
244 WREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset, tmp);
246 /* Return current update_pending status: */
247 return RREG32(RADEON_CRTC_OFFSET + radeon_crtc->crtc_offset) & RADEON_CRTC_OFFSET__GUI_TRIG_OFFSET;
250 void r100_pm_get_dynpm_state(struct radeon_device *rdev)
253 rdev->pm.dynpm_can_upclock = true;
254 rdev->pm.dynpm_can_downclock = true;
256 switch (rdev->pm.dynpm_planned_action) {
257 case DYNPM_ACTION_MINIMUM:
258 rdev->pm.requested_power_state_index = 0;
259 rdev->pm.dynpm_can_downclock = false;
261 case DYNPM_ACTION_DOWNCLOCK:
262 if (rdev->pm.current_power_state_index == 0) {
263 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
264 rdev->pm.dynpm_can_downclock = false;
266 if (rdev->pm.active_crtc_count > 1) {
267 for (i = 0; i < rdev->pm.num_power_states; i++) {
268 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
270 else if (i >= rdev->pm.current_power_state_index) {
271 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
274 rdev->pm.requested_power_state_index = i;
279 rdev->pm.requested_power_state_index =
280 rdev->pm.current_power_state_index - 1;
282 /* don't use the power state if crtcs are active and no display flag is set */
283 if ((rdev->pm.active_crtc_count > 0) &&
284 (rdev->pm.power_state[rdev->pm.requested_power_state_index].clock_info[0].flags &
285 RADEON_PM_MODE_NO_DISPLAY)) {
286 rdev->pm.requested_power_state_index++;
289 case DYNPM_ACTION_UPCLOCK:
290 if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
291 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
292 rdev->pm.dynpm_can_upclock = false;
294 if (rdev->pm.active_crtc_count > 1) {
295 for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
296 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
298 else if (i <= rdev->pm.current_power_state_index) {
299 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
302 rdev->pm.requested_power_state_index = i;
307 rdev->pm.requested_power_state_index =
308 rdev->pm.current_power_state_index + 1;
311 case DYNPM_ACTION_DEFAULT:
312 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
313 rdev->pm.dynpm_can_upclock = false;
315 case DYNPM_ACTION_NONE:
317 DRM_ERROR("Requested mode for not defined action\n");
320 /* only one clock mode per power state */
321 rdev->pm.requested_clock_mode_index = 0;
323 DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
324 rdev->pm.power_state[rdev->pm.requested_power_state_index].
325 clock_info[rdev->pm.requested_clock_mode_index].sclk,
326 rdev->pm.power_state[rdev->pm.requested_power_state_index].
327 clock_info[rdev->pm.requested_clock_mode_index].mclk,
328 rdev->pm.power_state[rdev->pm.requested_power_state_index].
332 void r100_pm_init_profile(struct radeon_device *rdev)
335 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
336 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
337 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
338 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
340 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
341 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
342 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
343 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
345 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
346 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
347 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
348 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
350 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
351 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
352 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
353 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
355 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
356 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
357 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
358 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
360 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
361 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
362 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
363 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
365 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
366 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
367 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
368 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
371 void r100_pm_misc(struct radeon_device *rdev)
373 int requested_index = rdev->pm.requested_power_state_index;
374 struct radeon_power_state *ps = &rdev->pm.power_state[requested_index];
375 struct radeon_voltage *voltage = &ps->clock_info[0].voltage;
376 u32 tmp, sclk_cntl, sclk_cntl2, sclk_more_cntl;
378 if ((voltage->type == VOLTAGE_GPIO) && (voltage->gpio.valid)) {
379 if (ps->misc & ATOM_PM_MISCINFO_VOLTAGE_DROP_SUPPORT) {
380 tmp = RREG32(voltage->gpio.reg);
381 if (voltage->active_high)
382 tmp |= voltage->gpio.mask;
384 tmp &= ~(voltage->gpio.mask);
385 WREG32(voltage->gpio.reg, tmp);
387 udelay(voltage->delay);
389 tmp = RREG32(voltage->gpio.reg);
390 if (voltage->active_high)
391 tmp &= ~voltage->gpio.mask;
393 tmp |= voltage->gpio.mask;
394 WREG32(voltage->gpio.reg, tmp);
396 udelay(voltage->delay);
400 sclk_cntl = RREG32_PLL(SCLK_CNTL);
401 sclk_cntl2 = RREG32_PLL(SCLK_CNTL2);
402 sclk_cntl2 &= ~REDUCED_SPEED_SCLK_SEL(3);
403 sclk_more_cntl = RREG32_PLL(SCLK_MORE_CNTL);
404 sclk_more_cntl &= ~VOLTAGE_DELAY_SEL(3);
405 if (ps->misc & ATOM_PM_MISCINFO_ASIC_REDUCED_SPEED_SCLK_EN) {
406 sclk_more_cntl |= REDUCED_SPEED_SCLK_EN;
407 if (ps->misc & ATOM_PM_MISCINFO_DYN_CLK_3D_IDLE)
408 sclk_cntl2 |= REDUCED_SPEED_SCLK_MODE;
410 sclk_cntl2 &= ~REDUCED_SPEED_SCLK_MODE;
411 if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_2)
412 sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(0);
413 else if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_CLOCK_DIVIDER_BY_4)
414 sclk_cntl2 |= REDUCED_SPEED_SCLK_SEL(2);
416 sclk_more_cntl &= ~REDUCED_SPEED_SCLK_EN;
418 if (ps->misc & ATOM_PM_MISCINFO_ASIC_DYNAMIC_VOLTAGE_EN) {
419 sclk_more_cntl |= IO_CG_VOLTAGE_DROP;
420 if (voltage->delay) {
421 sclk_more_cntl |= VOLTAGE_DROP_SYNC;
422 switch (voltage->delay) {
424 sclk_more_cntl |= VOLTAGE_DELAY_SEL(0);
427 sclk_more_cntl |= VOLTAGE_DELAY_SEL(1);
430 sclk_more_cntl |= VOLTAGE_DELAY_SEL(2);
433 sclk_more_cntl |= VOLTAGE_DELAY_SEL(3);
437 sclk_more_cntl &= ~VOLTAGE_DROP_SYNC;
439 sclk_more_cntl &= ~IO_CG_VOLTAGE_DROP;
441 if (ps->misc & ATOM_PM_MISCINFO_DYNAMIC_HDP_BLOCK_EN)
442 sclk_cntl &= ~FORCE_HDP;
444 sclk_cntl |= FORCE_HDP;
446 WREG32_PLL(SCLK_CNTL, sclk_cntl);
447 WREG32_PLL(SCLK_CNTL2, sclk_cntl2);
448 WREG32_PLL(SCLK_MORE_CNTL, sclk_more_cntl);
451 if ((rdev->flags & RADEON_IS_PCIE) &&
452 !(rdev->flags & RADEON_IS_IGP) &&
453 rdev->asic->pm.set_pcie_lanes &&
455 rdev->pm.power_state[rdev->pm.current_power_state_index].pcie_lanes)) {
456 radeon_set_pcie_lanes(rdev,
458 DRM_DEBUG_DRIVER("Setting: p: %d\n", ps->pcie_lanes);
462 void r100_pm_prepare(struct radeon_device *rdev)
464 struct drm_device *ddev = rdev->ddev;
465 struct drm_crtc *crtc;
466 struct radeon_crtc *radeon_crtc;
469 /* disable any active CRTCs */
470 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
471 radeon_crtc = to_radeon_crtc(crtc);
472 if (radeon_crtc->enabled) {
473 if (radeon_crtc->crtc_id) {
474 tmp = RREG32(RADEON_CRTC2_GEN_CNTL);
475 tmp |= RADEON_CRTC2_DISP_REQ_EN_B;
476 WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
478 tmp = RREG32(RADEON_CRTC_GEN_CNTL);
479 tmp |= RADEON_CRTC_DISP_REQ_EN_B;
480 WREG32(RADEON_CRTC_GEN_CNTL, tmp);
486 void r100_pm_finish(struct radeon_device *rdev)
488 struct drm_device *ddev = rdev->ddev;
489 struct drm_crtc *crtc;
490 struct radeon_crtc *radeon_crtc;
493 /* enable any active CRTCs */
494 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
495 radeon_crtc = to_radeon_crtc(crtc);
496 if (radeon_crtc->enabled) {
497 if (radeon_crtc->crtc_id) {
498 tmp = RREG32(RADEON_CRTC2_GEN_CNTL);
499 tmp &= ~RADEON_CRTC2_DISP_REQ_EN_B;
500 WREG32(RADEON_CRTC2_GEN_CNTL, tmp);
502 tmp = RREG32(RADEON_CRTC_GEN_CNTL);
503 tmp &= ~RADEON_CRTC_DISP_REQ_EN_B;
504 WREG32(RADEON_CRTC_GEN_CNTL, tmp);
510 bool r100_gui_idle(struct radeon_device *rdev)
512 if (RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_ACTIVE)
518 /* hpd for digital panel detect/disconnect */
519 bool r100_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
521 bool connected = false;
525 if (RREG32(RADEON_FP_GEN_CNTL) & RADEON_FP_DETECT_SENSE)
529 if (RREG32(RADEON_FP2_GEN_CNTL) & RADEON_FP2_DETECT_SENSE)
538 void r100_hpd_set_polarity(struct radeon_device *rdev,
539 enum radeon_hpd_id hpd)
542 bool connected = r100_hpd_sense(rdev, hpd);
546 tmp = RREG32(RADEON_FP_GEN_CNTL);
548 tmp &= ~RADEON_FP_DETECT_INT_POL;
550 tmp |= RADEON_FP_DETECT_INT_POL;
551 WREG32(RADEON_FP_GEN_CNTL, tmp);
554 tmp = RREG32(RADEON_FP2_GEN_CNTL);
556 tmp &= ~RADEON_FP2_DETECT_INT_POL;
558 tmp |= RADEON_FP2_DETECT_INT_POL;
559 WREG32(RADEON_FP2_GEN_CNTL, tmp);
566 void r100_hpd_init(struct radeon_device *rdev)
568 struct drm_device *dev = rdev->ddev;
569 struct drm_connector *connector;
571 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
572 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
573 switch (radeon_connector->hpd.hpd) {
575 rdev->irq.hpd[0] = true;
578 rdev->irq.hpd[1] = true;
583 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
585 if (rdev->irq.installed)
589 void r100_hpd_fini(struct radeon_device *rdev)
591 struct drm_device *dev = rdev->ddev;
592 struct drm_connector *connector;
594 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
595 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
596 switch (radeon_connector->hpd.hpd) {
598 rdev->irq.hpd[0] = false;
601 rdev->irq.hpd[1] = false;
612 void r100_pci_gart_tlb_flush(struct radeon_device *rdev)
614 /* TODO: can we do somethings here ? */
615 /* It seems hw only cache one entry so we should discard this
616 * entry otherwise if first GPU GART read hit this entry it
617 * could end up in wrong address. */
620 int r100_pci_gart_init(struct radeon_device *rdev)
624 if (rdev->gart.ptr) {
625 WARN(1, "R100 PCI GART already initialized\n");
628 /* Initialize common gart structure */
629 r = radeon_gart_init(rdev);
632 rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
633 rdev->asic->gart.tlb_flush = &r100_pci_gart_tlb_flush;
634 rdev->asic->gart.set_page = &r100_pci_gart_set_page;
635 return radeon_gart_table_ram_alloc(rdev);
638 /* required on r1xx, r2xx, r300, r(v)350, r420/r481, rs400/rs480 */
639 void r100_enable_bm(struct radeon_device *rdev)
642 /* Enable bus mastering */
643 tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
644 WREG32(RADEON_BUS_CNTL, tmp);
647 int r100_pci_gart_enable(struct radeon_device *rdev)
651 radeon_gart_restore(rdev);
652 /* discard memory request outside of configured range */
653 tmp = RREG32(RADEON_AIC_CNTL) | RADEON_DIS_OUT_OF_PCI_GART_ACCESS;
654 WREG32(RADEON_AIC_CNTL, tmp);
655 /* set address range for PCI address translate */
656 WREG32(RADEON_AIC_LO_ADDR, rdev->mc.gtt_start);
657 WREG32(RADEON_AIC_HI_ADDR, rdev->mc.gtt_end);
658 /* set PCI GART page-table base address */
659 WREG32(RADEON_AIC_PT_BASE, rdev->gart.table_addr);
660 tmp = RREG32(RADEON_AIC_CNTL) | RADEON_PCIGART_TRANSLATE_EN;
661 WREG32(RADEON_AIC_CNTL, tmp);
662 r100_pci_gart_tlb_flush(rdev);
663 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
664 (unsigned)(rdev->mc.gtt_size >> 20),
665 (unsigned long long)rdev->gart.table_addr);
666 rdev->gart.ready = true;
670 void r100_pci_gart_disable(struct radeon_device *rdev)
674 /* discard memory request outside of configured range */
675 tmp = RREG32(RADEON_AIC_CNTL) | RADEON_DIS_OUT_OF_PCI_GART_ACCESS;
676 WREG32(RADEON_AIC_CNTL, tmp & ~RADEON_PCIGART_TRANSLATE_EN);
677 WREG32(RADEON_AIC_LO_ADDR, 0);
678 WREG32(RADEON_AIC_HI_ADDR, 0);
681 int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
683 u32 *gtt = rdev->gart.ptr;
685 if (i < 0 || i > rdev->gart.num_gpu_pages) {
688 gtt[i] = cpu_to_le32(lower_32_bits(addr));
692 void r100_pci_gart_fini(struct radeon_device *rdev)
694 radeon_gart_fini(rdev);
695 r100_pci_gart_disable(rdev);
696 radeon_gart_table_ram_free(rdev);
699 int r100_irq_set(struct radeon_device *rdev)
703 if (!rdev->irq.installed) {
704 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
705 WREG32(R_000040_GEN_INT_CNTL, 0);
708 if (rdev->irq.sw_int[RADEON_RING_TYPE_GFX_INDEX]) {
709 tmp |= RADEON_SW_INT_ENABLE;
711 if (rdev->irq.gui_idle) {
712 tmp |= RADEON_GUI_IDLE_MASK;
714 if (rdev->irq.crtc_vblank_int[0] ||
715 rdev->irq.pflip[0]) {
716 tmp |= RADEON_CRTC_VBLANK_MASK;
718 if (rdev->irq.crtc_vblank_int[1] ||
719 rdev->irq.pflip[1]) {
720 tmp |= RADEON_CRTC2_VBLANK_MASK;
722 if (rdev->irq.hpd[0]) {
723 tmp |= RADEON_FP_DETECT_MASK;
725 if (rdev->irq.hpd[1]) {
726 tmp |= RADEON_FP2_DETECT_MASK;
728 WREG32(RADEON_GEN_INT_CNTL, tmp);
732 void r100_irq_disable(struct radeon_device *rdev)
736 WREG32(R_000040_GEN_INT_CNTL, 0);
737 /* Wait and acknowledge irq */
739 tmp = RREG32(R_000044_GEN_INT_STATUS);
740 WREG32(R_000044_GEN_INT_STATUS, tmp);
743 static uint32_t r100_irq_ack(struct radeon_device *rdev)
745 uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
746 uint32_t irq_mask = RADEON_SW_INT_TEST |
747 RADEON_CRTC_VBLANK_STAT | RADEON_CRTC2_VBLANK_STAT |
748 RADEON_FP_DETECT_STAT | RADEON_FP2_DETECT_STAT;
750 /* the interrupt works, but the status bit is permanently asserted */
751 if (rdev->irq.gui_idle && radeon_gui_idle(rdev)) {
752 if (!rdev->irq.gui_idle_acked)
753 irq_mask |= RADEON_GUI_IDLE_STAT;
757 WREG32(RADEON_GEN_INT_STATUS, irqs);
759 return irqs & irq_mask;
762 int r100_irq_process(struct radeon_device *rdev)
764 uint32_t status, msi_rearm;
765 bool queue_hotplug = false;
767 /* reset gui idle ack. the status bit is broken */
768 rdev->irq.gui_idle_acked = false;
770 status = r100_irq_ack(rdev);
774 if (rdev->shutdown) {
779 if (status & RADEON_SW_INT_TEST) {
