2 * Copyright 2010 Advanced Micro Devices, Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
22 * Authors: Alex Deucher
24 #include <linux/firmware.h>
25 #include <linux/platform_device.h>
26 #include <linux/slab.h>
29 #include "radeon_asic.h"
30 #include <drm/radeon_drm.h>
31 #include "evergreend.h"
34 #include "evergreen_reg.h"
35 #include "evergreen_blit_shaders.h"
37 #define EVERGREEN_PFP_UCODE_SIZE 1120
38 #define EVERGREEN_PM4_UCODE_SIZE 1376
40 static const u32 crtc_offsets[6] =
42 EVERGREEN_CRTC0_REGISTER_OFFSET,
43 EVERGREEN_CRTC1_REGISTER_OFFSET,
44 EVERGREEN_CRTC2_REGISTER_OFFSET,
45 EVERGREEN_CRTC3_REGISTER_OFFSET,
46 EVERGREEN_CRTC4_REGISTER_OFFSET,
47 EVERGREEN_CRTC5_REGISTER_OFFSET
50 static void evergreen_gpu_init(struct radeon_device *rdev);
51 void evergreen_fini(struct radeon_device *rdev);
52 void evergreen_pcie_gen2_enable(struct radeon_device *rdev);
53 extern void cayman_cp_int_cntl_setup(struct radeon_device *rdev,
54 int ring, u32 cp_int_cntl);
56 void evergreen_tiling_fields(unsigned tiling_flags, unsigned *bankw,
57 unsigned *bankh, unsigned *mtaspect,
60 *bankw = (tiling_flags >> RADEON_TILING_EG_BANKW_SHIFT) & RADEON_TILING_EG_BANKW_MASK;
61 *bankh = (tiling_flags >> RADEON_TILING_EG_BANKH_SHIFT) & RADEON_TILING_EG_BANKH_MASK;
62 *mtaspect = (tiling_flags >> RADEON_TILING_EG_MACRO_TILE_ASPECT_SHIFT) & RADEON_TILING_EG_MACRO_TILE_ASPECT_MASK;
63 *tile_split = (tiling_flags >> RADEON_TILING_EG_TILE_SPLIT_SHIFT) & RADEON_TILING_EG_TILE_SPLIT_MASK;
66 case 1: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_1; break;
67 case 2: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_2; break;
68 case 4: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_4; break;
69 case 8: *bankw = EVERGREEN_ADDR_SURF_BANK_WIDTH_8; break;
73 case 1: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_1; break;
74 case 2: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_2; break;
75 case 4: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_4; break;
76 case 8: *bankh = EVERGREEN_ADDR_SURF_BANK_HEIGHT_8; break;
80 case 1: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_1; break;
81 case 2: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_2; break;
82 case 4: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_4; break;
83 case 8: *mtaspect = EVERGREEN_ADDR_SURF_MACRO_TILE_ASPECT_8; break;
87 void evergreen_fix_pci_max_read_req_size(struct radeon_device *rdev)
92 err = pcie_capability_read_word(rdev->pdev, PCI_EXP_DEVCTL, &ctl);
96 v = (ctl & PCI_EXP_DEVCTL_READRQ) >> 12;
98 /* if bios or OS sets MAX_READ_REQUEST_SIZE to an invalid value, fix it
99 * to avoid hangs or perfomance issues
101 if ((v == 0) || (v == 6) || (v == 7)) {
102 ctl &= ~PCI_EXP_DEVCTL_READRQ;
104 pcie_capability_write_word(rdev->pdev, PCI_EXP_DEVCTL, ctl);
109 * dce4_wait_for_vblank - vblank wait asic callback.
111 * @rdev: radeon_device pointer
112 * @crtc: crtc to wait for vblank on
114 * Wait for vblank on the requested crtc (evergreen+).
116 void dce4_wait_for_vblank(struct radeon_device *rdev, int crtc)
120 if (crtc >= rdev->num_crtc)
123 if (RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[crtc]) & EVERGREEN_CRTC_MASTER_EN) {
124 for (i = 0; i < rdev->usec_timeout; i++) {
125 if (!(RREG32(EVERGREEN_CRTC_STATUS + crtc_offsets[crtc]) & EVERGREEN_CRTC_V_BLANK))
129 for (i = 0; i < rdev->usec_timeout; i++) {
130 if (RREG32(EVERGREEN_CRTC_STATUS + crtc_offsets[crtc]) & EVERGREEN_CRTC_V_BLANK)
138 * radeon_irq_kms_pflip_irq_get - pre-pageflip callback.
140 * @rdev: radeon_device pointer
141 * @crtc: crtc to prepare for pageflip on
143 * Pre-pageflip callback (evergreen+).
144 * Enables the pageflip irq (vblank irq).
146 void evergreen_pre_page_flip(struct radeon_device *rdev, int crtc)
148 /* enable the pflip int */
149 radeon_irq_kms_pflip_irq_get(rdev, crtc);
153 * evergreen_post_page_flip - pos-pageflip callback.
155 * @rdev: radeon_device pointer
156 * @crtc: crtc to cleanup pageflip on
158 * Post-pageflip callback (evergreen+).
159 * Disables the pageflip irq (vblank irq).
161 void evergreen_post_page_flip(struct radeon_device *rdev, int crtc)
163 /* disable the pflip int */
164 radeon_irq_kms_pflip_irq_put(rdev, crtc);
168 * evergreen_page_flip - pageflip callback.
170 * @rdev: radeon_device pointer
171 * @crtc_id: crtc to cleanup pageflip on
172 * @crtc_base: new address of the crtc (GPU MC address)
174 * Does the actual pageflip (evergreen+).
175 * During vblank we take the crtc lock and wait for the update_pending
176 * bit to go high, when it does, we release the lock, and allow the
177 * double buffered update to take place.
178 * Returns the current update pending status.
180 u32 evergreen_page_flip(struct radeon_device *rdev, int crtc_id, u64 crtc_base)
182 struct radeon_crtc *radeon_crtc = rdev->mode_info.crtcs[crtc_id];
183 u32 tmp = RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset);
186 /* Lock the graphics update lock */
187 tmp |= EVERGREEN_GRPH_UPDATE_LOCK;
188 WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
190 /* update the scanout addresses */
191 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
192 upper_32_bits(crtc_base));
193 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
196 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + radeon_crtc->crtc_offset,
197 upper_32_bits(crtc_base));
198 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
201 /* Wait for update_pending to go high. */
202 for (i = 0; i < rdev->usec_timeout; i++) {
203 if (RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING)
207 DRM_DEBUG("Update pending now high. Unlocking vupdate_lock.\n");
209 /* Unlock the lock, so double-buffering can take place inside vblank */
210 tmp &= ~EVERGREEN_GRPH_UPDATE_LOCK;
211 WREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset, tmp);
213 /* Return current update_pending status: */
214 return RREG32(EVERGREEN_GRPH_UPDATE + radeon_crtc->crtc_offset) & EVERGREEN_GRPH_SURFACE_UPDATE_PENDING;
217 /* get temperature in millidegrees */
218 int evergreen_get_temp(struct radeon_device *rdev)
223 if (rdev->family == CHIP_JUNIPER) {
224 toffset = (RREG32(CG_THERMAL_CTRL) & TOFFSET_MASK) >>
226 temp = (RREG32(CG_TS0_STATUS) & TS0_ADC_DOUT_MASK) >>
230 actual_temp = temp / 2 - (0x200 - toffset);
232 actual_temp = temp / 2 + toffset;
234 actual_temp = actual_temp * 1000;
237 temp = (RREG32(CG_MULT_THERMAL_STATUS) & ASIC_T_MASK) >>
242 else if (temp & 0x200)
244 else if (temp & 0x100) {
245 actual_temp = temp & 0x1ff;
246 actual_temp |= ~0x1ff;
248 actual_temp = temp & 0xff;
250 actual_temp = (actual_temp * 1000) / 2;
256 int sumo_get_temp(struct radeon_device *rdev)
258 u32 temp = RREG32(CG_THERMAL_STATUS) & 0xff;
259 int actual_temp = temp - 49;
261 return actual_temp * 1000;
265 * sumo_pm_init_profile - Initialize power profiles callback.
267 * @rdev: radeon_device pointer
269 * Initialize the power states used in profile mode
270 * (sumo, trinity, SI).
271 * Used for profile mode only.
273 void sumo_pm_init_profile(struct radeon_device *rdev)
278 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
279 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
280 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
281 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
284 if (rdev->flags & RADEON_IS_MOBILITY)
285 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
287 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
289 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
290 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
291 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
292 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
294 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
295 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
296 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
297 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
299 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
300 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
301 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
302 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
304 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
305 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
306 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
307 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
310 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
311 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
312 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
313 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
314 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx =
315 rdev->pm.power_state[idx].num_clock_modes - 1;
317 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
318 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
319 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
320 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx =
321 rdev->pm.power_state[idx].num_clock_modes - 1;
325 * btc_pm_init_profile - Initialize power profiles callback.
327 * @rdev: radeon_device pointer
329 * Initialize the power states used in profile mode
331 * Used for profile mode only.
333 void btc_pm_init_profile(struct radeon_device *rdev)
338 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
339 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
340 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
341 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
342 /* starting with BTC, there is one state that is used for both
343 * MH and SH. Difference is that we always use the high clock index for
346 if (rdev->flags & RADEON_IS_MOBILITY)
347 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
349 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
351 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
352 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
353 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
354 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
356 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
357 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
358 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
359 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
361 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
362 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
363 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
364 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
366 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
367 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
368 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
369 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
371 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
372 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
373 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
374 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
376 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
377 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
378 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
379 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
383 * evergreen_pm_misc - set additional pm hw parameters callback.
385 * @rdev: radeon_device pointer
387 * Set non-clock parameters associated with a power state
388 * (voltage, etc.) (evergreen+).
390 void evergreen_pm_misc(struct radeon_device *rdev)
392 int req_ps_idx = rdev->pm.requested_power_state_index;
393 int req_cm_idx = rdev->pm.requested_clock_mode_index;
394 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
395 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
397 if (voltage->type == VOLTAGE_SW) {
398 /* 0xff01 is a flag rather then an actual voltage */
399 if (voltage->voltage == 0xff01)
401 if (voltage->voltage && (voltage->voltage != rdev->pm.current_vddc)) {
402 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
403 rdev->pm.current_vddc = voltage->voltage;
404 DRM_DEBUG("Setting: vddc: %d\n", voltage->voltage);
406 /* 0xff01 is a flag rather then an actual voltage */
407 if (voltage->vddci == 0xff01)
409 if (voltage->vddci && (voltage->vddci != rdev->pm.current_vddci)) {
410 radeon_atom_set_voltage(rdev, voltage->vddci, SET_VOLTAGE_TYPE_ASIC_VDDCI);
411 rdev->pm.current_vddci = voltage->vddci;
412 DRM_DEBUG("Setting: vddci: %d\n", voltage->vddci);
418 * evergreen_pm_prepare - pre-power state change callback.
420 * @rdev: radeon_device pointer
422 * Prepare for a power state change (evergreen+).
424 void evergreen_pm_prepare(struct radeon_device *rdev)
426 struct drm_device *ddev = rdev->ddev;
427 struct drm_crtc *crtc;
428 struct radeon_crtc *radeon_crtc;
431 /* disable any active CRTCs */
432 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
433 radeon_crtc = to_radeon_crtc(crtc);
434 if (radeon_crtc->enabled) {
435 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
436 tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
437 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
443 * evergreen_pm_finish - post-power state change callback.
445 * @rdev: radeon_device pointer
447 * Clean up after a power state change (evergreen+).
449 void evergreen_pm_finish(struct radeon_device *rdev)
451 struct drm_device *ddev = rdev->ddev;
452 struct drm_crtc *crtc;
453 struct radeon_crtc *radeon_crtc;
456 /* enable any active CRTCs */
457 list_for_each_entry(crtc, &ddev->mode_config.crtc_list, head) {
458 radeon_crtc = to_radeon_crtc(crtc);
459 if (radeon_crtc->enabled) {
460 tmp = RREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset);
461 tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
462 WREG32(EVERGREEN_CRTC_CONTROL + radeon_crtc->crtc_offset, tmp);
468 * evergreen_hpd_sense - hpd sense callback.
470 * @rdev: radeon_device pointer
471 * @hpd: hpd (hotplug detect) pin
473 * Checks if a digital monitor is connected (evergreen+).
474 * Returns true if connected, false if not connected.
476 bool evergreen_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
478 bool connected = false;
482 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
486 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
490 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
494 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
498 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
502 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
513 * evergreen_hpd_set_polarity - hpd set polarity callback.
515 * @rdev: radeon_device pointer
516 * @hpd: hpd (hotplug detect) pin
518 * Set the polarity of the hpd pin (evergreen+).
520 void evergreen_hpd_set_polarity(struct radeon_device *rdev,
521 enum radeon_hpd_id hpd)
524 bool connected = evergreen_hpd_sense(rdev, hpd);
528 tmp = RREG32(DC_HPD1_INT_CONTROL);
530 tmp &= ~DC_HPDx_INT_POLARITY;
532 tmp |= DC_HPDx_INT_POLARITY;
533 WREG32(DC_HPD1_INT_CONTROL, tmp);
536 tmp = RREG32(DC_HPD2_INT_CONTROL);
538 tmp &= ~DC_HPDx_INT_POLARITY;
540 tmp |= DC_HPDx_INT_POLARITY;
541 WREG32(DC_HPD2_INT_CONTROL, tmp);
544 tmp = RREG32(DC_HPD3_INT_CONTROL);
546 tmp &= ~DC_HPDx_INT_POLARITY;
548 tmp |= DC_HPDx_INT_POLARITY;
549 WREG32(DC_HPD3_INT_CONTROL, tmp);
552 tmp = RREG32(DC_HPD4_INT_CONTROL);
554 tmp &= ~DC_HPDx_INT_POLARITY;
556 tmp |= DC_HPDx_INT_POLARITY;
557 WREG32(DC_HPD4_INT_CONTROL, tmp);
560 tmp = RREG32(DC_HPD5_INT_CONTROL);
562 tmp &= ~DC_HPDx_INT_POLARITY;
564 tmp |= DC_HPDx_INT_POLARITY;
565 WREG32(DC_HPD5_INT_CONTROL, tmp);
568 tmp = RREG32(DC_HPD6_INT_CONTROL);
570 tmp &= ~DC_HPDx_INT_POLARITY;
572 tmp |= DC_HPDx_INT_POLARITY;
573 WREG32(DC_HPD6_INT_CONTROL, tmp);
581 * evergreen_hpd_init - hpd setup callback.
583 * @rdev: radeon_device pointer
585 * Setup the hpd pins used by the card (evergreen+).
586 * Enable the pin, set the polarity, and enable the hpd interrupts.
588 void evergreen_hpd_init(struct radeon_device *rdev)
590 struct drm_device *dev = rdev->ddev;
591 struct drm_connector *connector;
592 unsigned enabled = 0;
593 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) |
594 DC_HPDx_RX_INT_TIMER(0xfa) | DC_HPDx_EN;
596 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
597 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
598 switch (radeon_connector->hpd.hpd) {
600 WREG32(DC_HPD1_CONTROL, tmp);
603 WREG32(DC_HPD2_CONTROL, tmp);
606 WREG32(DC_HPD3_CONTROL, tmp);
609 WREG32(DC_HPD4_CONTROL, tmp);
612 WREG32(DC_HPD5_CONTROL, tmp);
615 WREG32(DC_HPD6_CONTROL, tmp);
620 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
621 enabled |= 1 << radeon_connector->hpd.hpd;
623 radeon_irq_kms_enable_hpd(rdev, enabled);
627 * evergreen_hpd_fini - hpd tear down callback.
