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>
32 #include <linux/module.h>
34 #include "radeon_drm.h"
36 #include "radeon_asic.h"
37 #include "radeon_mode.h"
42 #define PFP_UCODE_SIZE 576
43 #define PM4_UCODE_SIZE 1792
44 #define RLC_UCODE_SIZE 768
45 #define R700_PFP_UCODE_SIZE 848
46 #define R700_PM4_UCODE_SIZE 1360
47 #define R700_RLC_UCODE_SIZE 1024
48 #define EVERGREEN_PFP_UCODE_SIZE 1120
49 #define EVERGREEN_PM4_UCODE_SIZE 1376
50 #define EVERGREEN_RLC_UCODE_SIZE 768
51 #define CAYMAN_RLC_UCODE_SIZE 1024
52 #define ARUBA_RLC_UCODE_SIZE 1536
55 MODULE_FIRMWARE("radeon/R600_pfp.bin");
56 MODULE_FIRMWARE("radeon/R600_me.bin");
57 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
58 MODULE_FIRMWARE("radeon/RV610_me.bin");
59 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
60 MODULE_FIRMWARE("radeon/RV630_me.bin");
61 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
62 MODULE_FIRMWARE("radeon/RV620_me.bin");
63 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
64 MODULE_FIRMWARE("radeon/RV635_me.bin");
65 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
66 MODULE_FIRMWARE("radeon/RV670_me.bin");
67 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
68 MODULE_FIRMWARE("radeon/RS780_me.bin");
69 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
70 MODULE_FIRMWARE("radeon/RV770_me.bin");
71 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
72 MODULE_FIRMWARE("radeon/RV730_me.bin");
73 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
74 MODULE_FIRMWARE("radeon/RV710_me.bin");
75 MODULE_FIRMWARE("radeon/R600_rlc.bin");
76 MODULE_FIRMWARE("radeon/R700_rlc.bin");
77 MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
78 MODULE_FIRMWARE("radeon/CEDAR_me.bin");
79 MODULE_FIRMWARE("radeon/CEDAR_rlc.bin");
80 MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
81 MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
82 MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin");
83 MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
84 MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
85 MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin");
86 MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin");
87 MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
88 MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin");
89 MODULE_FIRMWARE("radeon/PALM_pfp.bin");
90 MODULE_FIRMWARE("radeon/PALM_me.bin");
91 MODULE_FIRMWARE("radeon/SUMO_rlc.bin");
92 MODULE_FIRMWARE("radeon/SUMO_pfp.bin");
93 MODULE_FIRMWARE("radeon/SUMO_me.bin");
94 MODULE_FIRMWARE("radeon/SUMO2_pfp.bin");
95 MODULE_FIRMWARE("radeon/SUMO2_me.bin");
97 int r600_debugfs_mc_info_init(struct radeon_device *rdev);
99 /* r600,rv610,rv630,rv620,rv635,rv670 */
100 int r600_mc_wait_for_idle(struct radeon_device *rdev);
101 void r600_gpu_init(struct radeon_device *rdev);
102 void r600_fini(struct radeon_device *rdev);
103 void r600_irq_disable(struct radeon_device *rdev);
104 static void r600_pcie_gen2_enable(struct radeon_device *rdev);
106 /* get temperature in millidegrees */
107 int rv6xx_get_temp(struct radeon_device *rdev)
109 u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
111 int actual_temp = temp & 0xff;
116 return actual_temp * 1000;
119 void r600_pm_get_dynpm_state(struct radeon_device *rdev)
123 rdev->pm.dynpm_can_upclock = true;
124 rdev->pm.dynpm_can_downclock = true;
126 /* power state array is low to high, default is first */
127 if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) {
128 int min_power_state_index = 0;
130 if (rdev->pm.num_power_states > 2)
131 min_power_state_index = 1;
133 switch (rdev->pm.dynpm_planned_action) {
134 case DYNPM_ACTION_MINIMUM:
135 rdev->pm.requested_power_state_index = min_power_state_index;
136 rdev->pm.requested_clock_mode_index = 0;
137 rdev->pm.dynpm_can_downclock = false;
139 case DYNPM_ACTION_DOWNCLOCK:
140 if (rdev->pm.current_power_state_index == min_power_state_index) {
141 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
142 rdev->pm.dynpm_can_downclock = false;
144 if (rdev->pm.active_crtc_count > 1) {
145 for (i = 0; i < rdev->pm.num_power_states; i++) {
146 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
148 else if (i >= rdev->pm.current_power_state_index) {
149 rdev->pm.requested_power_state_index =
150 rdev->pm.current_power_state_index;
153 rdev->pm.requested_power_state_index = i;
158 if (rdev->pm.current_power_state_index == 0)
159 rdev->pm.requested_power_state_index =
160 rdev->pm.num_power_states - 1;
162 rdev->pm.requested_power_state_index =
163 rdev->pm.current_power_state_index - 1;
166 rdev->pm.requested_clock_mode_index = 0;
167 /* don't use the power state if crtcs are active and no display flag is set */
168 if ((rdev->pm.active_crtc_count > 0) &&
169 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
170 clock_info[rdev->pm.requested_clock_mode_index].flags &
171 RADEON_PM_MODE_NO_DISPLAY)) {
172 rdev->pm.requested_power_state_index++;
175 case DYNPM_ACTION_UPCLOCK:
176 if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
177 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
178 rdev->pm.dynpm_can_upclock = false;
180 if (rdev->pm.active_crtc_count > 1) {
181 for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
182 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
184 else if (i <= rdev->pm.current_power_state_index) {
185 rdev->pm.requested_power_state_index =
186 rdev->pm.current_power_state_index;
189 rdev->pm.requested_power_state_index = i;
194 rdev->pm.requested_power_state_index =
195 rdev->pm.current_power_state_index + 1;
197 rdev->pm.requested_clock_mode_index = 0;
199 case DYNPM_ACTION_DEFAULT:
200 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
201 rdev->pm.requested_clock_mode_index = 0;
202 rdev->pm.dynpm_can_upclock = false;
204 case DYNPM_ACTION_NONE:
206 DRM_ERROR("Requested mode for not defined action\n");
210 /* XXX select a power state based on AC/DC, single/dualhead, etc. */
211 /* for now just select the first power state and switch between clock modes */
212 /* power state array is low to high, default is first (0) */
213 if (rdev->pm.active_crtc_count > 1) {
214 rdev->pm.requested_power_state_index = -1;
215 /* start at 1 as we don't want the default mode */
216 for (i = 1; i < rdev->pm.num_power_states; i++) {
217 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
219 else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) ||
220 (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) {
221 rdev->pm.requested_power_state_index = i;
225 /* if nothing selected, grab the default state. */
226 if (rdev->pm.requested_power_state_index == -1)
227 rdev->pm.requested_power_state_index = 0;
229 rdev->pm.requested_power_state_index = 1;
231 switch (rdev->pm.dynpm_planned_action) {
232 case DYNPM_ACTION_MINIMUM:
233 rdev->pm.requested_clock_mode_index = 0;
234 rdev->pm.dynpm_can_downclock = false;
236 case DYNPM_ACTION_DOWNCLOCK:
237 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
238 if (rdev->pm.current_clock_mode_index == 0) {
239 rdev->pm.requested_clock_mode_index = 0;
240 rdev->pm.dynpm_can_downclock = false;
242 rdev->pm.requested_clock_mode_index =
243 rdev->pm.current_clock_mode_index - 1;
245 rdev->pm.requested_clock_mode_index = 0;
246 rdev->pm.dynpm_can_downclock = false;
248 /* don't use the power state if crtcs are active and no display flag is set */
249 if ((rdev->pm.active_crtc_count > 0) &&
250 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
251 clock_info[rdev->pm.requested_clock_mode_index].flags &
252 RADEON_PM_MODE_NO_DISPLAY)) {
253 rdev->pm.requested_clock_mode_index++;
256 case DYNPM_ACTION_UPCLOCK:
257 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
258 if (rdev->pm.current_clock_mode_index ==
259 (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) {
260 rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index;
261 rdev->pm.dynpm_can_upclock = false;
263 rdev->pm.requested_clock_mode_index =
264 rdev->pm.current_clock_mode_index + 1;
266 rdev->pm.requested_clock_mode_index =
267 rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1;
268 rdev->pm.dynpm_can_upclock = false;
271 case DYNPM_ACTION_DEFAULT:
272 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
273 rdev->pm.requested_clock_mode_index = 0;
274 rdev->pm.dynpm_can_upclock = false;
276 case DYNPM_ACTION_NONE:
278 DRM_ERROR("Requested mode for not defined action\n");
283 DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
284 rdev->pm.power_state[rdev->pm.requested_power_state_index].
285 clock_info[rdev->pm.requested_clock_mode_index].sclk,
286 rdev->pm.power_state[rdev->pm.requested_power_state_index].
287 clock_info[rdev->pm.requested_clock_mode_index].mclk,
288 rdev->pm.power_state[rdev->pm.requested_power_state_index].
