2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
28 #include <linux/slab.h>
29 #include <linux/seq_file.h>
30 #include <linux/firmware.h>
31 #include <linux/module.h>
33 #include <drm/radeon_drm.h>
35 #include "radeon_asic.h"
36 #include "radeon_mode.h"
40 #include "radeon_ucode.h"
43 MODULE_FIRMWARE("radeon/R600_pfp.bin");
44 MODULE_FIRMWARE("radeon/R600_me.bin");
45 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
46 MODULE_FIRMWARE("radeon/RV610_me.bin");
47 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
48 MODULE_FIRMWARE("radeon/RV630_me.bin");
49 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
50 MODULE_FIRMWARE("radeon/RV620_me.bin");
51 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
52 MODULE_FIRMWARE("radeon/RV635_me.bin");
53 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
54 MODULE_FIRMWARE("radeon/RV670_me.bin");
55 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
56 MODULE_FIRMWARE("radeon/RS780_me.bin");
57 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
58 MODULE_FIRMWARE("radeon/RV770_me.bin");
59 MODULE_FIRMWARE("radeon/RV770_smc.bin");
60 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
61 MODULE_FIRMWARE("radeon/RV730_me.bin");
62 MODULE_FIRMWARE("radeon/RV730_smc.bin");
63 MODULE_FIRMWARE("radeon/RV740_smc.bin");
64 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
65 MODULE_FIRMWARE("radeon/RV710_me.bin");
66 MODULE_FIRMWARE("radeon/RV710_smc.bin");
67 MODULE_FIRMWARE("radeon/R600_rlc.bin");
68 MODULE_FIRMWARE("radeon/R700_rlc.bin");
69 MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
70 MODULE_FIRMWARE("radeon/CEDAR_me.bin");
71 MODULE_FIRMWARE("radeon/CEDAR_rlc.bin");
72 MODULE_FIRMWARE("radeon/CEDAR_smc.bin");
73 MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
74 MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
75 MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin");
76 MODULE_FIRMWARE("radeon/REDWOOD_smc.bin");
77 MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
78 MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
79 MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin");
80 MODULE_FIRMWARE("radeon/JUNIPER_smc.bin");
81 MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin");
82 MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
83 MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin");
84 MODULE_FIRMWARE("radeon/CYPRESS_smc.bin");
85 MODULE_FIRMWARE("radeon/PALM_pfp.bin");
86 MODULE_FIRMWARE("radeon/PALM_me.bin");
87 MODULE_FIRMWARE("radeon/SUMO_rlc.bin");
88 MODULE_FIRMWARE("radeon/SUMO_pfp.bin");
89 MODULE_FIRMWARE("radeon/SUMO_me.bin");
90 MODULE_FIRMWARE("radeon/SUMO2_pfp.bin");
91 MODULE_FIRMWARE("radeon/SUMO2_me.bin");
93 static const u32 crtc_offsets[2] =
96 AVIVO_D2CRTC_H_TOTAL - AVIVO_D1CRTC_H_TOTAL
99 int r600_debugfs_mc_info_init(struct radeon_device *rdev);
101 /* r600,rv610,rv630,rv620,rv635,rv670 */
102 int r600_mc_wait_for_idle(struct radeon_device *rdev);
103 static void r600_gpu_init(struct radeon_device *rdev);
104 void r600_fini(struct radeon_device *rdev);
105 void r600_irq_disable(struct radeon_device *rdev);
106 static void r600_pcie_gen2_enable(struct radeon_device *rdev);
107 extern int evergreen_rlc_resume(struct radeon_device *rdev);
110 * r600_get_xclk - get the xclk
112 * @rdev: radeon_device pointer
114 * Returns the reference clock used by the gfx engine
115 * (r6xx, IGPs, APUs).
117 u32 r600_get_xclk(struct radeon_device *rdev)
119 return rdev->clock.spll.reference_freq;
122 /* get temperature in millidegrees */
123 int rv6xx_get_temp(struct radeon_device *rdev)
125 u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
127 int actual_temp = temp & 0xff;
132 return actual_temp * 1000;
135 void r600_pm_get_dynpm_state(struct radeon_device *rdev)
139 rdev->pm.dynpm_can_upclock = true;
140 rdev->pm.dynpm_can_downclock = true;
142 /* power state array is low to high, default is first */
143 if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) {
144 int min_power_state_index = 0;
146 if (rdev->pm.num_power_states > 2)
147 min_power_state_index = 1;
149 switch (rdev->pm.dynpm_planned_action) {
150 case DYNPM_ACTION_MINIMUM:
151 rdev->pm.requested_power_state_index = min_power_state_index;
152 rdev->pm.requested_clock_mode_index = 0;
153 rdev->pm.dynpm_can_downclock = false;
155 case DYNPM_ACTION_DOWNCLOCK:
156 if (rdev->pm.current_power_state_index == min_power_state_index) {
157 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
158 rdev->pm.dynpm_can_downclock = false;
160 if (rdev->pm.active_crtc_count > 1) {
161 for (i = 0; i < rdev->pm.num_power_states; i++) {
162 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
164 else if (i >= rdev->pm.current_power_state_index) {
165 rdev->pm.requested_power_state_index =
166 rdev->pm.current_power_state_index;
169 rdev->pm.requested_power_state_index = i;
174 if (rdev->pm.current_power_state_index == 0)
175 rdev->pm.requested_power_state_index =
176 rdev->pm.num_power_states - 1;
178 rdev->pm.requested_power_state_index =
179 rdev->pm.current_power_state_index - 1;
182 rdev->pm.requested_clock_mode_index = 0;
183 /* don't use the power state if crtcs are active and no display flag is set */
184 if ((rdev->pm.active_crtc_count > 0) &&
185 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
186 clock_info[rdev->pm.requested_clock_mode_index].flags &
187 RADEON_PM_MODE_NO_DISPLAY)) {
188 rdev->pm.requested_power_state_index++;
191 case DYNPM_ACTION_UPCLOCK:
192 if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
193 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
194 rdev->pm.dynpm_can_upclock = false;
196 if (rdev->pm.active_crtc_count > 1) {
197 for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
198 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
200 else if (i <= rdev->pm.current_power_state_index) {
201 rdev->pm.requested_power_state_index =
202 rdev->pm.current_power_state_index;
205 rdev->pm.requested_power_state_index = i;
210 rdev->pm.requested_power_state_index =
211 rdev->pm.current_power_state_index + 1;
213 rdev->pm.requested_clock_mode_index = 0;
215 case DYNPM_ACTION_DEFAULT:
216 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
217 rdev->pm.requested_clock_mode_index = 0;
218 rdev->pm.dynpm_can_upclock = false;
220 case DYNPM_ACTION_NONE:
222 DRM_ERROR("Requested mode for not defined action\n");
226 /* XXX select a power state based on AC/DC, single/dualhead, etc. */
227 /* for now just select the first power state and switch between clock modes */
228 /* power state array is low to high, default is first (0) */
229 if (rdev->pm.active_crtc_count > 1) {
230 rdev->pm.requested_power_state_index = -1;
231 /* start at 1 as we don't want the default mode */
232 for (i = 1; i < rdev->pm.num_power_states; i++) {
233 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
235 else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) ||
236 (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) {
237 rdev->pm.requested_power_state_index = i;
241 /* if nothing selected, grab the default state. */
242 if (rdev->pm.requested_power_state_index == -1)
243 rdev->pm.requested_power_state_index = 0;
245 rdev->pm.requested_power_state_index = 1;
247 switch (rdev->pm.dynpm_planned_action) {
248 case DYNPM_ACTION_MINIMUM:
249 rdev->pm.requested_clock_mode_index = 0;
250 rdev->pm.dynpm_can_downclock = false;
252 case DYNPM_ACTION_DOWNCLOCK:
253 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
254 if (rdev->pm.current_clock_mode_index == 0) {
255 rdev->pm.requested_clock_mode_index = 0;
256 rdev->pm.dynpm_can_downclock = false;
258 rdev->pm.requested_clock_mode_index =
259 rdev->pm.current_clock_mode_index - 1;
261 rdev->pm.requested_clock_mode_index = 0;
262 rdev->pm.dynpm_can_downclock = false;
264 /* don't use the power state if crtcs are active and no display flag is set */
265 if ((rdev->pm.active_crtc_count > 0) &&
266 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
267 clock_info[rdev->pm.requested_clock_mode_index].flags &
268 RADEON_PM_MODE_NO_DISPLAY)) {
269 rdev->pm.requested_clock_mode_index++;
272 case DYNPM_ACTION_UPCLOCK:
273 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
274 if (rdev->pm.current_clock_mode_index ==
275 (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) {
276 rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index;
277 rdev->pm.dynpm_can_upclock = false;
279 rdev->pm.requested_clock_mode_index =
280 rdev->pm.current_clock_mode_index + 1;
282 rdev->pm.requested_clock_mode_index =
283 rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1;
284 rdev->pm.dynpm_can_upclock = false;
287 case DYNPM_ACTION_DEFAULT:
288 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
289 rdev->pm.requested_clock_mode_index = 0;
290 rdev->pm.dynpm_can_upclock = false;
292 case DYNPM_ACTION_NONE:
294 DRM_ERROR("Requested mode for not defined action\n");
299 DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
300 rdev->pm.power_state[rdev->pm.requested_power_state_index].
301 clock_info[rdev->pm.requested_clock_mode_index].sclk,
302 rdev->pm.power_state[rdev->pm.requested_power_state_index].
303 clock_info[rdev->pm.requested_clock_mode_index].mclk,
304 rdev->pm.power_state[rdev->pm.requested_power_state_index].
308 void rs780_pm_init_profile(struct radeon_device *rdev)
310 if (rdev->pm.num_power_states == 2) {
312 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
313 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
314 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
315 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
317 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
318 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
319 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
320 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
322 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
323 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
324 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
325 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
327 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
328 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
329 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
330 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
332 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
333 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
334 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
335 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
337 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
338 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
339 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
340 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
342 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
343 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
344 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
345 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
346 } else if (rdev->pm.num_power_states == 3) {
348 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
349 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
350 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
351 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
353 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
354 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
355 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
356 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
358 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
359 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
360 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
361 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
363 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
364 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
365 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
366 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
368 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1;
369 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
370 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
371 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
373 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
374 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
375 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
376 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
378 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
379 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
380 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
381 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
384 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
385 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
386 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
387 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
389 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2;
390 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
391 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
392 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
394 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
395 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
396 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
397 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
399 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
400 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
401 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
402 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
404 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
405 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
406 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
407 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
409 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
410 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
411 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
412 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
414 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
415 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
416 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
417 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
421 void r600_pm_init_profile(struct radeon_device *rdev)
425 if (rdev->family == CHIP_R600) {
428 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
429 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
430 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
431 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
433 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
434 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
435 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
436 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
438 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
439 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
440 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
441 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
443 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
444 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
445 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
446 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
448 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
449 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
450 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
451 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
453 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
454 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
455 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
456 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
458 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
459 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
460 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
461 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
463 if (rdev->pm.num_power_states < 4) {
465 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
466 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
467 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
468 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
470 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
471 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
472 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
473 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
475 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
476 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
477 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
478 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
480 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
481 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
482 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
483 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
485 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
486 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
487 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
488 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
490 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
491 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
492 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
493 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
495 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
496 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
497 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
498 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
501 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
502 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
503 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
504 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
506 if (rdev->flags & RADEON_IS_MOBILITY)
507 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
509 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
510 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
511 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
512 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
513 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
515 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
516 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
517 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
518 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
520 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
521 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
522 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
523 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
524 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
526 if (rdev->flags & RADEON_IS_MOBILITY)
527 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
529 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
530 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
531 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
532 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
533 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
535 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
536 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
537 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
538 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
540 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
541 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
542 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
543 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
544 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
549 void r600_pm_misc(struct radeon_device *rdev)
551 int req_ps_idx = rdev->pm.requested_power_state_index;
552 int req_cm_idx = rdev->pm.requested_clock_mode_index;
553 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
554 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
556 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
557 /* 0xff01 is a flag rather then an actual voltage */
558 if (voltage->voltage == 0xff01)
560 if (voltage->voltage != rdev->pm.current_vddc) {
561 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
562 rdev->pm.current_vddc = voltage->voltage;
563 DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage);
568 bool r600_gui_idle(struct radeon_device *rdev)
570 if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
576 /* hpd for digital panel detect/disconnect */
577 bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
579 bool connected = false;
581 if (ASIC_IS_DCE3(rdev)) {
584 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
588 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
592 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
596 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
601 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
605 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
614 if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
618 if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
622 if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
632 void r600_hpd_set_polarity(struct radeon_device *rdev,
633 enum radeon_hpd_id hpd)
636 bool connected = r600_hpd_sense(rdev, hpd);
638 if (ASIC_IS_DCE3(rdev)) {
641 tmp = RREG32(DC_HPD1_INT_CONTROL);
643 tmp &= ~DC_HPDx_INT_POLARITY;
645 tmp |= DC_HPDx_INT_POLARITY;
646 WREG32(DC_HPD1_INT_CONTROL, tmp);
649 tmp = RREG32(DC_HPD2_INT_CONTROL);
651 tmp &= ~DC_HPDx_INT_POLARITY;
653 tmp |= DC_HPDx_INT_POLARITY;
654 WREG32(DC_HPD2_INT_CONTROL, tmp);
657 tmp = RREG32(DC_HPD3_INT_CONTROL);
659 tmp &= ~DC_HPDx_INT_POLARITY;
661 tmp |= DC_HPDx_INT_POLARITY;
662 WREG32(DC_HPD3_INT_CONTROL, tmp);
665 tmp = RREG32(DC_HPD4_INT_CONTROL);
667 tmp &= ~DC_HPDx_INT_POLARITY;
669 tmp |= DC_HPDx_INT_POLARITY;
670 WREG32(DC_HPD4_INT_CONTROL, tmp);
673 tmp = RREG32(DC_HPD5_INT_CONTROL);
675 tmp &= ~DC_HPDx_INT_POLARITY;
677 tmp |= DC_HPDx_INT_POLARITY;
678 WREG32(DC_HPD5_INT_CONTROL, tmp);
682 tmp = RREG32(DC_HPD6_INT_CONTROL);
684 tmp &= ~DC_HPDx_INT_POLARITY;
686 tmp |= DC_HPDx_INT_POLARITY;
687 WREG32(DC_HPD6_INT_CONTROL, tmp);
695 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
697 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
699 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
700 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
703 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
705 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
707 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
708 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
711 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
713 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
715 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
716 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
724 void r600_hpd_init(struct radeon_device *rdev)
726 struct drm_device *dev = rdev->ddev;
727 struct drm_connector *connector;
730 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
731 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
733 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
734 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
735 /* don't try to enable hpd on eDP or LVDS avoid breaking the
736 * aux dp channel on imac and help (but not completely fix)
737 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
741 if (ASIC_IS_DCE3(rdev)) {
742 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
743 if (ASIC_IS_DCE32(rdev))
746 switch (radeon_connector->hpd.hpd) {
748 WREG32(DC_HPD1_CONTROL, tmp);