780 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
782 /* gui idle interrupt */
783 if (status & RADEON_GUI_IDLE_STAT) {
784 rdev->irq.gui_idle_acked = true;
785 rdev->pm.gui_idle = true;
786 wake_up(&rdev->irq.idle_queue);
788 /* Vertical blank interrupts */
789 if (status & RADEON_CRTC_VBLANK_STAT) {
790 if (rdev->irq.crtc_vblank_int[0]) {
791 drm_handle_vblank(rdev->ddev, 0);
792 rdev->pm.vblank_sync = true;
793 wake_up(&rdev->irq.vblank_queue);
795 if (rdev->irq.pflip[0])
796 radeon_crtc_handle_flip(rdev, 0);
798 if (status & RADEON_CRTC2_VBLANK_STAT) {
799 if (rdev->irq.crtc_vblank_int[1]) {
800 drm_handle_vblank(rdev->ddev, 1);
801 rdev->pm.vblank_sync = true;
802 wake_up(&rdev->irq.vblank_queue);
804 if (rdev->irq.pflip[1])
805 radeon_crtc_handle_flip(rdev, 1);
807 if (status & RADEON_FP_DETECT_STAT) {
808 queue_hotplug = true;
811 if (status & RADEON_FP2_DETECT_STAT) {
812 queue_hotplug = true;
815 status = r100_irq_ack(rdev);
817 /* reset gui idle ack. the status bit is broken */
818 rdev->irq.gui_idle_acked = false;
820 schedule_work(&rdev->hotplug_work);
821 if (rdev->msi_enabled) {
822 switch (rdev->family) {
825 msi_rearm = RREG32(RADEON_AIC_CNTL) & ~RS400_MSI_REARM;
826 WREG32(RADEON_AIC_CNTL, msi_rearm);
827 WREG32(RADEON_AIC_CNTL, msi_rearm | RS400_MSI_REARM);
830 WREG32(RADEON_MSI_REARM_EN, RV370_MSI_REARM_EN);
837 u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc)
840 return RREG32(RADEON_CRTC_CRNT_FRAME);
842 return RREG32(RADEON_CRTC2_CRNT_FRAME);
845 /* Who ever call radeon_fence_emit should call ring_lock and ask
846 * for enough space (today caller are ib schedule and buffer move) */
847 void r100_fence_ring_emit(struct radeon_device *rdev,
848 struct radeon_fence *fence)
850 struct radeon_ring *ring = &rdev->ring[fence->ring];
852 /* We have to make sure that caches are flushed before
853 * CPU might read something from VRAM. */
854 radeon_ring_write(ring, PACKET0(RADEON_RB3D_DSTCACHE_CTLSTAT, 0));
855 radeon_ring_write(ring, RADEON_RB3D_DC_FLUSH_ALL);
856 radeon_ring_write(ring, PACKET0(RADEON_RB3D_ZCACHE_CTLSTAT, 0));
857 radeon_ring_write(ring, RADEON_RB3D_ZC_FLUSH_ALL);
858 /* Wait until IDLE & CLEAN */
859 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
860 radeon_ring_write(ring, RADEON_WAIT_2D_IDLECLEAN | RADEON_WAIT_3D_IDLECLEAN);
861 radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0));
862 radeon_ring_write(ring, rdev->config.r100.hdp_cntl |
863 RADEON_HDP_READ_BUFFER_INVALIDATE);
864 radeon_ring_write(ring, PACKET0(RADEON_HOST_PATH_CNTL, 0));
865 radeon_ring_write(ring, rdev->config.r100.hdp_cntl);
866 /* Emit fence sequence & fire IRQ */
867 radeon_ring_write(ring, PACKET0(rdev->fence_drv[fence->ring].scratch_reg, 0));
868 radeon_ring_write(ring, fence->seq);
869 radeon_ring_write(ring, PACKET0(RADEON_GEN_INT_STATUS, 0));
870 radeon_ring_write(ring, RADEON_SW_INT_FIRE);
873 void r100_semaphore_ring_emit(struct radeon_device *rdev,
874 struct radeon_ring *ring,
875 struct radeon_semaphore *semaphore,
878 /* Unused on older asics, since we don't have semaphores or multiple rings */
882 int r100_copy_blit(struct radeon_device *rdev,
885 unsigned num_gpu_pages,
886 struct radeon_fence *fence)
888 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
890 uint32_t stride_bytes = RADEON_GPU_PAGE_SIZE;
892 uint32_t stride_pixels;
897 /* radeon limited to 16k stride */
898 stride_bytes &= 0x3fff;
899 /* radeon pitch is /64 */
900 pitch = stride_bytes / 64;
901 stride_pixels = stride_bytes / 4;
902 num_loops = DIV_ROUND_UP(num_gpu_pages, 8191);
904 /* Ask for enough room for blit + flush + fence */
905 ndw = 64 + (10 * num_loops);
906 r = radeon_ring_lock(rdev, ring, ndw);
908 DRM_ERROR("radeon: moving bo (%d) asking for %u dw.\n", r, ndw);
911 while (num_gpu_pages > 0) {
912 cur_pages = num_gpu_pages;
913 if (cur_pages > 8191) {
916 num_gpu_pages -= cur_pages;
918 /* pages are in Y direction - height
919 page width in X direction - width */
920 radeon_ring_write(ring, PACKET3(PACKET3_BITBLT_MULTI, 8));
921 radeon_ring_write(ring,
922 RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
923 RADEON_GMC_DST_PITCH_OFFSET_CNTL |
924 RADEON_GMC_SRC_CLIPPING |
925 RADEON_GMC_DST_CLIPPING |
926 RADEON_GMC_BRUSH_NONE |
927 (RADEON_COLOR_FORMAT_ARGB8888 << 8) |
928 RADEON_GMC_SRC_DATATYPE_COLOR |
930 RADEON_DP_SRC_SOURCE_MEMORY |
931 RADEON_GMC_CLR_CMP_CNTL_DIS |
932 RADEON_GMC_WR_MSK_DIS);
933 radeon_ring_write(ring, (pitch << 22) | (src_offset >> 10));
934 radeon_ring_write(ring, (pitch << 22) | (dst_offset >> 10));
935 radeon_ring_write(ring, (0x1fff) | (0x1fff << 16));
936 radeon_ring_write(ring, 0);
937 radeon_ring_write(ring, (0x1fff) | (0x1fff << 16));
938 radeon_ring_write(ring, num_gpu_pages);
939 radeon_ring_write(ring, num_gpu_pages);
940 radeon_ring_write(ring, cur_pages | (stride_pixels << 16));
942 radeon_ring_write(ring, PACKET0(RADEON_DSTCACHE_CTLSTAT, 0));
943 radeon_ring_write(ring, RADEON_RB2D_DC_FLUSH_ALL);
944 radeon_ring_write(ring, PACKET0(RADEON_WAIT_UNTIL, 0));
945 radeon_ring_write(ring,
946 RADEON_WAIT_2D_IDLECLEAN |
947 RADEON_WAIT_HOST_IDLECLEAN |
948 RADEON_WAIT_DMA_GUI_IDLE);
950 r = radeon_fence_emit(rdev, fence);
952 radeon_ring_unlock_commit(rdev, ring);
956 static int r100_cp_wait_for_idle(struct radeon_device *rdev)
961 for (i = 0; i < rdev->usec_timeout; i++) {
962 tmp = RREG32(R_000E40_RBBM_STATUS);
963 if (!G_000E40_CP_CMDSTRM_BUSY(tmp)) {
971 void r100_ring_start(struct radeon_device *rdev, struct radeon_ring *ring)
975 r = radeon_ring_lock(rdev, ring, 2);
979 radeon_ring_write(ring, PACKET0(RADEON_ISYNC_CNTL, 0));
980 radeon_ring_write(ring,
981 RADEON_ISYNC_ANY2D_IDLE3D |
982 RADEON_ISYNC_ANY3D_IDLE2D |
983 RADEON_ISYNC_WAIT_IDLEGUI |
984 RADEON_ISYNC_CPSCRATCH_IDLEGUI);
985 radeon_ring_unlock_commit(rdev, ring);
989 /* Load the microcode for the CP */
990 static int r100_cp_init_microcode(struct radeon_device *rdev)
992 struct platform_device *pdev;
993 const char *fw_name = NULL;
998 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
1001 printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
1004 if ((rdev->family == CHIP_R100) || (rdev->family == CHIP_RV100) ||
1005 (rdev->family == CHIP_RV200) || (rdev->family == CHIP_RS100) ||
1006 (rdev->family == CHIP_RS200)) {
1007 DRM_INFO("Loading R100 Microcode\n");
1008 fw_name = FIRMWARE_R100;
1009 } else if ((rdev->family == CHIP_R200) ||
1010 (rdev->family == CHIP_RV250) ||
1011 (rdev->family == CHIP_RV280) ||
1012 (rdev->family == CHIP_RS300)) {
1013 DRM_INFO("Loading R200 Microcode\n");
1014 fw_name = FIRMWARE_R200;
1015 } else if ((rdev->family == CHIP_R300) ||
1016 (rdev->family == CHIP_R350) ||
1017 (rdev->family == CHIP_RV350) ||
1018 (rdev->family == CHIP_RV380) ||
1019 (rdev->family == CHIP_RS400) ||
1020 (rdev->family == CHIP_RS480)) {
1021 DRM_INFO("Loading R300 Microcode\n");
1022 fw_name = FIRMWARE_R300;
1023 } else if ((rdev->family == CHIP_R420) ||
1024 (rdev->family == CHIP_R423) ||
1025 (rdev->family == CHIP_RV410)) {
1026 DRM_INFO("Loading R400 Microcode\n");
1027 fw_name = FIRMWARE_R420;
1028 } else if ((rdev->family == CHIP_RS690) ||
1029 (rdev->family == CHIP_RS740)) {
1030 DRM_INFO("Loading RS690/RS740 Microcode\n");
1031 fw_name = FIRMWARE_RS690;
1032 } else if (rdev->family == CHIP_RS600) {
1033 DRM_INFO("Loading RS600 Microcode\n");
1034 fw_name = FIRMWARE_RS600;
1035 } else if ((rdev->family == CHIP_RV515) ||
1036 (rdev->family == CHIP_R520) ||
1037 (rdev->family == CHIP_RV530) ||
1038 (rdev->family == CHIP_R580) ||
1039 (rdev->family == CHIP_RV560) ||
1040 (rdev->family == CHIP_RV570)) {
1041 DRM_INFO("Loading R500 Microcode\n");
1042 fw_name = FIRMWARE_R520;
1045 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
1046 platform_device_unregister(pdev);
1048 printk(KERN_ERR "radeon_cp: Failed to load firmware \"%s\"\n",
1050 } else if (rdev->me_fw->size % 8) {
1052 "radeon_cp: Bogus length %zu in firmware \"%s\"\n",
1053 rdev->me_fw->size, fw_name);
1055 release_firmware(rdev->me_fw);
1061 static void r100_cp_load_microcode(struct radeon_device *rdev)
1063 const __be32 *fw_data;
1066 if (r100_gui_wait_for_idle(rdev)) {
1067 printk(KERN_WARNING "Failed to wait GUI idle while "
1068 "programming pipes. Bad things might happen.\n");
1072 size = rdev->me_fw->size / 4;
1073 fw_data = (const __be32 *)&rdev->me_fw->data[0];
1074 WREG32(RADEON_CP_ME_RAM_ADDR, 0);
1075 for (i = 0; i < size; i += 2) {
1076 WREG32(RADEON_CP_ME_RAM_DATAH,
1077 be32_to_cpup(&fw_data[i]));
1078 WREG32(RADEON_CP_ME_RAM_DATAL,
1079 be32_to_cpup(&fw_data[i + 1]));
1084 int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
1086 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1090 unsigned pre_write_timer;
1091 unsigned pre_write_limit;
1092 unsigned indirect2_start;
1093 unsigned indirect1_start;
1097 if (r100_debugfs_cp_init(rdev)) {
1098 DRM_ERROR("Failed to register debugfs file for CP !\n");
1101 r = r100_cp_init_microcode(rdev);
1103 DRM_ERROR("Failed to load firmware!\n");
1108 /* Align ring size */
1109 rb_bufsz = drm_order(ring_size / 8);
1110 ring_size = (1 << (rb_bufsz + 1)) * 4;
1111 r100_cp_load_microcode(rdev);
1112 r = radeon_ring_init(rdev, ring, ring_size, RADEON_WB_CP_RPTR_OFFSET,
1113 RADEON_CP_RB_RPTR, RADEON_CP_RB_WPTR,
1114 0, 0x7fffff, RADEON_CP_PACKET2);
1118 /* Each time the cp read 1024 bytes (16 dword/quadword) update
1119 * the rptr copy in system ram */
1121 /* cp will read 128bytes at a time (4 dwords) */
1123 ring->align_mask = 16 - 1;
1124 /* Write to CP_RB_WPTR will be delayed for pre_write_timer clocks */
1125 pre_write_timer = 64;
1126 /* Force CP_RB_WPTR write if written more than one time before the
1129 pre_write_limit = 0;
1130 /* Setup the cp cache like this (cache size is 96 dwords) :
1132 * INDIRECT1 16 to 79
1133 * INDIRECT2 80 to 95
1134 * So ring cache size is 16dwords (> (2 * max_fetch = 2 * 4dwords))
1135 * indirect1 cache size is 64dwords (> (2 * max_fetch = 2 * 4dwords))
1136 * indirect2 cache size is 16dwords (> (2 * max_fetch = 2 * 4dwords))
1137 * Idea being that most of the gpu cmd will be through indirect1 buffer
1138 * so it gets the bigger cache.
1140 indirect2_start = 80;
1141 indirect1_start = 16;
1143 WREG32(0x718, pre_write_timer | (pre_write_limit << 28));
1144 tmp = (REG_SET(RADEON_RB_BUFSZ, rb_bufsz) |
1145 REG_SET(RADEON_RB_BLKSZ, rb_blksz) |
1146 REG_SET(RADEON_MAX_FETCH, max_fetch));
1148 tmp |= RADEON_BUF_SWAP_32BIT;
1150 WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_NO_UPDATE);
1152 /* Set ring address */
1153 DRM_INFO("radeon: ring at 0x%016lX\n", (unsigned long)ring->gpu_addr);
1154 WREG32(RADEON_CP_RB_BASE, ring->gpu_addr);
1155 /* Force read & write ptr to 0 */
1156 WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA | RADEON_RB_NO_UPDATE);
1157 WREG32(RADEON_CP_RB_RPTR_WR, 0);
1159 WREG32(RADEON_CP_RB_WPTR, ring->wptr);
1161 /* set the wb address whether it's enabled or not */
1162 WREG32(R_00070C_CP_RB_RPTR_ADDR,
1163 S_00070C_RB_RPTR_ADDR((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) >> 2));
1164 WREG32(R_000774_SCRATCH_ADDR, rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET);
1166 if (rdev->wb.enabled)
1167 WREG32(R_000770_SCRATCH_UMSK, 0xff);
1169 tmp |= RADEON_RB_NO_UPDATE;
1170 WREG32(R_000770_SCRATCH_UMSK, 0);
1173 WREG32(RADEON_CP_RB_CNTL, tmp);
1175 ring->rptr = RREG32(RADEON_CP_RB_RPTR);
1176 /* Set cp mode to bus mastering & enable cp*/
1177 WREG32(RADEON_CP_CSQ_MODE,
1178 REG_SET(RADEON_INDIRECT2_START, indirect2_start) |
1179 REG_SET(RADEON_INDIRECT1_START, indirect1_start));
1180 WREG32(RADEON_CP_RB_WPTR_DELAY, 0);
1181 WREG32(RADEON_CP_CSQ_MODE, 0x00004D4D);
1182 WREG32(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIBM_INDBM);
1184 /* at this point everything should be setup correctly to enable master */
1185 pci_set_master(rdev->pdev);
1187 radeon_ring_start(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
1188 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
1190 DRM_ERROR("radeon: cp isn't working (%d).\n", r);
1194 radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
1198 void r100_cp_fini(struct radeon_device *rdev)
1200 if (r100_cp_wait_for_idle(rdev)) {
1201 DRM_ERROR("Wait for CP idle timeout, shutting down CP.\n");
1204 r100_cp_disable(rdev);
1205 radeon_ring_fini(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
1206 DRM_INFO("radeon: cp finalized\n");
1209 void r100_cp_disable(struct radeon_device *rdev)
1212 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
1213 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
1214 WREG32(RADEON_CP_CSQ_MODE, 0);
1215 WREG32(RADEON_CP_CSQ_CNTL, 0);
1216 WREG32(R_000770_SCRATCH_UMSK, 0);
1217 if (r100_gui_wait_for_idle(rdev)) {
1218 printk(KERN_WARNING "Failed to wait GUI idle while "
1219 "programming pipes. Bad things might happen.\n");
1226 int r100_cs_parse_packet0(struct radeon_cs_parser *p,
1227 struct radeon_cs_packet *pkt,
1228 const unsigned *auth, unsigned n,
1229 radeon_packet0_check_t check)
1238 /* Check that register fall into register range
1239 * determined by the number of entry (n) in the
1240 * safe register bitmap.
1242 if (pkt->one_reg_wr) {
1243 if ((reg >> 7) > n) {
1247 if (((reg + (pkt->count << 2)) >> 7) > n) {
1251 for (i = 0; i <= pkt->count; i++, idx++) {
1253 m = 1 << ((reg >> 2) & 31);
1255 r = check(p, pkt, idx, reg);
1260 if (pkt->one_reg_wr) {
1261 if (!(auth[j] & m)) {
1271 void r100_cs_dump_packet(struct radeon_cs_parser *p,
1272 struct radeon_cs_packet *pkt)
1274 volatile uint32_t *ib;
1280 for (i = 0; i <= (pkt->count + 1); i++, idx++) {
1281 DRM_INFO("ib[%d]=0x%08X\n", idx, ib[idx]);
1286 * r100_cs_packet_parse() - parse cp packet and point ib index to next packet
1287 * @parser: parser structure holding parsing context.
1288 * @pkt: where to store packet informations
1290 * Assume that chunk_ib_index is properly set. Will return -EINVAL
1291 * if packet is bigger than remaining ib size. or if packets is unknown.