629 * @rdev: radeon_device pointer
631 * Tear down the hpd pins used by the card (evergreen+).
632 * Disable the hpd interrupts.
634 void evergreen_hpd_fini(struct radeon_device *rdev)
636 struct drm_device *dev = rdev->ddev;
637 struct drm_connector *connector;
638 unsigned disabled = 0;
640 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
641 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
642 switch (radeon_connector->hpd.hpd) {
644 WREG32(DC_HPD1_CONTROL, 0);
647 WREG32(DC_HPD2_CONTROL, 0);
650 WREG32(DC_HPD3_CONTROL, 0);
653 WREG32(DC_HPD4_CONTROL, 0);
656 WREG32(DC_HPD5_CONTROL, 0);
659 WREG32(DC_HPD6_CONTROL, 0);
664 disabled |= 1 << radeon_connector->hpd.hpd;
666 radeon_irq_kms_disable_hpd(rdev, disabled);
669 /* watermark setup */
671 static u32 evergreen_line_buffer_adjust(struct radeon_device *rdev,
672 struct radeon_crtc *radeon_crtc,
673 struct drm_display_mode *mode,
674 struct drm_display_mode *other_mode)
679 * There are 3 line buffers, each one shared by 2 display controllers.
680 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
681 * the display controllers. The paritioning is done via one of four
682 * preset allocations specified in bits 2:0:
683 * first display controller
684 * 0 - first half of lb (3840 * 2)
685 * 1 - first 3/4 of lb (5760 * 2)
686 * 2 - whole lb (7680 * 2), other crtc must be disabled
687 * 3 - first 1/4 of lb (1920 * 2)
688 * second display controller
689 * 4 - second half of lb (3840 * 2)
690 * 5 - second 3/4 of lb (5760 * 2)
691 * 6 - whole lb (7680 * 2), other crtc must be disabled
692 * 7 - last 1/4 of lb (1920 * 2)
694 /* this can get tricky if we have two large displays on a paired group
695 * of crtcs. Ideally for multiple large displays we'd assign them to
696 * non-linked crtcs for maximum line buffer allocation.
698 if (radeon_crtc->base.enabled && mode) {
706 /* second controller of the pair uses second half of the lb */
707 if (radeon_crtc->crtc_id % 2)
709 WREG32(DC_LB_MEMORY_SPLIT + radeon_crtc->crtc_offset, tmp);
711 if (radeon_crtc->base.enabled && mode) {
716 if (ASIC_IS_DCE5(rdev))
722 if (ASIC_IS_DCE5(rdev))
728 if (ASIC_IS_DCE5(rdev))
734 if (ASIC_IS_DCE5(rdev))
741 /* controller not enabled, so no lb used */
745 u32 evergreen_get_number_of_dram_channels(struct radeon_device *rdev)
747 u32 tmp = RREG32(MC_SHARED_CHMAP);
749 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
762 struct evergreen_wm_params {
763 u32 dram_channels; /* number of dram channels */
764 u32 yclk; /* bandwidth per dram data pin in kHz */
765 u32 sclk; /* engine clock in kHz */
766 u32 disp_clk; /* display clock in kHz */
767 u32 src_width; /* viewport width */
768 u32 active_time; /* active display time in ns */
769 u32 blank_time; /* blank time in ns */
770 bool interlaced; /* mode is interlaced */
771 fixed20_12 vsc; /* vertical scale ratio */
772 u32 num_heads; /* number of active crtcs */
773 u32 bytes_per_pixel; /* bytes per pixel display + overlay */
774 u32 lb_size; /* line buffer allocated to pipe */
775 u32 vtaps; /* vertical scaler taps */
778 static u32 evergreen_dram_bandwidth(struct evergreen_wm_params *wm)
780 /* Calculate DRAM Bandwidth and the part allocated to display. */
781 fixed20_12 dram_efficiency; /* 0.7 */
782 fixed20_12 yclk, dram_channels, bandwidth;
785 a.full = dfixed_const(1000);
786 yclk.full = dfixed_const(wm->yclk);
787 yclk.full = dfixed_div(yclk, a);
788 dram_channels.full = dfixed_const(wm->dram_channels * 4);
789 a.full = dfixed_const(10);
790 dram_efficiency.full = dfixed_const(7);
791 dram_efficiency.full = dfixed_div(dram_efficiency, a);
792 bandwidth.full = dfixed_mul(dram_channels, yclk);
793 bandwidth.full = dfixed_mul(bandwidth, dram_efficiency);
795 return dfixed_trunc(bandwidth);
798 static u32 evergreen_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
800 /* Calculate DRAM Bandwidth and the part allocated to display. */
801 fixed20_12 disp_dram_allocation; /* 0.3 to 0.7 */
802 fixed20_12 yclk, dram_channels, bandwidth;
805 a.full = dfixed_const(1000);
806 yclk.full = dfixed_const(wm->yclk);
807 yclk.full = dfixed_div(yclk, a);
808 dram_channels.full = dfixed_const(wm->dram_channels * 4);
809 a.full = dfixed_const(10);
810 disp_dram_allocation.full = dfixed_const(3); /* XXX worse case value 0.3 */
811 disp_dram_allocation.full = dfixed_div(disp_dram_allocation, a);
812 bandwidth.full = dfixed_mul(dram_channels, yclk);
813 bandwidth.full = dfixed_mul(bandwidth, disp_dram_allocation);
815 return dfixed_trunc(bandwidth);
818 static u32 evergreen_data_return_bandwidth(struct evergreen_wm_params *wm)
820 /* Calculate the display Data return Bandwidth */
821 fixed20_12 return_efficiency; /* 0.8 */
822 fixed20_12 sclk, bandwidth;
825 a.full = dfixed_const(1000);
826 sclk.full = dfixed_const(wm->sclk);
827 sclk.full = dfixed_div(sclk, a);
828 a.full = dfixed_const(10);
829 return_efficiency.full = dfixed_const(8);
830 return_efficiency.full = dfixed_div(return_efficiency, a);
831 a.full = dfixed_const(32);
832 bandwidth.full = dfixed_mul(a, sclk);
833 bandwidth.full = dfixed_mul(bandwidth, return_efficiency);
835 return dfixed_trunc(bandwidth);
838 static u32 evergreen_dmif_request_bandwidth(struct evergreen_wm_params *wm)
840 /* Calculate the DMIF Request Bandwidth */
841 fixed20_12 disp_clk_request_efficiency; /* 0.8 */
842 fixed20_12 disp_clk, bandwidth;
845 a.full = dfixed_const(1000);
846 disp_clk.full = dfixed_const(wm->disp_clk);
847 disp_clk.full = dfixed_div(disp_clk, a);
848 a.full = dfixed_const(10);
849 disp_clk_request_efficiency.full = dfixed_const(8);
850 disp_clk_request_efficiency.full = dfixed_div(disp_clk_request_efficiency, a);
851 a.full = dfixed_const(32);
852 bandwidth.full = dfixed_mul(a, disp_clk);
853 bandwidth.full = dfixed_mul(bandwidth, disp_clk_request_efficiency);
855 return dfixed_trunc(bandwidth);
858 static u32 evergreen_available_bandwidth(struct evergreen_wm_params *wm)
860 /* Calculate the Available bandwidth. Display can use this temporarily but not in average. */
861 u32 dram_bandwidth = evergreen_dram_bandwidth(wm);
862 u32 data_return_bandwidth = evergreen_data_return_bandwidth(wm);
863 u32 dmif_req_bandwidth = evergreen_dmif_request_bandwidth(wm);
865 return min(dram_bandwidth, min(data_return_bandwidth, dmif_req_bandwidth));
868 static u32 evergreen_average_bandwidth(struct evergreen_wm_params *wm)
870 /* Calculate the display mode Average Bandwidth
871 * DisplayMode should contain the source and destination dimensions,
875 fixed20_12 line_time;
876 fixed20_12 src_width;
877 fixed20_12 bandwidth;
880 a.full = dfixed_const(1000);
881 line_time.full = dfixed_const(wm->active_time + wm->blank_time);
882 line_time.full = dfixed_div(line_time, a);
883 bpp.full = dfixed_const(wm->bytes_per_pixel);
884 src_width.full = dfixed_const(wm->src_width);
885 bandwidth.full = dfixed_mul(src_width, bpp);
886 bandwidth.full = dfixed_mul(bandwidth, wm->vsc);
887 bandwidth.full = dfixed_div(bandwidth, line_time);
889 return dfixed_trunc(bandwidth);
892 static u32 evergreen_latency_watermark(struct evergreen_wm_params *wm)
894 /* First calcualte the latency in ns */
895 u32 mc_latency = 2000; /* 2000 ns. */
896 u32 available_bandwidth = evergreen_available_bandwidth(wm);
897 u32 worst_chunk_return_time = (512 * 8 * 1000) / available_bandwidth;
898 u32 cursor_line_pair_return_time = (128 * 4 * 1000) / available_bandwidth;
899 u32 dc_latency = 40000000 / wm->disp_clk; /* dc pipe latency */
900 u32 other_heads_data_return_time = ((wm->num_heads + 1) * worst_chunk_return_time) +
901 (wm->num_heads * cursor_line_pair_return_time);
902 u32 latency = mc_latency + other_heads_data_return_time + dc_latency;
903 u32 max_src_lines_per_dst_line, lb_fill_bw, line_fill_time;
906 if (wm->num_heads == 0)
909 a.full = dfixed_const(2);
910 b.full = dfixed_const(1);
911 if ((wm->vsc.full > a.full) ||
912 ((wm->vsc.full > b.full) && (wm->vtaps >= 3)) ||
914 ((wm->vsc.full >= a.full) && wm->interlaced))
915 max_src_lines_per_dst_line = 4;
917 max_src_lines_per_dst_line = 2;
919 a.full = dfixed_const(available_bandwidth);
920 b.full = dfixed_const(wm->num_heads);
921 a.full = dfixed_div(a, b);
923 b.full = dfixed_const(1000);
924 c.full = dfixed_const(wm->disp_clk);
925 b.full = dfixed_div(c, b);
926 c.full = dfixed_const(wm->bytes_per_pixel);
927 b.full = dfixed_mul(b, c);
929 lb_fill_bw = min(dfixed_trunc(a), dfixed_trunc(b));
931 a.full = dfixed_const(max_src_lines_per_dst_line * wm->src_width * wm->bytes_per_pixel);
932 b.full = dfixed_const(1000);
933 c.full = dfixed_const(lb_fill_bw);
934 b.full = dfixed_div(c, b);
935 a.full = dfixed_div(a, b);
936 line_fill_time = dfixed_trunc(a);
938 if (line_fill_time < wm->active_time)
941 return latency + (line_fill_time - wm->active_time);
945 static bool evergreen_average_bandwidth_vs_dram_bandwidth_for_display(struct evergreen_wm_params *wm)
947 if (evergreen_average_bandwidth(wm) <=
948 (evergreen_dram_bandwidth_for_display(wm) / wm->num_heads))
954 static bool evergreen_average_bandwidth_vs_available_bandwidth(struct evergreen_wm_params *wm)
956 if (evergreen_average_bandwidth(wm) <=
957 (evergreen_available_bandwidth(wm) / wm->num_heads))
963 static bool evergreen_check_latency_hiding(struct evergreen_wm_params *wm)
965 u32 lb_partitions = wm->lb_size / wm->src_width;
966 u32 line_time = wm->active_time + wm->blank_time;
967 u32 latency_tolerant_lines;
971 a.full = dfixed_const(1);
972 if (wm->vsc.full > a.full)
973 latency_tolerant_lines = 1;
975 if (lb_partitions <= (wm->vtaps + 1))
976 latency_tolerant_lines = 1;
978 latency_tolerant_lines = 2;
981 latency_hiding = (latency_tolerant_lines * line_time + wm->blank_time);
983 if (evergreen_latency_watermark(wm) <= latency_hiding)
989 static void evergreen_program_watermarks(struct radeon_device *rdev,
990 struct radeon_crtc *radeon_crtc,
991 u32 lb_size, u32 num_heads)
993 struct drm_display_mode *mode = &radeon_crtc->base.mode;
994 struct evergreen_wm_params wm;
997 u32 latency_watermark_a = 0, latency_watermark_b = 0;
998 u32 priority_a_mark = 0, priority_b_mark = 0;
999 u32 priority_a_cnt = PRIORITY_OFF;
1000 u32 priority_b_cnt = PRIORITY_OFF;
1001 u32 pipe_offset = radeon_crtc->crtc_id * 16;
1002 u32 tmp, arb_control3;
1005 if (radeon_crtc->base.enabled && num_heads && mode) {
1006 pixel_period = 1000000 / (u32)mode->clock;
1007 line_time = min((u32)mode->crtc_htotal * pixel_period, (u32)65535);
1011 wm.yclk = rdev->pm.current_mclk * 10;
1012 wm.sclk = rdev->pm.current_sclk * 10;
1013 wm.disp_clk = mode->clock;
1014 wm.src_width = mode->crtc_hdisplay;
1015 wm.active_time = mode->crtc_hdisplay * pixel_period;
1016 wm.blank_time = line_time - wm.active_time;
1017 wm.interlaced = false;
1018 if (mode->flags & DRM_MODE_FLAG_INTERLACE)
1019 wm.interlaced = true;
1020 wm.vsc = radeon_crtc->vsc;
1022 if (radeon_crtc->rmx_type != RMX_OFF)
1024 wm.bytes_per_pixel = 4; /* XXX: get this from fb config */
1025 wm.lb_size = lb_size;
1026 wm.dram_channels = evergreen_get_number_of_dram_channels(rdev);
1027 wm.num_heads = num_heads;
1029 /* set for high clocks */
1030 latency_watermark_a = min(evergreen_latency_watermark(&wm), (u32)65535);
1031 /* set for low clocks */
1032 /* wm.yclk = low clk; wm.sclk = low clk */
1033 latency_watermark_b = min(evergreen_latency_watermark(&wm), (u32)65535);
1035 /* possibly force display priority to high */
1036 /* should really do this at mode validation time... */
1037 if (!evergreen_average_bandwidth_vs_dram_bandwidth_for_display(&wm) ||
1038 !evergreen_average_bandwidth_vs_available_bandwidth(&wm) ||
1039 !evergreen_check_latency_hiding(&wm) ||
1040 (rdev->disp_priority == 2)) {
1041 DRM_DEBUG_KMS("force priority to high\n");
1042 priority_a_cnt |= PRIORITY_ALWAYS_ON;
1043 priority_b_cnt |= PRIORITY_ALWAYS_ON;
1046 a.full = dfixed_const(1000);
1047 b.full = dfixed_const(mode->clock);
1048 b.full = dfixed_div(b, a);
1049 c.full = dfixed_const(latency_watermark_a);
1050 c.full = dfixed_mul(c, b);
1051 c.full = dfixed_mul(c, radeon_crtc->hsc);
1052 c.full = dfixed_div(c, a);
1053 a.full = dfixed_const(16);
1054 c.full = dfixed_div(c, a);
1055 priority_a_mark = dfixed_trunc(c);
1056 priority_a_cnt |= priority_a_mark & PRIORITY_MARK_MASK;
1058 a.full = dfixed_const(1000);
1059 b.full = dfixed_const(mode->clock);
1060 b.full = dfixed_div(b, a);
1061 c.full = dfixed_const(latency_watermark_b);
1062 c.full = dfixed_mul(c, b);
1063 c.full = dfixed_mul(c, radeon_crtc->hsc);
1064 c.full = dfixed_div(c, a);
1065 a.full = dfixed_const(16);
1066 c.full = dfixed_div(c, a);
1067 priority_b_mark = dfixed_trunc(c);
1068 priority_b_cnt |= priority_b_mark & PRIORITY_MARK_MASK;
1072 arb_control3 = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
1074 tmp &= ~LATENCY_WATERMARK_MASK(3);
1075 tmp |= LATENCY_WATERMARK_MASK(1);
1076 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
1077 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
1078 (LATENCY_LOW_WATERMARK(latency_watermark_a) |
1079 LATENCY_HIGH_WATERMARK(line_time)));
1081 tmp = RREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset);
1082 tmp &= ~LATENCY_WATERMARK_MASK(3);
1083 tmp |= LATENCY_WATERMARK_MASK(2);
1084 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, tmp);
1085 WREG32(PIPE0_LATENCY_CONTROL + pipe_offset,
1086 (LATENCY_LOW_WATERMARK(latency_watermark_b) |
1087 LATENCY_HIGH_WATERMARK(line_time)));
1088 /* restore original selection */
1089 WREG32(PIPE0_ARBITRATION_CONTROL3 + pipe_offset, arb_control3);
1091 /* write the priority marks */
1092 WREG32(PRIORITY_A_CNT + radeon_crtc->crtc_offset, priority_a_cnt);
1093 WREG32(PRIORITY_B_CNT + radeon_crtc->crtc_offset, priority_b_cnt);
1098 * evergreen_bandwidth_update - update display watermarks callback.