751 WREG32(DC_HPD2_CONTROL, tmp);
754 WREG32(DC_HPD3_CONTROL, tmp);
757 WREG32(DC_HPD4_CONTROL, tmp);
761 WREG32(DC_HPD5_CONTROL, tmp);
764 WREG32(DC_HPD6_CONTROL, tmp);
770 switch (radeon_connector->hpd.hpd) {
772 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
775 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
778 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
784 enable |= 1 << radeon_connector->hpd.hpd;
785 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
787 radeon_irq_kms_enable_hpd(rdev, enable);
790 void r600_hpd_fini(struct radeon_device *rdev)
792 struct drm_device *dev = rdev->ddev;
793 struct drm_connector *connector;
794 unsigned disable = 0;
796 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
797 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
798 if (ASIC_IS_DCE3(rdev)) {
799 switch (radeon_connector->hpd.hpd) {
801 WREG32(DC_HPD1_CONTROL, 0);
804 WREG32(DC_HPD2_CONTROL, 0);
807 WREG32(DC_HPD3_CONTROL, 0);
810 WREG32(DC_HPD4_CONTROL, 0);
814 WREG32(DC_HPD5_CONTROL, 0);
817 WREG32(DC_HPD6_CONTROL, 0);
823 switch (radeon_connector->hpd.hpd) {
825 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
828 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
831 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
837 disable |= 1 << radeon_connector->hpd.hpd;
839 radeon_irq_kms_disable_hpd(rdev, disable);
845 void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
850 /* flush hdp cache so updates hit vram */
851 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
852 !(rdev->flags & RADEON_IS_AGP)) {
853 void __iomem *ptr = (void *)rdev->gart.ptr;
856 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
857 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
858 * This seems to cause problems on some AGP cards. Just use the old
861 WREG32(HDP_DEBUG1, 0);
862 tmp = readl((void __iomem *)ptr);
864 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
866 WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
867 WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
868 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
869 for (i = 0; i < rdev->usec_timeout; i++) {
871 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
872 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
874 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
884 int r600_pcie_gart_init(struct radeon_device *rdev)
888 if (rdev->gart.robj) {
889 WARN(1, "R600 PCIE GART already initialized\n");
892 /* Initialize common gart structure */
893 r = radeon_gart_init(rdev);
896 rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
897 return radeon_gart_table_vram_alloc(rdev);
900 static int r600_pcie_gart_enable(struct radeon_device *rdev)
905 if (rdev->gart.robj == NULL) {
906 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
909 r = radeon_gart_table_vram_pin(rdev);
912 radeon_gart_restore(rdev);
915 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
916 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
917 EFFECTIVE_L2_QUEUE_SIZE(7));
918 WREG32(VM_L2_CNTL2, 0);
919 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
920 /* Setup TLB control */
921 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
922 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
923 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
924 ENABLE_WAIT_L2_QUERY;
925 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
926 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
927 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
928 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
929 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
930 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
931 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
932 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
933 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
934 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
935 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
936 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
937 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
938 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
939 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
940 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
941 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
942 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
943 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
944 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
945 (u32)(rdev->dummy_page.addr >> 12));
946 for (i = 1; i < 7; i++)
947 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
949 r600_pcie_gart_tlb_flush(rdev);
950 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
951 (unsigned)(rdev->mc.gtt_size >> 20),
952 (unsigned long long)rdev->gart.table_addr);
953 rdev->gart.ready = true;
957 static void r600_pcie_gart_disable(struct radeon_device *rdev)
962 /* Disable all tables */
963 for (i = 0; i < 7; i++)
964 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
966 /* Disable L2 cache */
967 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
968 EFFECTIVE_L2_QUEUE_SIZE(7));
969 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
970 /* Setup L1 TLB control */
971 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
972 ENABLE_WAIT_L2_QUERY;
973 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
974 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
975 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
976 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
977 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
978 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
979 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
980 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
981 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
982 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
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);
986 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
987 radeon_gart_table_vram_unpin(rdev);
990 static void r600_pcie_gart_fini(struct radeon_device *rdev)
992 radeon_gart_fini(rdev);
993 r600_pcie_gart_disable(rdev);
994 radeon_gart_table_vram_free(rdev);
997 static void r600_agp_enable(struct radeon_device *rdev)
1002 /* Setup L2 cache */
1003 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
1004 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1005 EFFECTIVE_L2_QUEUE_SIZE(7));
1006 WREG32(VM_L2_CNTL2, 0);
1007 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1008 /* Setup TLB control */
1009 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
1010 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1011 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1012 ENABLE_WAIT_L2_QUERY;
1013 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1014 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1015 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
1016 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1017 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1018 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1019 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1020 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1021 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1022 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1023 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1024 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1025 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1026 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1027 for (i = 0; i < 7; i++)
1028 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
1031 int r600_mc_wait_for_idle(struct radeon_device *rdev)
1036 for (i = 0; i < rdev->usec_timeout; i++) {
1037 /* read MC_STATUS */
1038 tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
1046 uint32_t rs780_mc_rreg(struct radeon_device *rdev, uint32_t reg)
1050 WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg));
1051 r = RREG32(R_0028FC_MC_DATA);
1052 WREG32(R_0028F8_MC_INDEX, ~C_0028F8_MC_IND_ADDR);
1056 void rs780_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
1058 WREG32(R_0028F8_MC_INDEX, S_0028F8_MC_IND_ADDR(reg) |
1059 S_0028F8_MC_IND_WR_EN(1));
1060 WREG32(R_0028FC_MC_DATA, v);
1061 WREG32(R_0028F8_MC_INDEX, 0x7F);
1064 static void r600_mc_program(struct radeon_device *rdev)
1066 struct rv515_mc_save save;
1070 /* Initialize HDP */
1071 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1072 WREG32((0x2c14 + j), 0x00000000);
1073 WREG32((0x2c18 + j), 0x00000000);
1074 WREG32((0x2c1c + j), 0x00000000);
1075 WREG32((0x2c20 + j), 0x00000000);
1076 WREG32((0x2c24 + j), 0x00000000);
1078 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
1080 rv515_mc_stop(rdev, &save);
1081 if (r600_mc_wait_for_idle(rdev)) {
1082 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1084 /* Lockout access through VGA aperture (doesn't exist before R600) */
1085 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
1086 /* Update configuration */
1087 if (rdev->flags & RADEON_IS_AGP) {
1088 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
1089 /* VRAM before AGP */
1090 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1091 rdev->mc.vram_start >> 12);
1092 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1093 rdev->mc.gtt_end >> 12);
1095 /* VRAM after AGP */
1096 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1097 rdev->mc.gtt_start >> 12);
1098 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1099 rdev->mc.vram_end >> 12);
1102 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
1103 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
1105 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
1106 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
1107 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
1108 WREG32(MC_VM_FB_LOCATION, tmp);
1109 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
1110 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
1111 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
1112 if (rdev->flags & RADEON_IS_AGP) {
1113 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
1114 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
1115 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
1117 WREG32(MC_VM_AGP_BASE, 0);
1118 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
1119 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
1121 if (r600_mc_wait_for_idle(rdev)) {
1122 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1124 rv515_mc_resume(rdev, &save);
1125 /* we need to own VRAM, so turn off the VGA renderer here
1126 * to stop it overwriting our objects */
1127 rv515_vga_render_disable(rdev);
1131 * r600_vram_gtt_location - try to find VRAM & GTT location
1132 * @rdev: radeon device structure holding all necessary informations
1133 * @mc: memory controller structure holding memory informations
1135 * Function will place try to place VRAM at same place as in CPU (PCI)
1136 * address space as some GPU seems to have issue when we reprogram at
1137 * different address space.
1139 * If there is not enough space to fit the unvisible VRAM after the
1140 * aperture then we limit the VRAM size to the aperture.
1142 * If we are using AGP then place VRAM adjacent to AGP aperture are we need
1143 * them to be in one from GPU point of view so that we can program GPU to
1144 * catch access outside them (weird GPU policy see ??).
1146 * This function will never fails, worst case are limiting VRAM or GTT.
1148 * Note: GTT start, end, size should be initialized before calling this
1149 * function on AGP platform.
1151 static void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
1153 u64 size_bf, size_af;
1155 if (mc->mc_vram_size > 0xE0000000) {
1156 /* leave room for at least 512M GTT */
1157 dev_warn(rdev->dev, "limiting VRAM\n");
1158 mc->real_vram_size = 0xE0000000;
1159 mc->mc_vram_size = 0xE0000000;
1161 if (rdev->flags & RADEON_IS_AGP) {
1162 size_bf = mc->gtt_start;
1163 size_af = mc->mc_mask - mc->gtt_end;
1164 if (size_bf > size_af) {
1165 if (mc->mc_vram_size > size_bf) {
1166 dev_warn(rdev->dev, "limiting VRAM\n");
1167 mc->real_vram_size = size_bf;
1168 mc->mc_vram_size = size_bf;
1170 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
1172 if (mc->mc_vram_size > size_af) {
1173 dev_warn(rdev->dev, "limiting VRAM\n");
1174 mc->real_vram_size = size_af;
1175 mc->mc_vram_size = size_af;
1177 mc->vram_start = mc->gtt_end + 1;
1179 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
1180 dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
1181 mc->mc_vram_size >> 20, mc->vram_start,
1182 mc->vram_end, mc->real_vram_size >> 20);
1185 if (rdev->flags & RADEON_IS_IGP) {
1186 base = RREG32(MC_VM_FB_LOCATION) & 0xFFFF;
1189 radeon_vram_location(rdev, &rdev->mc, base);
1190 rdev->mc.gtt_base_align = 0;
1191 radeon_gtt_location(rdev, mc);
1195 static int r600_mc_init(struct radeon_device *rdev)
1198 int chansize, numchan;
1199 uint32_t h_addr, l_addr;
1200 unsigned long long k8_addr;
1202 /* Get VRAM informations */
1203 rdev->mc.vram_is_ddr = true;
1204 tmp = RREG32(RAMCFG);
1205 if (tmp & CHANSIZE_OVERRIDE) {
1207 } else if (tmp & CHANSIZE_MASK) {
1212 tmp = RREG32(CHMAP);
1213 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1228 rdev->mc.vram_width = numchan * chansize;
1229 /* Could aper size report 0 ? */
1230 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
1231 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
1232 /* Setup GPU memory space */
1233 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
1234 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
1235 rdev->mc.visible_vram_size = rdev->mc.aper_size;
1236 r600_vram_gtt_location(rdev, &rdev->mc);
1238 if (rdev->flags & RADEON_IS_IGP) {
1239 rs690_pm_info(rdev);
1240 rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
1242 if (rdev->family == CHIP_RS780 || rdev->family == CHIP_RS880) {
1243 /* Use K8 direct mapping for fast fb access. */
1244 rdev->fastfb_working = false;
1245 h_addr = G_000012_K8_ADDR_EXT(RREG32_MC(R_000012_MC_MISC_UMA_CNTL));
1246 l_addr = RREG32_MC(R_000011_K8_FB_LOCATION);
1247 k8_addr = ((unsigned long long)h_addr) << 32 | l_addr;
1248 #if defined(CONFIG_X86_32) && !defined(CONFIG_X86_PAE)
1249 if (k8_addr + rdev->mc.visible_vram_size < 0x100000000ULL)
1252 /* FastFB shall be used with UMA memory. Here it is simply disabled when sideport
1253 * memory is present.
1255 if (rdev->mc.igp_sideport_enabled == false && radeon_fastfb == 1) {
1256 DRM_INFO("Direct mapping: aper base at 0x%llx, replaced by direct mapping base 0x%llx.\n",
1257 (unsigned long long)rdev->mc.aper_base, k8_addr);
1258 rdev->mc.aper_base = (resource_size_t)k8_addr;
1259 rdev->fastfb_working = true;
1265 radeon_update_bandwidth_info(rdev);
1269 int r600_vram_scratch_init(struct radeon_device *rdev)
1273 if (rdev->vram_scratch.robj == NULL) {
1274 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE,
1275 PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
1276 NULL, &rdev->vram_scratch.robj);
1282 r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
1283 if (unlikely(r != 0))
1285 r = radeon_bo_pin(rdev->vram_scratch.robj,
1286 RADEON_GEM_DOMAIN_VRAM, &rdev->vram_scratch.gpu_addr);
1288 radeon_bo_unreserve(rdev->vram_scratch.robj);
1291 r = radeon_bo_kmap(rdev->vram_scratch.robj,
1292 (void **)&rdev->vram_scratch.ptr);
1294 radeon_bo_unpin(rdev->vram_scratch.robj);
1295 radeon_bo_unreserve(rdev->vram_scratch.robj);
1300 void r600_vram_scratch_fini(struct radeon_device *rdev)
1304 if (rdev->vram_scratch.robj == NULL) {
1307 r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
1308 if (likely(r == 0)) {
1309 radeon_bo_kunmap(rdev->vram_scratch.robj);
1310 radeon_bo_unpin(rdev->vram_scratch.robj);
1311 radeon_bo_unreserve(rdev->vram_scratch.robj);
1313 radeon_bo_unref(&rdev->vram_scratch.robj);
1316 void r600_set_bios_scratch_engine_hung(struct radeon_device *rdev, bool hung)
1318 u32 tmp = RREG32(R600_BIOS_3_SCRATCH);
1321 tmp |= ATOM_S3_ASIC_GUI_ENGINE_HUNG;
1323 tmp &= ~ATOM_S3_ASIC_GUI_ENGINE_HUNG;
1325 WREG32(R600_BIOS_3_SCRATCH, tmp);
1328 static void r600_print_gpu_status_regs(struct radeon_device *rdev)
1330 dev_info(rdev->dev, " R_008010_GRBM_STATUS = 0x%08X\n",
1331 RREG32(R_008010_GRBM_STATUS));
1332 dev_info(rdev->dev, " R_008014_GRBM_STATUS2 = 0x%08X\n",
1333 RREG32(R_008014_GRBM_STATUS2));
1334 dev_info(rdev->dev, " R_000E50_SRBM_STATUS = 0x%08X\n",
1335 RREG32(R_000E50_SRBM_STATUS));
1336 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
1337 RREG32(CP_STALLED_STAT1));
1338 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
1339 RREG32(CP_STALLED_STAT2));
1340 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
1341 RREG32(CP_BUSY_STAT));
1342 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
1344 dev_info(rdev->dev, " R_00D034_DMA_STATUS_REG = 0x%08X\n",
1345 RREG32(DMA_STATUS_REG));
1348 static bool r600_is_display_hung(struct radeon_device *rdev)
1354 for (i = 0; i < rdev->num_crtc; i++) {
1355 if (RREG32(AVIVO_D1CRTC_CONTROL + crtc_offsets[i]) & AVIVO_CRTC_EN) {
1356 crtc_status[i] = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
1357 crtc_hung |= (1 << i);
1361 for (j = 0; j < 10; j++) {
1362 for (i = 0; i < rdev->num_crtc; i++) {
1363 if (crtc_hung & (1 << i)) {
1364 tmp = RREG32(AVIVO_D1CRTC_STATUS_HV_COUNT + crtc_offsets[i]);
1365 if (tmp != crtc_status[i])
1366 crtc_hung &= ~(1 << i);
1377 static u32 r600_gpu_check_soft_reset(struct radeon_device *rdev)
1383 tmp = RREG32(R_008010_GRBM_STATUS);
1384 if (rdev->family >= CHIP_RV770) {
1385 if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) |
1386 G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) |
1387 G_008010_TA_BUSY(tmp) | G_008010_VGT_BUSY(tmp) |
1388 G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) |
1389 G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp))
1390 reset_mask |= RADEON_RESET_GFX;
1392 if (G_008010_PA_BUSY(tmp) | G_008010_SC_BUSY(tmp) |
1393 G_008010_SH_BUSY(tmp) | G_008010_SX_BUSY(tmp) |
1394 G_008010_TA03_BUSY(tmp) | G_008010_VGT_BUSY(tmp) |
1395 G_008010_DB03_BUSY(tmp) | G_008010_CB03_BUSY(tmp) |
1396 G_008010_SPI03_BUSY(tmp) | G_008010_VGT_BUSY_NO_DMA(tmp))
1397 reset_mask |= RADEON_RESET_GFX;
1400 if (G_008010_CF_RQ_PENDING(tmp) | G_008010_PF_RQ_PENDING(tmp) |
1401 G_008010_CP_BUSY(tmp) | G_008010_CP_COHERENCY_BUSY(tmp))
1402 reset_mask |= RADEON_RESET_CP;
1404 if (G_008010_GRBM_EE_BUSY(tmp))
1405 reset_mask |= RADEON_RESET_GRBM | RADEON_RESET_GFX | RADEON_RESET_CP;
1407 /* DMA_STATUS_REG */
1408 tmp = RREG32(DMA_STATUS_REG);
1409 if (!(tmp & DMA_IDLE))
1410 reset_mask |= RADEON_RESET_DMA;
1413 tmp = RREG32(R_000E50_SRBM_STATUS);
1414 if (G_000E50_RLC_RQ_PENDING(tmp) | G_000E50_RLC_BUSY(tmp))
1415 reset_mask |= RADEON_RESET_RLC;
1417 if (G_000E50_IH_BUSY(tmp))
1418 reset_mask |= RADEON_RESET_IH;
1420 if (G_000E50_SEM_BUSY(tmp))
1421 reset_mask |= RADEON_RESET_SEM;
1423 if (G_000E50_GRBM_RQ_PENDING(tmp))
1424 reset_mask |= RADEON_RESET_GRBM;
1426 if (G_000E50_VMC_BUSY(tmp))
1427 reset_mask |= RADEON_RESET_VMC;
1429 if (G_000E50_MCB_BUSY(tmp) | G_000E50_MCDZ_BUSY(tmp) |
1430 G_000E50_MCDY_BUSY(tmp) | G_000E50_MCDX_BUSY(tmp) |
1431 G_000E50_MCDW_BUSY(tmp))
1432 reset_mask |= RADEON_RESET_MC;
1434 if (r600_is_display_hung(rdev))
1435 reset_mask |= RADEON_RESET_DISPLAY;
1437 /* Skip MC reset as it's mostly likely not hung, just busy */
1438 if (reset_mask & RADEON_RESET_MC) {
1439 DRM_DEBUG("MC busy: 0x%08X, clearing.\n", reset_mask);
1440 reset_mask &= ~RADEON_RESET_MC;
1446 static void r600_gpu_soft_reset(struct radeon_device *rdev, u32 reset_mask)
1448 struct rv515_mc_save save;
1449 u32 grbm_soft_reset = 0, srbm_soft_reset = 0;
1452 if (reset_mask == 0)
1455 dev_info(rdev->dev, "GPU softreset: 0x%08X\n", reset_mask);
1457 r600_print_gpu_status_regs(rdev);
1459 /* Disable CP parsing/prefetching */
1460 if (rdev->family >= CHIP_RV770)
1461 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1) | S_0086D8_CP_PFP_HALT(1));
1463 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1465 /* disable the RLC */
1466 WREG32(RLC_CNTL, 0);
1468 if (reset_mask & RADEON_RESET_DMA) {
1470 tmp = RREG32(DMA_RB_CNTL);
1471 tmp &= ~DMA_RB_ENABLE;
1472 WREG32(DMA_RB_CNTL, tmp);
1477 rv515_mc_stop(rdev, &save);
1478 if (r600_mc_wait_for_idle(rdev)) {
1479 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1482 if (reset_mask & (RADEON_RESET_GFX | RADEON_RESET_COMPUTE)) {
1483 if (rdev->family >= CHIP_RV770)
1484 grbm_soft_reset |= S_008020_SOFT_RESET_DB(1) |
1485 S_008020_SOFT_RESET_CB(1) |
1486 S_008020_SOFT_RESET_PA(1) |
1487 S_008020_SOFT_RESET_SC(1) |
1488 S_008020_SOFT_RESET_SPI(1) |
1489 S_008020_SOFT_RESET_SX(1) |
1490 S_008020_SOFT_RESET_SH(1) |
1491 S_008020_SOFT_RESET_TC(1) |
1492 S_008020_SOFT_RESET_TA(1) |
1493 S_008020_SOFT_RESET_VC(1) |
1494 S_008020_SOFT_RESET_VGT(1);
1496 grbm_soft_reset |= S_008020_SOFT_RESET_CR(1) |
1497 S_008020_SOFT_RESET_DB(1) |
1498 S_008020_SOFT_RESET_CB(1) |
1499 S_008020_SOFT_RESET_PA(1) |
1500 S_008020_SOFT_RESET_SC(1) |
1501 S_008020_SOFT_RESET_SMX(1) |
1502 S_008020_SOFT_RESET_SPI(1) |
1503 S_008020_SOFT_RESET_SX(1) |
1504 S_008020_SOFT_RESET_SH(1) |
1505 S_008020_SOFT_RESET_TC(1) |
1506 S_008020_SOFT_RESET_TA(1) |
1507 S_008020_SOFT_RESET_VC(1) |
1508 S_008020_SOFT_RESET_VGT(1);
1511 if (reset_mask & RADEON_RESET_CP) {
1512 grbm_soft_reset |= S_008020_SOFT_RESET_CP(1) |
1513 S_008020_SOFT_RESET_VGT(1);
1515 srbm_soft_reset |= S_000E60_SOFT_RESET_GRBM(1);
1518 if (reset_mask & RADEON_RESET_DMA) {
1519 if (rdev->family >= CHIP_RV770)
1520 srbm_soft_reset |= RV770_SOFT_RESET_DMA;
1522 srbm_soft_reset |= SOFT_RESET_DMA;
1525 if (reset_mask & RADEON_RESET_RLC)
1526 srbm_soft_reset |= S_000E60_SOFT_RESET_RLC(1);
1528 if (reset_mask & RADEON_RESET_SEM)
1529 srbm_soft_reset |= S_000E60_SOFT_RESET_SEM(1);
1531 if (reset_mask & RADEON_RESET_IH)
1532 srbm_soft_reset |= S_000E60_SOFT_RESET_IH(1);
1534 if (reset_mask & RADEON_RESET_GRBM)
1535 srbm_soft_reset |= S_000E60_SOFT_RESET_GRBM(1);
1537 if (!(rdev->flags & RADEON_IS_IGP)) {
1538 if (reset_mask & RADEON_RESET_MC)
1539 srbm_soft_reset |= S_000E60_SOFT_RESET_MC(1);
1542 if (reset_mask & RADEON_RESET_VMC)
1543 srbm_soft_reset |= S_000E60_SOFT_RESET_VMC(1);
1545 if (grbm_soft_reset) {
1546 tmp = RREG32(R_008020_GRBM_SOFT_RESET);
1547 tmp |= grbm_soft_reset;
1548 dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1549 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1550 tmp = RREG32(R_008020_GRBM_SOFT_RESET);
1554 tmp &= ~grbm_soft_reset;
1555 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1556 tmp = RREG32(R_008020_GRBM_SOFT_RESET);
1559 if (srbm_soft_reset) {
1560 tmp = RREG32(SRBM_SOFT_RESET);
1561 tmp |= srbm_soft_reset;
1562 dev_info(rdev->dev, "SRBM_SOFT_RESET=0x%08X\n", tmp);
1563 WREG32(SRBM_SOFT_RESET, tmp);
1564 tmp = RREG32(SRBM_SOFT_RESET);
1568 tmp &= ~srbm_soft_reset;
1569 WREG32(SRBM_SOFT_RESET, tmp);
1570 tmp = RREG32(SRBM_SOFT_RESET);
1573 /* Wait a little for things to settle down */
1576 rv515_mc_resume(rdev, &save);
1579 r600_print_gpu_status_regs(rdev);
1582 int r600_asic_reset(struct radeon_device *rdev)
1586 reset_mask = r600_gpu_check_soft_reset(rdev);
1589 r600_set_bios_scratch_engine_hung(rdev, true);
1591 r600_gpu_soft_reset(rdev, reset_mask);
1593 reset_mask = r600_gpu_check_soft_reset(rdev);
1596 r600_set_bios_scratch_engine_hung(rdev, false);
1602 * r600_gfx_is_lockup - Check if the GFX engine is locked up
1604 * @rdev: radeon_device pointer
1605 * @ring: radeon_ring structure holding ring information
1607 * Check if the GFX engine is locked up.
