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/platform_device.h>
33 #include "radeon_drm.h"
35 #include "radeon_asic.h"
36 #include "radeon_mode.h"
41 #define PFP_UCODE_SIZE 576
42 #define PM4_UCODE_SIZE 1792
43 #define RLC_UCODE_SIZE 768
44 #define R700_PFP_UCODE_SIZE 848
45 #define R700_PM4_UCODE_SIZE 1360
46 #define R700_RLC_UCODE_SIZE 1024
47 #define EVERGREEN_PFP_UCODE_SIZE 1120
48 #define EVERGREEN_PM4_UCODE_SIZE 1376
49 #define EVERGREEN_RLC_UCODE_SIZE 768
52 MODULE_FIRMWARE("radeon/R600_pfp.bin");
53 MODULE_FIRMWARE("radeon/R600_me.bin");
54 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
55 MODULE_FIRMWARE("radeon/RV610_me.bin");
56 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
57 MODULE_FIRMWARE("radeon/RV630_me.bin");
58 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
59 MODULE_FIRMWARE("radeon/RV620_me.bin");
60 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
61 MODULE_FIRMWARE("radeon/RV635_me.bin");
62 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
63 MODULE_FIRMWARE("radeon/RV670_me.bin");
64 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
65 MODULE_FIRMWARE("radeon/RS780_me.bin");
66 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
67 MODULE_FIRMWARE("radeon/RV770_me.bin");
68 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
69 MODULE_FIRMWARE("radeon/RV730_me.bin");
70 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
71 MODULE_FIRMWARE("radeon/RV710_me.bin");
72 MODULE_FIRMWARE("radeon/R600_rlc.bin");
73 MODULE_FIRMWARE("radeon/R700_rlc.bin");
74 MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
75 MODULE_FIRMWARE("radeon/CEDAR_me.bin");
76 MODULE_FIRMWARE("radeon/CEDAR_rlc.bin");
77 MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
78 MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
79 MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin");
80 MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
81 MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
82 MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin");
83 MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin");
84 MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
85 MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin");
87 int r600_debugfs_mc_info_init(struct radeon_device *rdev);
89 /* r600,rv610,rv630,rv620,rv635,rv670 */
90 int r600_mc_wait_for_idle(struct radeon_device *rdev);
91 void r600_gpu_init(struct radeon_device *rdev);
92 void r600_fini(struct radeon_device *rdev);
93 void r600_irq_disable(struct radeon_device *rdev);
95 /* get temperature in millidegrees */
96 u32 rv6xx_get_temp(struct radeon_device *rdev)
98 u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
105 actual_temp = (temp >> 1) & 0xff;
107 return actual_temp * 1000;
110 void r600_pm_get_dynpm_state(struct radeon_device *rdev)
114 rdev->pm.dynpm_can_upclock = true;
115 rdev->pm.dynpm_can_downclock = true;
117 /* power state array is low to high, default is first */
118 if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) {
119 int min_power_state_index = 0;
121 if (rdev->pm.num_power_states > 2)
122 min_power_state_index = 1;
124 switch (rdev->pm.dynpm_planned_action) {
125 case DYNPM_ACTION_MINIMUM:
126 rdev->pm.requested_power_state_index = min_power_state_index;
127 rdev->pm.requested_clock_mode_index = 0;
128 rdev->pm.dynpm_can_downclock = false;
130 case DYNPM_ACTION_DOWNCLOCK:
131 if (rdev->pm.current_power_state_index == min_power_state_index) {
132 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
133 rdev->pm.dynpm_can_downclock = false;
135 if (rdev->pm.active_crtc_count > 1) {
136 for (i = 0; i < rdev->pm.num_power_states; i++) {
137 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
139 else if (i >= rdev->pm.current_power_state_index) {
140 rdev->pm.requested_power_state_index =
141 rdev->pm.current_power_state_index;
144 rdev->pm.requested_power_state_index = i;
149 if (rdev->pm.current_power_state_index == 0)
150 rdev->pm.requested_power_state_index =
151 rdev->pm.num_power_states - 1;
153 rdev->pm.requested_power_state_index =
154 rdev->pm.current_power_state_index - 1;
157 rdev->pm.requested_clock_mode_index = 0;
158 /* don't use the power state if crtcs are active and no display flag is set */
159 if ((rdev->pm.active_crtc_count > 0) &&
160 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
161 clock_info[rdev->pm.requested_clock_mode_index].flags &
162 RADEON_PM_MODE_NO_DISPLAY)) {
163 rdev->pm.requested_power_state_index++;
166 case DYNPM_ACTION_UPCLOCK:
167 if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
168 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
169 rdev->pm.dynpm_can_upclock = false;
171 if (rdev->pm.active_crtc_count > 1) {
172 for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
173 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
175 else if (i <= rdev->pm.current_power_state_index) {
176 rdev->pm.requested_power_state_index =
177 rdev->pm.current_power_state_index;
180 rdev->pm.requested_power_state_index = i;
185 rdev->pm.requested_power_state_index =
186 rdev->pm.current_power_state_index + 1;
188 rdev->pm.requested_clock_mode_index = 0;
190 case DYNPM_ACTION_DEFAULT:
191 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
192 rdev->pm.requested_clock_mode_index = 0;
193 rdev->pm.dynpm_can_upclock = false;
195 case DYNPM_ACTION_NONE:
197 DRM_ERROR("Requested mode for not defined action\n");
201 /* XXX select a power state based on AC/DC, single/dualhead, etc. */
202 /* for now just select the first power state and switch between clock modes */
203 /* power state array is low to high, default is first (0) */
204 if (rdev->pm.active_crtc_count > 1) {
205 rdev->pm.requested_power_state_index = -1;
206 /* start at 1 as we don't want the default mode */
207 for (i = 1; i < rdev->pm.num_power_states; i++) {
208 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
210 else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) ||
211 (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) {
212 rdev->pm.requested_power_state_index = i;
216 /* if nothing selected, grab the default state. */
217 if (rdev->pm.requested_power_state_index == -1)
218 rdev->pm.requested_power_state_index = 0;
220 rdev->pm.requested_power_state_index = 1;
222 switch (rdev->pm.dynpm_planned_action) {
223 case DYNPM_ACTION_MINIMUM:
224 rdev->pm.requested_clock_mode_index = 0;
225 rdev->pm.dynpm_can_downclock = false;
227 case DYNPM_ACTION_DOWNCLOCK:
228 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
229 if (rdev->pm.current_clock_mode_index == 0) {
230 rdev->pm.requested_clock_mode_index = 0;
231 rdev->pm.dynpm_can_downclock = false;
233 rdev->pm.requested_clock_mode_index =
234 rdev->pm.current_clock_mode_index - 1;
236 rdev->pm.requested_clock_mode_index = 0;
237 rdev->pm.dynpm_can_downclock = false;
239 /* don't use the power state if crtcs are active and no display flag is set */
240 if ((rdev->pm.active_crtc_count > 0) &&
241 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
242 clock_info[rdev->pm.requested_clock_mode_index].flags &
243 RADEON_PM_MODE_NO_DISPLAY)) {
244 rdev->pm.requested_clock_mode_index++;
247 case DYNPM_ACTION_UPCLOCK:
248 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
249 if (rdev->pm.current_clock_mode_index ==
250 (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) {
251 rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index;
252 rdev->pm.dynpm_can_upclock = false;
254 rdev->pm.requested_clock_mode_index =
255 rdev->pm.current_clock_mode_index + 1;
257 rdev->pm.requested_clock_mode_index =
258 rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1;
259 rdev->pm.dynpm_can_upclock = false;
262 case DYNPM_ACTION_DEFAULT:
263 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
264 rdev->pm.requested_clock_mode_index = 0;
265 rdev->pm.dynpm_can_upclock = false;
267 case DYNPM_ACTION_NONE:
269 DRM_ERROR("Requested mode for not defined action\n");
274 DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
275 rdev->pm.power_state[rdev->pm.requested_power_state_index].
276 clock_info[rdev->pm.requested_clock_mode_index].sclk,
277 rdev->pm.power_state[rdev->pm.requested_power_state_index].
278 clock_info[rdev->pm.requested_clock_mode_index].mclk,
279 rdev->pm.power_state[rdev->pm.requested_power_state_index].