292 void rs780_pm_init_profile(struct radeon_device *rdev)
294 if (rdev->pm.num_power_states == 2) {
296 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
297 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
298 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
299 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
301 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
302 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
303 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
304 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
306 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
307 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
308 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
309 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
311 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
312 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
313 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
314 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
316 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
317 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
318 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
319 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
321 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
322 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
323 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
324 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
326 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
327 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
328 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
329 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
330 } else if (rdev->pm.num_power_states == 3) {
332 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
333 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
334 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
335 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
337 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
338 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
339 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
340 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
342 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
343 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
344 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
345 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
347 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
348 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
349 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
350 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
352 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1;
353 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
354 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
355 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
357 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
358 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
359 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
360 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
362 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
363 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
364 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
365 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
368 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
369 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
370 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
371 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
373 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2;
374 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
375 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
376 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
378 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
379 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
380 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
381 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
383 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
384 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
385 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
386 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
388 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
389 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
390 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
391 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
393 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
394 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
395 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
396 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
398 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
399 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
400 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
401 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
405 void r600_pm_init_profile(struct radeon_device *rdev)
409 if (rdev->family == CHIP_R600) {
412 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
413 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
414 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
415 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
417 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
418 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
419 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
420 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
422 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
423 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
424 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
425 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
427 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
428 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
429 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
430 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
432 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
433 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
434 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
435 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
437 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
438 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
439 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
440 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
442 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
443 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
444 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
445 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
447 if (rdev->pm.num_power_states < 4) {
449 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
450 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
451 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
452 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
454 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
455 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
456 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
457 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
459 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
460 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
461 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
462 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
464 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
465 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
466 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
467 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
469 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
470 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
471 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
472 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
474 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
475 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
476 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
477 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
479 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
480 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
481 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
482 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
485 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
486 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
487 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
488 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
490 if (rdev->flags & RADEON_IS_MOBILITY)
491 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
493 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
494 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = idx;
495 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = idx;
496 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
497 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
499 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = idx;
500 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = idx;
501 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
502 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
504 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
505 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = idx;
506 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = idx;
507 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
508 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
510 if (rdev->flags & RADEON_IS_MOBILITY)
511 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
513 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
514 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = idx;
515 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = idx;
516 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
517 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
519 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = idx;
520 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = idx;
521 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
522 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
524 idx = radeon_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
525 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = idx;
526 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = idx;
527 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
528 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
533 void r600_pm_misc(struct radeon_device *rdev)
535 int req_ps_idx = rdev->pm.requested_power_state_index;
536 int req_cm_idx = rdev->pm.requested_clock_mode_index;
537 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
538 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
540 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
541 /* 0xff01 is a flag rather then an actual voltage */
542 if (voltage->voltage == 0xff01)
544 if (voltage->voltage != rdev->pm.current_vddc) {
545 radeon_atom_set_voltage(rdev, voltage->voltage, SET_VOLTAGE_TYPE_ASIC_VDDC);
546 rdev->pm.current_vddc = voltage->voltage;
547 DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage);
552 bool r600_gui_idle(struct radeon_device *rdev)
554 if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
560 /* hpd for digital panel detect/disconnect */
561 bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
563 bool connected = false;
565 if (ASIC_IS_DCE3(rdev)) {
568 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
572 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
576 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
580 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
585 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
589 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
598 if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
602 if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
606 if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
616 void r600_hpd_set_polarity(struct radeon_device *rdev,
617 enum radeon_hpd_id hpd)
620 bool connected = r600_hpd_sense(rdev, hpd);
622 if (ASIC_IS_DCE3(rdev)) {
625 tmp = RREG32(DC_HPD1_INT_CONTROL);
627 tmp &= ~DC_HPDx_INT_POLARITY;
629 tmp |= DC_HPDx_INT_POLARITY;
630 WREG32(DC_HPD1_INT_CONTROL, tmp);
633 tmp = RREG32(DC_HPD2_INT_CONTROL);
635 tmp &= ~DC_HPDx_INT_POLARITY;
637 tmp |= DC_HPDx_INT_POLARITY;
638 WREG32(DC_HPD2_INT_CONTROL, tmp);
641 tmp = RREG32(DC_HPD3_INT_CONTROL);
643 tmp &= ~DC_HPDx_INT_POLARITY;
645 tmp |= DC_HPDx_INT_POLARITY;
646 WREG32(DC_HPD3_INT_CONTROL, tmp);
649 tmp = RREG32(DC_HPD4_INT_CONTROL);
651 tmp &= ~DC_HPDx_INT_POLARITY;
653 tmp |= DC_HPDx_INT_POLARITY;
654 WREG32(DC_HPD4_INT_CONTROL, tmp);
657 tmp = RREG32(DC_HPD5_INT_CONTROL);
659 tmp &= ~DC_HPDx_INT_POLARITY;
661 tmp |= DC_HPDx_INT_POLARITY;
662 WREG32(DC_HPD5_INT_CONTROL, tmp);
666 tmp = RREG32(DC_HPD6_INT_CONTROL);
668 tmp &= ~DC_HPDx_INT_POLARITY;
670 tmp |= DC_HPDx_INT_POLARITY;
671 WREG32(DC_HPD6_INT_CONTROL, tmp);
679 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
681 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
683 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
684 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
687 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
689 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
691 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
692 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
695 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
697 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
699 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
700 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
708 void r600_hpd_init(struct radeon_device *rdev)
710 struct drm_device *dev = rdev->ddev;
711 struct drm_connector *connector;
714 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
715 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
717 if (connector->connector_type == DRM_MODE_CONNECTOR_eDP ||
718 connector->connector_type == DRM_MODE_CONNECTOR_LVDS) {
719 /* don't try to enable hpd on eDP or LVDS avoid breaking the
720 * aux dp channel on imac and help (but not completely fix)
721 * https://bugzilla.redhat.com/show_bug.cgi?id=726143
725 if (ASIC_IS_DCE3(rdev)) {
726 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
727 if (ASIC_IS_DCE32(rdev))
730 switch (radeon_connector->hpd.hpd) {
732 WREG32(DC_HPD1_CONTROL, tmp);
735 WREG32(DC_HPD2_CONTROL, tmp);
738 WREG32(DC_HPD3_CONTROL, tmp);
741 WREG32(DC_HPD4_CONTROL, tmp);
745 WREG32(DC_HPD5_CONTROL, tmp);
748 WREG32(DC_HPD6_CONTROL, tmp);
754 switch (radeon_connector->hpd.hpd) {
756 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
759 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
762 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
768 enable |= 1 << radeon_connector->hpd.hpd;
769 radeon_hpd_set_polarity(rdev, radeon_connector->hpd.hpd);
771 radeon_irq_kms_enable_hpd(rdev, enable);
774 void r600_hpd_fini(struct radeon_device *rdev)
776 struct drm_device *dev = rdev->ddev;
777 struct drm_connector *connector;
778 unsigned disable = 0;
780 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
781 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
782 if (ASIC_IS_DCE3(rdev)) {
783 switch (radeon_connector->hpd.hpd) {
785 WREG32(DC_HPD1_CONTROL, 0);
788 WREG32(DC_HPD2_CONTROL, 0);
791 WREG32(DC_HPD3_CONTROL, 0);
794 WREG32(DC_HPD4_CONTROL, 0);
798 WREG32(DC_HPD5_CONTROL, 0);
801 WREG32(DC_HPD6_CONTROL, 0);
807 switch (radeon_connector->hpd.hpd) {
809 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
812 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
815 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
821 disable |= 1 << radeon_connector->hpd.hpd;
823 radeon_irq_kms_disable_hpd(rdev, disable);
829 void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
834 /* flush hdp cache so updates hit vram */
835 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
836 !(rdev->flags & RADEON_IS_AGP)) {
837 void __iomem *ptr = (void *)rdev->gart.ptr;
840 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
841 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
842 * This seems to cause problems on some AGP cards. Just use the old
845 WREG32(HDP_DEBUG1, 0);
846 tmp = readl((void __iomem *)ptr);
848 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
850 WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
851 WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
852 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
853 for (i = 0; i < rdev->usec_timeout; i++) {
855 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
856 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
858 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
868 int r600_pcie_gart_init(struct radeon_device *rdev)
872 if (rdev->gart.robj) {
873 WARN(1, "R600 PCIE GART already initialized\n");
876 /* Initialize common gart structure */
877 r = radeon_gart_init(rdev);
880 rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
881 return radeon_gart_table_vram_alloc(rdev);
884 int r600_pcie_gart_enable(struct radeon_device *rdev)
889 if (rdev->gart.robj == NULL) {
890 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
893 r = radeon_gart_table_vram_pin(rdev);
896 radeon_gart_restore(rdev);
899 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
900 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
901 EFFECTIVE_L2_QUEUE_SIZE(7));
902 WREG32(VM_L2_CNTL2, 0);
903 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
904 /* Setup TLB control */
905 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
906 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
907 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
908 ENABLE_WAIT_L2_QUERY;
909 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
910 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
911 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
912 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
913 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
914 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
915 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
916 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
917 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
918 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
919 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
920 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
921 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
922 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
923 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
924 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
925 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
926 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
927 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
928 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
929 (u32)(rdev->dummy_page.addr >> 12));
930 for (i = 1; i < 7; i++)
931 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
933 r600_pcie_gart_tlb_flush(rdev);
934 DRM_INFO("PCIE GART of %uM enabled (table at 0x%016llX).\n",
935 (unsigned)(rdev->mc.gtt_size >> 20),
936 (unsigned long long)rdev->gart.table_addr);
937 rdev->gart.ready = true;
941 void r600_pcie_gart_disable(struct radeon_device *rdev)
946 /* Disable all tables */
947 for (i = 0; i < 7; i++)
948 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
950 /* Disable L2 cache */
951 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
952 EFFECTIVE_L2_QUEUE_SIZE(7));
953 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
954 /* Setup L1 TLB control */
955 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
956 ENABLE_WAIT_L2_QUERY;
957 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
958 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
959 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
960 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
961 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
962 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
963 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
964 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
965 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
966 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
967 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
968 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
969 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
970 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
971 radeon_gart_table_vram_unpin(rdev);
974 void r600_pcie_gart_fini(struct radeon_device *rdev)
976 radeon_gart_fini(rdev);
977 r600_pcie_gart_disable(rdev);
978 radeon_gart_table_vram_free(rdev);
981 void r600_agp_enable(struct radeon_device *rdev)
987 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
988 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
989 EFFECTIVE_L2_QUEUE_SIZE(7));
990 WREG32(VM_L2_CNTL2, 0);
991 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
992 /* Setup TLB control */
993 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
994 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
995 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
996 ENABLE_WAIT_L2_QUERY;
997 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
998 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
999 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
1000 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1001 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1002 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1003 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1004 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1005 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1006 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1007 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1008 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1009 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1010 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1011 for (i = 0; i < 7; i++)
1012 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
1015 int r600_mc_wait_for_idle(struct radeon_device *rdev)
1020 for (i = 0; i < rdev->usec_timeout; i++) {
1021 /* read MC_STATUS */
1022 tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
1030 static void r600_mc_program(struct radeon_device *rdev)
1032 struct rv515_mc_save save;
1036 /* Initialize HDP */
1037 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1038 WREG32((0x2c14 + j), 0x00000000);
1039 WREG32((0x2c18 + j), 0x00000000);
1040 WREG32((0x2c1c + j), 0x00000000);
1041 WREG32((0x2c20 + j), 0x00000000);
1042 WREG32((0x2c24 + j), 0x00000000);
1044 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
1046 rv515_mc_stop(rdev, &save);
1047 if (r600_mc_wait_for_idle(rdev)) {
1048 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1050 /* Lockout access through VGA aperture (doesn't exist before R600) */
1051 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
1052 /* Update configuration */
1053 if (rdev->flags & RADEON_IS_AGP) {
1054 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
1055 /* VRAM before AGP */
1056 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1057 rdev->mc.vram_start >> 12);
1058 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1059 rdev->mc.gtt_end >> 12);
1061 /* VRAM after AGP */
1062 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1063 rdev->mc.gtt_start >> 12);
1064 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1065 rdev->mc.vram_end >> 12);
1068 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
1069 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
1071 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, rdev->vram_scratch.gpu_addr >> 12);
1072 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
1073 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
1074 WREG32(MC_VM_FB_LOCATION, tmp);
1075 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
1076 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
1077 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
1078 if (rdev->flags & RADEON_IS_AGP) {
1079 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
1080 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
1081 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
1083 WREG32(MC_VM_AGP_BASE, 0);
1084 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
1085 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
1087 if (r600_mc_wait_for_idle(rdev)) {
1088 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1090 rv515_mc_resume(rdev, &save);
1091 /* we need to own VRAM, so turn off the VGA renderer here
1092 * to stop it overwriting our objects */
1093 rv515_vga_render_disable(rdev);
1097 * r600_vram_gtt_location - try to find VRAM & GTT location
1098 * @rdev: radeon device structure holding all necessary informations
1099 * @mc: memory controller structure holding memory informations
1101 * Function will place try to place VRAM at same place as in CPU (PCI)
1102 * address space as some GPU seems to have issue when we reprogram at
1103 * different address space.