1100 * @rdev: radeon_device pointer
1102 * Update the display watermarks based on the requested mode(s)
1105 void evergreen_bandwidth_update(struct radeon_device *rdev)
1107 struct drm_display_mode *mode0 = NULL;
1108 struct drm_display_mode *mode1 = NULL;
1109 u32 num_heads = 0, lb_size;
1112 radeon_update_display_priority(rdev);
1114 for (i = 0; i < rdev->num_crtc; i++) {
1115 if (rdev->mode_info.crtcs[i]->base.enabled)
1118 for (i = 0; i < rdev->num_crtc; i += 2) {
1119 mode0 = &rdev->mode_info.crtcs[i]->base.mode;
1120 mode1 = &rdev->mode_info.crtcs[i+1]->base.mode;
1121 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i], mode0, mode1);
1122 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i], lb_size, num_heads);
1123 lb_size = evergreen_line_buffer_adjust(rdev, rdev->mode_info.crtcs[i+1], mode1, mode0);
1124 evergreen_program_watermarks(rdev, rdev->mode_info.crtcs[i+1], lb_size, num_heads);
1129 * evergreen_mc_wait_for_idle - wait for MC idle callback.
1131 * @rdev: radeon_device pointer
1133 * Wait for the MC (memory controller) to be idle.
1135 * Returns 0 if the MC is idle, -1 if not.
1137 int evergreen_mc_wait_for_idle(struct radeon_device *rdev)
1142 for (i = 0; i < rdev->usec_timeout; i++) {
1143 /* read MC_STATUS */
1144 tmp = RREG32(SRBM_STATUS) & 0x1F00;
1155 void evergreen_pcie_gart_tlb_flush(struct radeon_device *rdev)
1160 WREG32(HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
1162 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
1163 for (i = 0; i < rdev->usec_timeout; i++) {
1164 /* read MC_STATUS */
1165 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
1166 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
1168 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
1178 static int evergreen_pcie_gart_enable(struct radeon_device *rdev)
1183 if (rdev->gart.robj == NULL) {
1184 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
1187 r = radeon_gart_table_vram_pin(rdev);
1190 radeon_gart_restore(rdev);
1191 /* Setup L2 cache */
1192 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
1193 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1194 EFFECTIVE_L2_QUEUE_SIZE(7));
1195 WREG32(VM_L2_CNTL2, 0);
1196 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
1197 /* Setup TLB control */
1198 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
1199 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1200 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
1201 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
1202 if (rdev->flags & RADEON_IS_IGP) {
1203 WREG32(FUS_MC_VM_MD_L1_TLB0_CNTL, tmp);
1204 WREG32(FUS_MC_VM_MD_L1_TLB1_CNTL, tmp);
1205 WREG32(FUS_MC_VM_MD_L1_TLB2_CNTL, tmp);
1207 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
1208 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
1209 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
1210 if ((rdev->family == CHIP_JUNIPER) ||
1211 (rdev->family == CHIP_CYPRESS) ||
1212 (rdev->family == CHIP_HEMLOCK) ||
1213 (rdev->family == CHIP_BARTS))
1214 WREG32(MC_VM_MD_L1_TLB3_CNTL, tmp);
1216 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
1217 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
1218 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
1219 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
1220 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
1221 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
1222 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
1223 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
1224 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
1225 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
1226 (u32)(rdev->dummy_page.addr >> 12));
1227 WREG32(VM_CONTEXT1_CNTL, 0);
1229 evergreen_pcie_gart_tlb_flush(rdev);
1230 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
1231 (unsigned)(rdev->mc.gtt_size >> 20),
1232 (unsigned long long)rdev->gart.table_addr);
1233 rdev->gart.ready = true;
1237 static void evergreen_pcie_gart_disable(struct radeon_device *rdev)
1241 /* Disable all tables */
1242 WREG32(VM_CONTEXT0_CNTL, 0);
1243 WREG32(VM_CONTEXT1_CNTL, 0);
1245 /* Setup L2 cache */
1246 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
1247 EFFECTIVE_L2_QUEUE_SIZE(7));
1248 WREG32(VM_L2_CNTL2, 0);
1249 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
1250 /* Setup TLB control */
1251 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
1252 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
1253 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
1254 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
1255 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
1256 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
1257 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
1258 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
1259 radeon_gart_table_vram_unpin(rdev);
1262 static void evergreen_pcie_gart_fini(struct radeon_device *rdev)
1264 evergreen_pcie_gart_disable(rdev);
1265 radeon_gart_table_vram_free(rdev);
1266 radeon_gart_fini(rdev);
1270 static void evergreen_agp_enable(struct radeon_device *rdev)
1274 /* Setup L2 cache */
1275 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
1276 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1277 EFFECTIVE_L2_QUEUE_SIZE(7));
1278 WREG32(VM_L2_CNTL2, 0);
1279 WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
1280 /* Setup TLB control */
1281 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
1282 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1283 SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
1284 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
1285 WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
1286 WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
1287 WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
1288 WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
1289 WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
1290 WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
1291 WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
1292 WREG32(VM_CONTEXT0_CNTL, 0);
1293 WREG32(VM_CONTEXT1_CNTL, 0);
1296 void evergreen_mc_stop(struct radeon_device *rdev, struct evergreen_mc_save *save)
1298 u32 crtc_enabled, tmp, frame_count, blackout;
1301 save->vga_render_control = RREG32(VGA_RENDER_CONTROL);
1302 save->vga_hdp_control = RREG32(VGA_HDP_CONTROL);
1304 /* disable VGA render */
1305 WREG32(VGA_RENDER_CONTROL, 0);
1306 /* blank the display controllers */
1307 for (i = 0; i < rdev->num_crtc; i++) {
1308 crtc_enabled = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]) & EVERGREEN_CRTC_MASTER_EN;
1310 save->crtc_enabled[i] = true;
1311 if (ASIC_IS_DCE6(rdev)) {
1312 tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
1313 if (!(tmp & EVERGREEN_CRTC_BLANK_DATA_EN)) {
1314 radeon_wait_for_vblank(rdev, i);
1315 tmp |= EVERGREEN_CRTC_BLANK_DATA_EN;
1316 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
1317 WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
1318 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
1321 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
1322 if (!(tmp & EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE)) {
1323 radeon_wait_for_vblank(rdev, i);
1324 tmp |= EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
1325 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
1326 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
1327 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
1330 /* wait for the next frame */
1331 frame_count = radeon_get_vblank_counter(rdev, i);
1332 for (j = 0; j < rdev->usec_timeout; j++) {
1333 if (radeon_get_vblank_counter(rdev, i) != frame_count)
1338 save->crtc_enabled[i] = false;
1342 radeon_mc_wait_for_idle(rdev);
1344 blackout = RREG32(MC_SHARED_BLACKOUT_CNTL);
1345 if ((blackout & BLACKOUT_MODE_MASK) != 1) {
1346 /* Block CPU access */
1347 WREG32(BIF_FB_EN, 0);
1348 /* blackout the MC */
1349 blackout &= ~BLACKOUT_MODE_MASK;
1350 WREG32(MC_SHARED_BLACKOUT_CNTL, blackout | 1);
1354 void evergreen_mc_resume(struct radeon_device *rdev, struct evergreen_mc_save *save)
1356 u32 tmp, frame_count;
1359 /* update crtc base addresses */
1360 for (i = 0; i < rdev->num_crtc; i++) {
1361 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
1362 upper_32_bits(rdev->mc.vram_start));
1363 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS_HIGH + crtc_offsets[i],
1364 upper_32_bits(rdev->mc.vram_start));
1365 WREG32(EVERGREEN_GRPH_PRIMARY_SURFACE_ADDRESS + crtc_offsets[i],
1366 (u32)rdev->mc.vram_start);
1367 WREG32(EVERGREEN_GRPH_SECONDARY_SURFACE_ADDRESS + crtc_offsets[i],
1368 (u32)rdev->mc.vram_start);
1370 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS_HIGH, upper_32_bits(rdev->mc.vram_start));
1371 WREG32(EVERGREEN_VGA_MEMORY_BASE_ADDRESS, (u32)rdev->mc.vram_start);
1373 /* unblackout the MC */
1374 tmp = RREG32(MC_SHARED_BLACKOUT_CNTL);
1375 tmp &= ~BLACKOUT_MODE_MASK;
1376 WREG32(MC_SHARED_BLACKOUT_CNTL, tmp);
1377 /* allow CPU access */
1378 WREG32(BIF_FB_EN, FB_READ_EN | FB_WRITE_EN);
1380 for (i = 0; i < rdev->num_crtc; i++) {
1381 if (save->crtc_enabled[i]) {
1382 if (ASIC_IS_DCE6(rdev)) {
1383 tmp = RREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i]);
1384 tmp |= EVERGREEN_CRTC_BLANK_DATA_EN;
1385 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
1386 WREG32(EVERGREEN_CRTC_BLANK_CONTROL + crtc_offsets[i], tmp);
1387 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
1389 tmp = RREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i]);
1390 tmp &= ~EVERGREEN_CRTC_DISP_READ_REQUEST_DISABLE;
1391 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 1);
1392 WREG32(EVERGREEN_CRTC_CONTROL + crtc_offsets[i], tmp);
1393 WREG32(EVERGREEN_CRTC_UPDATE_LOCK + crtc_offsets[i], 0);
1395 /* wait for the next frame */
1396 frame_count = radeon_get_vblank_counter(rdev, i);
1397 for (j = 0; j < rdev->usec_timeout; j++) {
1398 if (radeon_get_vblank_counter(rdev, i) != frame_count)
1404 /* Unlock vga access */
1405 WREG32(VGA_HDP_CONTROL, save->vga_hdp_control);
1407 WREG32(VGA_RENDER_CONTROL, save->vga_render_control);
1410 void evergreen_mc_program(struct radeon_device *rdev)
1412 struct evergreen_mc_save save;
1416 /* Initialize HDP */
1417 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1418 WREG32((0x2c14 + j), 0x00000000);
1419 WREG32((0x2c18 + j), 0x00000000);
1420 WREG32((0x2c1c + j), 0x00000000);
1421 WREG32((0x2c20 + j), 0x00000000);
1422 WREG32((0x2c24 + j), 0x00000000);
1424 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
1426 evergreen_mc_stop(rdev, &save);
1427 if (evergreen_mc_wait_for_idle(rdev)) {
1428 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1430 /* Lockout access through VGA aperture*/
1431 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
1432 /* Update configuration */
1433 if (rdev->flags & RADEON_IS_AGP) {
1434 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
1435 /* VRAM before AGP */
1436 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1437 rdev->mc.vram_start >> 12);
1438 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1439 rdev->mc.gtt_end >> 12);
1441 /* VRAM after AGP */
1442 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1443 rdev->mc.gtt_start >> 12);
1444 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1445 rdev->mc.vram_end >> 12);
1448 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1449 rdev->mc.vram_start >> 12);
1450 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1451 rdev->mc.vram_end >> 12);
1453 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
1454 /* llano/ontario only */
1455 if ((rdev->family == CHIP_PALM) ||
1456 (rdev->family == CHIP_SUMO) ||
1457 (rdev->family == CHIP_SUMO2)) {
1458 tmp = RREG32(MC_FUS_VM_FB_OFFSET) & 0x000FFFFF;
1459 tmp |= ((rdev->mc.vram_end >> 20) & 0xF) << 24;
1460 tmp |= ((rdev->mc.vram_start >> 20) & 0xF) << 20;
1461 WREG32(MC_FUS_VM_FB_OFFSET, tmp);
1463 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
1464 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
1465 WREG32(MC_VM_FB_LOCATION, tmp);
1466 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
1467 WREG32(HDP_NONSURFACE_INFO, (2 << 7) | (1 << 30));
1468 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
1469 if (rdev->flags & RADEON_IS_AGP) {
1470 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
1471 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
1472 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
1474 WREG32(MC_VM_AGP_BASE, 0);
1475 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
1476 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
1478 if (evergreen_mc_wait_for_idle(rdev)) {
1479 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1481 evergreen_mc_resume(rdev, &save);
1482 /* we need to own VRAM, so turn off the VGA renderer here
1483 * to stop it overwriting our objects */
1484 rv515_vga_render_disable(rdev);
1490 void evergreen_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
1492 struct radeon_ring *ring = &rdev->ring[ib->ring];
1495 /* set to DX10/11 mode */
1496 radeon_ring_write(ring, PACKET3(PACKET3_MODE_CONTROL, 0));
1497 radeon_ring_write(ring, 1);
1499 if (ring->rptr_save_reg) {
1500 next_rptr = ring->wptr + 3 + 4;
1501 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
1502 radeon_ring_write(ring, ((ring->rptr_save_reg -
1503 PACKET3_SET_CONFIG_REG_START) >> 2));
1504 radeon_ring_write(ring, next_rptr);
1505 } else if (rdev->wb.enabled) {
1506 next_rptr = ring->wptr + 5 + 4;
1507 radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3));
1508 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
1509 radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18));
1510 radeon_ring_write(ring, next_rptr);
1511 radeon_ring_write(ring, 0);
1514 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
1515 radeon_ring_write(ring,
1519 (ib->gpu_addr & 0xFFFFFFFC));
1520 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
1521 radeon_ring_write(ring, ib->length_dw);
1525 static int evergreen_cp_load_microcode(struct radeon_device *rdev)
1527 const __be32 *fw_data;
1530 if (!rdev->me_fw || !rdev->pfp_fw)
1538 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
1540 fw_data = (const __be32 *)rdev->pfp_fw->data;
1541 WREG32(CP_PFP_UCODE_ADDR, 0);
1542 for (i = 0; i < EVERGREEN_PFP_UCODE_SIZE; i++)
1543 WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
1544 WREG32(CP_PFP_UCODE_ADDR, 0);
1546 fw_data = (const __be32 *)rdev->me_fw->data;
1547 WREG32(CP_ME_RAM_WADDR, 0);
1548 for (i = 0; i < EVERGREEN_PM4_UCODE_SIZE; i++)
1549 WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
1551 WREG32(CP_PFP_UCODE_ADDR, 0);
1552 WREG32(CP_ME_RAM_WADDR, 0);
1553 WREG32(CP_ME_RAM_RADDR, 0);
1557 static int evergreen_cp_start(struct radeon_device *rdev)