283 static int r600_pm_get_type_index(struct radeon_device *rdev,
284 enum radeon_pm_state_type ps_type,
288 int found_instance = -1;
290 for (i = 0; i < rdev->pm.num_power_states; i++) {
291 if (rdev->pm.power_state[i].type == ps_type) {
293 if (found_instance == instance)
297 /* return default if no match */
298 return rdev->pm.default_power_state_index;
301 void rs780_pm_init_profile(struct radeon_device *rdev)
303 if (rdev->pm.num_power_states == 2) {
305 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
306 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
307 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
308 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
310 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
311 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
312 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
313 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
315 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
316 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
317 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
318 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
320 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
321 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
322 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
323 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
325 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
326 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
327 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
328 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
330 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
331 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
332 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
333 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
335 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
336 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
337 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
338 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
339 } else if (rdev->pm.num_power_states == 3) {
341 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
342 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
343 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
344 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
346 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
347 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
348 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
349 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
351 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
352 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
353 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
354 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
356 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
357 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
358 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
359 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
361 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1;
362 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
363 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
364 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
366 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
367 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
368 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
369 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
371 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
372 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
373 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
374 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
377 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
378 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
379 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
380 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
382 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2;
383 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
384 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
385 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
387 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
388 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
389 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
390 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
392 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
393 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
394 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
395 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
397 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
398 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
399 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
400 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
402 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
403 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
404 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
405 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
407 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
408 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
409 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
410 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
414 void r600_pm_init_profile(struct radeon_device *rdev)
416 if (rdev->family == CHIP_R600) {
419 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
420 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
421 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
422 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
424 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
425 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
426 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
427 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
429 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
430 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
431 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
432 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
434 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
435 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
436 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
437 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
439 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
440 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
441 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
442 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
444 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
445 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
446 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
447 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
449 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
450 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
451 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
452 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
454 if (rdev->pm.num_power_states < 4) {
456 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
457 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
458 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
459 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
461 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
462 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
463 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
464 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
466 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
467 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
468 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
469 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
471 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
472 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
473 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
474 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
476 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
477 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
478 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
479 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
481 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
482 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
483 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
484 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
486 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
487 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
488 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
489 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
492 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
493 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
494 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
495 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
497 if (rdev->flags & RADEON_IS_MOBILITY) {
498 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx =
499 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
500 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
501 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
502 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
503 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
505 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx =
506 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
507 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
508 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
509 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
510 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
513 if (rdev->flags & RADEON_IS_MOBILITY) {
514 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
515 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
516 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
517 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
518 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
519 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
521 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
522 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
523 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
524 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
525 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
526 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
529 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx =
530 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
531 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx =
532 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
533 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
534 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
536 if (rdev->flags & RADEON_IS_MOBILITY) {
537 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx =
538 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
539 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
540 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
541 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
542 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
544 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx =
545 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
546 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
547 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
548 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
549 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
552 if (rdev->flags & RADEON_IS_MOBILITY) {
553 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
554 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
555 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
556 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
557 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
558 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
560 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
561 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
562 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
563 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
564 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
565 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
568 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx =
569 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
570 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx =
571 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
572 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
573 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
578 void r600_pm_misc(struct radeon_device *rdev)
580 int req_ps_idx = rdev->pm.requested_power_state_index;
581 int req_cm_idx = rdev->pm.requested_clock_mode_index;
582 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
583 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
585 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
586 if (voltage->voltage != rdev->pm.current_vddc) {
587 radeon_atom_set_voltage(rdev, voltage->voltage);
588 rdev->pm.current_vddc = voltage->voltage;
589 DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage);
594 bool r600_gui_idle(struct radeon_device *rdev)
596 if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
602 /* hpd for digital panel detect/disconnect */
603 bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
605 bool connected = false;
607 if (ASIC_IS_DCE3(rdev)) {
610 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
614 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
618 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
622 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
627 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
631 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
640 if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
644 if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
648 if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
658 void r600_hpd_set_polarity(struct radeon_device *rdev,
659 enum radeon_hpd_id hpd)
662 bool connected = r600_hpd_sense(rdev, hpd);
664 if (ASIC_IS_DCE3(rdev)) {
667 tmp = RREG32(DC_HPD1_INT_CONTROL);
669 tmp &= ~DC_HPDx_INT_POLARITY;
671 tmp |= DC_HPDx_INT_POLARITY;
672 WREG32(DC_HPD1_INT_CONTROL, tmp);
675 tmp = RREG32(DC_HPD2_INT_CONTROL);
677 tmp &= ~DC_HPDx_INT_POLARITY;
679 tmp |= DC_HPDx_INT_POLARITY;
680 WREG32(DC_HPD2_INT_CONTROL, tmp);
683 tmp = RREG32(DC_HPD3_INT_CONTROL);
685 tmp &= ~DC_HPDx_INT_POLARITY;
687 tmp |= DC_HPDx_INT_POLARITY;
688 WREG32(DC_HPD3_INT_CONTROL, tmp);
691 tmp = RREG32(DC_HPD4_INT_CONTROL);
693 tmp &= ~DC_HPDx_INT_POLARITY;
695 tmp |= DC_HPDx_INT_POLARITY;
696 WREG32(DC_HPD4_INT_CONTROL, tmp);
699 tmp = RREG32(DC_HPD5_INT_CONTROL);
701 tmp &= ~DC_HPDx_INT_POLARITY;
703 tmp |= DC_HPDx_INT_POLARITY;
704 WREG32(DC_HPD5_INT_CONTROL, tmp);
708 tmp = RREG32(DC_HPD6_INT_CONTROL);
710 tmp &= ~DC_HPDx_INT_POLARITY;
712 tmp |= DC_HPDx_INT_POLARITY;
713 WREG32(DC_HPD6_INT_CONTROL, tmp);
721 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
723 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
725 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
726 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
729 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
731 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
733 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
734 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
737 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
739 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
741 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
742 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
750 void r600_hpd_init(struct radeon_device *rdev)
752 struct drm_device *dev = rdev->ddev;
753 struct drm_connector *connector;
755 if (ASIC_IS_DCE3(rdev)) {
756 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
757 if (ASIC_IS_DCE32(rdev))
760 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
761 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
762 switch (radeon_connector->hpd.hpd) {
764 WREG32(DC_HPD1_CONTROL, tmp);
765 rdev->irq.hpd[0] = true;
768 WREG32(DC_HPD2_CONTROL, tmp);
769 rdev->irq.hpd[1] = true;
772 WREG32(DC_HPD3_CONTROL, tmp);
773 rdev->irq.hpd[2] = true;
776 WREG32(DC_HPD4_CONTROL, tmp);
777 rdev->irq.hpd[3] = true;
781 WREG32(DC_HPD5_CONTROL, tmp);
782 rdev->irq.hpd[4] = true;
785 WREG32(DC_HPD6_CONTROL, tmp);
786 rdev->irq.hpd[5] = true;
793 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
794 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
795 switch (radeon_connector->hpd.hpd) {
797 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
798 rdev->irq.hpd[0] = true;
801 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
802 rdev->irq.hpd[1] = true;
805 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
806 rdev->irq.hpd[2] = true;
813 if (rdev->irq.installed)
817 void r600_hpd_fini(struct radeon_device *rdev)
819 struct drm_device *dev = rdev->ddev;
820 struct drm_connector *connector;
822 if (ASIC_IS_DCE3(rdev)) {
823 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
824 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
825 switch (radeon_connector->hpd.hpd) {
827 WREG32(DC_HPD1_CONTROL, 0);
828 rdev->irq.hpd[0] = false;
831 WREG32(DC_HPD2_CONTROL, 0);
832 rdev->irq.hpd[1] = false;
835 WREG32(DC_HPD3_CONTROL, 0);
836 rdev->irq.hpd[2] = false;
839 WREG32(DC_HPD4_CONTROL, 0);
840 rdev->irq.hpd[3] = false;
844 WREG32(DC_HPD5_CONTROL, 0);
845 rdev->irq.hpd[4] = false;
848 WREG32(DC_HPD6_CONTROL, 0);
849 rdev->irq.hpd[5] = false;
856 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
857 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
858 switch (radeon_connector->hpd.hpd) {
860 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
861 rdev->irq.hpd[0] = false;
864 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
865 rdev->irq.hpd[1] = false;
868 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
869 rdev->irq.hpd[2] = false;
881 void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
886 /* flush hdp cache so updates hit vram */
887 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) {
888 void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
891 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
892 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
894 WREG32(HDP_DEBUG1, 0);
895 tmp = readl((void __iomem *)ptr);
897 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
899 WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
900 WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
901 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
902 for (i = 0; i < rdev->usec_timeout; i++) {
904 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
905 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
907 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
917 int r600_pcie_gart_init(struct radeon_device *rdev)
921 if (rdev->gart.table.vram.robj) {
922 WARN(1, "R600 PCIE GART already initialized.\n");
925 /* Initialize common gart structure */
926 r = radeon_gart_init(rdev);
929 rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
930 return radeon_gart_table_vram_alloc(rdev);
933 int r600_pcie_gart_enable(struct radeon_device *rdev)
938 if (rdev->gart.table.vram.robj == NULL) {
939 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
942 r = radeon_gart_table_vram_pin(rdev);
945 radeon_gart_restore(rdev);
948 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
949 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
950 EFFECTIVE_L2_QUEUE_SIZE(7));
951 WREG32(VM_L2_CNTL2, 0);
952 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
953 /* Setup TLB control */
954 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
955 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
956 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
957 ENABLE_WAIT_L2_QUERY;
958 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
959 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
960 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
961 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
962 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
963 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
964 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
965 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
966 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
967 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
968 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
969 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
970 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
971 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
972 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
973 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
974 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
975 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
976 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
977 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
978 (u32)(rdev->dummy_page.addr >> 12));
979 for (i = 1; i < 7; i++)
980 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
982 r600_pcie_gart_tlb_flush(rdev);
983 rdev->gart.ready = true;
987 void r600_pcie_gart_disable(struct radeon_device *rdev)
992 /* Disable all tables */
993 for (i = 0; i < 7; i++)
994 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
996 /* Disable L2 cache */
997 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
998 EFFECTIVE_L2_QUEUE_SIZE(7));
999 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1000 /* Setup L1 TLB control */
1001 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1002 ENABLE_WAIT_L2_QUERY;
1003 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1004 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1005 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1006 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1007 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1008 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1009 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1010 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1011 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
1012 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
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);
1016 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1017 if (rdev->gart.table.vram.robj) {
1018 r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
1019 if (likely(r == 0)) {
1020 radeon_bo_kunmap(rdev->gart.table.vram.robj);
1021 radeon_bo_unpin(rdev->gart.table.vram.robj);
1022 radeon_bo_unreserve(rdev->gart.table.vram.robj);
1027 void r600_pcie_gart_fini(struct radeon_device *rdev)
1029 radeon_gart_fini(rdev);
1030 r600_pcie_gart_disable(rdev);
1031 radeon_gart_table_vram_free(rdev);
1034 void r600_agp_enable(struct radeon_device *rdev)
1039 /* Setup L2 cache */
1040 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
1041 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1042 EFFECTIVE_L2_QUEUE_SIZE(7));
1043 WREG32(VM_L2_CNTL2, 0);
1044 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1045 /* Setup TLB control */
1046 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
1047 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1048 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1049 ENABLE_WAIT_L2_QUERY;
1050 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1051 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1052 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
1053 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1054 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1055 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1056 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1057 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1058 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1059 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1060 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1061 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1062 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1063 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1064 for (i = 0; i < 7; i++)
1065 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
1068 int r600_mc_wait_for_idle(struct radeon_device *rdev)
1073 for (i = 0; i < rdev->usec_timeout; i++) {
1074 /* read MC_STATUS */
1075 tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
1083 static void r600_mc_program(struct radeon_device *rdev)
1085 struct rv515_mc_save save;
1089 /* Initialize HDP */
1090 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1091 WREG32((0x2c14 + j), 0x00000000);
1092 WREG32((0x2c18 + j), 0x00000000);
1093 WREG32((0x2c1c + j), 0x00000000);
1094 WREG32((0x2c20 + j), 0x00000000);
1095 WREG32((0x2c24 + j), 0x00000000);
1097 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
1099 rv515_mc_stop(rdev, &save);
1100 if (r600_mc_wait_for_idle(rdev)) {
1101 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1103 /* Lockout access through VGA aperture (doesn't exist before R600) */
1104 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
1105 /* Update configuration */
1106 if (rdev->flags & RADEON_IS_AGP) {
1107 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
1108 /* VRAM before AGP */
1109 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1110 rdev->mc.vram_start >> 12);
1111 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1112 rdev->mc.gtt_end >> 12);
1114 /* VRAM after AGP */
1115 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1116 rdev->mc.gtt_start >> 12);
1117 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1118 rdev->mc.vram_end >> 12);
1121 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
1122 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
1124 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
1125 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
1126 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
1127 WREG32(MC_VM_FB_LOCATION, tmp);
1128 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
1129 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
1130 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
1131 if (rdev->flags & RADEON_IS_AGP) {
1132 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
1133 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
1134 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
1136 WREG32(MC_VM_AGP_BASE, 0);
1137 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
1138 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
1140 if (r600_mc_wait_for_idle(rdev)) {
1141 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1143 rv515_mc_resume(rdev, &save);
1144 /* we need to own VRAM, so turn off the VGA renderer here
1145 * to stop it overwriting our objects */
1146 rv515_vga_render_disable(rdev);
1150 * r600_vram_gtt_location - try to find VRAM & GTT location
1151 * @rdev: radeon device structure holding all necessary informations
1152 * @mc: memory controller structure holding memory informations
1154 * Function will place try to place VRAM at same place as in CPU (PCI)
1155 * address space as some GPU seems to have issue when we reprogram at
1156 * different address space.
1158 * If there is not enough space to fit the unvisible VRAM after the
1159 * aperture then we limit the VRAM size to the aperture.