1293 int r100_cs_packet_parse(struct radeon_cs_parser *p,
1294 struct radeon_cs_packet *pkt,
1297 struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx];
1300 if (idx >= ib_chunk->length_dw) {
1301 DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
1302 idx, ib_chunk->length_dw);
1305 header = radeon_get_ib_value(p, idx);
1307 pkt->type = CP_PACKET_GET_TYPE(header);
1308 pkt->count = CP_PACKET_GET_COUNT(header);
1309 switch (pkt->type) {
1311 pkt->reg = CP_PACKET0_GET_REG(header);
1312 pkt->one_reg_wr = CP_PACKET0_GET_ONE_REG_WR(header);
1315 pkt->opcode = CP_PACKET3_GET_OPCODE(header);
1321 DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx);
1324 if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) {
1325 DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n",
1326 pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw);
1333 * r100_cs_packet_next_vline() - parse userspace VLINE packet
1334 * @parser: parser structure holding parsing context.
1336 * Userspace sends a special sequence for VLINE waits.
1337 * PACKET0 - VLINE_START_END + value
1338 * PACKET0 - WAIT_UNTIL +_value
1339 * RELOC (P3) - crtc_id in reloc.
1341 * This function parses this and relocates the VLINE START END
1342 * and WAIT UNTIL packets to the correct crtc.
1343 * It also detects a switched off crtc and nulls out the
1344 * wait in that case.
1346 int r100_cs_packet_parse_vline(struct radeon_cs_parser *p)
1348 struct drm_mode_object *obj;
1349 struct drm_crtc *crtc;
1350 struct radeon_crtc *radeon_crtc;
1351 struct radeon_cs_packet p3reloc, waitreloc;
1354 uint32_t header, h_idx, reg;
1355 volatile uint32_t *ib;
1359 /* parse the wait until */
1360 r = r100_cs_packet_parse(p, &waitreloc, p->idx);
1364 /* check its a wait until and only 1 count */
1365 if (waitreloc.reg != RADEON_WAIT_UNTIL ||
1366 waitreloc.count != 0) {
1367 DRM_ERROR("vline wait had illegal wait until segment\n");
1371 if (radeon_get_ib_value(p, waitreloc.idx + 1) != RADEON_WAIT_CRTC_VLINE) {
1372 DRM_ERROR("vline wait had illegal wait until\n");
1376 /* jump over the NOP */
1377 r = r100_cs_packet_parse(p, &p3reloc, p->idx + waitreloc.count + 2);
1382 p->idx += waitreloc.count + 2;
1383 p->idx += p3reloc.count + 2;
1385 header = radeon_get_ib_value(p, h_idx);
1386 crtc_id = radeon_get_ib_value(p, h_idx + 5);
1387 reg = CP_PACKET0_GET_REG(header);
1388 obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC);
1390 DRM_ERROR("cannot find crtc %d\n", crtc_id);
1393 crtc = obj_to_crtc(obj);
1394 radeon_crtc = to_radeon_crtc(crtc);
1395 crtc_id = radeon_crtc->crtc_id;
1397 if (!crtc->enabled) {
1398 /* if the CRTC isn't enabled - we need to nop out the wait until */
1399 ib[h_idx + 2] = PACKET2(0);
1400 ib[h_idx + 3] = PACKET2(0);
1401 } else if (crtc_id == 1) {
1403 case AVIVO_D1MODE_VLINE_START_END:
1404 header &= ~R300_CP_PACKET0_REG_MASK;
1405 header |= AVIVO_D2MODE_VLINE_START_END >> 2;
1407 case RADEON_CRTC_GUI_TRIG_VLINE:
1408 header &= ~R300_CP_PACKET0_REG_MASK;
1409 header |= RADEON_CRTC2_GUI_TRIG_VLINE >> 2;
1412 DRM_ERROR("unknown crtc reloc\n");
1416 ib[h_idx + 3] |= RADEON_ENG_DISPLAY_SELECT_CRTC1;
1423 * r100_cs_packet_next_reloc() - parse next packet which should be reloc packet3
1424 * @parser: parser structure holding parsing context.
1425 * @data: pointer to relocation data
1426 * @offset_start: starting offset
1427 * @offset_mask: offset mask (to align start offset on)
1428 * @reloc: reloc informations
1430 * Check next packet is relocation packet3, do bo validation and compute
1431 * GPU offset using the provided start.
1433 int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
1434 struct radeon_cs_reloc **cs_reloc)
1436 struct radeon_cs_chunk *relocs_chunk;
1437 struct radeon_cs_packet p3reloc;
1441 if (p->chunk_relocs_idx == -1) {
1442 DRM_ERROR("No relocation chunk !\n");
1446 relocs_chunk = &p->chunks[p->chunk_relocs_idx];
1447 r = r100_cs_packet_parse(p, &p3reloc, p->idx);
1451 p->idx += p3reloc.count + 2;
1452 if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
1453 DRM_ERROR("No packet3 for relocation for packet at %d.\n",
1455 r100_cs_dump_packet(p, &p3reloc);
1458 idx = radeon_get_ib_value(p, p3reloc.idx + 1);
1459 if (idx >= relocs_chunk->length_dw) {
1460 DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
1461 idx, relocs_chunk->length_dw);
1462 r100_cs_dump_packet(p, &p3reloc);
1465 /* FIXME: we assume reloc size is 4 dwords */
1466 *cs_reloc = p->relocs_ptr[(idx / 4)];
1470 static int r100_get_vtx_size(uint32_t vtx_fmt)
1474 /* ordered according to bits in spec */
1475 if (vtx_fmt & RADEON_SE_VTX_FMT_W0)
1477 if (vtx_fmt & RADEON_SE_VTX_FMT_FPCOLOR)
1479 if (vtx_fmt & RADEON_SE_VTX_FMT_FPALPHA)
1481 if (vtx_fmt & RADEON_SE_VTX_FMT_PKCOLOR)
1483 if (vtx_fmt & RADEON_SE_VTX_FMT_FPSPEC)
1485 if (vtx_fmt & RADEON_SE_VTX_FMT_FPFOG)
1487 if (vtx_fmt & RADEON_SE_VTX_FMT_PKSPEC)
1489 if (vtx_fmt & RADEON_SE_VTX_FMT_ST0)
1491 if (vtx_fmt & RADEON_SE_VTX_FMT_ST1)
1493 if (vtx_fmt & RADEON_SE_VTX_FMT_Q1)
1495 if (vtx_fmt & RADEON_SE_VTX_FMT_ST2)
1497 if (vtx_fmt & RADEON_SE_VTX_FMT_Q2)
1499 if (vtx_fmt & RADEON_SE_VTX_FMT_ST3)
1501 if (vtx_fmt & RADEON_SE_VTX_FMT_Q3)
1503 if (vtx_fmt & RADEON_SE_VTX_FMT_Q0)
1506 if (vtx_fmt & (0x7 << 15))
1507 vtx_size += (vtx_fmt >> 15) & 0x7;
1508 if (vtx_fmt & RADEON_SE_VTX_FMT_N0)
1510 if (vtx_fmt & RADEON_SE_VTX_FMT_XY1)
1512 if (vtx_fmt & RADEON_SE_VTX_FMT_Z1)
1514 if (vtx_fmt & RADEON_SE_VTX_FMT_W1)
1516 if (vtx_fmt & RADEON_SE_VTX_FMT_N1)
1518 if (vtx_fmt & RADEON_SE_VTX_FMT_Z)
1523 static int r100_packet0_check(struct radeon_cs_parser *p,
1524 struct radeon_cs_packet *pkt,
1525 unsigned idx, unsigned reg)
1527 struct radeon_cs_reloc *reloc;
1528 struct r100_cs_track *track;
1529 volatile uint32_t *ib;
1537 track = (struct r100_cs_track *)p->track;
1539 idx_value = radeon_get_ib_value(p, idx);
1542 case RADEON_CRTC_GUI_TRIG_VLINE:
1543 r = r100_cs_packet_parse_vline(p);
1545 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1547 r100_cs_dump_packet(p, pkt);
1551 /* FIXME: only allow PACKET3 blit? easier to check for out of
1553 case RADEON_DST_PITCH_OFFSET:
1554 case RADEON_SRC_PITCH_OFFSET:
1555 r = r100_reloc_pitch_offset(p, pkt, idx, reg);
1559 case RADEON_RB3D_DEPTHOFFSET:
1560 r = r100_cs_packet_next_reloc(p, &reloc);
1562 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1564 r100_cs_dump_packet(p, pkt);
1567 track->zb.robj = reloc->robj;
1568 track->zb.offset = idx_value;
1569 track->zb_dirty = true;
1570 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
1572 case RADEON_RB3D_COLOROFFSET:
1573 r = r100_cs_packet_next_reloc(p, &reloc);
1575 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1577 r100_cs_dump_packet(p, pkt);
1580 track->cb[0].robj = reloc->robj;
1581 track->cb[0].offset = idx_value;
1582 track->cb_dirty = true;
1583 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
1585 case RADEON_PP_TXOFFSET_0:
1586 case RADEON_PP_TXOFFSET_1:
1587 case RADEON_PP_TXOFFSET_2:
1588 i = (reg - RADEON_PP_TXOFFSET_0) / 24;
1589 r = r100_cs_packet_next_reloc(p, &reloc);
1591 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1593 r100_cs_dump_packet(p, pkt);
1596 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1597 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
1598 tile_flags |= RADEON_TXO_MACRO_TILE;
1599 if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
1600 tile_flags |= RADEON_TXO_MICRO_TILE_X2;
1602 tmp = idx_value & ~(0x7 << 2);
1604 ib[idx] = tmp + ((u32)reloc->lobj.gpu_offset);
1606 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
1607 track->textures[i].robj = reloc->robj;
1608 track->tex_dirty = true;
1610 case RADEON_PP_CUBIC_OFFSET_T0_0:
1611 case RADEON_PP_CUBIC_OFFSET_T0_1:
1612 case RADEON_PP_CUBIC_OFFSET_T0_2:
1613 case RADEON_PP_CUBIC_OFFSET_T0_3:
1614 case RADEON_PP_CUBIC_OFFSET_T0_4:
1615 i = (reg - RADEON_PP_CUBIC_OFFSET_T0_0) / 4;
1616 r = r100_cs_packet_next_reloc(p, &reloc);
1618 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1620 r100_cs_dump_packet(p, pkt);
1623 track->textures[0].cube_info[i].offset = idx_value;
1624 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
1625 track->textures[0].cube_info[i].robj = reloc->robj;
1626 track->tex_dirty = true;
1628 case RADEON_PP_CUBIC_OFFSET_T1_0:
1629 case RADEON_PP_CUBIC_OFFSET_T1_1:
1630 case RADEON_PP_CUBIC_OFFSET_T1_2:
1631 case RADEON_PP_CUBIC_OFFSET_T1_3:
1632 case RADEON_PP_CUBIC_OFFSET_T1_4:
1633 i = (reg - RADEON_PP_CUBIC_OFFSET_T1_0) / 4;
1634 r = r100_cs_packet_next_reloc(p, &reloc);
1636 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1638 r100_cs_dump_packet(p, pkt);
1641 track->textures[1].cube_info[i].offset = idx_value;
1642 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
1643 track->textures[1].cube_info[i].robj = reloc->robj;
1644 track->tex_dirty = true;
1646 case RADEON_PP_CUBIC_OFFSET_T2_0:
1647 case RADEON_PP_CUBIC_OFFSET_T2_1:
1648 case RADEON_PP_CUBIC_OFFSET_T2_2:
1649 case RADEON_PP_CUBIC_OFFSET_T2_3:
1650 case RADEON_PP_CUBIC_OFFSET_T2_4:
1651 i = (reg - RADEON_PP_CUBIC_OFFSET_T2_0) / 4;
1652 r = r100_cs_packet_next_reloc(p, &reloc);
1654 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1656 r100_cs_dump_packet(p, pkt);
1659 track->textures[2].cube_info[i].offset = idx_value;
1660 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
1661 track->textures[2].cube_info[i].robj = reloc->robj;
1662 track->tex_dirty = true;
1664 case RADEON_RE_WIDTH_HEIGHT:
1665 track->maxy = ((idx_value >> 16) & 0x7FF);
1666 track->cb_dirty = true;
1667 track->zb_dirty = true;
1669 case RADEON_RB3D_COLORPITCH:
1670 r = r100_cs_packet_next_reloc(p, &reloc);
1672 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1674 r100_cs_dump_packet(p, pkt);
1677 if (!(p->cs_flags & RADEON_CS_KEEP_TILING_FLAGS)) {
1678 if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
1679 tile_flags |= RADEON_COLOR_TILE_ENABLE;
1680 if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
1681 tile_flags |= RADEON_COLOR_MICROTILE_ENABLE;
1683 tmp = idx_value & ~(0x7 << 16);
1687 ib[idx] = idx_value;
1689 track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
1690 track->cb_dirty = true;
1692 case RADEON_RB3D_DEPTHPITCH:
1693 track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
1694 track->zb_dirty = true;
1696 case RADEON_RB3D_CNTL:
1697 switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
1703 track->cb[0].cpp = 1;
1708 track->cb[0].cpp = 2;
1711 track->cb[0].cpp = 4;
1714 DRM_ERROR("Invalid color buffer format (%d) !\n",
1715 ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f));
1718 track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
1719 track->cb_dirty = true;
1720 track->zb_dirty = true;
1722 case RADEON_RB3D_ZSTENCILCNTL:
1723 switch (idx_value & 0xf) {
1738 track->zb_dirty = true;
1740 case RADEON_RB3D_ZPASS_ADDR:
1741 r = r100_cs_packet_next_reloc(p, &reloc);
1743 DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
1745 r100_cs_dump_packet(p, pkt);
1748 ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
1750 case RADEON_PP_CNTL:
1752 uint32_t temp = idx_value >> 4;
1753 for (i = 0; i < track->num_texture; i++)
1754 track->textures[i].enabled = !!(temp & (1 << i));
1755 track->tex_dirty = true;
1758 case RADEON_SE_VF_CNTL:
1759 track->vap_vf_cntl = idx_value;
1761 case RADEON_SE_VTX_FMT:
1762 track->vtx_size = r100_get_vtx_size(idx_value);
1764 case RADEON_PP_TEX_SIZE_0:
1765 case RADEON_PP_TEX_SIZE_1:
1766 case RADEON_PP_TEX_SIZE_2:
1767 i = (reg - RADEON_PP_TEX_SIZE_0) / 8;
1768 track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
1769 track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
1770 track->tex_dirty = true;
1772 case RADEON_PP_TEX_PITCH_0:
1773 case RADEON_PP_TEX_PITCH_1:
1774 case RADEON_PP_TEX_PITCH_2:
1775 i = (reg - RADEON_PP_TEX_PITCH_0) / 8;
1776 track->textures[i].pitch = idx_value + 32;
1777 track->tex_dirty = true;
1779 case RADEON_PP_TXFILTER_0:
1780 case RADEON_PP_TXFILTER_1:
1781 case RADEON_PP_TXFILTER_2:
1782 i = (reg - RADEON_PP_TXFILTER_0) / 24;
1783 track->textures[i].num_levels = ((idx_value & RADEON_MAX_MIP_LEVEL_MASK)
1784 >> RADEON_MAX_MIP_LEVEL_SHIFT);
1785 tmp = (idx_value >> 23) & 0x7;
1786 if (tmp == 2 || tmp == 6)
1787 track->textures[i].roundup_w = false;
1788 tmp = (idx_value >> 27) & 0x7;
1789 if (tmp == 2 || tmp == 6)
1790 track->textures[i].roundup_h = false;
1791 track->tex_dirty = true;
1793 case RADEON_PP_TXFORMAT_0:
1794 case RADEON_PP_TXFORMAT_1:
1795 case RADEON_PP_TXFORMAT_2:
1796 i = (reg - RADEON_PP_TXFORMAT_0) / 24;
1797 if (idx_value & RADEON_TXFORMAT_NON_POWER2) {
1798 track->textures[i].use_pitch = 1;
1800 track->textures[i].use_pitch = 0;
1801 track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK);
1802 track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK);
1804 if (idx_value & RADEON_TXFORMAT_CUBIC_MAP_ENABLE)
1805 track->textures[i].tex_coord_type = 2;
1806 switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) {
1807 case RADEON_TXFORMAT_I8:
1808 case RADEON_TXFORMAT_RGB332:
1809 case RADEON_TXFORMAT_Y8:
1810 track->textures[i].cpp = 1;
1811 track->textures[i].compress_format = R100_TRACK_COMP_NONE;
1813 case RADEON_TXFORMAT_AI88:
1814 case RADEON_TXFORMAT_ARGB1555:
1815 case RADEON_TXFORMAT_RGB565:
1816 case RADEON_TXFORMAT_ARGB4444:
1817 case RADEON_TXFORMAT_VYUY422:
1818 case RADEON_TXFORMAT_YVYU422:
1819 case RADEON_TXFORMAT_SHADOW16:
1820 case RADEON_TXFORMAT_LDUDV655:
1821 case RADEON_TXFORMAT_DUDV88:
1822 track->textures[i].cpp = 2;
1823 track->textures[i].compress_format = R100_TRACK_COMP_NONE;
1825 case RADEON_TXFORMAT_ARGB8888:
