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drm/radeon: add pci config hard reset
[mirror_ubuntu-zesty-kernel.git] / drivers / gpu / drm / radeon / r600.c
CommitLineData
771fe6b9
JG		 1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
5a0e3ad6 28#include <linux/slab.h>
3ce0a23d
JG		 29#include <linux/seq_file.h>
30#include <linux/firmware.h>
e0cd3608 31#include <linux/module.h>
760285e7
DH		 32#include <drm/drmP.h>
33#include <drm/radeon_drm.h>
771fe6b9 34#include "radeon.h"
e6990375 35#include "radeon_asic.h"
3ce0a23d 36#include "radeon_mode.h"
3ce0a23d 37#include "r600d.h"
3ce0a23d 38#include "atom.h"
d39c3b89 39#include "avivod.h"
138e4e16 40#include "radeon_ucode.h"
3ce0a23d
JG		 41
42/* Firmware Names */
43MODULE_FIRMWARE("radeon/R600_pfp.bin");
44MODULE_FIRMWARE("radeon/R600_me.bin");
45MODULE_FIRMWARE("radeon/RV610_pfp.bin");
46MODULE_FIRMWARE("radeon/RV610_me.bin");
47MODULE_FIRMWARE("radeon/RV630_pfp.bin");
48MODULE_FIRMWARE("radeon/RV630_me.bin");
49MODULE_FIRMWARE("radeon/RV620_pfp.bin");
50MODULE_FIRMWARE("radeon/RV620_me.bin");
51MODULE_FIRMWARE("radeon/RV635_pfp.bin");
52MODULE_FIRMWARE("radeon/RV635_me.bin");
53MODULE_FIRMWARE("radeon/RV670_pfp.bin");
54MODULE_FIRMWARE("radeon/RV670_me.bin");
55MODULE_FIRMWARE("radeon/RS780_pfp.bin");
56MODULE_FIRMWARE("radeon/RS780_me.bin");
57MODULE_FIRMWARE("radeon/RV770_pfp.bin");
58MODULE_FIRMWARE("radeon/RV770_me.bin");
66229b20 59MODULE_FIRMWARE("radeon/RV770_smc.bin");
3ce0a23d
JG		 60MODULE_FIRMWARE("radeon/RV730_pfp.bin");
61MODULE_FIRMWARE("radeon/RV730_me.bin");
66229b20
AD		 62MODULE_FIRMWARE("radeon/RV730_smc.bin");
63MODULE_FIRMWARE("radeon/RV740_smc.bin");
3ce0a23d
JG		 64MODULE_FIRMWARE("radeon/RV710_pfp.bin");
65MODULE_FIRMWARE("radeon/RV710_me.bin");
66229b20 66MODULE_FIRMWARE("radeon/RV710_smc.bin");
d8f60cfc
AD		 67MODULE_FIRMWARE("radeon/R600_rlc.bin");
68MODULE_FIRMWARE("radeon/R700_rlc.bin");
fe251e2f
AD		 69MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
70MODULE_FIRMWARE("radeon/CEDAR_me.bin");
45f9a39b 71MODULE_FIRMWARE("radeon/CEDAR_rlc.bin");
dc50ba7f 72MODULE_FIRMWARE("radeon/CEDAR_smc.bin");
fe251e2f
AD		 73MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
74MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
45f9a39b 75MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin");
dc50ba7f 76MODULE_FIRMWARE("radeon/REDWOOD_smc.bin");
fe251e2f
AD		 77MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
78MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
45f9a39b 79MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin");
dc50ba7f 80MODULE_FIRMWARE("radeon/JUNIPER_smc.bin");
a7433742 81MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin");
fe251e2f 82MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
45f9a39b 83MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin");
dc50ba7f 84MODULE_FIRMWARE("radeon/CYPRESS_smc.bin");
439bd6cd
AD		 85MODULE_FIRMWARE("radeon/PALM_pfp.bin");
86MODULE_FIRMWARE("radeon/PALM_me.bin");
87MODULE_FIRMWARE("radeon/SUMO_rlc.bin");
d5c5a72f
AD		 88MODULE_FIRMWARE("radeon/SUMO_pfp.bin");
89MODULE_FIRMWARE("radeon/SUMO_me.bin");
90MODULE_FIRMWARE("radeon/SUMO2_pfp.bin");
91MODULE_FIRMWARE("radeon/SUMO2_me.bin");
3ce0a23d 92
f13f7731
AD		 93static const u32 crtc_offsets[2] =
94{
95 0,
96 AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL
97};
98
3ce0a23d 99int r600_debugfs_mc_info_init(struct radeon_device *rdev);
771fe6b9 100
1a029b76 101/* r600,rv610,rv630,rv620,rv635,rv670 */
771fe6b9 102int r600_mc_wait_for_idle(struct radeon_device *rdev);
1109ca09 103static void r600_gpu_init(struct radeon_device *rdev);
3ce0a23d 104void r600_fini(struct radeon_device *rdev);
45f9a39b 105void r600_irq_disable(struct radeon_device *rdev);
9e46a48d 106static void r600_pcie_gen2_enable(struct radeon_device *rdev);
2948f5e6 107extern int evergreen_rlc_resume(struct radeon_device *rdev);
771fe6b9 108
454d2e2a
AD		 109/**
110 * r600_get_xclk - get the xclk
111 *
112 * @rdev: radeon_device pointer
113 *
114 * Returns the reference clock used by the gfx engine
115 * (r6xx, IGPs, APUs).
116 */
117u32 r600_get_xclk(struct radeon_device *rdev)
118{
119 return rdev->clock.spll.reference_freq;
120}
121
1b9ba70a
AD		 122int r600_set_uvd_clocks(struct radeon_device *rdev, u32 vclk, u32 dclk)
123{
124 return 0;
125}
126
134b480f
AD		 127void dce3_program_fmt(struct drm_encoder *encoder)
128{
129 struct drm_device *dev = encoder->dev;
130 struct radeon_device *rdev = dev->dev_private;
131 struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
132 struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
133 struct drm_connector *connector = radeon_get_connector_for_encoder(encoder);
134 int bpc = 0;
135 u32 tmp = 0;
6214bb74 136 enum radeon_connector_dither dither = RADEON_FMT_DITHER_DISABLE;
134b480f 137
6214bb74
AD		 138 if (connector) {
139 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
134b480f 140 bpc = radeon_get_monitor_bpc(connector);
6214bb74
AD		 141 dither = radeon_connector->dither;
142 }
134b480f
AD		 143
144 /* LVDS FMT is set up by atom */
145 if (radeon_encoder->devices & ATOM_DEVICE_LCD_SUPPORT)
146 return;
147
148 /* not needed for analog */
149 if ((radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1) ||
150 (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2))
151 return;
152
153 if (bpc == 0)
154 return;
155
156 switch (bpc) {
157 case 6:
6214bb74 158 if (dither == RADEON_FMT_DITHER_ENABLE)
134b480f
AD		 159 /* XXX sort out optimal dither settings */
160 tmp |= FMT_SPATIAL_DITHER_EN;
161 else
162 tmp |= FMT_TRUNCATE_EN;
163 break;
164 case 8:
6214bb74 165 if (dither == RADEON_FMT_DITHER_ENABLE)
134b480f
AD		 166 /* XXX sort out optimal dither settings */
167 tmp |= (FMT_SPATIAL_DITHER_EN | FMT_SPATIAL_DITHER_DEPTH);
168 else
169 tmp |= (FMT_TRUNCATE_EN | FMT_TRUNCATE_DEPTH);
170 break;
171 case 10:
172 default:
173 /* not needed */
174 break;
175 }
176
177 WREG32(FMT_BIT_DEPTH_CONTROL + radeon_crtc->crtc_offset, tmp);
178}
179
21a8122a 180/* get temperature in millidegrees */
20d391d7 181int rv6xx_get_temp(struct radeon_device *rdev)
21a8122a
AD		 182{
183 u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
184 ASIC_T_SHIFT;
20d391d7 185 int actual_temp = temp & 0xff;
21a8122a 186
20d391d7
AD		 187 if (temp & 0x100)
188 actual_temp -= 256;
189
190 return actual_temp * 1000;
21a8122a
AD		 191}
192
ce8f5370 193void r600_pm_get_dynpm_state(struct radeon_device *rdev)
a48b9b4e
AD		 194{
195 int i;
196
ce8f5370
AD		 197 rdev->pm.dynpm_can_upclock = true;
198 rdev->pm.dynpm_can_downclock = true;
a48b9b4e
AD		 199
200 /* power state array is low to high, default is first */
201 if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) {
202 int min_power_state_index = 0;
203
204 if (rdev->pm.num_power_states > 2)
205 min_power_state_index = 1;
206
ce8f5370
AD		 207 switch (rdev->pm.dynpm_planned_action) {
208 case DYNPM_ACTION_MINIMUM:
a48b9b4e
AD		 209 rdev->pm.requested_power_state_index = min_power_state_index;
210 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 211 rdev->pm.dynpm_can_downclock = false;
a48b9b4e 212 break;
ce8f5370 213 case DYNPM_ACTION_DOWNCLOCK:
a48b9b4e
AD		 214 if (rdev->pm.current_power_state_index == min_power_state_index) {
215 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
ce8f5370 216 rdev->pm.dynpm_can_downclock = false;
a48b9b4e
AD		 217 } else {
218 if (rdev->pm.active_crtc_count > 1) {
219 for (i = 0; i < rdev->pm.num_power_states; i++) {
d7311171 220 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
a48b9b4e
AD		 221 continue;
222 else if (i >= rdev->pm.current_power_state_index) {
223 rdev->pm.requested_power_state_index =
224 rdev->pm.current_power_state_index;
225 break;
226 } else {
227 rdev->pm.requested_power_state_index = i;
228 break;
229 }
230 }
773c3fa3
AD		 231 } else {
232 if (rdev->pm.current_power_state_index == 0)
233 rdev->pm.requested_power_state_index =
234 rdev->pm.num_power_states - 1;
235 else
236 rdev->pm.requested_power_state_index =
237 rdev->pm.current_power_state_index - 1;
238 }
a48b9b4e
AD		 239 }
240 rdev->pm.requested_clock_mode_index = 0;
d7311171
AD		 241 /* don't use the power state if crtcs are active and no display flag is set */
242 if ((rdev->pm.active_crtc_count > 0) &&
243 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
244 clock_info[rdev->pm.requested_clock_mode_index].flags &
245 RADEON_PM_MODE_NO_DISPLAY)) {
246 rdev->pm.requested_power_state_index++;
247 }
a48b9b4e 248 break;
ce8f5370 249 case DYNPM_ACTION_UPCLOCK:
a48b9b4e
AD		 250 if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
251 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
ce8f5370 252 rdev->pm.dynpm_can_upclock = false;
a48b9b4e
AD		 253 } else {
254 if (rdev->pm.active_crtc_count > 1) {
255 for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
d7311171 256 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
a48b9b4e
AD		 257 continue;
258 else if (i <= rdev->pm.current_power_state_index) {
259 rdev->pm.requested_power_state_index =
260 rdev->pm.current_power_state_index;
261 break;
262 } else {
263 rdev->pm.requested_power_state_index = i;
264 break;
265 }
266 }
267 } else
268 rdev->pm.requested_power_state_index =
269 rdev->pm.current_power_state_index + 1;
270 }
271 rdev->pm.requested_clock_mode_index = 0;
272 break;
ce8f5370 273 case DYNPM_ACTION_DEFAULT:
58e21dff
AD		 274 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
275 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 276 rdev->pm.dynpm_can_upclock = false;
58e21dff 277 break;
ce8f5370 278 case DYNPM_ACTION_NONE:
a48b9b4e
AD		 279 default:
280 DRM_ERROR("Requested mode for not defined action\n");
281 return;
282 }
283 } else {
284 /* XXX select a power state based on AC/DC, single/dualhead, etc. */
285 /* for now just select the first power state and switch between clock modes */
286 /* power state array is low to high, default is first (0) */
287 if (rdev->pm.active_crtc_count > 1) {
288 rdev->pm.requested_power_state_index = -1;
289 /* start at 1 as we don't want the default mode */
290 for (i = 1; i < rdev->pm.num_power_states; i++) {
d7311171 291 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
a48b9b4e
AD		 292 continue;
293 else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) ||
294 (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) {
295 rdev->pm.requested_power_state_index = i;
296 break;
297 }
298 }
299 /* if nothing selected, grab the default state. */
300 if (rdev->pm.requested_power_state_index == -1)
301 rdev->pm.requested_power_state_index = 0;
302 } else
303 rdev->pm.requested_power_state_index = 1;
304
ce8f5370
AD		 305 switch (rdev->pm.dynpm_planned_action) {
306 case DYNPM_ACTION_MINIMUM:
a48b9b4e 307 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 308 rdev->pm.dynpm_can_downclock = false;
a48b9b4e 309 break;
ce8f5370 310 case DYNPM_ACTION_DOWNCLOCK:
a48b9b4e
AD		 311 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
312 if (rdev->pm.current_clock_mode_index == 0) {
313 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 314 rdev->pm.dynpm_can_downclock = false;
a48b9b4e
AD		 315 } else
316 rdev->pm.requested_clock_mode_index =
317 rdev->pm.current_clock_mode_index - 1;
318 } else {
319 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 320 rdev->pm.dynpm_can_downclock = false;
a48b9b4e 321 }
d7311171
AD		 322 /* don't use the power state if crtcs are active and no display flag is set */
323 if ((rdev->pm.active_crtc_count > 0) &&
324 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
325 clock_info[rdev->pm.requested_clock_mode_index].flags &
326 RADEON_PM_MODE_NO_DISPLAY)) {
327 rdev->pm.requested_clock_mode_index++;
328 }
a48b9b4e 329 break;
ce8f5370 330 case DYNPM_ACTION_UPCLOCK:
a48b9b4e
AD		 331 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
332 if (rdev->pm.current_clock_mode_index ==
333 (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) {
334 rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index;
ce8f5370 335 rdev->pm.dynpm_can_upclock = false;
a48b9b4e
AD		 336 } else
337 rdev->pm.requested_clock_mode_index =
338 rdev->pm.current_clock_mode_index + 1;
339 } else {
340 rdev->pm.requested_clock_mode_index =
341 rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1;
ce8f5370 342 rdev->pm.dynpm_can_upclock = false;
a48b9b4e
AD		 343 }
344 break;
ce8f5370 345 case DYNPM_ACTION_DEFAULT:
58e21dff
AD		 346 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
347 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 348 rdev->pm.dynpm_can_upclock = false;
58e21dff 349 break;
ce8f5370 350 case DYNPM_ACTION_NONE:
a48b9b4e
AD		 351 default:
352 DRM_ERROR("Requested mode for not defined action\n");
353 return;
354 }
355 }
356
d9fdaafb 357 DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
ce8a3eb2
AD		 358 rdev->pm.power_state[rdev->pm.requested_power_state_index].
359 clock_info[rdev->pm.requested_clock_mode_index].sclk,
360 rdev->pm.power_state[rdev->pm.requested_power_state_index].
361 clock_info[rdev->pm.requested_clock_mode_index].mclk,
362 rdev->pm.power_state[rdev->pm.requested_power_state_index].