1559 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1563 r = radeon_ring_lock(rdev, ring, 7);
1565 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1568 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
1569 radeon_ring_write(ring, 0x1);
1570 radeon_ring_write(ring, 0x0);
1571 radeon_ring_write(ring, rdev->config.evergreen.max_hw_contexts - 1);
1572 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
1573 radeon_ring_write(ring, 0);
1574 radeon_ring_write(ring, 0);
1575 radeon_ring_unlock_commit(rdev, ring);
1578 WREG32(CP_ME_CNTL, cp_me);
1580 r = radeon_ring_lock(rdev, ring, evergreen_default_size + 19);
1582 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
1586 /* setup clear context state */
1587 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1588 radeon_ring_write(ring, PACKET3_PREAMBLE_BEGIN_CLEAR_STATE);
1590 for (i = 0; i < evergreen_default_size; i++)
1591 radeon_ring_write(ring, evergreen_default_state[i]);
1593 radeon_ring_write(ring, PACKET3(PACKET3_PREAMBLE_CNTL, 0));
1594 radeon_ring_write(ring, PACKET3_PREAMBLE_END_CLEAR_STATE);
1596 /* set clear context state */
1597 radeon_ring_write(ring, PACKET3(PACKET3_CLEAR_STATE, 0));
1598 radeon_ring_write(ring, 0);
1600 /* SQ_VTX_BASE_VTX_LOC */
1601 radeon_ring_write(ring, 0xc0026f00);
1602 radeon_ring_write(ring, 0x00000000);
1603 radeon_ring_write(ring, 0x00000000);
1604 radeon_ring_write(ring, 0x00000000);
1607 radeon_ring_write(ring, 0xc0036f00);
1608 radeon_ring_write(ring, 0x00000bc4);
1609 radeon_ring_write(ring, 0xffffffff);
1610 radeon_ring_write(ring, 0xffffffff);
1611 radeon_ring_write(ring, 0xffffffff);
1613 radeon_ring_write(ring, 0xc0026900);
1614 radeon_ring_write(ring, 0x00000316);
1615 radeon_ring_write(ring, 0x0000000e); /* VGT_VERTEX_REUSE_BLOCK_CNTL */
1616 radeon_ring_write(ring, 0x00000010); /* */
1618 radeon_ring_unlock_commit(rdev, ring);
1623 static int evergreen_cp_resume(struct radeon_device *rdev)
1625 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
1630 /* Reset cp; if cp is reset, then PA, SH, VGT also need to be reset */
1631 WREG32(GRBM_SOFT_RESET, (SOFT_RESET_CP |
1637 RREG32(GRBM_SOFT_RESET);
1639 WREG32(GRBM_SOFT_RESET, 0);
1640 RREG32(GRBM_SOFT_RESET);
1642 /* Set ring buffer size */
1643 rb_bufsz = drm_order(ring->ring_size / 8);
1644 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
1646 tmp |= BUF_SWAP_32BIT;
1648 WREG32(CP_RB_CNTL, tmp);
1649 WREG32(CP_SEM_WAIT_TIMER, 0x0);
1650 WREG32(CP_SEM_INCOMPLETE_TIMER_CNTL, 0x0);
1652 /* Set the write pointer delay */
1653 WREG32(CP_RB_WPTR_DELAY, 0);
1655 /* Initialize the ring buffer's read and write pointers */
1656 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
1657 WREG32(CP_RB_RPTR_WR, 0);
1659 WREG32(CP_RB_WPTR, ring->wptr);
1661 /* set the wb address whether it's enabled or not */
1662 WREG32(CP_RB_RPTR_ADDR,
1663 ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
1664 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
1665 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
1667 if (rdev->wb.enabled)
1668 WREG32(SCRATCH_UMSK, 0xff);
1670 tmp |= RB_NO_UPDATE;
1671 WREG32(SCRATCH_UMSK, 0);
1675 WREG32(CP_RB_CNTL, tmp);
1677 WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
1678 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
1680 ring->rptr = RREG32(CP_RB_RPTR);
1682 evergreen_cp_start(rdev);
1684 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
1686 ring->ready = false;
1695 static void evergreen_gpu_init(struct radeon_device *rdev)
1698 u32 mc_shared_chmap, mc_arb_ramcfg;
1702 u32 sq_lds_resource_mgmt;
1703 u32 sq_gpr_resource_mgmt_1;
1704 u32 sq_gpr_resource_mgmt_2;
1705 u32 sq_gpr_resource_mgmt_3;
1706 u32 sq_thread_resource_mgmt;
1707 u32 sq_thread_resource_mgmt_2;
1708 u32 sq_stack_resource_mgmt_1;
1709 u32 sq_stack_resource_mgmt_2;
1710 u32 sq_stack_resource_mgmt_3;
1711 u32 vgt_cache_invalidation;
1712 u32 hdp_host_path_cntl, tmp;
1713 u32 disabled_rb_mask;
1714 int i, j, num_shader_engines, ps_thread_count;
1716 switch (rdev->family) {
1719 rdev->config.evergreen.num_ses = 2;
1720 rdev->config.evergreen.max_pipes = 4;
1721 rdev->config.evergreen.max_tile_pipes = 8;
1722 rdev->config.evergreen.max_simds = 10;
1723 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
1724 rdev->config.evergreen.max_gprs = 256;
1725 rdev->config.evergreen.max_threads = 248;
1726 rdev->config.evergreen.max_gs_threads = 32;
1727 rdev->config.evergreen.max_stack_entries = 512;
1728 rdev->config.evergreen.sx_num_of_sets = 4;
1729 rdev->config.evergreen.sx_max_export_size = 256;
1730 rdev->config.evergreen.sx_max_export_pos_size = 64;
1731 rdev->config.evergreen.sx_max_export_smx_size = 192;
1732 rdev->config.evergreen.max_hw_contexts = 8;
1733 rdev->config.evergreen.sq_num_cf_insts = 2;
1735 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
1736 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1737 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1738 gb_addr_config = CYPRESS_GB_ADDR_CONFIG_GOLDEN;
1741 rdev->config.evergreen.num_ses = 1;
1742 rdev->config.evergreen.max_pipes = 4;
1743 rdev->config.evergreen.max_tile_pipes = 4;
1744 rdev->config.evergreen.max_simds = 10;
1745 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
1746 rdev->config.evergreen.max_gprs = 256;
1747 rdev->config.evergreen.max_threads = 248;
1748 rdev->config.evergreen.max_gs_threads = 32;
1749 rdev->config.evergreen.max_stack_entries = 512;
1750 rdev->config.evergreen.sx_num_of_sets = 4;
1751 rdev->config.evergreen.sx_max_export_size = 256;
1752 rdev->config.evergreen.sx_max_export_pos_size = 64;
1753 rdev->config.evergreen.sx_max_export_smx_size = 192;
1754 rdev->config.evergreen.max_hw_contexts = 8;
1755 rdev->config.evergreen.sq_num_cf_insts = 2;
1757 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
1758 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1759 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1760 gb_addr_config = JUNIPER_GB_ADDR_CONFIG_GOLDEN;
1763 rdev->config.evergreen.num_ses = 1;
1764 rdev->config.evergreen.max_pipes = 4;
1765 rdev->config.evergreen.max_tile_pipes = 4;
1766 rdev->config.evergreen.max_simds = 5;
1767 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
1768 rdev->config.evergreen.max_gprs = 256;
1769 rdev->config.evergreen.max_threads = 248;
1770 rdev->config.evergreen.max_gs_threads = 32;
1771 rdev->config.evergreen.max_stack_entries = 256;
1772 rdev->config.evergreen.sx_num_of_sets = 4;
1773 rdev->config.evergreen.sx_max_export_size = 256;
1774 rdev->config.evergreen.sx_max_export_pos_size = 64;
1775 rdev->config.evergreen.sx_max_export_smx_size = 192;
1776 rdev->config.evergreen.max_hw_contexts = 8;
1777 rdev->config.evergreen.sq_num_cf_insts = 2;
1779 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
1780 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1781 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1782 gb_addr_config = REDWOOD_GB_ADDR_CONFIG_GOLDEN;
1786 rdev->config.evergreen.num_ses = 1;
1787 rdev->config.evergreen.max_pipes = 2;
1788 rdev->config.evergreen.max_tile_pipes = 2;
1789 rdev->config.evergreen.max_simds = 2;
1790 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
1791 rdev->config.evergreen.max_gprs = 256;
1792 rdev->config.evergreen.max_threads = 192;
1793 rdev->config.evergreen.max_gs_threads = 16;
1794 rdev->config.evergreen.max_stack_entries = 256;
1795 rdev->config.evergreen.sx_num_of_sets = 4;
1796 rdev->config.evergreen.sx_max_export_size = 128;
1797 rdev->config.evergreen.sx_max_export_pos_size = 32;
1798 rdev->config.evergreen.sx_max_export_smx_size = 96;
1799 rdev->config.evergreen.max_hw_contexts = 4;
1800 rdev->config.evergreen.sq_num_cf_insts = 1;
1802 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
1803 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1804 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1805 gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN;
1808 rdev->config.evergreen.num_ses = 1;
1809 rdev->config.evergreen.max_pipes = 2;
1810 rdev->config.evergreen.max_tile_pipes = 2;
1811 rdev->config.evergreen.max_simds = 2;
1812 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
1813 rdev->config.evergreen.max_gprs = 256;
1814 rdev->config.evergreen.max_threads = 192;
1815 rdev->config.evergreen.max_gs_threads = 16;
1816 rdev->config.evergreen.max_stack_entries = 256;
1817 rdev->config.evergreen.sx_num_of_sets = 4;
1818 rdev->config.evergreen.sx_max_export_size = 128;
1819 rdev->config.evergreen.sx_max_export_pos_size = 32;
1820 rdev->config.evergreen.sx_max_export_smx_size = 96;
1821 rdev->config.evergreen.max_hw_contexts = 4;
1822 rdev->config.evergreen.sq_num_cf_insts = 1;
1824 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
1825 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1826 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1827 gb_addr_config = CEDAR_GB_ADDR_CONFIG_GOLDEN;
1830 rdev->config.evergreen.num_ses = 1;
1831 rdev->config.evergreen.max_pipes = 4;
1832 rdev->config.evergreen.max_tile_pipes = 4;
1833 if (rdev->pdev->device == 0x9648)
1834 rdev->config.evergreen.max_simds = 3;
1835 else if ((rdev->pdev->device == 0x9647) ||
1836 (rdev->pdev->device == 0x964a))
1837 rdev->config.evergreen.max_simds = 4;
1839 rdev->config.evergreen.max_simds = 5;
1840 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
1841 rdev->config.evergreen.max_gprs = 256;
1842 rdev->config.evergreen.max_threads = 248;
1843 rdev->config.evergreen.max_gs_threads = 32;
1844 rdev->config.evergreen.max_stack_entries = 256;
1845 rdev->config.evergreen.sx_num_of_sets = 4;
1846 rdev->config.evergreen.sx_max_export_size = 256;
1847 rdev->config.evergreen.sx_max_export_pos_size = 64;
1848 rdev->config.evergreen.sx_max_export_smx_size = 192;
1849 rdev->config.evergreen.max_hw_contexts = 8;
1850 rdev->config.evergreen.sq_num_cf_insts = 2;
1852 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
1853 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1854 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1855 gb_addr_config = SUMO_GB_ADDR_CONFIG_GOLDEN;
1858 rdev->config.evergreen.num_ses = 1;
1859 rdev->config.evergreen.max_pipes = 4;
1860 rdev->config.evergreen.max_tile_pipes = 4;
1861 rdev->config.evergreen.max_simds = 2;
1862 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
1863 rdev->config.evergreen.max_gprs = 256;
1864 rdev->config.evergreen.max_threads = 248;
1865 rdev->config.evergreen.max_gs_threads = 32;
1866 rdev->config.evergreen.max_stack_entries = 512;
1867 rdev->config.evergreen.sx_num_of_sets = 4;
1868 rdev->config.evergreen.sx_max_export_size = 256;
1869 rdev->config.evergreen.sx_max_export_pos_size = 64;
1870 rdev->config.evergreen.sx_max_export_smx_size = 192;
1871 rdev->config.evergreen.max_hw_contexts = 8;
1872 rdev->config.evergreen.sq_num_cf_insts = 2;
1874 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
1875 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1876 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1877 gb_addr_config = SUMO2_GB_ADDR_CONFIG_GOLDEN;
1880 rdev->config.evergreen.num_ses = 2;
1881 rdev->config.evergreen.max_pipes = 4;
1882 rdev->config.evergreen.max_tile_pipes = 8;
1883 rdev->config.evergreen.max_simds = 7;
1884 rdev->config.evergreen.max_backends = 4 * rdev->config.evergreen.num_ses;
1885 rdev->config.evergreen.max_gprs = 256;
1886 rdev->config.evergreen.max_threads = 248;
1887 rdev->config.evergreen.max_gs_threads = 32;
1888 rdev->config.evergreen.max_stack_entries = 512;
1889 rdev->config.evergreen.sx_num_of_sets = 4;
1890 rdev->config.evergreen.sx_max_export_size = 256;
1891 rdev->config.evergreen.sx_max_export_pos_size = 64;
1892 rdev->config.evergreen.sx_max_export_smx_size = 192;
1893 rdev->config.evergreen.max_hw_contexts = 8;
1894 rdev->config.evergreen.sq_num_cf_insts = 2;
1896 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
1897 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1898 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1899 gb_addr_config = BARTS_GB_ADDR_CONFIG_GOLDEN;
1902 rdev->config.evergreen.num_ses = 1;
1903 rdev->config.evergreen.max_pipes = 4;
1904 rdev->config.evergreen.max_tile_pipes = 4;
1905 rdev->config.evergreen.max_simds = 6;
1906 rdev->config.evergreen.max_backends = 2 * rdev->config.evergreen.num_ses;
1907 rdev->config.evergreen.max_gprs = 256;
1908 rdev->config.evergreen.max_threads = 248;
1909 rdev->config.evergreen.max_gs_threads = 32;
1910 rdev->config.evergreen.max_stack_entries = 256;
1911 rdev->config.evergreen.sx_num_of_sets = 4;
1912 rdev->config.evergreen.sx_max_export_size = 256;
1913 rdev->config.evergreen.sx_max_export_pos_size = 64;
1914 rdev->config.evergreen.sx_max_export_smx_size = 192;
1915 rdev->config.evergreen.max_hw_contexts = 8;
1916 rdev->config.evergreen.sq_num_cf_insts = 2;
1918 rdev->config.evergreen.sc_prim_fifo_size = 0x100;
1919 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1920 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1921 gb_addr_config = TURKS_GB_ADDR_CONFIG_GOLDEN;
1924 rdev->config.evergreen.num_ses = 1;
1925 rdev->config.evergreen.max_pipes = 2;
1926 rdev->config.evergreen.max_tile_pipes = 2;
1927 rdev->config.evergreen.max_simds = 2;
1928 rdev->config.evergreen.max_backends = 1 * rdev->config.evergreen.num_ses;
1929 rdev->config.evergreen.max_gprs = 256;
1930 rdev->config.evergreen.max_threads = 192;
1931 rdev->config.evergreen.max_gs_threads = 16;
1932 rdev->config.evergreen.max_stack_entries = 256;
1933 rdev->config.evergreen.sx_num_of_sets = 4;
1934 rdev->config.evergreen.sx_max_export_size = 128;
1935 rdev->config.evergreen.sx_max_export_pos_size = 32;
1936 rdev->config.evergreen.sx_max_export_smx_size = 96;
1937 rdev->config.evergreen.max_hw_contexts = 4;
1938 rdev->config.evergreen.sq_num_cf_insts = 1;
1940 rdev->config.evergreen.sc_prim_fifo_size = 0x40;
1941 rdev->config.evergreen.sc_hiz_tile_fifo_size = 0x30;
1942 rdev->config.evergreen.sc_earlyz_tile_fifo_size = 0x130;
1943 gb_addr_config = CAICOS_GB_ADDR_CONFIG_GOLDEN;
1947 /* Initialize HDP */
1948 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1949 WREG32((0x2c14 + j), 0x00000000);
1950 WREG32((0x2c18 + j), 0x00000000);
1951 WREG32((0x2c1c + j), 0x00000000);
1952 WREG32((0x2c20 + j), 0x00000000);
1953 WREG32((0x2c24 + j), 0x00000000);
1956 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1958 evergreen_fix_pci_max_read_req_size(rdev);
1960 mc_shared_chmap = RREG32(MC_SHARED_CHMAP);
1961 if ((rdev->family == CHIP_PALM) ||
1962 (rdev->family == CHIP_SUMO) ||
1963 (rdev->family == CHIP_SUMO2))
1964 mc_arb_ramcfg = RREG32(FUS_MC_ARB_RAMCFG);
1966 mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
1968 /* setup tiling info dword. gb_addr_config is not adequate since it does
1969 * not have bank info, so create a custom tiling dword.