1608 * Returns true if the engine appears to be locked up, false if not.
1610 bool r600_gfx_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
1612 u32 reset_mask = r600_gpu_check_soft_reset(rdev);
1614 if (!(reset_mask & (RADEON_RESET_GFX |
1615 RADEON_RESET_COMPUTE |
1616 RADEON_RESET_CP))) {
1617 radeon_ring_lockup_update(ring);
1620 /* force CP activities */
1621 radeon_ring_force_activity(rdev, ring);
1622 return radeon_ring_test_lockup(rdev, ring);
1626 * r600_dma_is_lockup - Check if the DMA engine is locked up
1628 * @rdev: radeon_device pointer
1629 * @ring: radeon_ring structure holding ring information
1631 * Check if the async DMA engine is locked up.
1632 * Returns true if the engine appears to be locked up, false if not.
1634 bool r600_dma_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
1636 u32 reset_mask = r600_gpu_check_soft_reset(rdev);
1638 if (!(reset_mask & RADEON_RESET_DMA)) {
1639 radeon_ring_lockup_update(ring);
1642 /* force ring activities */
1643 radeon_ring_force_activity(rdev, ring);
1644 return radeon_ring_test_lockup(rdev, ring);
1647 u32 r6xx_remap_render_backend(struct radeon_device *rdev,
1648 u32 tiling_pipe_num,
1650 u32 total_max_rb_num,
1651 u32 disabled_rb_mask)
1653 u32 rendering_pipe_num, rb_num_width, req_rb_num;
1654 u32 pipe_rb_ratio, pipe_rb_remain, tmp;
1655 u32 data = 0, mask = 1 << (max_rb_num - 1);
1658 /* mask out the RBs that don't exist on that asic */
1659 tmp = disabled_rb_mask | ((0xff << max_rb_num) & 0xff);
1660 /* make sure at least one RB is available */
1661 if ((tmp & 0xff) != 0xff)
1662 disabled_rb_mask = tmp;
1664 rendering_pipe_num = 1 << tiling_pipe_num;
1665 req_rb_num = total_max_rb_num - r600_count_pipe_bits(disabled_rb_mask);
1666 BUG_ON(rendering_pipe_num < req_rb_num);
1668 pipe_rb_ratio = rendering_pipe_num / req_rb_num;
1669 pipe_rb_remain = rendering_pipe_num - pipe_rb_ratio * req_rb_num;
1671 if (rdev->family <= CHIP_RV740) {
1679 for (i = 0; i < max_rb_num; i++) {
1680 if (!(mask & disabled_rb_mask)) {
1681 for (j = 0; j < pipe_rb_ratio; j++) {
1682 data <<= rb_num_width;
1683 data |= max_rb_num - i - 1;
1685 if (pipe_rb_remain) {
1686 data <<= rb_num_width;
1687 data |= max_rb_num - i - 1;
1697 int r600_count_pipe_bits(uint32_t val)
1699 return hweight32(val);
1702 static void r600_gpu_init(struct radeon_device *rdev)
1706 u32 cc_rb_backend_disable;
1707 u32 cc_gc_shader_pipe_config;
1711 u32 sq_gpr_resource_mgmt_1 = 0;
1712 u32 sq_gpr_resource_mgmt_2 = 0;
1713 u32 sq_thread_resource_mgmt = 0;
1714 u32 sq_stack_resource_mgmt_1 = 0;
1715 u32 sq_stack_resource_mgmt_2 = 0;
1716 u32 disabled_rb_mask;
1718 rdev->config.r600.tiling_group_size = 256;
1719 switch (rdev->family) {
1721 rdev->config.r600.max_pipes = 4;
1722 rdev->config.r600.max_tile_pipes = 8;
1723 rdev->config.r600.max_simds = 4;
1724 rdev->config.r600.max_backends = 4;
1725 rdev->config.r600.max_gprs = 256;
1726 rdev->config.r600.max_threads = 192;
1727 rdev->config.r600.max_stack_entries = 256;
1728 rdev->config.r600.max_hw_contexts = 8;
1729 rdev->config.r600.max_gs_threads = 16;
1730 rdev->config.r600.sx_max_export_size = 128;
1731 rdev->config.r600.sx_max_export_pos_size = 16;
1732 rdev->config.r600.sx_max_export_smx_size = 128;
1733 rdev->config.r600.sq_num_cf_insts = 2;
1737 rdev->config.r600.max_pipes = 2;
1738 rdev->config.r600.max_tile_pipes = 2;
1739 rdev->config.r600.max_simds = 3;
1740 rdev->config.r600.max_backends = 1;
1741 rdev->config.r600.max_gprs = 128;
1742 rdev->config.r600.max_threads = 192;
1743 rdev->config.r600.max_stack_entries = 128;
1744 rdev->config.r600.max_hw_contexts = 8;
1745 rdev->config.r600.max_gs_threads = 4;
1746 rdev->config.r600.sx_max_export_size = 128;
1747 rdev->config.r600.sx_max_export_pos_size = 16;
1748 rdev->config.r600.sx_max_export_smx_size = 128;
1749 rdev->config.r600.sq_num_cf_insts = 2;
1755 rdev->config.r600.max_pipes = 1;
1756 rdev->config.r600.max_tile_pipes = 1;
1757 rdev->config.r600.max_simds = 2;
1758 rdev->config.r600.max_backends = 1;
1759 rdev->config.r600.max_gprs = 128;
1760 rdev->config.r600.max_threads = 192;
1761 rdev->config.r600.max_stack_entries = 128;
1762 rdev->config.r600.max_hw_contexts = 4;
1763 rdev->config.r600.max_gs_threads = 4;
1764 rdev->config.r600.sx_max_export_size = 128;
1765 rdev->config.r600.sx_max_export_pos_size = 16;
1766 rdev->config.r600.sx_max_export_smx_size = 128;
1767 rdev->config.r600.sq_num_cf_insts = 1;
1770 rdev->config.r600.max_pipes = 4;
1771 rdev->config.r600.max_tile_pipes = 4;
1772 rdev->config.r600.max_simds = 4;
1773 rdev->config.r600.max_backends = 4;
1774 rdev->config.r600.max_gprs = 192;
1775 rdev->config.r600.max_threads = 192;
1776 rdev->config.r600.max_stack_entries = 256;
1777 rdev->config.r600.max_hw_contexts = 8;
1778 rdev->config.r600.max_gs_threads = 16;
1779 rdev->config.r600.sx_max_export_size = 128;
1780 rdev->config.r600.sx_max_export_pos_size = 16;
1781 rdev->config.r600.sx_max_export_smx_size = 128;
1782 rdev->config.r600.sq_num_cf_insts = 2;
1788 /* Initialize HDP */
1789 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1790 WREG32((0x2c14 + j), 0x00000000);
1791 WREG32((0x2c18 + j), 0x00000000);
1792 WREG32((0x2c1c + j), 0x00000000);
1793 WREG32((0x2c20 + j), 0x00000000);
1794 WREG32((0x2c24 + j), 0x00000000);
1797 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1801 ramcfg = RREG32(RAMCFG);
1802 switch (rdev->config.r600.max_tile_pipes) {
1804 tiling_config |= PIPE_TILING(0);
1807 tiling_config |= PIPE_TILING(1);
1810 tiling_config |= PIPE_TILING(2);
1813 tiling_config |= PIPE_TILING(3);
1818 rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
1819 rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1820 tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1821 tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
1823 tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
1825 tiling_config |= ROW_TILING(3);
1826 tiling_config |= SAMPLE_SPLIT(3);
1828 tiling_config |= ROW_TILING(tmp);
1829 tiling_config |= SAMPLE_SPLIT(tmp);
1831 tiling_config |= BANK_SWAPS(1);
1833 cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
1834 tmp = R6XX_MAX_BACKENDS -
1835 r600_count_pipe_bits((cc_rb_backend_disable >> 16) & R6XX_MAX_BACKENDS_MASK);
1836 if (tmp < rdev->config.r600.max_backends) {
1837 rdev->config.r600.max_backends = tmp;
1840 cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0x00ffff00;
1841 tmp = R6XX_MAX_PIPES -
1842 r600_count_pipe_bits((cc_gc_shader_pipe_config >> 8) & R6XX_MAX_PIPES_MASK);
1843 if (tmp < rdev->config.r600.max_pipes) {
1844 rdev->config.r600.max_pipes = tmp;
1846 tmp = R6XX_MAX_SIMDS -
1847 r600_count_pipe_bits((cc_gc_shader_pipe_config >> 16) & R6XX_MAX_SIMDS_MASK);
1848 if (tmp < rdev->config.r600.max_simds) {
1849 rdev->config.r600.max_simds = tmp;
1852 disabled_rb_mask = (RREG32(CC_RB_BACKEND_DISABLE) >> 16) & R6XX_MAX_BACKENDS_MASK;
1853 tmp = (tiling_config & PIPE_TILING__MASK) >> PIPE_TILING__SHIFT;
1854 tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.r600.max_backends,
1855 R6XX_MAX_BACKENDS, disabled_rb_mask);
1856 tiling_config |= tmp << 16;
1857 rdev->config.r600.backend_map = tmp;
1859 rdev->config.r600.tile_config = tiling_config;
1860 WREG32(GB_TILING_CONFIG, tiling_config);
1861 WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
1862 WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
1863 WREG32(DMA_TILING_CONFIG, tiling_config & 0xffff);
1865 tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
1866 WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
1867 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
1869 /* Setup some CP states */
1870 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
1871 WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
1873 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
1874 SYNC_WALKER | SYNC_ALIGNER));
1875 /* Setup various GPU states */
1876 if (rdev->family == CHIP_RV670)
1877 WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
1879 tmp = RREG32(SX_DEBUG_1);
1880 tmp |= SMX_EVENT_RELEASE;
1881 if ((rdev->family > CHIP_R600))
1882 tmp |= ENABLE_NEW_SMX_ADDRESS;
1883 WREG32(SX_DEBUG_1, tmp);
1885 if (((rdev->family) == CHIP_R600) ||
1886 ((rdev->family) == CHIP_RV630) ||
1887 ((rdev->family) == CHIP_RV610) ||
1888 ((rdev->family) == CHIP_RV620) ||
1889 ((rdev->family) == CHIP_RS780) ||
1890 ((rdev->family) == CHIP_RS880)) {
1891 WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
1893 WREG32(DB_DEBUG, 0);
1895 WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
1896 DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
1898 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1899 WREG32(VGT_NUM_INSTANCES, 0);
1901 WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
1902 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
1904 tmp = RREG32(SQ_MS_FIFO_SIZES);
1905 if (((rdev->family) == CHIP_RV610) ||
1906 ((rdev->family) == CHIP_RV620) ||
1907 ((rdev->family) == CHIP_RS780) ||
1908 ((rdev->family) == CHIP_RS880)) {
1909 tmp = (CACHE_FIFO_SIZE(0xa) |
1910 FETCH_FIFO_HIWATER(0xa) |
1911 DONE_FIFO_HIWATER(0xe0) |
1912 ALU_UPDATE_FIFO_HIWATER(0x8));
1913 } else if (((rdev->family) == CHIP_R600) ||
1914 ((rdev->family) == CHIP_RV630)) {
1915 tmp &= ~DONE_FIFO_HIWATER(0xff);
1916 tmp |= DONE_FIFO_HIWATER(0x4);
1918 WREG32(SQ_MS_FIFO_SIZES, tmp);
1920 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1921 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1923 sq_config = RREG32(SQ_CONFIG);
1924 sq_config &= ~(PS_PRIO(3) |
1928 sq_config |= (DX9_CONSTS |
1935 if ((rdev->family) == CHIP_R600) {
1936 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
1938 NUM_CLAUSE_TEMP_GPRS(4));
1939 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
1941 sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
1942 NUM_VS_THREADS(48) |
1945 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
1946 NUM_VS_STACK_ENTRIES(128));
1947 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
1948 NUM_ES_STACK_ENTRIES(0));
1949 } else if (((rdev->family) == CHIP_RV610) ||
1950 ((rdev->family) == CHIP_RV620) ||
1951 ((rdev->family) == CHIP_RS780) ||
1952 ((rdev->family) == CHIP_RS880)) {
1953 /* no vertex cache */
1954 sq_config &= ~VC_ENABLE;
1956 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1958 NUM_CLAUSE_TEMP_GPRS(2));
1959 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1961 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1962 NUM_VS_THREADS(78) |
1964 NUM_ES_THREADS(31));
1965 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1966 NUM_VS_STACK_ENTRIES(40));
1967 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1968 NUM_ES_STACK_ENTRIES(16));
1969 } else if (((rdev->family) == CHIP_RV630) ||
1970 ((rdev->family) == CHIP_RV635)) {
1971 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1973 NUM_CLAUSE_TEMP_GPRS(2));
1974 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
1976 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1977 NUM_VS_THREADS(78) |
1979 NUM_ES_THREADS(31));
1980 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1981 NUM_VS_STACK_ENTRIES(40));
1982 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1983 NUM_ES_STACK_ENTRIES(16));
1984 } else if ((rdev->family) == CHIP_RV670) {
1985 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1987 NUM_CLAUSE_TEMP_GPRS(2));
1988 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1990 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1991 NUM_VS_THREADS(78) |
1993 NUM_ES_THREADS(31));
1994 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
1995 NUM_VS_STACK_ENTRIES(64));
1996 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
1997 NUM_ES_STACK_ENTRIES(64));
2000 WREG32(SQ_CONFIG, sq_config);
2001 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
2002 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
2003 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
2004 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
2005 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
2007 if (((rdev->family) == CHIP_RV610) ||
2008 ((rdev->family) == CHIP_RV620) ||
2009 ((rdev->family) == CHIP_RS780) ||
2010 ((rdev->family) == CHIP_RS880)) {
2011 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
2013 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
2016 /* More default values. 2D/3D driver should adjust as needed */
2017 WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
2018 S1_X(0x4) | S1_Y(0xc)));
2019 WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
2020 S1_X(0x2) | S1_Y(0x2) |
2021 S2_X(0xa) | S2_Y(0x6) |
2022 S3_X(0x6) | S3_Y(0xa)));
2023 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
2024 S1_X(0x4) | S1_Y(0xc) |
2025 S2_X(0x1) | S2_Y(0x6) |
2026 S3_X(0xa) | S3_Y(0xe)));
2027 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
2028 S5_X(0x0) | S5_Y(0x0) |
2029 S6_X(0xb) | S6_Y(0x4) |
2030 S7_X(0x7) | S7_Y(0x8)));