363 pcie_lanes);
a48b9b4e
AD		 364}
365
ce8f5370
AD		 366void rs780_pm_init_profile(struct radeon_device *rdev)
367{
368 if (rdev->pm.num_power_states == 2) {
369 /* default */
370 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
371 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
372 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
373 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
374 /* low sh */
375 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
376 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
377 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
378 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 379 /* mid sh */
380 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
381 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
382 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
383 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 384 /* high sh */
385 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
386 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
387 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
388 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
389 /* low mh */
390 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
391 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
392 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
393 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 394 /* mid mh */
395 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
396 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
397 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
398 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 399 /* high mh */
400 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
401 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
402 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
403 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
404 } else if (rdev->pm.num_power_states == 3) {
405 /* default */
406 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
407 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
408 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
409 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
410 /* low sh */
411 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
412 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
413 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
414 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 415 /* mid sh */
416 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
417 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
418 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
419 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 420 /* high sh */
421 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
422 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
423 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
424 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
425 /* low mh */
426 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1;
427 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
428 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
429 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 430 /* mid mh */
431 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
432 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
433 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
434 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 435 /* high mh */
436 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
437 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
438 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
439 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
440 } else {
441 /* default */
442 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
443 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
444 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
445 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
446 /* low sh */
447 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2;
448 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
449 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
450 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 451 /* mid sh */
452 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
453 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
454 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
455 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 456 /* high sh */
457 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
458 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
459 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
460 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
461 /* low mh */
462 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
463 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
464 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
465 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 466 /* mid mh */
467 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
468 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
469 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
470 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 471 /* high mh */
472 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
473 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
474 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
475 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
476 }
477}
bae6b562 478
ce8f5370
AD		 479void r600_pm_init_profile(struct radeon_device *rdev)
480{
bbe26ffe
AD		 481 int idx;
482
ce8f5370
AD		 483 if (rdev->family == CHIP_R600) {
484 /* XXX */
485 /* default */
486 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
487 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
488 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
4bff5171 489 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 490 /* low sh */
491 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
492 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
493 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
4bff5171 494 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 495 /* mid sh */
496 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
497 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
498 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
499 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 500 /* high sh */
501 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
502 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
503 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
4bff5171 504 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 505 /* low mh */
506 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
507 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
508 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
4bff5171 509 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 510 /* mid mh */
511 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
512 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
513 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
514 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 515 /* high mh */
516 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
517 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
518 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
4bff5171 519 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 520 } else {
521 if (rdev->pm.num_power_states < 4) {
522 /* default */
523 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
524 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
525 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
526 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
527 /* low sh */
4bff5171
AD		 528 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
529 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
ce8f5370 530 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
c9e75b21
AD		 531 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
532 /* mid sh */
533 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
534 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
535 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
536 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
ce8f5370 537 /* high sh */
4bff5171
AD		 538 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
539 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
ce8f5370
AD		 540 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
541 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
542 /* low mh */
4bff5171
AD		 543 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
544 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
ce8f5370 545 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
c9e75b21
AD		 546 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
547 /* low mh */
548 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
549 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
550 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
551 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
ce8f5370 552 /* high mh */
4bff5171
AD		 553 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
554 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
ce8f5370
AD		 555 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
556 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
557 } else {
558 /* default */
559 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
560 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
561 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
562 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
563 /* low sh */
bbe26ffe
AD		 564 if (rdev->flags & RADEON_IS_MOBILITY)
565 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
566 else
567 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
568 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
569 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
570 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
571 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21 572 /* mid sh */
bbe26ffe
AD		 573 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
574 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
575 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
576 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
ce8f5370 577 /* high sh */
bbe26ffe
AD		 578 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
579 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
580 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
ce8f5370
AD		 581 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
582 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
583 /* low mh */
bbe26ffe
AD		 584 if (rdev->flags & RADEON_IS_MOBILITY)
585 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
586 else
587 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
588 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
589 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
590 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
591 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21 592 /* mid mh */
bbe26ffe
AD		 593 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
594 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
595 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
596 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
ce8f5370 597 /* high mh */
bbe26ffe
AD		 598 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
599 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
600 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
ce8f5370
AD		 601 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
602 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
603 }
604 }
bae6b562
AD		 605}
606
49e02b73
AD		 607void r600_pm_misc(struct radeon_device *rdev)
608{
a081a9d6
RM		 609 int req_ps_idx = rdev->pm.requested_power_state_index;
610 int req_cm_idx = rdev->pm.requested_clock_mode_index;
611 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
612 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
7ac9aa5a 613
4d60173f 614 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
a377e187
AD		 615 /* 0xff01 is a flag rather then an actual voltage */
616 if (voltage->voltage == 0xff01)
617 return;
4d60173f 618 if (voltage->voltage != rdev->pm.current_vddc) {
8a83ec5e 619 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
4d60173f 620 rdev->pm.current_vddc = voltage->voltage;
d9fdaafb 621 DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage);
4d60173f
AD		 622 }
623 }
49e02b73
AD		 624}
625
def9ba9c
AD		 626bool r600_gui_idle(struct radeon_device *rdev)
627{
628 if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
629 return false;
630 else
631 return true;
632}
633
e0df1ac5
AD		 634/* hpd for digital panel detect/disconnect */
635bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
636{
637 bool connected = false;
638
639 if (ASIC_IS_DCE3(rdev)) {
640 switch (hpd) {
641 case RADEON_HPD_1:
642 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
643 connected = true;
644 break;
645 case RADEON_HPD_2:
646 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
647 connected = true;
648 break;
649 case RADEON_HPD_3:
650 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
651 connected = true;
652 break;
653 case RADEON_HPD_4:
654 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
655 connected = true;
656 break;
657 /* DCE 3.2 */
658 case RADEON_HPD_5:
659 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
660 connected = true;
661 break;
662 case RADEON_HPD_6:
663 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
664 connected = true;
665 break;
666 default:
667 break;
668 }
669 } else {
670 switch (hpd) {
671 case RADEON_HPD_1:
672 if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
673 connected = true;
674 break;
675 case RADEON_HPD_2:
676 if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
677 connected = true;
678 break;
679 case RADEON_HPD_3:
680 if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
681 connected = true;
682 break;
683 default:
684 break;
685 }
686 }
687 return connected;
688}
689
690void r600_hpd_set_polarity(struct radeon_device *rdev,
429770b3 691 enum radeon_hpd_id hpd)
e0df1ac5
AD		 692{
693 u32 tmp;
694 bool connected = r600_hpd_sense(rdev, hpd);
695
696 if (ASIC_IS_DCE3(rdev)) {
697 switch (hpd) {
698 case RADEON_HPD_1:
699 tmp = RREG32(DC_HPD1_INT_CONTROL);
700 if (connected)
701 tmp &= ~DC_HPDx_INT_POLARITY;
702 else
703 tmp |= DC_HPDx_INT_POLARITY;
704 WREG32(DC_HPD1_INT_CONTROL, tmp);
705 break;
706 case RADEON_HPD_2:
707 tmp = RREG32(DC_HPD2_INT_CONTROL);
708 if (connected)
709 tmp &= ~DC_HPDx_INT_POLARITY;
710 else
711 tmp |= DC_HPDx_INT_POLARITY;
712 WREG32(DC_HPD2_INT_CONTROL, tmp);
713 break;
714 case RADEON_HPD_3:
715 tmp = RREG32(DC_HPD3_INT_CONTROL);
716 if (connected)
717 tmp &= ~DC_HPDx_INT_POLARITY;
718 else
719 tmp |= DC_HPDx_INT_POLARITY;
720 WREG32(DC_HPD3_INT_CONTROL, tmp);
721 break;
722 case RADEON_HPD_4:
723 tmp = RREG32(DC_HPD4_INT_CONTROL);
724 if (connected)
725 tmp &= ~DC_HPDx_INT_POLARITY;
726 else
727 tmp |= DC_HPDx_INT_POLARITY;
728 WREG32(DC_HPD4_INT_CONTROL, tmp);
729 break;
730 case RADEON_HPD_5:
731 tmp = RREG32(DC_HPD5_INT_CONTROL);
732 if (connected)
733 tmp &= ~DC_HPDx_INT_POLARITY;
734 else
735 tmp |= DC_HPDx_INT_POLARITY;
736 WREG32(DC_HPD5_INT_CONTROL, tmp);
737 break;
738 /* DCE 3.2 */
739 case RADEON_HPD_6:
740 tmp = RREG32(DC_HPD6_INT_CONTROL);
741 if (connected)
742 tmp &= ~DC_HPDx_INT_POLARITY;
743 else
744 tmp |= DC_HPDx_INT_POLARITY;
745 WREG32(DC_HPD6_INT_CONTROL, tmp);
746 break;
747 default:
748 break;
749 }
750 } else {
751 switch (hpd) {
752 case RADEON_HPD_1:
753 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
754 if (connected)
755 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
756 else
757 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
758 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
759 break;
760 case RADEON_HPD_2:
761 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
762 if (connected)
763 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
764 else
765 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
766 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
767 break;
768 case RADEON_HPD_3:
769 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
770 if (connected)
771 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
772 else
773 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
774 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
775 break;
776 default:
777 break;
778 }
779 }
780}
781
782void r600_hpd_init(struct radeon_device *rdev)
783{
784 struct drm_device *dev = rdev->ddev;
785 struct drm_connector *connector;
fb98257a 786 unsigned enable = 0;
e0df1ac5 787
64912e99
AD		 788 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
789 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
790
455c89b9
JG		 791 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
792 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
793 /* don't try to enable hpd on eDP or LVDS avoid breaking the
794 * aux dp channel on imac and help (but not completely fix)
795 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
796 */
797 continue;
798 }
64912e99
AD		 799 if (ASIC_IS_DCE3(rdev)) {
800 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
801 if (ASIC_IS_DCE32(rdev))
802 tmp |= DC_HPDx_EN;
e0df1ac5 803
e0df1ac5
AD		 804 switch (radeon_connector->hpd.hpd) {
805 case RADEON_HPD_1:
806 WREG32(DC_HPD1_CONTROL, tmp);
e0df1ac5
AD		 807 break;
808 case RADEON_HPD_2:
809 WREG32(DC_HPD2_CONTROL, tmp);
e0df1ac5
AD		 810 break;
811 case RADEON_HPD_3:
812 WREG32(DC_HPD3_CONTROL, tmp);
e0df1ac5
AD		 813 break;
814 case RADEON_HPD_4:
815 WREG32(DC_HPD4_CONTROL, tmp);
e0df1ac5
AD		 816 break;
817 /* DCE 3.2 */
818 case RADEON_HPD_5:
819 WREG32(DC_HPD5_CONTROL, tmp);
e0df1ac5
AD		 820 break;
821 case RADEON_HPD_6:
822 WREG32(DC_HPD6_CONTROL, tmp);
e0df1ac5
AD		 823 break;
824 default:
825 break;
826 }
64912e99 827 } else {
e0df1ac5
AD		 828 switch (radeon_connector->hpd.hpd) {
829 case RADEON_HPD_1:
830 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
e0df1ac5
AD		 831 break;
832 case RADEON_HPD_2:
833 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
e0df1ac5
AD		 834 break;
835 case RADEON_HPD_3:
836 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
e0df1ac5
AD		 837 break;
838 default:
839 break;
840 }
841 }
fb98257a 842 enable |= 1 << radeon_connector->hpd.hpd;
64912e99 843 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
e0df1ac5 844 }
fb98257a 845 radeon_irq_kms_enable_hpd(rdev, enable);
e0df1ac5
AD		 846}
847
848void r600_hpd_fini(struct radeon_device *rdev)
849{
850 struct drm_device *dev = rdev->ddev;
851 struct drm_connector *connector;
fb98257a 852 unsigned disable = 0;
e0df1ac5 853
fb98257a
CK		 854 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
855 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
856 if (ASIC_IS_DCE3(rdev)) {
e0df1ac5
AD		 857 switch (radeon_connector->hpd.hpd) {
858 case RADEON_HPD_1:
859 WREG32(DC_HPD1_CONTROL, 0);
e0df1ac5
AD		 860 break;
861 case RADEON_HPD_2:
862 WREG32(DC_HPD2_CONTROL, 0);
e0df1ac5
AD		 863 break;
864 case RADEON_HPD_3:
865 WREG32(DC_HPD3_CONTROL, 0);
e0df1ac5
AD		 866 break;
867 case RADEON_HPD_4:
868 WREG32(DC_HPD4_CONTROL, 0);
e0df1ac5
AD		 869 break;
870 /* DCE 3.2 */
871 case RADEON_HPD_5:
872 WREG32(DC_HPD5_CONTROL, 0);
e0df1ac5
AD		 873 break;
874 case RADEON_HPD_6:
875 WREG32(DC_HPD6_CONTROL, 0);
e0df1ac5
AD		 876 break;
877 default:
878 break;
879 }
fb98257a 880 } else {
e0df1ac5
AD		 881 switch (radeon_connector->hpd.hpd) {
882 case RADEON_HPD_1:
883 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
e0df1ac5
AD		 884 break;
885 case RADEON_HPD_2:
886 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
e0df1ac5
AD		 887 break;
888 case RADEON_HPD_3:
889 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
e0df1ac5
AD		 890 break;
891 default:
892 break;
893 }
894 }
fb98257a 895 disable |= 1 << radeon_connector->hpd.hpd;
e0df1ac5 896 }
fb98257a 897 radeon_irq_kms_disable_hpd(rdev, disable);
e0df1ac5
AD		 898}
899
771fe6b9 900/*
3ce0a23d 901 * R600 PCIE GART
771fe6b9 902 */
3ce0a23d
JG		 903void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
904{
905 unsigned i;
906 u32 tmp;
907
2e98f10a 908 /* flush hdp cache so updates hit vram */
f3886f85
AD		 909 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
910 !(rdev->flags & RADEON_IS_AGP)) {
c9a1be96 911 void __iomem *ptr = (void *)rdev->gart.ptr;
812d0469
AD		 912 u32 tmp;
913
914 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
915 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
f3886f85
AD		 916 * This seems to cause problems on some AGP cards. Just use the old
917 * method for them.
812d0469
AD		 918 */
919 WREG32(HDP_DEBUG1, 0);
920 tmp = readl((void __iomem *)ptr);
921 } else
922 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
2e98f10a 923
3ce0a23d
JG		 924 WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
925 WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
926 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
927 for (i = 0; i < rdev->usec_timeout; i++) {
928 /* read MC_STATUS */
929 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
930 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
931 if (tmp == 2) {
932 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
933 return;
934 }
935 if (tmp) {
936 return;
937 }
938 udelay(1);
939 }
940}
941
4aac0473 942int r600_pcie_gart_init(struct radeon_device *rdev)
3ce0a23d 943{
4aac0473 944 int r;
3ce0a23d 945
c9a1be96 946 if (rdev->gart.robj) {
fce7d61b 947 WARN(1, "R600 PCIE GART already initialized\n");
4aac0473
JG		 948 return 0;
949 }
3ce0a23d
JG		 950 /* Initialize common gart structure */
951 r = radeon_gart_init(rdev);
4aac0473 952 if (r)
3ce0a23d 953 return r;
3ce0a23d 954 rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
4aac0473
JG		 955 return radeon_gart_table_vram_alloc(rdev);
956}
957
1109ca09 958static int r600_pcie_gart_enable(struct radeon_device *rdev)
4aac0473
JG		 959{
960 u32 tmp;
961 int r, i;
962
c9a1be96 963 if (rdev->gart.robj == NULL) {
4aac0473
JG		 964 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
965 return -EINVAL;
771fe6b9 966 }
4aac0473
JG		 967 r = radeon_gart_table_vram_pin(rdev);
968 if (r)
969 return r;
82568565 970 radeon_gart_restore(rdev);
bc1a631e 971
3ce0a23d
JG		 972 /* Setup L2 cache */
973 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
974 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
975 EFFECTIVE_L2_QUEUE_SIZE(7));
976 WREG32(VM_L2_CNTL2, 0);
977 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
978 /* Setup TLB control */
979 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
980 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
981 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
982 ENABLE_WAIT_L2_QUERY;
983 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
984 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
985 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
986 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
987 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
988 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
989 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
990 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
991 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
992 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
993 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
994 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
995 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
996 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
997 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
1a029b76 998 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
3ce0a23d
JG		 999 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
1000 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
1001 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
1002 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
1003 (u32)(rdev->dummy_page.addr >> 12));
1004 for (i = 1; i < 7; i++)
1005 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
771fe6b9 1006
3ce0a23d 1007 r600_pcie_gart_tlb_flush(rdev);
fcf4de5a
TV		 1008 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
1009 (unsigned)(rdev->mc.gtt_size >> 20),
1010 (unsigned long long)rdev->gart.table_addr);
3ce0a23d 1011 rdev->gart.ready = true;
771fe6b9
JG		 1012 return 0;
1013}
1014
1109ca09 1015static void r600_pcie_gart_disable(struct radeon_device *rdev)
771fe6b9 1016{
3ce0a23d 1017 u32 tmp;
c9a1be96 1018 int i;
771fe6b9 1019
3ce0a23d
JG		 1020 /* Disable all tables */
1021 for (i = 0; i < 7; i++)
1022 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
771fe6b9 1023
3ce0a23d
JG		 1024 /* Disable L2 cache */
1025 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
1026 EFFECTIVE_L2_QUEUE_SIZE(7));
1027 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1028 /* Setup L1 TLB control */
1029 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1030 ENABLE_WAIT_L2_QUERY;
1031 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1032 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1033 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1034 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1035 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1036 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1037 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1038 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1039 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
1040 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
1041 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1042 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1043 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
1044 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
c9a1be96 1045 radeon_gart_table_vram_unpin(rdev);
4aac0473
JG		 1046}
1047
1109ca09 1048static void r600_pcie_gart_fini(struct radeon_device *rdev)
4aac0473 1049{
f9274562 1050 radeon_gart_fini(rdev);
4aac0473
JG		 1051 r600_pcie_gart_disable(rdev);
1052 radeon_gart_table_vram_free(rdev);
771fe6b9
JG		 1053}
1054
1109ca09 1055static void r600_agp_enable(struct radeon_device *rdev)
1a029b76
JG		 1056{
1057 u32 tmp;
1058 int i;
1059
1060 /* Setup L2 cache */
1061 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
1062 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1063 EFFECTIVE_L2_QUEUE_SIZE(7));
1064 WREG32(VM_L2_CNTL2, 0);
1065 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1066 /* Setup TLB control */
1067 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
1068 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1069 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1070 ENABLE_WAIT_L2_QUERY;
1071 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1072 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1073 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
1074 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1075 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1076 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1077 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1078 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1079 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1080 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1081 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1082 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1083 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1084 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1085 for (i = 0; i < 7; i++)
1086 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
1087}
1088
771fe6b9
JG		 1089int r600_mc_wait_for_idle(struct radeon_device *rdev)
1090{
3ce0a23d
JG		 1091 unsigned i;
1092 u32 tmp;
1093
1094 for (i = 0; i < rdev->usec_timeout; i++) {
1095 /* read MC_STATUS */
1096 tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
1097 if (!tmp)
1098 return 0;
1099 udelay(1);
1100 }
1101 return -1;
771fe6b9
JG		 1102}
1103
65337e60
SL		 1104uint32_t rs780_mc_rreg(struct radeon_device *rdev, uint32_t reg)
1105{
0a5b7b0b 1106 unsigned long flags;
65337e60
SL		 1107 uint32_t r;
1108
0a5b7b0b 1109 spin_lock_irqsave(&rdev->mc_idx_lock, flags);
65337e60
SL		 1110 WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg));
1111 r = RREG32(R_0028FC_MC_DATA);
1112 WREG32(R_0028F8_MC_INDEX, ~C_0028F8_MC_IND_ADDR);
0a5b7b0b 1113 spin_unlock_irqrestore(&rdev->mc_idx_lock, flags);
65337e60
SL		 1114 return r;
1115}
1116
1117void rs780_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
1118{
0a5b7b0b
AD		 1119 unsigned long flags;
1120
1121 spin_lock_irqsave(&rdev->mc_idx_lock, flags);
65337e60
SL		 1122 WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg) |
1123 S_0028F8_MC_IND_WR_EN(1));
1124 WREG32(R_0028FC_MC_DATA, v);
1125 WREG32(R_0028F8_MC_INDEX, 0x7F);
0a5b7b0b 1126 spin_unlock_irqrestore(&rdev->mc_idx_lock, flags);
65337e60
SL		 1127}
1128
a3c1945a 1129static void r600_mc_program(struct radeon_device *rdev)
771fe6b9 1130{
a3c1945a 1131 struct rv515_mc_save save;
3ce0a23d
JG		 1132 u32 tmp;
1133 int i, j;
771fe6b9 1134
3ce0a23d
JG		 1135 /* Initialize HDP */
1136 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1137 WREG32((0x2c14 + j), 0x00000000);
1138 WREG32((0x2c18 + j), 0x00000000);
1139 WREG32((0x2c1c + j), 0x00000000);
1140 WREG32((0x2c20 + j), 0x00000000);
1141 WREG32((0x2c24 + j), 0x00000000);
1142 }
1143 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
771fe6b9 1144
a3c1945a 1145 rv515_mc_stop(rdev, &save);
3ce0a23d 1146 if (r600_mc_wait_for_idle(rdev)) {
a3c1945a 1147 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3ce0a23d 1148 }
a3c1945a 1149 /* Lockout access through VGA aperture (doesn't exist before R600) */
3ce0a23d 1150 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
3ce0a23d 1151 /* Update configuration */
1a029b76
JG		 1152 if (rdev->flags & RADEON_IS_AGP) {
1153 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
1154 /* VRAM before AGP */
1155 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1156 rdev->mc.vram_start >> 12);
1157 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1158 rdev->mc.gtt_end >> 12);
1159 } else {
1160 /* VRAM after AGP */
1161 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1162 rdev->mc.gtt_start >> 12);
1163 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1164 rdev->mc.vram_end >> 12);
1165 }
1166 } else {
1167 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
1168 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
1169 }
16cdf04d 1170 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
1a029b76 1171 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
3ce0a23d
JG		 1172 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
1173 WREG32(MC_VM_FB_LOCATION, tmp);
1174 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
1175 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
46fcd2b3 1176 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
3ce0a23d 1177 if (rdev->flags & RADEON_IS_AGP) {
1a029b76
JG		 1178 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
1179 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
3ce0a23d
JG		 1180 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
1181 } else {
1182 WREG32(MC_VM_AGP_BASE, 0);
1183 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
1184 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
1185 }
3ce0a23d 1186 if (r600_mc_wait_for_idle(rdev)) {
a3c1945a 1187 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3ce0a23d 1188 }
a3c1945a 1189 rv515_mc_resume(rdev, &save);
698443d9
DA		 1190 /* we need to own VRAM, so turn off the VGA renderer here
1191 * to stop it overwriting our objects */
d39c3b89 1192 rv515_vga_render_disable(rdev);
3ce0a23d
JG		 1193}
1194
d594e46a
JG		 1195/**
1196 * r600_vram_gtt_location - try to find VRAM & GTT location
1197 * @rdev: radeon device structure holding all necessary informations
1198 * @mc: memory controller structure holding memory informations
1199 *
1200 * Function will place try to place VRAM at same place as in CPU (PCI)
1201 * address space as some GPU seems to have issue when we reprogram at
1202 * different address space.
1203 *
1204 * If there is not enough space to fit the unvisible VRAM after the
1205 * aperture then we limit the VRAM size to the aperture.
1206 *
1207 * If we are using AGP then place VRAM adjacent to AGP aperture are we need
1208 * them to be in one from GPU point of view so that we can program GPU to
1209 * catch access outside them (weird GPU policy see ??).
1210 *
1211 * This function will never fails, worst case are limiting VRAM or GTT.
1212 *
1213 * Note: GTT start, end, size should be initialized before calling this
1214 * function on AGP platform.