1161 * If we are using AGP then place VRAM adjacent to AGP aperture are we need
1162 * them to be in one from GPU point of view so that we can program GPU to
1163 * catch access outside them (weird GPU policy see ??).
1165 * This function will never fails, worst case are limiting VRAM or GTT.
1167 * Note: GTT start, end, size should be initialized before calling this
1168 * function on AGP platform.
1170 void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
1172 u64 size_bf, size_af;
1174 if (mc->mc_vram_size > 0xE0000000) {
1175 /* leave room for at least 512M GTT */
1176 dev_warn(rdev->dev, "limiting VRAM\n");
1177 mc->real_vram_size = 0xE0000000;
1178 mc->mc_vram_size = 0xE0000000;
1180 if (rdev->flags & RADEON_IS_AGP) {
1181 size_bf = mc->gtt_start;
1182 size_af = 0xFFFFFFFF - mc->gtt_end + 1;
1183 if (size_bf > size_af) {
1184 if (mc->mc_vram_size > size_bf) {
1185 dev_warn(rdev->dev, "limiting VRAM\n");
1186 mc->real_vram_size = size_bf;
1187 mc->mc_vram_size = size_bf;
1189 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
1191 if (mc->mc_vram_size > size_af) {
1192 dev_warn(rdev->dev, "limiting VRAM\n");
1193 mc->real_vram_size = size_af;
1194 mc->mc_vram_size = size_af;
1196 mc->vram_start = mc->gtt_end;
1198 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
1199 dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
1200 mc->mc_vram_size >> 20, mc->vram_start,
1201 mc->vram_end, mc->real_vram_size >> 20);
1204 if (rdev->flags & RADEON_IS_IGP)
1205 base = (RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24;
1206 radeon_vram_location(rdev, &rdev->mc, base);
1207 rdev->mc.gtt_base_align = 0;
1208 radeon_gtt_location(rdev, mc);
1212 int r600_mc_init(struct radeon_device *rdev)
1215 int chansize, numchan;
1217 /* Get VRAM informations */
1218 rdev->mc.vram_is_ddr = true;
1219 tmp = RREG32(RAMCFG);
1220 if (tmp & CHANSIZE_OVERRIDE) {
1222 } else if (tmp & CHANSIZE_MASK) {
1227 tmp = RREG32(CHMAP);
1228 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1243 rdev->mc.vram_width = numchan * chansize;
1244 /* Could aper size report 0 ? */
1245 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
1246 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
1247 /* Setup GPU memory space */
1248 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
1249 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
1250 rdev->mc.visible_vram_size = rdev->mc.aper_size;
1251 r600_vram_gtt_location(rdev, &rdev->mc);
1253 if (rdev->flags & RADEON_IS_IGP) {
1254 rs690_pm_info(rdev);
1255 rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
1257 radeon_update_bandwidth_info(rdev);
1261 /* We doesn't check that the GPU really needs a reset we simply do the
1262 * reset, it's up to the caller to determine if the GPU needs one. We
1263 * might add an helper function to check that.
1265 int r600_gpu_soft_reset(struct radeon_device *rdev)
1267 struct rv515_mc_save save;
1268 u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
1269 S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
1270 S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
1271 S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
1272 S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
1273 S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
1274 S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
1275 S_008010_GUI_ACTIVE(1);
1276 u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
1277 S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
1278 S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
1279 S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
1280 S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
1281 S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
1282 S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
1283 S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
1286 dev_info(rdev->dev, "GPU softreset \n");
1287 dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
1288 RREG32(R_008010_GRBM_STATUS));
1289 dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
1290 RREG32(R_008014_GRBM_STATUS2));
1291 dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
1292 RREG32(R_000E50_SRBM_STATUS));
1293 rv515_mc_stop(rdev, &save);
1294 if (r600_mc_wait_for_idle(rdev)) {
1295 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1297 /* Disable CP parsing/prefetching */
1298 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1299 /* Check if any of the rendering block is busy and reset it */
1300 if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
1301 (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
1302 tmp = S_008020_SOFT_RESET_CR(1) |
1303 S_008020_SOFT_RESET_DB(1) |
1304 S_008020_SOFT_RESET_CB(1) |
1305 S_008020_SOFT_RESET_PA(1) |
1306 S_008020_SOFT_RESET_SC(1) |
1307 S_008020_SOFT_RESET_SMX(1) |
1308 S_008020_SOFT_RESET_SPI(1) |
1309 S_008020_SOFT_RESET_SX(1) |
1310 S_008020_SOFT_RESET_SH(1) |
1311 S_008020_SOFT_RESET_TC(1) |
1312 S_008020_SOFT_RESET_TA(1) |
1313 S_008020_SOFT_RESET_VC(1) |
1314 S_008020_SOFT_RESET_VGT(1);
1315 dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1316 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1317 RREG32(R_008020_GRBM_SOFT_RESET);
1319 WREG32(R_008020_GRBM_SOFT_RESET, 0);
1321 /* Reset CP (we always reset CP) */
1322 tmp = S_008020_SOFT_RESET_CP(1);
1323 dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1324 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1325 RREG32(R_008020_GRBM_SOFT_RESET);
1327 WREG32(R_008020_GRBM_SOFT_RESET, 0);
1328 /* Wait a little for things to settle down */
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 rv515_mc_resume(rdev, &save);
1340 bool r600_gpu_is_lockup(struct radeon_device *rdev)
1347 srbm_status = RREG32(R_000E50_SRBM_STATUS);
1348 grbm_status = RREG32(R_008010_GRBM_STATUS);
1349 grbm_status2 = RREG32(R_008014_GRBM_STATUS2);
1350 if (!G_008010_GUI_ACTIVE(grbm_status)) {
1351 r100_gpu_lockup_update(&rdev->config.r300.lockup, &rdev->cp);
1354 /* force CP activities */
1355 r = radeon_ring_lock(rdev, 2);
1358 radeon_ring_write(rdev, 0x80000000);
1359 radeon_ring_write(rdev, 0x80000000);
1360 radeon_ring_unlock_commit(rdev);
1362 rdev->cp.rptr = RREG32(R600_CP_RB_RPTR);
1363 return r100_gpu_cp_is_lockup(rdev, &rdev->config.r300.lockup, &rdev->cp);
1366 int r600_asic_reset(struct radeon_device *rdev)
1368 return r600_gpu_soft_reset(rdev);
1371 static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
1373 u32 backend_disable_mask)
1375 u32 backend_map = 0;
1376 u32 enabled_backends_mask;
1377 u32 enabled_backends_count;
1379 u32 swizzle_pipe[R6XX_MAX_PIPES];
1383 if (num_tile_pipes > R6XX_MAX_PIPES)
1384 num_tile_pipes = R6XX_MAX_PIPES;
1385 if (num_tile_pipes < 1)
1387 if (num_backends > R6XX_MAX_BACKENDS)
1388 num_backends = R6XX_MAX_BACKENDS;
1389 if (num_backends < 1)
1392 enabled_backends_mask = 0;
1393 enabled_backends_count = 0;
1394 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
1395 if (((backend_disable_mask >> i) & 1) == 0) {
1396 enabled_backends_mask |= (1 << i);
1397 ++enabled_backends_count;
1399 if (enabled_backends_count == num_backends)
1403 if (enabled_backends_count == 0) {
1404 enabled_backends_mask = 1;
1405 enabled_backends_count = 1;
1408 if (enabled_backends_count != num_backends)
1409 num_backends = enabled_backends_count;
1411 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
1412 switch (num_tile_pipes) {
1414 swizzle_pipe[0] = 0;
1417 swizzle_pipe[0] = 0;
1418 swizzle_pipe[1] = 1;
1421 swizzle_pipe[0] = 0;
1422 swizzle_pipe[1] = 1;
1423 swizzle_pipe[2] = 2;
1426 swizzle_pipe[0] = 0;
1427 swizzle_pipe[1] = 1;
1428 swizzle_pipe[2] = 2;
1429 swizzle_pipe[3] = 3;
1432 swizzle_pipe[0] = 0;
1433 swizzle_pipe[1] = 1;
1434 swizzle_pipe[2] = 2;
1435 swizzle_pipe[3] = 3;
1436 swizzle_pipe[4] = 4;
1439 swizzle_pipe[0] = 0;
1440 swizzle_pipe[1] = 2;
1441 swizzle_pipe[2] = 4;
1442 swizzle_pipe[3] = 5;
1443 swizzle_pipe[4] = 1;
1444 swizzle_pipe[5] = 3;
1447 swizzle_pipe[0] = 0;
1448 swizzle_pipe[1] = 2;
1449 swizzle_pipe[2] = 4;
1450 swizzle_pipe[3] = 6;
1451 swizzle_pipe[4] = 1;
1452 swizzle_pipe[5] = 3;
1453 swizzle_pipe[6] = 5;
1456 swizzle_pipe[0] = 0;
1457 swizzle_pipe[1] = 2;
1458 swizzle_pipe[2] = 4;
1459 swizzle_pipe[3] = 6;
1460 swizzle_pipe[4] = 1;
1461 swizzle_pipe[5] = 3;
1462 swizzle_pipe[6] = 5;
1463 swizzle_pipe[7] = 7;
1468 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
1469 while (((1 << cur_backend) & enabled_backends_mask) == 0)
1470 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
1472 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
1474 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
1480 int r600_count_pipe_bits(uint32_t val)
1484 for (i = 0; i < 32; i++) {
1491 void r600_gpu_init(struct radeon_device *rdev)
1496 u32 cc_rb_backend_disable;
1497 u32 cc_gc_shader_pipe_config;
1501 u32 sq_gpr_resource_mgmt_1 = 0;
1502 u32 sq_gpr_resource_mgmt_2 = 0;
1503 u32 sq_thread_resource_mgmt = 0;
1504 u32 sq_stack_resource_mgmt_1 = 0;
1505 u32 sq_stack_resource_mgmt_2 = 0;
1507 /* FIXME: implement */
1508 switch (rdev->family) {
1510 rdev->config.r600.max_pipes = 4;
1511 rdev->config.r600.max_tile_pipes = 8;
1512 rdev->config.r600.max_simds = 4;
1513 rdev->config.r600.max_backends = 4;
1514 rdev->config.r600.max_gprs = 256;
1515 rdev->config.r600.max_threads = 192;
1516 rdev->config.r600.max_stack_entries = 256;
1517 rdev->config.r600.max_hw_contexts = 8;
1518 rdev->config.r600.max_gs_threads = 16;
1519 rdev->config.r600.sx_max_export_size = 128;
1520 rdev->config.r600.sx_max_export_pos_size = 16;
1521 rdev->config.r600.sx_max_export_smx_size = 128;
1522 rdev->config.r600.sq_num_cf_insts = 2;