1105 * If there is not enough space to fit the unvisible VRAM after the
1106 * aperture then we limit the VRAM size to the aperture.
1108 * If we are using AGP then place VRAM adjacent to AGP aperture are we need
1109 * them to be in one from GPU point of view so that we can program GPU to
1110 * catch access outside them (weird GPU policy see ??).
1112 * This function will never fails, worst case are limiting VRAM or GTT.
1114 * Note: GTT start, end, size should be initialized before calling this
1115 * function on AGP platform.
1117 static void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
1119 u64 size_bf, size_af;
1121 if (mc->mc_vram_size > 0xE0000000) {
1122 /* leave room for at least 512M GTT */
1123 dev_warn(rdev->dev, "limiting VRAM\n");
1124 mc->real_vram_size = 0xE0000000;
1125 mc->mc_vram_size = 0xE0000000;
1127 if (rdev->flags & RADEON_IS_AGP) {
1128 size_bf = mc->gtt_start;
1129 size_af = 0xFFFFFFFF - mc->gtt_end;
1130 if (size_bf > size_af) {
1131 if (mc->mc_vram_size > size_bf) {
1132 dev_warn(rdev->dev, "limiting VRAM\n");
1133 mc->real_vram_size = size_bf;
1134 mc->mc_vram_size = size_bf;
1136 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
1138 if (mc->mc_vram_size > size_af) {
1139 dev_warn(rdev->dev, "limiting VRAM\n");
1140 mc->real_vram_size = size_af;
1141 mc->mc_vram_size = size_af;
1143 mc->vram_start = mc->gtt_end + 1;
1145 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
1146 dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
1147 mc->mc_vram_size >> 20, mc->vram_start,
1148 mc->vram_end, mc->real_vram_size >> 20);
1151 if (rdev->flags & RADEON_IS_IGP) {
1152 base = RREG32(MC_VM_FB_LOCATION) & 0xFFFF;
1155 radeon_vram_location(rdev, &rdev->mc, base);
1156 rdev->mc.gtt_base_align = 0;
1157 radeon_gtt_location(rdev, mc);
1161 int r600_mc_init(struct radeon_device *rdev)
1164 int chansize, numchan;
1166 /* Get VRAM informations */
1167 rdev->mc.vram_is_ddr = true;
1168 tmp = RREG32(RAMCFG);
1169 if (tmp & CHANSIZE_OVERRIDE) {
1171 } else if (tmp & CHANSIZE_MASK) {
1176 tmp = RREG32(CHMAP);
1177 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1192 rdev->mc.vram_width = numchan * chansize;
1193 /* Could aper size report 0 ? */
1194 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
1195 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
1196 /* Setup GPU memory space */
1197 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
1198 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
1199 rdev->mc.visible_vram_size = rdev->mc.aper_size;
1200 r600_vram_gtt_location(rdev, &rdev->mc);
1202 if (rdev->flags & RADEON_IS_IGP) {
1203 rs690_pm_info(rdev);
1204 rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
1206 radeon_update_bandwidth_info(rdev);
1210 int r600_vram_scratch_init(struct radeon_device *rdev)
1214 if (rdev->vram_scratch.robj == NULL) {
1215 r = radeon_bo_create(rdev, RADEON_GPU_PAGE_SIZE,
1216 PAGE_SIZE, true, RADEON_GEM_DOMAIN_VRAM,
1217 NULL, &rdev->vram_scratch.robj);
1223 r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
1224 if (unlikely(r != 0))
1226 r = radeon_bo_pin(rdev->vram_scratch.robj,
1227 RADEON_GEM_DOMAIN_VRAM, &rdev->vram_scratch.gpu_addr);
1229 radeon_bo_unreserve(rdev->vram_scratch.robj);
1232 r = radeon_bo_kmap(rdev->vram_scratch.robj,
1233 (void **)&rdev->vram_scratch.ptr);
1235 radeon_bo_unpin(rdev->vram_scratch.robj);
1236 radeon_bo_unreserve(rdev->vram_scratch.robj);
1241 void r600_vram_scratch_fini(struct radeon_device *rdev)
1245 if (rdev->vram_scratch.robj == NULL) {
1248 r = radeon_bo_reserve(rdev->vram_scratch.robj, false);
1249 if (likely(r == 0)) {
1250 radeon_bo_kunmap(rdev->vram_scratch.robj);
1251 radeon_bo_unpin(rdev->vram_scratch.robj);
1252 radeon_bo_unreserve(rdev->vram_scratch.robj);
1254 radeon_bo_unref(&rdev->vram_scratch.robj);
1257 /* We doesn't check that the GPU really needs a reset we simply do the
1258 * reset, it's up to the caller to determine if the GPU needs one. We
1259 * might add an helper function to check that.