2032 WREG32(VGT_STRMOUT_EN, 0);
2033 tmp = rdev->config.r600.max_pipes * 16;
2034 switch (rdev->family) {
2050 WREG32(VGT_ES_PER_GS, 128);
2051 WREG32(VGT_GS_PER_ES, tmp);
2052 WREG32(VGT_GS_PER_VS, 2);
2053 WREG32(VGT_GS_VERTEX_REUSE, 16);
2055 /* more default values. 2D/3D driver should adjust as needed */
2056 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
2057 WREG32(VGT_STRMOUT_EN, 0);
2059 WREG32(PA_SC_MODE_CNTL, 0);
2060 WREG32(PA_SC_AA_CONFIG, 0);
2061 WREG32(PA_SC_LINE_STIPPLE, 0);
2062 WREG32(SPI_INPUT_Z, 0);
2063 WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
2064 WREG32(CB_COLOR7_FRAG, 0);
2066 /* Clear render buffer base addresses */
2067 WREG32(CB_COLOR0_BASE, 0);
2068 WREG32(CB_COLOR1_BASE, 0);
2069 WREG32(CB_COLOR2_BASE, 0);
2070 WREG32(CB_COLOR3_BASE, 0);
2071 WREG32(CB_COLOR4_BASE, 0);
2072 WREG32(CB_COLOR5_BASE, 0);
2073 WREG32(CB_COLOR6_BASE, 0);
2074 WREG32(CB_COLOR7_BASE, 0);
2075 WREG32(CB_COLOR7_FRAG, 0);
2077 switch (rdev->family) {
2082 tmp = TC_L2_SIZE(8);
2086 tmp = TC_L2_SIZE(4);
2089 tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
2092 tmp = TC_L2_SIZE(0);
2095 WREG32(TC_CNTL, tmp);
2097 tmp = RREG32(HDP_HOST_PATH_CNTL);
2098 WREG32(HDP_HOST_PATH_CNTL, tmp);
2100 tmp = RREG32(ARB_POP);
2101 tmp |= ENABLE_TC128;
2102 WREG32(ARB_POP, tmp);
2104 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
2105 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
2107 WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
2108 WREG32(VC_ENHANCE, 0);
2113 * Indirect registers accessor
2115 u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
2119 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
2120 (void)RREG32(PCIE_PORT_INDEX);
2121 r = RREG32(PCIE_PORT_DATA);
2125 void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
2127 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
2128 (void)RREG32(PCIE_PORT_INDEX);
2129 WREG32(PCIE_PORT_DATA, (v));
2130 (void)RREG32(PCIE_PORT_DATA);
2136 void r600_cp_stop(struct radeon_device *rdev)
2138 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
2139 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
2140 WREG32(SCRATCH_UMSK, 0);
2141 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
2144 int r600_init_microcode(struct radeon_device *rdev)
2146 const char *chip_name;
2147 const char *rlc_chip_name;
2148 const char *smc_chip_name = "RV770";
2149 size_t pfp_req_size, me_req_size, rlc_req_size, smc_req_size = 0;
2155 switch (rdev->family) {
2158 rlc_chip_name = "R600";
2161 chip_name = "RV610";
2162 rlc_chip_name = "R600";
2165 chip_name = "RV630";
2166 rlc_chip_name = "R600";
2169 chip_name = "RV620";
2170 rlc_chip_name = "R600";
2173 chip_name = "RV635";
2174 rlc_chip_name = "R600";
2177 chip_name = "RV670";
2178 rlc_chip_name = "R600";
2182 chip_name = "RS780";
2183 rlc_chip_name = "R600";
2186 chip_name = "RV770";
2187 rlc_chip_name = "R700";
2188 smc_chip_name = "RV770";
2189 smc_req_size = ALIGN(RV770_SMC_UCODE_SIZE, 4);
2192 chip_name = "RV730";
2193 rlc_chip_name = "R700";
2194 smc_chip_name = "RV730";
2195 smc_req_size = ALIGN(RV730_SMC_UCODE_SIZE, 4);
2198 chip_name = "RV710";
2199 rlc_chip_name = "R700";
2200 smc_chip_name = "RV710";
2201 smc_req_size = ALIGN(RV710_SMC_UCODE_SIZE, 4);
2204 chip_name = "RV730";
2205 rlc_chip_name = "R700";
2206 smc_chip_name = "RV740";
2207 smc_req_size = ALIGN(RV740_SMC_UCODE_SIZE, 4);
2210 chip_name = "CEDAR";
2211 rlc_chip_name = "CEDAR";
2212 smc_chip_name = "CEDAR";
2213 smc_req_size = ALIGN(CEDAR_SMC_UCODE_SIZE, 4);
2216 chip_name = "REDWOOD";
2217 rlc_chip_name = "REDWOOD";
2218 smc_chip_name = "REDWOOD";
2219 smc_req_size = ALIGN(REDWOOD_SMC_UCODE_SIZE, 4);
2222 chip_name = "JUNIPER";
2223 rlc_chip_name = "JUNIPER";
2224 smc_chip_name = "JUNIPER";
2225 smc_req_size = ALIGN(JUNIPER_SMC_UCODE_SIZE, 4);
2229 chip_name = "CYPRESS";
2230 rlc_chip_name = "CYPRESS";
2231 smc_chip_name = "CYPRESS";
2232 smc_req_size = ALIGN(CYPRESS_SMC_UCODE_SIZE, 4);
2236 rlc_chip_name = "SUMO";
2240 rlc_chip_name = "SUMO";
2243 chip_name = "SUMO2";
2244 rlc_chip_name = "SUMO";
2249 if (rdev->family >= CHIP_CEDAR) {
2250 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
2251 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
2252 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
2253 } else if (rdev->family >= CHIP_RV770) {
2254 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
2255 me_req_size = R700_PM4_UCODE_SIZE * 4;
2256 rlc_req_size = R700_RLC_UCODE_SIZE * 4;
2258 pfp_req_size = R600_PFP_UCODE_SIZE * 4;
2259 me_req_size = R600_PM4_UCODE_SIZE * 12;
2260 rlc_req_size = R600_RLC_UCODE_SIZE * 4;
2263 DRM_INFO("Loading %s Microcode\n", chip_name);
2265 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
2266 err = request_firmware(&rdev->pfp_fw, fw_name, rdev->dev);
2269 if (rdev->pfp_fw->size != pfp_req_size) {
2271 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2272 rdev->pfp_fw->size, fw_name);
2277 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
2278 err = request_firmware(&rdev->me_fw, fw_name, rdev->dev);
2281 if (rdev->me_fw->size != me_req_size) {
2283 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2284 rdev->me_fw->size, fw_name);
2288 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
2289 err = request_firmware(&rdev->rlc_fw, fw_name, rdev->dev);
2292 if (rdev->rlc_fw->size != rlc_req_size) {
2294 "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
2295 rdev->rlc_fw->size, fw_name);
2299 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_HEMLOCK)) {
2300 snprintf(fw_name, sizeof(fw_name), "radeon/%s_smc.bin", smc_chip_name);
2301 err = request_firmware(&rdev->smc_fw, fw_name, rdev->dev);
2304 "smc: error loading firmware \"%s\"\n",
2306 release_firmware(rdev->smc_fw);
2307 rdev->smc_fw = NULL;
2308 } else if (rdev->smc_fw->size != smc_req_size) {
2310 "smc: Bogus length %zu in firmware \"%s\"\n",
2311 rdev->smc_fw->size, fw_name);
2320 "r600_cp: Failed to load firmware \"%s\"\n",
2322 release_firmware(rdev->pfp_fw);
2323 rdev->pfp_fw = NULL;
2324 release_firmware(rdev->me_fw);
2326 release_firmware(rdev->rlc_fw);
2327 rdev->rlc_fw = NULL;
2328 release_firmware(rdev->smc_fw);
2329 rdev->smc_fw = NULL;
2334 static int r600_cp_load_microcode(struct radeon_device *rdev)
2336 const __be32 *fw_data;
2339 if (!rdev->me_fw || !rdev->pfp_fw)
2348 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
2351 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2352 RREG32(GRBM_SOFT_RESET);
2354 WREG32(GRBM_SOFT_RESET, 0);
2356 WREG32(CP_ME_RAM_WADDR, 0);
2358 fw_data = (const __be32 *)rdev->me_fw->data;
2359 WREG32(CP_ME_RAM_WADDR, 0);
2360 for (i = 0; i < R600_PM4_UCODE_SIZE * 3; i++)
2361 WREG32(CP_ME_RAM_DATA,
2362 be32_to_cpup(fw_data++));
2364 fw_data = (const __be32 *)rdev->pfp_fw->data;
2365 WREG32(CP_PFP_UCODE_ADDR, 0);
2366 for (i = 0; i < R600_PFP_UCODE_SIZE; i++)
2367 WREG32(CP_PFP_UCODE_DATA,
2368 be32_to_cpup(fw_data++));
2370 WREG32(CP_PFP_UCODE_ADDR, 0);
2371 WREG32(CP_ME_RAM_WADDR, 0);
2372 WREG32(CP_ME_RAM_RADDR, 0);
2376 int r600_cp_start(struct radeon_device *rdev)
2378 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2382 r = radeon_ring_lock(rdev, ring, 7);
2384 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2387 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
2388 radeon_ring_write(ring, 0x1);
2389 if (rdev->family >= CHIP_RV770) {
2390 radeon_ring_write(ring, 0x0);
2391 radeon_ring_write(ring, rdev->config.rv770.max_hw_contexts - 1);
2393 radeon_ring_write(ring, 0x3);
2394 radeon_ring_write(ring, rdev->config.r600.max_hw_contexts - 1);
2396 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
2397 radeon_ring_write(ring, 0);
2398 radeon_ring_write(ring, 0);
2399 radeon_ring_unlock_commit(rdev, ring);
2402 WREG32(R_0086D8_CP_ME_CNTL, cp_me);
2406 int r600_cp_resume(struct radeon_device *rdev)
2408 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2414 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2415 RREG32(GRBM_SOFT_RESET);
2417 WREG32(GRBM_SOFT_RESET, 0);
2419 /* Set ring buffer size */
2420 rb_bufsz = drm_order(ring->ring_size / 8);
2421 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
2423 tmp |= BUF_SWAP_32BIT;
2425 WREG32(CP_RB_CNTL, tmp);
2426 WREG32(CP_SEM_WAIT_TIMER, 0x0);
2428 /* Set the write pointer delay */
2429 WREG32(CP_RB_WPTR_DELAY, 0);
2431 /* Initialize the ring buffer's read and write pointers */
2432 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
2433 WREG32(CP_RB_RPTR_WR, 0);
2435 WREG32(CP_RB_WPTR, ring->wptr);
2437 /* set the wb address whether it's enabled or not */
2438 WREG32(CP_RB_RPTR_ADDR,
2439 ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
2440 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
2441 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
2443 if (rdev->wb.enabled)
2444 WREG32(SCRATCH_UMSK, 0xff);
2446 tmp |= RB_NO_UPDATE;
2447 WREG32(SCRATCH_UMSK, 0);
2451 WREG32(CP_RB_CNTL, tmp);
2453 WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
2454 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
2456 ring->rptr = RREG32(CP_RB_RPTR);
2458 r600_cp_start(rdev);
2460 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
2462 ring->ready = false;
2468 void r600_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ring_size)
2473 /* Align ring size */
2474 rb_bufsz = drm_order(ring_size / 8);
2475 ring_size = (1 << (rb_bufsz + 1)) * 4;
2476 ring->ring_size = ring_size;
2477 ring->align_mask = 16 - 1;
2479 if (radeon_ring_supports_scratch_reg(rdev, ring)) {
2480 r = radeon_scratch_get(rdev, &ring->rptr_save_reg);
2482 DRM_ERROR("failed to get scratch reg for rptr save (%d).\n", r);
2483 ring->rptr_save_reg = 0;
2488 void r600_cp_fini(struct radeon_device *rdev)
2490 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2492 radeon_ring_fini(rdev, ring);
2493 radeon_scratch_free(rdev, ring->rptr_save_reg);
2498 * Starting with R600, the GPU has an asynchronous
2499 * DMA engine. The programming model is very similar
2500 * to the 3D engine (ring buffer, IBs, etc.), but the
2501 * DMA controller has it's own packet format that is
2502 * different form the PM4 format used by the 3D engine.
2503 * It supports copying data, writing embedded data,
2504 * solid fills, and a number of other things. It also
2505 * has support for tiling/detiling of buffers.
2508 * r600_dma_stop - stop the async dma engine
2510 * @rdev: radeon_device pointer
2512 * Stop the async dma engine (r6xx-evergreen).
2514 void r600_dma_stop(struct radeon_device *rdev)
2516 u32 rb_cntl = RREG32(DMA_RB_CNTL);
2518 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
2520 rb_cntl &= ~DMA_RB_ENABLE;
2521 WREG32(DMA_RB_CNTL, rb_cntl);
2523 rdev->ring[R600_RING_TYPE_DMA_INDEX].ready = false;
2527 * r600_dma_resume - setup and start the async dma engine
2529 * @rdev: radeon_device pointer
2531 * Set up the DMA ring buffer and enable it. (r6xx-evergreen).
2532 * Returns 0 for success, error for failure.
2534 int r600_dma_resume(struct radeon_device *rdev)
2536 struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
2537 u32 rb_cntl, dma_cntl, ib_cntl;
2542 if (rdev->family >= CHIP_RV770)
2543 WREG32(SRBM_SOFT_RESET, RV770_SOFT_RESET_DMA);
2545 WREG32(SRBM_SOFT_RESET, SOFT_RESET_DMA);
2546 RREG32(SRBM_SOFT_RESET);
2548 WREG32(SRBM_SOFT_RESET, 0);
2550 WREG32(DMA_SEM_INCOMPLETE_TIMER_CNTL, 0);
2551 WREG32(DMA_SEM_WAIT_FAIL_TIMER_CNTL, 0);
2553 /* Set ring buffer size in dwords */
2554 rb_bufsz = drm_order(ring->ring_size / 4);
2555 rb_cntl = rb_bufsz << 1;
2557 rb_cntl |= DMA_RB_SWAP_ENABLE | DMA_RPTR_WRITEBACK_SWAP_ENABLE;
2559 WREG32(DMA_RB_CNTL, rb_cntl);
2561 /* Initialize the ring buffer's read and write pointers */
2562 WREG32(DMA_RB_RPTR, 0);
2563 WREG32(DMA_RB_WPTR, 0);
2565 /* set the wb address whether it's enabled or not */
2566 WREG32(DMA_RB_RPTR_ADDR_HI,
2567 upper_32_bits(rdev->wb.gpu_addr + R600_WB_DMA_RPTR_OFFSET) & 0xFF);
2568 WREG32(DMA_RB_RPTR_ADDR_LO,
2569 ((rdev->wb.gpu_addr + R600_WB_DMA_RPTR_OFFSET) & 0xFFFFFFFC));
2571 if (rdev->wb.enabled)
2572 rb_cntl |= DMA_RPTR_WRITEBACK_ENABLE;
2574 WREG32(DMA_RB_BASE, ring->gpu_addr >> 8);
2576 /* enable DMA IBs */
2577 ib_cntl = DMA_IB_ENABLE;
2579 ib_cntl |= DMA_IB_SWAP_ENABLE;
2581 WREG32(DMA_IB_CNTL, ib_cntl);
2583 dma_cntl = RREG32(DMA_CNTL);
2584 dma_cntl &= ~CTXEMPTY_INT_ENABLE;
2585 WREG32(DMA_CNTL, dma_cntl);
2587 if (rdev->family >= CHIP_RV770)
2588 WREG32(DMA_MODE, 1);
2591 WREG32(DMA_RB_WPTR, ring->wptr << 2);
2593 ring->rptr = RREG32(DMA_RB_RPTR) >> 2;
2595 WREG32(DMA_RB_CNTL, rb_cntl | DMA_RB_ENABLE);
2599 r = radeon_ring_test(rdev, R600_RING_TYPE_DMA_INDEX, ring);
2601 ring->ready = false;
2605 radeon_ttm_set_active_vram_size(rdev, rdev->mc.real_vram_size);
2611 * r600_dma_fini - tear down the async dma engine
2613 * @rdev: radeon_device pointer
2615 * Stop the async dma engine and free the ring (r6xx-evergreen).