1826 case RADEON_TXFORMAT_RGBA8888:
1827 case RADEON_TXFORMAT_SHADOW32:
1828 case RADEON_TXFORMAT_LDUDUV8888:
1829 track->textures[i].cpp = 4;
1830 track->textures[i].compress_format = R100_TRACK_COMP_NONE;
1832 case RADEON_TXFORMAT_DXT1:
1833 track->textures[i].cpp = 1;
1834 track->textures[i].compress_format = R100_TRACK_COMP_DXT1;
1836 case RADEON_TXFORMAT_DXT23:
1837 case RADEON_TXFORMAT_DXT45:
1838 track->textures[i].cpp = 1;
1839 track->textures[i].compress_format = R100_TRACK_COMP_DXT35;
1842 track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
1843 track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
1844 track->tex_dirty = true;
1846 case RADEON_PP_CUBIC_FACES_0:
1847 case RADEON_PP_CUBIC_FACES_1:
1848 case RADEON_PP_CUBIC_FACES_2:
1850 i = (reg - RADEON_PP_CUBIC_FACES_0) / 4;
1851 for (face = 0; face < 4; face++) {
1852 track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
1853 track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
1855 track->tex_dirty = true;
1858 printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
1865 int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
1866 struct radeon_cs_packet *pkt,
1867 struct radeon_bo *robj)
1872 value = radeon_get_ib_value(p, idx + 2);
1873 if ((value + 1) > radeon_bo_size(robj)) {
1874 DRM_ERROR("[drm] Buffer too small for PACKET3 INDX_BUFFER "
1875 "(need %u have %lu) !\n",
1877 radeon_bo_size(robj));
1883 static int r100_packet3_check(struct radeon_cs_parser *p,
1884 struct radeon_cs_packet *pkt)
1886 struct radeon_cs_reloc *reloc;
1887 struct r100_cs_track *track;
1889 volatile uint32_t *ib;
1894 track = (struct r100_cs_track *)p->track;
1895 switch (pkt->opcode) {
1896 case PACKET3_3D_LOAD_VBPNTR:
1897 r = r100_packet3_load_vbpntr(p, pkt, idx);
1901 case PACKET3_INDX_BUFFER:
1902 r = r100_cs_packet_next_reloc(p, &reloc);
1904 DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode);
1905 r100_cs_dump_packet(p, pkt);
1908 ib[idx+1] = radeon_get_ib_value(p, idx+1) + ((u32)reloc->lobj.gpu_offset);
1909 r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj);
1915 /* 3D_RNDR_GEN_INDX_PRIM on r100/r200 */
1916 r = r100_cs_packet_next_reloc(p, &reloc);
1918 DRM_ERROR("No reloc for packet3 %d\n", pkt->opcode);
1919 r100_cs_dump_packet(p, pkt);
1922 ib[idx] = radeon_get_ib_value(p, idx) + ((u32)reloc->lobj.gpu_offset);
1923 track->num_arrays = 1;
1924 track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 2));
1926 track->arrays[0].robj = reloc->robj;
1927 track->arrays[0].esize = track->vtx_size;
1929 track->max_indx = radeon_get_ib_value(p, idx+1);
1931 track->vap_vf_cntl = radeon_get_ib_value(p, idx+3);
1932 track->immd_dwords = pkt->count - 1;
1933 r = r100_cs_track_check(p->rdev, track);
1937 case PACKET3_3D_DRAW_IMMD:
1938 if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) {
1939 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
1942 track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 0));
1943 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
1944 track->immd_dwords = pkt->count - 1;
1945 r = r100_cs_track_check(p->rdev, track);
1949 /* triggers drawing using in-packet vertex data */
1950 case PACKET3_3D_DRAW_IMMD_2:
1951 if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) {
1952 DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
1955 track->vap_vf_cntl = radeon_get_ib_value(p, idx);
1956 track->immd_dwords = pkt->count;
1957 r = r100_cs_track_check(p->rdev, track);
1961 /* triggers drawing using in-packet vertex data */
1962 case PACKET3_3D_DRAW_VBUF_2:
1963 track->vap_vf_cntl = radeon_get_ib_value(p, idx);
1964 r = r100_cs_track_check(p->rdev, track);
1968 /* triggers drawing of vertex buffers setup elsewhere */
1969 case PACKET3_3D_DRAW_INDX_2:
1970 track->vap_vf_cntl = radeon_get_ib_value(p, idx);
1971 r = r100_cs_track_check(p->rdev, track);
1975 /* triggers drawing using indices to vertex buffer */
1976 case PACKET3_3D_DRAW_VBUF:
1977 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
1978 r = r100_cs_track_check(p->rdev, track);
1982 /* triggers drawing of vertex buffers setup elsewhere */
1983 case PACKET3_3D_DRAW_INDX:
1984 track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
1985 r = r100_cs_track_check(p->rdev, track);
1989 /* triggers drawing using indices to vertex buffer */
1990 case PACKET3_3D_CLEAR_HIZ:
1991 case PACKET3_3D_CLEAR_ZMASK:
1992 if (p->rdev->hyperz_filp != p->filp)
1998 DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
2004 int r100_cs_parse(struct radeon_cs_parser *p)
2006 struct radeon_cs_packet pkt;
2007 struct r100_cs_track *track;
2010 track = kzalloc(sizeof(*track), GFP_KERNEL);
2011 r100_cs_track_clear(p->rdev, track);
2014 r = r100_cs_packet_parse(p, &pkt, p->idx);
2018 p->idx += pkt.count + 2;
2021 if (p->rdev->family >= CHIP_R200)
2022 r = r100_cs_parse_packet0(p, &pkt,
2023 p->rdev->config.r100.reg_safe_bm,
2024 p->rdev->config.r100.reg_safe_bm_size,
2025 &r200_packet0_check);
2027 r = r100_cs_parse_packet0(p, &pkt,
2028 p->rdev->config.r100.reg_safe_bm,
2029 p->rdev->config.r100.reg_safe_bm_size,
2030 &r100_packet0_check);
2035 r = r100_packet3_check(p, &pkt);
2038 DRM_ERROR("Unknown packet type %d !\n",
2045 } while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
2051 * Global GPU functions
2053 void r100_errata(struct radeon_device *rdev)
2055 rdev->pll_errata = 0;
2057 if (rdev->family == CHIP_RV200 || rdev->family == CHIP_RS200) {
2058 rdev->pll_errata |= CHIP_ERRATA_PLL_DUMMYREADS;
2061 if (rdev->family == CHIP_RV100 ||
2062 rdev->family == CHIP_RS100 ||
2063 rdev->family == CHIP_RS200) {
2064 rdev->pll_errata |= CHIP_ERRATA_PLL_DELAY;
2068 /* Wait for vertical sync on primary CRTC */
2069 void r100_gpu_wait_for_vsync(struct radeon_device *rdev)
2071 uint32_t crtc_gen_cntl, tmp;
2074 crtc_gen_cntl = RREG32(RADEON_CRTC_GEN_CNTL);
2075 if ((crtc_gen_cntl & RADEON_CRTC_DISP_REQ_EN_B) ||
2076 !(crtc_gen_cntl & RADEON_CRTC_EN)) {
2079 /* Clear the CRTC_VBLANK_SAVE bit */
2080 WREG32(RADEON_CRTC_STATUS, RADEON_CRTC_VBLANK_SAVE_CLEAR);
2081 for (i = 0; i < rdev->usec_timeout; i++) {
2082 tmp = RREG32(RADEON_CRTC_STATUS);
2083 if (tmp & RADEON_CRTC_VBLANK_SAVE) {
2090 /* Wait for vertical sync on secondary CRTC */
2091 void r100_gpu_wait_for_vsync2(struct radeon_device *rdev)
2093 uint32_t crtc2_gen_cntl, tmp;
2096 crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
2097 if ((crtc2_gen_cntl & RADEON_CRTC2_DISP_REQ_EN_B) ||
2098 !(crtc2_gen_cntl & RADEON_CRTC2_EN))
2101 /* Clear the CRTC_VBLANK_SAVE bit */
2102 WREG32(RADEON_CRTC2_STATUS, RADEON_CRTC2_VBLANK_SAVE_CLEAR);
2103 for (i = 0; i < rdev->usec_timeout; i++) {
2104 tmp = RREG32(RADEON_CRTC2_STATUS);
2105 if (tmp & RADEON_CRTC2_VBLANK_SAVE) {
2112 int r100_rbbm_fifo_wait_for_entry(struct radeon_device *rdev, unsigned n)
2117 for (i = 0; i < rdev->usec_timeout; i++) {
2118 tmp = RREG32(RADEON_RBBM_STATUS) & RADEON_RBBM_FIFOCNT_MASK;
2127 int r100_gui_wait_for_idle(struct radeon_device *rdev)
2132 if (r100_rbbm_fifo_wait_for_entry(rdev, 64)) {
2133 printk(KERN_WARNING "radeon: wait for empty RBBM fifo failed !"
2134 " Bad things might happen.\n");
2136 for (i = 0; i < rdev->usec_timeout; i++) {
2137 tmp = RREG32(RADEON_RBBM_STATUS);
2138 if (!(tmp & RADEON_RBBM_ACTIVE)) {
2146 int r100_mc_wait_for_idle(struct radeon_device *rdev)
2151 for (i = 0; i < rdev->usec_timeout; i++) {
2152 /* read MC_STATUS */
2153 tmp = RREG32(RADEON_MC_STATUS);
2154 if (tmp & RADEON_MC_IDLE) {
2162 void r100_gpu_lockup_update(struct r100_gpu_lockup *lockup, struct radeon_ring *ring)
2164 lockup->last_cp_rptr = ring->rptr;
2165 lockup->last_jiffies = jiffies;
2169 * r100_gpu_cp_is_lockup() - check if CP is lockup by recording information
2170 * @rdev: radeon device structure
2171 * @lockup: r100_gpu_lockup structure holding CP lockup tracking informations
2172 * @cp: radeon_cp structure holding CP information
2174 * We don't need to initialize the lockup tracking information as we will either
2175 * have CP rptr to a different value of jiffies wrap around which will force
2176 * initialization of the lockup tracking informations.
2178 * A possible false positivie is if we get call after while and last_cp_rptr ==
2179 * the current CP rptr, even if it's unlikely it might happen. To avoid this
2180 * if the elapsed time since last call is bigger than 2 second than we return
2181 * false and update the tracking information. Due to this the caller must call
2182 * r100_gpu_cp_is_lockup several time in less than 2sec for lockup to be reported
2183 * the fencing code should be cautious about that.
2185 * Caller should write to the ring to force CP to do something so we don't get
2186 * false positive when CP is just gived nothing to do.
2189 bool r100_gpu_cp_is_lockup(struct radeon_device *rdev, struct r100_gpu_lockup *lockup, struct radeon_ring *ring)
2191 unsigned long cjiffies, elapsed;
2194 if (!time_after(cjiffies, lockup->last_jiffies)) {
2195 /* likely a wrap around */
2196 lockup->last_cp_rptr = ring->rptr;
2197 lockup->last_jiffies = jiffies;
2200 if (ring->rptr != lockup->last_cp_rptr) {
2201 /* CP is still working no lockup */
2202 lockup->last_cp_rptr = ring->rptr;
2203 lockup->last_jiffies = jiffies;
2206 elapsed = jiffies_to_msecs(cjiffies - lockup->last_jiffies);
2207 if (elapsed >= 10000) {
2208 dev_err(rdev->dev, "GPU lockup CP stall for more than %lumsec\n", elapsed);
2211 /* give a chance to the GPU ... */
2215 bool r100_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
2220 rbbm_status = RREG32(R_000E40_RBBM_STATUS);
2221 if (!G_000E40_GUI_ACTIVE(rbbm_status)) {
2222 r100_gpu_lockup_update(&rdev->config.r100.lockup, ring);
2225 /* force CP activities */
2226 r = radeon_ring_lock(rdev, ring, 2);
2229 radeon_ring_write(ring, 0x80000000);
2230 radeon_ring_write(ring, 0x80000000);
2231 radeon_ring_unlock_commit(rdev, ring);
2233 ring->rptr = RREG32(ring->rptr_reg);
2234 return r100_gpu_cp_is_lockup(rdev, &rdev->config.r100.lockup, ring);
2237 void r100_bm_disable(struct radeon_device *rdev)
2241 /* disable bus mastering */
2242 tmp = RREG32(R_000030_BUS_CNTL);
2243 WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000044);
2245 WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000042);
2247 WREG32(R_000030_BUS_CNTL, (tmp & 0xFFFFFFFF) | 0x00000040);
2248 tmp = RREG32(RADEON_BUS_CNTL);
2250 pci_clear_master(rdev->pdev);
2254 int r100_asic_reset(struct radeon_device *rdev)
2256 struct r100_mc_save save;
2260 status = RREG32(R_000E40_RBBM_STATUS);
2261 if (!G_000E40_GUI_ACTIVE(status)) {
2264 r100_mc_stop(rdev, &save);
2265 status = RREG32(R_000E40_RBBM_STATUS);
2266 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
2268 WREG32(RADEON_CP_CSQ_CNTL, 0);
2269 tmp = RREG32(RADEON_CP_RB_CNTL);
2270 WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA);
2271 WREG32(RADEON_CP_RB_RPTR_WR, 0);
2272 WREG32(RADEON_CP_RB_WPTR, 0);
2273 WREG32(RADEON_CP_RB_CNTL, tmp);
2274 /* save PCI state */
2275 pci_save_state(rdev->pdev);
2276 /* disable bus mastering */
2277 r100_bm_disable(rdev);
2278 WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_SE(1) |
2279 S_0000F0_SOFT_RESET_RE(1) |
2280 S_0000F0_SOFT_RESET_PP(1) |
2281 S_0000F0_SOFT_RESET_RB(1));
2282 RREG32(R_0000F0_RBBM_SOFT_RESET);
2284 WREG32(R_0000F0_RBBM_SOFT_RESET, 0);
2286 status = RREG32(R_000E40_RBBM_STATUS);
2287 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
2289 WREG32(R_0000F0_RBBM_SOFT_RESET, S_0000F0_SOFT_RESET_CP(1));
2290 RREG32(R_0000F0_RBBM_SOFT_RESET);
2292 WREG32(R_0000F0_RBBM_SOFT_RESET, 0);
2294 status = RREG32(R_000E40_RBBM_STATUS);
2295 dev_info(rdev->dev, "(%s:%d) RBBM_STATUS=0x%08X\n", __func__, __LINE__, status);
2296 /* restore PCI & busmastering */
2297 pci_restore_state(rdev->pdev);
2298 r100_enable_bm(rdev);
2299 /* Check if GPU is idle */
2300 if (G_000E40_SE_BUSY(status) || G_000E40_RE_BUSY(status) ||
2301 G_000E40_TAM_BUSY(status) || G_000E40_PB_BUSY(status)) {
2302 dev_err(rdev->dev, "failed to reset GPU\n");
2305 dev_info(rdev->dev, "GPU reset succeed\n");
2306 r100_mc_resume(rdev, &save);
2310 void r100_set_common_regs(struct radeon_device *rdev)
2312 struct drm_device *dev = rdev->ddev;
2313 bool force_dac2 = false;
2316 /* set these so they don't interfere with anything */
2317 WREG32(RADEON_OV0_SCALE_CNTL, 0);
2318 WREG32(RADEON_SUBPIC_CNTL, 0);
2319 WREG32(RADEON_VIPH_CONTROL, 0);
2320 WREG32(RADEON_I2C_CNTL_1, 0);
2321 WREG32(RADEON_DVI_I2C_CNTL_1, 0);
2322 WREG32(RADEON_CAP0_TRIG_CNTL, 0);
2323 WREG32(RADEON_CAP1_TRIG_CNTL, 0);
2325 /* always set up dac2 on rn50 and some rv100 as lots
2326 * of servers seem to wire it up to a VGA port but
2327 * don't report it in the bios connector
2330 switch (dev->pdev->device) {
2339 /* DELL triple head servers */
2340 if ((dev->pdev->subsystem_vendor == 0x1028 /* DELL */) &&
2341 ((dev->pdev->subsystem_device == 0x016c) ||
2342 (dev->pdev->subsystem_device == 0x016d) ||
2343 (dev->pdev->subsystem_device == 0x016e) ||
2344 (dev->pdev->subsystem_device == 0x016f) ||
2345 (dev->pdev->subsystem_device == 0x0170) ||
2346 (dev->pdev->subsystem_device == 0x017d) ||
2347 (dev->pdev->subsystem_device == 0x017e) ||
2348 (dev->pdev->subsystem_device == 0x0183) ||
2349 (dev->pdev->subsystem_device == 0x018a) ||
2350 (dev->pdev->subsystem_device == 0x019a)))
2356 u32 disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG);
2357 u32 tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
2358 u32 dac2_cntl = RREG32(RADEON_DAC_CNTL2);
2360 /* For CRT on DAC2, don't turn it on if BIOS didn't
2361 enable it, even it's detected.