1215 */
0ef0c1f7 1216static void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
d594e46a
JG		 1217{
1218 u64 size_bf, size_af;
1219
1220 if (mc->mc_vram_size > 0xE0000000) {
1221 /* leave room for at least 512M GTT */
1222 dev_warn(rdev->dev, "limiting VRAM\n");
1223 mc->real_vram_size = 0xE0000000;
1224 mc->mc_vram_size = 0xE0000000;
1225 }
1226 if (rdev->flags & RADEON_IS_AGP) {
1227 size_bf = mc->gtt_start;
9ed8b1f9 1228 size_af = mc->mc_mask - mc->gtt_end;
d594e46a
JG		 1229 if (size_bf > size_af) {
1230 if (mc->mc_vram_size > size_bf) {
1231 dev_warn(rdev->dev, "limiting VRAM\n");
1232 mc->real_vram_size = size_bf;
1233 mc->mc_vram_size = size_bf;
1234 }
1235 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
1236 } else {
1237 if (mc->mc_vram_size > size_af) {
1238 dev_warn(rdev->dev, "limiting VRAM\n");
1239 mc->real_vram_size = size_af;
1240 mc->mc_vram_size = size_af;
1241 }
dfc6ae5b 1242 mc->vram_start = mc->gtt_end + 1;
d594e46a
JG		 1243 }
1244 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
1245 dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
1246 mc->mc_vram_size >> 20, mc->vram_start,
1247 mc->vram_end, mc->real_vram_size >> 20);
1248 } else {
1249 u64 base = 0;
8961d52d
AD		 1250 if (rdev->flags & RADEON_IS_IGP) {
1251 base = RREG32(MC_VM_FB_LOCATION) & 0xFFFF;
1252 base <<= 24;
1253 }
d594e46a 1254 radeon_vram_location(rdev, &rdev->mc, base);
8d369bb1 1255 rdev->mc.gtt_base_align = 0;
d594e46a
JG		 1256 radeon_gtt_location(rdev, mc);
1257 }
1258}
1259
1109ca09 1260static int r600_mc_init(struct radeon_device *rdev)
771fe6b9 1261{
3ce0a23d 1262 u32 tmp;
5885b7a9 1263 int chansize, numchan;
65337e60
SL		 1264 uint32_t h_addr, l_addr;
1265 unsigned long long k8_addr;
771fe6b9 1266
3ce0a23d 1267 /* Get VRAM informations */
771fe6b9 1268 rdev->mc.vram_is_ddr = true;
3ce0a23d
JG		 1269 tmp = RREG32(RAMCFG);
1270 if (tmp & CHANSIZE_OVERRIDE) {
771fe6b9 1271 chansize = 16;
3ce0a23d 1272 } else if (tmp & CHANSIZE_MASK) {
771fe6b9
JG		 1273 chansize = 64;
1274 } else {
1275 chansize = 32;
1276 }
5885b7a9
AD		 1277 tmp = RREG32(CHMAP);
1278 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1279 case 0:
1280 default:
1281 numchan = 1;
1282 break;
1283 case 1:
1284 numchan = 2;
1285 break;
1286 case 2:
1287 numchan = 4;
1288 break;
1289 case 3:
1290 numchan = 8;
1291 break;
771fe6b9 1292 }
5885b7a9 1293 rdev->mc.vram_width = numchan * chansize;
3ce0a23d 1294 /* Could aper size report 0 ? */
01d73a69
JC		 1295 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
1296 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
3ce0a23d
JG		 1297 /* Setup GPU memory space */
1298 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
1299 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
51e5fcd3 1300 rdev->mc.visible_vram_size = rdev->mc.aper_size;
d594e46a 1301 r600_vram_gtt_location(rdev, &rdev->mc);
f47299c5 1302
f892034a
AD		 1303 if (rdev->flags & RADEON_IS_IGP) {
1304 rs690_pm_info(rdev);
06b6476d 1305 rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
65337e60
SL		 1306
1307 if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) {
1308 /* Use K8 direct mapping for fast fb access. */
1309 rdev->fastfb_working = false;
1310 h_addr = G_000012_K8_ADDR_EXT(RREG32_MC(R_000012_MC_MISC_UMA_CNTL));
1311 l_addr = RREG32_MC(R_000011_K8_FB_LOCATION);
1312 k8_addr = ((unsigned long long)h_addr) << 32 | l_addr;
1313#if defined(CONFIG_X86_32) && !defined(CONFIG_X86_PAE)
1314 if (k8_addr + rdev->mc.visible_vram_size < 0x100000000ULL)
1315#endif
1316 {
1317 /* FastFB shall be used with UMA memory. Here it is simply disabled when sideport
1318 * memory is present.
1319 */
1320 if (rdev->mc.igp_sideport_enabled == false && radeon_fastfb == 1) {
1321 DRM_INFO("Direct mapping: aper base at 0x%llx, replaced by direct mapping base 0x%llx.\n",
1322 (unsigned long long)rdev->mc.aper_base, k8_addr);
1323 rdev->mc.aper_base = (resource_size_t)k8_addr;
1324 rdev->fastfb_working = true;
1325 }
1326 }
1327 }
f892034a 1328 }
65337e60 1329
f47299c5 1330 radeon_update_bandwidth_info(rdev);
3ce0a23d 1331 return 0;
771fe6b9
JG		 1332}
1333
16cdf04d
AD		 1334int r600_vram_scratch_init(struct radeon_device *rdev)
1335{
1336 int r;
1337
1338 if (rdev->vram_scratch.robj == NULL) {
1339 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE,
1340 PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
40f5cf99 1341 NULL, &rdev->vram_scratch.robj);
16cdf04d
AD		 1342 if (r) {
1343 return r;
1344 }
1345 }
1346
1347 r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
1348 if (unlikely(r != 0))
1349 return r;
1350 r = radeon_bo_pin(rdev->vram_scratch.robj,
1351 RADEON_GEM_DOMAIN_VRAM, &rdev->vram_scratch.gpu_addr);
1352 if (r) {
1353 radeon_bo_unreserve(rdev->vram_scratch.robj);
1354 return r;
1355 }
1356 r = radeon_bo_kmap(rdev->vram_scratch.robj,
1357 (void **)&rdev->vram_scratch.ptr);
1358 if (r)
1359 radeon_bo_unpin(rdev->vram_scratch.robj);
1360 radeon_bo_unreserve(rdev->vram_scratch.robj);
1361
1362 return r;
1363}
1364
1365void r600_vram_scratch_fini(struct radeon_device *rdev)
1366{
1367 int r;
1368
1369 if (rdev->vram_scratch.robj == NULL) {
1370 return;
1371 }
1372 r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
1373 if (likely(r == 0)) {
1374 radeon_bo_kunmap(rdev->vram_scratch.robj);
1375 radeon_bo_unpin(rdev->vram_scratch.robj);
1376 radeon_bo_unreserve(rdev->vram_scratch.robj);
1377 }
1378 radeon_bo_unref(&rdev->vram_scratch.robj);
1379}
1380
410a3418
AD		 1381void r600_set_bios_scratch_engine_hung(struct radeon_device *rdev, bool hung)
1382{
1383 u32 tmp = RREG32(R600_BIOS_3_SCRATCH);
1384
1385 if (hung)
1386 tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG;
1387 else
1388 tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG;
1389
1390 WREG32(R600_BIOS_3_SCRATCH, tmp);
1391}
1392
d3cb781e 1393static void r600_print_gpu_status_regs(struct radeon_device *rdev)
771fe6b9 1394{
64c56e8c 1395 dev_info(rdev->dev, " R_008010_GRBM_STATUS = 0x%08X\n",
d3cb781e 1396 RREG32(R_008010_GRBM_STATUS));
64c56e8c 1397 dev_info(rdev->dev, " R_008014_GRBM_STATUS2 = 0x%08X\n",
d3cb781e 1398 RREG32(R_008014_GRBM_STATUS2));
64c56e8c 1399 dev_info(rdev->dev, " R_000E50_SRBM_STATUS = 0x%08X\n",
d3cb781e 1400 RREG32(R_000E50_SRBM_STATUS));
440a7cd8 1401 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
d3cb781e 1402 RREG32(CP_STALLED_STAT1));
440a7cd8 1403 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
d3cb781e 1404 RREG32(CP_STALLED_STAT2));
440a7cd8 1405 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
d3cb781e 1406 RREG32(CP_BUSY_STAT));
440a7cd8 1407 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
d3cb781e 1408 RREG32(CP_STAT));
71e3d157
AD		 1409 dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
1410 RREG32(DMA_STATUS_REG));
1411}
1412
f13f7731 1413static bool r600_is_display_hung(struct radeon_device *rdev)
71e3d157 1414{
f13f7731
AD		 1415 u32 crtc_hung = 0;
1416 u32 crtc_status[2];
1417 u32 i, j, tmp;
1418
1419 for (i = 0; i < rdev->num_crtc; i++) {
1420 if (RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]) & AVIVO_CRTC_EN) {
1421 crtc_status[i] = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
1422 crtc_hung |= (1 << i);
1423 }
1424 }
1425
1426 for (j = 0; j < 10; j++) {
1427 for (i = 0; i < rdev->num_crtc; i++) {
1428 if (crtc_hung & (1 << i)) {
1429 tmp = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
1430 if (tmp != crtc_status[i])
1431 crtc_hung &= ~(1 << i);
1432 }
1433 }
1434 if (crtc_hung == 0)
1435 return false;
1436 udelay(100);
1437 }
1438
1439 return true;
1440}
1441
2483b4ea 1442u32 r600_gpu_check_soft_reset(struct radeon_device *rdev)
f13f7731
AD		 1443{
1444 u32 reset_mask = 0;
d3cb781e 1445 u32 tmp;
71e3d157 1446
f13f7731
AD		 1447 /* GRBM_STATUS */
1448 tmp = RREG32(R_008010_GRBM_STATUS);
1449 if (rdev->family >= CHIP_RV770) {
1450 if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) |
1451 G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) |
1452 G_008010_TA_BUSY(tmp) | G_008010_VGT_BUSY(tmp) |
1453 G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) |
1454 G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp))
1455 reset_mask |= RADEON_RESET_GFX;
1456 } else {
1457 if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) |
1458 G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) |
1459 G_008010_TA03_BUSY(tmp) | G_008010_VGT_BUSY(tmp) |
1460 G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) |
1461 G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp))
1462 reset_mask |= RADEON_RESET_GFX;
1463 }
1464
1465 if (G_008010_CF_RQ_PENDING(tmp) | G_008010_PF_RQ_PENDING(tmp) |
1466 G_008010_CP_BUSY(tmp) | G_008010_CP_COHERENCY_BUSY(tmp))
1467 reset_mask |= RADEON_RESET_CP;
1468
1469 if (G_008010_GRBM_EE_BUSY(tmp))
1470 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
1471
1472 /* DMA_STATUS_REG */
1473 tmp = RREG32(DMA_STATUS_REG);
1474 if (!(tmp & DMA_IDLE))
1475 reset_mask |= RADEON_RESET_DMA;
1476
1477 /* SRBM_STATUS */
1478 tmp = RREG32(R_000E50_SRBM_STATUS);
1479 if (G_000E50_RLC_RQ_PENDING(tmp) | G_000E50_RLC_BUSY(tmp))
1480 reset_mask |= RADEON_RESET_RLC;
1481
1482 if (G_000E50_IH_BUSY(tmp))
1483 reset_mask |= RADEON_RESET_IH;
1484
1485 if (G_000E50_SEM_BUSY(tmp))
1486 reset_mask |= RADEON_RESET_SEM;
19fc42ed 1487
f13f7731
AD		 1488 if (G_000E50_GRBM_RQ_PENDING(tmp))
1489 reset_mask |= RADEON_RESET_GRBM;
1490
1491 if (G_000E50_VMC_BUSY(tmp))
1492 reset_mask |= RADEON_RESET_VMC;
1493
1494 if (G_000E50_MCB_BUSY(tmp) | G_000E50_MCDZ_BUSY(tmp) |
1495 G_000E50_MCDY_BUSY(tmp) | G_000E50_MCDX_BUSY(tmp) |
1496 G_000E50_MCDW_BUSY(tmp))
1497 reset_mask |= RADEON_RESET_MC;
1498
1499 if (r600_is_display_hung(rdev))
1500 reset_mask |= RADEON_RESET_DISPLAY;
1501
d808fc88
AD		 1502 /* Skip MC reset as it's mostly likely not hung, just busy */
1503 if (reset_mask & RADEON_RESET_MC) {
1504 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
1505 reset_mask &= ~RADEON_RESET_MC;
1506 }
1507
f13f7731
AD		 1508 return reset_mask;
1509}
1510
1511static void r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
1512{
1513 struct rv515_mc_save save;
1514 u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
1515 u32 tmp;
19fc42ed 1516
71e3d157 1517 if (reset_mask == 0)
f13f7731 1518 return;
71e3d157
AD		 1519
1520 dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
1521
d3cb781e
AD		 1522 r600_print_gpu_status_regs(rdev);
1523
d3cb781e
AD		 1524 /* Disable CP parsing/prefetching */
1525 if (rdev->family >= CHIP_RV770)
1526 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1) | S_0086D8_CP_PFP_HALT(1));
1527 else
1528 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1529
1530 /* disable the RLC */
1531 WREG32(RLC_CNTL, 0);
1532
1533 if (reset_mask & RADEON_RESET_DMA) {
1534 /* Disable DMA */
1535 tmp = RREG32(DMA_RB_CNTL);
1536 tmp &= ~DMA_RB_ENABLE;
1537 WREG32(DMA_RB_CNTL, tmp);
1538 }
1539
1540 mdelay(50);
1541
ca57802e
AD		 1542 rv515_mc_stop(rdev, &save);
1543 if (r600_mc_wait_for_idle(rdev)) {
1544 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1545 }
1546
d3cb781e
AD		 1547 if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
1548 if (rdev->family >= CHIP_RV770)
1549 grbm_soft_reset |= S_008020_SOFT_RESET_DB(1) |
1550 S_008020_SOFT_RESET_CB(1) |
1551 S_008020_SOFT_RESET_PA(1) |
1552 S_008020_SOFT_RESET_SC(1) |
1553 S_008020_SOFT_RESET_SPI(1) |
1554 S_008020_SOFT_RESET_SX(1) |
1555 S_008020_SOFT_RESET_SH(1) |
1556 S_008020_SOFT_RESET_TC(1) |
1557 S_008020_SOFT_RESET_TA(1) |
1558 S_008020_SOFT_RESET_VC(1) |
1559 S_008020_SOFT_RESET_VGT(1);
1560 else
1561 grbm_soft_reset |= S_008020_SOFT_RESET_CR(1) |
1562 S_008020_SOFT_RESET_DB(1) |
1563 S_008020_SOFT_RESET_CB(1) |
1564 S_008020_SOFT_RESET_PA(1) |
1565 S_008020_SOFT_RESET_SC(1) |
1566 S_008020_SOFT_RESET_SMX(1) |
1567 S_008020_SOFT_RESET_SPI(1) |
1568 S_008020_SOFT_RESET_SX(1) |
1569 S_008020_SOFT_RESET_SH(1) |
1570 S_008020_SOFT_RESET_TC(1) |
1571 S_008020_SOFT_RESET_TA(1) |
1572 S_008020_SOFT_RESET_VC(1) |
1573 S_008020_SOFT_RESET_VGT(1);
1574 }
1575
1576 if (reset_mask & RADEON_RESET_CP) {
1577 grbm_soft_reset |= S_008020_SOFT_RESET_CP(1) |
1578 S_008020_SOFT_RESET_VGT(1);
1579
1580 srbm_soft_reset |= S_000E60_SOFT_RESET_GRBM(1);
1581 }
1582
1583 if (reset_mask & RADEON_RESET_DMA) {
1584 if (rdev->family >= CHIP_RV770)
1585 srbm_soft_reset |= RV770_SOFT_RESET_DMA;
1586 else
1587 srbm_soft_reset |= SOFT_RESET_DMA;
1588 }
1589
f13f7731
AD		 1590 if (reset_mask & RADEON_RESET_RLC)
1591 srbm_soft_reset |= S_000E60_SOFT_RESET_RLC(1);
1592
1593 if (reset_mask & RADEON_RESET_SEM)
1594 srbm_soft_reset |= S_000E60_SOFT_RESET_SEM(1);
1595
1596 if (reset_mask & RADEON_RESET_IH)
1597 srbm_soft_reset |= S_000E60_SOFT_RESET_IH(1);
1598
1599 if (reset_mask & RADEON_RESET_GRBM)
1600 srbm_soft_reset |= S_000E60_SOFT_RESET_GRBM(1);
1601
24178ec4
AD		 1602 if (!(rdev->flags & RADEON_IS_IGP)) {
1603 if (reset_mask & RADEON_RESET_MC)
1604 srbm_soft_reset |= S_000E60_SOFT_RESET_MC(1);
1605 }
f13f7731
AD		 1606
1607 if (reset_mask & RADEON_RESET_VMC)
1608 srbm_soft_reset |= S_000E60_SOFT_RESET_VMC(1);
1609
d3cb781e
AD		 1610 if (grbm_soft_reset) {
1611 tmp = RREG32(R_008020_GRBM_SOFT_RESET);
1612 tmp |= grbm_soft_reset;
1613 dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1614 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1615 tmp = RREG32(R_008020_GRBM_SOFT_RESET);
1616
1617 udelay(50);
1618
1619 tmp &= ~grbm_soft_reset;
1620 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1621 tmp = RREG32(R_008020_GRBM_SOFT_RESET);
1622 }
1623
1624 if (srbm_soft_reset) {
1625 tmp = RREG32(SRBM_SOFT_RESET);
1626 tmp |= srbm_soft_reset;
1627 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1628 WREG32(SRBM_SOFT_RESET, tmp);
1629 tmp = RREG32(SRBM_SOFT_RESET);
1630
1631 udelay(50);
71e3d157 1632
d3cb781e
AD		 1633 tmp &= ~srbm_soft_reset;
1634 WREG32(SRBM_SOFT_RESET, tmp);
1635 tmp = RREG32(SRBM_SOFT_RESET);
1636 }
71e3d157
AD		 1637
1638 /* Wait a little for things to settle down */
1639 mdelay(1);
1640
a3c1945a 1641 rv515_mc_resume(rdev, &save);
d3cb781e 1642 udelay(50);
410a3418 1643
d3cb781e 1644 r600_print_gpu_status_regs(rdev);
d3cb781e
AD		 1645}
1646
1647int r600_asic_reset(struct radeon_device *rdev)
1648{
f13f7731
AD		 1649 u32 reset_mask;
1650
1651 reset_mask = r600_gpu_check_soft_reset(rdev);
1652
1653 if (reset_mask)
1654 r600_set_bios_scratch_engine_hung(rdev, true);
1655
1656 r600_gpu_soft_reset(rdev, reset_mask);
1657
1658 reset_mask = r600_gpu_check_soft_reset(rdev);
1659
1660 if (!reset_mask)
1661 r600_set_bios_scratch_engine_hung(rdev, false);
1662
1663 return 0;
3ce0a23d
JG		 1664}
1665
123bc183
AD		 1666/**
1667 * r600_gfx_is_lockup - Check if the GFX engine is locked up
1668 *
1669 * @rdev: radeon_device pointer
1670 * @ring: radeon_ring structure holding ring information
1671 *
1672 * Check if the GFX engine is locked up.
1673 * Returns true if the engine appears to be locked up, false if not.