2617 void r600_dma_fini(struct radeon_device *rdev)
2619 r600_dma_stop(rdev);
2620 radeon_ring_fini(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX]);
2626 uint32_t r600_uvd_get_rptr(struct radeon_device *rdev,
2627 struct radeon_ring *ring)
2629 return RREG32(UVD_RBC_RB_RPTR);
2632 uint32_t r600_uvd_get_wptr(struct radeon_device *rdev,
2633 struct radeon_ring *ring)
2635 return RREG32(UVD_RBC_RB_WPTR);
2638 void r600_uvd_set_wptr(struct radeon_device *rdev,
2639 struct radeon_ring *ring)
2641 WREG32(UVD_RBC_RB_WPTR, ring->wptr);
2644 static int r600_uvd_rbc_start(struct radeon_device *rdev, bool ring_test)
2646 struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2647 uint32_t rb_bufsz, tmp;
2650 /* force RBC into idle state */
2651 WREG32(UVD_RBC_RB_CNTL, 0x11010101);
2653 /* Set the write pointer delay */
2654 WREG32(UVD_RBC_RB_WPTR_CNTL, 0);
2656 /* programm the 4GB memory segment for rptr and ring buffer */
2657 WREG32(UVD_LMI_EXT40_ADDR, upper_32_bits(ring->gpu_addr) |
2658 (0x7 << 16) | (0x1 << 31));
2660 /* Initialize the ring buffer's read and write pointers */
2661 WREG32(UVD_RBC_RB_RPTR, 0x0);
2663 ring->wptr = ring->rptr = RREG32(UVD_RBC_RB_RPTR);
2664 WREG32(UVD_RBC_RB_WPTR, ring->wptr);
2666 /* set the ring address */
2667 WREG32(UVD_RBC_RB_BASE, ring->gpu_addr);
2669 /* Set ring buffer size */
2670 rb_bufsz = drm_order(ring->ring_size);
2671 rb_bufsz = (0x1 << 8) | rb_bufsz;
2672 WREG32_P(UVD_RBC_RB_CNTL, rb_bufsz, ~0x11f1f);
2676 r = radeon_ring_test(rdev, R600_RING_TYPE_UVD_INDEX, ring);
2678 ring->ready = false;
2682 r = radeon_ring_lock(rdev, ring, 10);
2684 DRM_ERROR("radeon: ring failed to lock UVD ring (%d).\n", r);
2688 tmp = PACKET0(UVD_SEMA_WAIT_FAULT_TIMEOUT_CNTL, 0);
2689 radeon_ring_write(ring, tmp);
2690 radeon_ring_write(ring, 0xFFFFF);
2692 tmp = PACKET0(UVD_SEMA_WAIT_INCOMPLETE_TIMEOUT_CNTL, 0);
2693 radeon_ring_write(ring, tmp);
2694 radeon_ring_write(ring, 0xFFFFF);
2696 tmp = PACKET0(UVD_SEMA_SIGNAL_INCOMPLETE_TIMEOUT_CNTL, 0);
2697 radeon_ring_write(ring, tmp);
2698 radeon_ring_write(ring, 0xFFFFF);
2700 /* Clear timeout status bits */
2701 radeon_ring_write(ring, PACKET0(UVD_SEMA_TIMEOUT_STATUS, 0));
2702 radeon_ring_write(ring, 0x8);
2704 radeon_ring_write(ring, PACKET0(UVD_SEMA_CNTL, 0));
2705 radeon_ring_write(ring, 3);
2707 radeon_ring_unlock_commit(rdev, ring);
2713 void r600_do_uvd_stop(struct radeon_device *rdev)
2715 /* force RBC into idle state */
2716 WREG32(UVD_RBC_RB_CNTL, 0x11010101);
2718 /* Stall UMC and register bus before resetting VCPU */
2719 WREG32_P(UVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
2720 WREG32_P(UVD_RB_ARB_CTRL, 1 << 3, ~(1 << 3));
2723 /* put VCPU into reset */
2724 WREG32(UVD_SOFT_RESET, VCPU_SOFT_RESET);
2727 /* disable VCPU clock */
2728 WREG32(UVD_VCPU_CNTL, 0x0);
2730 /* Unstall UMC and register bus */
2731 WREG32_P(UVD_LMI_CTRL2, 0, ~(1 << 8));
2732 WREG32_P(UVD_RB_ARB_CTRL, 0, ~(1 << 3));
2735 void r600_uvd_stop(struct radeon_device *rdev)
2737 struct radeon_ring *ring = &rdev->ring[R600_RING_TYPE_UVD_INDEX];
2739 r600_do_uvd_stop(rdev);
2740 ring->ready = false;
2743 int r600_uvd_init(struct radeon_device *rdev, bool ring_test)
2746 /* disable byte swapping */
2747 u32 lmi_swap_cntl = 0;
2748 u32 mp_swap_cntl = 0;
2750 /* raise clocks while booting up the VCPU */
2751 radeon_set_uvd_clocks(rdev, 53300, 40000);
2753 /* disable clock gating */
2754 WREG32(UVD_CGC_GATE, 0);
2756 /* disable interupt */
2757 WREG32_P(UVD_MASTINT_EN, 0, ~(1 << 1));
2759 /* Stall UMC and register bus before resetting VCPU */
2760 WREG32_P(UVD_LMI_CTRL2, 1 << 8, ~(1 << 8));
2761 WREG32_P(UVD_RB_ARB_CTRL, 1 << 3, ~(1 << 3));
2764 /* put LMI, VCPU, RBC etc... into reset */
2765 WREG32(UVD_SOFT_RESET, LMI_SOFT_RESET | VCPU_SOFT_RESET |
2766 LBSI_SOFT_RESET | RBC_SOFT_RESET | CSM_SOFT_RESET |
2767 CXW_SOFT_RESET | TAP_SOFT_RESET | LMI_UMC_SOFT_RESET);
2770 /* take UVD block out of reset */
2771 WREG32_P(SRBM_SOFT_RESET, 0, ~SOFT_RESET_UVD);
2774 /* initialize UVD memory controller */
2775 WREG32(UVD_LMI_CTRL, 0x40 | (1 << 8) | (1 << 13) |
2776 (1 << 21) | (1 << 9) | (1 << 20));
2779 /* swap (8 in 32) RB and IB */
2780 lmi_swap_cntl = 0xa;
2783 WREG32(UVD_LMI_SWAP_CNTL, lmi_swap_cntl);
2784 WREG32(UVD_MP_SWAP_CNTL, mp_swap_cntl);
2786 WREG32(UVD_MPC_SET_MUXA0, 0x40c2040);
2787 WREG32(UVD_MPC_SET_MUXA1, 0x0);
2788 WREG32(UVD_MPC_SET_MUXB0, 0x40c2040);
2789 WREG32(UVD_MPC_SET_MUXB1, 0x0);
2790 WREG32(UVD_MPC_SET_ALU, 0);
2791 WREG32(UVD_MPC_SET_MUX, 0x88);
2793 /* take all subblocks out of reset, except VCPU */
2794 WREG32(UVD_SOFT_RESET, VCPU_SOFT_RESET);
2797 /* enable VCPU clock */
2798 WREG32(UVD_VCPU_CNTL, 1 << 9);
2801 WREG32_P(UVD_LMI_CTRL2, 0, ~(1 << 8));
2803 /* boot up the VCPU */
2804 WREG32(UVD_SOFT_RESET, 0);
2807 WREG32_P(UVD_RB_ARB_CTRL, 0, ~(1 << 3));
2809 for (i = 0; i < 10; ++i) {
2811 for (j = 0; j < 100; ++j) {
2812 status = RREG32(UVD_STATUS);
2821 DRM_ERROR("UVD not responding, trying to reset the VCPU!!!\n");
2822 WREG32_P(UVD_SOFT_RESET, VCPU_SOFT_RESET, ~VCPU_SOFT_RESET);
2824 WREG32_P(UVD_SOFT_RESET, 0, ~VCPU_SOFT_RESET);
2830 DRM_ERROR("UVD not responding, giving up!!!\n");
2834 /* enable interupt */
2835 WREG32_P(UVD_MASTINT_EN, 3<<1, ~(3 << 1));
2837 r = r600_uvd_rbc_start(rdev, ring_test);
2839 DRM_INFO("UVD initialized successfully.\n");
2842 /* lower clocks again */
2843 radeon_set_uvd_clocks(rdev, 0, 0);
2849 * GPU scratch registers helpers function.
2851 void r600_scratch_init(struct radeon_device *rdev)
2855 rdev->scratch.num_reg = 7;
2856 rdev->scratch.reg_base = SCRATCH_REG0;
2857 for (i = 0; i < rdev->scratch.num_reg; i++) {
2858 rdev->scratch.free[i] = true;
2859 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
2863 int r600_ring_test(struct radeon_device *rdev, struct radeon_ring *ring)
2870 r = radeon_scratch_get(rdev, &scratch);
2872 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
2875 WREG32(scratch, 0xCAFEDEAD);
2876 r = radeon_ring_lock(rdev, ring, 3);
2878 DRM_ERROR("radeon: cp failed to lock ring %d (%d).\n", ring->idx, r);
2879 radeon_scratch_free(rdev, scratch);
2882 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2883 radeon_ring_write(ring, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2884 radeon_ring_write(ring, 0xDEADBEEF);
2885 radeon_ring_unlock_commit(rdev, ring);
2886 for (i = 0; i < rdev->usec_timeout; i++) {
2887 tmp = RREG32(scratch);
2888 if (tmp == 0xDEADBEEF)
2892 if (i < rdev->usec_timeout) {
2893 DRM_INFO("ring test on %d succeeded in %d usecs\n", ring->idx, i);
2895 DRM_ERROR("radeon: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
2896 ring->idx, scratch, tmp);
2899 radeon_scratch_free(rdev, scratch);
2904 * r600_dma_ring_test - simple async dma engine test
2906 * @rdev: radeon_device pointer
2907 * @ring: radeon_ring structure holding ring information
2909 * Test the DMA engine by writing using it to write an
2910 * value to memory. (r6xx-SI).
2911 * Returns 0 for success, error for failure.
2913 int r600_dma_ring_test(struct radeon_device *rdev,
2914 struct radeon_ring *ring)
2918 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
2922 DRM_ERROR("invalid vram scratch pointer\n");
2929 r = radeon_ring_lock(rdev, ring, 4);
2931 DRM_ERROR("radeon: dma failed to lock ring %d (%d).\n", ring->idx, r);
2934 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1));
2935 radeon_ring_write(ring, rdev->vram_scratch.gpu_addr & 0xfffffffc);
2936 radeon_ring_write(ring, upper_32_bits(rdev->vram_scratch.gpu_addr) & 0xff);
2937 radeon_ring_write(ring, 0xDEADBEEF);
2938 radeon_ring_unlock_commit(rdev, ring);
2940 for (i = 0; i < rdev->usec_timeout; i++) {
2942 if (tmp == 0xDEADBEEF)
2947 if (i < rdev->usec_timeout) {
2948 DRM_INFO("ring test on %d succeeded in %d usecs\n", ring->idx, i);
2950 DRM_ERROR("radeon: ring %d test failed (0x%08X)\n",
2957 int r600_uvd_ring_test(struct radeon_device *rdev, struct radeon_ring *ring)
2963 WREG32(UVD_CONTEXT_ID, 0xCAFEDEAD);
2964 r = radeon_ring_lock(rdev, ring, 3);
2966 DRM_ERROR("radeon: cp failed to lock ring %d (%d).\n",
2970 radeon_ring_write(ring, PACKET0(UVD_CONTEXT_ID, 0));
2971 radeon_ring_write(ring, 0xDEADBEEF);
2972 radeon_ring_unlock_commit(rdev, ring);
2973 for (i = 0; i < rdev->usec_timeout; i++) {
2974 tmp = RREG32(UVD_CONTEXT_ID);
2975 if (tmp == 0xDEADBEEF)
2980 if (i < rdev->usec_timeout) {
2981 DRM_INFO("ring test on %d succeeded in %d usecs\n",
2984 DRM_ERROR("radeon: ring %d test failed (0x%08X)\n",
2992 * CP fences/semaphores
2995 void r600_fence_ring_emit(struct radeon_device *rdev,
2996 struct radeon_fence *fence)
2998 struct radeon_ring *ring = &rdev->ring[fence->ring];
3000 if (rdev->wb.use_event) {
3001 u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
3002 /* flush read cache over gart */
3003 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3004 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
3005 PACKET3_VC_ACTION_ENA |
3006 PACKET3_SH_ACTION_ENA);
3007 radeon_ring_write(ring, 0xFFFFFFFF);
3008 radeon_ring_write(ring, 0);
3009 radeon_ring_write(ring, 10); /* poll interval */
3010 /* EVENT_WRITE_EOP - flush caches, send int */
3011 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
3012 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
3013 radeon_ring_write(ring, addr & 0xffffffff);
3014 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
3015 radeon_ring_write(ring, fence->seq);
3016 radeon_ring_write(ring, 0);
3018 /* flush read cache over gart */
3019 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
3020 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
3021 PACKET3_VC_ACTION_ENA |
3022 PACKET3_SH_ACTION_ENA);
3023 radeon_ring_write(ring, 0xFFFFFFFF);
3024 radeon_ring_write(ring, 0);
3025 radeon_ring_write(ring, 10); /* poll interval */
3026 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE, 0));
3027 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT) | EVENT_INDEX(0));
3028 /* wait for 3D idle clean */
3029 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3030 radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
3031 radeon_ring_write(ring, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
3032 /* Emit fence sequence & fire IRQ */
3033 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3034 radeon_ring_write(ring, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
3035 radeon_ring_write(ring, fence->seq);
3036 /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
3037 radeon_ring_write(ring, PACKET0(CP_INT_STATUS, 0));
3038 radeon_ring_write(ring, RB_INT_STAT);
3042 void r600_uvd_fence_emit(struct radeon_device *rdev,
3043 struct radeon_fence *fence)
3045 struct radeon_ring *ring = &rdev->ring[fence->ring];
3046 uint64_t addr = rdev->fence_drv[fence->ring].gpu_addr;
3048 radeon_ring_write(ring, PACKET0(UVD_CONTEXT_ID, 0));
3049 radeon_ring_write(ring, fence->seq);
3050 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA0, 0));
3051 radeon_ring_write(ring, addr & 0xffffffff);
3052 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA1, 0));
3053 radeon_ring_write(ring, upper_32_bits(addr) & 0xff);
3054 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_CMD, 0));
3055 radeon_ring_write(ring, 0);
3057 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA0, 0));
3058 radeon_ring_write(ring, 0);
3059 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_DATA1, 0));
3060 radeon_ring_write(ring, 0);
3061 radeon_ring_write(ring, PACKET0(UVD_GPCOM_VCPU_CMD, 0));
3062 radeon_ring_write(ring, 2);
3066 void r600_semaphore_ring_emit(struct radeon_device *rdev,
3067 struct radeon_ring *ring,
3068 struct radeon_semaphore *semaphore,
3071 uint64_t addr = semaphore->gpu_addr;
3072 unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL;
3074 if (rdev->family < CHIP_CAYMAN)
3075 sel |= PACKET3_SEM_WAIT_ON_SIGNAL;
3077 radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1));
3078 radeon_ring_write(ring, addr & 0xffffffff);
3079 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel);
3083 * DMA fences/semaphores
3087 * r600_dma_fence_ring_emit - emit a fence on the DMA ring
3089 * @rdev: radeon_device pointer
3090 * @fence: radeon fence object
3092 * Add a DMA fence packet to the ring to write
3093 * the fence seq number and DMA trap packet to generate
3094 * an interrupt if needed (r6xx-r7xx).