1970 * bits 3:0 num_pipes
1971 * bits 7:4 num_banks
1972 * bits 11:8 group_size
1973 * bits 15:12 row_size
1975 rdev->config.evergreen.tile_config = 0;
1976 switch (rdev->config.evergreen.max_tile_pipes) {
1979 rdev->config.evergreen.tile_config |= (0 << 0);
1982 rdev->config.evergreen.tile_config |= (1 << 0);
1985 rdev->config.evergreen.tile_config |= (2 << 0);
1988 rdev->config.evergreen.tile_config |= (3 << 0);
1991 /* num banks is 8 on all fusion asics. 0 = 4, 1 = 8, 2 = 16 */
1992 if (rdev->flags & RADEON_IS_IGP)
1993 rdev->config.evergreen.tile_config |= 1 << 4;
1995 switch ((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT) {
1996 case 0: /* four banks */
1997 rdev->config.evergreen.tile_config |= 0 << 4;
1999 case 1: /* eight banks */
2000 rdev->config.evergreen.tile_config |= 1 << 4;
2002 case 2: /* sixteen banks */
2004 rdev->config.evergreen.tile_config |= 2 << 4;
2008 rdev->config.evergreen.tile_config |= 0 << 8;
2009 rdev->config.evergreen.tile_config |=
2010 ((gb_addr_config & 0x30000000) >> 28) << 12;
2012 num_shader_engines = (gb_addr_config & NUM_SHADER_ENGINES(3) >> 12) + 1;
2014 if ((rdev->family >= CHIP_CEDAR) && (rdev->family <= CHIP_HEMLOCK)) {
2018 WREG32(RCU_IND_INDEX, 0x204);
2019 efuse_straps_4 = RREG32(RCU_IND_DATA);
2020 WREG32(RCU_IND_INDEX, 0x203);
2021 efuse_straps_3 = RREG32(RCU_IND_DATA);
2022 tmp = (((efuse_straps_4 & 0xf) << 4) |
2023 ((efuse_straps_3 & 0xf0000000) >> 28));
2026 for (i = (rdev->config.evergreen.num_ses - 1); i >= 0; i--) {
2027 u32 rb_disable_bitmap;
2029 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
2030 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_INDEX(i));
2031 rb_disable_bitmap = (RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000) >> 16;
2033 tmp |= rb_disable_bitmap;
2036 /* enabled rb are just the one not disabled :) */
2037 disabled_rb_mask = tmp;
2039 WREG32(GRBM_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
2040 WREG32(RLC_GFX_INDEX, INSTANCE_BROADCAST_WRITES | SE_BROADCAST_WRITES);
2042 WREG32(GB_ADDR_CONFIG, gb_addr_config);
2043 WREG32(DMIF_ADDR_CONFIG, gb_addr_config);
2044 WREG32(HDP_ADDR_CONFIG, gb_addr_config);
2045 WREG32(DMA_TILING_CONFIG, gb_addr_config);
2047 if ((rdev->config.evergreen.max_backends == 1) &&
2048 (rdev->flags & RADEON_IS_IGP)) {
2049 if ((disabled_rb_mask & 3) == 1) {
2050 /* RB0 disabled, RB1 enabled */
2053 /* RB1 disabled, RB0 enabled */
2057 tmp = gb_addr_config & NUM_PIPES_MASK;
2058 tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.evergreen.max_backends,
2059 EVERGREEN_MAX_BACKENDS, disabled_rb_mask);
2061 WREG32(GB_BACKEND_MAP, tmp);
2063 WREG32(CGTS_SYS_TCC_DISABLE, 0);
2064 WREG32(CGTS_TCC_DISABLE, 0);
2065 WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
2066 WREG32(CGTS_USER_TCC_DISABLE, 0);
2068 /* set HW defaults for 3D engine */
2069 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
2070 ROQ_IB2_START(0x2b)));
2072 WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
2074 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
2079 sx_debug_1 = RREG32(SX_DEBUG_1);
2080 sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
2081 WREG32(SX_DEBUG_1, sx_debug_1);
2084 smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
2085 smx_dc_ctl0 &= ~NUMBER_OF_SETS(0x1ff);
2086 smx_dc_ctl0 |= NUMBER_OF_SETS(rdev->config.evergreen.sx_num_of_sets);
2087 WREG32(SMX_DC_CTL0, smx_dc_ctl0);
2089 if (rdev->family <= CHIP_SUMO2)
2090 WREG32(SMX_SAR_CTL0, 0x00010000);
2092 WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_size / 4) - 1) |
2093 POSITION_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_pos_size / 4) - 1) |
2094 SMX_BUFFER_SIZE((rdev->config.evergreen.sx_max_export_smx_size / 4) - 1)));
2096 WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.evergreen.sc_prim_fifo_size) |
2097 SC_HIZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_hiz_tile_fifo_size) |
2098 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.evergreen.sc_earlyz_tile_fifo_size)));
2100 WREG32(VGT_NUM_INSTANCES, 1);
2101 WREG32(SPI_CONFIG_CNTL, 0);
2102 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
2103 WREG32(CP_PERFMON_CNTL, 0);
2105 WREG32(SQ_MS_FIFO_SIZES, (CACHE_FIFO_SIZE(16 * rdev->config.evergreen.sq_num_cf_insts) |
2106 FETCH_FIFO_HIWATER(0x4) |
2107 DONE_FIFO_HIWATER(0xe0) |
2108 ALU_UPDATE_FIFO_HIWATER(0x8)));
2110 sq_config = RREG32(SQ_CONFIG);
2111 sq_config &= ~(PS_PRIO(3) |
2115 sq_config |= (VC_ENABLE |
2122 switch (rdev->family) {
2128 /* no vertex cache */
2129 sq_config &= ~VC_ENABLE;
2135 sq_lds_resource_mgmt = RREG32(SQ_LDS_RESOURCE_MGMT);
2137 sq_gpr_resource_mgmt_1 = NUM_PS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2))* 12 / 32);
2138 sq_gpr_resource_mgmt_1 |= NUM_VS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 6 / 32);
2139 sq_gpr_resource_mgmt_1 |= NUM_CLAUSE_TEMP_GPRS(4);
2140 sq_gpr_resource_mgmt_2 = NUM_GS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
2141 sq_gpr_resource_mgmt_2 |= NUM_ES_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 4 / 32);
2142 sq_gpr_resource_mgmt_3 = NUM_HS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
2143 sq_gpr_resource_mgmt_3 |= NUM_LS_GPRS((rdev->config.evergreen.max_gprs - (4 * 2)) * 3 / 32);
2145 switch (rdev->family) {
2150 ps_thread_count = 96;
2153 ps_thread_count = 128;
2157 sq_thread_resource_mgmt = NUM_PS_THREADS(ps_thread_count);
2158 sq_thread_resource_mgmt |= NUM_VS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
2159 sq_thread_resource_mgmt |= NUM_GS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
2160 sq_thread_resource_mgmt |= NUM_ES_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
2161 sq_thread_resource_mgmt_2 = NUM_HS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
2162 sq_thread_resource_mgmt_2 |= NUM_LS_THREADS((((rdev->config.evergreen.max_threads - ps_thread_count) / 6) / 8) * 8);
2164 sq_stack_resource_mgmt_1 = NUM_PS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
2165 sq_stack_resource_mgmt_1 |= NUM_VS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
2166 sq_stack_resource_mgmt_2 = NUM_GS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
2167 sq_stack_resource_mgmt_2 |= NUM_ES_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
2168 sq_stack_resource_mgmt_3 = NUM_HS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
2169 sq_stack_resource_mgmt_3 |= NUM_LS_STACK_ENTRIES((rdev->config.evergreen.max_stack_entries * 1) / 6);
2171 WREG32(SQ_CONFIG, sq_config);
2172 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
2173 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
2174 WREG32(SQ_GPR_RESOURCE_MGMT_3, sq_gpr_resource_mgmt_3);
2175 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
2176 WREG32(SQ_THREAD_RESOURCE_MGMT_2, sq_thread_resource_mgmt_2);
2177 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
2178 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
2179 WREG32(SQ_STACK_RESOURCE_MGMT_3, sq_stack_resource_mgmt_3);
2180 WREG32(SQ_DYN_GPR_CNTL_PS_FLUSH_REQ, 0);
2181 WREG32(SQ_LDS_RESOURCE_MGMT, sq_lds_resource_mgmt);
2183 WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
2184 FORCE_EOV_MAX_REZ_CNT(255)));
2186 switch (rdev->family) {
2192 vgt_cache_invalidation = CACHE_INVALIDATION(TC_ONLY);
2195 vgt_cache_invalidation = CACHE_INVALIDATION(VC_AND_TC);
2198 vgt_cache_invalidation |= AUTO_INVLD_EN(ES_AND_GS_AUTO);
2199 WREG32(VGT_CACHE_INVALIDATION, vgt_cache_invalidation);
2201 WREG32(VGT_GS_VERTEX_REUSE, 16);
2202 WREG32(PA_SU_LINE_STIPPLE_VALUE, 0);
2203 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
2205 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, 14);
2206 WREG32(VGT_OUT_DEALLOC_CNTL, 16);
2208 WREG32(CB_PERF_CTR0_SEL_0, 0);
2209 WREG32(CB_PERF_CTR0_SEL_1, 0);
2210 WREG32(CB_PERF_CTR1_SEL_0, 0);
2211 WREG32(CB_PERF_CTR1_SEL_1, 0);
2212 WREG32(CB_PERF_CTR2_SEL_0, 0);
2213 WREG32(CB_PERF_CTR2_SEL_1, 0);
2214 WREG32(CB_PERF_CTR3_SEL_0, 0);
2215 WREG32(CB_PERF_CTR3_SEL_1, 0);
2217 /* clear render buffer base addresses */
2218 WREG32(CB_COLOR0_BASE, 0);
2219 WREG32(CB_COLOR1_BASE, 0);
2220 WREG32(CB_COLOR2_BASE, 0);
2221 WREG32(CB_COLOR3_BASE, 0);
2222 WREG32(CB_COLOR4_BASE, 0);
2223 WREG32(CB_COLOR5_BASE, 0);
2224 WREG32(CB_COLOR6_BASE, 0);
2225 WREG32(CB_COLOR7_BASE, 0);
2226 WREG32(CB_COLOR8_BASE, 0);
2227 WREG32(CB_COLOR9_BASE, 0);
2228 WREG32(CB_COLOR10_BASE, 0);
2229 WREG32(CB_COLOR11_BASE, 0);
2231 /* set the shader const cache sizes to 0 */
2232 for (i = SQ_ALU_CONST_BUFFER_SIZE_PS_0; i < 0x28200; i += 4)
2234 for (i = SQ_ALU_CONST_BUFFER_SIZE_HS_0; i < 0x29000; i += 4)
2237 tmp = RREG32(HDP_MISC_CNTL);
2238 tmp |= HDP_FLUSH_INVALIDATE_CACHE;
2239 WREG32(HDP_MISC_CNTL, tmp);
2241 hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
2242 WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
2244 WREG32(PA_CL_ENHANCE, CLIP_VTX_REORDER_ENA | NUM_CLIP_SEQ(3));
2250 int evergreen_mc_init(struct radeon_device *rdev)
2253 int chansize, numchan;
2255 /* Get VRAM informations */
2256 rdev->mc.vram_is_ddr = true;
2257 if ((rdev->family == CHIP_PALM) ||
2258 (rdev->family == CHIP_SUMO) ||
2259 (rdev->family == CHIP_SUMO2))
2260 tmp = RREG32(FUS_MC_ARB_RAMCFG);
2262 tmp = RREG32(MC_ARB_RAMCFG);
2263 if (tmp & CHANSIZE_OVERRIDE) {
2265 } else if (tmp & CHANSIZE_MASK) {
2270 tmp = RREG32(MC_SHARED_CHMAP);
2271 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
2286 rdev->mc.vram_width = numchan * chansize;
2287 /* Could aper size report 0 ? */
2288 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
2289 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
2290 /* Setup GPU memory space */
2291 if ((rdev->family == CHIP_PALM) ||
2292 (rdev->family == CHIP_SUMO) ||
2293 (rdev->family == CHIP_SUMO2)) {
2294 /* size in bytes on fusion */
2295 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
2296 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
2298 /* size in MB on evergreen/cayman/tn */
2299 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024;
2300 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE) * 1024 * 1024;
2302 rdev->mc.visible_vram_size = rdev->mc.aper_size;
2303 r700_vram_gtt_location(rdev, &rdev->mc);
2304 radeon_update_bandwidth_info(rdev);
2309 bool evergreen_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
2313 u32 grbm_status_se0, grbm_status_se1;
2315 srbm_status = RREG32(SRBM_STATUS);
2316 grbm_status = RREG32(GRBM_STATUS);
2317 grbm_status_se0 = RREG32(GRBM_STATUS_SE0);
2318 grbm_status_se1 = RREG32(GRBM_STATUS_SE1);
2319 if (!(grbm_status & GUI_ACTIVE)) {
2320 radeon_ring_lockup_update(ring);
2323 /* force CP activities */
2324 radeon_ring_force_activity(rdev, ring);
2325 return radeon_ring_test_lockup(rdev, ring);
2328 static void evergreen_gpu_soft_reset_gfx(struct radeon_device *rdev)
2332 if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
2335 dev_info(rdev->dev, " GRBM_STATUS = 0x%08X\n",
2336 RREG32(GRBM_STATUS));
2337 dev_info(rdev->dev, " GRBM_STATUS_SE0 = 0x%08X\n",
2338 RREG32(GRBM_STATUS_SE0));
2339 dev_info(rdev->dev, " GRBM_STATUS_SE1 = 0x%08X\n",
2340 RREG32(GRBM_STATUS_SE1));
2341 dev_info(rdev->dev, " SRBM_STATUS = 0x%08X\n",
2342 RREG32(SRBM_STATUS));
2343 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
2344 RREG32(CP_STALLED_STAT1));
2345 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
2346 RREG32(CP_STALLED_STAT2));
2347 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
2348 RREG32(CP_BUSY_STAT));
2349 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
2352 /* Disable CP parsing/prefetching */
2353 WREG32(CP_ME_CNTL, CP_ME_HALT | CP_PFP_HALT);
2355 /* reset all the gfx blocks */
2356 grbm_reset = (SOFT_RESET_CP |
2369 dev_info(rdev->dev, " GRBM_SOFT_RESET=0x%08X\n", grbm_reset);
2370 WREG32(GRBM_SOFT_RESET, grbm_reset);
2371 (void)RREG32(GRBM_SOFT_RESET);
2373 WREG32(GRBM_SOFT_RESET, 0);
2374 (void)RREG32(GRBM_SOFT_RESET);
2376 dev_info(rdev->dev, " GRBM_STATUS = 0x%08X\n",
2377 RREG32(GRBM_STATUS));
2378 dev_info(rdev->dev, " GRBM_STATUS_SE0 = 0x%08X\n",
2379 RREG32(GRBM_STATUS_SE0));
2380 dev_info(rdev->dev, " GRBM_STATUS_SE1 = 0x%08X\n",
2381 RREG32(GRBM_STATUS_SE1));
2382 dev_info(rdev->dev, " SRBM_STATUS = 0x%08X\n",
2383 RREG32(SRBM_STATUS));
2384 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
2385 RREG32(CP_STALLED_STAT1));
2386 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
2387 RREG32(CP_STALLED_STAT2));
2388 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
2389 RREG32(CP_BUSY_STAT));
2390 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
2394 static void evergreen_gpu_soft_reset_dma(struct radeon_device *rdev)
2398 if (RREG32(DMA_STATUS_REG) & DMA_IDLE)
2401 dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
2402 RREG32(DMA_STATUS_REG));
2405 tmp = RREG32(DMA_RB_CNTL);
2406 tmp &= ~DMA_RB_ENABLE;
2407 WREG32(DMA_RB_CNTL, tmp);
2410 WREG32(SRBM_SOFT_RESET, SOFT_RESET_DMA);
2411 RREG32(SRBM_SOFT_RESET);
2413 WREG32(SRBM_SOFT_RESET, 0);
2415 dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
2416 RREG32(DMA_STATUS_REG));
2419 static int evergreen_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
2421 struct evergreen_mc_save save;
2423 if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
2424 reset_mask &= ~(RADEON_RESET_GFX | RADEON_RESET_COMPUTE);
2426 if (RREG32(DMA_STATUS_REG) & DMA_IDLE)
2427 reset_mask &= ~RADEON_RESET_DMA;
2429 if (reset_mask == 0)
2432 dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
2434 evergreen_mc_stop(rdev, &save);
2435 if (evergreen_mc_wait_for_idle(rdev)) {
2436 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
2439 if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE))
2440 evergreen_gpu_soft_reset_gfx(rdev);
2442 if (reset_mask & RADEON_RESET_DMA)
2443 evergreen_gpu_soft_reset_dma(rdev);
2445 /* Wait a little for things to settle down */
2448 evergreen_mc_resume(rdev, &save);
2452 int evergreen_asic_reset(struct radeon_device *rdev)