1674 */
1675bool r600_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
225758d8 1676{
123bc183
AD		 1677 u32 reset_mask = r600_gpu_check_soft_reset(rdev);
1678
1679 if (!(reset_mask & (RADEON_RESET_GFX |
1680 RADEON_RESET_COMPUTE |
1681 RADEON_RESET_CP))) {
069211e5 1682 radeon_ring_lockup_update(ring);
225758d8
JG		 1683 return false;
1684 }
1685 /* force CP activities */
7b9ef16b 1686 radeon_ring_force_activity(rdev, ring);
069211e5 1687 return radeon_ring_test_lockup(rdev, ring);
225758d8
JG		 1688}
1689
416a2bd2
AD		 1690u32 r6xx_remap_render_backend(struct radeon_device *rdev,
1691 u32 tiling_pipe_num,
1692 u32 max_rb_num,
1693 u32 total_max_rb_num,
1694 u32 disabled_rb_mask)
3ce0a23d 1695{
416a2bd2 1696 u32 rendering_pipe_num, rb_num_width, req_rb_num;
f689e3ac 1697 u32 pipe_rb_ratio, pipe_rb_remain, tmp;
416a2bd2
AD		 1698 u32 data = 0, mask = 1 << (max_rb_num - 1);
1699 unsigned i, j;
3ce0a23d 1700
416a2bd2 1701 /* mask out the RBs that don't exist on that asic */
f689e3ac
MT		 1702 tmp = disabled_rb_mask | ((0xff << max_rb_num) & 0xff);
1703 /* make sure at least one RB is available */
1704 if ((tmp & 0xff) != 0xff)
1705 disabled_rb_mask = tmp;
3ce0a23d 1706
416a2bd2
AD		 1707 rendering_pipe_num = 1 << tiling_pipe_num;
1708 req_rb_num = total_max_rb_num - r600_count_pipe_bits(disabled_rb_mask);
1709 BUG_ON(rendering_pipe_num < req_rb_num);
3ce0a23d 1710
416a2bd2
AD		 1711 pipe_rb_ratio = rendering_pipe_num / req_rb_num;
1712 pipe_rb_remain = rendering_pipe_num - pipe_rb_ratio * req_rb_num;
3ce0a23d 1713
416a2bd2
AD		 1714 if (rdev->family <= CHIP_RV740) {
1715 /* r6xx/r7xx */
1716 rb_num_width = 2;
1717 } else {
1718 /* eg+ */
1719 rb_num_width = 4;
1720 }
3ce0a23d 1721
416a2bd2
AD		 1722 for (i = 0; i < max_rb_num; i++) {
1723 if (!(mask & disabled_rb_mask)) {
1724 for (j = 0; j < pipe_rb_ratio; j++) {
1725 data <<= rb_num_width;
1726 data |= max_rb_num - i - 1;
1727 }
1728 if (pipe_rb_remain) {
1729 data <<= rb_num_width;
1730 data |= max_rb_num - i - 1;
1731 pipe_rb_remain--;
1732 }
1733 }
1734 mask >>= 1;
3ce0a23d
JG		 1735 }
1736
416a2bd2 1737 return data;
3ce0a23d
JG		 1738}
1739
1740int r600_count_pipe_bits(uint32_t val)
1741{
ef8cf3a1 1742 return hweight32(val);
771fe6b9
JG		 1743}
1744
1109ca09 1745static void r600_gpu_init(struct radeon_device *rdev)
3ce0a23d
JG		 1746{
1747 u32 tiling_config;
1748 u32 ramcfg;
d03f5d59
AD		 1749 u32 cc_rb_backend_disable;
1750 u32 cc_gc_shader_pipe_config;
3ce0a23d
JG		 1751 u32 tmp;
1752 int i, j;
1753 u32 sq_config;
1754 u32 sq_gpr_resource_mgmt_1 = 0;
1755 u32 sq_gpr_resource_mgmt_2 = 0;
1756 u32 sq_thread_resource_mgmt = 0;
1757 u32 sq_stack_resource_mgmt_1 = 0;
1758 u32 sq_stack_resource_mgmt_2 = 0;
416a2bd2 1759 u32 disabled_rb_mask;
3ce0a23d 1760
416a2bd2 1761 rdev->config.r600.tiling_group_size = 256;
3ce0a23d
JG		 1762 switch (rdev->family) {
1763 case CHIP_R600:
1764 rdev->config.r600.max_pipes = 4;
1765 rdev->config.r600.max_tile_pipes = 8;
1766 rdev->config.r600.max_simds = 4;
1767 rdev->config.r600.max_backends = 4;
1768 rdev->config.r600.max_gprs = 256;
1769 rdev->config.r600.max_threads = 192;
1770 rdev->config.r600.max_stack_entries = 256;
1771 rdev->config.r600.max_hw_contexts = 8;
1772 rdev->config.r600.max_gs_threads = 16;
1773 rdev->config.r600.sx_max_export_size = 128;
1774 rdev->config.r600.sx_max_export_pos_size = 16;
1775 rdev->config.r600.sx_max_export_smx_size = 128;
1776 rdev->config.r600.sq_num_cf_insts = 2;
1777 break;
1778 case CHIP_RV630:
1779 case CHIP_RV635:
1780 rdev->config.r600.max_pipes = 2;
1781 rdev->config.r600.max_tile_pipes = 2;
1782 rdev->config.r600.max_simds = 3;
1783 rdev->config.r600.max_backends = 1;
1784 rdev->config.r600.max_gprs = 128;
1785 rdev->config.r600.max_threads = 192;
1786 rdev->config.r600.max_stack_entries = 128;
1787 rdev->config.r600.max_hw_contexts = 8;
1788 rdev->config.r600.max_gs_threads = 4;
1789 rdev->config.r600.sx_max_export_size = 128;
1790 rdev->config.r600.sx_max_export_pos_size = 16;
1791 rdev->config.r600.sx_max_export_smx_size = 128;
1792 rdev->config.r600.sq_num_cf_insts = 2;
1793 break;
1794 case CHIP_RV610:
1795 case CHIP_RV620:
1796 case CHIP_RS780:
1797 case CHIP_RS880:
1798 rdev->config.r600.max_pipes = 1;
1799 rdev->config.r600.max_tile_pipes = 1;
1800 rdev->config.r600.max_simds = 2;
1801 rdev->config.r600.max_backends = 1;
1802 rdev->config.r600.max_gprs = 128;
1803 rdev->config.r600.max_threads = 192;
1804 rdev->config.r600.max_stack_entries = 128;
1805 rdev->config.r600.max_hw_contexts = 4;
1806 rdev->config.r600.max_gs_threads = 4;
1807 rdev->config.r600.sx_max_export_size = 128;
1808 rdev->config.r600.sx_max_export_pos_size = 16;
1809 rdev->config.r600.sx_max_export_smx_size = 128;
1810 rdev->config.r600.sq_num_cf_insts = 1;
1811 break;
1812 case CHIP_RV670:
1813 rdev->config.r600.max_pipes = 4;
1814 rdev->config.r600.max_tile_pipes = 4;
1815 rdev->config.r600.max_simds = 4;
1816 rdev->config.r600.max_backends = 4;
1817 rdev->config.r600.max_gprs = 192;
1818 rdev->config.r600.max_threads = 192;
1819 rdev->config.r600.max_stack_entries = 256;
1820 rdev->config.r600.max_hw_contexts = 8;
1821 rdev->config.r600.max_gs_threads = 16;
1822 rdev->config.r600.sx_max_export_size = 128;
1823 rdev->config.r600.sx_max_export_pos_size = 16;
1824 rdev->config.r600.sx_max_export_smx_size = 128;
1825 rdev->config.r600.sq_num_cf_insts = 2;
1826 break;
1827 default:
1828 break;
1829 }
1830
1831 /* Initialize HDP */
1832 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1833 WREG32((0x2c14 + j), 0x00000000);
1834 WREG32((0x2c18 + j), 0x00000000);
1835 WREG32((0x2c1c + j), 0x00000000);
1836 WREG32((0x2c20 + j), 0x00000000);
1837 WREG32((0x2c24 + j), 0x00000000);
1838 }
1839
1840 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1841
1842 /* Setup tiling */
1843 tiling_config = 0;
1844 ramcfg = RREG32(RAMCFG);
1845 switch (rdev->config.r600.max_tile_pipes) {
1846 case 1:
1847 tiling_config |= PIPE_TILING(0);
1848 break;
1849 case 2:
1850 tiling_config |= PIPE_TILING(1);
1851 break;
1852 case 4:
1853 tiling_config |= PIPE_TILING(2);
1854 break;
1855 case 8:
1856 tiling_config |= PIPE_TILING(3);
1857 break;
1858 default:
1859 break;
1860 }
d03f5d59 1861 rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
961fb597 1862 rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
3ce0a23d 1863 tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
881fe6c1 1864 tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
416a2bd2 1865
3ce0a23d
JG		 1866 tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
1867 if (tmp > 3) {
1868 tiling_config |= ROW_TILING(3);
1869 tiling_config |= SAMPLE_SPLIT(3);
1870 } else {
1871 tiling_config |= ROW_TILING(tmp);
1872 tiling_config |= SAMPLE_SPLIT(tmp);
1873 }
1874 tiling_config |= BANK_SWAPS(1);
d03f5d59
AD		 1875
1876 cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
416a2bd2
AD		 1877 tmp = R6XX_MAX_BACKENDS -
1878 r600_count_pipe_bits((cc_rb_backend_disable >> 16) & R6XX_MAX_BACKENDS_MASK);
1879 if (tmp < rdev->config.r600.max_backends) {
1880 rdev->config.r600.max_backends = tmp;
1881 }
1882
1883 cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0x00ffff00;
1884 tmp = R6XX_MAX_PIPES -
1885 r600_count_pipe_bits((cc_gc_shader_pipe_config >> 8) & R6XX_MAX_PIPES_MASK);
1886 if (tmp < rdev->config.r600.max_pipes) {
1887 rdev->config.r600.max_pipes = tmp;
1888 }
1889 tmp = R6XX_MAX_SIMDS -
1890 r600_count_pipe_bits((cc_gc_shader_pipe_config >> 16) & R6XX_MAX_SIMDS_MASK);
1891 if (tmp < rdev->config.r600.max_simds) {
1892 rdev->config.r600.max_simds = tmp;
1893 }
1894
1895 disabled_rb_mask = (RREG32(CC_RB_BACKEND_DISABLE) >> 16) & R6XX_MAX_BACKENDS_MASK;
1896 tmp = (tiling_config & PIPE_TILING__MASK) >> PIPE_TILING__SHIFT;
1897 tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.r600.max_backends,
1898 R6XX_MAX_BACKENDS, disabled_rb_mask);
1899 tiling_config |= tmp << 16;
1900 rdev->config.r600.backend_map = tmp;
1901
e7aeeba6 1902 rdev->config.r600.tile_config = tiling_config;
3ce0a23d
JG		 1903 WREG32(GB_TILING_CONFIG, tiling_config);
1904 WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
1905 WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
4d75658b 1906 WREG32(DMA_TILING_CONFIG, tiling_config & 0xffff);
3ce0a23d 1907
d03f5d59 1908 tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
3ce0a23d
JG		 1909 WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
1910 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
1911
1912 /* Setup some CP states */
1913 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
1914 WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
1915
1916 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
1917 SYNC_WALKER | SYNC_ALIGNER));
1918 /* Setup various GPU states */
1919 if (rdev->family == CHIP_RV670)
1920 WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
1921
1922 tmp = RREG32(SX_DEBUG_1);
1923 tmp |= SMX_EVENT_RELEASE;
1924 if ((rdev->family > CHIP_R600))
1925 tmp |= ENABLE_NEW_SMX_ADDRESS;
1926 WREG32(SX_DEBUG_1, tmp);
1927
1928 if (((rdev->family) == CHIP_R600) ||
1929 ((rdev->family) == CHIP_RV630) ||
1930 ((rdev->family) == CHIP_RV610) ||
1931 ((rdev->family) == CHIP_RV620) ||
ee59f2b4
AD		 1932 ((rdev->family) == CHIP_RS780) ||
1933 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 1934 WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
1935 } else {
1936 WREG32(DB_DEBUG, 0);
1937 }
1938 WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
1939 DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
1940
1941 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1942 WREG32(VGT_NUM_INSTANCES, 0);
1943
1944 WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
1945 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
1946
1947 tmp = RREG32(SQ_MS_FIFO_SIZES);
1948 if (((rdev->family) == CHIP_RV610) ||
1949 ((rdev->family) == CHIP_RV620) ||
ee59f2b4
AD		 1950 ((rdev->family) == CHIP_RS780) ||
1951 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 1952 tmp = (CACHE_FIFO_SIZE(0xa) |
1953 FETCH_FIFO_HIWATER(0xa) |
1954 DONE_FIFO_HIWATER(0xe0) |
1955 ALU_UPDATE_FIFO_HIWATER(0x8));
1956 } else if (((rdev->family) == CHIP_R600) ||
1957 ((rdev->family) == CHIP_RV630)) {
1958 tmp &= ~DONE_FIFO_HIWATER(0xff);
1959 tmp |= DONE_FIFO_HIWATER(0x4);
1960 }
1961 WREG32(SQ_MS_FIFO_SIZES, tmp);
1962
1963 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1964 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1965 */
1966 sq_config = RREG32(SQ_CONFIG);
1967 sq_config &= ~(PS_PRIO(3) |
1968 VS_PRIO(3) |
1969 GS_PRIO(3) |
1970 ES_PRIO(3));
1971 sq_config |= (DX9_CONSTS |
1972 VC_ENABLE |
1973 PS_PRIO(0) |
1974 VS_PRIO(1) |
1975 GS_PRIO(2) |
1976 ES_PRIO(3));
1977
1978 if ((rdev->family) == CHIP_R600) {
1979 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
1980 NUM_VS_GPRS(124) |
1981 NUM_CLAUSE_TEMP_GPRS(4));
1982 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
1983 NUM_ES_GPRS(0));
1984 sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
1985 NUM_VS_THREADS(48) |
1986 NUM_GS_THREADS(4) |
1987 NUM_ES_THREADS(4));
1988 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
1989 NUM_VS_STACK_ENTRIES(128));
1990 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
1991 NUM_ES_STACK_ENTRIES(0));
1992 } else if (((rdev->family) == CHIP_RV610) ||
1993 ((rdev->family) == CHIP_RV620) ||
ee59f2b4
AD		 1994 ((rdev->family) == CHIP_RS780) ||
1995 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 1996 /* no vertex cache */
1997 sq_config &= ~VC_ENABLE;
1998
1999 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
2000 NUM_VS_GPRS(44) |
2001 NUM_CLAUSE_TEMP_GPRS(2));
2002 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
2003 NUM_ES_GPRS(17));
2004 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
2005 NUM_VS_THREADS(78) |
2006 NUM_GS_THREADS(4) |
2007 NUM_ES_THREADS(31));
2008 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
2009 NUM_VS_STACK_ENTRIES(40));
2010 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
2011 NUM_ES_STACK_ENTRIES(16));
2012 } else if (((rdev->family) == CHIP_RV630) ||
2013 ((rdev->family) == CHIP_RV635)) {
2014 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
2015 NUM_VS_GPRS(44) |
2016 NUM_CLAUSE_TEMP_GPRS(2));
2017 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
2018 NUM_ES_GPRS(18));
2019 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
2020 NUM_VS_THREADS(78) |
2021 NUM_GS_THREADS(4) |
2022 NUM_ES_THREADS(31));
2023 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
2024 NUM_VS_STACK_ENTRIES(40));
2025 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
2026 NUM_ES_STACK_ENTRIES(16));
2027 } else if ((rdev->family) == CHIP_RV670) {
2028 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
2029 NUM_VS_GPRS(44) |
2030 NUM_CLAUSE_TEMP_GPRS(2));
2031 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
2032 NUM_ES_GPRS(17));
2033 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
2034 NUM_VS_THREADS(78) |
2035 NUM_GS_THREADS(4) |
2036 NUM_ES_THREADS(31));
2037 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
2038 NUM_VS_STACK_ENTRIES(64));
2039 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
2040 NUM_ES_STACK_ENTRIES(64));
2041 }
2042
2043 WREG32(SQ_CONFIG, sq_config);
2044 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
2045 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
2046 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
2047 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
2048 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
2049
2050 if (((rdev->family) == CHIP_RV610) ||
2051 ((rdev->family) == CHIP_RV620) ||
ee59f2b4
AD		 2052 ((rdev->family) == CHIP_RS780) ||
2053 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 2054 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
2055 } else {
2056 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
2057 }
2058
2059 /* More default values. 2D/3D driver should adjust as needed */
2060 WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
2061 S1_X(0x4) | S1_Y(0xc)));
2062 WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
2063 S1_X(0x2) | S1_Y(0x2) |
2064 S2_X(0xa) | S2_Y(0x6) |
2065 S3_X(0x6) | S3_Y(0xa)));
2066 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
2067 S1_X(0x4) | S1_Y(0xc) |
2068 S2_X(0x1) | S2_Y(0x6) |
2069 S3_X(0xa) | S3_Y(0xe)));
2070 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
2071 S5_X(0x0) | S5_Y(0x0) |
2072 S6_X(0xb) | S6_Y(0x4) |
2073 S7_X(0x7) | S7_Y(0x8)));
2074
2075 WREG32(VGT_STRMOUT_EN, 0);
2076 tmp = rdev->config.r600.max_pipes * 16;
2077 switch (rdev->family) {
2078 case CHIP_RV610:
3ce0a23d 2079 case CHIP_RV620:
ee59f2b4
AD		 2080 case CHIP_RS780:
2081 case CHIP_RS880:
3ce0a23d
JG		 2082 tmp += 32;
2083 break;
2084 case CHIP_RV670:
2085 tmp += 128;
2086 break;
2087 default:
2088 break;
2089 }
2090 if (tmp > 256) {
2091 tmp = 256;
2092 }
2093 WREG32(VGT_ES_PER_GS, 128);
2094 WREG32(VGT_GS_PER_ES, tmp);
2095 WREG32(VGT_GS_PER_VS, 2);
2096 WREG32(VGT_GS_VERTEX_REUSE, 16);
2097
2098 /* more default values. 2D/3D driver should adjust as needed */
2099 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
2100 WREG32(VGT_STRMOUT_EN, 0);
2101 WREG32(SX_MISC, 0);
2102 WREG32(PA_SC_MODE_CNTL, 0);
2103 WREG32(PA_SC_AA_CONFIG, 0);
2104 WREG32(PA_SC_LINE_STIPPLE, 0);
2105 WREG32(SPI_INPUT_Z, 0);
2106 WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
2107 WREG32(CB_COLOR7_FRAG, 0);
2108
2109 /* Clear render buffer base addresses */
2110 WREG32(CB_COLOR0_BASE, 0);
2111 WREG32(CB_COLOR1_BASE, 0);
2112 WREG32(CB_COLOR2_BASE, 0);
2113 WREG32(CB_COLOR3_BASE, 0);
2114 WREG32(CB_COLOR4_BASE, 0);
2115 WREG32(CB_COLOR5_BASE, 0);
2116 WREG32(CB_COLOR6_BASE, 0);
2117 WREG32(CB_COLOR7_BASE, 0);
2118 WREG32(CB_COLOR7_FRAG, 0);
2119
2120 switch (rdev->family) {
2121 case CHIP_RV610:
3ce0a23d 2122 case CHIP_RV620:
ee59f2b4
AD		 2123 case CHIP_RS780:
2124 case CHIP_RS880:
3ce0a23d
JG		 2125 tmp = TC_L2_SIZE(8);
2126 break;
2127 case CHIP_RV630:
2128 case CHIP_RV635:
2129 tmp = TC_L2_SIZE(4);
2130 break;
2131 case CHIP_R600:
2132 tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
2133 break;
2134 default:
2135 tmp = TC_L2_SIZE(0);
2136 break;
2137 }
2138 WREG32(TC_CNTL, tmp);
2139
2140 tmp = RREG32(HDP_HOST_PATH_CNTL);
2141 WREG32(HDP_HOST_PATH_CNTL, tmp);
2142
2143 tmp = RREG32(ARB_POP);
2144 tmp |= ENABLE_TC128;
2145 WREG32(ARB_POP, tmp);
2146
2147 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
2148 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
2149 NUM_CLIP_SEQ(3)));
2150 WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
b866d133 2151 WREG32(VC_ENHANCE, 0);
3ce0a23d
JG		 2152}
2153
2154
771fe6b9
JG		 2155/*
2156 * Indirect registers accessor
2157 */
3ce0a23d
JG		 2158u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
2159{
0a5b7b0b 2160 unsigned long flags;
3ce0a23d
JG		 2161 u32 r;
2162
0a5b7b0b 2163 spin_lock_irqsave(&rdev->pciep_idx_lock, flags);
3ce0a23d
JG		 2164 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
2165 (void)RREG32(PCIE_PORT_INDEX);
2166 r = RREG32(PCIE_PORT_DATA);
0a5b7b0b 2167 spin_unlock_irqrestore(&rdev->pciep_idx_lock, flags);
3ce0a23d
JG		 2168 return r;
2169}
2170
2171void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2172{
0a5b7b0b
AD		 2173 unsigned long flags;
2174
2175 spin_lock_irqsave(&rdev->pciep_idx_lock, flags);
3ce0a23d
JG		 2176 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
2177 (void)RREG32(PCIE_PORT_INDEX);
2178 WREG32(PCIE_PORT_DATA, (v));
2179 (void)RREG32(PCIE_PORT_DATA);
0a5b7b0b 2180 spin_unlock_irqrestore(&rdev->pciep_idx_lock, flags);
3ce0a23d
JG		 2181}
2182
3ce0a23d
JG		 2183/*
2184 * CP & Ring