1526 rdev->config.r600.max_pipes = 2;
1527 rdev->config.r600.max_tile_pipes = 2;
1528 rdev->config.r600.max_simds = 3;
1529 rdev->config.r600.max_backends = 1;
1530 rdev->config.r600.max_gprs = 128;
1531 rdev->config.r600.max_threads = 192;
1532 rdev->config.r600.max_stack_entries = 128;
1533 rdev->config.r600.max_hw_contexts = 8;
1534 rdev->config.r600.max_gs_threads = 4;
1535 rdev->config.r600.sx_max_export_size = 128;
1536 rdev->config.r600.sx_max_export_pos_size = 16;
1537 rdev->config.r600.sx_max_export_smx_size = 128;
1538 rdev->config.r600.sq_num_cf_insts = 2;
1544 rdev->config.r600.max_pipes = 1;
1545 rdev->config.r600.max_tile_pipes = 1;
1546 rdev->config.r600.max_simds = 2;
1547 rdev->config.r600.max_backends = 1;
1548 rdev->config.r600.max_gprs = 128;
1549 rdev->config.r600.max_threads = 192;
1550 rdev->config.r600.max_stack_entries = 128;
1551 rdev->config.r600.max_hw_contexts = 4;
1552 rdev->config.r600.max_gs_threads = 4;
1553 rdev->config.r600.sx_max_export_size = 128;
1554 rdev->config.r600.sx_max_export_pos_size = 16;
1555 rdev->config.r600.sx_max_export_smx_size = 128;
1556 rdev->config.r600.sq_num_cf_insts = 1;
1559 rdev->config.r600.max_pipes = 4;
1560 rdev->config.r600.max_tile_pipes = 4;
1561 rdev->config.r600.max_simds = 4;
1562 rdev->config.r600.max_backends = 4;
1563 rdev->config.r600.max_gprs = 192;
1564 rdev->config.r600.max_threads = 192;
1565 rdev->config.r600.max_stack_entries = 256;
1566 rdev->config.r600.max_hw_contexts = 8;
1567 rdev->config.r600.max_gs_threads = 16;
1568 rdev->config.r600.sx_max_export_size = 128;
1569 rdev->config.r600.sx_max_export_pos_size = 16;
1570 rdev->config.r600.sx_max_export_smx_size = 128;
1571 rdev->config.r600.sq_num_cf_insts = 2;
1577 /* Initialize HDP */
1578 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1579 WREG32((0x2c14 + j), 0x00000000);
1580 WREG32((0x2c18 + j), 0x00000000);
1581 WREG32((0x2c1c + j), 0x00000000);
1582 WREG32((0x2c20 + j), 0x00000000);
1583 WREG32((0x2c24 + j), 0x00000000);
1586 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1590 ramcfg = RREG32(RAMCFG);
1591 switch (rdev->config.r600.max_tile_pipes) {
1593 tiling_config |= PIPE_TILING(0);
1596 tiling_config |= PIPE_TILING(1);
1599 tiling_config |= PIPE_TILING(2);
1602 tiling_config |= PIPE_TILING(3);
1607 rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
1608 rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1609 tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1610 tiling_config |= GROUP_SIZE(0);
1611 rdev->config.r600.tiling_group_size = 256;
1612 tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
1614 tiling_config |= ROW_TILING(3);
1615 tiling_config |= SAMPLE_SPLIT(3);
1617 tiling_config |= ROW_TILING(tmp);
1618 tiling_config |= SAMPLE_SPLIT(tmp);
1620 tiling_config |= BANK_SWAPS(1);
1622 cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
1623 cc_rb_backend_disable |=
1624 BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK);
1626 cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
1627 cc_gc_shader_pipe_config |=
1628 INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK);
1629 cc_gc_shader_pipe_config |=
1630 INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK);
1632 backend_map = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes,
1633 (R6XX_MAX_BACKENDS -
1634 r600_count_pipe_bits((cc_rb_backend_disable &
1635 R6XX_MAX_BACKENDS_MASK) >> 16)),
1636 (cc_rb_backend_disable >> 16));
1637 rdev->config.r600.tile_config = tiling_config;
1638 tiling_config |= BACKEND_MAP(backend_map);
1639 WREG32(GB_TILING_CONFIG, tiling_config);
1640 WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
1641 WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
1644 WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1645 WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1646 WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1648 tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
1649 WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
1650 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
1652 /* Setup some CP states */
1653 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
1654 WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
1656 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
1657 SYNC_WALKER | SYNC_ALIGNER));
1658 /* Setup various GPU states */
1659 if (rdev->family == CHIP_RV670)
1660 WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
1662 tmp = RREG32(SX_DEBUG_1);
1663 tmp |= SMX_EVENT_RELEASE;
1664 if ((rdev->family > CHIP_R600))
1665 tmp |= ENABLE_NEW_SMX_ADDRESS;
1666 WREG32(SX_DEBUG_1, tmp);
1668 if (((rdev->family) == CHIP_R600) ||
1669 ((rdev->family) == CHIP_RV630) ||
1670 ((rdev->family) == CHIP_RV610) ||
1671 ((rdev->family) == CHIP_RV620) ||
1672 ((rdev->family) == CHIP_RS780) ||
1673 ((rdev->family) == CHIP_RS880)) {
1674 WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
1676 WREG32(DB_DEBUG, 0);
1678 WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
1679 DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
1681 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1682 WREG32(VGT_NUM_INSTANCES, 0);
1684 WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
1685 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
1687 tmp = RREG32(SQ_MS_FIFO_SIZES);
1688 if (((rdev->family) == CHIP_RV610) ||
1689 ((rdev->family) == CHIP_RV620) ||
1690 ((rdev->family) == CHIP_RS780) ||
1691 ((rdev->family) == CHIP_RS880)) {
1692 tmp = (CACHE_FIFO_SIZE(0xa) |
1693 FETCH_FIFO_HIWATER(0xa) |
1694 DONE_FIFO_HIWATER(0xe0) |
1695 ALU_UPDATE_FIFO_HIWATER(0x8));
1696 } else if (((rdev->family) == CHIP_R600) ||
1697 ((rdev->family) == CHIP_RV630)) {
1698 tmp &= ~DONE_FIFO_HIWATER(0xff);
1699 tmp |= DONE_FIFO_HIWATER(0x4);
1701 WREG32(SQ_MS_FIFO_SIZES, tmp);
1703 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1704 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1706 sq_config = RREG32(SQ_CONFIG);
1707 sq_config &= ~(PS_PRIO(3) |
1711 sq_config |= (DX9_CONSTS |
1718 if ((rdev->family) == CHIP_R600) {
1719 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
1721 NUM_CLAUSE_TEMP_GPRS(4));
1722 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
1724 sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
1725 NUM_VS_THREADS(48) |
1728 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
1729 NUM_VS_STACK_ENTRIES(128));
1730 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
1731 NUM_ES_STACK_ENTRIES(0));
1732 } else if (((rdev->family) == CHIP_RV610) ||
1733 ((rdev->family) == CHIP_RV620) ||
1734 ((rdev->family) == CHIP_RS780) ||
1735 ((rdev->family) == CHIP_RS880)) {
1736 /* no vertex cache */
1737 sq_config &= ~VC_ENABLE;
1739 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1741 NUM_CLAUSE_TEMP_GPRS(2));
1742 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1744 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1745 NUM_VS_THREADS(78) |
1747 NUM_ES_THREADS(31));
1748 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1749 NUM_VS_STACK_ENTRIES(40));
1750 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1751 NUM_ES_STACK_ENTRIES(16));
1752 } else if (((rdev->family) == CHIP_RV630) ||
1753 ((rdev->family) == CHIP_RV635)) {
1754 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1756 NUM_CLAUSE_TEMP_GPRS(2));
1757 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
1759 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1760 NUM_VS_THREADS(78) |
1762 NUM_ES_THREADS(31));
1763 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1764 NUM_VS_STACK_ENTRIES(40));
1765 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1766 NUM_ES_STACK_ENTRIES(16));
1767 } else if ((rdev->family) == CHIP_RV670) {
1768 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1770 NUM_CLAUSE_TEMP_GPRS(2));
1771 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1773 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1774 NUM_VS_THREADS(78) |
1776 NUM_ES_THREADS(31));
1777 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
1778 NUM_VS_STACK_ENTRIES(64));
1779 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
1780 NUM_ES_STACK_ENTRIES(64));
1783 WREG32(SQ_CONFIG, sq_config);
1784 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
1785 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
1786 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1787 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
1788 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
1790 if (((rdev->family) == CHIP_RV610) ||
1791 ((rdev->family) == CHIP_RV620) ||
1792 ((rdev->family) == CHIP_RS780) ||
1793 ((rdev->family) == CHIP_RS880)) {
1794 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
1796 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
1799 /* More default values. 2D/3D driver should adjust as needed */
1800 WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
1801 S1_X(0x4) | S1_Y(0xc)));
1802 WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
1803 S1_X(0x2) | S1_Y(0x2) |
1804 S2_X(0xa) | S2_Y(0x6) |
1805 S3_X(0x6) | S3_Y(0xa)));
1806 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
1807 S1_X(0x4) | S1_Y(0xc) |
1808 S2_X(0x1) | S2_Y(0x6) |
1809 S3_X(0xa) | S3_Y(0xe)));
1810 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
1811 S5_X(0x0) | S5_Y(0x0) |
1812 S6_X(0xb) | S6_Y(0x4) |
1813 S7_X(0x7) | S7_Y(0x8)));
1815 WREG32(VGT_STRMOUT_EN, 0);
1816 tmp = rdev->config.r600.max_pipes * 16;
1817 switch (rdev->family) {
1833 WREG32(VGT_ES_PER_GS, 128);
1834 WREG32(VGT_GS_PER_ES, tmp);
1835 WREG32(VGT_GS_PER_VS, 2);
1836 WREG32(VGT_GS_VERTEX_REUSE, 16);
1838 /* more default values. 2D/3D driver should adjust as needed */