2364 /* force it to crtc0 */
2365 dac2_cntl &= ~RADEON_DAC2_DAC_CLK_SEL;
2366 dac2_cntl |= RADEON_DAC2_DAC2_CLK_SEL;
2367 disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
2369 /* set up the TV DAC */
2370 tv_dac_cntl &= ~(RADEON_TV_DAC_PEDESTAL |
2371 RADEON_TV_DAC_STD_MASK |
2372 RADEON_TV_DAC_RDACPD |
2373 RADEON_TV_DAC_GDACPD |
2374 RADEON_TV_DAC_BDACPD |
2375 RADEON_TV_DAC_BGADJ_MASK |
2376 RADEON_TV_DAC_DACADJ_MASK);
2377 tv_dac_cntl |= (RADEON_TV_DAC_NBLANK |
2378 RADEON_TV_DAC_NHOLD |
2379 RADEON_TV_DAC_STD_PS2 |
2382 WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
2383 WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug);
2384 WREG32(RADEON_DAC_CNTL2, dac2_cntl);
2387 /* switch PM block to ACPI mode */
2388 tmp = RREG32_PLL(RADEON_PLL_PWRMGT_CNTL);
2389 tmp &= ~RADEON_PM_MODE_SEL;
2390 WREG32_PLL(RADEON_PLL_PWRMGT_CNTL, tmp);
2397 static void r100_vram_get_type(struct radeon_device *rdev)
2401 rdev->mc.vram_is_ddr = false;
2402 if (rdev->flags & RADEON_IS_IGP)
2403 rdev->mc.vram_is_ddr = true;
2404 else if (RREG32(RADEON_MEM_SDRAM_MODE_REG) & RADEON_MEM_CFG_TYPE_DDR)
2405 rdev->mc.vram_is_ddr = true;
2406 if ((rdev->family == CHIP_RV100) ||
2407 (rdev->family == CHIP_RS100) ||
2408 (rdev->family == CHIP_RS200)) {
2409 tmp = RREG32(RADEON_MEM_CNTL);
2410 if (tmp & RV100_HALF_MODE) {
2411 rdev->mc.vram_width = 32;
2413 rdev->mc.vram_width = 64;
2415 if (rdev->flags & RADEON_SINGLE_CRTC) {
2416 rdev->mc.vram_width /= 4;
2417 rdev->mc.vram_is_ddr = true;
2419 } else if (rdev->family <= CHIP_RV280) {
2420 tmp = RREG32(RADEON_MEM_CNTL);
2421 if (tmp & RADEON_MEM_NUM_CHANNELS_MASK) {
2422 rdev->mc.vram_width = 128;
2424 rdev->mc.vram_width = 64;
2428 rdev->mc.vram_width = 128;
2432 static u32 r100_get_accessible_vram(struct radeon_device *rdev)
2437 aper_size = RREG32(RADEON_CONFIG_APER_SIZE);
2439 /* Set HDP_APER_CNTL only on cards that are known not to be broken,
2440 * that is has the 2nd generation multifunction PCI interface
2442 if (rdev->family == CHIP_RV280 ||
2443 rdev->family >= CHIP_RV350) {
2444 WREG32_P(RADEON_HOST_PATH_CNTL, RADEON_HDP_APER_CNTL,
2445 ~RADEON_HDP_APER_CNTL);
2446 DRM_INFO("Generation 2 PCI interface, using max accessible memory\n");
2447 return aper_size * 2;
2450 /* Older cards have all sorts of funny issues to deal with. First
2451 * check if it's a multifunction card by reading the PCI config
2452 * header type... Limit those to one aperture size
2454 pci_read_config_byte(rdev->pdev, 0xe, &byte);
2456 DRM_INFO("Generation 1 PCI interface in multifunction mode\n");
2457 DRM_INFO("Limiting VRAM to one aperture\n");
2461 /* Single function older card. We read HDP_APER_CNTL to see how the BIOS
2462 * have set it up. We don't write this as it's broken on some ASICs but
2463 * we expect the BIOS to have done the right thing (might be too optimistic...)
2465 if (RREG32(RADEON_HOST_PATH_CNTL) & RADEON_HDP_APER_CNTL)
2466 return aper_size * 2;
2470 void r100_vram_init_sizes(struct radeon_device *rdev)
2472 u64 config_aper_size;
2474 /* work out accessible VRAM */
2475 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
2476 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
2477 rdev->mc.visible_vram_size = r100_get_accessible_vram(rdev);
2478 /* FIXME we don't use the second aperture yet when we could use it */
2479 if (rdev->mc.visible_vram_size > rdev->mc.aper_size)
2480 rdev->mc.visible_vram_size = rdev->mc.aper_size;
2481 config_aper_size = RREG32(RADEON_CONFIG_APER_SIZE);
2482 if (rdev->flags & RADEON_IS_IGP) {
2484 /* read NB_TOM to get the amount of ram stolen for the GPU */
2485 tom = RREG32(RADEON_NB_TOM);
2486 rdev->mc.real_vram_size = (((tom >> 16) - (tom & 0xffff) + 1) << 16);
2487 WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
2488 rdev->mc.mc_vram_size = rdev->mc.real_vram_size;
2490 rdev->mc.real_vram_size = RREG32(RADEON_CONFIG_MEMSIZE);
2491 /* Some production boards of m6 will report 0
2494 if (rdev->mc.real_vram_size == 0) {
2495 rdev->mc.real_vram_size = 8192 * 1024;
2496 WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
2498 /* Fix for RN50, M6, M7 with 8/16/32(??) MBs of VRAM -
2499 * Novell bug 204882 + along with lots of ubuntu ones
2501 if (rdev->mc.aper_size > config_aper_size)
2502 config_aper_size = rdev->mc.aper_size;
2504 if (config_aper_size > rdev->mc.real_vram_size)
2505 rdev->mc.mc_vram_size = config_aper_size;
2507 rdev->mc.mc_vram_size = rdev->mc.real_vram_size;
2511 void r100_vga_set_state(struct radeon_device *rdev, bool state)
2515 temp = RREG32(RADEON_CONFIG_CNTL);
2516 if (state == false) {
2517 temp &= ~RADEON_CFG_VGA_RAM_EN;
2518 temp |= RADEON_CFG_VGA_IO_DIS;
2520 temp &= ~RADEON_CFG_VGA_IO_DIS;
2522 WREG32(RADEON_CONFIG_CNTL, temp);
2525 void r100_mc_init(struct radeon_device *rdev)
2529 r100_vram_get_type(rdev);
2530 r100_vram_init_sizes(rdev);
2531 base = rdev->mc.aper_base;
2532 if (rdev->flags & RADEON_IS_IGP)
2533 base = (RREG32(RADEON_NB_TOM) & 0xffff) << 16;
2534 radeon_vram_location(rdev, &rdev->mc, base);
2535 rdev->mc.gtt_base_align = 0;
2536 if (!(rdev->flags & RADEON_IS_AGP))
2537 radeon_gtt_location(rdev, &rdev->mc);
2538 radeon_update_bandwidth_info(rdev);
2543 * Indirect registers accessor
2545 void r100_pll_errata_after_index(struct radeon_device *rdev)
2547 if (rdev->pll_errata & CHIP_ERRATA_PLL_DUMMYREADS) {
2548 (void)RREG32(RADEON_CLOCK_CNTL_DATA);
2549 (void)RREG32(RADEON_CRTC_GEN_CNTL);
2553 static void r100_pll_errata_after_data(struct radeon_device *rdev)
2555 /* This workarounds is necessary on RV100, RS100 and RS200 chips
2556 * or the chip could hang on a subsequent access
2558 if (rdev->pll_errata & CHIP_ERRATA_PLL_DELAY) {
2562 /* This function is required to workaround a hardware bug in some (all?)
2563 * revisions of the R300. This workaround should be called after every
2564 * CLOCK_CNTL_INDEX register access. If not, register reads afterward
2565 * may not be correct.
2567 if (rdev->pll_errata & CHIP_ERRATA_R300_CG) {
2570 save = RREG32(RADEON_CLOCK_CNTL_INDEX);
2571 tmp = save & ~(0x3f | RADEON_PLL_WR_EN);
2572 WREG32(RADEON_CLOCK_CNTL_INDEX, tmp);
2573 tmp = RREG32(RADEON_CLOCK_CNTL_DATA);
2574 WREG32(RADEON_CLOCK_CNTL_INDEX, save);
2578 uint32_t r100_pll_rreg(struct radeon_device *rdev, uint32_t reg)
2582 WREG8(RADEON_CLOCK_CNTL_INDEX, reg & 0x3f);
2583 r100_pll_errata_after_index(rdev);
2584 data = RREG32(RADEON_CLOCK_CNTL_DATA);
2585 r100_pll_errata_after_data(rdev);
2589 void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
2591 WREG8(RADEON_CLOCK_CNTL_INDEX, ((reg & 0x3f) | RADEON_PLL_WR_EN));
2592 r100_pll_errata_after_index(rdev);
2593 WREG32(RADEON_CLOCK_CNTL_DATA, v);
2594 r100_pll_errata_after_data(rdev);
2597 void r100_set_safe_registers(struct radeon_device *rdev)
2599 if (ASIC_IS_RN50(rdev)) {
2600 rdev->config.r100.reg_safe_bm = rn50_reg_safe_bm;
2601 rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(rn50_reg_safe_bm);
2602 } else if (rdev->family < CHIP_R200) {
2603 rdev->config.r100.reg_safe_bm = r100_reg_safe_bm;
2604 rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r100_reg_safe_bm);
2606 r200_set_safe_registers(rdev);
2613 #if defined(CONFIG_DEBUG_FS)
2614 static int r100_debugfs_rbbm_info(struct seq_file *m, void *data)
2616 struct drm_info_node *node = (struct drm_info_node *) m->private;
2617 struct drm_device *dev = node->minor->dev;
2618 struct radeon_device *rdev = dev->dev_private;
2619 uint32_t reg, value;
2622 seq_printf(m, "RBBM_STATUS 0x%08x\n", RREG32(RADEON_RBBM_STATUS));
2623 seq_printf(m, "RBBM_CMDFIFO_STAT 0x%08x\n", RREG32(0xE7C));
2624 seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT));
2625 for (i = 0; i < 64; i++) {
2626 WREG32(RADEON_RBBM_CMDFIFO_ADDR, i | 0x100);
2627 reg = (RREG32(RADEON_RBBM_CMDFIFO_DATA) - 1) >> 2;
2628 WREG32(RADEON_RBBM_CMDFIFO_ADDR, i);
2629 value = RREG32(RADEON_RBBM_CMDFIFO_DATA);
2630 seq_printf(m, "[0x%03X] 0x%04X=0x%08X\n", i, reg, value);
2635 static int r100_debugfs_cp_ring_info(struct seq_file *m, void *data)
2637 struct drm_info_node *node = (struct drm_info_node *) m->private;
2638 struct drm_device *dev = node->minor->dev;
2639 struct radeon_device *rdev = dev->dev_private;
2640 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2642 unsigned count, i, j;
2644 radeon_ring_free_size(rdev, ring);
2645 rdp = RREG32(RADEON_CP_RB_RPTR);
2646 wdp = RREG32(RADEON_CP_RB_WPTR);
2647 count = (rdp + ring->ring_size - wdp) & ring->ptr_mask;
2648 seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT));
2649 seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp);
2650 seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp);
2651 seq_printf(m, "%u free dwords in ring\n", ring->ring_free_dw);
2652 seq_printf(m, "%u dwords in ring\n", count);
2653 for (j = 0; j <= count; j++) {
2654 i = (rdp + j) & ring->ptr_mask;
2655 seq_printf(m, "r[%04d]=0x%08x\n", i, ring->ring[i]);
2661 static int r100_debugfs_cp_csq_fifo(struct seq_file *m, void *data)
2663 struct drm_info_node *node = (struct drm_info_node *) m->private;
2664 struct drm_device *dev = node->minor->dev;
2665 struct radeon_device *rdev = dev->dev_private;
2666 uint32_t csq_stat, csq2_stat, tmp;
2667 unsigned r_rptr, r_wptr, ib1_rptr, ib1_wptr, ib2_rptr, ib2_wptr;
2670 seq_printf(m, "CP_STAT 0x%08x\n", RREG32(RADEON_CP_STAT));
2671 seq_printf(m, "CP_CSQ_MODE 0x%08x\n", RREG32(RADEON_CP_CSQ_MODE));
2672 csq_stat = RREG32(RADEON_CP_CSQ_STAT);
2673 csq2_stat = RREG32(RADEON_CP_CSQ2_STAT);
2674 r_rptr = (csq_stat >> 0) & 0x3ff;
2675 r_wptr = (csq_stat >> 10) & 0x3ff;
2676 ib1_rptr = (csq_stat >> 20) & 0x3ff;
2677 ib1_wptr = (csq2_stat >> 0) & 0x3ff;
2678 ib2_rptr = (csq2_stat >> 10) & 0x3ff;
2679 ib2_wptr = (csq2_stat >> 20) & 0x3ff;
2680 seq_printf(m, "CP_CSQ_STAT 0x%08x\n", csq_stat);
2681 seq_printf(m, "CP_CSQ2_STAT 0x%08x\n", csq2_stat);
2682 seq_printf(m, "Ring rptr %u\n", r_rptr);
2683 seq_printf(m, "Ring wptr %u\n", r_wptr);
2684 seq_printf(m, "Indirect1 rptr %u\n", ib1_rptr);
2685 seq_printf(m, "Indirect1 wptr %u\n", ib1_wptr);
2686 seq_printf(m, "Indirect2 rptr %u\n", ib2_rptr);
2687 seq_printf(m, "Indirect2 wptr %u\n", ib2_wptr);
2688 /* FIXME: 0, 128, 640 depends on fifo setup see cp_init_kms
2689 * 128 = indirect1_start * 8 & 640 = indirect2_start * 8 */
2690 seq_printf(m, "Ring fifo:\n");
2691 for (i = 0; i < 256; i++) {
2692 WREG32(RADEON_CP_CSQ_ADDR, i << 2);
2693 tmp = RREG32(RADEON_CP_CSQ_DATA);
2694 seq_printf(m, "rfifo[%04d]=0x%08X\n", i, tmp);
2696 seq_printf(m, "Indirect1 fifo:\n");
2697 for (i = 256; i <= 512; i++) {
2698 WREG32(RADEON_CP_CSQ_ADDR, i << 2);
2699 tmp = RREG32(RADEON_CP_CSQ_DATA);
2700 seq_printf(m, "ib1fifo[%04d]=0x%08X\n", i, tmp);
2702 seq_printf(m, "Indirect2 fifo:\n");
2703 for (i = 640; i < ib1_wptr; i++) {
2704 WREG32(RADEON_CP_CSQ_ADDR, i << 2);
2705 tmp = RREG32(RADEON_CP_CSQ_DATA);
2706 seq_printf(m, "ib2fifo[%04d]=0x%08X\n", i, tmp);
2711 static int r100_debugfs_mc_info(struct seq_file *m, void *data)
2713 struct drm_info_node *node = (struct drm_info_node *) m->private;
2714 struct drm_device *dev = node->minor->dev;
2715 struct radeon_device *rdev = dev->dev_private;
2718 tmp = RREG32(RADEON_CONFIG_MEMSIZE);
2719 seq_printf(m, "CONFIG_MEMSIZE 0x%08x\n", tmp);
2720 tmp = RREG32(RADEON_MC_FB_LOCATION);
2721 seq_printf(m, "MC_FB_LOCATION 0x%08x\n", tmp);
2722 tmp = RREG32(RADEON_BUS_CNTL);
2723 seq_printf(m, "BUS_CNTL 0x%08x\n", tmp);
2724 tmp = RREG32(RADEON_MC_AGP_LOCATION);
2725 seq_printf(m, "MC_AGP_LOCATION 0x%08x\n", tmp);
2726 tmp = RREG32(RADEON_AGP_BASE);
2727 seq_printf(m, "AGP_BASE 0x%08x\n", tmp);
2728 tmp = RREG32(RADEON_HOST_PATH_CNTL);
2729 seq_printf(m, "HOST_PATH_CNTL 0x%08x\n", tmp);
2730 tmp = RREG32(0x01D0);
2731 seq_printf(m, "AIC_CTRL 0x%08x\n", tmp);
2732 tmp = RREG32(RADEON_AIC_LO_ADDR);
2733 seq_printf(m, "AIC_LO_ADDR 0x%08x\n", tmp);
2734 tmp = RREG32(RADEON_AIC_HI_ADDR);
2735 seq_printf(m, "AIC_HI_ADDR 0x%08x\n", tmp);
2736 tmp = RREG32(0x01E4);
2737 seq_printf(m, "AIC_TLB_ADDR 0x%08x\n", tmp);
2741 static struct drm_info_list r100_debugfs_rbbm_list[] = {
2742 {"r100_rbbm_info", r100_debugfs_rbbm_info, 0, NULL},