2185 */
2186void r600_cp_stop(struct radeon_device *rdev)
2187{
53595338 2188 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
3ce0a23d 2189 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
724c80e1 2190 WREG32(SCRATCH_UMSK, 0);
4d75658b 2191 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
3ce0a23d
JG		 2192}
2193
d8f60cfc 2194int r600_init_microcode(struct radeon_device *rdev)
3ce0a23d 2195{
3ce0a23d 2196 const char *chip_name;
d8f60cfc 2197 const char *rlc_chip_name;
66229b20
AD		 2198 const char *smc_chip_name = "RV770";
2199 size_t pfp_req_size, me_req_size, rlc_req_size, smc_req_size = 0;
3ce0a23d
JG		 2200 char fw_name[30];
2201 int err;
2202
2203 DRM_DEBUG("\n");
2204
3ce0a23d 2205 switch (rdev->family) {
d8f60cfc
AD		 2206 case CHIP_R600:
2207 chip_name = "R600";
2208 rlc_chip_name = "R600";
2209 break;
2210 case CHIP_RV610:
2211 chip_name = "RV610";
2212 rlc_chip_name = "R600";
2213 break;
2214 case CHIP_RV630:
2215 chip_name = "RV630";
2216 rlc_chip_name = "R600";
2217 break;
2218 case CHIP_RV620:
2219 chip_name = "RV620";
2220 rlc_chip_name = "R600";
2221 break;
2222 case CHIP_RV635:
2223 chip_name = "RV635";
2224 rlc_chip_name = "R600";
2225 break;
2226 case CHIP_RV670:
2227 chip_name = "RV670";
2228 rlc_chip_name = "R600";
2229 break;
3ce0a23d 2230 case CHIP_RS780:
d8f60cfc
AD		 2231 case CHIP_RS880:
2232 chip_name = "RS780";
2233 rlc_chip_name = "R600";
2234 break;
2235 case CHIP_RV770:
2236 chip_name = "RV770";
2237 rlc_chip_name = "R700";
66229b20
AD		 2238 smc_chip_name = "RV770";
2239 smc_req_size = ALIGN(RV770_SMC_UCODE_SIZE, 4);
d8f60cfc 2240 break;
3ce0a23d 2241 case CHIP_RV730:
d8f60cfc
AD		 2242 chip_name = "RV730";
2243 rlc_chip_name = "R700";
66229b20
AD		 2244 smc_chip_name = "RV730";
2245 smc_req_size = ALIGN(RV730_SMC_UCODE_SIZE, 4);
d8f60cfc
AD		 2246 break;
2247 case CHIP_RV710:
2248 chip_name = "RV710";
2249 rlc_chip_name = "R700";
66229b20
AD		 2250 smc_chip_name = "RV710";
2251 smc_req_size = ALIGN(RV710_SMC_UCODE_SIZE, 4);
2252 break;
2253 case CHIP_RV740:
2254 chip_name = "RV730";
2255 rlc_chip_name = "R700";
2256 smc_chip_name = "RV740";
2257 smc_req_size = ALIGN(RV740_SMC_UCODE_SIZE, 4);
d8f60cfc 2258 break;
fe251e2f
AD		 2259 case CHIP_CEDAR:
2260 chip_name = "CEDAR";
45f9a39b 2261 rlc_chip_name = "CEDAR";
dc50ba7f
AD		 2262 smc_chip_name = "CEDAR";
2263 smc_req_size = ALIGN(CEDAR_SMC_UCODE_SIZE, 4);
fe251e2f
AD		 2264 break;
2265 case CHIP_REDWOOD:
2266 chip_name = "REDWOOD";
45f9a39b 2267 rlc_chip_name = "REDWOOD";
dc50ba7f
AD		 2268 smc_chip_name = "REDWOOD";
2269 smc_req_size = ALIGN(REDWOOD_SMC_UCODE_SIZE, 4);
fe251e2f
AD		 2270 break;
2271 case CHIP_JUNIPER:
2272 chip_name = "JUNIPER";
45f9a39b 2273 rlc_chip_name = "JUNIPER";
dc50ba7f
AD		 2274 smc_chip_name = "JUNIPER";
2275 smc_req_size = ALIGN(JUNIPER_SMC_UCODE_SIZE, 4);
fe251e2f
AD		 2276 break;
2277 case CHIP_CYPRESS:
2278 case CHIP_HEMLOCK:
2279 chip_name = "CYPRESS";
45f9a39b 2280 rlc_chip_name = "CYPRESS";
dc50ba7f
AD		 2281 smc_chip_name = "CYPRESS";
2282 smc_req_size = ALIGN(CYPRESS_SMC_UCODE_SIZE, 4);
fe251e2f 2283 break;
439bd6cd
AD		 2284 case CHIP_PALM:
2285 chip_name = "PALM";
2286 rlc_chip_name = "SUMO";
2287 break;
d5c5a72f
AD		 2288 case CHIP_SUMO:
2289 chip_name = "SUMO";
2290 rlc_chip_name = "SUMO";
2291 break;
2292 case CHIP_SUMO2:
2293 chip_name = "SUMO2";
2294 rlc_chip_name = "SUMO";
2295 break;
3ce0a23d
JG		 2296 default: BUG();
2297 }
2298
fe251e2f
AD		 2299 if (rdev->family >= CHIP_CEDAR) {
2300 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
2301 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
45f9a39b 2302 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
fe251e2f 2303 } else if (rdev->family >= CHIP_RV770) {
3ce0a23d
JG		 2304 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
2305 me_req_size = R700_PM4_UCODE_SIZE * 4;
d8f60cfc 2306 rlc_req_size = R700_RLC_UCODE_SIZE * 4;
3ce0a23d 2307 } else {
138e4e16
AD		 2308 pfp_req_size = R600_PFP_UCODE_SIZE * 4;
2309 me_req_size = R600_PM4_UCODE_SIZE * 12;
2310 rlc_req_size = R600_RLC_UCODE_SIZE * 4;
3ce0a23d
JG		 2311 }
2312
d8f60cfc 2313 DRM_INFO("Loading %s Microcode\n", chip_name);
3ce0a23d
JG		 2314
2315 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
0a168933 2316 err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
3ce0a23d
JG		 2317 if (err)
2318 goto out;
2319 if (rdev->pfp_fw->size != pfp_req_size) {
2320 printk(KERN_ERR
2321 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2322 rdev->pfp_fw->size, fw_name);
2323 err = -EINVAL;
2324 goto out;
2325 }
2326
2327 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
0a168933 2328 err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
3ce0a23d
JG		 2329 if (err)
2330 goto out;
2331 if (rdev->me_fw->size != me_req_size) {
2332 printk(KERN_ERR
2333 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2334 rdev->me_fw->size, fw_name);
2335 err = -EINVAL;
2336 }
d8f60cfc
AD		 2337
2338 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
0a168933 2339 err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
d8f60cfc
AD		 2340 if (err)
2341 goto out;
2342 if (rdev->rlc_fw->size != rlc_req_size) {
2343 printk(KERN_ERR
2344 "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
2345 rdev->rlc_fw->size, fw_name);
2346 err = -EINVAL;
2347 }
2348
dc50ba7f 2349 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_HEMLOCK)) {
66229b20 2350 snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", smc_chip_name);
0a168933 2351 err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
8a53fa23
AD		 2352 if (err) {
2353 printk(KERN_ERR
2354 "smc: error loading firmware \"%s\"\n",
2355 fw_name);
2356 release_firmware(rdev->smc_fw);
2357 rdev->smc_fw = NULL;
d8367112 2358 err = 0;
8a53fa23 2359 } else if (rdev->smc_fw->size != smc_req_size) {
66229b20
AD		 2360 printk(KERN_ERR
2361 "smc: Bogus length %zu in firmware \"%s\"\n",
2362 rdev->smc_fw->size, fw_name);
2363 err = -EINVAL;
2364 }
2365 }
2366
3ce0a23d 2367out:
3ce0a23d
JG		 2368 if (err) {
2369 if (err != -EINVAL)
2370 printk(KERN_ERR
2371 "r600_cp: Failed to load firmware \"%s\"\n",
2372 fw_name);
2373 release_firmware(rdev->pfp_fw);
2374 rdev->pfp_fw = NULL;
2375 release_firmware(rdev->me_fw);
2376 rdev->me_fw = NULL;
d8f60cfc
AD		 2377 release_firmware(rdev->rlc_fw);
2378 rdev->rlc_fw = NULL;
66229b20
AD		 2379 release_firmware(rdev->smc_fw);
2380 rdev->smc_fw = NULL;
3ce0a23d
JG		 2381 }
2382 return err;
2383}
2384
ea31bf69
AD		 2385u32 r600_gfx_get_rptr(struct radeon_device *rdev,
2386 struct radeon_ring *ring)
2387{
2388 u32 rptr;
2389
2390 if (rdev->wb.enabled)
2391 rptr = rdev->wb.wb[ring->rptr_offs/4];
2392 else
2393 rptr = RREG32(R600_CP_RB_RPTR);
2394
2395 return rptr;
2396}
2397
2398u32 r600_gfx_get_wptr(struct radeon_device *rdev,
2399 struct radeon_ring *ring)
2400{
2401 u32 wptr;
2402
2403 wptr = RREG32(R600_CP_RB_WPTR);
2404
2405 return wptr;
2406}
2407
2408void r600_gfx_set_wptr(struct radeon_device *rdev,
2409 struct radeon_ring *ring)
2410{
2411 WREG32(R600_CP_RB_WPTR, ring->wptr);
2412 (void)RREG32(R600_CP_RB_WPTR);
2413}
2414
3ce0a23d
JG		 2415static int r600_cp_load_microcode(struct radeon_device *rdev)
2416{
2417 const __be32 *fw_data;
2418 int i;
2419
2420 if (!rdev->me_fw || !rdev->pfp_fw)
2421 return -EINVAL;
2422
2423 r600_cp_stop(rdev);
2424
4eace7fd
CC		 2425 WREG32(CP_RB_CNTL,
2426#ifdef __BIG_ENDIAN
2427 BUF_SWAP_32BIT |
2428#endif
2429 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
3ce0a23d
JG		 2430
2431 /* Reset cp */
2432 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2433 RREG32(GRBM_SOFT_RESET);
2434 mdelay(15);
2435 WREG32(GRBM_SOFT_RESET, 0);
2436
2437 WREG32(CP_ME_RAM_WADDR, 0);
2438
2439 fw_data = (const __be32 *)rdev->me_fw->data;
2440 WREG32(CP_ME_RAM_WADDR, 0);
138e4e16 2441 for (i = 0; i < R600_PM4_UCODE_SIZE * 3; i++)
3ce0a23d
JG		 2442 WREG32(CP_ME_RAM_DATA,
2443 be32_to_cpup(fw_data++));
2444
2445 fw_data = (const __be32 *)rdev->pfp_fw->data;
2446 WREG32(CP_PFP_UCODE_ADDR, 0);
138e4e16 2447 for (i = 0; i < R600_PFP_UCODE_SIZE; i++)
3ce0a23d
JG		 2448 WREG32(CP_PFP_UCODE_DATA,
2449 be32_to_cpup(fw_data++));
2450
2451 WREG32(CP_PFP_UCODE_ADDR, 0);
2452 WREG32(CP_ME_RAM_WADDR, 0);
2453 WREG32(CP_ME_RAM_RADDR, 0);
2454 return 0;
2455}
2456
2457int r600_cp_start(struct radeon_device *rdev)
2458{
e32eb50d 2459 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3ce0a23d
JG		 2460 int r;
2461 uint32_t cp_me;
2462
e32eb50d 2463 r = radeon_ring_lock(rdev, ring, 7);
3ce0a23d
JG		 2464 if (r) {
2465 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2466 return r;
2467 }
e32eb50d
CK		 2468 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
2469 radeon_ring_write(ring, 0x1);
7e7b41d2 2470 if (rdev->family >= CHIP_RV770) {
e32eb50d
CK		 2471 radeon_ring_write(ring, 0x0);
2472 radeon_ring_write(ring, rdev->config.rv770.max_hw_contexts - 1);
fe251e2f 2473 } else {
e32eb50d
CK		 2474 radeon_ring_write(ring, 0x3);
2475 radeon_ring_write(ring, rdev->config.r600.max_hw_contexts - 1);
3ce0a23d 2476 }
e32eb50d
CK		 2477 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
2478 radeon_ring_write(ring, 0);
2479 radeon_ring_write(ring, 0);
2480 radeon_ring_unlock_commit(rdev, ring);
3ce0a23d
JG		 2481
2482 cp_me = 0xff;
2483 WREG32(R_0086D8_CP_ME_CNTL, cp_me);
2484 return 0;
2485}
2486
2487int r600_cp_resume(struct radeon_device *rdev)
2488{
e32eb50d 2489 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3ce0a23d
JG		 2490 u32 tmp;
2491 u32 rb_bufsz;
2492 int r;
2493
2494 /* Reset cp */
2495 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2496 RREG32(GRBM_SOFT_RESET);
2497 mdelay(15);
2498 WREG32(GRBM_SOFT_RESET, 0);
2499
2500 /* Set ring buffer size */
b72a8925
DV		 2501 rb_bufsz = order_base_2(ring->ring_size / 8);
2502 tmp = (order_base_2(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3ce0a23d 2503#ifdef __BIG_ENDIAN
d6f28938 2504 tmp |= BUF_SWAP_32BIT;
3ce0a23d 2505#endif
d6f28938 2506 WREG32(CP_RB_CNTL, tmp);
15d3332f 2507 WREG32(CP_SEM_WAIT_TIMER, 0x0);
3ce0a23d
JG		 2508
2509 /* Set the write pointer delay */
2510 WREG32(CP_RB_WPTR_DELAY, 0);
2511
2512 /* Initialize the ring buffer's read and write pointers */
3ce0a23d
JG		 2513 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
2514 WREG32(CP_RB_RPTR_WR, 0);
e32eb50d
CK		 2515 ring->wptr = 0;
2516 WREG32(CP_RB_WPTR, ring->wptr);
724c80e1
AD		 2517
2518 /* set the wb address whether it's enabled or not */
4eace7fd 2519 WREG32(CP_RB_RPTR_ADDR,
4eace7fd 2520 ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
724c80e1
AD		 2521 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
2522 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
2523
2524 if (rdev->wb.enabled)
2525 WREG32(SCRATCH_UMSK, 0xff);
2526 else {
2527 tmp |= RB_NO_UPDATE;
2528 WREG32(SCRATCH_UMSK, 0);
2529 }
2530
3ce0a23d
JG		 2531 mdelay(1);
2532 WREG32(CP_RB_CNTL, tmp);
2533
e32eb50d 2534 WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
3ce0a23d
JG		 2535 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
2536
e32eb50d 2537 ring->rptr = RREG32(CP_RB_RPTR);
3ce0a23d
JG		 2538
2539 r600_cp_start(rdev);
e32eb50d 2540 ring->ready = true;
f712812e 2541 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
3ce0a23d 2542 if (r) {
e32eb50d 2543 ring->ready = false;
3ce0a23d
JG		 2544 return r;
2545 }
2546 return 0;
2547}
2548
e32eb50d 2549void r600_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ring_size)
3ce0a23d
JG		 2550{
2551 u32 rb_bufsz;
45df6803 2552 int r;
3ce0a23d
JG		 2553
2554 /* Align ring size */
b72a8925 2555 rb_bufsz = order_base_2(ring_size / 8);
3ce0a23d 2556 ring_size = (1 << (rb_bufsz + 1)) * 4;
e32eb50d
CK		 2557 ring->ring_size = ring_size;
2558 ring->align_mask = 16 - 1;
45df6803 2559
89d35807
AD		 2560 if (radeon_ring_supports_scratch_reg(rdev, ring)) {
2561 r = radeon_scratch_get(rdev, &ring->rptr_save_reg);
2562 if (r) {
2563 DRM_ERROR("failed to get scratch reg for rptr save (%d).\n", r);
2564 ring->rptr_save_reg = 0;
2565 }
45df6803 2566 }
3ce0a23d
JG		 2567}
2568
655efd3d
JG		 2569void r600_cp_fini(struct radeon_device *rdev)
2570{
45df6803 2571 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
655efd3d 2572 r600_cp_stop(rdev);
45df6803
CK		 2573 radeon_ring_fini(rdev, ring);
2574 radeon_scratch_free(rdev, ring->rptr_save_reg);
655efd3d
JG		 2575}
2576
3ce0a23d
JG		 2577/*
2578 * GPU scratch registers helpers function.
2579 */
2580void r600_scratch_init(struct radeon_device *rdev)
2581{
2582 int i;
2583
2584 rdev->scratch.num_reg = 7;
724c80e1 2585 rdev->scratch.reg_base = SCRATCH_REG0;
3ce0a23d
JG		 2586 for (i = 0; i < rdev->scratch.num_reg; i++) {
2587 rdev->scratch.free[i] = true;
724c80e1 2588 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
3ce0a23d
JG		 2589 }
2590}
2591
e32eb50d 2592int r600_ring_test(struct radeon_device *rdev, struct radeon_ring *ring)
3ce0a23d
JG		 2593{
2594 uint32_t scratch;
2595 uint32_t tmp = 0;
8b25ed34 2596 unsigned i;
3ce0a23d
JG		 2597 int r;
2598
2599 r = radeon_scratch_get(rdev, &scratch);
2600 if (r) {
2601 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
2602 return r;
2603 }
2604 WREG32(scratch, 0xCAFEDEAD);
e32eb50d 2605 r = radeon_ring_lock(rdev, ring, 3);
3ce0a23d 2606 if (r) {
8b25ed34 2607 DRM_ERROR("radeon: cp failed to lock ring %d (%d).\n", ring->idx, r);
3ce0a23d
JG		 2608 radeon_scratch_free(rdev, scratch);
2609 return r;
2610 }
e32eb50d
CK		 2611 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2612 radeon_ring_write(ring, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2613 radeon_ring_write(ring, 0xDEADBEEF);
2614 radeon_ring_unlock_commit(rdev, ring);
3ce0a23d
JG		 2615 for (i = 0; i < rdev->usec_timeout; i++) {
2616 tmp = RREG32(scratch);
2617 if (tmp == 0xDEADBEEF)
2618 break;
2619 DRM_UDELAY(1);
2620 }
2621 if (i < rdev->usec_timeout) {
8b25ed34 2622 DRM_INFO("ring test on %d succeeded in %d usecs\n", ring->idx, i);
3ce0a23d 2623 } else {
bf852799 2624 DRM_ERROR("radeon: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
8b25ed34 2625 ring->idx, scratch, tmp);
3ce0a23d
JG		 2626 r = -EINVAL;
2627 }
2628 radeon_scratch_free(rdev, scratch);
2629 return r;
2630}
2631
4d75658b
AD		 2632/*
2633 * CP fences/semaphores
2634 */
2635
3ce0a23d
JG		 2636void r600_fence_ring_emit(struct radeon_device *rdev,
2637 struct radeon_fence *fence)
2638{
e32eb50d 2639 struct radeon_ring *ring = &rdev->ring[fence->ring];
7b1f2485 2640
d0f8a854 2641 if (rdev->wb.use_event) {
30eb77f4 2642 u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
77b1bad4 2643 /* flush read cache over gart */
e32eb50d
CK		 2644 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
2645 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
2646 PACKET3_VC_ACTION_ENA |
2647 PACKET3_SH_ACTION_ENA);
2648 radeon_ring_write(ring, 0xFFFFFFFF);
2649 radeon_ring_write(ring, 0);
2650 radeon_ring_write(ring, 10); /* poll interval */
d0f8a854 2651 /* EVENT_WRITE_EOP - flush caches, send int */
e32eb50d
CK		 2652 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
2653 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
2654 radeon_ring_write(ring, addr & 0xffffffff);
2655 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
2656 radeon_ring_write(ring, fence->seq);
2657 radeon_ring_write(ring, 0);
d0f8a854 2658 } else {
77b1bad4 2659 /* flush read cache over gart */
e32eb50d
CK		 2660 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
2661 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
2662 PACKET3_VC_ACTION_ENA |
2663 PACKET3_SH_ACTION_ENA);
2664 radeon_ring_write(ring, 0xFFFFFFFF);
2665 radeon_ring_write(ring, 0);
2666 radeon_ring_write(ring, 10); /* poll interval */
2667 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE, 0));
2668 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT) | EVENT_INDEX(0));
d0f8a854 2669 /* wait for 3D idle clean */
e32eb50d
CK		 2670 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2671 radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2672 radeon_ring_write(ring, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
d0f8a854 2673 /* Emit fence sequence & fire IRQ */
e32eb50d
CK		 2674 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2675 radeon_ring_write(ring, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2676 radeon_ring_write(ring, fence->seq);
d0f8a854 2677 /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
e32eb50d
CK		 2678 radeon_ring_write(ring, PACKET0(CP_INT_STATUS, 0));
2679 radeon_ring_write(ring, RB_INT_STAT);
d0f8a854 2680 }
3ce0a23d
JG		 2681}
2682
1654b817 2683bool r600_semaphore_ring_emit(struct radeon_device *rdev,
e32eb50d 2684 struct radeon_ring *ring,
15d3332f 2685 struct radeon_semaphore *semaphore,
7b1f2485 2686 bool emit_wait)
15d3332f
CK		 2687{
2688 uint64_t addr = semaphore->gpu_addr;
2689 unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL;
2690
0be70439
CK		 2691 if (rdev->family < CHIP_CAYMAN)
2692 sel |= PACKET3_SEM_WAIT_ON_SIGNAL;
2693
e32eb50d
CK		 2694 radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1));
2695 radeon_ring_write(ring, addr & 0xffffffff);
2696 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel);
1654b817
CK		 2697
2698 return true;
15d3332f
CK		 2699}
2700
072b5acc
AD		 2701/**
2702 * r600_copy_cpdma - copy pages using the CP DMA engine
2703 *
2704 * @rdev: radeon_device pointer
2705 * @src_offset: src GPU address
2706 * @dst_offset: dst GPU address
2707 * @num_gpu_pages: number of GPU pages to xfer
2708 * @fence: radeon fence object
2709 *
2710 * Copy GPU paging using the CP DMA engine (r6xx+).
2711 * Used by the radeon ttm implementation to move pages if
2712 * registered as the asic copy callback.