3096 void r600_dma_fence_ring_emit(struct radeon_device *rdev,
3097 struct radeon_fence *fence)
3099 struct radeon_ring *ring = &rdev->ring[fence->ring];
3100 u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
3102 /* write the fence */
3103 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_FENCE, 0, 0, 0));
3104 radeon_ring_write(ring, addr & 0xfffffffc);
3105 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff));
3106 radeon_ring_write(ring, lower_32_bits(fence->seq));
3107 /* generate an interrupt */
3108 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_TRAP, 0, 0, 0));
3112 * r600_dma_semaphore_ring_emit - emit a semaphore on the dma ring
3114 * @rdev: radeon_device pointer
3115 * @ring: radeon_ring structure holding ring information
3116 * @semaphore: radeon semaphore object
3117 * @emit_wait: wait or signal semaphore
3119 * Add a DMA semaphore packet to the ring wait on or signal
3120 * other rings (r6xx-SI).
3122 void r600_dma_semaphore_ring_emit(struct radeon_device *rdev,
3123 struct radeon_ring *ring,
3124 struct radeon_semaphore *semaphore,
3127 u64 addr = semaphore->gpu_addr;
3128 u32 s = emit_wait ? 0 : 1;
3130 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_SEMAPHORE, 0, s, 0));
3131 radeon_ring_write(ring, addr & 0xfffffffc);
3132 radeon_ring_write(ring, upper_32_bits(addr) & 0xff);
3135 void r600_uvd_semaphore_emit(struct radeon_device *rdev,
3136 struct radeon_ring *ring,
3137 struct radeon_semaphore *semaphore,
3140 uint64_t addr = semaphore->gpu_addr;
3142 radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_LOW, 0));
3143 radeon_ring_write(ring, (addr >> 3) & 0x000FFFFF);
3145 radeon_ring_write(ring, PACKET0(UVD_SEMA_ADDR_HIGH, 0));
3146 radeon_ring_write(ring, (addr >> 23) & 0x000FFFFF);
3148 radeon_ring_write(ring, PACKET0(UVD_SEMA_CMD, 0));
3149 radeon_ring_write(ring, emit_wait ? 1 : 0);
3153 * r600_copy_cpdma - copy pages using the CP DMA engine
3155 * @rdev: radeon_device pointer
3156 * @src_offset: src GPU address
3157 * @dst_offset: dst GPU address
3158 * @num_gpu_pages: number of GPU pages to xfer
3159 * @fence: radeon fence object
3161 * Copy GPU paging using the CP DMA engine (r6xx+).
3162 * Used by the radeon ttm implementation to move pages if
3163 * registered as the asic copy callback.
3165 int r600_copy_cpdma(struct radeon_device *rdev,
3166 uint64_t src_offset, uint64_t dst_offset,
3167 unsigned num_gpu_pages,
3168 struct radeon_fence **fence)
3170 struct radeon_semaphore *sem = NULL;
3171 int ring_index = rdev->asic->copy.blit_ring_index;
3172 struct radeon_ring *ring = &rdev->ring[ring_index];
3173 u32 size_in_bytes, cur_size_in_bytes, tmp;
3177 r = radeon_semaphore_create(rdev, &sem);
3179 DRM_ERROR("radeon: moving bo (%d).\n", r);
3183 size_in_bytes = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT);
3184 num_loops = DIV_ROUND_UP(size_in_bytes, 0x1fffff);
3185 r = radeon_ring_lock(rdev, ring, num_loops * 6 + 24);
3187 DRM_ERROR("radeon: moving bo (%d).\n", r);
3188 radeon_semaphore_free(rdev, &sem, NULL);
3192 if (radeon_fence_need_sync(*fence, ring->idx)) {
3193 radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring,
3195 radeon_fence_note_sync(*fence, ring->idx);
3197 radeon_semaphore_free(rdev, &sem, NULL);
3200 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3201 radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
3202 radeon_ring_write(ring, WAIT_3D_IDLE_bit);
3203 for (i = 0; i < num_loops; i++) {
3204 cur_size_in_bytes = size_in_bytes;
3205 if (cur_size_in_bytes > 0x1fffff)
3206 cur_size_in_bytes = 0x1fffff;
3207 size_in_bytes -= cur_size_in_bytes;
3208 tmp = upper_32_bits(src_offset) & 0xff;
3209 if (size_in_bytes == 0)
3210 tmp |= PACKET3_CP_DMA_CP_SYNC;
3211 radeon_ring_write(ring, PACKET3(PACKET3_CP_DMA, 4));
3212 radeon_ring_write(ring, src_offset & 0xffffffff);
3213 radeon_ring_write(ring, tmp);
3214 radeon_ring_write(ring, dst_offset & 0xffffffff);
3215 radeon_ring_write(ring, upper_32_bits(dst_offset) & 0xff);
3216 radeon_ring_write(ring, cur_size_in_bytes);
3217 src_offset += cur_size_in_bytes;
3218 dst_offset += cur_size_in_bytes;
3220 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3221 radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
3222 radeon_ring_write(ring, WAIT_CP_DMA_IDLE_bit);
3224 r = radeon_fence_emit(rdev, fence, ring->idx);
3226 radeon_ring_unlock_undo(rdev, ring);
3230 radeon_ring_unlock_commit(rdev, ring);
3231 radeon_semaphore_free(rdev, &sem, *fence);
3237 * r600_copy_dma - copy pages using the DMA engine
3239 * @rdev: radeon_device pointer
3240 * @src_offset: src GPU address
3241 * @dst_offset: dst GPU address
3242 * @num_gpu_pages: number of GPU pages to xfer
3243 * @fence: radeon fence object
3245 * Copy GPU paging using the DMA engine (r6xx).
3246 * Used by the radeon ttm implementation to move pages if
3247 * registered as the asic copy callback.
3249 int r600_copy_dma(struct radeon_device *rdev,
3250 uint64_t src_offset, uint64_t dst_offset,
3251 unsigned num_gpu_pages,
3252 struct radeon_fence **fence)
3254 struct radeon_semaphore *sem = NULL;
3255 int ring_index = rdev->asic->copy.dma_ring_index;
3256 struct radeon_ring *ring = &rdev->ring[ring_index];
3257 u32 size_in_dw, cur_size_in_dw;
3261 r = radeon_semaphore_create(rdev, &sem);
3263 DRM_ERROR("radeon: moving bo (%d).\n", r);
3267 size_in_dw = (num_gpu_pages << RADEON_GPU_PAGE_SHIFT) / 4;
3268 num_loops = DIV_ROUND_UP(size_in_dw, 0xFFFE);
3269 r = radeon_ring_lock(rdev, ring, num_loops * 4 + 8);
3271 DRM_ERROR("radeon: moving bo (%d).\n", r);
3272 radeon_semaphore_free(rdev, &sem, NULL);
3276 if (radeon_fence_need_sync(*fence, ring->idx)) {
3277 radeon_semaphore_sync_rings(rdev, sem, (*fence)->ring,
3279 radeon_fence_note_sync(*fence, ring->idx);
3281 radeon_semaphore_free(rdev, &sem, NULL);
3284 for (i = 0; i < num_loops; i++) {
3285 cur_size_in_dw = size_in_dw;
3286 if (cur_size_in_dw > 0xFFFE)
3287 cur_size_in_dw = 0xFFFE;
3288 size_in_dw -= cur_size_in_dw;
3289 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_COPY, 0, 0, cur_size_in_dw));
3290 radeon_ring_write(ring, dst_offset & 0xfffffffc);
3291 radeon_ring_write(ring, src_offset & 0xfffffffc);
3292 radeon_ring_write(ring, (((upper_32_bits(dst_offset) & 0xff) << 16) |
3293 (upper_32_bits(src_offset) & 0xff)));
3294 src_offset += cur_size_in_dw * 4;
3295 dst_offset += cur_size_in_dw * 4;
3298 r = radeon_fence_emit(rdev, fence, ring->idx);
3300 radeon_ring_unlock_undo(rdev, ring);
3304 radeon_ring_unlock_commit(rdev, ring);
3305 radeon_semaphore_free(rdev, &sem, *fence);
3310 int r600_set_surface_reg(struct radeon_device *rdev, int reg,
3311 uint32_t tiling_flags, uint32_t pitch,
3312 uint32_t offset, uint32_t obj_size)
3314 /* FIXME: implement */
3318 void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
3320 /* FIXME: implement */
3323 static int r600_startup(struct radeon_device *rdev)
3325 struct radeon_ring *ring;
3328 /* enable pcie gen2 link */
3329 r600_pcie_gen2_enable(rdev);
3331 r600_mc_program(rdev);
3333 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
3334 r = r600_init_microcode(rdev);
3336 DRM_ERROR("Failed to load firmware!\n");
3341 r = r600_vram_scratch_init(rdev);
3345 if (rdev->flags & RADEON_IS_AGP) {
3346 r600_agp_enable(rdev);
3348 r = r600_pcie_gart_enable(rdev);
3352 r600_gpu_init(rdev);
3354 /* allocate wb buffer */
3355 r = radeon_wb_init(rdev);
3359 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
3361 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
3365 r = radeon_fence_driver_start_ring(rdev, R600_RING_TYPE_DMA_INDEX);
3367 dev_err(rdev->dev, "failed initializing DMA fences (%d).\n", r);
3372 if (!rdev->irq.installed) {
3373 r = radeon_irq_kms_init(rdev);
3378 r = r600_irq_init(rdev);
3380 DRM_ERROR("radeon: IH init failed (%d).\n", r);
3381 radeon_irq_kms_fini(rdev);
3386 ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
3387 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
3388 R600_CP_RB_RPTR, R600_CP_RB_WPTR,
3389 0, 0xfffff, RADEON_CP_PACKET2);
3393 ring = &rdev->ring[R600_RING_TYPE_DMA_INDEX];
3394 r = radeon_ring_init(rdev, ring, ring->ring_size, R600_WB_DMA_RPTR_OFFSET,
3395 DMA_RB_RPTR, DMA_RB_WPTR,
3396 2, 0x3fffc, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
3400 r = r600_cp_load_microcode(rdev);
3403 r = r600_cp_resume(rdev);
3407 r = r600_dma_resume(rdev);
3411 r = radeon_ib_pool_init(rdev);
3413 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
3417 r = r600_audio_init(rdev);
3419 DRM_ERROR("radeon: audio init failed\n");
3426 void r600_vga_set_state(struct radeon_device *rdev, bool state)
3430 temp = RREG32(CONFIG_CNTL);
3431 if (state == false) {
3437 WREG32(CONFIG_CNTL, temp);
3440 int r600_resume(struct radeon_device *rdev)
3444 /* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
3445 * posting will perform necessary task to bring back GPU into good
3449 atom_asic_init(rdev->mode_info.atom_context);
3451 rdev->accel_working = true;
3452 r = r600_startup(rdev);
3454 DRM_ERROR("r600 startup failed on resume\n");
3455 rdev->accel_working = false;
3462 int r600_suspend(struct radeon_device *rdev)
3464 r600_audio_fini(rdev);
3466 r600_dma_stop(rdev);
3467 r600_irq_suspend(rdev);
3468 radeon_wb_disable(rdev);
3469 r600_pcie_gart_disable(rdev);
3474 /* Plan is to move initialization in that function and use
3475 * helper function so that radeon_device_init pretty much
3476 * do nothing more than calling asic specific function. This
3477 * should also allow to remove a bunch of callback function
3480 int r600_init(struct radeon_device *rdev)
3484 if (r600_debugfs_mc_info_init(rdev)) {
3485 DRM_ERROR("Failed to register debugfs file for mc !\n");
3488 if (!radeon_get_bios(rdev)) {
3489 if (ASIC_IS_AVIVO(rdev))
3492 /* Must be an ATOMBIOS */
3493 if (!rdev->is_atom_bios) {
3494 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
3497 r = radeon_atombios_init(rdev);
3500 /* Post card if necessary */
3501 if (!radeon_card_posted(rdev)) {
3503 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
3506 DRM_INFO("GPU not posted. posting now...\n");
3507 atom_asic_init(rdev->mode_info.atom_context);
3509 /* Initialize scratch registers */
3510 r600_scratch_init(rdev);
3511 /* Initialize surface registers */
3512 radeon_surface_init(rdev);
3513 /* Initialize clocks */
3514 radeon_get_clock_info(rdev->ddev);
3516 r = radeon_fence_driver_init(rdev);
3519 if (rdev->flags & RADEON_IS_AGP) {
3520 r = radeon_agp_init(rdev);
3522 radeon_agp_disable(rdev);
3524 r = r600_mc_init(rdev);
3527 /* Memory manager */
3528 r = radeon_bo_init(rdev);
3532 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
3533 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
3535 rdev->ring[R600_RING_TYPE_DMA_INDEX].ring_obj = NULL;
3536 r600_ring_init(rdev, &rdev->ring[R600_RING_TYPE_DMA_INDEX], 64 * 1024);
3538 rdev->ih.ring_obj = NULL;
3539 r600_ih_ring_init(rdev, 64 * 1024);
3541 r = r600_pcie_gart_init(rdev);
3545 rdev->accel_working = true;
3546 r = r600_startup(rdev);
3548 dev_err(rdev->dev, "disabling GPU acceleration\n");
3550 r600_dma_fini(rdev);
3551 r600_irq_fini(rdev);
3552 radeon_wb_fini(rdev);
3553 radeon_ib_pool_fini(rdev);
3554 radeon_irq_kms_fini(rdev);
3555 r600_pcie_gart_fini(rdev);
3556 rdev->accel_working = false;
3562 void r600_fini(struct radeon_device *rdev)
3564 r600_audio_fini(rdev);
3566 r600_dma_fini(rdev);
3567 r600_irq_fini(rdev);
3568 radeon_wb_fini(rdev);
3569 radeon_ib_pool_fini(rdev);
3570 radeon_irq_kms_fini(rdev);
3571 r600_pcie_gart_fini(rdev);
3572 r600_vram_scratch_fini(rdev);
3573 radeon_agp_fini(rdev);
3574 radeon_gem_fini(rdev);
3575 radeon_fence_driver_fini(rdev);
3576 radeon_bo_fini(rdev);
3577 radeon_atombios_fini(rdev);
3586 void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3588 struct radeon_ring *ring = &rdev->ring[ib->ring];
3591 if (ring->rptr_save_reg) {
3592 next_rptr = ring->wptr + 3 + 4;
3593 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
3594 radeon_ring_write(ring, ((ring->rptr_save_reg -
3595 PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
3596 radeon_ring_write(ring, next_rptr);
3597 } else if (rdev->wb.enabled) {
3598 next_rptr = ring->wptr + 5 + 4;
3599 radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3));
3600 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
3601 radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18));
3602 radeon_ring_write(ring, next_rptr);
3603 radeon_ring_write(ring, 0);
3606 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
3607 radeon_ring_write(ring,
3611 (ib->gpu_addr & 0xFFFFFFFC));
3612 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
3613 radeon_ring_write(ring, ib->length_dw);
3616 void r600_uvd_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3618 struct radeon_ring *ring = &rdev->ring[ib->ring];
3620 radeon_ring_write(ring, PACKET0(UVD_RBC_IB_BASE, 0));
3621 radeon_ring_write(ring, ib->gpu_addr);
3622 radeon_ring_write(ring, PACKET0(UVD_RBC_IB_SIZE, 0));
3623 radeon_ring_write(ring, ib->length_dw);
3626 int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
3628 struct radeon_ib ib;
3634 r = radeon_scratch_get(rdev, &scratch);
3636 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
3639 WREG32(scratch, 0xCAFEDEAD);
3640 r = radeon_ib_get(rdev, ring->idx, &ib, NULL, 256);
3642 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
3645 ib.ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
3646 ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
3647 ib.ptr[2] = 0xDEADBEEF;
3649 r = radeon_ib_schedule(rdev, &ib, NULL);
3651 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
3654 r = radeon_fence_wait(ib.fence, false);
3656 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
3659 for (i = 0; i < rdev->usec_timeout; i++) {
3660 tmp = RREG32(scratch);
3661 if (tmp == 0xDEADBEEF)
3665 if (i < rdev->usec_timeout) {
3666 DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i);
3668 DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
3673 radeon_ib_free(rdev, &ib);
3675 radeon_scratch_free(rdev, scratch);
3680 * r600_dma_ib_test - test an IB on the DMA engine
3682 * @rdev: radeon_device pointer
3683 * @ring: radeon_ring structure holding ring information
3685 * Test a simple IB in the DMA ring (r6xx-SI).
3686 * Returns 0 on success, error on failure.