2454 return evergreen_gpu_soft_reset(rdev, (RADEON_RESET_GFX |
2455 RADEON_RESET_COMPUTE |
2461 u32 evergreen_get_vblank_counter(struct radeon_device *rdev, int crtc)
2463 if (crtc >= rdev->num_crtc)
2466 return RREG32(CRTC_STATUS_FRAME_COUNT + crtc_offsets[crtc]);
2469 void evergreen_disable_interrupt_state(struct radeon_device *rdev)
2473 if (rdev->family >= CHIP_CAYMAN) {
2474 cayman_cp_int_cntl_setup(rdev, 0,
2475 CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
2476 cayman_cp_int_cntl_setup(rdev, 1, 0);
2477 cayman_cp_int_cntl_setup(rdev, 2, 0);
2478 tmp = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE;
2479 WREG32(CAYMAN_DMA1_CNTL, tmp);
2481 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
2482 tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
2483 WREG32(DMA_CNTL, tmp);
2484 WREG32(GRBM_INT_CNTL, 0);
2485 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
2486 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
2487 if (rdev->num_crtc >= 4) {
2488 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
2489 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
2491 if (rdev->num_crtc >= 6) {
2492 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
2493 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
2496 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, 0);
2497 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, 0);
2498 if (rdev->num_crtc >= 4) {
2499 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, 0);
2500 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, 0);
2502 if (rdev->num_crtc >= 6) {
2503 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, 0);
2504 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, 0);
2507 /* only one DAC on DCE6 */
2508 if (!ASIC_IS_DCE6(rdev))
2509 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
2510 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
2512 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2513 WREG32(DC_HPD1_INT_CONTROL, tmp);
2514 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2515 WREG32(DC_HPD2_INT_CONTROL, tmp);
2516 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2517 WREG32(DC_HPD3_INT_CONTROL, tmp);
2518 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2519 WREG32(DC_HPD4_INT_CONTROL, tmp);
2520 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2521 WREG32(DC_HPD5_INT_CONTROL, tmp);
2522 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2523 WREG32(DC_HPD6_INT_CONTROL, tmp);
2527 int evergreen_irq_set(struct radeon_device *rdev)
2529 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
2530 u32 cp_int_cntl1 = 0, cp_int_cntl2 = 0;
2531 u32 crtc1 = 0, crtc2 = 0, crtc3 = 0, crtc4 = 0, crtc5 = 0, crtc6 = 0;
2532 u32 hpd1, hpd2, hpd3, hpd4, hpd5, hpd6;
2533 u32 grbm_int_cntl = 0;
2534 u32 grph1 = 0, grph2 = 0, grph3 = 0, grph4 = 0, grph5 = 0, grph6 = 0;
2535 u32 afmt1 = 0, afmt2 = 0, afmt3 = 0, afmt4 = 0, afmt5 = 0, afmt6 = 0;
2536 u32 dma_cntl, dma_cntl1 = 0;
2538 if (!rdev->irq.installed) {
2539 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
2542 /* don't enable anything if the ih is disabled */
2543 if (!rdev->ih.enabled) {
2544 r600_disable_interrupts(rdev);
2545 /* force the active interrupt state to all disabled */
2546 evergreen_disable_interrupt_state(rdev);
2550 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
2551 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
2552 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
2553 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
2554 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
2555 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
2557 afmt1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
2558 afmt2 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
2559 afmt3 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
2560 afmt4 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
2561 afmt5 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
2562 afmt6 = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
2564 dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
2566 if (rdev->family >= CHIP_CAYMAN) {
2567 /* enable CP interrupts on all rings */
2568 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
2569 DRM_DEBUG("evergreen_irq_set: sw int gfx\n");
2570 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
2572 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP1_INDEX])) {
2573 DRM_DEBUG("evergreen_irq_set: sw int cp1\n");
2574 cp_int_cntl1 |= TIME_STAMP_INT_ENABLE;
2576 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_CP2_INDEX])) {
2577 DRM_DEBUG("evergreen_irq_set: sw int cp2\n");
2578 cp_int_cntl2 |= TIME_STAMP_INT_ENABLE;
2581 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
2582 DRM_DEBUG("evergreen_irq_set: sw int gfx\n");
2583 cp_int_cntl |= RB_INT_ENABLE;
2584 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
2588 if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
2589 DRM_DEBUG("r600_irq_set: sw int dma\n");
2590 dma_cntl |= TRAP_ENABLE;
2593 if (rdev->family >= CHIP_CAYMAN) {
2594 dma_cntl1 = RREG32(CAYMAN_DMA1_CNTL) & ~TRAP_ENABLE;
2595 if (atomic_read(&rdev->irq.ring_int[CAYMAN_RING_TYPE_DMA1_INDEX])) {
2596 DRM_DEBUG("r600_irq_set: sw int dma1\n");
2597 dma_cntl1 |= TRAP_ENABLE;
2601 if (rdev->irq.crtc_vblank_int[0] ||
2602 atomic_read(&rdev->irq.pflip[0])) {
2603 DRM_DEBUG("evergreen_irq_set: vblank 0\n");
2604 crtc1 |= VBLANK_INT_MASK;
2606 if (rdev->irq.crtc_vblank_int[1] ||
2607 atomic_read(&rdev->irq.pflip[1])) {
2608 DRM_DEBUG("evergreen_irq_set: vblank 1\n");
2609 crtc2 |= VBLANK_INT_MASK;
2611 if (rdev->irq.crtc_vblank_int[2] ||
2612 atomic_read(&rdev->irq.pflip[2])) {
2613 DRM_DEBUG("evergreen_irq_set: vblank 2\n");
2614 crtc3 |= VBLANK_INT_MASK;
2616 if (rdev->irq.crtc_vblank_int[3] ||
2617 atomic_read(&rdev->irq.pflip[3])) {
2618 DRM_DEBUG("evergreen_irq_set: vblank 3\n");
2619 crtc4 |= VBLANK_INT_MASK;
2621 if (rdev->irq.crtc_vblank_int[4] ||
2622 atomic_read(&rdev->irq.pflip[4])) {
2623 DRM_DEBUG("evergreen_irq_set: vblank 4\n");
2624 crtc5 |= VBLANK_INT_MASK;
2626 if (rdev->irq.crtc_vblank_int[5] ||
2627 atomic_read(&rdev->irq.pflip[5])) {
2628 DRM_DEBUG("evergreen_irq_set: vblank 5\n");
2629 crtc6 |= VBLANK_INT_MASK;
2631 if (rdev->irq.hpd[0]) {
2632 DRM_DEBUG("evergreen_irq_set: hpd 1\n");
2633 hpd1 |= DC_HPDx_INT_EN;
2635 if (rdev->irq.hpd[1]) {
2636 DRM_DEBUG("evergreen_irq_set: hpd 2\n");
2637 hpd2 |= DC_HPDx_INT_EN;
2639 if (rdev->irq.hpd[2]) {
2640 DRM_DEBUG("evergreen_irq_set: hpd 3\n");
2641 hpd3 |= DC_HPDx_INT_EN;
2643 if (rdev->irq.hpd[3]) {
2644 DRM_DEBUG("evergreen_irq_set: hpd 4\n");
2645 hpd4 |= DC_HPDx_INT_EN;
2647 if (rdev->irq.hpd[4]) {
2648 DRM_DEBUG("evergreen_irq_set: hpd 5\n");
2649 hpd5 |= DC_HPDx_INT_EN;
2651 if (rdev->irq.hpd[5]) {
2652 DRM_DEBUG("evergreen_irq_set: hpd 6\n");
2653 hpd6 |= DC_HPDx_INT_EN;
2655 if (rdev->irq.afmt[0]) {
2656 DRM_DEBUG("evergreen_irq_set: hdmi 0\n");
2657 afmt1 |= AFMT_AZ_FORMAT_WTRIG_MASK;
2659 if (rdev->irq.afmt[1]) {
2660 DRM_DEBUG("evergreen_irq_set: hdmi 1\n");
2661 afmt2 |= AFMT_AZ_FORMAT_WTRIG_MASK;
2663 if (rdev->irq.afmt[2]) {
2664 DRM_DEBUG("evergreen_irq_set: hdmi 2\n");
2665 afmt3 |= AFMT_AZ_FORMAT_WTRIG_MASK;
2667 if (rdev->irq.afmt[3]) {
2668 DRM_DEBUG("evergreen_irq_set: hdmi 3\n");
2669 afmt4 |= AFMT_AZ_FORMAT_WTRIG_MASK;
2671 if (rdev->irq.afmt[4]) {
2672 DRM_DEBUG("evergreen_irq_set: hdmi 4\n");
2673 afmt5 |= AFMT_AZ_FORMAT_WTRIG_MASK;
2675 if (rdev->irq.afmt[5]) {
2676 DRM_DEBUG("evergreen_irq_set: hdmi 5\n");
2677 afmt6 |= AFMT_AZ_FORMAT_WTRIG_MASK;
2680 if (rdev->family >= CHIP_CAYMAN) {
2681 cayman_cp_int_cntl_setup(rdev, 0, cp_int_cntl);
2682 cayman_cp_int_cntl_setup(rdev, 1, cp_int_cntl1);
2683 cayman_cp_int_cntl_setup(rdev, 2, cp_int_cntl2);
2685 WREG32(CP_INT_CNTL, cp_int_cntl);
2687 WREG32(DMA_CNTL, dma_cntl);
2689 if (rdev->family >= CHIP_CAYMAN)
2690 WREG32(CAYMAN_DMA1_CNTL, dma_cntl1);
2692 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
2694 WREG32(INT_MASK + EVERGREEN_CRTC0_REGISTER_OFFSET, crtc1);
2695 WREG32(INT_MASK + EVERGREEN_CRTC1_REGISTER_OFFSET, crtc2);
2696 if (rdev->num_crtc >= 4) {
2697 WREG32(INT_MASK + EVERGREEN_CRTC2_REGISTER_OFFSET, crtc3);
2698 WREG32(INT_MASK + EVERGREEN_CRTC3_REGISTER_OFFSET, crtc4);
2700 if (rdev->num_crtc >= 6) {
2701 WREG32(INT_MASK + EVERGREEN_CRTC4_REGISTER_OFFSET, crtc5);
2702 WREG32(INT_MASK + EVERGREEN_CRTC5_REGISTER_OFFSET, crtc6);
2705 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, grph1);
2706 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, grph2);
2707 if (rdev->num_crtc >= 4) {
2708 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, grph3);
2709 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, grph4);
2711 if (rdev->num_crtc >= 6) {
2712 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, grph5);
2713 WREG32(GRPH_INT_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, grph6);
2716 WREG32(DC_HPD1_INT_CONTROL, hpd1);
2717 WREG32(DC_HPD2_INT_CONTROL, hpd2);
2718 WREG32(DC_HPD3_INT_CONTROL, hpd3);
2719 WREG32(DC_HPD4_INT_CONTROL, hpd4);
2720 WREG32(DC_HPD5_INT_CONTROL, hpd5);
2721 WREG32(DC_HPD6_INT_CONTROL, hpd6);
2723 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, afmt1);
2724 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, afmt2);
2725 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, afmt3);
2726 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, afmt4);
2727 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, afmt5);
2728 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, afmt6);
2733 static void evergreen_irq_ack(struct radeon_device *rdev)
2737 rdev->irq.stat_regs.evergreen.disp_int = RREG32(DISP_INTERRUPT_STATUS);
2738 rdev->irq.stat_regs.evergreen.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
2739 rdev->irq.stat_regs.evergreen.disp_int_cont2 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE2);
2740 rdev->irq.stat_regs.evergreen.disp_int_cont3 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE3);
2741 rdev->irq.stat_regs.evergreen.disp_int_cont4 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE4);
2742 rdev->irq.stat_regs.evergreen.disp_int_cont5 = RREG32(DISP_INTERRUPT_STATUS_CONTINUE5);
2743 rdev->irq.stat_regs.evergreen.d1grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
2744 rdev->irq.stat_regs.evergreen.d2grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
2745 if (rdev->num_crtc >= 4) {
2746 rdev->irq.stat_regs.evergreen.d3grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET);
2747 rdev->irq.stat_regs.evergreen.d4grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET);
2749 if (rdev->num_crtc >= 6) {
2750 rdev->irq.stat_regs.evergreen.d5grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
2751 rdev->irq.stat_regs.evergreen.d6grph_int = RREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
2754 rdev->irq.stat_regs.evergreen.afmt_status1 = RREG32(AFMT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET);
2755 rdev->irq.stat_regs.evergreen.afmt_status2 = RREG32(AFMT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET);
2756 rdev->irq.stat_regs.evergreen.afmt_status3 = RREG32(AFMT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET);
2757 rdev->irq.stat_regs.evergreen.afmt_status4 = RREG32(AFMT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET);
2758 rdev->irq.stat_regs.evergreen.afmt_status5 = RREG32(AFMT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET);
2759 rdev->irq.stat_regs.evergreen.afmt_status6 = RREG32(AFMT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET);
2761 if (rdev->irq.stat_regs.evergreen.d1grph_int & GRPH_PFLIP_INT_OCCURRED)
2762 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
2763 if (rdev->irq.stat_regs.evergreen.d2grph_int & GRPH_PFLIP_INT_OCCURRED)
2764 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
2765 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT)
2766 WREG32(VBLANK_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VBLANK_ACK);
2767 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT)
2768 WREG32(VLINE_STATUS + EVERGREEN_CRTC0_REGISTER_OFFSET, VLINE_ACK);
2769 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT)
2770 WREG32(VBLANK_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VBLANK_ACK);
2771 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT)
2772 WREG32(VLINE_STATUS + EVERGREEN_CRTC1_REGISTER_OFFSET, VLINE_ACK);
2774 if (rdev->num_crtc >= 4) {
2775 if (rdev->irq.stat_regs.evergreen.d3grph_int & GRPH_PFLIP_INT_OCCURRED)
2776 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
2777 if (rdev->irq.stat_regs.evergreen.d4grph_int & GRPH_PFLIP_INT_OCCURRED)
2778 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
2779 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT)
2780 WREG32(VBLANK_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VBLANK_ACK);
2781 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT)
2782 WREG32(VLINE_STATUS + EVERGREEN_CRTC2_REGISTER_OFFSET, VLINE_ACK);
2783 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT)
2784 WREG32(VBLANK_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VBLANK_ACK);
2785 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT)
2786 WREG32(VLINE_STATUS + EVERGREEN_CRTC3_REGISTER_OFFSET, VLINE_ACK);
2789 if (rdev->num_crtc >= 6) {
2790 if (rdev->irq.stat_regs.evergreen.d5grph_int & GRPH_PFLIP_INT_OCCURRED)
2791 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
2792 if (rdev->irq.stat_regs.evergreen.d6grph_int & GRPH_PFLIP_INT_OCCURRED)
2793 WREG32(GRPH_INT_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, GRPH_PFLIP_INT_CLEAR);
2794 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT)
2795 WREG32(VBLANK_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VBLANK_ACK);
2796 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT)
2797 WREG32(VLINE_STATUS + EVERGREEN_CRTC4_REGISTER_OFFSET, VLINE_ACK);