1839 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
1840 WREG32(VGT_STRMOUT_EN, 0);
1842 WREG32(PA_SC_MODE_CNTL, 0);
1843 WREG32(PA_SC_AA_CONFIG, 0);
1844 WREG32(PA_SC_LINE_STIPPLE, 0);
1845 WREG32(SPI_INPUT_Z, 0);
1846 WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
1847 WREG32(CB_COLOR7_FRAG, 0);
1849 /* Clear render buffer base addresses */
1850 WREG32(CB_COLOR0_BASE, 0);
1851 WREG32(CB_COLOR1_BASE, 0);
1852 WREG32(CB_COLOR2_BASE, 0);
1853 WREG32(CB_COLOR3_BASE, 0);
1854 WREG32(CB_COLOR4_BASE, 0);
1855 WREG32(CB_COLOR5_BASE, 0);
1856 WREG32(CB_COLOR6_BASE, 0);
1857 WREG32(CB_COLOR7_BASE, 0);
1858 WREG32(CB_COLOR7_FRAG, 0);
1860 switch (rdev->family) {
1865 tmp = TC_L2_SIZE(8);
1869 tmp = TC_L2_SIZE(4);
1872 tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
1875 tmp = TC_L2_SIZE(0);
1878 WREG32(TC_CNTL, tmp);
1880 tmp = RREG32(HDP_HOST_PATH_CNTL);
1881 WREG32(HDP_HOST_PATH_CNTL, tmp);
1883 tmp = RREG32(ARB_POP);
1884 tmp |= ENABLE_TC128;
1885 WREG32(ARB_POP, tmp);
1887 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1888 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
1890 WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
1895 * Indirect registers accessor
1897 u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
1901 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1902 (void)RREG32(PCIE_PORT_INDEX);
1903 r = RREG32(PCIE_PORT_DATA);
1907 void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
1909 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1910 (void)RREG32(PCIE_PORT_INDEX);
1911 WREG32(PCIE_PORT_DATA, (v));
1912 (void)RREG32(PCIE_PORT_DATA);
1918 void r600_cp_stop(struct radeon_device *rdev)
1920 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1923 int r600_init_microcode(struct radeon_device *rdev)
1925 struct platform_device *pdev;
1926 const char *chip_name;
1927 const char *rlc_chip_name;
1928 size_t pfp_req_size, me_req_size, rlc_req_size;
1934 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
1937 printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
1941 switch (rdev->family) {
1944 rlc_chip_name = "R600";
1947 chip_name = "RV610";
1948 rlc_chip_name = "R600";
1951 chip_name = "RV630";
1952 rlc_chip_name = "R600";
1955 chip_name = "RV620";
1956 rlc_chip_name = "R600";
1959 chip_name = "RV635";
1960 rlc_chip_name = "R600";
1963 chip_name = "RV670";
1964 rlc_chip_name = "R600";
1968 chip_name = "RS780";
1969 rlc_chip_name = "R600";
1972 chip_name = "RV770";
1973 rlc_chip_name = "R700";
1977 chip_name = "RV730";
1978 rlc_chip_name = "R700";
1981 chip_name = "RV710";
1982 rlc_chip_name = "R700";
1985 chip_name = "CEDAR";
1986 rlc_chip_name = "CEDAR";
1989 chip_name = "REDWOOD";
1990 rlc_chip_name = "REDWOOD";
1993 chip_name = "JUNIPER";
1994 rlc_chip_name = "JUNIPER";
1998 chip_name = "CYPRESS";
1999 rlc_chip_name = "CYPRESS";
2004 if (rdev->family >= CHIP_CEDAR) {
2005 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
2006 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
2007 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
2008 } else if (rdev->family >= CHIP_RV770) {
2009 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
2010 me_req_size = R700_PM4_UCODE_SIZE * 4;
2011 rlc_req_size = R700_RLC_UCODE_SIZE * 4;
2013 pfp_req_size = PFP_UCODE_SIZE * 4;
2014 me_req_size = PM4_UCODE_SIZE * 12;
2015 rlc_req_size = RLC_UCODE_SIZE * 4;
2018 DRM_INFO("Loading %s Microcode\n", chip_name);
2020 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
2021 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
2024 if (rdev->pfp_fw->size != pfp_req_size) {
2026 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2027 rdev->pfp_fw->size, fw_name);
2032 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
2033 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
2036 if (rdev->me_fw->size != me_req_size) {
2038 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2039 rdev->me_fw->size, fw_name);
2043 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
2044 err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
2047 if (rdev->rlc_fw->size != rlc_req_size) {
2049 "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
2050 rdev->rlc_fw->size, fw_name);
2055 platform_device_unregister(pdev);
2060 "r600_cp: Failed to load firmware \"%s\"\n",
2062 release_firmware(rdev->pfp_fw);
2063 rdev->pfp_fw = NULL;
2064 release_firmware(rdev->me_fw);
2066 release_firmware(rdev->rlc_fw);
2067 rdev->rlc_fw = NULL;
2072 static int r600_cp_load_microcode(struct radeon_device *rdev)
2074 const __be32 *fw_data;
2077 if (!rdev->me_fw || !rdev->pfp_fw)
2082 WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
2085 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2086 RREG32(GRBM_SOFT_RESET);
2088 WREG32(GRBM_SOFT_RESET, 0);
2090 WREG32(CP_ME_RAM_WADDR, 0);
2092 fw_data = (const __be32 *)rdev->me_fw->data;
2093 WREG32(CP_ME_RAM_WADDR, 0);
2094 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
2095 WREG32(CP_ME_RAM_DATA,
2096 be32_to_cpup(fw_data++));
2098 fw_data = (const __be32 *)rdev->pfp_fw->data;
2099 WREG32(CP_PFP_UCODE_ADDR, 0);
2100 for (i = 0; i < PFP_UCODE_SIZE; i++)
2101 WREG32(CP_PFP_UCODE_DATA,
2102 be32_to_cpup(fw_data++));
2104 WREG32(CP_PFP_UCODE_ADDR, 0);
2105 WREG32(CP_ME_RAM_WADDR, 0);
2106 WREG32(CP_ME_RAM_RADDR, 0);
2110 int r600_cp_start(struct radeon_device *rdev)
2115 r = radeon_ring_lock(rdev, 7);
2117 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2120 radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
2121 radeon_ring_write(rdev, 0x1);
2122 if (rdev->family >= CHIP_RV770) {
2123 radeon_ring_write(rdev, 0x0);
2124 radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
2126 radeon_ring_write(rdev, 0x3);
2127 radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
2129 radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
2130 radeon_ring_write(rdev, 0);
2131 radeon_ring_write(rdev, 0);
2132 radeon_ring_unlock_commit(rdev);
2135 WREG32(R_0086D8_CP_ME_CNTL, cp_me);
2139 int r600_cp_resume(struct radeon_device *rdev)
2146 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2147 RREG32(GRBM_SOFT_RESET);
2149 WREG32(GRBM_SOFT_RESET, 0);
2151 /* Set ring buffer size */
2152 rb_bufsz = drm_order(rdev->cp.ring_size / 8);
2153 tmp = RB_NO_UPDATE | (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
2155 tmp |= BUF_SWAP_32BIT;
2157 WREG32(CP_RB_CNTL, tmp);
2158 WREG32(CP_SEM_WAIT_TIMER, 0x4);
2160 /* Set the write pointer delay */
2161 WREG32(CP_RB_WPTR_DELAY, 0);
2163 /* Initialize the ring buffer's read and write pointers */
2164 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
2165 WREG32(CP_RB_RPTR_WR, 0);
2166 WREG32(CP_RB_WPTR, 0);
2167 WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF);
2168 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr));
2170 WREG32(CP_RB_CNTL, tmp);
2172 WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
2173 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
2175 rdev->cp.rptr = RREG32(CP_RB_RPTR);
2176 rdev->cp.wptr = RREG32(CP_RB_WPTR);
2178 r600_cp_start(rdev);
2179 rdev->cp.ready = true;
2180 r = radeon_ring_test(rdev);
2182 rdev->cp.ready = false;
2188 void r600_cp_commit(struct radeon_device *rdev)
2190 WREG32(CP_RB_WPTR, rdev->cp.wptr);
2191 (void)RREG32(CP_RB_WPTR);
2194 void r600_ring_init(struct radeon_device *rdev, unsigned ring_size)
2198 /* Align ring size */
2199 rb_bufsz = drm_order(ring_size / 8);
2200 ring_size = (1 << (rb_bufsz + 1)) * 4;
2201 rdev->cp.ring_size = ring_size;
2202 rdev->cp.align_mask = 16 - 1;
2205 void r600_cp_fini(struct radeon_device *rdev)
2208 radeon_ring_fini(rdev);
2213 * GPU scratch registers helpers function.
2215 void r600_scratch_init(struct radeon_device *rdev)
2219 rdev->scratch.num_reg = 7;
2220 for (i = 0; i < rdev->scratch.num_reg; i++) {
2221 rdev->scratch.free[i] = true;
2222 rdev->scratch.reg[i] = SCRATCH_REG0 + (i * 4);
2226 int r600_ring_test(struct radeon_device *rdev)
2233 r = radeon_scratch_get(rdev, &scratch);
2235 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
2238 WREG32(scratch, 0xCAFEDEAD);
2239 r = radeon_ring_lock(rdev, 3);
2241 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2242 radeon_scratch_free(rdev, scratch);
2245 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2246 radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2247 radeon_ring_write(rdev, 0xDEADBEEF);
2248 radeon_ring_unlock_commit(rdev);
2249 for (i = 0; i < rdev->usec_timeout; i++) {
2250 tmp = RREG32(scratch);
2251 if (tmp == 0xDEADBEEF)
2255 if (i < rdev->usec_timeout) {
2256 DRM_INFO("ring test succeeded in %d usecs\n", i);
2258 DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
2262 radeon_scratch_free(rdev, scratch);
2266 void r600_wb_disable(struct radeon_device *rdev)
2270 WREG32(SCRATCH_UMSK, 0);
2271 if (rdev->wb.wb_obj) {
2272 r = radeon_bo_reserve(rdev->wb.wb_obj, false);
2273 if (unlikely(r != 0))
2275 radeon_bo_kunmap(rdev->wb.wb_obj);
2276 radeon_bo_unpin(rdev->wb.wb_obj);
2277 radeon_bo_unreserve(rdev->wb.wb_obj);
2281 void r600_wb_fini(struct radeon_device *rdev)
2283 r600_wb_disable(rdev);
2284 if (rdev->wb.wb_obj) {
2285 radeon_bo_unref(&rdev->wb.wb_obj);
2287 rdev->wb.wb_obj = NULL;
2291 int r600_wb_enable(struct radeon_device *rdev)
2295 if (rdev->wb.wb_obj == NULL) {
2296 r = radeon_bo_create(rdev, NULL, RADEON_GPU_PAGE_SIZE, true,
2297 RADEON_GEM_DOMAIN_GTT, &rdev->wb.wb_obj);
2299 dev_warn(rdev->dev, "(%d) create WB bo failed\n", r);
2302 r = radeon_bo_reserve(rdev->wb.wb_obj, false);
2303 if (unlikely(r != 0)) {
2307 r = radeon_bo_pin(rdev->wb.wb_obj, RADEON_GEM_DOMAIN_GTT,
2308 &rdev->wb.gpu_addr);