1261 int r600_gpu_soft_reset(struct radeon_device *rdev)
1263 struct rv515_mc_save save;
1264 u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
1265 S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
1266 S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
1267 S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
1268 S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
1269 S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
1270 S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
1271 S_008010_GUI_ACTIVE(1);
1272 u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
1273 S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
1274 S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
1275 S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
1276 S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
1277 S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
1278 S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
1279 S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
1282 if (!(RREG32(GRBM_STATUS) & GUI_ACTIVE))
1285 dev_info(rdev->dev, "GPU softreset \n");
1286 dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
1287 RREG32(R_008010_GRBM_STATUS));
1288 dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
1289 RREG32(R_008014_GRBM_STATUS2));
1290 dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
1291 RREG32(R_000E50_SRBM_STATUS));
1292 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
1293 RREG32(CP_STALLED_STAT1));
1294 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
1295 RREG32(CP_STALLED_STAT2));
1296 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
1297 RREG32(CP_BUSY_STAT));
1298 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
1300 rv515_mc_stop(rdev, &save);
1301 if (r600_mc_wait_for_idle(rdev)) {
1302 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1304 /* Disable CP parsing/prefetching */
1305 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1306 /* Check if any of the rendering block is busy and reset it */
1307 if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
1308 (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
1309 tmp = S_008020_SOFT_RESET_CR(1) |
1310 S_008020_SOFT_RESET_DB(1) |
1311 S_008020_SOFT_RESET_CB(1) |
1312 S_008020_SOFT_RESET_PA(1) |
1313 S_008020_SOFT_RESET_SC(1) |
1314 S_008020_SOFT_RESET_SMX(1) |
1315 S_008020_SOFT_RESET_SPI(1) |
1316 S_008020_SOFT_RESET_SX(1) |
1317 S_008020_SOFT_RESET_SH(1) |
1318 S_008020_SOFT_RESET_TC(1) |
1319 S_008020_SOFT_RESET_TA(1) |
1320 S_008020_SOFT_RESET_VC(1) |
1321 S_008020_SOFT_RESET_VGT(1);
1322 dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1323 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1324 RREG32(R_008020_GRBM_SOFT_RESET);
1326 WREG32(R_008020_GRBM_SOFT_RESET, 0);
1328 /* Reset CP (we always reset CP) */
1329 tmp = S_008020_SOFT_RESET_CP(1);
1330 dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1331 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1332 RREG32(R_008020_GRBM_SOFT_RESET);
1334 WREG32(R_008020_GRBM_SOFT_RESET, 0);
1335 /* Wait a little for things to settle down */
1337 dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
1338 RREG32(R_008010_GRBM_STATUS));
1339 dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
1340 RREG32(R_008014_GRBM_STATUS2));
1341 dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
1342 RREG32(R_000E50_SRBM_STATUS));
1343 dev_info(rdev->dev, " R_008674_CP_STALLED_STAT1 = 0x%08X\n",
1344 RREG32(CP_STALLED_STAT1));
1345 dev_info(rdev->dev, " R_008678_CP_STALLED_STAT2 = 0x%08X\n",
1346 RREG32(CP_STALLED_STAT2));
1347 dev_info(rdev->dev, " R_00867C_CP_BUSY_STAT = 0x%08X\n",
1348 RREG32(CP_BUSY_STAT));
1349 dev_info(rdev->dev, " R_008680_CP_STAT = 0x%08X\n",
1351 rv515_mc_resume(rdev, &save);
1355 bool r600_gpu_is_lockup(struct radeon_device *rdev, struct radeon_ring *ring)
1361 srbm_status = RREG32(R_000E50_SRBM_STATUS);
1362 grbm_status = RREG32(R_008010_GRBM_STATUS);
1363 grbm_status2 = RREG32(R_008014_GRBM_STATUS2);
1364 if (!G_008010_GUI_ACTIVE(grbm_status)) {
1365 radeon_ring_lockup_update(ring);
1368 /* force CP activities */
1369 radeon_ring_force_activity(rdev, ring);
1370 return radeon_ring_test_lockup(rdev, ring);
1373 int r600_asic_reset(struct radeon_device *rdev)
1375 return r600_gpu_soft_reset(rdev);
1378 u32 r6xx_remap_render_backend(struct radeon_device *rdev,
1379 u32 tiling_pipe_num,
1381 u32 total_max_rb_num,
1382 u32 disabled_rb_mask)
1384 u32 rendering_pipe_num, rb_num_width, req_rb_num;
1385 u32 pipe_rb_ratio, pipe_rb_remain;
1386 u32 data = 0, mask = 1 << (max_rb_num - 1);
1389 /* mask out the RBs that don't exist on that asic */
1390 disabled_rb_mask |= (0xff << max_rb_num) & 0xff;
1392 rendering_pipe_num = 1 << tiling_pipe_num;
1393 req_rb_num = total_max_rb_num - r600_count_pipe_bits(disabled_rb_mask);
1394 BUG_ON(rendering_pipe_num < req_rb_num);
1396 pipe_rb_ratio = rendering_pipe_num / req_rb_num;
1397 pipe_rb_remain = rendering_pipe_num - pipe_rb_ratio * req_rb_num;
1399 if (rdev->family <= CHIP_RV740) {
1407 for (i = 0; i < max_rb_num; i++) {
1408 if (!(mask & disabled_rb_mask)) {
1409 for (j = 0; j < pipe_rb_ratio; j++) {
1410 data <<= rb_num_width;
1411 data |= max_rb_num - i - 1;
1413 if (pipe_rb_remain) {
1414 data <<= rb_num_width;
1415 data |= max_rb_num - i - 1;
1425 int r600_count_pipe_bits(uint32_t val)
1429 for (i = 0; i < 32; i++) {
1436 void r600_gpu_init(struct radeon_device *rdev)
1440 u32 cc_rb_backend_disable;
1441 u32 cc_gc_shader_pipe_config;
1445 u32 sq_gpr_resource_mgmt_1 = 0;
1446 u32 sq_gpr_resource_mgmt_2 = 0;
1447 u32 sq_thread_resource_mgmt = 0;
1448 u32 sq_stack_resource_mgmt_1 = 0;
1449 u32 sq_stack_resource_mgmt_2 = 0;
1450 u32 disabled_rb_mask;
1452 rdev->config.r600.tiling_group_size = 256;
1453 switch (rdev->family) {
1455 rdev->config.r600.max_pipes = 4;
1456 rdev->config.r600.max_tile_pipes = 8;
1457 rdev->config.r600.max_simds = 4;
1458 rdev->config.r600.max_backends = 4;
1459 rdev->config.r600.max_gprs = 256;
1460 rdev->config.r600.max_threads = 192;
1461 rdev->config.r600.max_stack_entries = 256;
1462 rdev->config.r600.max_hw_contexts = 8;
1463 rdev->config.r600.max_gs_threads = 16;
1464 rdev->config.r600.sx_max_export_size = 128;
1465 rdev->config.r600.sx_max_export_pos_size = 16;
1466 rdev->config.r600.sx_max_export_smx_size = 128;
1467 rdev->config.r600.sq_num_cf_insts = 2;
1471 rdev->config.r600.max_pipes = 2;
1472 rdev->config.r600.max_tile_pipes = 2;
1473 rdev->config.r600.max_simds = 3;
1474 rdev->config.r600.max_backends = 1;
1475 rdev->config.r600.max_gprs = 128;
1476 rdev->config.r600.max_threads = 192;
1477 rdev->config.r600.max_stack_entries = 128;
1478 rdev->config.r600.max_hw_contexts = 8;
1479 rdev->config.r600.max_gs_threads = 4;
1480 rdev->config.r600.sx_max_export_size = 128;
1481 rdev->config.r600.sx_max_export_pos_size = 16;
1482 rdev->config.r600.sx_max_export_smx_size = 128;
1483 rdev->config.r600.sq_num_cf_insts = 2;
1489 rdev->config.r600.max_pipes = 1;
1490 rdev->config.r600.max_tile_pipes = 1;
1491 rdev->config.r600.max_simds = 2;
1492 rdev->config.r600.max_backends = 1;
1493 rdev->config.r600.max_gprs = 128;
1494 rdev->config.r600.max_threads = 192;
1495 rdev->config.r600.max_stack_entries = 128;
1496 rdev->config.r600.max_hw_contexts = 4;
1497 rdev->config.r600.max_gs_threads = 4;
1498 rdev->config.r600.sx_max_export_size = 128;
1499 rdev->config.r600.sx_max_export_pos_size = 16;
1500 rdev->config.r600.sx_max_export_smx_size = 128;
1501 rdev->config.r600.sq_num_cf_insts = 1;
1504 rdev->config.r600.max_pipes = 4;
1505 rdev->config.r600.max_tile_pipes = 4;
1506 rdev->config.r600.max_simds = 4;
1507 rdev->config.r600.max_backends = 4;
1508 rdev->config.r600.max_gprs = 192;
1509 rdev->config.r600.max_threads = 192;
1510 rdev->config.r600.max_stack_entries = 256;
1511 rdev->config.r600.max_hw_contexts = 8;
1512 rdev->config.r600.max_gs_threads = 16;
1513 rdev->config.r600.sx_max_export_size = 128;
1514 rdev->config.r600.sx_max_export_pos_size = 16;
1515 rdev->config.r600.sx_max_export_smx_size = 128;
1516 rdev->config.r600.sq_num_cf_insts = 2;
1522 /* Initialize HDP */
1523 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1524 WREG32((0x2c14 + j), 0x00000000);
1525 WREG32((0x2c18 + j), 0x00000000);
1526 WREG32((0x2c1c + j), 0x00000000);
1527 WREG32((0x2c20 + j), 0x00000000);
1528 WREG32((0x2c24 + j), 0x00000000);
1531 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1535 ramcfg = RREG32(RAMCFG);
1536 switch (rdev->config.r600.max_tile_pipes) {
1538 tiling_config |= PIPE_TILING(0);
1541 tiling_config |= PIPE_TILING(1);
1544 tiling_config |= PIPE_TILING(2);
1547 tiling_config |= PIPE_TILING(3);
1552 rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
1553 rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1554 tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1555 tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
1557 tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
1559 tiling_config |= ROW_TILING(3);
1560 tiling_config |= SAMPLE_SPLIT(3);
1562 tiling_config |= ROW_TILING(tmp);