2745 static struct drm_info_list r100_debugfs_cp_list[] = {
2746 {"r100_cp_ring_info", r100_debugfs_cp_ring_info, 0, NULL},
2747 {"r100_cp_csq_fifo", r100_debugfs_cp_csq_fifo, 0, NULL},
2750 static struct drm_info_list r100_debugfs_mc_info_list[] = {
2751 {"r100_mc_info", r100_debugfs_mc_info, 0, NULL},
2755 int r100_debugfs_rbbm_init(struct radeon_device *rdev)
2757 #if defined(CONFIG_DEBUG_FS)
2758 return radeon_debugfs_add_files(rdev, r100_debugfs_rbbm_list, 1);
2764 int r100_debugfs_cp_init(struct radeon_device *rdev)
2766 #if defined(CONFIG_DEBUG_FS)
2767 return radeon_debugfs_add_files(rdev, r100_debugfs_cp_list, 2);
2773 int r100_debugfs_mc_info_init(struct radeon_device *rdev)
2775 #if defined(CONFIG_DEBUG_FS)
2776 return radeon_debugfs_add_files(rdev, r100_debugfs_mc_info_list, 1);
2782 int r100_set_surface_reg(struct radeon_device *rdev, int reg,
2783 uint32_t tiling_flags, uint32_t pitch,
2784 uint32_t offset, uint32_t obj_size)
2786 int surf_index = reg * 16;
2789 if (rdev->family <= CHIP_RS200) {
2790 if ((tiling_flags & (RADEON_TILING_MACRO|RADEON_TILING_MICRO))
2791 == (RADEON_TILING_MACRO|RADEON_TILING_MICRO))
2792 flags |= RADEON_SURF_TILE_COLOR_BOTH;
2793 if (tiling_flags & RADEON_TILING_MACRO)
2794 flags |= RADEON_SURF_TILE_COLOR_MACRO;
2795 } else if (rdev->family <= CHIP_RV280) {
2796 if (tiling_flags & (RADEON_TILING_MACRO))
2797 flags |= R200_SURF_TILE_COLOR_MACRO;
2798 if (tiling_flags & RADEON_TILING_MICRO)
2799 flags |= R200_SURF_TILE_COLOR_MICRO;
2801 if (tiling_flags & RADEON_TILING_MACRO)
2802 flags |= R300_SURF_TILE_MACRO;
2803 if (tiling_flags & RADEON_TILING_MICRO)
2804 flags |= R300_SURF_TILE_MICRO;
2807 if (tiling_flags & RADEON_TILING_SWAP_16BIT)
2808 flags |= RADEON_SURF_AP0_SWP_16BPP | RADEON_SURF_AP1_SWP_16BPP;
2809 if (tiling_flags & RADEON_TILING_SWAP_32BIT)
2810 flags |= RADEON_SURF_AP0_SWP_32BPP | RADEON_SURF_AP1_SWP_32BPP;
2812 /* when we aren't tiling the pitch seems to needs to be furtherdivided down. - tested on power5 + rn50 server */
2813 if (tiling_flags & (RADEON_TILING_SWAP_16BIT | RADEON_TILING_SWAP_32BIT)) {
2814 if (!(tiling_flags & (RADEON_TILING_MACRO | RADEON_TILING_MICRO)))
2815 if (ASIC_IS_RN50(rdev))
2819 /* r100/r200 divide by 16 */
2820 if (rdev->family < CHIP_R300)
2821 flags |= pitch / 16;
2826 DRM_DEBUG_KMS("writing surface %d %d %x %x\n", reg, flags, offset, offset+obj_size-1);
2827 WREG32(RADEON_SURFACE0_INFO + surf_index, flags);
2828 WREG32(RADEON_SURFACE0_LOWER_BOUND + surf_index, offset);
2829 WREG32(RADEON_SURFACE0_UPPER_BOUND + surf_index, offset + obj_size - 1);
2833 void r100_clear_surface_reg(struct radeon_device *rdev, int reg)
2835 int surf_index = reg * 16;
2836 WREG32(RADEON_SURFACE0_INFO + surf_index, 0);
2839 void r100_bandwidth_update(struct radeon_device *rdev)
2841 fixed20_12 trcd_ff, trp_ff, tras_ff, trbs_ff, tcas_ff;
2842 fixed20_12 sclk_ff, mclk_ff, sclk_eff_ff, sclk_delay_ff;
2843 fixed20_12 peak_disp_bw, mem_bw, pix_clk, pix_clk2, temp_ff, crit_point_ff;
2844 uint32_t temp, data, mem_trcd, mem_trp, mem_tras;
2845 fixed20_12 memtcas_ff[8] = {
2850 dfixed_init_half(1),
2851 dfixed_init_half(2),
2854 fixed20_12 memtcas_rs480_ff[8] = {
2860 dfixed_init_half(1),
2861 dfixed_init_half(2),
2862 dfixed_init_half(3),
2864 fixed20_12 memtcas2_ff[8] = {
2874 fixed20_12 memtrbs[8] = {
2876 dfixed_init_half(1),
2878 dfixed_init_half(2),
2880 dfixed_init_half(3),
2884 fixed20_12 memtrbs_r4xx[8] = {
2894 fixed20_12 min_mem_eff;
2895 fixed20_12 mc_latency_sclk, mc_latency_mclk, k1;
2896 fixed20_12 cur_latency_mclk, cur_latency_sclk;
2897 fixed20_12 disp_latency, disp_latency_overhead, disp_drain_rate,
2898 disp_drain_rate2, read_return_rate;
2899 fixed20_12 time_disp1_drop_priority;
2901 int cur_size = 16; /* in octawords */
2902 int critical_point = 0, critical_point2;
2903 /* uint32_t read_return_rate, time_disp1_drop_priority; */
2904 int stop_req, max_stop_req;
2905 struct drm_display_mode *mode1 = NULL;
2906 struct drm_display_mode *mode2 = NULL;
2907 uint32_t pixel_bytes1 = 0;
2908 uint32_t pixel_bytes2 = 0;
2910 radeon_update_display_priority(rdev);
2912 if (rdev->mode_info.crtcs[0]->base.enabled) {
2913 mode1 = &rdev->mode_info.crtcs[0]->base.mode;
2914 pixel_bytes1 = rdev->mode_info.crtcs[0]->base.fb->bits_per_pixel / 8;
2916 if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
2917 if (rdev->mode_info.crtcs[1]->base.enabled) {
2918 mode2 = &rdev->mode_info.crtcs[1]->base.mode;
2919 pixel_bytes2 = rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8;
2923 min_mem_eff.full = dfixed_const_8(0);
2925 if ((rdev->disp_priority == 2) && ASIC_IS_R300(rdev)) {
2926 uint32_t mc_init_misc_lat_timer = RREG32(R300_MC_INIT_MISC_LAT_TIMER);
2927 mc_init_misc_lat_timer &= ~(R300_MC_DISP1R_INIT_LAT_MASK << R300_MC_DISP1R_INIT_LAT_SHIFT);
2928 mc_init_misc_lat_timer &= ~(R300_MC_DISP0R_INIT_LAT_MASK << R300_MC_DISP0R_INIT_LAT_SHIFT);
2929 /* check crtc enables */
2931 mc_init_misc_lat_timer |= (1 << R300_MC_DISP1R_INIT_LAT_SHIFT);
2933 mc_init_misc_lat_timer |= (1 << R300_MC_DISP0R_INIT_LAT_SHIFT);
2934 WREG32(R300_MC_INIT_MISC_LAT_TIMER, mc_init_misc_lat_timer);
2938 * determine is there is enough bw for current mode
2940 sclk_ff = rdev->pm.sclk;
2941 mclk_ff = rdev->pm.mclk;
2943 temp = (rdev->mc.vram_width / 8) * (rdev->mc.vram_is_ddr ? 2 : 1);
2944 temp_ff.full = dfixed_const(temp);
2945 mem_bw.full = dfixed_mul(mclk_ff, temp_ff);
2949 peak_disp_bw.full = 0;
2951 temp_ff.full = dfixed_const(1000);
2952 pix_clk.full = dfixed_const(mode1->clock); /* convert to fixed point */
2953 pix_clk.full = dfixed_div(pix_clk, temp_ff);
2954 temp_ff.full = dfixed_const(pixel_bytes1);
2955 peak_disp_bw.full += dfixed_mul(pix_clk, temp_ff);
2958 temp_ff.full = dfixed_const(1000);
2959 pix_clk2.full = dfixed_const(mode2->clock); /* convert to fixed point */
2960 pix_clk2.full = dfixed_div(pix_clk2, temp_ff);
2961 temp_ff.full = dfixed_const(pixel_bytes2);
2962 peak_disp_bw.full += dfixed_mul(pix_clk2, temp_ff);
2965 mem_bw.full = dfixed_mul(mem_bw, min_mem_eff);
2966 if (peak_disp_bw.full >= mem_bw.full) {
2967 DRM_ERROR("You may not have enough display bandwidth for current mode\n"
2968 "If you have flickering problem, try to lower resolution, refresh rate, or color depth\n");
2971 /* Get values from the EXT_MEM_CNTL register...converting its contents. */
2972 temp = RREG32(RADEON_MEM_TIMING_CNTL);
2973 if ((rdev->family == CHIP_RV100) || (rdev->flags & RADEON_IS_IGP)) { /* RV100, M6, IGPs */
2974 mem_trcd = ((temp >> 2) & 0x3) + 1;
2975 mem_trp = ((temp & 0x3)) + 1;
2976 mem_tras = ((temp & 0x70) >> 4) + 1;
2977 } else if (rdev->family == CHIP_R300 ||
2978 rdev->family == CHIP_R350) { /* r300, r350 */
2979 mem_trcd = (temp & 0x7) + 1;
2980 mem_trp = ((temp >> 8) & 0x7) + 1;
2981 mem_tras = ((temp >> 11) & 0xf) + 4;
2982 } else if (rdev->family == CHIP_RV350 ||
2983 rdev->family <= CHIP_RV380) {
2985 mem_trcd = (temp & 0x7) + 3;
2986 mem_trp = ((temp >> 8) & 0x7) + 3;
2987 mem_tras = ((temp >> 11) & 0xf) + 6;
2988 } else if (rdev->family == CHIP_R420 ||
2989 rdev->family == CHIP_R423 ||
2990 rdev->family == CHIP_RV410) {
2992 mem_trcd = (temp & 0xf) + 3;
2995 mem_trp = ((temp >> 8) & 0xf) + 3;
2998 mem_tras = ((temp >> 12) & 0x1f) + 6;
3001 } else { /* RV200, R200 */
3002 mem_trcd = (temp & 0x7) + 1;
3003 mem_trp = ((temp >> 8) & 0x7) + 1;
3004 mem_tras = ((temp >> 12) & 0xf) + 4;
3007 trcd_ff.full = dfixed_const(mem_trcd);
3008 trp_ff.full = dfixed_const(mem_trp);
3009 tras_ff.full = dfixed_const(mem_tras);
3011 /* Get values from the MEM_SDRAM_MODE_REG register...converting its */
3012 temp = RREG32(RADEON_MEM_SDRAM_MODE_REG);
3013 data = (temp & (7 << 20)) >> 20;
3014 if ((rdev->family == CHIP_RV100) || rdev->flags & RADEON_IS_IGP) {
3015 if (rdev->family == CHIP_RS480) /* don't think rs400 */
3016 tcas_ff = memtcas_rs480_ff[data];
3018 tcas_ff = memtcas_ff[data];
3020 tcas_ff = memtcas2_ff[data];
3022 if (rdev->family == CHIP_RS400 ||
3023 rdev->family == CHIP_RS480) {
3024 /* extra cas latency stored in bits 23-25 0-4 clocks */
3025 data = (temp >> 23) & 0x7;
3027 tcas_ff.full += dfixed_const(data);
3030 if (ASIC_IS_R300(rdev) && !(rdev->flags & RADEON_IS_IGP)) {
3031 /* on the R300, Tcas is included in Trbs.
3033 temp = RREG32(RADEON_MEM_CNTL);
3034 data = (R300_MEM_NUM_CHANNELS_MASK & temp);
3036 if (R300_MEM_USE_CD_CH_ONLY & temp) {
3037 temp = RREG32(R300_MC_IND_INDEX);
3038 temp &= ~R300_MC_IND_ADDR_MASK;
3039 temp |= R300_MC_READ_CNTL_CD_mcind;
3040 WREG32(R300_MC_IND_INDEX, temp);
3041 temp = RREG32(R300_MC_IND_DATA);
3042 data = (R300_MEM_RBS_POSITION_C_MASK & temp);
3044 temp = RREG32(R300_MC_READ_CNTL_AB);
3045 data = (R300_MEM_RBS_POSITION_A_MASK & temp);
3048 temp = RREG32(R300_MC_READ_CNTL_AB);
3049 data = (R300_MEM_RBS_POSITION_A_MASK & temp);
3051 if (rdev->family == CHIP_RV410 ||
3052 rdev->family == CHIP_R420 ||
3053 rdev->family == CHIP_R423)
3054 trbs_ff = memtrbs_r4xx[data];
3056 trbs_ff = memtrbs[data];
3057 tcas_ff.full += trbs_ff.full;
3060 sclk_eff_ff.full = sclk_ff.full;
3062 if (rdev->flags & RADEON_IS_AGP) {
3063 fixed20_12 agpmode_ff;
3064 agpmode_ff.full = dfixed_const(radeon_agpmode);
3065 temp_ff.full = dfixed_const_666(16);
3066 sclk_eff_ff.full -= dfixed_mul(agpmode_ff, temp_ff);
3068 /* TODO PCIE lanes may affect this - agpmode == 16?? */
3070 if (ASIC_IS_R300(rdev)) {
3071 sclk_delay_ff.full = dfixed_const(250);
3073 if ((rdev->family == CHIP_RV100) ||
3074 rdev->flags & RADEON_IS_IGP) {
3075 if (rdev->mc.vram_is_ddr)
3076 sclk_delay_ff.full = dfixed_const(41);
3078 sclk_delay_ff.full = dfixed_const(33);
3080 if (rdev->mc.vram_width == 128)
3081 sclk_delay_ff.full = dfixed_const(57);
3083 sclk_delay_ff.full = dfixed_const(41);
3087 mc_latency_sclk.full = dfixed_div(sclk_delay_ff, sclk_eff_ff);
3089 if (rdev->mc.vram_is_ddr) {
3090 if (rdev->mc.vram_width == 32) {
3091 k1.full = dfixed_const(40);
3094 k1.full = dfixed_const(20);
3098 k1.full = dfixed_const(40);
3102 temp_ff.full = dfixed_const(2);
3103 mc_latency_mclk.full = dfixed_mul(trcd_ff, temp_ff);
3104 temp_ff.full = dfixed_const(c);
3105 mc_latency_mclk.full += dfixed_mul(tcas_ff, temp_ff);
3106 temp_ff.full = dfixed_const(4);
3107 mc_latency_mclk.full += dfixed_mul(tras_ff, temp_ff);
3108 mc_latency_mclk.full += dfixed_mul(trp_ff, temp_ff);
3109 mc_latency_mclk.full += k1.full;
3111 mc_latency_mclk.full = dfixed_div(mc_latency_mclk, mclk_ff);
3112 mc_latency_mclk.full += dfixed_div(temp_ff, sclk_eff_ff);
3115 HW cursor time assuming worst case of full size colour cursor.
3117 temp_ff.full = dfixed_const((2 * (cur_size - (rdev->mc.vram_is_ddr + 1))));
3118 temp_ff.full += trcd_ff.full;
3119 if (temp_ff.full < tras_ff.full)
3120 temp_ff.full = tras_ff.full;
3121 cur_latency_mclk.full = dfixed_div(temp_ff, mclk_ff);
3123 temp_ff.full = dfixed_const(cur_size);
3124 cur_latency_sclk.full = dfixed_div(temp_ff, sclk_eff_ff);
3126 Find the total latency for the display data.
3128 disp_latency_overhead.full = dfixed_const(8);
3129 disp_latency_overhead.full = dfixed_div(disp_latency_overhead, sclk_ff);
3130 mc_latency_mclk.full += disp_latency_overhead.full + cur_latency_mclk.full;
3131 mc_latency_sclk.full += disp_latency_overhead.full + cur_latency_sclk.full;
3133 if (mc_latency_mclk.full > mc_latency_sclk.full)
3134 disp_latency.full = mc_latency_mclk.full;
3136 disp_latency.full = mc_latency_sclk.full;
3138 /* setup Max GRPH_STOP_REQ default value */
3139 if (ASIC_IS_RV100(rdev))
3140 max_stop_req = 0x5c;
3142 max_stop_req = 0x7c;
3146 Set GRPH_BUFFER_CNTL register using h/w defined optimal values.
3147 GRPH_STOP_REQ <= MIN[ 0x7C, (CRTC_H_DISP + 1) * (bit depth) / 0x10 ]
3149 stop_req = mode1->hdisplay * pixel_bytes1 / 16;
3151 if (stop_req > max_stop_req)
3152 stop_req = max_stop_req;
3155 Find the drain rate of the display buffer.
3157 temp_ff.full = dfixed_const((16/pixel_bytes1));
3158 disp_drain_rate.full = dfixed_div(pix_clk, temp_ff);
3161 Find the critical point of the display buffer.
3163 crit_point_ff.full = dfixed_mul(disp_drain_rate, disp_latency);
3164 crit_point_ff.full += dfixed_const_half(0);
3166 critical_point = dfixed_trunc(crit_point_ff);