2798 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT)
2799 WREG32(VBLANK_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VBLANK_ACK);
2800 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT)
2801 WREG32(VLINE_STATUS + EVERGREEN_CRTC5_REGISTER_OFFSET, VLINE_ACK);
2804 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
2805 tmp = RREG32(DC_HPD1_INT_CONTROL);
2806 tmp |= DC_HPDx_INT_ACK;
2807 WREG32(DC_HPD1_INT_CONTROL, tmp);
2809 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
2810 tmp = RREG32(DC_HPD2_INT_CONTROL);
2811 tmp |= DC_HPDx_INT_ACK;
2812 WREG32(DC_HPD2_INT_CONTROL, tmp);
2814 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
2815 tmp = RREG32(DC_HPD3_INT_CONTROL);
2816 tmp |= DC_HPDx_INT_ACK;
2817 WREG32(DC_HPD3_INT_CONTROL, tmp);
2819 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
2820 tmp = RREG32(DC_HPD4_INT_CONTROL);
2821 tmp |= DC_HPDx_INT_ACK;
2822 WREG32(DC_HPD4_INT_CONTROL, tmp);
2824 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
2825 tmp = RREG32(DC_HPD5_INT_CONTROL);
2826 tmp |= DC_HPDx_INT_ACK;
2827 WREG32(DC_HPD5_INT_CONTROL, tmp);
2829 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
2830 tmp = RREG32(DC_HPD5_INT_CONTROL);
2831 tmp |= DC_HPDx_INT_ACK;
2832 WREG32(DC_HPD6_INT_CONTROL, tmp);
2834 if (rdev->irq.stat_regs.evergreen.afmt_status1 & AFMT_AZ_FORMAT_WTRIG) {
2835 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET);
2836 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
2837 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC0_REGISTER_OFFSET, tmp);
2839 if (rdev->irq.stat_regs.evergreen.afmt_status2 & AFMT_AZ_FORMAT_WTRIG) {
2840 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET);
2841 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
2842 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC1_REGISTER_OFFSET, tmp);
2844 if (rdev->irq.stat_regs.evergreen.afmt_status3 & AFMT_AZ_FORMAT_WTRIG) {
2845 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET);
2846 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
2847 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC2_REGISTER_OFFSET, tmp);
2849 if (rdev->irq.stat_regs.evergreen.afmt_status4 & AFMT_AZ_FORMAT_WTRIG) {
2850 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET);
2851 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
2852 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC3_REGISTER_OFFSET, tmp);
2854 if (rdev->irq.stat_regs.evergreen.afmt_status5 & AFMT_AZ_FORMAT_WTRIG) {
2855 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET);
2856 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
2857 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC4_REGISTER_OFFSET, tmp);
2859 if (rdev->irq.stat_regs.evergreen.afmt_status6 & AFMT_AZ_FORMAT_WTRIG) {
2860 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET);
2861 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
2862 WREG32(AFMT_AUDIO_PACKET_CONTROL + EVERGREEN_CRTC5_REGISTER_OFFSET, tmp);
2866 static void evergreen_irq_disable(struct radeon_device *rdev)
2868 r600_disable_interrupts(rdev);
2869 /* Wait and acknowledge irq */
2871 evergreen_irq_ack(rdev);
2872 evergreen_disable_interrupt_state(rdev);
2875 void evergreen_irq_suspend(struct radeon_device *rdev)
2877 evergreen_irq_disable(rdev);
2878 r600_rlc_stop(rdev);
2881 static u32 evergreen_get_ih_wptr(struct radeon_device *rdev)
2885 if (rdev->wb.enabled)
2886 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
2888 wptr = RREG32(IH_RB_WPTR);
2890 if (wptr & RB_OVERFLOW) {
2891 /* When a ring buffer overflow happen start parsing interrupt
2892 * from the last not overwritten vector (wptr + 16). Hopefully
2893 * this should allow us to catchup.
2895 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
2896 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
2897 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
2898 tmp = RREG32(IH_RB_CNTL);
2899 tmp |= IH_WPTR_OVERFLOW_CLEAR;
2900 WREG32(IH_RB_CNTL, tmp);
2902 return (wptr & rdev->ih.ptr_mask);
2905 int evergreen_irq_process(struct radeon_device *rdev)
2909 u32 src_id, src_data;
2911 bool queue_hotplug = false;
2912 bool queue_hdmi = false;
2914 if (!rdev->ih.enabled || rdev->shutdown)
2917 wptr = evergreen_get_ih_wptr(rdev);
2920 /* is somebody else already processing irqs? */
2921 if (atomic_xchg(&rdev->ih.lock, 1))
2924 rptr = rdev->ih.rptr;
2925 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
2927 /* Order reading of wptr vs. reading of IH ring data */
2930 /* display interrupts */
2931 evergreen_irq_ack(rdev);
2933 while (rptr != wptr) {
2934 /* wptr/rptr are in bytes! */
2935 ring_index = rptr / 4;
2936 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
2937 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
2940 case 1: /* D1 vblank/vline */
2942 case 0: /* D1 vblank */
2943 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VBLANK_INTERRUPT) {
2944 if (rdev->irq.crtc_vblank_int[0]) {
2945 drm_handle_vblank(rdev->ddev, 0);
2946 rdev->pm.vblank_sync = true;
2947 wake_up(&rdev->irq.vblank_queue);
2949 if (atomic_read(&rdev->irq.pflip[0]))
2950 radeon_crtc_handle_flip(rdev, 0);
2951 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
2952 DRM_DEBUG("IH: D1 vblank\n");
2955 case 1: /* D1 vline */
2956 if (rdev->irq.stat_regs.evergreen.disp_int & LB_D1_VLINE_INTERRUPT) {
2957 rdev->irq.stat_regs.evergreen.disp_int &= ~LB_D1_VLINE_INTERRUPT;
2958 DRM_DEBUG("IH: D1 vline\n");
2962 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
2966 case 2: /* D2 vblank/vline */
2968 case 0: /* D2 vblank */
2969 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VBLANK_INTERRUPT) {
2970 if (rdev->irq.crtc_vblank_int[1]) {
2971 drm_handle_vblank(rdev->ddev, 1);
2972 rdev->pm.vblank_sync = true;
2973 wake_up(&rdev->irq.vblank_queue);
2975 if (atomic_read(&rdev->irq.pflip[1]))
2976 radeon_crtc_handle_flip(rdev, 1);
2977 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VBLANK_INTERRUPT;
2978 DRM_DEBUG("IH: D2 vblank\n");
2981 case 1: /* D2 vline */
2982 if (rdev->irq.stat_regs.evergreen.disp_int_cont & LB_D2_VLINE_INTERRUPT) {
2983 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~LB_D2_VLINE_INTERRUPT;
2984 DRM_DEBUG("IH: D2 vline\n");
2988 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
2992 case 3: /* D3 vblank/vline */
2994 case 0: /* D3 vblank */
2995 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VBLANK_INTERRUPT) {
2996 if (rdev->irq.crtc_vblank_int[2]) {
2997 drm_handle_vblank(rdev->ddev, 2);
2998 rdev->pm.vblank_sync = true;
2999 wake_up(&rdev->irq.vblank_queue);
3001 if (atomic_read(&rdev->irq.pflip[2]))
3002 radeon_crtc_handle_flip(rdev, 2);
3003 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VBLANK_INTERRUPT;
3004 DRM_DEBUG("IH: D3 vblank\n");
3007 case 1: /* D3 vline */
3008 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & LB_D3_VLINE_INTERRUPT) {
3009 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~LB_D3_VLINE_INTERRUPT;
3010 DRM_DEBUG("IH: D3 vline\n");
3014 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3018 case 4: /* D4 vblank/vline */
3020 case 0: /* D4 vblank */
3021 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VBLANK_INTERRUPT) {
3022 if (rdev->irq.crtc_vblank_int[3]) {
3023 drm_handle_vblank(rdev->ddev, 3);
3024 rdev->pm.vblank_sync = true;
3025 wake_up(&rdev->irq.vblank_queue);
3027 if (atomic_read(&rdev->irq.pflip[3]))
3028 radeon_crtc_handle_flip(rdev, 3);
3029 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VBLANK_INTERRUPT;
3030 DRM_DEBUG("IH: D4 vblank\n");
3033 case 1: /* D4 vline */
3034 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & LB_D4_VLINE_INTERRUPT) {
3035 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~LB_D4_VLINE_INTERRUPT;
3036 DRM_DEBUG("IH: D4 vline\n");
3040 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3044 case 5: /* D5 vblank/vline */
3046 case 0: /* D5 vblank */
3047 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VBLANK_INTERRUPT) {
3048 if (rdev->irq.crtc_vblank_int[4]) {
3049 drm_handle_vblank(rdev->ddev, 4);
3050 rdev->pm.vblank_sync = true;
3051 wake_up(&rdev->irq.vblank_queue);
3053 if (atomic_read(&rdev->irq.pflip[4]))
3054 radeon_crtc_handle_flip(rdev, 4);
3055 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VBLANK_INTERRUPT;
3056 DRM_DEBUG("IH: D5 vblank\n");
3059 case 1: /* D5 vline */
3060 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & LB_D5_VLINE_INTERRUPT) {
3061 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~LB_D5_VLINE_INTERRUPT;
3062 DRM_DEBUG("IH: D5 vline\n");
3066 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3070 case 6: /* D6 vblank/vline */
3072 case 0: /* D6 vblank */
3073 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VBLANK_INTERRUPT) {
3074 if (rdev->irq.crtc_vblank_int[5]) {
3075 drm_handle_vblank(rdev->ddev, 5);
3076 rdev->pm.vblank_sync = true;
3077 wake_up(&rdev->irq.vblank_queue);
3079 if (atomic_read(&rdev->irq.pflip[5]))
3080 radeon_crtc_handle_flip(rdev, 5);
3081 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VBLANK_INTERRUPT;
3082 DRM_DEBUG("IH: D6 vblank\n");
3085 case 1: /* D6 vline */
3086 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & LB_D6_VLINE_INTERRUPT) {
3087 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~LB_D6_VLINE_INTERRUPT;
3088 DRM_DEBUG("IH: D6 vline\n");
3092 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3096 case 42: /* HPD hotplug */
3099 if (rdev->irq.stat_regs.evergreen.disp_int & DC_HPD1_INTERRUPT) {
3100 rdev->irq.stat_regs.evergreen.disp_int &= ~DC_HPD1_INTERRUPT;
3101 queue_hotplug = true;
3102 DRM_DEBUG("IH: HPD1\n");
3106 if (rdev->irq.stat_regs.evergreen.disp_int_cont & DC_HPD2_INTERRUPT) {
3107 rdev->irq.stat_regs.evergreen.disp_int_cont &= ~DC_HPD2_INTERRUPT;
3108 queue_hotplug = true;
3109 DRM_DEBUG("IH: HPD2\n");
3113 if (rdev->irq.stat_regs.evergreen.disp_int_cont2 & DC_HPD3_INTERRUPT) {
3114 rdev->irq.stat_regs.evergreen.disp_int_cont2 &= ~DC_HPD3_INTERRUPT;
3115 queue_hotplug = true;
3116 DRM_DEBUG("IH: HPD3\n");
3120 if (rdev->irq.stat_regs.evergreen.disp_int_cont3 & DC_HPD4_INTERRUPT) {
3121 rdev->irq.stat_regs.evergreen.disp_int_cont3 &= ~DC_HPD4_INTERRUPT;
3122 queue_hotplug = true;
3123 DRM_DEBUG("IH: HPD4\n");
3127 if (rdev->irq.stat_regs.evergreen.disp_int_cont4 & DC_HPD5_INTERRUPT) {
3128 rdev->irq.stat_regs.evergreen.disp_int_cont4 &= ~DC_HPD5_INTERRUPT;
3129 queue_hotplug = true;
3130 DRM_DEBUG("IH: HPD5\n");
3134 if (rdev->irq.stat_regs.evergreen.disp_int_cont5 & DC_HPD6_INTERRUPT) {
3135 rdev->irq.stat_regs.evergreen.disp_int_cont5 &= ~DC_HPD6_INTERRUPT;
3136 queue_hotplug = true;
3137 DRM_DEBUG("IH: HPD6\n");
3141 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3148 if (rdev->irq.stat_regs.evergreen.afmt_status1 & AFMT_AZ_FORMAT_WTRIG) {
3149 rdev->irq.stat_regs.evergreen.afmt_status1 &= ~AFMT_AZ_FORMAT_WTRIG;
3151 DRM_DEBUG("IH: HDMI0\n");
3155 if (rdev->irq.stat_regs.evergreen.afmt_status2 & AFMT_AZ_FORMAT_WTRIG) {
3156 rdev->irq.stat_regs.evergreen.afmt_status2 &= ~AFMT_AZ_FORMAT_WTRIG;
3158 DRM_DEBUG("IH: HDMI1\n");
3162 if (rdev->irq.stat_regs.evergreen.afmt_status3 & AFMT_AZ_FORMAT_WTRIG) {
3163 rdev->irq.stat_regs.evergreen.afmt_status3 &= ~AFMT_AZ_FORMAT_WTRIG;
3165 DRM_DEBUG("IH: HDMI2\n");
3169 if (rdev->irq.stat_regs.evergreen.afmt_status4 & AFMT_AZ_FORMAT_WTRIG) {
3170 rdev->irq.stat_regs.evergreen.afmt_status4 &= ~AFMT_AZ_FORMAT_WTRIG;
3172 DRM_DEBUG("IH: HDMI3\n");
3176 if (rdev->irq.stat_regs.evergreen.afmt_status5 & AFMT_AZ_FORMAT_WTRIG) {
3177 rdev->irq.stat_regs.evergreen.afmt_status5 &= ~AFMT_AZ_FORMAT_WTRIG;
3179 DRM_DEBUG("IH: HDMI4\n");
3183 if (rdev->irq.stat_regs.evergreen.afmt_status6 & AFMT_AZ_FORMAT_WTRIG) {
3184 rdev->irq.stat_regs.evergreen.afmt_status6 &= ~AFMT_AZ_FORMAT_WTRIG;
3186 DRM_DEBUG("IH: HDMI5\n");
3190 DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
3196 dev_err(rdev->dev, "GPU fault detected: %d 0x%08x\n", src_id, src_data);
3197 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_ADDR 0x%08X\n",
3198 RREG32(VM_CONTEXT1_PROTECTION_FAULT_ADDR));
3199 dev_err(rdev->dev, " VM_CONTEXT1_PROTECTION_FAULT_STATUS 0x%08X\n",
3200 RREG32(VM_CONTEXT1_PROTECTION_FAULT_STATUS));
3201 /* reset addr and status */
3202 WREG32_P(VM_CONTEXT1_CNTL2, 1, ~1);
3204 case 176: /* CP_INT in ring buffer */
3205 case 177: /* CP_INT in IB1 */
3206 case 178: /* CP_INT in IB2 */
3207 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
3208 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
3210 case 181: /* CP EOP event */
3211 DRM_DEBUG("IH: CP EOP\n");
3212 if (rdev->family >= CHIP_CAYMAN) {
3215 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
3218 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP1_INDEX);
3221 radeon_fence_process(rdev, CAYMAN_RING_TYPE_CP2_INDEX);
3225 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
3227 case 224: /* DMA trap event */
3228 DRM_DEBUG("IH: DMA trap\n");
3229 radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
3231 case 233: /* GUI IDLE */
3232 DRM_DEBUG("IH: GUI idle\n");
3234 case 244: /* DMA trap event */
3235 if (rdev->family >= CHIP_CAYMAN) {
3236 DRM_DEBUG("IH: DMA1 trap\n");
3237 radeon_fence_process(rdev, CAYMAN_RING_TYPE_DMA1_INDEX);
3241 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3245 /* wptr/rptr are in bytes! */
3247 rptr &= rdev->ih.ptr_mask;
3250 schedule_work(&rdev->hotplug_work);
3252 schedule_work(&rdev->audio_work);
3253 rdev->ih.rptr = rptr;
3254 WREG32(IH_RB_RPTR, rdev->ih.rptr);
3255 atomic_set(&rdev->ih.lock, 0);
3257 /* make sure wptr hasn't changed while processing */
3258 wptr = evergreen_get_ih_wptr(rdev);
3266 * evergreen_dma_fence_ring_emit - emit a fence on the DMA ring
3268 * @rdev: radeon_device pointer
3269 * @fence: radeon fence object
3271 * Add a DMA fence packet to the ring to write
3272 * the fence seq number and DMA trap packet to generate
3273 * an interrupt if needed (evergreen-SI).