1563 tiling_config |= SAMPLE_SPLIT(tmp);
1565 tiling_config |= BANK_SWAPS(1);
1567 cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
1568 tmp = R6XX_MAX_BACKENDS -
1569 r600_count_pipe_bits((cc_rb_backend_disable >> 16) & R6XX_MAX_BACKENDS_MASK);
1570 if (tmp < rdev->config.r600.max_backends) {
1571 rdev->config.r600.max_backends = tmp;
1574 cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0x00ffff00;
1575 tmp = R6XX_MAX_PIPES -
1576 r600_count_pipe_bits((cc_gc_shader_pipe_config >> 8) & R6XX_MAX_PIPES_MASK);
1577 if (tmp < rdev->config.r600.max_pipes) {
1578 rdev->config.r600.max_pipes = tmp;
1580 tmp = R6XX_MAX_SIMDS -
1581 r600_count_pipe_bits((cc_gc_shader_pipe_config >> 16) & R6XX_MAX_SIMDS_MASK);
1582 if (tmp < rdev->config.r600.max_simds) {
1583 rdev->config.r600.max_simds = tmp;
1586 disabled_rb_mask = (RREG32(CC_RB_BACKEND_DISABLE) >> 16) & R6XX_MAX_BACKENDS_MASK;
1587 tmp = (tiling_config & PIPE_TILING__MASK) >> PIPE_TILING__SHIFT;
1588 tmp = r6xx_remap_render_backend(rdev, tmp, rdev->config.r600.max_backends,
1589 R6XX_MAX_BACKENDS, disabled_rb_mask);
1590 tiling_config |= tmp << 16;
1591 rdev->config.r600.backend_map = tmp;
1593 rdev->config.r600.tile_config = tiling_config;
1594 WREG32(GB_TILING_CONFIG, tiling_config);
1595 WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
1596 WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
1598 tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
1599 WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
1600 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
1602 /* Setup some CP states */
1603 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
1604 WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
1606 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
1607 SYNC_WALKER | SYNC_ALIGNER));
1608 /* Setup various GPU states */
1609 if (rdev->family == CHIP_RV670)
1610 WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
1612 tmp = RREG32(SX_DEBUG_1);
1613 tmp |= SMX_EVENT_RELEASE;
1614 if ((rdev->family > CHIP_R600))
1615 tmp |= ENABLE_NEW_SMX_ADDRESS;
1616 WREG32(SX_DEBUG_1, tmp);
1618 if (((rdev->family) == CHIP_R600) ||
1619 ((rdev->family) == CHIP_RV630) ||
1620 ((rdev->family) == CHIP_RV610) ||
1621 ((rdev->family) == CHIP_RV620) ||
1622 ((rdev->family) == CHIP_RS780) ||
1623 ((rdev->family) == CHIP_RS880)) {
1624 WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
1626 WREG32(DB_DEBUG, 0);
1628 WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
1629 DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
1631 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1632 WREG32(VGT_NUM_INSTANCES, 0);
1634 WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
1635 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
1637 tmp = RREG32(SQ_MS_FIFO_SIZES);
1638 if (((rdev->family) == CHIP_RV610) ||
1639 ((rdev->family) == CHIP_RV620) ||
1640 ((rdev->family) == CHIP_RS780) ||
1641 ((rdev->family) == CHIP_RS880)) {
1642 tmp = (CACHE_FIFO_SIZE(0xa) |
1643 FETCH_FIFO_HIWATER(0xa) |
1644 DONE_FIFO_HIWATER(0xe0) |
1645 ALU_UPDATE_FIFO_HIWATER(0x8));
1646 } else if (((rdev->family) == CHIP_R600) ||
1647 ((rdev->family) == CHIP_RV630)) {
1648 tmp &= ~DONE_FIFO_HIWATER(0xff);
1649 tmp |= DONE_FIFO_HIWATER(0x4);
1651 WREG32(SQ_MS_FIFO_SIZES, tmp);
1653 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1654 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1656 sq_config = RREG32(SQ_CONFIG);
1657 sq_config &= ~(PS_PRIO(3) |
1661 sq_config |= (DX9_CONSTS |
1668 if ((rdev->family) == CHIP_R600) {
1669 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
1671 NUM_CLAUSE_TEMP_GPRS(4));
1672 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
1674 sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
1675 NUM_VS_THREADS(48) |
1678 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
1679 NUM_VS_STACK_ENTRIES(128));
1680 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
1681 NUM_ES_STACK_ENTRIES(0));
1682 } else if (((rdev->family) == CHIP_RV610) ||
1683 ((rdev->family) == CHIP_RV620) ||
1684 ((rdev->family) == CHIP_RS780) ||
1685 ((rdev->family) == CHIP_RS880)) {
1686 /* no vertex cache */
1687 sq_config &= ~VC_ENABLE;
1689 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1691 NUM_CLAUSE_TEMP_GPRS(2));
1692 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1694 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1695 NUM_VS_THREADS(78) |
1697 NUM_ES_THREADS(31));
1698 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1699 NUM_VS_STACK_ENTRIES(40));
1700 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1701 NUM_ES_STACK_ENTRIES(16));
1702 } else if (((rdev->family) == CHIP_RV630) ||
1703 ((rdev->family) == CHIP_RV635)) {
1704 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1706 NUM_CLAUSE_TEMP_GPRS(2));
1707 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
1709 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1710 NUM_VS_THREADS(78) |
1712 NUM_ES_THREADS(31));
1713 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1714 NUM_VS_STACK_ENTRIES(40));
1715 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1716 NUM_ES_STACK_ENTRIES(16));
1717 } else if ((rdev->family) == CHIP_RV670) {
1718 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1720 NUM_CLAUSE_TEMP_GPRS(2));
1721 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1723 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1724 NUM_VS_THREADS(78) |
1726 NUM_ES_THREADS(31));
1727 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
1728 NUM_VS_STACK_ENTRIES(64));
1729 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
1730 NUM_ES_STACK_ENTRIES(64));
1733 WREG32(SQ_CONFIG, sq_config);
1734 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
1735 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
1736 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1737 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
1738 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
1740 if (((rdev->family) == CHIP_RV610) ||
1741 ((rdev->family) == CHIP_RV620) ||
1742 ((rdev->family) == CHIP_RS780) ||
1743 ((rdev->family) == CHIP_RS880)) {
1744 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
1746 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
1749 /* More default values. 2D/3D driver should adjust as needed */
1750 WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
1751 S1_X(0x4) | S1_Y(0xc)));
1752 WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
1753 S1_X(0x2) | S1_Y(0x2) |
1754 S2_X(0xa) | S2_Y(0x6) |
1755 S3_X(0x6) | S3_Y(0xa)));
1756 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
1757 S1_X(0x4) | S1_Y(0xc) |
1758 S2_X(0x1) | S2_Y(0x6) |
1759 S3_X(0xa) | S3_Y(0xe)));
1760 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
1761 S5_X(0x0) | S5_Y(0x0) |
1762 S6_X(0xb) | S6_Y(0x4) |
1763 S7_X(0x7) | S7_Y(0x8)));
1765 WREG32(VGT_STRMOUT_EN, 0);
1766 tmp = rdev->config.r600.max_pipes * 16;
1767 switch (rdev->family) {
1783 WREG32(VGT_ES_PER_GS, 128);
1784 WREG32(VGT_GS_PER_ES, tmp);
1785 WREG32(VGT_GS_PER_VS, 2);
1786 WREG32(VGT_GS_VERTEX_REUSE, 16);
1788 /* more default values. 2D/3D driver should adjust as needed */
1789 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
1790 WREG32(VGT_STRMOUT_EN, 0);
1792 WREG32(PA_SC_MODE_CNTL, 0);
1793 WREG32(PA_SC_AA_CONFIG, 0);
1794 WREG32(PA_SC_LINE_STIPPLE, 0);
1795 WREG32(SPI_INPUT_Z, 0);
1796 WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
1797 WREG32(CB_COLOR7_FRAG, 0);
1799 /* Clear render buffer base addresses */
1800 WREG32(CB_COLOR0_BASE, 0);
1801 WREG32(CB_COLOR1_BASE, 0);
1802 WREG32(CB_COLOR2_BASE, 0);
1803 WREG32(CB_COLOR3_BASE, 0);
1804 WREG32(CB_COLOR4_BASE, 0);
1805 WREG32(CB_COLOR5_BASE, 0);
1806 WREG32(CB_COLOR6_BASE, 0);
1807 WREG32(CB_COLOR7_BASE, 0);
1808 WREG32(CB_COLOR7_FRAG, 0);
1810 switch (rdev->family) {
1815 tmp = TC_L2_SIZE(8);
1819 tmp = TC_L2_SIZE(4);
1822 tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
1825 tmp = TC_L2_SIZE(0);
1828 WREG32(TC_CNTL, tmp);
1830 tmp = RREG32(HDP_HOST_PATH_CNTL);
1831 WREG32(HDP_HOST_PATH_CNTL, tmp);
1833 tmp = RREG32(ARB_POP);
1834 tmp |= ENABLE_TC128;
1835 WREG32(ARB_POP, tmp);
1837 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1838 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
1840 WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
1841 WREG32(VC_ENHANCE, 0);
1846 * Indirect registers accessor
1848 u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
1852 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1853 (void)RREG32(PCIE_PORT_INDEX);
1854 r = RREG32(PCIE_PORT_DATA);
1858 void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
1860 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1861 (void)RREG32(PCIE_PORT_INDEX);
1862 WREG32(PCIE_PORT_DATA, (v));
1863 (void)RREG32(PCIE_PORT_DATA);
1869 void r600_cp_stop(struct radeon_device *rdev)
1871 radeon_ttm_set_active_vram_size(rdev, rdev->mc.visible_vram_size);
1872 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1873 WREG32(SCRATCH_UMSK, 0);
1876 int r600_init_microcode(struct radeon_device *rdev)
1878 struct platform_device *pdev;