2713 */
2714int r600_copy_cpdma(struct radeon_device *rdev,
2715 uint64_t src_offset, uint64_t dst_offset,
2716 unsigned num_gpu_pages,
2717 struct radeon_fence **fence)
2718{
2719 struct radeon_semaphore *sem = NULL;
2720 int ring_index = rdev->asic->copy.blit_ring_index;
2721 struct radeon_ring *ring = &rdev->ring[ring_index];
2722 u32 size_in_bytes, cur_size_in_bytes, tmp;
2723 int i, num_loops;
2724 int r = 0;
2725
2726 r = radeon_semaphore_create(rdev, &sem);
2727 if (r) {
2728 DRM_ERROR("radeon: moving bo (%d).\n", r);
2729 return r;
2730 }
2731
2732 size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT);
2733 num_loops = DIV_ROUND_UP(size_in_bytes, 0x1fffff);
745a39a9 2734 r = radeon_ring_lock(rdev, ring, num_loops * 6 + 24);
072b5acc
AD		 2735 if (r) {
2736 DRM_ERROR("radeon: moving bo (%d).\n", r);
2737 radeon_semaphore_free(rdev, &sem, NULL);
2738 return r;
2739 }
2740
1654b817
CK		 2741 radeon_semaphore_sync_to(sem, *fence);
2742 radeon_semaphore_sync_rings(rdev, sem, ring->idx);
072b5acc 2743
745a39a9
AD		 2744 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2745 radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2746 radeon_ring_write(ring, WAIT_3D_IDLE_bit);
072b5acc
AD		 2747 for (i = 0; i < num_loops; i++) {
2748 cur_size_in_bytes = size_in_bytes;
2749 if (cur_size_in_bytes > 0x1fffff)
2750 cur_size_in_bytes = 0x1fffff;
2751 size_in_bytes -= cur_size_in_bytes;
2752 tmp = upper_32_bits(src_offset) & 0xff;
2753 if (size_in_bytes == 0)
2754 tmp |= PACKET3_CP_DMA_CP_SYNC;
2755 radeon_ring_write(ring, PACKET3(PACKET3_CP_DMA, 4));
2756 radeon_ring_write(ring, src_offset & 0xffffffff);
2757 radeon_ring_write(ring, tmp);
2758 radeon_ring_write(ring, dst_offset & 0xffffffff);
2759 radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff);
2760 radeon_ring_write(ring, cur_size_in_bytes);
2761 src_offset += cur_size_in_bytes;
2762 dst_offset += cur_size_in_bytes;
2763 }
2764 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2765 radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2766 radeon_ring_write(ring, WAIT_CP_DMA_IDLE_bit);
2767
2768 r = radeon_fence_emit(rdev, fence, ring->idx);
2769 if (r) {
2770 radeon_ring_unlock_undo(rdev, ring);
2771 return r;
2772 }
2773
2774 radeon_ring_unlock_commit(rdev, ring);
2775 radeon_semaphore_free(rdev, &sem, *fence);
2776
2777 return r;
2778}
2779
3ce0a23d
JG		 2780int r600_set_surface_reg(struct radeon_device *rdev, int reg,
2781 uint32_t tiling_flags, uint32_t pitch,
2782 uint32_t offset, uint32_t obj_size)
2783{
2784 /* FIXME: implement */
2785 return 0;
2786}
2787
2788void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
2789{
2790 /* FIXME: implement */
2791}
2792
1109ca09 2793static int r600_startup(struct radeon_device *rdev)
3ce0a23d 2794{
4d75658b 2795 struct radeon_ring *ring;
3ce0a23d
JG		 2796 int r;
2797
9e46a48d
AD		 2798 /* enable pcie gen2 link */
2799 r600_pcie_gen2_enable(rdev);
2800
e5903d39
AD		 2801 /* scratch needs to be initialized before MC */
2802 r = r600_vram_scratch_init(rdev);
2803 if (r)
2804 return r;
2805
6fab3feb
AD		 2806 r600_mc_program(rdev);
2807
1a029b76
JG		 2808 if (rdev->flags & RADEON_IS_AGP) {
2809 r600_agp_enable(rdev);
2810 } else {
2811 r = r600_pcie_gart_enable(rdev);
2812 if (r)
2813 return r;
2814 }
3ce0a23d 2815 r600_gpu_init(rdev);
b70d6bb3 2816
724c80e1
AD		 2817 /* allocate wb buffer */
2818 r = radeon_wb_init(rdev);
2819 if (r)
2820 return r;
2821
30eb77f4
JG		 2822 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
2823 if (r) {
2824 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2825 return r;
2826 }
2827
4d75658b
AD		 2828 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
2829 if (r) {
2830 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
2831 return r;
2832 }
2833
d8f60cfc 2834 /* Enable IRQ */
e49f3959
AH		 2835 if (!rdev->irq.installed) {
2836 r = radeon_irq_kms_init(rdev);
2837 if (r)
2838 return r;
2839 }
2840
d8f60cfc
AD		 2841 r = r600_irq_init(rdev);
2842 if (r) {
2843 DRM_ERROR("radeon: IH init failed (%d).\n", r);
2844 radeon_irq_kms_fini(rdev);
2845 return r;
2846 }
2847 r600_irq_set(rdev);
2848
4d75658b 2849 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
e32eb50d 2850 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
2e1e6dad 2851 RADEON_CP_PACKET2);
4d75658b
AD		 2852 if (r)
2853 return r;
5596a9db 2854
4d75658b
AD		 2855 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2856 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
2e1e6dad 2857 DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
3ce0a23d
JG		 2858 if (r)
2859 return r;
4d75658b 2860
3ce0a23d
JG		 2861 r = r600_cp_load_microcode(rdev);
2862 if (r)
2863 return r;
2864 r = r600_cp_resume(rdev);
2865 if (r)
2866 return r;
724c80e1 2867
4d75658b
AD		 2868 r = r600_dma_resume(rdev);
2869 if (r)
2870 return r;
2871
2898c348
CK		 2872 r = radeon_ib_pool_init(rdev);
2873 if (r) {
2874 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
b15ba512 2875 return r;
2898c348 2876 }
b15ba512 2877
d4e30ef0
AD		 2878 r = r600_audio_init(rdev);
2879 if (r) {
2880 DRM_ERROR("radeon: audio init failed\n");
2881 return r;
2882 }
2883
3ce0a23d
JG		 2884 return 0;
2885}
2886
28d52043
DA		 2887void r600_vga_set_state(struct radeon_device *rdev, bool state)
2888{
2889 uint32_t temp;
2890
2891 temp = RREG32(CONFIG_CNTL);
2892 if (state == false) {
2893 temp &= ~(1<<0);
2894 temp |= (1<<1);
2895 } else {
2896 temp &= ~(1<<1);
2897 }
2898 WREG32(CONFIG_CNTL, temp);
2899}
2900
fc30b8ef
DA		 2901int r600_resume(struct radeon_device *rdev)
2902{
2903 int r;
2904
1a029b76
JG		 2905 /* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
2906 * posting will perform necessary task to bring back GPU into good
2907 * shape.
2908 */
fc30b8ef 2909 /* post card */
e7d40b9a 2910 atom_asic_init(rdev->mode_info.atom_context);
fc30b8ef 2911
6c7bccea
AD		 2912 radeon_pm_resume(rdev);
2913
b15ba512 2914 rdev->accel_working = true;
fc30b8ef
DA		 2915 r = r600_startup(rdev);
2916 if (r) {
2917 DRM_ERROR("r600 startup failed on resume\n");
6b7746e8 2918 rdev->accel_working = false;
fc30b8ef
DA		 2919 return r;
2920 }
2921
fc30b8ef
DA		 2922 return r;
2923}
2924
3ce0a23d
JG		 2925int r600_suspend(struct radeon_device *rdev)
2926{
6c7bccea 2927 radeon_pm_suspend(rdev);
38fd2c6f 2928 r600_audio_fini(rdev);
3ce0a23d 2929 r600_cp_stop(rdev);
4d75658b 2930 r600_dma_stop(rdev);
0c45249f 2931 r600_irq_suspend(rdev);
724c80e1 2932 radeon_wb_disable(rdev);
4aac0473 2933 r600_pcie_gart_disable(rdev);
6ddddfe7 2934
3ce0a23d
JG		 2935 return 0;
2936}
2937
2938/* Plan is to move initialization in that function and use
2939 * helper function so that radeon_device_init pretty much
2940 * do nothing more than calling asic specific function. This
2941 * should also allow to remove a bunch of callback function
2942 * like vram_info.
2943 */
2944int r600_init(struct radeon_device *rdev)
771fe6b9 2945{
3ce0a23d 2946 int r;
771fe6b9 2947
3ce0a23d
JG		 2948 if (r600_debugfs_mc_info_init(rdev)) {
2949 DRM_ERROR("Failed to register debugfs file for mc !\n");
2950 }
3ce0a23d
JG		 2951 /* Read BIOS */
2952 if (!radeon_get_bios(rdev)) {
2953 if (ASIC_IS_AVIVO(rdev))
2954 return -EINVAL;
2955 }
2956 /* Must be an ATOMBIOS */
e7d40b9a
JG		 2957 if (!rdev->is_atom_bios) {
2958 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
3ce0a23d 2959 return -EINVAL;
e7d40b9a 2960 }
3ce0a23d
JG		 2961 r = radeon_atombios_init(rdev);
2962 if (r)
2963 return r;
2964 /* Post card if necessary */
fd909c37 2965 if (!radeon_card_posted(rdev)) {
72542d77
DA		 2966 if (!rdev->bios) {
2967 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2968 return -EINVAL;
2969 }
3ce0a23d
JG		 2970 DRM_INFO("GPU not posted. posting now...\n");
2971 atom_asic_init(rdev->mode_info.atom_context);
2972 }
2973 /* Initialize scratch registers */
2974 r600_scratch_init(rdev);
2975 /* Initialize surface registers */
2976 radeon_surface_init(rdev);
7433874e 2977 /* Initialize clocks */
5e6dde7e 2978 radeon_get_clock_info(rdev->ddev);
3ce0a23d 2979 /* Fence driver */
30eb77f4 2980 r = radeon_fence_driver_init(rdev);
3ce0a23d
JG		 2981 if (r)
2982 return r;
700a0cc0
JG		 2983 if (rdev->flags & RADEON_IS_AGP) {
2984 r = radeon_agp_init(rdev);
2985 if (r)
2986 radeon_agp_disable(rdev);
2987 }
3ce0a23d 2988 r = r600_mc_init(rdev);
b574f251 2989 if (r)
3ce0a23d 2990 return r;
3ce0a23d 2991 /* Memory manager */
4c788679 2992 r = radeon_bo_init(rdev);
3ce0a23d
JG		 2993 if (r)
2994 return r;
d8f60cfc 2995
01ac8794
AD		 2996 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2997 r = r600_init_microcode(rdev);
2998 if (r) {
2999 DRM_ERROR("Failed to load firmware!\n");
3000 return r;
3001 }
3002 }
3003
6c7bccea
AD		 3004 /* Initialize power management */
3005 radeon_pm_init(rdev);
3006
e32eb50d
CK		 3007 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
3008 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
3ce0a23d 3009
4d75658b
AD		 3010 rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL;
3011 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024);
3012
d8f60cfc
AD		 3013 rdev->ih.ring_obj = NULL;
3014 r600_ih_ring_init(rdev, 64 * 1024);
3ce0a23d 3015
4aac0473
JG		 3016 r = r600_pcie_gart_init(rdev);
3017 if (r)
3018 return r;
3019
779720a3 3020 rdev->accel_working = true;
fc30b8ef 3021 r = r600_startup(rdev);
3ce0a23d 3022 if (r) {
655efd3d
JG		 3023 dev_err(rdev->dev, "disabling GPU acceleration\n");
3024 r600_cp_fini(rdev);
4d75658b 3025 r600_dma_fini(rdev);
655efd3d 3026 r600_irq_fini(rdev);
724c80e1 3027 radeon_wb_fini(rdev);
2898c348 3028 radeon_ib_pool_fini(rdev);
655efd3d 3029 radeon_irq_kms_fini(rdev);
75c81298 3030 r600_pcie_gart_fini(rdev);
733289c2 3031 rdev->accel_working = false;
3ce0a23d 3032 }
dafc3bd5 3033
3ce0a23d
JG		 3034 return 0;
3035}
3036
3037void r600_fini(struct radeon_device *rdev)
3038{
6c7bccea 3039 radeon_pm_fini(rdev);
dafc3bd5 3040 r600_audio_fini(rdev);
655efd3d 3041 r600_cp_fini(rdev);
4d75658b 3042 r600_dma_fini(rdev);
d8f60cfc 3043 r600_irq_fini(rdev);
724c80e1 3044 radeon_wb_fini(rdev);
2898c348 3045 radeon_ib_pool_fini(rdev);
d8f60cfc 3046 radeon_irq_kms_fini(rdev);
4aac0473 3047 r600_pcie_gart_fini(rdev);
16cdf04d 3048 r600_vram_scratch_fini(rdev);
655efd3d 3049 radeon_agp_fini(rdev);
3ce0a23d
JG		 3050 radeon_gem_fini(rdev);
3051 radeon_fence_driver_fini(rdev);
4c788679 3052 radeon_bo_fini(rdev);
e7d40b9a 3053 radeon_atombios_fini(rdev);
3ce0a23d
JG		 3054 kfree(rdev->bios);
3055 rdev->bios = NULL;
3ce0a23d
JG		 3056}
3057
3058
3059/*
3060 * CS stuff
3061 */
3062void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3063{
876dc9f3 3064 struct radeon_ring *ring = &rdev->ring[ib->ring];
89d35807 3065 u32 next_rptr;
7b1f2485 3066
45df6803 3067 if (ring->rptr_save_reg) {
89d35807 3068 next_rptr = ring->wptr + 3 + 4;
45df6803
CK		 3069 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3070 radeon_ring_write(ring, ((ring->rptr_save_reg -
3071 PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
3072 radeon_ring_write(ring, next_rptr);
89d35807
AD		 3073 } else if (rdev->wb.enabled) {
3074 next_rptr = ring->wptr + 5 + 4;
3075 radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3));
3076 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
3077 radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18));
3078 radeon_ring_write(ring, next_rptr);
3079 radeon_ring_write(ring, 0);
45df6803
CK		 3080 }
3081
e32eb50d
CK		 3082 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
3083 radeon_ring_write(ring,
4eace7fd
CC		 3084#ifdef __BIG_ENDIAN
3085 (2 << 0) |
3086#endif
3087 (ib->gpu_addr & 0xFFFFFFFC));
e32eb50d
CK		 3088 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
3089 radeon_ring_write(ring, ib->length_dw);
3ce0a23d
JG		 3090}
3091
f712812e 3092int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
3ce0a23d 3093{
f2e39221 3094 struct radeon_ib ib;
3ce0a23d
JG		 3095 uint32_t scratch;
3096 uint32_t tmp = 0;
3097 unsigned i;
3098 int r;
3099
3100 r = radeon_scratch_get(rdev, &scratch);
3101 if (r) {
3102 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
3103 return r;
3104 }
3105 WREG32(scratch, 0xCAFEDEAD);
4bf3dd92 3106 r = radeon_ib_get(rdev, ring->idx, &ib, NULL, 256);
3ce0a23d
JG		 3107 if (r) {
3108 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
af026c5b 3109 goto free_scratch;
3ce0a23d 3110 }
f2e39221
JG		 3111 ib.ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
3112 ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
3113 ib.ptr[2] = 0xDEADBEEF;
3114 ib.length_dw = 3;
4ef72566 3115 r = radeon_ib_schedule(rdev, &ib, NULL);
3ce0a23d 3116 if (r) {
3ce0a23d 3117 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
af026c5b 3118 goto free_ib;
3ce0a23d 3119 }
f2e39221 3120 r = radeon_fence_wait(ib.fence, false);
3ce0a23d
JG		 3121 if (r) {
3122 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
af026c5b 3123 goto free_ib;
3ce0a23d
JG		 3124 }
3125 for (i = 0; i < rdev->usec_timeout; i++) {
3126 tmp = RREG32(scratch);
3127 if (tmp == 0xDEADBEEF)
3128 break;
3129 DRM_UDELAY(1);
3130 }
3131 if (i < rdev->usec_timeout) {
f2e39221 3132 DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i);
3ce0a23d 3133 } else {
4417d7f6 3134 DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
3ce0a23d
JG		 3135 scratch, tmp);
3136 r = -EINVAL;
3137 }
af026c5b 3138free_ib:
3ce0a23d 3139 radeon_ib_free(rdev, &ib);
af026c5b
MD		 3140free_scratch:
3141 radeon_scratch_free(rdev, scratch);
771fe6b9
JG		 3142 return r;
3143}
3144
d8f60cfc
AD		 3145/*
3146 * Interrupts
3147 *
3148 * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty
3149 * the same as the CP ring buffer, but in reverse. Rather than the CPU
3150 * writing to the ring and the GPU consuming, the GPU writes to the ring
3151 * and host consumes. As the host irq handler processes interrupts, it
3152 * increments the rptr. When the rptr catches up with the wptr, all the
3153 * current interrupts have been processed.