2310 radeon_bo_unreserve(rdev->wb.wb_obj);
2311 dev_warn(rdev->dev, "(%d) pin WB bo failed\n", r);
2315 r = radeon_bo_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb);
2316 radeon_bo_unreserve(rdev->wb.wb_obj);
2318 dev_warn(rdev->dev, "(%d) map WB bo failed\n", r);
2323 WREG32(SCRATCH_ADDR, (rdev->wb.gpu_addr >> 8) & 0xFFFFFFFF);
2324 WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + 1024) & 0xFFFFFFFC);
2325 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + 1024) & 0xFF);
2326 WREG32(SCRATCH_UMSK, 0xff);
2330 void r600_fence_ring_emit(struct radeon_device *rdev,
2331 struct radeon_fence *fence)
2333 /* Also consider EVENT_WRITE_EOP. it handles the interrupts + timestamps + events */
2335 radeon_ring_write(rdev, PACKET3(PACKET3_EVENT_WRITE, 0));
2336 radeon_ring_write(rdev, CACHE_FLUSH_AND_INV_EVENT);
2337 /* wait for 3D idle clean */
2338 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2339 radeon_ring_write(rdev, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2340 radeon_ring_write(rdev, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
2341 /* Emit fence sequence & fire IRQ */
2342 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2343 radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2344 radeon_ring_write(rdev, fence->seq);
2345 /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
2346 radeon_ring_write(rdev, PACKET0(CP_INT_STATUS, 0));
2347 radeon_ring_write(rdev, RB_INT_STAT);
2350 int r600_copy_blit(struct radeon_device *rdev,
2351 uint64_t src_offset, uint64_t dst_offset,
2352 unsigned num_pages, struct radeon_fence *fence)
2356 mutex_lock(&rdev->r600_blit.mutex);
2357 rdev->r600_blit.vb_ib = NULL;
2358 r = r600_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
2360 if (rdev->r600_blit.vb_ib)
2361 radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
2362 mutex_unlock(&rdev->r600_blit.mutex);
2365 r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
2366 r600_blit_done_copy(rdev, fence);
2367 mutex_unlock(&rdev->r600_blit.mutex);
2371 int r600_set_surface_reg(struct radeon_device *rdev, int reg,
2372 uint32_t tiling_flags, uint32_t pitch,
2373 uint32_t offset, uint32_t obj_size)
2375 /* FIXME: implement */
2379 void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
2381 /* FIXME: implement */
2385 bool r600_card_posted(struct radeon_device *rdev)
2389 /* first check CRTCs */
2390 reg = RREG32(D1CRTC_CONTROL) |
2391 RREG32(D2CRTC_CONTROL);
2395 /* then check MEM_SIZE, in case the crtcs are off */
2396 if (RREG32(CONFIG_MEMSIZE))
2402 int r600_startup(struct radeon_device *rdev)
2406 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2407 r = r600_init_microcode(rdev);
2409 DRM_ERROR("Failed to load firmware!\n");
2414 r600_mc_program(rdev);
2415 if (rdev->flags & RADEON_IS_AGP) {
2416 r600_agp_enable(rdev);
2418 r = r600_pcie_gart_enable(rdev);
2422 r600_gpu_init(rdev);
2423 r = r600_blit_init(rdev);
2425 r600_blit_fini(rdev);
2426 rdev->asic->copy = NULL;
2427 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
2429 /* pin copy shader into vram */
2430 if (rdev->r600_blit.shader_obj) {
2431 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
2432 if (unlikely(r != 0))
2434 r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
2435 &rdev->r600_blit.shader_gpu_addr);
2436 radeon_bo_unreserve(rdev->r600_blit.shader_obj);
2438 dev_err(rdev->dev, "(%d) pin blit object failed\n", r);
2443 r = r600_irq_init(rdev);
2445 DRM_ERROR("radeon: IH init failed (%d).\n", r);
2446 radeon_irq_kms_fini(rdev);
2451 r = radeon_ring_init(rdev, rdev->cp.ring_size);
2454 r = r600_cp_load_microcode(rdev);
2457 r = r600_cp_resume(rdev);
2460 /* write back buffer are not vital so don't worry about failure */
2461 r600_wb_enable(rdev);
2465 void r600_vga_set_state(struct radeon_device *rdev, bool state)
2469 temp = RREG32(CONFIG_CNTL);
2470 if (state == false) {
2476 WREG32(CONFIG_CNTL, temp);
2479 int r600_resume(struct radeon_device *rdev)
2483 /* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
2484 * posting will perform necessary task to bring back GPU into good
2488 atom_asic_init(rdev->mode_info.atom_context);
2490 r = r600_startup(rdev);
2492 DRM_ERROR("r600 startup failed on resume\n");
2496 r = r600_ib_test(rdev);
2498 DRM_ERROR("radeon: failled testing IB (%d).\n", r);
2502 r = r600_audio_init(rdev);
2504 DRM_ERROR("radeon: audio resume failed\n");
2511 int r600_suspend(struct radeon_device *rdev)
2515 r600_audio_fini(rdev);
2516 /* FIXME: we should wait for ring to be empty */
2518 rdev->cp.ready = false;
2519 r600_irq_suspend(rdev);
2520 r600_wb_disable(rdev);
2521 r600_pcie_gart_disable(rdev);
2522 /* unpin shaders bo */
2523 if (rdev->r600_blit.shader_obj) {
2524 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
2526 radeon_bo_unpin(rdev->r600_blit.shader_obj);
2527 radeon_bo_unreserve(rdev->r600_blit.shader_obj);
2533 /* Plan is to move initialization in that function and use
2534 * helper function so that radeon_device_init pretty much
2535 * do nothing more than calling asic specific function. This
2536 * should also allow to remove a bunch of callback function
2539 int r600_init(struct radeon_device *rdev)
2543 r = radeon_dummy_page_init(rdev);
2546 if (r600_debugfs_mc_info_init(rdev)) {
2547 DRM_ERROR("Failed to register debugfs file for mc !\n");
2549 /* This don't do much */
2550 r = radeon_gem_init(rdev);
2554 if (!radeon_get_bios(rdev)) {
2555 if (ASIC_IS_AVIVO(rdev))
2558 /* Must be an ATOMBIOS */
2559 if (!rdev->is_atom_bios) {
2560 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
2563 r = radeon_atombios_init(rdev);
2566 /* Post card if necessary */
2567 if (!r600_card_posted(rdev)) {
2569 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2572 DRM_INFO("GPU not posted. posting now...\n");
2573 atom_asic_init(rdev->mode_info.atom_context);
2575 /* Initialize scratch registers */
2576 r600_scratch_init(rdev);
2577 /* Initialize surface registers */
2578 radeon_surface_init(rdev);
2579 /* Initialize clocks */
2580 radeon_get_clock_info(rdev->ddev);
2582 r = radeon_fence_driver_init(rdev);
2585 if (rdev->flags & RADEON_IS_AGP) {
2586 r = radeon_agp_init(rdev);
2588 radeon_agp_disable(rdev);
2590 r = r600_mc_init(rdev);
2593 /* Memory manager */
2594 r = radeon_bo_init(rdev);
2598 r = radeon_irq_kms_init(rdev);
2602 rdev->cp.ring_obj = NULL;
2603 r600_ring_init(rdev, 1024 * 1024);
2605 rdev->ih.ring_obj = NULL;
2606 r600_ih_ring_init(rdev, 64 * 1024);
2608 r = r600_pcie_gart_init(rdev);
2612 rdev->accel_working = true;
2613 r = r600_startup(rdev);
2615 dev_err(rdev->dev, "disabling GPU acceleration\n");
2618 r600_irq_fini(rdev);
2619 radeon_irq_kms_fini(rdev);
2620 r600_pcie_gart_fini(rdev);
2621 rdev->accel_working = false;
2623 if (rdev->accel_working) {
2624 r = radeon_ib_pool_init(rdev);
2626 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
2627 rdev->accel_working = false;
2629 r = r600_ib_test(rdev);
2631 dev_err(rdev->dev, "IB test failed (%d).\n", r);
2632 rdev->accel_working = false;
2637 r = r600_audio_init(rdev);
2639 return r; /* TODO error handling */
2643 void r600_fini(struct radeon_device *rdev)
2645 r600_audio_fini(rdev);
2646 r600_blit_fini(rdev);
2649 r600_irq_fini(rdev);
2650 radeon_irq_kms_fini(rdev);
2651 r600_pcie_gart_fini(rdev);
2652 radeon_agp_fini(rdev);
2653 radeon_gem_fini(rdev);
2654 radeon_fence_driver_fini(rdev);
2655 radeon_bo_fini(rdev);
2656 radeon_atombios_fini(rdev);
2659 radeon_dummy_page_fini(rdev);
2666 void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
2668 /* FIXME: implement */
2669 radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
2670 radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC);
2671 radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
2672 radeon_ring_write(rdev, ib->length_dw);
2675 int r600_ib_test(struct radeon_device *rdev)
2677 struct radeon_ib *ib;
2683 r = radeon_scratch_get(rdev, &scratch);
2685 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
2688 WREG32(scratch, 0xCAFEDEAD);
2689 r = radeon_ib_get(rdev, &ib);
2691 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
2694 ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
2695 ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2696 ib->ptr[2] = 0xDEADBEEF;
2697 ib->ptr[3] = PACKET2(0);
2698 ib->ptr[4] = PACKET2(0);
2699 ib->ptr[5] = PACKET2(0);
2700 ib->ptr[6] = PACKET2(0);
2701 ib->ptr[7] = PACKET2(0);
2702 ib->ptr[8] = PACKET2(0);
2703 ib->ptr[9] = PACKET2(0);
2704 ib->ptr[10] = PACKET2(0);
2705 ib->ptr[11] = PACKET2(0);
2706 ib->ptr[12] = PACKET2(0);
2707 ib->ptr[13] = PACKET2(0);
2708 ib->ptr[14] = PACKET2(0);
2709 ib->ptr[15] = PACKET2(0);
2711 r = radeon_ib_schedule(rdev, ib);
2713 radeon_scratch_free(rdev, scratch);
2714 radeon_ib_free(rdev, &ib);
2715 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
2718 r = radeon_fence_wait(ib->fence, false);
2720 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
2723 for (i = 0; i < rdev->usec_timeout; i++) {
2724 tmp = RREG32(scratch);
2725 if (tmp == 0xDEADBEEF)
2729 if (i < rdev->usec_timeout) {
2730 DRM_INFO("ib test succeeded in %u usecs\n", i);
2732 DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n",
2736 radeon_scratch_free(rdev, scratch);
2737 radeon_ib_free(rdev, &ib);
2744 * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty
2745 * the same as the CP ring buffer, but in reverse. Rather than the CPU
2746 * writing to the ring and the GPU consuming, the GPU writes to the ring
2747 * and host consumes. As the host irq handler processes interrupts, it
2748 * increments the rptr. When the rptr catches up with the wptr, all the
2749 * current interrupts have been processed.