1879 const char *chip_name;
1880 const char *rlc_chip_name;
1881 size_t pfp_req_size, me_req_size, rlc_req_size;
1887 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
1890 printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
1894 switch (rdev->family) {
1897 rlc_chip_name = "R600";
1900 chip_name = "RV610";
1901 rlc_chip_name = "R600";
1904 chip_name = "RV630";
1905 rlc_chip_name = "R600";
1908 chip_name = "RV620";
1909 rlc_chip_name = "R600";
1912 chip_name = "RV635";
1913 rlc_chip_name = "R600";
1916 chip_name = "RV670";
1917 rlc_chip_name = "R600";
1921 chip_name = "RS780";
1922 rlc_chip_name = "R600";
1925 chip_name = "RV770";
1926 rlc_chip_name = "R700";
1930 chip_name = "RV730";
1931 rlc_chip_name = "R700";
1934 chip_name = "RV710";
1935 rlc_chip_name = "R700";
1938 chip_name = "CEDAR";
1939 rlc_chip_name = "CEDAR";
1942 chip_name = "REDWOOD";
1943 rlc_chip_name = "REDWOOD";
1946 chip_name = "JUNIPER";
1947 rlc_chip_name = "JUNIPER";
1951 chip_name = "CYPRESS";
1952 rlc_chip_name = "CYPRESS";
1956 rlc_chip_name = "SUMO";
1960 rlc_chip_name = "SUMO";
1963 chip_name = "SUMO2";
1964 rlc_chip_name = "SUMO";
1969 if (rdev->family >= CHIP_CEDAR) {
1970 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
1971 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
1972 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
1973 } else if (rdev->family >= CHIP_RV770) {
1974 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
1975 me_req_size = R700_PM4_UCODE_SIZE * 4;
1976 rlc_req_size = R700_RLC_UCODE_SIZE * 4;
1978 pfp_req_size = PFP_UCODE_SIZE * 4;
1979 me_req_size = PM4_UCODE_SIZE * 12;
1980 rlc_req_size = RLC_UCODE_SIZE * 4;
1983 DRM_INFO("Loading %s Microcode\n", chip_name);
1985 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
1986 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
1989 if (rdev->pfp_fw->size != pfp_req_size) {
1991 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
1992 rdev->pfp_fw->size, fw_name);
1997 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
1998 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
2001 if (rdev->me_fw->size != me_req_size) {
2003 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2004 rdev->me_fw->size, fw_name);
2008 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
2009 err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
2012 if (rdev->rlc_fw->size != rlc_req_size) {
2014 "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
2015 rdev->rlc_fw->size, fw_name);
2020 platform_device_unregister(pdev);
2025 "r600_cp: Failed to load firmware \"%s\"\n",
2027 release_firmware(rdev->pfp_fw);
2028 rdev->pfp_fw = NULL;
2029 release_firmware(rdev->me_fw);
2031 release_firmware(rdev->rlc_fw);
2032 rdev->rlc_fw = NULL;
2037 static int r600_cp_load_microcode(struct radeon_device *rdev)
2039 const __be32 *fw_data;
2042 if (!rdev->me_fw || !rdev->pfp_fw)
2051 RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
2054 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2055 RREG32(GRBM_SOFT_RESET);
2057 WREG32(GRBM_SOFT_RESET, 0);
2059 WREG32(CP_ME_RAM_WADDR, 0);
2061 fw_data = (const __be32 *)rdev->me_fw->data;
2062 WREG32(CP_ME_RAM_WADDR, 0);
2063 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
2064 WREG32(CP_ME_RAM_DATA,
2065 be32_to_cpup(fw_data++));
2067 fw_data = (const __be32 *)rdev->pfp_fw->data;
2068 WREG32(CP_PFP_UCODE_ADDR, 0);
2069 for (i = 0; i < PFP_UCODE_SIZE; i++)
2070 WREG32(CP_PFP_UCODE_DATA,
2071 be32_to_cpup(fw_data++));
2073 WREG32(CP_PFP_UCODE_ADDR, 0);
2074 WREG32(CP_ME_RAM_WADDR, 0);
2075 WREG32(CP_ME_RAM_RADDR, 0);
2079 int r600_cp_start(struct radeon_device *rdev)
2081 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2085 r = radeon_ring_lock(rdev, ring, 7);
2087 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2090 radeon_ring_write(ring, PACKET3(PACKET3_ME_INITIALIZE, 5));
2091 radeon_ring_write(ring, 0x1);
2092 if (rdev->family >= CHIP_RV770) {
2093 radeon_ring_write(ring, 0x0);
2094 radeon_ring_write(ring, rdev->config.rv770.max_hw_contexts - 1);
2096 radeon_ring_write(ring, 0x3);
2097 radeon_ring_write(ring, rdev->config.r600.max_hw_contexts - 1);
2099 radeon_ring_write(ring, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
2100 radeon_ring_write(ring, 0);
2101 radeon_ring_write(ring, 0);
2102 radeon_ring_unlock_commit(rdev, ring);
2105 WREG32(R_0086D8_CP_ME_CNTL, cp_me);
2109 int r600_cp_resume(struct radeon_device *rdev)
2111 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2117 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2118 RREG32(GRBM_SOFT_RESET);
2120 WREG32(GRBM_SOFT_RESET, 0);
2122 /* Set ring buffer size */
2123 rb_bufsz = drm_order(ring->ring_size / 8);
2124 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
2126 tmp |= BUF_SWAP_32BIT;
2128 WREG32(CP_RB_CNTL, tmp);
2129 WREG32(CP_SEM_WAIT_TIMER, 0x0);
2131 /* Set the write pointer delay */
2132 WREG32(CP_RB_WPTR_DELAY, 0);
2134 /* Initialize the ring buffer's read and write pointers */
2135 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
2136 WREG32(CP_RB_RPTR_WR, 0);
2138 WREG32(CP_RB_WPTR, ring->wptr);
2140 /* set the wb address whether it's enabled or not */
2141 WREG32(CP_RB_RPTR_ADDR,
2142 ((rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC));
2143 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
2144 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
2146 if (rdev->wb.enabled)
2147 WREG32(SCRATCH_UMSK, 0xff);
2149 tmp |= RB_NO_UPDATE;
2150 WREG32(SCRATCH_UMSK, 0);
2154 WREG32(CP_RB_CNTL, tmp);
2156 WREG32(CP_RB_BASE, ring->gpu_addr >> 8);
2157 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
2159 ring->rptr = RREG32(CP_RB_RPTR);
2161 r600_cp_start(rdev);
2163 r = radeon_ring_test(rdev, RADEON_RING_TYPE_GFX_INDEX, ring);
2165 ring->ready = false;
2171 void r600_ring_init(struct radeon_device *rdev, struct radeon_ring *ring, unsigned ring_size)
2176 /* Align ring size */
2177 rb_bufsz = drm_order(ring_size / 8);
2178 ring_size = (1 << (rb_bufsz + 1)) * 4;
2179 ring->ring_size = ring_size;
2180 ring->align_mask = 16 - 1;
2182 if (radeon_ring_supports_scratch_reg(rdev, ring)) {
2183 r = radeon_scratch_get(rdev, &ring->rptr_save_reg);
2185 DRM_ERROR("failed to get scratch reg for rptr save (%d).\n", r);
2186 ring->rptr_save_reg = 0;
2191 void r600_cp_fini(struct radeon_device *rdev)
2193 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2195 radeon_ring_fini(rdev, ring);
2196 radeon_scratch_free(rdev, ring->rptr_save_reg);
2201 * GPU scratch registers helpers function.
2203 void r600_scratch_init(struct radeon_device *rdev)
2207 rdev->scratch.num_reg = 7;
2208 rdev->scratch.reg_base = SCRATCH_REG0;
2209 for (i = 0; i < rdev->scratch.num_reg; i++) {
2210 rdev->scratch.free[i] = true;
2211 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
2215 int r600_ring_test(struct radeon_device *rdev, struct radeon_ring *ring)
2222 r = radeon_scratch_get(rdev, &scratch);
2224 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
2227 WREG32(scratch, 0xCAFEDEAD);
2228 r = radeon_ring_lock(rdev, ring, 3);
2230 DRM_ERROR("radeon: cp failed to lock ring %d (%d).\n", ring->idx, r);
2231 radeon_scratch_free(rdev, scratch);
2234 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2235 radeon_ring_write(ring, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2236 radeon_ring_write(ring, 0xDEADBEEF);
2237 radeon_ring_unlock_commit(rdev, ring);
2238 for (i = 0; i < rdev->usec_timeout; i++) {
2239 tmp = RREG32(scratch);
2240 if (tmp == 0xDEADBEEF)
2244 if (i < rdev->usec_timeout) {
2245 DRM_INFO("ring test on %d succeeded in %d usecs\n", ring->idx, i);
2247 DRM_ERROR("radeon: ring %d test failed (scratch(0x%04X)=0x%08X)\n",
2248 ring->idx, scratch, tmp);
2251 radeon_scratch_free(rdev, scratch);
2255 void r600_fence_ring_emit(struct radeon_device *rdev,
2256 struct radeon_fence *fence)
2258 struct radeon_ring *ring = &rdev->ring[fence->ring];
2260 if (rdev->wb.use_event) {
2261 u64 addr = rdev->fence_drv[fence->ring].gpu_addr;
2262 /* flush read cache over gart */
2263 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
2264 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
2265 PACKET3_VC_ACTION_ENA |
2266 PACKET3_SH_ACTION_ENA);
2267 radeon_ring_write(ring, 0xFFFFFFFF);
2268 radeon_ring_write(ring, 0);
2269 radeon_ring_write(ring, 10); /* poll interval */
2270 /* EVENT_WRITE_EOP - flush caches, send int */
2271 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
2272 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
2273 radeon_ring_write(ring, addr & 0xffffffff);
2274 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
2275 radeon_ring_write(ring, fence->seq);
2276 radeon_ring_write(ring, 0);
2278 /* flush read cache over gart */
2279 radeon_ring_write(ring, PACKET3(PACKET3_SURFACE_SYNC, 3));
2280 radeon_ring_write(ring, PACKET3_TC_ACTION_ENA |
2281 PACKET3_VC_ACTION_ENA |
2282 PACKET3_SH_ACTION_ENA);
2283 radeon_ring_write(ring, 0xFFFFFFFF);
2284 radeon_ring_write(ring, 0);
2285 radeon_ring_write(ring, 10); /* poll interval */
2286 radeon_ring_write(ring, PACKET3(PACKET3_EVENT_WRITE, 0));