3275 void evergreen_dma_fence_ring_emit(struct radeon_device *rdev,
3276 struct radeon_fence *fence)
3278 struct radeon_ring *ring = &rdev->ring[fence->ring];
3279 u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
3280 /* write the fence */
3281 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_FENCE, 0, 0, 0));
3282 radeon_ring_write(ring, addr & 0xfffffffc);
3283 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff));
3284 radeon_ring_write(ring, fence->seq);
3285 /* generate an interrupt */
3286 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_TRAP, 0, 0, 0));
3288 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SRBM_WRITE, 0, 0, 0));
3289 radeon_ring_write(ring, (0xf << 16) | (HDP_MEM_COHERENCY_FLUSH_CNTL >> 2));
3290 radeon_ring_write(ring, 1);
3294 * evergreen_dma_ring_ib_execute - schedule an IB on the DMA engine
3296 * @rdev: radeon_device pointer
3297 * @ib: IB object to schedule
3299 * Schedule an IB in the DMA ring (evergreen).
3301 void evergreen_dma_ring_ib_execute(struct radeon_device *rdev,
3302 struct radeon_ib *ib)
3304 struct radeon_ring *ring = &rdev->ring[ib->ring];
3306 if (rdev->wb.enabled) {
3307 u32 next_rptr = ring->wptr + 4;
3308 while ((next_rptr & 7) != 5)
3311 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1));
3312 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
3313 radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xff);
3314 radeon_ring_write(ring, next_rptr);
3317 /* The indirect buffer packet must end on an 8 DW boundary in the DMA ring.
3318 * Pad as necessary with NOPs.
3320 while ((ring->wptr & 7) != 5)
3321 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
3322 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_INDIRECT_BUFFER, 0, 0, 0));
3323 radeon_ring_write(ring, (ib->gpu_addr & 0xFFFFFFE0));
3324 radeon_ring_write(ring, (ib->length_dw << 12) | (upper_32_bits(ib->gpu_addr) & 0xFF));
3329 * evergreen_copy_dma - copy pages using the DMA engine
3331 * @rdev: radeon_device pointer
3332 * @src_offset: src GPU address
3333 * @dst_offset: dst GPU address
3334 * @num_gpu_pages: number of GPU pages to xfer
3335 * @fence: radeon fence object
3337 * Copy GPU paging using the DMA engine (evergreen-cayman).
3338 * Used by the radeon ttm implementation to move pages if
3339 * registered as the asic copy callback.
3341 int evergreen_copy_dma(struct radeon_device *rdev,
3342 uint64_t src_offset, uint64_t dst_offset,
3343 unsigned num_gpu_pages,
3344 struct radeon_fence **fence)
3346 struct radeon_semaphore *sem = NULL;
3347 int ring_index = rdev->asic->copy.dma_ring_index;
3348 struct radeon_ring *ring = &rdev->ring[ring_index];
3349 u32 size_in_dw, cur_size_in_dw;
3353 r = radeon_semaphore_create(rdev, &sem);
3355 DRM_ERROR("radeon: moving bo (%d).\n", r);
3359 size_in_dw = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT) / 4;
3360 num_loops = DIV_ROUND_UP(size_in_dw, 0xfffff);
3361 r = radeon_ring_lock(rdev, ring, num_loops * 5 + 11);
3363 DRM_ERROR("radeon: moving bo (%d).\n", r);
3364 radeon_semaphore_free(rdev, &sem, NULL);
3368 if (radeon_fence_need_sync(*fence, ring->idx)) {
3369 radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring,
3371 radeon_fence_note_sync(*fence, ring->idx);
3373 radeon_semaphore_free(rdev, &sem, NULL);
3376 for (i = 0; i < num_loops; i++) {
3377 cur_size_in_dw = size_in_dw;
3378 if (cur_size_in_dw > 0xFFFFF)
3379 cur_size_in_dw = 0xFFFFF;
3380 size_in_dw -= cur_size_in_dw;
3381 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_COPY, 0, 0, cur_size_in_dw));
3382 radeon_ring_write(ring, dst_offset & 0xfffffffc);
3383 radeon_ring_write(ring, src_offset & 0xfffffffc);
3384 radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff);
3385 radeon_ring_write(ring, upper_32_bits(src_offset) & 0xff);
3386 src_offset += cur_size_in_dw * 4;
3387 dst_offset += cur_size_in_dw * 4;
3390 r = radeon_fence_emit(rdev, fence, ring->idx);
3392 radeon_ring_unlock_undo(rdev, ring);
3396 radeon_ring_unlock_commit(rdev, ring);
3397 radeon_semaphore_free(rdev, &sem, *fence);
3402 static int evergreen_startup(struct radeon_device *rdev)
3404 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3407 /* enable pcie gen2 link */
3408 evergreen_pcie_gen2_enable(rdev);
3410 if (ASIC_IS_DCE5(rdev)) {
3411 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw || !rdev->mc_fw) {
3412 r = ni_init_microcode(rdev);
3414 DRM_ERROR("Failed to load firmware!\n");
3418 r = ni_mc_load_microcode(rdev);
3420 DRM_ERROR("Failed to load MC firmware!\n");
3424 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
3425 r = r600_init_microcode(rdev);
3427 DRM_ERROR("Failed to load firmware!\n");
3433 r = r600_vram_scratch_init(rdev);
3437 evergreen_mc_program(rdev);
3438 if (rdev->flags & RADEON_IS_AGP) {
3439 evergreen_agp_enable(rdev);
3441 r = evergreen_pcie_gart_enable(rdev);
3445 evergreen_gpu_init(rdev);
3447 r = evergreen_blit_init(rdev);
3449 r600_blit_fini(rdev);
3450 rdev->asic->copy.copy = NULL;
3451 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
3454 /* allocate wb buffer */
3455 r = radeon_wb_init(rdev);
3459 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
3461 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
3465 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
3467 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
3472 r = r600_irq_init(rdev);
3474 DRM_ERROR("radeon: IH init failed (%d).\n", r);
3475 radeon_irq_kms_fini(rdev);
3478 evergreen_irq_set(rdev);
3480 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
3481 R600_CP_RB_RPTR, R600_CP_RB_WPTR,
3482 0, 0xfffff, RADEON_CP_PACKET2);
3486 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
3487 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
3488 DMA_RB_RPTR, DMA_RB_WPTR,
3489 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
3493 r = evergreen_cp_load_microcode(rdev);
3496 r = evergreen_cp_resume(rdev);
3499 r = r600_dma_resume(rdev);
3503 r = radeon_ib_pool_init(rdev);
3505 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
3509 r = r600_audio_init(rdev);
3511 DRM_ERROR("radeon: audio init failed\n");
3518 int evergreen_resume(struct radeon_device *rdev)
3522 /* reset the asic, the gfx blocks are often in a bad state
3523 * after the driver is unloaded or after a resume
3525 if (radeon_asic_reset(rdev))
3526 dev_warn(rdev->dev, "GPU reset failed !\n");
3527 /* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
3528 * posting will perform necessary task to bring back GPU into good
3532 atom_asic_init(rdev->mode_info.atom_context);
3534 rdev->accel_working = true;
3535 r = evergreen_startup(rdev);
3537 DRM_ERROR("evergreen startup failed on resume\n");
3538 rdev->accel_working = false;
3546 int evergreen_suspend(struct radeon_device *rdev)
3548 r600_audio_fini(rdev);
3550 r600_dma_stop(rdev);
3551 evergreen_irq_suspend(rdev);
3552 radeon_wb_disable(rdev);
3553 evergreen_pcie_gart_disable(rdev);
3558 /* Plan is to move initialization in that function and use
3559 * helper function so that radeon_device_init pretty much
3560 * do nothing more than calling asic specific function. This
3561 * should also allow to remove a bunch of callback function
3564 int evergreen_init(struct radeon_device *rdev)
3569 if (!radeon_get_bios(rdev)) {
3570 if (ASIC_IS_AVIVO(rdev))
3573 /* Must be an ATOMBIOS */
3574 if (!rdev->is_atom_bios) {
3575 dev_err(rdev->dev, "Expecting atombios for evergreen GPU\n");
3578 r = radeon_atombios_init(rdev);
3581 /* reset the asic, the gfx blocks are often in a bad state
3582 * after the driver is unloaded or after a resume
3584 if (radeon_asic_reset(rdev))
3585 dev_warn(rdev->dev, "GPU reset failed !\n");
3586 /* Post card if necessary */
3587 if (!radeon_card_posted(rdev)) {
3589 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
3592 DRM_INFO("GPU not posted. posting now...\n");
3593 atom_asic_init(rdev->mode_info.atom_context);
3595 /* Initialize scratch registers */
3596 r600_scratch_init(rdev);
3597 /* Initialize surface registers */
3598 radeon_surface_init(rdev);
3599 /* Initialize clocks */
3600 radeon_get_clock_info(rdev->ddev);
3602 r = radeon_fence_driver_init(rdev);
3605 /* initialize AGP */
3606 if (rdev->flags & RADEON_IS_AGP) {
3607 r = radeon_agp_init(rdev);
3609 radeon_agp_disable(rdev);
3611 /* initialize memory controller */
3612 r = evergreen_mc_init(rdev);
3615 /* Memory manager */
3616 r = radeon_bo_init(rdev);
3620 r = radeon_irq_kms_init(rdev);
3624 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
3625 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
3627 rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL;
3628 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024);
3630 rdev->ih.ring_obj = NULL;
3631 r600_ih_ring_init(rdev, 64 * 1024);
3633 r = r600_pcie_gart_init(rdev);
3637 rdev->accel_working = true;
3638 r = evergreen_startup(rdev);
3640 dev_err(rdev->dev, "disabling GPU acceleration\n");
3642 r600_dma_fini(rdev);
3643 r600_irq_fini(rdev);
3644 radeon_wb_fini(rdev);
3645 radeon_ib_pool_fini(rdev);
3646 radeon_irq_kms_fini(rdev);
3647 evergreen_pcie_gart_fini(rdev);
3648 rdev->accel_working = false;
3651 /* Don't start up if the MC ucode is missing on BTC parts.
3652 * The default clocks and voltages before the MC ucode
3653 * is loaded are not suffient for advanced operations.
3655 if (ASIC_IS_DCE5(rdev)) {
3656 if (!rdev->mc_fw && !(rdev->flags & RADEON_IS_IGP)) {
3657 DRM_ERROR("radeon: MC ucode required for NI+.\n");
3665 void evergreen_fini(struct radeon_device *rdev)
3667 r600_audio_fini(rdev);
3668 r600_blit_fini(rdev);
3670 r600_dma_fini(rdev);
3671 r600_irq_fini(rdev);
3672 radeon_wb_fini(rdev);
3673 radeon_ib_pool_fini(rdev);
3674 radeon_irq_kms_fini(rdev);
3675 evergreen_pcie_gart_fini(rdev);
3676 r600_vram_scratch_fini(rdev);
3677 radeon_gem_fini(rdev);
3678 radeon_fence_driver_fini(rdev);
3679 radeon_agp_fini(rdev);
3680 radeon_bo_fini(rdev);
3681 radeon_atombios_fini(rdev);
3686 void evergreen_pcie_gen2_enable(struct radeon_device *rdev)
3688 u32 link_width_cntl, speed_cntl, mask;
3691 if (radeon_pcie_gen2 == 0)
3694 if (rdev->flags & RADEON_IS_IGP)
3697 if (!(rdev->flags & RADEON_IS_PCIE))
3700 /* x2 cards have a special sequence */
3701 if (ASIC_IS_X2(rdev))
3704 ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask);
3708 if (!(mask & DRM_PCIE_SPEED_50))
3711 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3712 if (speed_cntl & LC_CURRENT_DATA_RATE) {
3713 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
3717 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
3719 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) ||
3720 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
3722 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
3723 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
3724 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
3726 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3727 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
3728 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
3730 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3731 speed_cntl |= LC_CLR_FAILED_SPD_CHANGE_CNT;
3732 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
3734 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3735 speed_cntl &= ~LC_CLR_FAILED_SPD_CHANGE_CNT;
3736 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
3738 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3739 speed_cntl |= LC_GEN2_EN_STRAP;
3740 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
3743 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
3744 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
3746 link_width_cntl |= LC_UPCONFIGURE_DIS;
3748 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
3749 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);