3154 */
3155
3156void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
3157{
3158 u32 rb_bufsz;
3159
3160 /* Align ring size */
b72a8925 3161 rb_bufsz = order_base_2(ring_size / 4);
d8f60cfc
AD		 3162 ring_size = (1 << rb_bufsz) * 4;
3163 rdev->ih.ring_size = ring_size;
0c45249f
JG		 3164 rdev->ih.ptr_mask = rdev->ih.ring_size - 1;
3165 rdev->ih.rptr = 0;
d8f60cfc
AD		 3166}
3167
25a857fb 3168int r600_ih_ring_alloc(struct radeon_device *rdev)
d8f60cfc
AD		 3169{
3170 int r;
3171
d8f60cfc
AD		 3172 /* Allocate ring buffer */
3173 if (rdev->ih.ring_obj == NULL) {
441921d5 3174 r = radeon_bo_create(rdev, rdev->ih.ring_size,
268b2510 3175 PAGE_SIZE, true,
4c788679 3176 RADEON_GEM_DOMAIN_GTT,
40f5cf99 3177 NULL, &rdev->ih.ring_obj);
d8f60cfc
AD		 3178 if (r) {
3179 DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
3180 return r;
3181 }
4c788679
JG		 3182 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
3183 if (unlikely(r != 0))
3184 return r;
3185 r = radeon_bo_pin(rdev->ih.ring_obj,
3186 RADEON_GEM_DOMAIN_GTT,
3187 &rdev->ih.gpu_addr);
d8f60cfc 3188 if (r) {
4c788679 3189 radeon_bo_unreserve(rdev->ih.ring_obj);
d8f60cfc
AD		 3190 DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
3191 return r;
3192 }
4c788679
JG		 3193 r = radeon_bo_kmap(rdev->ih.ring_obj,
3194 (void **)&rdev->ih.ring);
3195 radeon_bo_unreserve(rdev->ih.ring_obj);
d8f60cfc
AD		 3196 if (r) {
3197 DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
3198 return r;
3199 }
3200 }
d8f60cfc
AD		 3201 return 0;
3202}
3203
25a857fb 3204void r600_ih_ring_fini(struct radeon_device *rdev)
d8f60cfc 3205{
4c788679 3206 int r;
d8f60cfc 3207 if (rdev->ih.ring_obj) {
4c788679
JG		 3208 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
3209 if (likely(r == 0)) {
3210 radeon_bo_kunmap(rdev->ih.ring_obj);
3211 radeon_bo_unpin(rdev->ih.ring_obj);
3212 radeon_bo_unreserve(rdev->ih.ring_obj);
3213 }
3214 radeon_bo_unref(&rdev->ih.ring_obj);
d8f60cfc
AD		 3215 rdev->ih.ring = NULL;
3216 rdev->ih.ring_obj = NULL;
3217 }
3218}
3219
45f9a39b 3220void r600_rlc_stop(struct radeon_device *rdev)
d8f60cfc
AD		 3221{
3222
45f9a39b
AD		 3223 if ((rdev->family >= CHIP_RV770) &&
3224 (rdev->family <= CHIP_RV740)) {
d8f60cfc
AD		 3225 /* r7xx asics need to soft reset RLC before halting */
3226 WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
3227 RREG32(SRBM_SOFT_RESET);
4de833c3 3228 mdelay(15);
d8f60cfc
AD		 3229 WREG32(SRBM_SOFT_RESET, 0);
3230 RREG32(SRBM_SOFT_RESET);
3231 }
3232
3233 WREG32(RLC_CNTL, 0);
3234}
3235
3236static void r600_rlc_start(struct radeon_device *rdev)
3237{
3238 WREG32(RLC_CNTL, RLC_ENABLE);
3239}
3240
2948f5e6 3241static int r600_rlc_resume(struct radeon_device *rdev)
d8f60cfc
AD		 3242{
3243 u32 i;
3244 const __be32 *fw_data;
3245
3246 if (!rdev->rlc_fw)
3247 return -EINVAL;
3248
3249 r600_rlc_stop(rdev);
3250
d8f60cfc 3251 WREG32(RLC_HB_CNTL, 0);
c420c745 3252
2948f5e6
AD		 3253 WREG32(RLC_HB_BASE, 0);
3254 WREG32(RLC_HB_RPTR, 0);
3255 WREG32(RLC_HB_WPTR, 0);
3256 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
3257 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
d8f60cfc
AD		 3258 WREG32(RLC_MC_CNTL, 0);
3259 WREG32(RLC_UCODE_CNTL, 0);
3260
3261 fw_data = (const __be32 *)rdev->rlc_fw->data;
2948f5e6 3262 if (rdev->family >= CHIP_RV770) {
d8f60cfc
AD		 3263 for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
3264 WREG32(RLC_UCODE_ADDR, i);
3265 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
3266 }
3267 } else {
138e4e16 3268 for (i = 0; i < R600_RLC_UCODE_SIZE; i++) {
d8f60cfc
AD		 3269 WREG32(RLC_UCODE_ADDR, i);
3270 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
3271 }
3272 }
3273 WREG32(RLC_UCODE_ADDR, 0);
3274
3275 r600_rlc_start(rdev);
3276
3277 return 0;
3278}
3279
3280static void r600_enable_interrupts(struct radeon_device *rdev)
3281{
3282 u32 ih_cntl = RREG32(IH_CNTL);
3283 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
3284
3285 ih_cntl |= ENABLE_INTR;
3286 ih_rb_cntl |= IH_RB_ENABLE;
3287 WREG32(IH_CNTL, ih_cntl);
3288 WREG32(IH_RB_CNTL, ih_rb_cntl);
3289 rdev->ih.enabled = true;
3290}
3291
45f9a39b 3292void r600_disable_interrupts(struct radeon_device *rdev)
d8f60cfc
AD		 3293{
3294 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
3295 u32 ih_cntl = RREG32(IH_CNTL);
3296
3297 ih_rb_cntl &= ~IH_RB_ENABLE;
3298 ih_cntl &= ~ENABLE_INTR;
3299 WREG32(IH_RB_CNTL, ih_rb_cntl);
3300 WREG32(IH_CNTL, ih_cntl);
3301 /* set rptr, wptr to 0 */
3302 WREG32(IH_RB_RPTR, 0);
3303 WREG32(IH_RB_WPTR, 0);
3304 rdev->ih.enabled = false;
d8f60cfc
AD		 3305 rdev->ih.rptr = 0;
3306}
3307
e0df1ac5
AD		 3308static void r600_disable_interrupt_state(struct radeon_device *rdev)
3309{
3310 u32 tmp;
3311
3555e53b 3312 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
4d75658b
AD		 3313 tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
3314 WREG32(DMA_CNTL, tmp);
e0df1ac5
AD		 3315 WREG32(GRBM_INT_CNTL, 0);
3316 WREG32(DxMODE_INT_MASK, 0);
6f34be50
AD		 3317 WREG32(D1GRPH_INTERRUPT_CONTROL, 0);
3318 WREG32(D2GRPH_INTERRUPT_CONTROL, 0);
e0df1ac5
AD		 3319 if (ASIC_IS_DCE3(rdev)) {
3320 WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
3321 WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
3322 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3323 WREG32(DC_HPD1_INT_CONTROL, tmp);
3324 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3325 WREG32(DC_HPD2_INT_CONTROL, tmp);
3326 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3327 WREG32(DC_HPD3_INT_CONTROL, tmp);
3328 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3329 WREG32(DC_HPD4_INT_CONTROL, tmp);
3330 if (ASIC_IS_DCE32(rdev)) {
3331 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5898b1f3 3332 WREG32(DC_HPD5_INT_CONTROL, tmp);
e0df1ac5 3333 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5898b1f3 3334 WREG32(DC_HPD6_INT_CONTROL, tmp);
c6543a6e
RM		 3335 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3336 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
3337 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3338 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
f122c610
AD		 3339 } else {
3340 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3341 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
3342 tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3343 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
e0df1ac5
AD		 3344 }
3345 } else {
3346 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
3347 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
3348 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
5898b1f3 3349 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
e0df1ac5 3350 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
5898b1f3 3351 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
e0df1ac5 3352 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
5898b1f3 3353 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
f122c610
AD		 3354 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3355 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
3356 tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3357 WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
e0df1ac5
AD		 3358 }
3359}
3360
d8f60cfc
AD		 3361int r600_irq_init(struct radeon_device *rdev)
3362{
3363 int ret = 0;
3364 int rb_bufsz;
3365 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
3366
3367 /* allocate ring */
0c45249f 3368 ret = r600_ih_ring_alloc(rdev);
d8f60cfc
AD		 3369 if (ret)
3370 return ret;
3371
3372 /* disable irqs */
3373 r600_disable_interrupts(rdev);
3374
3375 /* init rlc */
2948f5e6
AD		 3376 if (rdev->family >= CHIP_CEDAR)
3377 ret = evergreen_rlc_resume(rdev);
3378 else
3379 ret = r600_rlc_resume(rdev);
d8f60cfc
AD		 3380 if (ret) {
3381 r600_ih_ring_fini(rdev);
3382 return ret;
3383 }
3384
3385 /* setup interrupt control */
3386 /* set dummy read address to ring address */
3387 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
3388 interrupt_cntl = RREG32(INTERRUPT_CNTL);
3389 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
3390 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
3391 */
3392 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
3393 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
3394 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
3395 WREG32(INTERRUPT_CNTL, interrupt_cntl);
3396
3397 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
b72a8925 3398 rb_bufsz = order_base_2(rdev->ih.ring_size / 4);
d8f60cfc
AD		 3399
3400 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
3401 IH_WPTR_OVERFLOW_CLEAR |
3402 (rb_bufsz << 1));
724c80e1
AD		 3403
3404 if (rdev->wb.enabled)
3405 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
3406
3407 /* set the writeback address whether it's enabled or not */
3408 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
3409 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
d8f60cfc
AD		 3410
3411 WREG32(IH_RB_CNTL, ih_rb_cntl);
3412
3413 /* set rptr, wptr to 0 */
3414 WREG32(IH_RB_RPTR, 0);
3415 WREG32(IH_RB_WPTR, 0);
3416
3417 /* Default settings for IH_CNTL (disabled at first) */
3418 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10);
3419 /* RPTR_REARM only works if msi's are enabled */
3420 if (rdev->msi_enabled)
3421 ih_cntl |= RPTR_REARM;
d8f60cfc
AD		 3422 WREG32(IH_CNTL, ih_cntl);
3423
3424 /* force the active interrupt state to all disabled */
45f9a39b
AD		 3425 if (rdev->family >= CHIP_CEDAR)
3426 evergreen_disable_interrupt_state(rdev);
3427 else
3428 r600_disable_interrupt_state(rdev);
d8f60cfc 3429
2099810f
DA		 3430 /* at this point everything should be setup correctly to enable master */
3431 pci_set_master(rdev->pdev);
3432
d8f60cfc
AD		 3433 /* enable irqs */
3434 r600_enable_interrupts(rdev);
3435
3436 return ret;
3437}
3438
0c45249f 3439void r600_irq_suspend(struct radeon_device *rdev)
d8f60cfc 3440{
45f9a39b 3441 r600_irq_disable(rdev);
d8f60cfc 3442 r600_rlc_stop(rdev);
0c45249f
JG		 3443}
3444
3445void r600_irq_fini(struct radeon_device *rdev)
3446{
3447 r600_irq_suspend(rdev);
d8f60cfc
AD		 3448 r600_ih_ring_fini(rdev);
3449}
3450
3451int r600_irq_set(struct radeon_device *rdev)
3452{
e0df1ac5
AD		 3453 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
3454 u32 mode_int = 0;
3455 u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
2031f77c 3456 u32 grbm_int_cntl = 0;
f122c610 3457 u32 hdmi0, hdmi1;
6f34be50 3458 u32 d1grph = 0, d2grph = 0;
4d75658b 3459 u32 dma_cntl;
4a6369e9 3460 u32 thermal_int = 0;
d8f60cfc 3461
003e69f9 3462 if (!rdev->irq.installed) {
fce7d61b 3463 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
003e69f9
JG		 3464 return -EINVAL;
3465 }
d8f60cfc 3466 /* don't enable anything if the ih is disabled */
79c2bbc5
JG		 3467 if (!rdev->ih.enabled) {
3468 r600_disable_interrupts(rdev);
3469 /* force the active interrupt state to all disabled */
3470 r600_disable_interrupt_state(rdev);
d8f60cfc 3471 return 0;
79c2bbc5 3472 }
d8f60cfc 3473
e0df1ac5
AD		 3474 if (ASIC_IS_DCE3(rdev)) {
3475 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3476 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3477 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3478 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
3479 if (ASIC_IS_DCE32(rdev)) {
3480 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
3481 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
c6543a6e
RM		 3482 hdmi0 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
3483 hdmi1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
f122c610
AD		 3484 } else {
3485 hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3486 hdmi1 = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
e0df1ac5
AD		 3487 }
3488 } else {
3489 hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3490 hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3491 hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
f122c610
AD		 3492 hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3493 hdmi1 = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
e0df1ac5 3494 }
4a6369e9 3495
4d75658b 3496 dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
e0df1ac5 3497
4a6369e9
AD		 3498 if ((rdev->family > CHIP_R600) && (rdev->family < CHIP_RV770)) {
3499 thermal_int = RREG32(CG_THERMAL_INT) &
3500 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
66229b20
AD		 3501 } else if (rdev->family >= CHIP_RV770) {
3502 thermal_int = RREG32(RV770_CG_THERMAL_INT) &
3503 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
3504 }
3505 if (rdev->irq.dpm_thermal) {
3506 DRM_DEBUG("dpm thermal\n");
3507 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
4a6369e9
AD		 3508 }
3509
736fc37f 3510 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
d8f60cfc
AD		 3511 DRM_DEBUG("r600_irq_set: sw int\n");
3512 cp_int_cntl |= RB_INT_ENABLE;
d0f8a854 3513 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
d8f60cfc 3514 }
4d75658b
AD		 3515
3516 if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
3517 DRM_DEBUG("r600_irq_set: sw int dma\n");
3518 dma_cntl |= TRAP_ENABLE;
3519 }
3520
6f34be50 3521 if (rdev->irq.crtc_vblank_int[0] ||
736fc37f 3522 atomic_read(&rdev->irq.pflip[0])) {
d8f60cfc
AD		 3523 DRM_DEBUG("r600_irq_set: vblank 0\n");
3524 mode_int |= D1MODE_VBLANK_INT_MASK;
3525 }
6f34be50 3526 if (rdev->irq.crtc_vblank_int[1] ||
736fc37f 3527 atomic_read(&rdev->irq.pflip[1])) {
d8f60cfc
AD		 3528 DRM_DEBUG("r600_irq_set: vblank 1\n");
3529 mode_int |= D2MODE_VBLANK_INT_MASK;
3530 }
e0df1ac5
AD		 3531 if (rdev->irq.hpd[0]) {
3532 DRM_DEBUG("r600_irq_set: hpd 1\n");
3533 hpd1 |= DC_HPDx_INT_EN;
3534 }
3535 if (rdev->irq.hpd[1]) {
3536 DRM_DEBUG("r600_irq_set: hpd 2\n");
3537 hpd2 |= DC_HPDx_INT_EN;
3538 }
3539 if (rdev->irq.hpd[2]) {
3540 DRM_DEBUG("r600_irq_set: hpd 3\n");
3541 hpd3 |= DC_HPDx_INT_EN;
3542 }
3543 if (rdev->irq.hpd[3]) {
3544 DRM_DEBUG("r600_irq_set: hpd 4\n");
3545 hpd4 |= DC_HPDx_INT_EN;
3546 }
3547 if (rdev->irq.hpd[4]) {
3548 DRM_DEBUG("r600_irq_set: hpd 5\n");
3549 hpd5 |= DC_HPDx_INT_EN;
3550 }
3551 if (rdev->irq.hpd[5]) {
3552 DRM_DEBUG("r600_irq_set: hpd 6\n");
3553 hpd6 |= DC_HPDx_INT_EN;
3554 }
f122c610
AD		 3555 if (rdev->irq.afmt[0]) {
3556 DRM_DEBUG("r600_irq_set: hdmi 0\n");
3557 hdmi0 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
f2594933 3558 }
f122c610
AD		 3559 if (rdev->irq.afmt[1]) {
3560 DRM_DEBUG("r600_irq_set: hdmi 0\n");
3561 hdmi1 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
f2594933 3562 }
d8f60cfc
AD		 3563
3564 WREG32(CP_INT_CNTL, cp_int_cntl);
4d75658b 3565 WREG32(DMA_CNTL, dma_cntl);
d8f60cfc 3566 WREG32(DxMODE_INT_MASK, mode_int);
6f34be50
AD		 3567 WREG32(D1GRPH_INTERRUPT_CONTROL, d1grph);
3568 WREG32(D2GRPH_INTERRUPT_CONTROL, d2grph);
2031f77c 3569 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
e0df1ac5
AD		 3570 if (ASIC_IS_DCE3(rdev)) {
3571 WREG32(DC_HPD1_INT_CONTROL, hpd1);
3572 WREG32(DC_HPD2_INT_CONTROL, hpd2);
3573 WREG32(DC_HPD3_INT_CONTROL, hpd3);
3574 WREG32(DC_HPD4_INT_CONTROL, hpd4);
3575 if (ASIC_IS_DCE32(rdev)) {
3576 WREG32(DC_HPD5_INT_CONTROL, hpd5);
3577 WREG32(DC_HPD6_INT_CONTROL, hpd6);
c6543a6e
RM		 3578 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, hdmi0);
3579 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, hdmi1);
f122c610
AD		 3580 } else {
3581 WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
3582 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
e0df1ac5
AD		 3583 }
3584 } else {
3585 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
3586 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
3587 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
f122c610
AD		 3588 WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
3589 WREG32(HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
e0df1ac5 3590 }
4a6369e9
AD		 3591 if ((rdev->family > CHIP_R600) && (rdev->family < CHIP_RV770)) {
3592 WREG32(CG_THERMAL_INT, thermal_int);
66229b20
AD		 3593 } else if (rdev->family >= CHIP_RV770) {
3594 WREG32(RV770_CG_THERMAL_INT, thermal_int);
4a6369e9 3595 }
d8f60cfc
AD		 3596
3597 return 0;
3598}
3599
ce580fab 3600static void r600_irq_ack(struct radeon_device *rdev)
d8f60cfc 3601{
e0df1ac5
AD		 3602 u32 tmp;
3603
3604 if (ASIC_IS_DCE3(rdev)) {
6f34be50
AD		 3605 rdev->irq.stat_regs.r600.disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
3606 rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
3607 rdev->irq.stat_regs.r600.disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
f122c610 3608 if (ASIC_IS_DCE32(rdev)) {
c6543a6e
RM		 3609 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET0);
3610 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET1);
f122c610
AD		 3611 } else {
3612 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS);
3613 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(DCE3_HDMI1_STATUS);
3614 }
e0df1ac5 3615 } else {
6f34be50
AD		 3616 rdev->irq.stat_regs.r600.disp_int = RREG32(DISP_INTERRUPT_STATUS);
3617 rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
3618 rdev->irq.stat_regs.r600.disp_int_cont2 = 0;
f122c610
AD		 3619 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS);
3620 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(HDMI1_STATUS);
6f34be50
AD		 3621 }
3622 rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS);
3623 rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS);
3624
3625 if (rdev->irq.stat_regs.r600.d1grph_int & DxGRPH_PFLIP_INT_OCCURRED)
3626 WREG32(D1GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
3627 if (rdev->irq.stat_regs.r600.d2grph_int & DxGRPH_PFLIP_INT_OCCURRED)
3628 WREG32(D2GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
3629 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT)
d8f60cfc 3630 WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
6f34be50 3631 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT)
d8f60cfc 3632 WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
6f34be50 3633 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT)
d8f60cfc 3634 WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
6f34be50 3635 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT)
d8f60cfc 3636 WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
6f34be50 3637 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
e0df1ac5
AD		 3638 if (ASIC_IS_DCE3(rdev)) {
3639 tmp = RREG32(DC_HPD1_INT_CONTROL);
3640 tmp |= DC_HPDx_INT_ACK;
3641 WREG32(DC_HPD1_INT_CONTROL, tmp);
3642 } else {
3643 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
3644 tmp |= DC_HPDx_INT_ACK;
3645 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
3646 }
3647 }
6f34be50 3648 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
e0df1ac5
AD		 3649 if (ASIC_IS_DCE3(rdev)) {
3650 tmp = RREG32(DC_HPD2_INT_CONTROL);
3651 tmp |= DC_HPDx_INT_ACK;
3652 WREG32(DC_HPD2_INT_CONTROL, tmp);
3653 } else {
3654 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
3655 tmp |= DC_HPDx_INT_ACK;
3656 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
3657 }
3658 }
6f34be50 3659 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
e0df1ac5
AD		 3660 if (ASIC_IS_DCE3(rdev)) {
3661 tmp = RREG32(DC_HPD3_INT_CONTROL);
3662 tmp |= DC_HPDx_INT_ACK;
3663 WREG32(DC_HPD3_INT_CONTROL, tmp);
3664 } else {
3665 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
3666 tmp |= DC_HPDx_INT_ACK;
3667 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
3668 }
3669 }
6f34be50 3670 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
e0df1ac5
AD		 3671 tmp = RREG32(DC_HPD4_INT_CONTROL);
3672 tmp |= DC_HPDx_INT_ACK;
3673 WREG32(DC_HPD4_INT_CONTROL, tmp);
3674 }
3675 if (ASIC_IS_DCE32(rdev)) {
6f34be50 3676 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
e0df1ac5
AD		 3677 tmp = RREG32(DC_HPD5_INT_CONTROL);
3678 tmp |= DC_HPDx_INT_ACK;
3679 WREG32(DC_HPD5_INT_CONTROL, tmp);
3680 }
6f34be50 3681 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
e0df1ac5
AD		 3682 tmp = RREG32(DC_HPD5_INT_CONTROL);
3683 tmp |= DC_HPDx_INT_ACK;
3684 WREG32(DC_HPD6_INT_CONTROL, tmp);
3685 }
f122c610 3686 if (rdev->irq.stat_regs.r600.hdmi0_status & AFMT_AZ_FORMAT_WTRIG) {
c6543a6e 3687 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0);
f122c610 3688 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
c6543a6e 3689 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
f122c610
AD		 3690 }
3691 if (rdev->irq.stat_regs.r600.hdmi1_status & AFMT_AZ_FORMAT_WTRIG) {
c6543a6e 3692 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1);
f122c610 3693 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
c6543a6e 3694 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
f2594933
CK		 3695 }
3696 } else {
f122c610
AD		 3697 if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
3698 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL);
3699 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
3700 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
3701 }
3702 if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
3703 if (ASIC_IS_DCE3(rdev)) {
3704 tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL);
3705 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
3706 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
3707 } else {
3708 tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL);
3709 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
3710 WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
3711 }
f2594933
CK		 3712 }
3713 }
d8f60cfc
AD		 3714}
3715
3716void r600_irq_disable(struct radeon_device *rdev)
3717{
d8f60cfc
AD		 3718 r600_disable_interrupts(rdev);
3719 /* Wait and acknowledge irq */
3720 mdelay(1);
6f34be50 3721 r600_irq_ack(rdev);
e0df1ac5 3722 r600_disable_interrupt_state(rdev);
d8f60cfc
AD		 3723}
3724
ce580fab 3725static u32 r600_get_ih_wptr(struct radeon_device *rdev)
d8f60cfc
AD		 3726{
3727 u32 wptr, tmp;
3ce0a23d 3728
724c80e1 3729 if (rdev->wb.enabled)
204ae24d 3730 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
724c80e1
AD		 3731 else
3732 wptr = RREG32(IH_RB_WPTR);
3ce0a23d 3733
d8f60cfc 3734 if (wptr & RB_OVERFLOW) {
7924e5eb
JG		 3735 /* When a ring buffer overflow happen start parsing interrupt
3736 * from the last not overwritten vector (wptr + 16). Hopefully
3737 * this should allow us to catchup.