2287 radeon_ring_write(ring, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT) | EVENT_INDEX(0));
2288 /* wait for 3D idle clean */
2289 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2290 radeon_ring_write(ring, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2291 radeon_ring_write(ring, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
2292 /* Emit fence sequence & fire IRQ */
2293 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2294 radeon_ring_write(ring, ((rdev->fence_drv[fence->ring].scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2295 radeon_ring_write(ring, fence->seq);
2296 /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
2297 radeon_ring_write(ring, PACKET0(CP_INT_STATUS, 0));
2298 radeon_ring_write(ring, RB_INT_STAT);
2302 void r600_semaphore_ring_emit(struct radeon_device *rdev,
2303 struct radeon_ring *ring,
2304 struct radeon_semaphore *semaphore,
2307 uint64_t addr = semaphore->gpu_addr;
2308 unsigned sel = emit_wait ? PACKET3_SEM_SEL_WAIT : PACKET3_SEM_SEL_SIGNAL;
2310 if (rdev->family < CHIP_CAYMAN)
2311 sel |= PACKET3_SEM_WAIT_ON_SIGNAL;
2313 radeon_ring_write(ring, PACKET3(PACKET3_MEM_SEMAPHORE, 1));
2314 radeon_ring_write(ring, addr & 0xffffffff);
2315 radeon_ring_write(ring, (upper_32_bits(addr) & 0xff) | sel);
2318 int r600_copy_blit(struct radeon_device *rdev,
2319 uint64_t src_offset,
2320 uint64_t dst_offset,
2321 unsigned num_gpu_pages,
2322 struct radeon_fence **fence)
2324 struct radeon_semaphore *sem = NULL;
2325 struct radeon_sa_bo *vb = NULL;
2328 r = r600_blit_prepare_copy(rdev, num_gpu_pages, fence, &vb, &sem);
2332 r600_kms_blit_copy(rdev, src_offset, dst_offset, num_gpu_pages, vb);
2333 r600_blit_done_copy(rdev, fence, vb, sem);
2337 int r600_set_surface_reg(struct radeon_device *rdev, int reg,
2338 uint32_t tiling_flags, uint32_t pitch,
2339 uint32_t offset, uint32_t obj_size)
2341 /* FIXME: implement */
2345 void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
2347 /* FIXME: implement */
2350 int r600_startup(struct radeon_device *rdev)
2352 struct radeon_ring *ring = &rdev->ring[RADEON_RING_TYPE_GFX_INDEX];
2355 /* enable pcie gen2 link */
2356 r600_pcie_gen2_enable(rdev);
2358 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2359 r = r600_init_microcode(rdev);
2361 DRM_ERROR("Failed to load firmware!\n");
2366 r = r600_vram_scratch_init(rdev);
2370 r600_mc_program(rdev);
2371 if (rdev->flags & RADEON_IS_AGP) {
2372 r600_agp_enable(rdev);
2374 r = r600_pcie_gart_enable(rdev);
2378 r600_gpu_init(rdev);
2379 r = r600_blit_init(rdev);
2381 r600_blit_fini(rdev);
2382 rdev->asic->copy.copy = NULL;
2383 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
2386 /* allocate wb buffer */
2387 r = radeon_wb_init(rdev);
2391 r = radeon_fence_driver_start_ring(rdev, RADEON_RING_TYPE_GFX_INDEX);
2393 dev_err(rdev->dev, "failed initializing CP fences (%d).\n", r);
2398 r = r600_irq_init(rdev);
2400 DRM_ERROR("radeon: IH init failed (%d).\n", r);
2401 radeon_irq_kms_fini(rdev);
2406 r = radeon_ring_init(rdev, ring, ring->ring_size, RADEON_WB_CP_RPTR_OFFSET,
2407 R600_CP_RB_RPTR, R600_CP_RB_WPTR,
2408 0, 0xfffff, RADEON_CP_PACKET2);
2412 r = r600_cp_load_microcode(rdev);
2415 r = r600_cp_resume(rdev);
2419 r = radeon_ib_pool_init(rdev);
2421 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
2425 r = r600_audio_init(rdev);
2427 DRM_ERROR("radeon: audio init failed\n");
2434 void r600_vga_set_state(struct radeon_device *rdev, bool state)
2438 temp = RREG32(CONFIG_CNTL);
2439 if (state == false) {
2445 WREG32(CONFIG_CNTL, temp);
2448 int r600_resume(struct radeon_device *rdev)
2452 /* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
2453 * posting will perform necessary task to bring back GPU into good
2457 atom_asic_init(rdev->mode_info.atom_context);
2459 rdev->accel_working = true;
2460 r = r600_startup(rdev);
2462 DRM_ERROR("r600 startup failed on resume\n");
2463 rdev->accel_working = false;
2470 int r600_suspend(struct radeon_device *rdev)
2472 r600_audio_fini(rdev);
2474 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ready = false;
2475 r600_irq_suspend(rdev);
2476 radeon_wb_disable(rdev);
2477 r600_pcie_gart_disable(rdev);
2482 /* Plan is to move initialization in that function and use
2483 * helper function so that radeon_device_init pretty much
2484 * do nothing more than calling asic specific function. This
2485 * should also allow to remove a bunch of callback function
2488 int r600_init(struct radeon_device *rdev)
2492 if (r600_debugfs_mc_info_init(rdev)) {
2493 DRM_ERROR("Failed to register debugfs file for mc !\n");
2496 if (!radeon_get_bios(rdev)) {
2497 if (ASIC_IS_AVIVO(rdev))
2500 /* Must be an ATOMBIOS */
2501 if (!rdev->is_atom_bios) {
2502 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
2505 r = radeon_atombios_init(rdev);
2508 /* Post card if necessary */
2509 if (!radeon_card_posted(rdev)) {
2511 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2514 DRM_INFO("GPU not posted. posting now...\n");
2515 atom_asic_init(rdev->mode_info.atom_context);
2517 /* Initialize scratch registers */
2518 r600_scratch_init(rdev);
2519 /* Initialize surface registers */
2520 radeon_surface_init(rdev);
2521 /* Initialize clocks */
2522 radeon_get_clock_info(rdev->ddev);
2524 r = radeon_fence_driver_init(rdev);
2527 if (rdev->flags & RADEON_IS_AGP) {
2528 r = radeon_agp_init(rdev);
2530 radeon_agp_disable(rdev);
2532 r = r600_mc_init(rdev);
2535 /* Memory manager */
2536 r = radeon_bo_init(rdev);
2540 r = radeon_irq_kms_init(rdev);
2544 rdev->ring[RADEON_RING_TYPE_GFX_INDEX].ring_obj = NULL;
2545 r600_ring_init(rdev, &rdev->ring[RADEON_RING_TYPE_GFX_INDEX], 1024 * 1024);
2547 rdev->ih.ring_obj = NULL;
2548 r600_ih_ring_init(rdev, 64 * 1024);
2550 r = r600_pcie_gart_init(rdev);
2554 rdev->accel_working = true;
2555 r = r600_startup(rdev);
2557 dev_err(rdev->dev, "disabling GPU acceleration\n");
2559 r600_irq_fini(rdev);
2560 radeon_wb_fini(rdev);
2561 radeon_ib_pool_fini(rdev);
2562 radeon_irq_kms_fini(rdev);
2563 r600_pcie_gart_fini(rdev);
2564 rdev->accel_working = false;
2570 void r600_fini(struct radeon_device *rdev)
2572 r600_audio_fini(rdev);
2573 r600_blit_fini(rdev);
2575 r600_irq_fini(rdev);
2576 radeon_wb_fini(rdev);
2577 radeon_ib_pool_fini(rdev);
2578 radeon_irq_kms_fini(rdev);
2579 r600_pcie_gart_fini(rdev);
2580 r600_vram_scratch_fini(rdev);
2581 radeon_agp_fini(rdev);
2582 radeon_gem_fini(rdev);
2583 radeon_fence_driver_fini(rdev);
2584 radeon_bo_fini(rdev);
2585 radeon_atombios_fini(rdev);
2594 void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
2596 struct radeon_ring *ring = &rdev->ring[ib->ring];
2599 if (ring->rptr_save_reg) {
2600 next_rptr = ring->wptr + 3 + 4;
2601 radeon_ring_write(ring, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2602 radeon_ring_write(ring, ((ring->rptr_save_reg -
2603 PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2604 radeon_ring_write(ring, next_rptr);
2605 } else if (rdev->wb.enabled) {
2606 next_rptr = ring->wptr + 5 + 4;
2607 radeon_ring_write(ring, PACKET3(PACKET3_MEM_WRITE, 3));
2608 radeon_ring_write(ring, ring->next_rptr_gpu_addr & 0xfffffffc);
2609 radeon_ring_write(ring, (upper_32_bits(ring->next_rptr_gpu_addr) & 0xff) | (1 << 18));
2610 radeon_ring_write(ring, next_rptr);
2611 radeon_ring_write(ring, 0);
2614 radeon_ring_write(ring, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
2615 radeon_ring_write(ring,
2619 (ib->gpu_addr & 0xFFFFFFFC));
2620 radeon_ring_write(ring, upper_32_bits(ib->gpu_addr) & 0xFF);
2621 radeon_ring_write(ring, ib->length_dw);
2624 int r600_ib_test(struct radeon_device *rdev, struct radeon_ring *ring)
2626 struct radeon_ib ib;
2632 r = radeon_scratch_get(rdev, &scratch);
2634 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
2637 WREG32(scratch, 0xCAFEDEAD);
2638 r = radeon_ib_get(rdev, ring->idx, &ib, 256);
2640 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
2643 ib.ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
2644 ib.ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2645 ib.ptr[2] = 0xDEADBEEF;
2647 r = radeon_ib_schedule(rdev, &ib, NULL);
2649 radeon_scratch_free(rdev, scratch);
2650 radeon_ib_free(rdev, &ib);
2651 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
2654 r = radeon_fence_wait(ib.fence, false);
2656 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
2659 for (i = 0; i < rdev->usec_timeout; i++) {
2660 tmp = RREG32(scratch);
2661 if (tmp == 0xDEADBEEF)
2665 if (i < rdev->usec_timeout) {
2666 DRM_INFO("ib test on ring %d succeeded in %u usecs\n", ib.fence->ring, i);
2668 DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
2672 radeon_scratch_free(rdev, scratch);
2673 radeon_ib_free(rdev, &ib);
2680 * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty
2681 * the same as the CP ring buffer, but in reverse. Rather than the CPU
2682 * writing to the ring and the GPU consuming, the GPU writes to the ring
2683 * and host consumes. As the host irq handler processes interrupts, it
2684 * increments the rptr. When the rptr catches up with the wptr, all the
2685 * current interrupts have been processed.