3168 if (rdev->disp_priority == 2) {
3173 The critical point should never be above max_stop_req-4. Setting
3174 GRPH_CRITICAL_CNTL = 0 will thus force high priority all the time.
3176 if (max_stop_req - critical_point < 4)
3179 if (critical_point == 0 && mode2 && rdev->family == CHIP_R300) {
3180 /* some R300 cards have problem with this set to 0, when CRTC2 is enabled.*/
3181 critical_point = 0x10;
3184 temp = RREG32(RADEON_GRPH_BUFFER_CNTL);
3185 temp &= ~(RADEON_GRPH_STOP_REQ_MASK);
3186 temp |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT);
3187 temp &= ~(RADEON_GRPH_START_REQ_MASK);
3188 if ((rdev->family == CHIP_R350) &&
3189 (stop_req > 0x15)) {
3192 temp |= (stop_req << RADEON_GRPH_START_REQ_SHIFT);
3193 temp |= RADEON_GRPH_BUFFER_SIZE;
3194 temp &= ~(RADEON_GRPH_CRITICAL_CNTL |
3195 RADEON_GRPH_CRITICAL_AT_SOF |
3196 RADEON_GRPH_STOP_CNTL);
3198 Write the result into the register.
3200 WREG32(RADEON_GRPH_BUFFER_CNTL, ((temp & ~RADEON_GRPH_CRITICAL_POINT_MASK) |
3201 (critical_point << RADEON_GRPH_CRITICAL_POINT_SHIFT)));
3204 if ((rdev->family == CHIP_RS400) ||
3205 (rdev->family == CHIP_RS480)) {
3206 /* attempt to program RS400 disp regs correctly ??? */
3207 temp = RREG32(RS400_DISP1_REG_CNTL);
3208 temp &= ~(RS400_DISP1_START_REQ_LEVEL_MASK |
3209 RS400_DISP1_STOP_REQ_LEVEL_MASK);
3210 WREG32(RS400_DISP1_REQ_CNTL1, (temp |
3211 (critical_point << RS400_DISP1_START_REQ_LEVEL_SHIFT) |
3212 (critical_point << RS400_DISP1_STOP_REQ_LEVEL_SHIFT)));
3213 temp = RREG32(RS400_DMIF_MEM_CNTL1);
3214 temp &= ~(RS400_DISP1_CRITICAL_POINT_START_MASK |
3215 RS400_DISP1_CRITICAL_POINT_STOP_MASK);
3216 WREG32(RS400_DMIF_MEM_CNTL1, (temp |
3217 (critical_point << RS400_DISP1_CRITICAL_POINT_START_SHIFT) |
3218 (critical_point << RS400_DISP1_CRITICAL_POINT_STOP_SHIFT)));
3222 DRM_DEBUG_KMS("GRPH_BUFFER_CNTL from to %x\n",
3223 /* (unsigned int)info->SavedReg->grph_buffer_cntl, */
3224 (unsigned int)RREG32(RADEON_GRPH_BUFFER_CNTL));
3229 stop_req = mode2->hdisplay * pixel_bytes2 / 16;
3231 if (stop_req > max_stop_req)
3232 stop_req = max_stop_req;
3235 Find the drain rate of the display buffer.
3237 temp_ff.full = dfixed_const((16/pixel_bytes2));
3238 disp_drain_rate2.full = dfixed_div(pix_clk2, temp_ff);
3240 grph2_cntl = RREG32(RADEON_GRPH2_BUFFER_CNTL);
3241 grph2_cntl &= ~(RADEON_GRPH_STOP_REQ_MASK);
3242 grph2_cntl |= (stop_req << RADEON_GRPH_STOP_REQ_SHIFT);
3243 grph2_cntl &= ~(RADEON_GRPH_START_REQ_MASK);
3244 if ((rdev->family == CHIP_R350) &&
3245 (stop_req > 0x15)) {
3248 grph2_cntl |= (stop_req << RADEON_GRPH_START_REQ_SHIFT);
3249 grph2_cntl |= RADEON_GRPH_BUFFER_SIZE;
3250 grph2_cntl &= ~(RADEON_GRPH_CRITICAL_CNTL |
3251 RADEON_GRPH_CRITICAL_AT_SOF |
3252 RADEON_GRPH_STOP_CNTL);
3254 if ((rdev->family == CHIP_RS100) ||
3255 (rdev->family == CHIP_RS200))
3256 critical_point2 = 0;
3258 temp = (rdev->mc.vram_width * rdev->mc.vram_is_ddr + 1)/128;
3259 temp_ff.full = dfixed_const(temp);
3260 temp_ff.full = dfixed_mul(mclk_ff, temp_ff);
3261 if (sclk_ff.full < temp_ff.full)
3262 temp_ff.full = sclk_ff.full;
3264 read_return_rate.full = temp_ff.full;
3267 temp_ff.full = read_return_rate.full - disp_drain_rate.full;
3268 time_disp1_drop_priority.full = dfixed_div(crit_point_ff, temp_ff);
3270 time_disp1_drop_priority.full = 0;
3272 crit_point_ff.full = disp_latency.full + time_disp1_drop_priority.full + disp_latency.full;
3273 crit_point_ff.full = dfixed_mul(crit_point_ff, disp_drain_rate2);
3274 crit_point_ff.full += dfixed_const_half(0);
3276 critical_point2 = dfixed_trunc(crit_point_ff);
3278 if (rdev->disp_priority == 2) {
3279 critical_point2 = 0;
3282 if (max_stop_req - critical_point2 < 4)
3283 critical_point2 = 0;
3287 if (critical_point2 == 0 && rdev->family == CHIP_R300) {
3288 /* some R300 cards have problem with this set to 0 */
3289 critical_point2 = 0x10;
3292 WREG32(RADEON_GRPH2_BUFFER_CNTL, ((grph2_cntl & ~RADEON_GRPH_CRITICAL_POINT_MASK) |
3293 (critical_point2 << RADEON_GRPH_CRITICAL_POINT_SHIFT)));
3295 if ((rdev->family == CHIP_RS400) ||
3296 (rdev->family == CHIP_RS480)) {
3298 /* attempt to program RS400 disp2 regs correctly ??? */
3299 temp = RREG32(RS400_DISP2_REQ_CNTL1);
3300 temp &= ~(RS400_DISP2_START_REQ_LEVEL_MASK |
3301 RS400_DISP2_STOP_REQ_LEVEL_MASK);
3302 WREG32(RS400_DISP2_REQ_CNTL1, (temp |
3303 (critical_point2 << RS400_DISP1_START_REQ_LEVEL_SHIFT) |
3304 (critical_point2 << RS400_DISP1_STOP_REQ_LEVEL_SHIFT)));
3305 temp = RREG32(RS400_DISP2_REQ_CNTL2);
3306 temp &= ~(RS400_DISP2_CRITICAL_POINT_START_MASK |
3307 RS400_DISP2_CRITICAL_POINT_STOP_MASK);
3308 WREG32(RS400_DISP2_REQ_CNTL2, (temp |
3309 (critical_point2 << RS400_DISP2_CRITICAL_POINT_START_SHIFT) |
3310 (critical_point2 << RS400_DISP2_CRITICAL_POINT_STOP_SHIFT)));
3312 WREG32(RS400_DISP2_REQ_CNTL1, 0x105DC1CC);
3313 WREG32(RS400_DISP2_REQ_CNTL2, 0x2749D000);
3314 WREG32(RS400_DMIF_MEM_CNTL1, 0x29CA71DC);
3315 WREG32(RS400_DISP1_REQ_CNTL1, 0x28FBC3AC);
3318 DRM_DEBUG_KMS("GRPH2_BUFFER_CNTL from to %x\n",
3319 (unsigned int)RREG32(RADEON_GRPH2_BUFFER_CNTL));
3323 static void r100_cs_track_texture_print(struct r100_cs_track_texture *t)
3325 DRM_ERROR("pitch %d\n", t->pitch);
3326 DRM_ERROR("use_pitch %d\n", t->use_pitch);
3327 DRM_ERROR("width %d\n", t->width);
3328 DRM_ERROR("width_11 %d\n", t->width_11);
3329 DRM_ERROR("height %d\n", t->height);
3330 DRM_ERROR("height_11 %d\n", t->height_11);
3331 DRM_ERROR("num levels %d\n", t->num_levels);
3332 DRM_ERROR("depth %d\n", t->txdepth);
3333 DRM_ERROR("bpp %d\n", t->cpp);
3334 DRM_ERROR("coordinate type %d\n", t->tex_coord_type);
3335 DRM_ERROR("width round to power of 2 %d\n", t->roundup_w);
3336 DRM_ERROR("height round to power of 2 %d\n", t->roundup_h);
3337 DRM_ERROR("compress format %d\n", t->compress_format);
3340 static int r100_track_compress_size(int compress_format, int w, int h)
3342 int block_width, block_height, block_bytes;
3343 int wblocks, hblocks;
3350 switch (compress_format) {
3351 case R100_TRACK_COMP_DXT1:
3356 case R100_TRACK_COMP_DXT35:
3362 hblocks = (h + block_height - 1) / block_height;
3363 wblocks = (w + block_width - 1) / block_width;
3364 if (wblocks < min_wblocks)
3365 wblocks = min_wblocks;
3366 sz = wblocks * hblocks * block_bytes;
3370 static int r100_cs_track_cube(struct radeon_device *rdev,
3371 struct r100_cs_track *track, unsigned idx)
3373 unsigned face, w, h;
3374 struct radeon_bo *cube_robj;
3376 unsigned compress_format = track->textures[idx].compress_format;
3378 for (face = 0; face < 5; face++) {
3379 cube_robj = track->textures[idx].cube_info[face].robj;
3380 w = track->textures[idx].cube_info[face].width;
3381 h = track->textures[idx].cube_info[face].height;
3383 if (compress_format) {
3384 size = r100_track_compress_size(compress_format, w, h);
3387 size *= track->textures[idx].cpp;
3389 size += track->textures[idx].cube_info[face].offset;
3391 if (size > radeon_bo_size(cube_robj)) {
3392 DRM_ERROR("Cube texture offset greater than object size %lu %lu\n",
3393 size, radeon_bo_size(cube_robj));
3394 r100_cs_track_texture_print(&track->textures[idx]);
3401 static int r100_cs_track_texture_check(struct radeon_device *rdev,
3402 struct r100_cs_track *track)
3404 struct radeon_bo *robj;
3406 unsigned u, i, w, h, d;
3409 for (u = 0; u < track->num_texture; u++) {
3410 if (!track->textures[u].enabled)
3412 if (track->textures[u].lookup_disable)
3414 robj = track->textures[u].robj;
3416 DRM_ERROR("No texture bound to unit %u\n", u);
3420 for (i = 0; i <= track->textures[u].num_levels; i++) {
3421 if (track->textures[u].use_pitch) {
3422 if (rdev->family < CHIP_R300)
3423 w = (track->textures[u].pitch / track->textures[u].cpp) / (1 << i);
3425 w = track->textures[u].pitch / (1 << i);
3427 w = track->textures[u].width;
3428 if (rdev->family >= CHIP_RV515)
3429 w |= track->textures[u].width_11;
3431 if (track->textures[u].roundup_w)
3432 w = roundup_pow_of_two(w);
3434 h = track->textures[u].height;
3435 if (rdev->family >= CHIP_RV515)
3436 h |= track->textures[u].height_11;
3438 if (track->textures[u].roundup_h)
3439 h = roundup_pow_of_two(h);
3440 if (track->textures[u].tex_coord_type == 1) {
3441 d = (1 << track->textures[u].txdepth) / (1 << i);
3447 if (track->textures[u].compress_format) {
3449 size += r100_track_compress_size(track->textures[u].compress_format, w, h) * d;
3450 /* compressed textures are block based */
3454 size *= track->textures[u].cpp;
3456 switch (track->textures[u].tex_coord_type) {
3461 if (track->separate_cube) {
3462 ret = r100_cs_track_cube(rdev, track, u);
3469 DRM_ERROR("Invalid texture coordinate type %u for unit "
3470 "%u\n", track->textures[u].tex_coord_type, u);
3473 if (size > radeon_bo_size(robj)) {
3474 DRM_ERROR("Texture of unit %u needs %lu bytes but is "
3475 "%lu\n", u, size, radeon_bo_size(robj));
3476 r100_cs_track_texture_print(&track->textures[u]);
3483 int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
3489 unsigned num_cb = track->cb_dirty ? track->num_cb : 0;
3491 if (num_cb && !track->zb_cb_clear && !track->color_channel_mask &&
3492 !track->blend_read_enable)
3495 for (i = 0; i < num_cb; i++) {
3496 if (track->cb[i].robj == NULL) {
3497 DRM_ERROR("[drm] No buffer for color buffer %d !\n", i);
3500 size = track->cb[i].pitch * track->cb[i].cpp * track->maxy;
3501 size += track->cb[i].offset;
3502 if (size > radeon_bo_size(track->cb[i].robj)) {
3503 DRM_ERROR("[drm] Buffer too small for color buffer %d "
3504 "(need %lu have %lu) !\n", i, size,
3505 radeon_bo_size(track->cb[i].robj));
3506 DRM_ERROR("[drm] color buffer %d (%u %u %u %u)\n",
3507 i, track->cb[i].pitch, track->cb[i].cpp,
3508 track->cb[i].offset, track->maxy);
3512 track->cb_dirty = false;
3514 if (track->zb_dirty && track->z_enabled) {
3515 if (track->zb.robj == NULL) {
3516 DRM_ERROR("[drm] No buffer for z buffer !\n");
3519 size = track->zb.pitch * track->zb.cpp * track->maxy;
3520 size += track->zb.offset;
3521 if (size > radeon_bo_size(track->zb.robj)) {
3522 DRM_ERROR("[drm] Buffer too small for z buffer "
3523 "(need %lu have %lu) !\n", size,
3524 radeon_bo_size(track->zb.robj));
3525 DRM_ERROR("[drm] zbuffer (%u %u %u %u)\n",
3526 track->zb.pitch, track->zb.cpp,
3527 track->zb.offset, track->maxy);
3531 track->zb_dirty = false;
3533 if (track->aa_dirty && track->aaresolve) {
3534 if (track->aa.robj == NULL) {
3535 DRM_ERROR("[drm] No buffer for AA resolve buffer %d !\n", i);
3538 /* I believe the format comes from colorbuffer0. */
3539 size = track->aa.pitch * track->cb[0].cpp * track->maxy;
3540 size += track->aa.offset;
3541 if (size > radeon_bo_size(track->aa.robj)) {
3542 DRM_ERROR("[drm] Buffer too small for AA resolve buffer %d "
3543 "(need %lu have %lu) !\n", i, size,
3544 radeon_bo_size(track->aa.robj));
3545 DRM_ERROR("[drm] AA resolve buffer %d (%u %u %u %u)\n",
3546 i, track->aa.pitch, track->cb[0].cpp,
3547 track->aa.offset, track->maxy);
3551 track->aa_dirty = false;
3553 prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
3554 if (track->vap_vf_cntl & (1 << 14)) {
3555 nverts = track->vap_alt_nverts;
3557 nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
3559 switch (prim_walk) {
3561 for (i = 0; i < track->num_arrays; i++) {
3562 size = track->arrays[i].esize * track->max_indx * 4;
3563 if (track->arrays[i].robj == NULL) {
3564 DRM_ERROR("(PW %u) Vertex array %u no buffer "
3565 "bound\n", prim_walk, i);
3568 if (size > radeon_bo_size(track->arrays[i].robj)) {
3569 dev_err(rdev->dev, "(PW %u) Vertex array %u "
3570 "need %lu dwords have %lu dwords\n",
3571 prim_walk, i, size >> 2,
3572 radeon_bo_size(track->arrays[i].robj)
3574 DRM_ERROR("Max indices %u\n", track->max_indx);
3580 for (i = 0; i < track->num_arrays; i++) {
3581 size = track->arrays[i].esize * (nverts - 1) * 4;
3582 if (track->arrays[i].robj == NULL) {
3583 DRM_ERROR("(PW %u) Vertex array %u no buffer "
3584 "bound\n", prim_walk, i);
3587 if (size > radeon_bo_size(track->arrays[i].robj)) {
3588 dev_err(rdev->dev, "(PW %u) Vertex array %u "
3589 "need %lu dwords have %lu dwords\n",
3590 prim_walk, i, size >> 2,
3591 radeon_bo_size(track->arrays[i].robj)
3598 size = track->vtx_size * nverts;
3599 if (size != track->immd_dwords) {
3600 DRM_ERROR("IMMD draw %u dwors but needs %lu dwords\n",
3601 track->immd_dwords, size);
3602 DRM_ERROR("VAP_VF_CNTL.NUM_VERTICES %u, VTX_SIZE %u\n",
3603 nverts, track->vtx_size);
3608 DRM_ERROR("[drm] Invalid primitive walk %d for VAP_VF_CNTL\n",
3613 if (track->tex_dirty) {
3614 track->tex_dirty = false;
3615 return r100_cs_track_texture_check(rdev, track);
3620 void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track)
3624 track->cb_dirty = true;
3625 track->zb_dirty = true;
3626 track->tex_dirty = true;
3627 track->aa_dirty = true;
3629 if (rdev->family < CHIP_R300) {
3631 if (rdev->family <= CHIP_RS200)
3632 track->num_texture = 3;
3634 track->num_texture = 6;
3636 track->separate_cube = 1;
3639 track->num_texture = 16;
3641 track->separate_cube = 0;
3642 track->aaresolve = false;
3643 track->aa.robj = NULL;
3646 for (i = 0; i < track->num_cb; i++) {
3647 track->cb[i].robj = NULL;
3648 track->cb[i].pitch = 8192;
3649 track->cb[i].cpp = 16;
3650 track->cb[i].offset = 0;
3652 track->z_enabled = true;
3653 track->zb.robj = NULL;
3654 track->zb.pitch = 8192;
3656 track->zb.offset = 0;
3657 track->vtx_size = 0x7F;
3658 track->immd_dwords = 0xFFFFFFFFUL;
3659 track->num_arrays = 11;
3660 track->max_indx = 0x00FFFFFFUL;
3661 for (i = 0; i < track->num_arrays; i++) {
3662 track->arrays[i].robj = NULL;
3663 track->arrays[i].esize = 0x7F;