2752 void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
2756 /* Align ring size */
2757 rb_bufsz = drm_order(ring_size / 4);
2758 ring_size = (1 << rb_bufsz) * 4;
2759 rdev->ih.ring_size = ring_size;
2760 rdev->ih.ptr_mask = rdev->ih.ring_size - 1;
2764 static int r600_ih_ring_alloc(struct radeon_device *rdev)
2768 /* Allocate ring buffer */
2769 if (rdev->ih.ring_obj == NULL) {
2770 r = radeon_bo_create(rdev, NULL, rdev->ih.ring_size,
2772 RADEON_GEM_DOMAIN_GTT,
2773 &rdev->ih.ring_obj);
2775 DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
2778 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2779 if (unlikely(r != 0))
2781 r = radeon_bo_pin(rdev->ih.ring_obj,
2782 RADEON_GEM_DOMAIN_GTT,
2783 &rdev->ih.gpu_addr);
2785 radeon_bo_unreserve(rdev->ih.ring_obj);
2786 DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
2789 r = radeon_bo_kmap(rdev->ih.ring_obj,
2790 (void **)&rdev->ih.ring);
2791 radeon_bo_unreserve(rdev->ih.ring_obj);
2793 DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
2800 static void r600_ih_ring_fini(struct radeon_device *rdev)
2803 if (rdev->ih.ring_obj) {
2804 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2805 if (likely(r == 0)) {
2806 radeon_bo_kunmap(rdev->ih.ring_obj);
2807 radeon_bo_unpin(rdev->ih.ring_obj);
2808 radeon_bo_unreserve(rdev->ih.ring_obj);
2810 radeon_bo_unref(&rdev->ih.ring_obj);
2811 rdev->ih.ring = NULL;
2812 rdev->ih.ring_obj = NULL;
2816 void r600_rlc_stop(struct radeon_device *rdev)
2819 if ((rdev->family >= CHIP_RV770) &&
2820 (rdev->family <= CHIP_RV740)) {
2821 /* r7xx asics need to soft reset RLC before halting */
2822 WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
2823 RREG32(SRBM_SOFT_RESET);
2825 WREG32(SRBM_SOFT_RESET, 0);
2826 RREG32(SRBM_SOFT_RESET);
2829 WREG32(RLC_CNTL, 0);
2832 static void r600_rlc_start(struct radeon_device *rdev)
2834 WREG32(RLC_CNTL, RLC_ENABLE);
2837 static int r600_rlc_init(struct radeon_device *rdev)
2840 const __be32 *fw_data;
2845 r600_rlc_stop(rdev);
2847 WREG32(RLC_HB_BASE, 0);
2848 WREG32(RLC_HB_CNTL, 0);
2849 WREG32(RLC_HB_RPTR, 0);
2850 WREG32(RLC_HB_WPTR, 0);
2851 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
2852 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
2853 WREG32(RLC_MC_CNTL, 0);
2854 WREG32(RLC_UCODE_CNTL, 0);
2856 fw_data = (const __be32 *)rdev->rlc_fw->data;
2857 if (rdev->family >= CHIP_CEDAR) {
2858 for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) {
2859 WREG32(RLC_UCODE_ADDR, i);
2860 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2862 } else if (rdev->family >= CHIP_RV770) {
2863 for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
2864 WREG32(RLC_UCODE_ADDR, i);
2865 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2868 for (i = 0; i < RLC_UCODE_SIZE; i++) {
2869 WREG32(RLC_UCODE_ADDR, i);
2870 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2873 WREG32(RLC_UCODE_ADDR, 0);
2875 r600_rlc_start(rdev);
2880 static void r600_enable_interrupts(struct radeon_device *rdev)
2882 u32 ih_cntl = RREG32(IH_CNTL);
2883 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2885 ih_cntl |= ENABLE_INTR;
2886 ih_rb_cntl |= IH_RB_ENABLE;
2887 WREG32(IH_CNTL, ih_cntl);
2888 WREG32(IH_RB_CNTL, ih_rb_cntl);
2889 rdev->ih.enabled = true;
2892 void r600_disable_interrupts(struct radeon_device *rdev)
2894 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2895 u32 ih_cntl = RREG32(IH_CNTL);
2897 ih_rb_cntl &= ~IH_RB_ENABLE;
2898 ih_cntl &= ~ENABLE_INTR;
2899 WREG32(IH_RB_CNTL, ih_rb_cntl);
2900 WREG32(IH_CNTL, ih_cntl);
2901 /* set rptr, wptr to 0 */
2902 WREG32(IH_RB_RPTR, 0);
2903 WREG32(IH_RB_WPTR, 0);
2904 rdev->ih.enabled = false;
2909 static void r600_disable_interrupt_state(struct radeon_device *rdev)
2913 WREG32(CP_INT_CNTL, 0);
2914 WREG32(GRBM_INT_CNTL, 0);
2915 WREG32(DxMODE_INT_MASK, 0);
2916 if (ASIC_IS_DCE3(rdev)) {
2917 WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
2918 WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
2919 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2920 WREG32(DC_HPD1_INT_CONTROL, tmp);
2921 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2922 WREG32(DC_HPD2_INT_CONTROL, tmp);
2923 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2924 WREG32(DC_HPD3_INT_CONTROL, tmp);
2925 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2926 WREG32(DC_HPD4_INT_CONTROL, tmp);
2927 if (ASIC_IS_DCE32(rdev)) {
2928 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2929 WREG32(DC_HPD5_INT_CONTROL, tmp);
2930 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2931 WREG32(DC_HPD6_INT_CONTROL, tmp);
2934 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
2935 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
2936 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2937 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
2938 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2939 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
2940 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2941 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
2945 int r600_irq_init(struct radeon_device *rdev)
2949 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
2952 ret = r600_ih_ring_alloc(rdev);
2957 r600_disable_interrupts(rdev);
2960 ret = r600_rlc_init(rdev);
2962 r600_ih_ring_fini(rdev);
2966 /* setup interrupt control */
2967 /* set dummy read address to ring address */
2968 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
2969 interrupt_cntl = RREG32(INTERRUPT_CNTL);
2970 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
2971 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
2973 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
2974 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
2975 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
2976 WREG32(INTERRUPT_CNTL, interrupt_cntl);
2978 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
2979 rb_bufsz = drm_order(rdev->ih.ring_size / 4);
2981 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
2982 IH_WPTR_OVERFLOW_CLEAR |
2984 /* WPTR writeback, not yet */
2985 /*ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;*/
2986 WREG32(IH_RB_WPTR_ADDR_LO, 0);
2987 WREG32(IH_RB_WPTR_ADDR_HI, 0);
2989 WREG32(IH_RB_CNTL, ih_rb_cntl);
2991 /* set rptr, wptr to 0 */
2992 WREG32(IH_RB_RPTR, 0);
2993 WREG32(IH_RB_WPTR, 0);
2995 /* Default settings for IH_CNTL (disabled at first) */
2996 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10);
2997 /* RPTR_REARM only works if msi's are enabled */
2998 if (rdev->msi_enabled)
2999 ih_cntl |= RPTR_REARM;
3002 ih_cntl |= IH_MC_SWAP(IH_MC_SWAP_32BIT);
3004 WREG32(IH_CNTL, ih_cntl);
3006 /* force the active interrupt state to all disabled */
3007 if (rdev->family >= CHIP_CEDAR)
3008 evergreen_disable_interrupt_state(rdev);
3010 r600_disable_interrupt_state(rdev);
3013 r600_enable_interrupts(rdev);
3018 void r600_irq_suspend(struct radeon_device *rdev)
3020 r600_irq_disable(rdev);
3021 r600_rlc_stop(rdev);
3024 void r600_irq_fini(struct radeon_device *rdev)
3026 r600_irq_suspend(rdev);
3027 r600_ih_ring_fini(rdev);
3030 int r600_irq_set(struct radeon_device *rdev)
3032 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
3034 u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
3035 u32 grbm_int_cntl = 0;
3038 if (!rdev->irq.installed) {
3039 WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n");
3042 /* don't enable anything if the ih is disabled */
3043 if (!rdev->ih.enabled) {
3044 r600_disable_interrupts(rdev);
3045 /* force the active interrupt state to all disabled */
3046 r600_disable_interrupt_state(rdev);
3050 hdmi1 = RREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
3051 if (ASIC_IS_DCE3(rdev)) {
3052 hdmi2 = RREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
3053 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3054 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3055 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3056 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
3057 if (ASIC_IS_DCE32(rdev)) {
3058 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
3059 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
3062 hdmi2 = RREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
3063 hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3064 hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3065 hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3068 if (rdev->irq.sw_int) {
3069 DRM_DEBUG("r600_irq_set: sw int\n");
3070 cp_int_cntl |= RB_INT_ENABLE;
3072 if (rdev->irq.crtc_vblank_int[0]) {
3073 DRM_DEBUG("r600_irq_set: vblank 0\n");
3074 mode_int |= D1MODE_VBLANK_INT_MASK;
3076 if (rdev->irq.crtc_vblank_int[1]) {
3077 DRM_DEBUG("r600_irq_set: vblank 1\n");
3078 mode_int |= D2MODE_VBLANK_INT_MASK;
3080 if (rdev->irq.hpd[0]) {
3081 DRM_DEBUG("r600_irq_set: hpd 1\n");
3082 hpd1 |= DC_HPDx_INT_EN;
3084 if (rdev->irq.hpd[1]) {
3085 DRM_DEBUG("r600_irq_set: hpd 2\n");
3086 hpd2 |= DC_HPDx_INT_EN;
3088 if (rdev->irq.hpd[2]) {
3089 DRM_DEBUG("r600_irq_set: hpd 3\n");
3090 hpd3 |= DC_HPDx_INT_EN;
3092 if (rdev->irq.hpd[3]) {
3093 DRM_DEBUG("r600_irq_set: hpd 4\n");
3094 hpd4 |= DC_HPDx_INT_EN;
3096 if (rdev->irq.hpd[4]) {
3097 DRM_DEBUG("r600_irq_set: hpd 5\n");
3098 hpd5 |= DC_HPDx_INT_EN;
3100 if (rdev->irq.hpd[5]) {
3101 DRM_DEBUG("r600_irq_set: hpd 6\n");
3102 hpd6 |= DC_HPDx_INT_EN;
3104 if (rdev->irq.hdmi[0]) {
3105 DRM_DEBUG("r600_irq_set: hdmi 1\n");
3106 hdmi1 |= R600_HDMI_INT_EN;
3108 if (rdev->irq.hdmi[1]) {
3109 DRM_DEBUG("r600_irq_set: hdmi 2\n");
3110 hdmi2 |= R600_HDMI_INT_EN;
3112 if (rdev->irq.gui_idle) {
3113 DRM_DEBUG("gui idle\n");
3114 grbm_int_cntl |= GUI_IDLE_INT_ENABLE;
3117 WREG32(CP_INT_CNTL, cp_int_cntl);
3118 WREG32(DxMODE_INT_MASK, mode_int);
3119 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
3120 WREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, hdmi1);
3121 if (ASIC_IS_DCE3(rdev)) {
3122 WREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, hdmi2);
3123 WREG32(DC_HPD1_INT_CONTROL, hpd1);
3124 WREG32(DC_HPD2_INT_CONTROL, hpd2);
3125 WREG32(DC_HPD3_INT_CONTROL, hpd3);
3126 WREG32(DC_HPD4_INT_CONTROL, hpd4);
3127 if (ASIC_IS_DCE32(rdev)) {
3128 WREG32(DC_HPD5_INT_CONTROL, hpd5);
3129 WREG32(DC_HPD6_INT_CONTROL, hpd6);
3132 WREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, hdmi2);
3133 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
3134 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
3135 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
3141 static inline void r600_irq_ack(struct radeon_device *rdev,
3144 u32 *disp_int_cont2)
3148 if (ASIC_IS_DCE3(rdev)) {
3149 *disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
3150 *disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
3151 *disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
3153 *disp_int = RREG32(DISP_INTERRUPT_STATUS);
3154 *disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
3155 *disp_int_cont2 = 0;
3158 if (*disp_int & LB_D1_VBLANK_INTERRUPT)
3159 WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
3160 if (*disp_int & LB_D1_VLINE_INTERRUPT)
3161 WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
3162 if (*disp_int & LB_D2_VBLANK_INTERRUPT)
3163 WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
3164 if (*disp_int & LB_D2_VLINE_INTERRUPT)
3165 WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
3166 if (*disp_int & DC_HPD1_INTERRUPT) {
3167 if (ASIC_IS_DCE3(rdev)) {
3168 tmp = RREG32(DC_HPD1_INT_CONTROL);
3169 tmp |= DC_HPDx_INT_ACK;
3170 WREG32(DC_HPD1_INT_CONTROL, tmp);
3172 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
3173 tmp |= DC_HPDx_INT_ACK;
3174 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
3177 if (*disp_int & DC_HPD2_INTERRUPT) {
3178 if (ASIC_IS_DCE3(rdev)) {
3179 tmp = RREG32(DC_HPD2_INT_CONTROL);
3180 tmp |= DC_HPDx_INT_ACK;
3181 WREG32(DC_HPD2_INT_CONTROL, tmp);
3183 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
3184 tmp |= DC_HPDx_INT_ACK;
3185 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
3188 if (*disp_int_cont & DC_HPD3_INTERRUPT) {
3189 if (ASIC_IS_DCE3(rdev)) {
3190 tmp = RREG32(DC_HPD3_INT_CONTROL);
3191 tmp |= DC_HPDx_INT_ACK;
3192 WREG32(DC_HPD3_INT_CONTROL, tmp);
3194 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
3195 tmp |= DC_HPDx_INT_ACK;
3196 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
3199 if (*disp_int_cont & DC_HPD4_INTERRUPT) {
3200 tmp = RREG32(DC_HPD4_INT_CONTROL);
3201 tmp |= DC_HPDx_INT_ACK;
3202 WREG32(DC_HPD4_INT_CONTROL, tmp);
3204 if (ASIC_IS_DCE32(rdev)) {
3205 if (*disp_int_cont2 & DC_HPD5_INTERRUPT) {
3206 tmp = RREG32(DC_HPD5_INT_CONTROL);
3207 tmp |= DC_HPDx_INT_ACK;
3208 WREG32(DC_HPD5_INT_CONTROL, tmp);
3210 if (*disp_int_cont2 & DC_HPD6_INTERRUPT) {
3211 tmp = RREG32(DC_HPD5_INT_CONTROL);
3212 tmp |= DC_HPDx_INT_ACK;
3213 WREG32(DC_HPD6_INT_CONTROL, tmp);
3216 if (RREG32(R600_HDMI_BLOCK1 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3217 WREG32_P(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3219 if (ASIC_IS_DCE3(rdev)) {
3220 if (RREG32(R600_HDMI_BLOCK3 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3221 WREG32_P(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3224 if (RREG32(R600_HDMI_BLOCK2 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3225 WREG32_P(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3230 void r600_irq_disable(struct radeon_device *rdev)
3232 u32 disp_int, disp_int_cont, disp_int_cont2;
3234 r600_disable_interrupts(rdev);
3235 /* Wait and acknowledge irq */
3237 r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
3238 r600_disable_interrupt_state(rdev);
3241 static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
3245 /* XXX use writeback */
3246 wptr = RREG32(IH_RB_WPTR);
3248 if (wptr & RB_OVERFLOW) {
3249 /* When a ring buffer overflow happen start parsing interrupt
3250 * from the last not overwritten vector (wptr + 16). Hopefully
3251 * this should allow us to catchup.