3688 int r600_dma_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
3690 struct radeon_ib ib;
3693 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
3697 DRM_ERROR("invalid vram scratch pointer\n");
3704 r = radeon_ib_get(rdev, ring->idx, &ib, NULL, 256);
3706 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
3710 ib.ptr[0] = DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1);
3711 ib.ptr[1] = rdev->vram_scratch.gpu_addr & 0xfffffffc;
3712 ib.ptr[2] = upper_32_bits(rdev->vram_scratch.gpu_addr) & 0xff;
3713 ib.ptr[3] = 0xDEADBEEF;
3716 r = radeon_ib_schedule(rdev, &ib, NULL);
3718 radeon_ib_free(rdev, &ib);
3719 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
3722 r = radeon_fence_wait(ib.fence, false);
3724 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
3727 for (i = 0; i < rdev->usec_timeout; i++) {
3729 if (tmp == 0xDEADBEEF)
3733 if (i < rdev->usec_timeout) {
3734 DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i);
3736 DRM_ERROR("radeon: ib test failed (0x%08X)\n", tmp);
3739 radeon_ib_free(rdev, &ib);
3743 int r600_uvd_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
3745 struct radeon_fence *fence = NULL;
3748 r = radeon_set_uvd_clocks(rdev, 53300, 40000);
3750 DRM_ERROR("radeon: failed to raise UVD clocks (%d).\n", r);
3754 r = radeon_uvd_get_create_msg(rdev, ring->idx, 1, NULL);
3756 DRM_ERROR("radeon: failed to get create msg (%d).\n", r);
3760 r = radeon_uvd_get_destroy_msg(rdev, ring->idx, 1, &fence);
3762 DRM_ERROR("radeon: failed to get destroy ib (%d).\n", r);
3766 r = radeon_fence_wait(fence, false);
3768 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
3771 DRM_INFO("ib test on ring %d succeeded\n", ring->idx);
3773 radeon_fence_unref(&fence);
3774 radeon_set_uvd_clocks(rdev, 0, 0);
3779 * r600_dma_ring_ib_execute - Schedule an IB on the DMA engine
3781 * @rdev: radeon_device pointer
3782 * @ib: IB object to schedule
3784 * Schedule an IB in the DMA ring (r6xx-r7xx).
3786 void r600_dma_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
3788 struct radeon_ring *ring = &rdev->ring[ib->ring];
3790 if (rdev->wb.enabled) {
3791 u32 next_rptr = ring->wptr + 4;
3792 while ((next_rptr & 7) != 5)
3795 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_WRITE, 0, 0, 1));
3796 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
3797 radeon_ring_write(ring, upper_32_bits(ring->next_rptr_gpu_addr) & 0xff);
3798 radeon_ring_write(ring, next_rptr);
3801 /* The indirect buffer packet must end on an 8 DW boundary in the DMA ring.
3802 * Pad as necessary with NOPs.
3804 while ((ring->wptr & 7) != 5)
3805 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_NOP, 0, 0, 0));
3806 radeon_ring_write(ring, DMA_PACKET(DMA_PACKET_INDIRECT_BUFFER, 0, 0, 0));
3807 radeon_ring_write(ring, (ib->gpu_addr & 0xFFFFFFE0));
3808 radeon_ring_write(ring, (ib->length_dw << 16) | (upper_32_bits(ib->gpu_addr) & 0xFF));
3815 * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty
3816 * the same as the CP ring buffer, but in reverse. Rather than the CPU
3817 * writing to the ring and the GPU consuming, the GPU writes to the ring
3818 * and host consumes. As the host irq handler processes interrupts, it
3819 * increments the rptr. When the rptr catches up with the wptr, all the
3820 * current interrupts have been processed.
3823 void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
3827 /* Align ring size */
3828 rb_bufsz = drm_order(ring_size / 4);
3829 ring_size = (1 << rb_bufsz) * 4;
3830 rdev->ih.ring_size = ring_size;
3831 rdev->ih.ptr_mask = rdev->ih.ring_size - 1;
3835 int r600_ih_ring_alloc(struct radeon_device *rdev)
3839 /* Allocate ring buffer */
3840 if (rdev->ih.ring_obj == NULL) {
3841 r = radeon_bo_create(rdev, rdev->ih.ring_size,
3843 RADEON_GEM_DOMAIN_GTT,
3844 NULL, &rdev->ih.ring_obj);
3846 DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
3849 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
3850 if (unlikely(r != 0))
3852 r = radeon_bo_pin(rdev->ih.ring_obj,
3853 RADEON_GEM_DOMAIN_GTT,
3854 &rdev->ih.gpu_addr);
3856 radeon_bo_unreserve(rdev->ih.ring_obj);
3857 DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
3860 r = radeon_bo_kmap(rdev->ih.ring_obj,
3861 (void **)&rdev->ih.ring);
3862 radeon_bo_unreserve(rdev->ih.ring_obj);
3864 DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
3871 void r600_ih_ring_fini(struct radeon_device *rdev)
3874 if (rdev->ih.ring_obj) {
3875 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
3876 if (likely(r == 0)) {
3877 radeon_bo_kunmap(rdev->ih.ring_obj);
3878 radeon_bo_unpin(rdev->ih.ring_obj);
3879 radeon_bo_unreserve(rdev->ih.ring_obj);
3881 radeon_bo_unref(&rdev->ih.ring_obj);
3882 rdev->ih.ring = NULL;
3883 rdev->ih.ring_obj = NULL;
3887 void r600_rlc_stop(struct radeon_device *rdev)
3890 if ((rdev->family >= CHIP_RV770) &&
3891 (rdev->family <= CHIP_RV740)) {
3892 /* r7xx asics need to soft reset RLC before halting */
3893 WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
3894 RREG32(SRBM_SOFT_RESET);
3896 WREG32(SRBM_SOFT_RESET, 0);
3897 RREG32(SRBM_SOFT_RESET);
3900 WREG32(RLC_CNTL, 0);
3903 static void r600_rlc_start(struct radeon_device *rdev)
3905 WREG32(RLC_CNTL, RLC_ENABLE);
3908 static int r600_rlc_resume(struct radeon_device *rdev)
3911 const __be32 *fw_data;
3916 r600_rlc_stop(rdev);
3918 WREG32(RLC_HB_CNTL, 0);
3920 WREG32(RLC_HB_BASE, 0);
3921 WREG32(RLC_HB_RPTR, 0);
3922 WREG32(RLC_HB_WPTR, 0);
3923 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
3924 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
3925 WREG32(RLC_MC_CNTL, 0);
3926 WREG32(RLC_UCODE_CNTL, 0);
3928 fw_data = (const __be32 *)rdev->rlc_fw->data;
3929 if (rdev->family >= CHIP_RV770) {
3930 for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
3931 WREG32(RLC_UCODE_ADDR, i);
3932 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
3935 for (i = 0; i < R600_RLC_UCODE_SIZE; i++) {
3936 WREG32(RLC_UCODE_ADDR, i);
3937 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
3940 WREG32(RLC_UCODE_ADDR, 0);
3942 r600_rlc_start(rdev);
3947 static void r600_enable_interrupts(struct radeon_device *rdev)
3949 u32 ih_cntl = RREG32(IH_CNTL);
3950 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
3952 ih_cntl |= ENABLE_INTR;
3953 ih_rb_cntl |= IH_RB_ENABLE;
3954 WREG32(IH_CNTL, ih_cntl);
3955 WREG32(IH_RB_CNTL, ih_rb_cntl);
3956 rdev->ih.enabled = true;
3959 void r600_disable_interrupts(struct radeon_device *rdev)
3961 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
3962 u32 ih_cntl = RREG32(IH_CNTL);
3964 ih_rb_cntl &= ~IH_RB_ENABLE;
3965 ih_cntl &= ~ENABLE_INTR;
3966 WREG32(IH_RB_CNTL, ih_rb_cntl);
3967 WREG32(IH_CNTL, ih_cntl);
3968 /* set rptr, wptr to 0 */
3969 WREG32(IH_RB_RPTR, 0);
3970 WREG32(IH_RB_WPTR, 0);
3971 rdev->ih.enabled = false;
3975 static void r600_disable_interrupt_state(struct radeon_device *rdev)
3979 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
3980 tmp = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
3981 WREG32(DMA_CNTL, tmp);
3982 WREG32(GRBM_INT_CNTL, 0);
3983 WREG32(DxMODE_INT_MASK, 0);
3984 WREG32(D1GRPH_INTERRUPT_CONTROL, 0);
3985 WREG32(D2GRPH_INTERRUPT_CONTROL, 0);
3986 if (ASIC_IS_DCE3(rdev)) {
3987 WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
3988 WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
3989 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3990 WREG32(DC_HPD1_INT_CONTROL, tmp);
3991 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3992 WREG32(DC_HPD2_INT_CONTROL, tmp);
3993 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3994 WREG32(DC_HPD3_INT_CONTROL, tmp);
3995 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3996 WREG32(DC_HPD4_INT_CONTROL, tmp);
3997 if (ASIC_IS_DCE32(rdev)) {
3998 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
3999 WREG32(DC_HPD5_INT_CONTROL, tmp);
4000 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
4001 WREG32(DC_HPD6_INT_CONTROL, tmp);
4002 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4003 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
4004 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4005 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
4007 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4008 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
4009 tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4010 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
4013 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
4014 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
4015 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
4016 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
4017 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
4018 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
4019 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
4020 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
4021 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4022 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
4023 tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4024 WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
4028 int r600_irq_init(struct radeon_device *rdev)
4032 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
4035 ret = r600_ih_ring_alloc(rdev);
4040 r600_disable_interrupts(rdev);
4043 if (rdev->family >= CHIP_CEDAR)
4044 ret = evergreen_rlc_resume(rdev);
4046 ret = r600_rlc_resume(rdev);
4048 r600_ih_ring_fini(rdev);
4052 /* setup interrupt control */
4053 /* set dummy read address to ring address */
4054 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
4055 interrupt_cntl = RREG32(INTERRUPT_CNTL);
4056 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
4057 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
4059 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
4060 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
4061 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
4062 WREG32(INTERRUPT_CNTL, interrupt_cntl);
4064 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
4065 rb_bufsz = drm_order(rdev->ih.ring_size / 4);
4067 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
4068 IH_WPTR_OVERFLOW_CLEAR |
4071 if (rdev->wb.enabled)
4072 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
4074 /* set the writeback address whether it's enabled or not */
4075 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
4076 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
4078 WREG32(IH_RB_CNTL, ih_rb_cntl);
4080 /* set rptr, wptr to 0 */
4081 WREG32(IH_RB_RPTR, 0);
4082 WREG32(IH_RB_WPTR, 0);
4084 /* Default settings for IH_CNTL (disabled at first) */
4085 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10);
4086 /* RPTR_REARM only works if msi's are enabled */
4087 if (rdev->msi_enabled)
4088 ih_cntl |= RPTR_REARM;
4089 WREG32(IH_CNTL, ih_cntl);
4091 /* force the active interrupt state to all disabled */
4092 if (rdev->family >= CHIP_CEDAR)
4093 evergreen_disable_interrupt_state(rdev);
4095 r600_disable_interrupt_state(rdev);
4097 /* at this point everything should be setup correctly to enable master */
4098 pci_set_master(rdev->pdev);
4101 r600_enable_interrupts(rdev);
4106 void r600_irq_suspend(struct radeon_device *rdev)
4108 r600_irq_disable(rdev);
4109 r600_rlc_stop(rdev);
4112 void r600_irq_fini(struct radeon_device *rdev)
4114 r600_irq_suspend(rdev);
4115 r600_ih_ring_fini(rdev);
4118 int r600_irq_set(struct radeon_device *rdev)
4120 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
4122 u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
4123 u32 grbm_int_cntl = 0;
4125 u32 d1grph = 0, d2grph = 0;
4127 u32 thermal_int = 0;
4129 if (!rdev->irq.installed) {
4130 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
4133 /* don't enable anything if the ih is disabled */
4134 if (!rdev->ih.enabled) {
4135 r600_disable_interrupts(rdev);
4136 /* force the active interrupt state to all disabled */
4137 r600_disable_interrupt_state(rdev);
4141 if (ASIC_IS_DCE3(rdev)) {
4142 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
4143 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
4144 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
4145 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
4146 if (ASIC_IS_DCE32(rdev)) {
4147 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
4148 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
4149 hdmi0 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4150 hdmi1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
4152 hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4153 hdmi1 = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4156 hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
4157 hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
4158 hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
4159 hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4160 hdmi1 = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
4163 dma_cntl = RREG32(DMA_CNTL) & ~TRAP_ENABLE;
4165 if ((rdev->family > CHIP_R600) && (rdev->family < CHIP_RV770)) {
4166 thermal_int = RREG32(CG_THERMAL_INT) &
4167 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
4168 } else if (rdev->family >= CHIP_RV770) {
4169 thermal_int = RREG32(RV770_CG_THERMAL_INT) &
4170 ~(THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW);
4172 if (rdev->irq.dpm_thermal) {
4173 DRM_DEBUG("dpm thermal\n");
4174 thermal_int |= THERM_INT_MASK_HIGH | THERM_INT_MASK_LOW;
4177 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
4178 DRM_DEBUG("r600_irq_set: sw int\n");
4179 cp_int_cntl |= RB_INT_ENABLE;
4180 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
4183 if (atomic_read(&rdev->irq.ring_int[R600_RING_TYPE_DMA_INDEX])) {
4184 DRM_DEBUG("r600_irq_set: sw int dma\n");
4185 dma_cntl |= TRAP_ENABLE;
4188 if (rdev->irq.crtc_vblank_int[0] ||
4189 atomic_read(&rdev->irq.pflip[0])) {
4190 DRM_DEBUG("r600_irq_set: vblank 0\n");
4191 mode_int |= D1MODE_VBLANK_INT_MASK;
4193 if (rdev->irq.crtc_vblank_int[1] ||
4194 atomic_read(&rdev->irq.pflip[1])) {
4195 DRM_DEBUG("r600_irq_set: vblank 1\n");
4196 mode_int |= D2MODE_VBLANK_INT_MASK;
4198 if (rdev->irq.hpd[0]) {
4199 DRM_DEBUG("r600_irq_set: hpd 1\n");
4200 hpd1 |= DC_HPDx_INT_EN;
4202 if (rdev->irq.hpd[1]) {
4203 DRM_DEBUG("r600_irq_set: hpd 2\n");
4204 hpd2 |= DC_HPDx_INT_EN;
4206 if (rdev->irq.hpd[2]) {
4207 DRM_DEBUG("r600_irq_set: hpd 3\n");
4208 hpd3 |= DC_HPDx_INT_EN;
4210 if (rdev->irq.hpd[3]) {
4211 DRM_DEBUG("r600_irq_set: hpd 4\n");
4212 hpd4 |= DC_HPDx_INT_EN;
4214 if (rdev->irq.hpd[4]) {
4215 DRM_DEBUG("r600_irq_set: hpd 5\n");
4216 hpd5 |= DC_HPDx_INT_EN;
4218 if (rdev->irq.hpd[5]) {
4219 DRM_DEBUG("r600_irq_set: hpd 6\n");
4220 hpd6 |= DC_HPDx_INT_EN;
4222 if (rdev->irq.afmt[0]) {
4223 DRM_DEBUG("r600_irq_set: hdmi 0\n");
4224 hdmi0 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
4226 if (rdev->irq.afmt[1]) {
4227 DRM_DEBUG("r600_irq_set: hdmi 0\n");
4228 hdmi1 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
4231 WREG32(CP_INT_CNTL, cp_int_cntl);
4232 WREG32(DMA_CNTL, dma_cntl);
4233 WREG32(DxMODE_INT_MASK, mode_int);
4234 WREG32(D1GRPH_INTERRUPT_CONTROL, d1grph);
4235 WREG32(D2GRPH_INTERRUPT_CONTROL, d2grph);
4236 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
4237 if (ASIC_IS_DCE3(rdev)) {
4238 WREG32(DC_HPD1_INT_CONTROL, hpd1);
4239 WREG32(DC_HPD2_INT_CONTROL, hpd2);
4240 WREG32(DC_HPD3_INT_CONTROL, hpd3);
4241 WREG32(DC_HPD4_INT_CONTROL, hpd4);
4242 if (ASIC_IS_DCE32(rdev)) {
4243 WREG32(DC_HPD5_INT_CONTROL, hpd5);
4244 WREG32(DC_HPD6_INT_CONTROL, hpd6);
4245 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, hdmi0);
4246 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, hdmi1);
4248 WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
4249 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
4252 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
4253 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
4254 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
4255 WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
4256 WREG32(HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
4258 if ((rdev->family > CHIP_R600) && (rdev->family < CHIP_RV770)) {
4259 WREG32(CG_THERMAL_INT, thermal_int);
4260 } else if (rdev->family >= CHIP_RV770) {
4261 WREG32(RV770_CG_THERMAL_INT, thermal_int);
4267 static void r600_irq_ack(struct radeon_device *rdev)
4271 if (ASIC_IS_DCE3(rdev)) {
4272 rdev->irq.stat_regs.r600.disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
4273 rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
4274 rdev->irq.stat_regs.r600.disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
4275 if (ASIC_IS_DCE32(rdev)) {
4276 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET0);
4277 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET1);
4279 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS);
4280 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(DCE3_HDMI1_STATUS);
4283 rdev->irq.stat_regs.r600.disp_int = RREG32(DISP_INTERRUPT_STATUS);
4284 rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
4285 rdev->irq.stat_regs.r600.disp_int_cont2 = 0;
4286 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS);
4287 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(HDMI1_STATUS);
4289 rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS);
4290 rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS);
4292 if (rdev->irq.stat_regs.r600.d1grph_int & DxGRPH_PFLIP_INT_OCCURRED)
4293 WREG32(D1GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
4294 if (rdev->irq.stat_regs.r600.d2grph_int & DxGRPH_PFLIP_INT_OCCURRED)
4295 WREG32(D2GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
4296 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT)
4297 WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
4298 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT)
4299 WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
4300 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT)
4301 WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
4302 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT)
4303 WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
4304 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
4305 if (ASIC_IS_DCE3(rdev)) {
4306 tmp = RREG32(DC_HPD1_INT_CONTROL);
4307 tmp |= DC_HPDx_INT_ACK;
4308 WREG32(DC_HPD1_INT_CONTROL, tmp);
4310 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
4311 tmp |= DC_HPDx_INT_ACK;
4312 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
4315 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
4316 if (ASIC_IS_DCE3(rdev)) {
4317 tmp = RREG32(DC_HPD2_INT_CONTROL);
4318 tmp |= DC_HPDx_INT_ACK;
4319 WREG32(DC_HPD2_INT_CONTROL, tmp);
4321 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
4322 tmp |= DC_HPDx_INT_ACK;
4323 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
4326 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
4327 if (ASIC_IS_DCE3(rdev)) {
4328 tmp = RREG32(DC_HPD3_INT_CONTROL);
4329 tmp |= DC_HPDx_INT_ACK;
4330 WREG32(DC_HPD3_INT_CONTROL, tmp);
4332 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
4333 tmp |= DC_HPDx_INT_ACK;
4334 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
4337 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
4338 tmp = RREG32(DC_HPD4_INT_CONTROL);
4339 tmp |= DC_HPDx_INT_ACK;
4340 WREG32(DC_HPD4_INT_CONTROL, tmp);
4342 if (ASIC_IS_DCE32(rdev)) {
4343 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
4344 tmp = RREG32(DC_HPD5_INT_CONTROL);
4345 tmp |= DC_HPDx_INT_ACK;
4346 WREG32(DC_HPD5_INT_CONTROL, tmp);
4348 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
4349 tmp = RREG32(DC_HPD5_INT_CONTROL);
4350 tmp |= DC_HPDx_INT_ACK;
4351 WREG32(DC_HPD6_INT_CONTROL, tmp);
4353 if (rdev->irq.stat_regs.r600.hdmi0_status & AFMT_AZ_FORMAT_WTRIG) {
4354 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0);
4355 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4356 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
4358 if (rdev->irq.stat_regs.r600.hdmi1_status & AFMT_AZ_FORMAT_WTRIG) {
4359 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1);
4360 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
4361 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
4364 if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
4365 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL);
4366 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
4367 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
4369 if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
4370 if (ASIC_IS_DCE3(rdev)) {
4371 tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL);
4372 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
4373 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
4375 tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL);
4376 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
4377 WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
4383 void r600_irq_disable(struct radeon_device *rdev)
4385 r600_disable_interrupts(rdev);
4386 /* Wait and acknowledge irq */
4389 r600_disable_interrupt_state(rdev);
4392 static u32 r600_get_ih_wptr(struct radeon_device *rdev)
4396 if (rdev->wb.enabled)
4397 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
4399 wptr = RREG32(IH_RB_WPTR);
4401 if (wptr & RB_OVERFLOW) {
4402 /* When a ring buffer overflow happen start parsing interrupt
4403 * from the last not overwritten vector (wptr + 16). Hopefully
4404 * this should allow us to catchup.