3665 for (i = 0; i < track->num_texture; i++) {
3666 track->textures[i].compress_format = R100_TRACK_COMP_NONE;
3667 track->textures[i].pitch = 16536;
3668 track->textures[i].width = 16536;
3669 track->textures[i].height = 16536;
3670 track->textures[i].width_11 = 1 << 11;
3671 track->textures[i].height_11 = 1 << 11;
3672 track->textures[i].num_levels = 12;
3673 if (rdev->family <= CHIP_RS200) {
3674 track->textures[i].tex_coord_type = 0;
3675 track->textures[i].txdepth = 0;
3677 track->textures[i].txdepth = 16;
3678 track->textures[i].tex_coord_type = 1;
3680 track->textures[i].cpp = 64;
3681 track->textures[i].robj = NULL;
3682 /* CS IB emission code makes sure texture unit are disabled */
3683 track->textures[i].enabled = false;
3684 track->textures[i].lookup_disable = false;
3685 track->textures[i].roundup_w = true;
3686 track->textures[i].roundup_h = true;
3687 if (track->separate_cube)
3688 for (face = 0; face < 5; face++) {
3689 track->textures[i].cube_info[face].robj = NULL;
3690 track->textures[i].cube_info[face].width = 16536;
3691 track->textures[i].cube_info[face].height = 16536;
3692 track->textures[i].cube_info[face].offset = 0;
3697 int r100_ring_test(struct radeon_device *rdev, struct radeon_ring *ring)
3704 r = radeon_scratch_get(rdev, &scratch);
3706 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
3709 WREG32(scratch, 0xCAFEDEAD);
3710 r = radeon_ring_lock(rdev, ring, 2);
3712 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
3713 radeon_scratch_free(rdev, scratch);
3716 radeon_ring_write(ring, PACKET0(scratch, 0));
3717 radeon_ring_write(ring, 0xDEADBEEF);
3718 radeon_ring_unlock_commit(rdev, ring);
3719 for (i = 0; i < rdev->usec_timeout; i++) {
3720 tmp = RREG32(scratch);
3721 if (tmp == 0xDEADBEEF) {
3726 if (i < rdev->usec_timeout) {
3727 DRM_INFO("ring test succeeded in %d usecs\n", i);
3729 DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
3733 radeon_scratch_free(rdev, scratch);
3737 void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3739 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3741 radeon_ring_write(ring, PACKET0(RADEON_CP_IB_BASE, 1));
3742 radeon_ring_write(ring, ib->gpu_addr);
3743 radeon_ring_write(ring, ib->length_dw);
3746 int r100_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
3748 struct radeon_ib *ib;
3754 r = radeon_scratch_get(rdev, &scratch);
3756 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
3759 WREG32(scratch, 0xCAFEDEAD);
3760 r = radeon_ib_get(rdev, RADEON_RING_TYPE_GFX_INDEX, &ib, 256);
3764 ib->ptr[0] = PACKET0(scratch, 0);
3765 ib->ptr[1] = 0xDEADBEEF;
3766 ib->ptr[2] = PACKET2(0);
3767 ib->ptr[3] = PACKET2(0);
3768 ib->ptr[4] = PACKET2(0);
3769 ib->ptr[5] = PACKET2(0);
3770 ib->ptr[6] = PACKET2(0);
3771 ib->ptr[7] = PACKET2(0);
3773 r = radeon_ib_schedule(rdev, ib);
3775 radeon_scratch_free(rdev, scratch);
3776 radeon_ib_free(rdev, &ib);
3779 r = radeon_fence_wait(ib->fence, false);
3783 for (i = 0; i < rdev->usec_timeout; i++) {
3784 tmp = RREG32(scratch);
3785 if (tmp == 0xDEADBEEF) {
3790 if (i < rdev->usec_timeout) {
3791 DRM_INFO("ib test succeeded in %u usecs\n", i);
3793 DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
3797 radeon_scratch_free(rdev, scratch);
3798 radeon_ib_free(rdev, &ib);
3802 void r100_ib_fini(struct radeon_device *rdev)
3804 radeon_ib_pool_suspend(rdev);
3805 radeon_ib_pool_fini(rdev);
3808 void r100_mc_stop(struct radeon_device *rdev, struct r100_mc_save *save)
3810 /* Shutdown CP we shouldn't need to do that but better be safe than
3813 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3814 WREG32(R_000740_CP_CSQ_CNTL, 0);
3816 /* Save few CRTC registers */
3817 save->GENMO_WT = RREG8(R_0003C2_GENMO_WT);
3818 save->CRTC_EXT_CNTL = RREG32(R_000054_CRTC_EXT_CNTL);
3819 save->CRTC_GEN_CNTL = RREG32(R_000050_CRTC_GEN_CNTL);
3820 save->CUR_OFFSET = RREG32(R_000260_CUR_OFFSET);
3821 if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
3822 save->CRTC2_GEN_CNTL = RREG32(R_0003F8_CRTC2_GEN_CNTL);
3823 save->CUR2_OFFSET = RREG32(R_000360_CUR2_OFFSET);
3826 /* Disable VGA aperture access */
3827 WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & save->GENMO_WT);
3828 /* Disable cursor, overlay, crtc */
3829 WREG32(R_000260_CUR_OFFSET, save->CUR_OFFSET | S_000260_CUR_LOCK(1));
3830 WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL |
3831 S_000054_CRTC_DISPLAY_DIS(1));
3832 WREG32(R_000050_CRTC_GEN_CNTL,
3833 (C_000050_CRTC_CUR_EN & save->CRTC_GEN_CNTL) |
3834 S_000050_CRTC_DISP_REQ_EN_B(1));
3835 WREG32(R_000420_OV0_SCALE_CNTL,
3836 C_000420_OV0_OVERLAY_EN & RREG32(R_000420_OV0_SCALE_CNTL));
3837 WREG32(R_000260_CUR_OFFSET, C_000260_CUR_LOCK & save->CUR_OFFSET);
3838 if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
3839 WREG32(R_000360_CUR2_OFFSET, save->CUR2_OFFSET |
3840 S_000360_CUR2_LOCK(1));
3841 WREG32(R_0003F8_CRTC2_GEN_CNTL,
3842 (C_0003F8_CRTC2_CUR_EN & save->CRTC2_GEN_CNTL) |
3843 S_0003F8_CRTC2_DISPLAY_DIS(1) |
3844 S_0003F8_CRTC2_DISP_REQ_EN_B(1));
3845 WREG32(R_000360_CUR2_OFFSET,
3846 C_000360_CUR2_LOCK & save->CUR2_OFFSET);
3850 void r100_mc_resume(struct radeon_device *rdev, struct r100_mc_save *save)
3852 /* Update base address for crtc */
3853 WREG32(R_00023C_DISPLAY_BASE_ADDR, rdev->mc.vram_start);
3854 if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
3855 WREG32(R_00033C_CRTC2_DISPLAY_BASE_ADDR, rdev->mc.vram_start);
3857 /* Restore CRTC registers */
3858 WREG8(R_0003C2_GENMO_WT, save->GENMO_WT);
3859 WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL);
3860 WREG32(R_000050_CRTC_GEN_CNTL, save->CRTC_GEN_CNTL);
3861 if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
3862 WREG32(R_0003F8_CRTC2_GEN_CNTL, save->CRTC2_GEN_CNTL);
3866 void r100_vga_render_disable(struct radeon_device *rdev)
3870 tmp = RREG8(R_0003C2_GENMO_WT);
3871 WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & tmp);
3874 static void r100_debugfs(struct radeon_device *rdev)
3878 r = r100_debugfs_mc_info_init(rdev);
3880 dev_warn(rdev->dev, "Failed to create r100_mc debugfs file.\n");
3883 static void r100_mc_program(struct radeon_device *rdev)
3885 struct r100_mc_save save;
3887 /* Stops all mc clients */
3888 r100_mc_stop(rdev, &save);
3889 if (rdev->flags & RADEON_IS_AGP) {
3890 WREG32(R_00014C_MC_AGP_LOCATION,
3891 S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) |
3892 S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
3893 WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
3894 if (rdev->family > CHIP_RV200)
3895 WREG32(R_00015C_AGP_BASE_2,
3896 upper_32_bits(rdev->mc.agp_base) & 0xff);
3898 WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF);
3899 WREG32(R_000170_AGP_BASE, 0);
3900 if (rdev->family > CHIP_RV200)
3901 WREG32(R_00015C_AGP_BASE_2, 0);
3903 /* Wait for mc idle */
3904 if (r100_mc_wait_for_idle(rdev))
3905 dev_warn(rdev->dev, "Wait for MC idle timeout.\n");
3906 /* Program MC, should be a 32bits limited address space */
3907 WREG32(R_000148_MC_FB_LOCATION,
3908 S_000148_MC_FB_START(rdev->mc.vram_start >> 16) |
3909 S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16));
3910 r100_mc_resume(rdev, &save);
3913 void r100_clock_startup(struct radeon_device *rdev)
3917 if (radeon_dynclks != -1 && radeon_dynclks)
3918 radeon_legacy_set_clock_gating(rdev, 1);
3919 /* We need to force on some of the block */
3920 tmp = RREG32_PLL(R_00000D_SCLK_CNTL);
3921 tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1);
3922 if ((rdev->family == CHIP_RV250) || (rdev->family == CHIP_RV280))
3923 tmp |= S_00000D_FORCE_DISP1(1) | S_00000D_FORCE_DISP2(1);
3924 WREG32_PLL(R_00000D_SCLK_CNTL, tmp);
3927 static int r100_startup(struct radeon_device *rdev)
3931 /* set common regs */
3932 r100_set_common_regs(rdev);
3934 r100_mc_program(rdev);
3936 r100_clock_startup(rdev);
3937 /* Initialize GART (initialize after TTM so we can allocate
3938 * memory through TTM but finalize after TTM) */
3939 r100_enable_bm(rdev);
3940 if (rdev->flags & RADEON_IS_PCI) {
3941 r = r100_pci_gart_enable(rdev);
3946 /* allocate wb buffer */
3947 r = radeon_wb_init(rdev);
3951 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
3953 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
3959 rdev->config.r100.hdp_cntl = RREG32(RADEON_HOST_PATH_CNTL);
3960 /* 1M ring buffer */
3961 r = r100_cp_init(rdev, 1024 * 1024);
3963 dev_err(rdev->dev, "failed initializing CP (%d).\n", r);
3967 r = radeon_ib_pool_start(rdev);
3971 r = radeon_ib_test(rdev, RADEON_RING_TYPE_GFX_INDEX, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX]);
3973 dev_err(rdev->dev, "failed testing IB (%d).\n", r);
3974 rdev->accel_working = false;
3981 int r100_resume(struct radeon_device *rdev)
3985 /* Make sur GART are not working */
3986 if (rdev->flags & RADEON_IS_PCI)
3987 r100_pci_gart_disable(rdev);
3988 /* Resume clock before doing reset */
3989 r100_clock_startup(rdev);
3990 /* Reset gpu before posting otherwise ATOM will enter infinite loop */
3991 if (radeon_asic_reset(rdev)) {
3992 dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
3993 RREG32(R_000E40_RBBM_STATUS),
3994 RREG32(R_0007C0_CP_STAT));
3997 radeon_combios_asic_init(rdev->ddev);
3998 /* Resume clock after posting */
3999 r100_clock_startup(rdev);
4000 /* Initialize surface registers */
4001 radeon_surface_init(rdev);
4003 rdev->accel_working = true;
4004 r = r100_startup(rdev);
4006 rdev->accel_working = false;
4011 int r100_suspend(struct radeon_device *rdev)
4013 radeon_ib_pool_suspend(rdev);
4014 r100_cp_disable(rdev);
4015 radeon_wb_disable(rdev);
4016 r100_irq_disable(rdev);
4017 if (rdev->flags & RADEON_IS_PCI)
4018 r100_pci_gart_disable(rdev);
4022 void r100_fini(struct radeon_device *rdev)
4025 radeon_wb_fini(rdev);
4027 radeon_gem_fini(rdev);
4028 if (rdev->flags & RADEON_IS_PCI)
4029 r100_pci_gart_fini(rdev);
4030 radeon_agp_fini(rdev);
4031 radeon_irq_kms_fini(rdev);
4032 radeon_fence_driver_fini(rdev);
4033 radeon_bo_fini(rdev);
4034 radeon_atombios_fini(rdev);
4040 * Due to how kexec works, it can leave the hw fully initialised when it
4041 * boots the new kernel. However doing our init sequence with the CP and
4042 * WB stuff setup causes GPU hangs on the RN50 at least. So at startup
4043 * do some quick sanity checks and restore sane values to avoid this
4046 void r100_restore_sanity(struct radeon_device *rdev)
4050 tmp = RREG32(RADEON_CP_CSQ_CNTL);
4052 WREG32(RADEON_CP_CSQ_CNTL, 0);
4054 tmp = RREG32(RADEON_CP_RB_CNTL);
4056 WREG32(RADEON_CP_RB_CNTL, 0);
4058 tmp = RREG32(RADEON_SCRATCH_UMSK);
4060 WREG32(RADEON_SCRATCH_UMSK, 0);
4064 int r100_init(struct radeon_device *rdev)
4068 /* Register debugfs file specific to this group of asics */
4071 r100_vga_render_disable(rdev);
4072 /* Initialize scratch registers */
4073 radeon_scratch_init(rdev);
4074 /* Initialize surface registers */
4075 radeon_surface_init(rdev);
4076 /* sanity check some register to avoid hangs like after kexec */
4077 r100_restore_sanity(rdev);
4078 /* TODO: disable VGA need to use VGA request */
4080 if (!radeon_get_bios(rdev)) {
4081 if (ASIC_IS_AVIVO(rdev))
4084 if (rdev->is_atom_bios) {
4085 dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n");
4088 r = radeon_combios_init(rdev);
4092 /* Reset gpu before posting otherwise ATOM will enter infinite loop */
4093 if (radeon_asic_reset(rdev)) {
4095 "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
4096 RREG32(R_000E40_RBBM_STATUS),
4097 RREG32(R_0007C0_CP_STAT));
4099 /* check if cards are posted or not */
4100 if (radeon_boot_test_post_card(rdev) == false)
4102 /* Set asic errata */
4104 /* Initialize clocks */
4105 radeon_get_clock_info(rdev->ddev);
4106 /* initialize AGP */
4107 if (rdev->flags & RADEON_IS_AGP) {
4108 r = radeon_agp_init(rdev);
4110 radeon_agp_disable(rdev);
4113 /* initialize VRAM */
4116 r = radeon_fence_driver_init(rdev);
4119 r = radeon_irq_kms_init(rdev);
4122 /* Memory manager */
4123 r = radeon_bo_init(rdev);
4126 if (rdev->flags & RADEON_IS_PCI) {
4127 r = r100_pci_gart_init(rdev);
4131 r100_set_safe_registers(rdev);
4133 r = radeon_ib_pool_init(rdev);
4134 rdev->accel_working = true;
4136 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
4137 rdev->accel_working = false;
4140 r = r100_startup(rdev);
4142 /* Somethings want wront with the accel init stop accel */
4143 dev_err(rdev->dev, "Disabling GPU acceleration\n");
4145 radeon_wb_fini(rdev);
4147 radeon_irq_kms_fini(rdev);
4148 if (rdev->flags & RADEON_IS_PCI)
4149 r100_pci_gart_fini(rdev);
4150 rdev->accel_working = false;
4155 uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
4157 if (reg < rdev->rmmio_size)
4158 return readl(((void __iomem *)rdev->rmmio) + reg);
4160 writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
4161 return readl(((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
4165 void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
4167 if (reg < rdev->rmmio_size)
4168 writel(v, ((void __iomem *)rdev->rmmio) + reg);
4170 writel(reg, ((void __iomem *)rdev->rmmio) + RADEON_MM_INDEX);
4171 writel(v, ((void __iomem *)rdev->rmmio) + RADEON_MM_DATA);
4175 u32 r100_io_rreg(struct radeon_device *rdev, u32 reg)
4177 if (reg < rdev->rio_mem_size)
4178 return ioread32(rdev->rio_mem + reg);
4180 iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX);
4181 return ioread32(rdev->rio_mem + RADEON_MM_DATA);
4185 void r100_io_wreg(struct radeon_device *rdev, u32 reg, u32 v)
4187 if (reg < rdev->rio_mem_size)
4188 iowrite32(v, rdev->rio_mem + reg);
4190 iowrite32(reg, rdev->rio_mem + RADEON_MM_INDEX);
4191 iowrite32(v, rdev->rio_mem + RADEON_MM_DATA);