3253 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
3254 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
3255 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
3256 tmp = RREG32(IH_RB_CNTL);
3257 tmp |= IH_WPTR_OVERFLOW_CLEAR;
3258 WREG32(IH_RB_CNTL, tmp);
3260 return (wptr & rdev->ih.ptr_mask);
3264 * Each IV ring entry is 128 bits:
3265 * [7:0] - interrupt source id
3267 * [59:32] - interrupt source data
3268 * [127:60] - reserved
3270 * The basic interrupt vector entries
3271 * are decoded as follows:
3272 * src_id src_data description
3277 * 19 0 FP Hot plug detection A
3278 * 19 1 FP Hot plug detection B
3279 * 19 2 DAC A auto-detection
3280 * 19 3 DAC B auto-detection
3286 * 181 - EOP Interrupt
3289 * Note, these are based on r600 and may need to be
3290 * adjusted or added to on newer asics
3293 int r600_irq_process(struct radeon_device *rdev)
3295 u32 wptr = r600_get_ih_wptr(rdev);
3296 u32 rptr = rdev->ih.rptr;
3297 u32 src_id, src_data;
3298 u32 ring_index, disp_int, disp_int_cont, disp_int_cont2;
3299 unsigned long flags;
3300 bool queue_hotplug = false;
3302 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
3303 if (!rdev->ih.enabled)
3306 spin_lock_irqsave(&rdev->ih.lock, flags);
3309 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3312 if (rdev->shutdown) {
3313 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3318 /* display interrupts */
3319 r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
3321 rdev->ih.wptr = wptr;
3322 while (rptr != wptr) {
3323 /* wptr/rptr are in bytes! */
3324 ring_index = rptr / 4;
3325 src_id = rdev->ih.ring[ring_index] & 0xff;
3326 src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
3329 case 1: /* D1 vblank/vline */
3331 case 0: /* D1 vblank */
3332 if (disp_int & LB_D1_VBLANK_INTERRUPT) {
3333 drm_handle_vblank(rdev->ddev, 0);
3334 rdev->pm.vblank_sync = true;
3335 wake_up(&rdev->irq.vblank_queue);
3336 disp_int &= ~LB_D1_VBLANK_INTERRUPT;
3337 DRM_DEBUG("IH: D1 vblank\n");
3340 case 1: /* D1 vline */
3341 if (disp_int & LB_D1_VLINE_INTERRUPT) {
3342 disp_int &= ~LB_D1_VLINE_INTERRUPT;
3343 DRM_DEBUG("IH: D1 vline\n");
3347 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3351 case 5: /* D2 vblank/vline */
3353 case 0: /* D2 vblank */
3354 if (disp_int & LB_D2_VBLANK_INTERRUPT) {
3355 drm_handle_vblank(rdev->ddev, 1);
3356 rdev->pm.vblank_sync = true;
3357 wake_up(&rdev->irq.vblank_queue);
3358 disp_int &= ~LB_D2_VBLANK_INTERRUPT;
3359 DRM_DEBUG("IH: D2 vblank\n");
3362 case 1: /* D1 vline */
3363 if (disp_int & LB_D2_VLINE_INTERRUPT) {
3364 disp_int &= ~LB_D2_VLINE_INTERRUPT;
3365 DRM_DEBUG("IH: D2 vline\n");
3369 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3373 case 19: /* HPD/DAC hotplug */
3376 if (disp_int & DC_HPD1_INTERRUPT) {
3377 disp_int &= ~DC_HPD1_INTERRUPT;
3378 queue_hotplug = true;
3379 DRM_DEBUG("IH: HPD1\n");
3383 if (disp_int & DC_HPD2_INTERRUPT) {
3384 disp_int &= ~DC_HPD2_INTERRUPT;
3385 queue_hotplug = true;
3386 DRM_DEBUG("IH: HPD2\n");
3390 if (disp_int_cont & DC_HPD3_INTERRUPT) {
3391 disp_int_cont &= ~DC_HPD3_INTERRUPT;
3392 queue_hotplug = true;
3393 DRM_DEBUG("IH: HPD3\n");
3397 if (disp_int_cont & DC_HPD4_INTERRUPT) {
3398 disp_int_cont &= ~DC_HPD4_INTERRUPT;
3399 queue_hotplug = true;
3400 DRM_DEBUG("IH: HPD4\n");
3404 if (disp_int_cont2 & DC_HPD5_INTERRUPT) {
3405 disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
3406 queue_hotplug = true;
3407 DRM_DEBUG("IH: HPD5\n");
3411 if (disp_int_cont2 & DC_HPD6_INTERRUPT) {
3412 disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
3413 queue_hotplug = true;
3414 DRM_DEBUG("IH: HPD6\n");
3418 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3423 DRM_DEBUG("IH: HDMI: 0x%x\n", src_data);
3424 r600_audio_schedule_polling(rdev);
3426 case 176: /* CP_INT in ring buffer */
3427 case 177: /* CP_INT in IB1 */
3428 case 178: /* CP_INT in IB2 */
3429 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
3430 radeon_fence_process(rdev);
3432 case 181: /* CP EOP event */
3433 DRM_DEBUG("IH: CP EOP\n");
3435 case 233: /* GUI IDLE */
3436 DRM_DEBUG("IH: CP EOP\n");
3437 rdev->pm.gui_idle = true;
3438 wake_up(&rdev->irq.idle_queue);
3441 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3445 /* wptr/rptr are in bytes! */
3447 rptr &= rdev->ih.ptr_mask;
3449 /* make sure wptr hasn't changed while processing */
3450 wptr = r600_get_ih_wptr(rdev);
3451 if (wptr != rdev->ih.wptr)
3454 queue_work(rdev->wq, &rdev->hotplug_work);
3455 rdev->ih.rptr = rptr;
3456 WREG32(IH_RB_RPTR, rdev->ih.rptr);
3457 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3464 #if defined(CONFIG_DEBUG_FS)
3466 static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data)
3468 struct drm_info_node *node = (struct drm_info_node *) m->private;
3469 struct drm_device *dev = node->minor->dev;
3470 struct radeon_device *rdev = dev->dev_private;
3471 unsigned count, i, j;
3473 radeon_ring_free_size(rdev);
3474 count = (rdev->cp.ring_size / 4) - rdev->cp.ring_free_dw;
3475 seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT));
3476 seq_printf(m, "CP_RB_WPTR 0x%08x\n", RREG32(CP_RB_WPTR));
3477 seq_printf(m, "CP_RB_RPTR 0x%08x\n", RREG32(CP_RB_RPTR));
3478 seq_printf(m, "driver's copy of the CP_RB_WPTR 0x%08x\n", rdev->cp.wptr);
3479 seq_printf(m, "driver's copy of the CP_RB_RPTR 0x%08x\n", rdev->cp.rptr);
3480 seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw);
3481 seq_printf(m, "%u dwords in ring\n", count);
3483 for (j = 0; j <= count; j++) {
3484 seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]);
3485 i = (i + 1) & rdev->cp.ptr_mask;
3490 static int r600_debugfs_mc_info(struct seq_file *m, void *data)
3492 struct drm_info_node *node = (struct drm_info_node *) m->private;
3493 struct drm_device *dev = node->minor->dev;
3494 struct radeon_device *rdev = dev->dev_private;
3496 DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
3497 DREG32_SYS(m, rdev, VM_L2_STATUS);
3501 static struct drm_info_list r600_mc_info_list[] = {
3502 {"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
3503 {"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL},
3507 int r600_debugfs_mc_info_init(struct radeon_device *rdev)
3509 #if defined(CONFIG_DEBUG_FS)
3510 return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
3517 * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
3518 * rdev: radeon device structure
3519 * bo: buffer object struct which userspace is waiting for idle
3521 * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
3522 * through ring buffer, this leads to corruption in rendering, see
3523 * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
3524 * directly perform HDP flush by writing register through MMIO.
3526 void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
3528 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
3529 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
3531 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) {
3532 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
3535 WREG32(HDP_DEBUG1, 0);
3536 tmp = readl((void __iomem *)ptr);
3538 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);