3738 */
3739 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
3740 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
3741 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
d8f60cfc
AD		 3742 tmp = RREG32(IH_RB_CNTL);
3743 tmp |= IH_WPTR_OVERFLOW_CLEAR;
3744 WREG32(IH_RB_CNTL, tmp);
3745 }
0c45249f 3746 return (wptr & rdev->ih.ptr_mask);
d8f60cfc 3747}
3ce0a23d 3748
d8f60cfc
AD		 3749/* r600 IV Ring
3750 * Each IV ring entry is 128 bits:
3751 * [7:0] - interrupt source id
3752 * [31:8] - reserved
3753 * [59:32] - interrupt source data
3754 * [127:60] - reserved
3755 *
3756 * The basic interrupt vector entries
3757 * are decoded as follows:
3758 * src_id src_data description
3759 * 1 0 D1 Vblank
3760 * 1 1 D1 Vline
3761 * 5 0 D2 Vblank
3762 * 5 1 D2 Vline
3763 * 19 0 FP Hot plug detection A
3764 * 19 1 FP Hot plug detection B
3765 * 19 2 DAC A auto-detection
3766 * 19 3 DAC B auto-detection
f2594933
CK		 3767 * 21 4 HDMI block A
3768 * 21 5 HDMI block B
d8f60cfc
AD		 3769 * 176 - CP_INT RB
3770 * 177 - CP_INT IB1
3771 * 178 - CP_INT IB2
3772 * 181 - EOP Interrupt
3773 * 233 - GUI Idle
3774 *
3775 * Note, these are based on r600 and may need to be
3776 * adjusted or added to on newer asics
3777 */
3778
3779int r600_irq_process(struct radeon_device *rdev)
3780{
682f1a54
DA		 3781 u32 wptr;
3782 u32 rptr;
d8f60cfc 3783 u32 src_id, src_data;
6f34be50 3784 u32 ring_index;
d4877cf2 3785 bool queue_hotplug = false;
f122c610 3786 bool queue_hdmi = false;
4a6369e9 3787 bool queue_thermal = false;
d8f60cfc 3788
682f1a54 3789 if (!rdev->ih.enabled || rdev->shutdown)
79c2bbc5 3790 return IRQ_NONE;
d8f60cfc 3791
f6a56939
BH		 3792 /* No MSIs, need a dummy read to flush PCI DMAs */
3793 if (!rdev->msi_enabled)
3794 RREG32(IH_RB_WPTR);
3795
682f1a54 3796 wptr = r600_get_ih_wptr(rdev);
d8f60cfc 3797
c20dc369
CK		 3798restart_ih:
3799 /* is somebody else already processing irqs? */
3800 if (atomic_xchg(&rdev->ih.lock, 1))
d8f60cfc 3801 return IRQ_NONE;
d8f60cfc 3802
c20dc369
CK		 3803 rptr = rdev->ih.rptr;
3804 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
3805
964f6645
BH		 3806 /* Order reading of wptr vs. reading of IH ring data */
3807 rmb();
3808
d8f60cfc 3809 /* display interrupts */
6f34be50 3810 r600_irq_ack(rdev);
d8f60cfc 3811
d8f60cfc
AD		 3812 while (rptr != wptr) {
3813 /* wptr/rptr are in bytes! */
3814 ring_index = rptr / 4;
4eace7fd
CC		 3815 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
3816 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
d8f60cfc
AD		 3817
3818 switch (src_id) {
3819 case 1: /* D1 vblank/vline */
3820 switch (src_data) {
3821 case 0: /* D1 vblank */
6f34be50 3822 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) {
6f34be50
AD		 3823 if (rdev->irq.crtc_vblank_int[0]) {
3824 drm_handle_vblank(rdev->ddev, 0);
3825 rdev->pm.vblank_sync = true;
3826 wake_up(&rdev->irq.vblank_queue);
3827 }
736fc37f 3828 if (atomic_read(&rdev->irq.pflip[0]))
3e4ea742 3829 radeon_crtc_handle_flip(rdev, 0);
6f34be50 3830 rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
d8f60cfc
AD		 3831 DRM_DEBUG("IH: D1 vblank\n");
3832 }
3833 break;
3834 case 1: /* D1 vline */
6f34be50
AD		 3835 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) {
3836 rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VLINE_INTERRUPT;
d8f60cfc
AD		 3837 DRM_DEBUG("IH: D1 vline\n");
3838 }
3839 break;
3840 default:
b042589c 3841 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
d8f60cfc
AD		 3842 break;
3843 }
3844 break;
3845 case 5: /* D2 vblank/vline */
3846 switch (src_data) {
3847 case 0: /* D2 vblank */
6f34be50 3848 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) {
6f34be50
AD		 3849 if (rdev->irq.crtc_vblank_int[1]) {
3850 drm_handle_vblank(rdev->ddev, 1);
3851 rdev->pm.vblank_sync = true;
3852 wake_up(&rdev->irq.vblank_queue);
3853 }
736fc37f 3854 if (atomic_read(&rdev->irq.pflip[1]))
3e4ea742 3855 radeon_crtc_handle_flip(rdev, 1);
6f34be50 3856 rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT;
d8f60cfc
AD		 3857 DRM_DEBUG("IH: D2 vblank\n");
3858 }
3859 break;
3860 case 1: /* D1 vline */
6f34be50
AD		 3861 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) {
3862 rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VLINE_INTERRUPT;
d8f60cfc
AD		 3863 DRM_DEBUG("IH: D2 vline\n");
3864 }
3865 break;
3866 default:
b042589c 3867 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
d8f60cfc
AD		 3868 break;
3869 }
3870 break;
e0df1ac5
AD		 3871 case 19: /* HPD/DAC hotplug */
3872 switch (src_data) {
3873 case 0:
6f34be50
AD		 3874 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
3875 rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD1_INTERRUPT;
d4877cf2
AD		 3876 queue_hotplug = true;
3877 DRM_DEBUG("IH: HPD1\n");
e0df1ac5
AD		 3878 }
3879 break;
3880 case 1:
6f34be50
AD		 3881 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
3882 rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD2_INTERRUPT;
d4877cf2
AD		 3883 queue_hotplug = true;
3884 DRM_DEBUG("IH: HPD2\n");
e0df1ac5
AD		 3885 }
3886 break;
3887 case 4:
6f34be50
AD		 3888 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
3889 rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD3_INTERRUPT;
d4877cf2
AD		 3890 queue_hotplug = true;
3891 DRM_DEBUG("IH: HPD3\n");
e0df1ac5
AD		 3892 }
3893 break;
3894 case 5:
6f34be50
AD		 3895 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
3896 rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD4_INTERRUPT;
d4877cf2
AD		 3897 queue_hotplug = true;
3898 DRM_DEBUG("IH: HPD4\n");
e0df1ac5
AD		 3899 }
3900 break;
3901 case 10:
6f34be50
AD		 3902 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
3903 rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
d4877cf2
AD		 3904 queue_hotplug = true;
3905 DRM_DEBUG("IH: HPD5\n");
e0df1ac5
AD		 3906 }
3907 break;
3908 case 12:
6f34be50
AD		 3909 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
3910 rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
d4877cf2
AD		 3911 queue_hotplug = true;
3912 DRM_DEBUG("IH: HPD6\n");
e0df1ac5
AD		 3913 }
3914 break;
3915 default:
b042589c 3916 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
e0df1ac5
AD		 3917 break;
3918 }
3919 break;
f122c610
AD		 3920 case 21: /* hdmi */
3921 switch (src_data) {
3922 case 4:
3923 if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
3924 rdev->irq.stat_regs.r600.hdmi0_status &= ~HDMI0_AZ_FORMAT_WTRIG;
3925 queue_hdmi = true;
3926 DRM_DEBUG("IH: HDMI0\n");
3927 }
3928 break;
3929 case 5:
3930 if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
3931 rdev->irq.stat_regs.r600.hdmi1_status &= ~HDMI0_AZ_FORMAT_WTRIG;
3932 queue_hdmi = true;
3933 DRM_DEBUG("IH: HDMI1\n");
3934 }
3935 break;
3936 default:
3937 DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
3938 break;
3939 }
f2594933 3940 break;
d8f60cfc
AD		 3941 case 176: /* CP_INT in ring buffer */
3942 case 177: /* CP_INT in IB1 */
3943 case 178: /* CP_INT in IB2 */
3944 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
7465280c 3945 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
d8f60cfc
AD		 3946 break;
3947 case 181: /* CP EOP event */
3948 DRM_DEBUG("IH: CP EOP\n");
7465280c 3949 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
d8f60cfc 3950 break;
4d75658b
AD		 3951 case 224: /* DMA trap event */
3952 DRM_DEBUG("IH: DMA trap\n");
3953 radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
3954 break;
4a6369e9
AD		 3955 case 230: /* thermal low to high */
3956 DRM_DEBUG("IH: thermal low to high\n");
3957 rdev->pm.dpm.thermal.high_to_low = false;
3958 queue_thermal = true;
3959 break;
3960 case 231: /* thermal high to low */
3961 DRM_DEBUG("IH: thermal high to low\n");
3962 rdev->pm.dpm.thermal.high_to_low = true;
3963 queue_thermal = true;
3964 break;
2031f77c 3965 case 233: /* GUI IDLE */
303c805c 3966 DRM_DEBUG("IH: GUI idle\n");
2031f77c 3967 break;
d8f60cfc 3968 default:
b042589c 3969 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
d8f60cfc
AD		 3970 break;
3971 }
3972
3973 /* wptr/rptr are in bytes! */
0c45249f
JG		 3974 rptr += 16;
3975 rptr &= rdev->ih.ptr_mask;
d8f60cfc 3976 }
d4877cf2 3977 if (queue_hotplug)
32c87fca 3978 schedule_work(&rdev->hotplug_work);
f122c610
AD		 3979 if (queue_hdmi)
3980 schedule_work(&rdev->audio_work);
4a6369e9
AD		 3981 if (queue_thermal && rdev->pm.dpm_enabled)
3982 schedule_work(&rdev->pm.dpm.thermal.work);
d8f60cfc
AD		 3983 rdev->ih.rptr = rptr;
3984 WREG32(IH_RB_RPTR, rdev->ih.rptr);
c20dc369
CK		 3985 atomic_set(&rdev->ih.lock, 0);
3986
3987 /* make sure wptr hasn't changed while processing */
3988 wptr = r600_get_ih_wptr(rdev);
3989 if (wptr != rptr)
3990 goto restart_ih;
3991
d8f60cfc
AD		 3992 return IRQ_HANDLED;
3993}
3ce0a23d
JG		 3994
3995/*
3996 * Debugfs info
3997 */
3998#if defined(CONFIG_DEBUG_FS)
3999
3ce0a23d
JG		 4000static int r600_debugfs_mc_info(struct seq_file *m, void *data)
4001{
4002 struct drm_info_node *node = (struct drm_info_node *) m->private;
4003 struct drm_device *dev = node->minor->dev;
4004 struct radeon_device *rdev = dev->dev_private;
4005
4006 DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
4007 DREG32_SYS(m, rdev, VM_L2_STATUS);
4008 return 0;
4009}
4010
4011static struct drm_info_list r600_mc_info_list[] = {
4012 {"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
3ce0a23d
JG		 4013};
4014#endif
4015
4016int r600_debugfs_mc_info_init(struct radeon_device *rdev)
4017{
4018#if defined(CONFIG_DEBUG_FS)
4019 return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
4020#else
4021 return 0;
4022#endif
771fe6b9 4023}
062b389c
JG		 4024
4025/**
4026 * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
4027 * rdev: radeon device structure
4028 * bo: buffer object struct which userspace is waiting for idle
4029 *
4030 * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
4031 * through ring buffer, this leads to corruption in rendering, see
4032 * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
4033 * directly perform HDP flush by writing register through MMIO.
4034 */
4035void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
4036{
812d0469 4037 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
f3886f85
AD		 4038 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL.
4039 * This seems to cause problems on some AGP cards. Just use the old
4040 * method for them.
812d0469 4041 */
e488459a 4042 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
f3886f85 4043 rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) {
87cbf8f2 4044 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
812d0469
AD		 4045 u32 tmp;
4046
4047 WREG32(HDP_DEBUG1, 0);
4048 tmp = readl((void __iomem *)ptr);
4049 } else
4050 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
062b389c 4051}
3313e3d4
AD		 4052
4053void r600_set_pcie_lanes(struct radeon_device *rdev, int lanes)
4054{
d5445a17 4055 u32 link_width_cntl, mask;
3313e3d4
AD		 4056
4057 if (rdev->flags & RADEON_IS_IGP)
4058 return;
4059
4060 if (!(rdev->flags & RADEON_IS_PCIE))
4061 return;
4062
4063 /* x2 cards have a special sequence */
4064 if (ASIC_IS_X2(rdev))
4065 return;
4066
d5445a17 4067 radeon_gui_idle(rdev);
3313e3d4
AD		 4068
4069 switch (lanes) {
4070 case 0:
4071 mask = RADEON_PCIE_LC_LINK_WIDTH_X0;
4072 break;
4073 case 1:
4074 mask = RADEON_PCIE_LC_LINK_WIDTH_X1;
4075 break;
4076 case 2:
4077 mask = RADEON_PCIE_LC_LINK_WIDTH_X2;
4078 break;
4079 case 4:
4080 mask = RADEON_PCIE_LC_LINK_WIDTH_X4;
4081 break;
4082 case 8:
4083 mask = RADEON_PCIE_LC_LINK_WIDTH_X8;
4084 break;
4085 case 12:
d5445a17 4086 /* not actually supported */
3313e3d4
AD		 4087 mask = RADEON_PCIE_LC_LINK_WIDTH_X12;
4088 break;
4089 case 16:
3313e3d4
AD		 4090 mask = RADEON_PCIE_LC_LINK_WIDTH_X16;
4091 break;
d5445a17
AD		 4092 default:
4093 DRM_ERROR("invalid pcie lane request: %d\n", lanes);
4094 return;
3313e3d4
AD		 4095 }
4096
492d2b61 4097 link_width_cntl = RREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
d5445a17
AD		 4098 link_width_cntl &= ~RADEON_PCIE_LC_LINK_WIDTH_MASK;
4099 link_width_cntl |= mask << RADEON_PCIE_LC_LINK_WIDTH_SHIFT;
4100 link_width_cntl |= (RADEON_PCIE_LC_RECONFIG_NOW |
4101 R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE);
3313e3d4 4102
492d2b61 4103 WREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
3313e3d4
AD		 4104}
4105
4106int r600_get_pcie_lanes(struct radeon_device *rdev)
4107{
4108 u32 link_width_cntl;
4109
4110 if (rdev->flags & RADEON_IS_IGP)
4111 return 0;
4112
4113 if (!(rdev->flags & RADEON_IS_PCIE))
4114 return 0;
4115
4116 /* x2 cards have a special sequence */
4117 if (ASIC_IS_X2(rdev))
4118 return 0;
4119
d5445a17 4120 radeon_gui_idle(rdev);
3313e3d4 4121
492d2b61 4122 link_width_cntl = RREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
3313e3d4
AD		 4123
4124 switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) {
3313e3d4
AD		 4125 case RADEON_PCIE_LC_LINK_WIDTH_X1:
4126 return 1;
4127 case RADEON_PCIE_LC_LINK_WIDTH_X2:
4128 return 2;
4129 case RADEON_PCIE_LC_LINK_WIDTH_X4:
4130 return 4;
4131 case RADEON_PCIE_LC_LINK_WIDTH_X8:
4132 return 8;
d5445a17
AD		 4133 case RADEON_PCIE_LC_LINK_WIDTH_X12:
4134 /* not actually supported */
4135 return 12;
4136 case RADEON_PCIE_LC_LINK_WIDTH_X0:
3313e3d4
AD		 4137 case RADEON_PCIE_LC_LINK_WIDTH_X16:
4138 default:
4139 return 16;
4140 }
4141}
4142
9e46a48d
AD		 4143static void r600_pcie_gen2_enable(struct radeon_device *rdev)
4144{
4145 u32 link_width_cntl, lanes, speed_cntl, training_cntl, tmp;
4146 u16 link_cntl2;
4147
d42dd579
AD		 4148 if (radeon_pcie_gen2 == 0)
4149 return;
4150
9e46a48d
AD		 4151 if (rdev->flags & RADEON_IS_IGP)
4152 return;
4153
4154 if (!(rdev->flags & RADEON_IS_PCIE))
4155 return;
4156
4157 /* x2 cards have a special sequence */
4158 if (ASIC_IS_X2(rdev))
4159 return;
4160
4161 /* only RV6xx+ chips are supported */
4162 if (rdev->family <= CHIP_R600)
4163 return;
4164
7e0e4196
KSS		 4165 if ((rdev->pdev->bus->max_bus_speed != PCIE_SPEED_5_0GT) &&
4166 (rdev->pdev->bus->max_bus_speed != PCIE_SPEED_8_0GT))
197bbb3d
DA		 4167 return;
4168
492d2b61 4169 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
3691feea
AD		 4170 if (speed_cntl & LC_CURRENT_DATA_RATE) {
4171 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
4172 return;
4173 }
4174
197bbb3d
DA		 4175 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
4176
9e46a48d
AD		 4177 /* 55 nm r6xx asics */
4178 if ((rdev->family == CHIP_RV670) ||
4179 (rdev->family == CHIP_RV620) ||
4180 (rdev->family == CHIP_RV635)) {
4181 /* advertise upconfig capability */
492d2b61 4182 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
9e46a48d 4183 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
492d2b61
AD		 4184 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
4185 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
9e46a48d
AD		 4186 if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) {
4187 lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT;
4188 link_width_cntl &= ~(LC_LINK_WIDTH_MASK |
4189 LC_RECONFIG_ARC_MISSING_ESCAPE);
4190 link_width_cntl |= lanes | LC_RECONFIG_NOW | LC_RENEGOTIATE_EN;
492d2b61 4191 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
9e46a48d
AD		 4192 } else {
4193 link_width_cntl |= LC_UPCONFIGURE_DIS;
492d2b61 4194 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
9e46a48d
AD		 4195 }
4196 }
4197
492d2b61 4198 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
9e46a48d
AD		 4199 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
4200 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
4201
4202 /* 55 nm r6xx asics */
4203 if ((rdev->family == CHIP_RV670) ||
4204 (rdev->family == CHIP_RV620) ||
4205 (rdev->family == CHIP_RV635)) {
4206 WREG32(MM_CFGREGS_CNTL, 0x8);
4207 link_cntl2 = RREG32(0x4088);
4208 WREG32(MM_CFGREGS_CNTL, 0);
4209 /* not supported yet */
4210 if (link_cntl2 & SELECTABLE_DEEMPHASIS)
4211 return;
4212 }
4213
4214 speed_cntl &= ~LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK;
4215 speed_cntl |= (0x3 << LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT);
4216 speed_cntl &= ~LC_VOLTAGE_TIMER_SEL_MASK;
4217 speed_cntl &= ~LC_FORCE_DIS_HW_SPEED_CHANGE;
4218 speed_cntl |= LC_FORCE_EN_HW_SPEED_CHANGE;
492d2b61 4219 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
9e46a48d
AD		 4220
4221 tmp = RREG32(0x541c);
4222 WREG32(0x541c, tmp | 0x8);
4223 WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN);
4224 link_cntl2 = RREG16(0x4088);
4225 link_cntl2 &= ~TARGET_LINK_SPEED_MASK;
4226 link_cntl2 |= 0x2;
4227 WREG16(0x4088, link_cntl2);
4228 WREG32(MM_CFGREGS_CNTL, 0);
4229
4230 if ((rdev->family == CHIP_RV670) ||
4231 (rdev->family == CHIP_RV620) ||
4232 (rdev->family == CHIP_RV635)) {
492d2b61 4233 training_cntl = RREG32_PCIE_PORT(PCIE_LC_TRAINING_CNTL);
9e46a48d 4234 training_cntl &= ~LC_POINT_7_PLUS_EN;
492d2b61 4235 WREG32_PCIE_PORT(PCIE_LC_TRAINING_CNTL, training_cntl);
9e46a48d 4236 } else {
492d2b61 4237 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
9e46a48d 4238 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
492d2b61 4239 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
9e46a48d
AD		 4240 }
4241
492d2b61 4242 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
9e46a48d 4243 speed_cntl |= LC_GEN2_EN_STRAP;
492d2b61 4244 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
9e46a48d
AD		 4245
4246 } else {
492d2b61 4247 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
9e46a48d
AD		 4248 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
4249 if (1)
4250 link_width_cntl |= LC_UPCONFIGURE_DIS;
4251 else
4252 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
492d2b61 4253 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
9e46a48d
AD		 4254 }
4255}
6759a0a7
MO		 4256
4257/**
d0418894 4258 * r600_get_gpu_clock_counter - return GPU clock counter snapshot
6759a0a7
MO		 4259 *
4260 * @rdev: radeon_device pointer
4261 *
4262 * Fetches a GPU clock counter snapshot (R6xx-cayman).
4263 * Returns the 64 bit clock counter snapshot.
4264 */
d0418894 4265uint64_t r600_get_gpu_clock_counter(struct radeon_device *rdev)
6759a0a7
MO		 4266{
4267 uint64_t clock;
4268
4269 mutex_lock(&rdev->gpu_clock_mutex);
4270 WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
4271 clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
4272 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
4273 mutex_unlock(&rdev->gpu_clock_mutex);
4274 return clock;
4275}
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