4406 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
4407 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
4408 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
4409 tmp = RREG32(IH_RB_CNTL);
4410 tmp |= IH_WPTR_OVERFLOW_CLEAR;
4411 WREG32(IH_RB_CNTL, tmp);
4413 return (wptr & rdev->ih.ptr_mask);
4417 * Each IV ring entry is 128 bits:
4418 * [7:0] - interrupt source id
4420 * [59:32] - interrupt source data
4421 * [127:60] - reserved
4423 * The basic interrupt vector entries
4424 * are decoded as follows:
4425 * src_id src_data description
4430 * 19 0 FP Hot plug detection A
4431 * 19 1 FP Hot plug detection B
4432 * 19 2 DAC A auto-detection
4433 * 19 3 DAC B auto-detection
4439 * 181 - EOP Interrupt
4442 * Note, these are based on r600 and may need to be
4443 * adjusted or added to on newer asics
4446 int r600_irq_process(struct radeon_device *rdev)
4450 u32 src_id, src_data;
4452 bool queue_hotplug = false;
4453 bool queue_hdmi = false;
4454 bool queue_thermal = false;
4456 if (!rdev->ih.enabled || rdev->shutdown)
4459 /* No MSIs, need a dummy read to flush PCI DMAs */
4460 if (!rdev->msi_enabled)
4463 wptr = r600_get_ih_wptr(rdev);
4466 /* is somebody else already processing irqs? */
4467 if (atomic_xchg(&rdev->ih.lock, 1))
4470 rptr = rdev->ih.rptr;
4471 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
4473 /* Order reading of wptr vs. reading of IH ring data */
4476 /* display interrupts */
4479 while (rptr != wptr) {
4480 /* wptr/rptr are in bytes! */
4481 ring_index = rptr / 4;
4482 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
4483 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
4486 case 1: /* D1 vblank/vline */
4488 case 0: /* D1 vblank */
4489 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) {
4490 if (rdev->irq.crtc_vblank_int[0]) {
4491 drm_handle_vblank(rdev->ddev, 0);
4492 rdev->pm.vblank_sync = true;
4493 wake_up(&rdev->irq.vblank_queue);
4495 if (atomic_read(&rdev->irq.pflip[0]))
4496 radeon_crtc_handle_flip(rdev, 0);
4497 rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
4498 DRM_DEBUG("IH: D1 vblank\n");
4501 case 1: /* D1 vline */
4502 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) {
4503 rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VLINE_INTERRUPT;
4504 DRM_DEBUG("IH: D1 vline\n");
4508 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4512 case 5: /* D2 vblank/vline */
4514 case 0: /* D2 vblank */
4515 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) {
4516 if (rdev->irq.crtc_vblank_int[1]) {
4517 drm_handle_vblank(rdev->ddev, 1);
4518 rdev->pm.vblank_sync = true;
4519 wake_up(&rdev->irq.vblank_queue);
4521 if (atomic_read(&rdev->irq.pflip[1]))
4522 radeon_crtc_handle_flip(rdev, 1);
4523 rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT;
4524 DRM_DEBUG("IH: D2 vblank\n");
4527 case 1: /* D1 vline */
4528 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) {
4529 rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VLINE_INTERRUPT;
4530 DRM_DEBUG("IH: D2 vline\n");
4534 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4538 case 19: /* HPD/DAC hotplug */
4541 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
4542 rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD1_INTERRUPT;
4543 queue_hotplug = true;
4544 DRM_DEBUG("IH: HPD1\n");
4548 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
4549 rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD2_INTERRUPT;
4550 queue_hotplug = true;
4551 DRM_DEBUG("IH: HPD2\n");
4555 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
4556 rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD3_INTERRUPT;
4557 queue_hotplug = true;
4558 DRM_DEBUG("IH: HPD3\n");
4562 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
4563 rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD4_INTERRUPT;
4564 queue_hotplug = true;
4565 DRM_DEBUG("IH: HPD4\n");
4569 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
4570 rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
4571 queue_hotplug = true;
4572 DRM_DEBUG("IH: HPD5\n");
4576 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
4577 rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
4578 queue_hotplug = true;
4579 DRM_DEBUG("IH: HPD6\n");
4583 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4590 if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
4591 rdev->irq.stat_regs.r600.hdmi0_status &= ~HDMI0_AZ_FORMAT_WTRIG;
4593 DRM_DEBUG("IH: HDMI0\n");
4597 if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
4598 rdev->irq.stat_regs.r600.hdmi1_status &= ~HDMI0_AZ_FORMAT_WTRIG;
4600 DRM_DEBUG("IH: HDMI1\n");
4604 DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
4608 case 176: /* CP_INT in ring buffer */
4609 case 177: /* CP_INT in IB1 */
4610 case 178: /* CP_INT in IB2 */
4611 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
4612 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
4614 case 181: /* CP EOP event */
4615 DRM_DEBUG("IH: CP EOP\n");
4616 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
4618 case 224: /* DMA trap event */
4619 DRM_DEBUG("IH: DMA trap\n");
4620 radeon_fence_process(rdev, R600_RING_TYPE_DMA_INDEX);
4622 case 230: /* thermal low to high */
4623 DRM_DEBUG("IH: thermal low to high\n");
4624 rdev->pm.dpm.thermal.high_to_low = false;
4625 queue_thermal = true;
4627 case 231: /* thermal high to low */
4628 DRM_DEBUG("IH: thermal high to low\n");
4629 rdev->pm.dpm.thermal.high_to_low = true;
4630 queue_thermal = true;
4632 case 233: /* GUI IDLE */
4633 DRM_DEBUG("IH: GUI idle\n");
4636 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
4640 /* wptr/rptr are in bytes! */
4642 rptr &= rdev->ih.ptr_mask;
4645 schedule_work(&rdev->hotplug_work);
4647 schedule_work(&rdev->audio_work);
4648 if (queue_thermal && rdev->pm.dpm_enabled)
4649 schedule_work(&rdev->pm.dpm.thermal.work);
4650 rdev->ih.rptr = rptr;
4651 WREG32(IH_RB_RPTR, rdev->ih.rptr);
4652 atomic_set(&rdev->ih.lock, 0);
4654 /* make sure wptr hasn't changed while processing */
4655 wptr = r600_get_ih_wptr(rdev);
4665 #if defined(CONFIG_DEBUG_FS)
4667 static int r600_debugfs_mc_info(struct seq_file *m, void *data)
4669 struct drm_info_node *node = (struct drm_info_node *) m->private;
4670 struct drm_device *dev = node->minor->dev;
4671 struct radeon_device *rdev = dev->dev_private;
4673 DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
4674 DREG32_SYS(m, rdev, VM_L2_STATUS);
4678 static struct drm_info_list r600_mc_info_list[] = {
4679 {"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
4683 int r600_debugfs_mc_info_init(struct radeon_device *rdev)
4685 #if defined(CONFIG_DEBUG_FS)
4686 return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
4693 * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
4694 * rdev: radeon device structure
4695 * bo: buffer object struct which userspace is waiting for idle
4697 * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
4698 * through ring buffer, this leads to corruption in rendering, see
4699 * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
4700 * directly perform HDP flush by writing register through MMIO.
4702 void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
4704 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
4705 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL.
4706 * This seems to cause problems on some AGP cards. Just use the old
4709 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
4710 rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) {
4711 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
4714 WREG32(HDP_DEBUG1, 0);
4715 tmp = readl((void __iomem *)ptr);
4717 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
4720 void r600_set_pcie_lanes(struct radeon_device *rdev, int lanes)
4722 u32 link_width_cntl, mask;
4724 if (rdev->flags & RADEON_IS_IGP)
4727 if (!(rdev->flags & RADEON_IS_PCIE))
4730 /* x2 cards have a special sequence */
4731 if (ASIC_IS_X2(rdev))
4734 radeon_gui_idle(rdev);
4738 mask = RADEON_PCIE_LC_LINK_WIDTH_X0;
4741 mask = RADEON_PCIE_LC_LINK_WIDTH_X1;
4744 mask = RADEON_PCIE_LC_LINK_WIDTH_X2;
4747 mask = RADEON_PCIE_LC_LINK_WIDTH_X4;
4750 mask = RADEON_PCIE_LC_LINK_WIDTH_X8;
4753 /* not actually supported */
4754 mask = RADEON_PCIE_LC_LINK_WIDTH_X12;
4757 mask = RADEON_PCIE_LC_LINK_WIDTH_X16;
4760 DRM_ERROR("invalid pcie lane request: %d\n", lanes);
4764 link_width_cntl = RREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
4765 link_width_cntl &= ~RADEON_PCIE_LC_LINK_WIDTH_MASK;
4766 link_width_cntl |= mask << RADEON_PCIE_LC_LINK_WIDTH_SHIFT;
4767 link_width_cntl |= (RADEON_PCIE_LC_RECONFIG_NOW |
4768 R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE);
4770 WREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
4773 int r600_get_pcie_lanes(struct radeon_device *rdev)
4775 u32 link_width_cntl;
4777 if (rdev->flags & RADEON_IS_IGP)
4780 if (!(rdev->flags & RADEON_IS_PCIE))
4783 /* x2 cards have a special sequence */
4784 if (ASIC_IS_X2(rdev))
4787 radeon_gui_idle(rdev);
4789 link_width_cntl = RREG32_PCIE_PORT(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
4791 switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) {
4792 case RADEON_PCIE_LC_LINK_WIDTH_X1:
4794 case RADEON_PCIE_LC_LINK_WIDTH_X2:
4796 case RADEON_PCIE_LC_LINK_WIDTH_X4:
4798 case RADEON_PCIE_LC_LINK_WIDTH_X8:
4800 case RADEON_PCIE_LC_LINK_WIDTH_X12:
4801 /* not actually supported */
4803 case RADEON_PCIE_LC_LINK_WIDTH_X0:
4804 case RADEON_PCIE_LC_LINK_WIDTH_X16:
4810 static void r600_pcie_gen2_enable(struct radeon_device *rdev)
4812 u32 link_width_cntl, lanes, speed_cntl, training_cntl, tmp;
4815 if (radeon_pcie_gen2 == 0)
4818 if (rdev->flags & RADEON_IS_IGP)
4821 if (!(rdev->flags & RADEON_IS_PCIE))
4824 /* x2 cards have a special sequence */
4825 if (ASIC_IS_X2(rdev))
4828 /* only RV6xx+ chips are supported */
4829 if (rdev->family <= CHIP_R600)
4832 if ((rdev->pdev->bus->max_bus_speed != PCIE_SPEED_5_0GT) &&
4833 (rdev->pdev->bus->max_bus_speed != PCIE_SPEED_8_0GT))
4836 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
4837 if (speed_cntl & LC_CURRENT_DATA_RATE) {
4838 DRM_INFO("PCIE gen 2 link speeds already enabled\n");
4842 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
4844 /* 55 nm r6xx asics */
4845 if ((rdev->family == CHIP_RV670) ||
4846 (rdev->family == CHIP_RV620) ||
4847 (rdev->family == CHIP_RV635)) {
4848 /* advertise upconfig capability */
4849 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
4850 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
4851 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
4852 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
4853 if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) {
4854 lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT;
4855 link_width_cntl &= ~(LC_LINK_WIDTH_MASK |
4856 LC_RECONFIG_ARC_MISSING_ESCAPE);
4857 link_width_cntl |= lanes | LC_RECONFIG_NOW | LC_RENEGOTIATE_EN;
4858 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
4860 link_width_cntl |= LC_UPCONFIGURE_DIS;
4861 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
4865 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
4866 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
4867 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
4869 /* 55 nm r6xx asics */
4870 if ((rdev->family == CHIP_RV670) ||
4871 (rdev->family == CHIP_RV620) ||
4872 (rdev->family == CHIP_RV635)) {
4873 WREG32(MM_CFGREGS_CNTL, 0x8);
4874 link_cntl2 = RREG32(0x4088);
4875 WREG32(MM_CFGREGS_CNTL, 0);
4876 /* not supported yet */
4877 if (link_cntl2 & SELECTABLE_DEEMPHASIS)
4881 speed_cntl &= ~LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK;
4882 speed_cntl |= (0x3 << LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT);
4883 speed_cntl &= ~LC_VOLTAGE_TIMER_SEL_MASK;
4884 speed_cntl &= ~LC_FORCE_DIS_HW_SPEED_CHANGE;
4885 speed_cntl |= LC_FORCE_EN_HW_SPEED_CHANGE;
4886 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
4888 tmp = RREG32(0x541c);
4889 WREG32(0x541c, tmp | 0x8);
4890 WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN);
4891 link_cntl2 = RREG16(0x4088);
4892 link_cntl2 &= ~TARGET_LINK_SPEED_MASK;
4894 WREG16(0x4088, link_cntl2);
4895 WREG32(MM_CFGREGS_CNTL, 0);
4897 if ((rdev->family == CHIP_RV670) ||
4898 (rdev->family == CHIP_RV620) ||
4899 (rdev->family == CHIP_RV635)) {
4900 training_cntl = RREG32_PCIE_PORT(PCIE_LC_TRAINING_CNTL);
4901 training_cntl &= ~LC_POINT_7_PLUS_EN;
4902 WREG32_PCIE_PORT(PCIE_LC_TRAINING_CNTL, training_cntl);
4904 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
4905 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
4906 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
4909 speed_cntl = RREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL);
4910 speed_cntl |= LC_GEN2_EN_STRAP;
4911 WREG32_PCIE_PORT(PCIE_LC_SPEED_CNTL, speed_cntl);
4914 link_width_cntl = RREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL);
4915 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
4917 link_width_cntl |= LC_UPCONFIGURE_DIS;
4919 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
4920 WREG32_PCIE_PORT(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
4925 * r600_get_gpu_clock_counter - return GPU clock counter snapshot
4927 * @rdev: radeon_device pointer
4929 * Fetches a GPU clock counter snapshot (R6xx-cayman).
4930 * Returns the 64 bit clock counter snapshot.
4932 uint64_t r600_get_gpu_clock_counter(struct radeon_device *rdev)
4936 mutex_lock(&rdev->gpu_clock_mutex);
4937 WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
4938 clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
4939 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
4940 mutex_unlock(&rdev->gpu_clock_mutex);