2688 void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
2692 /* Align ring size */
2693 rb_bufsz = drm_order(ring_size / 4);
2694 ring_size = (1 << rb_bufsz) * 4;
2695 rdev->ih.ring_size = ring_size;
2696 rdev->ih.ptr_mask = rdev->ih.ring_size - 1;
2700 int r600_ih_ring_alloc(struct radeon_device *rdev)
2704 /* Allocate ring buffer */
2705 if (rdev->ih.ring_obj == NULL) {
2706 r = radeon_bo_create(rdev, rdev->ih.ring_size,
2708 RADEON_GEM_DOMAIN_GTT,
2709 NULL, &rdev->ih.ring_obj);
2711 DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
2714 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2715 if (unlikely(r != 0))
2717 r = radeon_bo_pin(rdev->ih.ring_obj,
2718 RADEON_GEM_DOMAIN_GTT,
2719 &rdev->ih.gpu_addr);
2721 radeon_bo_unreserve(rdev->ih.ring_obj);
2722 DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
2725 r = radeon_bo_kmap(rdev->ih.ring_obj,
2726 (void **)&rdev->ih.ring);
2727 radeon_bo_unreserve(rdev->ih.ring_obj);
2729 DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
2736 void r600_ih_ring_fini(struct radeon_device *rdev)
2739 if (rdev->ih.ring_obj) {
2740 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2741 if (likely(r == 0)) {
2742 radeon_bo_kunmap(rdev->ih.ring_obj);
2743 radeon_bo_unpin(rdev->ih.ring_obj);
2744 radeon_bo_unreserve(rdev->ih.ring_obj);
2746 radeon_bo_unref(&rdev->ih.ring_obj);
2747 rdev->ih.ring = NULL;
2748 rdev->ih.ring_obj = NULL;
2752 void r600_rlc_stop(struct radeon_device *rdev)
2755 if ((rdev->family >= CHIP_RV770) &&
2756 (rdev->family <= CHIP_RV740)) {
2757 /* r7xx asics need to soft reset RLC before halting */
2758 WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
2759 RREG32(SRBM_SOFT_RESET);
2761 WREG32(SRBM_SOFT_RESET, 0);
2762 RREG32(SRBM_SOFT_RESET);
2765 WREG32(RLC_CNTL, 0);
2768 static void r600_rlc_start(struct radeon_device *rdev)
2770 WREG32(RLC_CNTL, RLC_ENABLE);
2773 static int r600_rlc_init(struct radeon_device *rdev)
2776 const __be32 *fw_data;
2781 r600_rlc_stop(rdev);
2783 WREG32(RLC_HB_CNTL, 0);
2785 if (rdev->family == CHIP_ARUBA) {
2786 WREG32(TN_RLC_SAVE_AND_RESTORE_BASE, rdev->rlc.save_restore_gpu_addr >> 8);
2787 WREG32(TN_RLC_CLEAR_STATE_RESTORE_BASE, rdev->rlc.clear_state_gpu_addr >> 8);
2789 if (rdev->family <= CHIP_CAYMAN) {
2790 WREG32(RLC_HB_BASE, 0);
2791 WREG32(RLC_HB_RPTR, 0);
2792 WREG32(RLC_HB_WPTR, 0);
2794 if (rdev->family <= CHIP_CAICOS) {
2795 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
2796 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
2798 WREG32(RLC_MC_CNTL, 0);
2799 WREG32(RLC_UCODE_CNTL, 0);
2801 fw_data = (const __be32 *)rdev->rlc_fw->data;
2802 if (rdev->family >= CHIP_ARUBA) {
2803 for (i = 0; i < ARUBA_RLC_UCODE_SIZE; i++) {
2804 WREG32(RLC_UCODE_ADDR, i);
2805 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2807 } else if (rdev->family >= CHIP_CAYMAN) {
2808 for (i = 0; i < CAYMAN_RLC_UCODE_SIZE; i++) {
2809 WREG32(RLC_UCODE_ADDR, i);
2810 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2812 } else if (rdev->family >= CHIP_CEDAR) {
2813 for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) {
2814 WREG32(RLC_UCODE_ADDR, i);
2815 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2817 } else if (rdev->family >= CHIP_RV770) {
2818 for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
2819 WREG32(RLC_UCODE_ADDR, i);
2820 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2823 for (i = 0; i < RLC_UCODE_SIZE; i++) {
2824 WREG32(RLC_UCODE_ADDR, i);
2825 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2828 WREG32(RLC_UCODE_ADDR, 0);
2830 r600_rlc_start(rdev);
2835 static void r600_enable_interrupts(struct radeon_device *rdev)
2837 u32 ih_cntl = RREG32(IH_CNTL);
2838 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2840 ih_cntl |= ENABLE_INTR;
2841 ih_rb_cntl |= IH_RB_ENABLE;
2842 WREG32(IH_CNTL, ih_cntl);
2843 WREG32(IH_RB_CNTL, ih_rb_cntl);
2844 rdev->ih.enabled = true;
2847 void r600_disable_interrupts(struct radeon_device *rdev)
2849 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2850 u32 ih_cntl = RREG32(IH_CNTL);
2852 ih_rb_cntl &= ~IH_RB_ENABLE;
2853 ih_cntl &= ~ENABLE_INTR;
2854 WREG32(IH_RB_CNTL, ih_rb_cntl);
2855 WREG32(IH_CNTL, ih_cntl);
2856 /* set rptr, wptr to 0 */
2857 WREG32(IH_RB_RPTR, 0);
2858 WREG32(IH_RB_WPTR, 0);
2859 rdev->ih.enabled = false;
2863 static void r600_disable_interrupt_state(struct radeon_device *rdev)
2867 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
2868 WREG32(GRBM_INT_CNTL, 0);
2869 WREG32(DxMODE_INT_MASK, 0);
2870 WREG32(D1GRPH_INTERRUPT_CONTROL, 0);
2871 WREG32(D2GRPH_INTERRUPT_CONTROL, 0);
2872 if (ASIC_IS_DCE3(rdev)) {
2873 WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
2874 WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
2875 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2876 WREG32(DC_HPD1_INT_CONTROL, tmp);
2877 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2878 WREG32(DC_HPD2_INT_CONTROL, tmp);
2879 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2880 WREG32(DC_HPD3_INT_CONTROL, tmp);
2881 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2882 WREG32(DC_HPD4_INT_CONTROL, tmp);
2883 if (ASIC_IS_DCE32(rdev)) {
2884 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2885 WREG32(DC_HPD5_INT_CONTROL, tmp);
2886 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2887 WREG32(DC_HPD6_INT_CONTROL, tmp);
2888 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
2889 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
2890 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
2891 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
2893 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
2894 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
2895 tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
2896 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
2899 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
2900 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
2901 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2902 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
2903 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2904 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
2905 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2906 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
2907 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
2908 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
2909 tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
2910 WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
2914 int r600_irq_init(struct radeon_device *rdev)
2918 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
2921 ret = r600_ih_ring_alloc(rdev);
2926 r600_disable_interrupts(rdev);
2929 ret = r600_rlc_init(rdev);
2931 r600_ih_ring_fini(rdev);
2935 /* setup interrupt control */
2936 /* set dummy read address to ring address */
2937 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
2938 interrupt_cntl = RREG32(INTERRUPT_CNTL);
2939 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
2940 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
2942 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
2943 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
2944 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
2945 WREG32(INTERRUPT_CNTL, interrupt_cntl);
2947 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
2948 rb_bufsz = drm_order(rdev->ih.ring_size / 4);
2950 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
2951 IH_WPTR_OVERFLOW_CLEAR |
2954 if (rdev->wb.enabled)
2955 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
2957 /* set the writeback address whether it's enabled or not */
2958 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
2959 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
2961 WREG32(IH_RB_CNTL, ih_rb_cntl);
2963 /* set rptr, wptr to 0 */
2964 WREG32(IH_RB_RPTR, 0);
2965 WREG32(IH_RB_WPTR, 0);
2967 /* Default settings for IH_CNTL (disabled at first) */
2968 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10);
2969 /* RPTR_REARM only works if msi's are enabled */
2970 if (rdev->msi_enabled)
2971 ih_cntl |= RPTR_REARM;
2972 WREG32(IH_CNTL, ih_cntl);
2974 /* force the active interrupt state to all disabled */
2975 if (rdev->family >= CHIP_CEDAR)
2976 evergreen_disable_interrupt_state(rdev);
2978 r600_disable_interrupt_state(rdev);
2980 /* at this point everything should be setup correctly to enable master */
2981 pci_set_master(rdev->pdev);
2984 r600_enable_interrupts(rdev);
2989 void r600_irq_suspend(struct radeon_device *rdev)
2991 r600_irq_disable(rdev);
2992 r600_rlc_stop(rdev);
2995 void r600_irq_fini(struct radeon_device *rdev)
2997 r600_irq_suspend(rdev);
2998 r600_ih_ring_fini(rdev);
3001 int r600_irq_set(struct radeon_device *rdev)
3003 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
3005 u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
3006 u32 grbm_int_cntl = 0;
3008 u32 d1grph = 0, d2grph = 0;
3010 if (!rdev->irq.installed) {
3011 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
3014 /* don't enable anything if the ih is disabled */
3015 if (!rdev->ih.enabled) {
3016 r600_disable_interrupts(rdev);
3017 /* force the active interrupt state to all disabled */
3018 r600_disable_interrupt_state(rdev);
3022 if (ASIC_IS_DCE3(rdev)) {
3023 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3024 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3025 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3026 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
3027 if (ASIC_IS_DCE32(rdev)) {
3028 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
3029 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
3030 hdmi0 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
3031 hdmi1 = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1) & ~AFMT_AZ_FORMAT_WTRIG_MASK;
3033 hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3034 hdmi1 = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3037 hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3038 hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3039 hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3040 hdmi0 = RREG32(HDMI0_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3041 hdmi1 = RREG32(HDMI1_AUDIO_PACKET_CONTROL) & ~HDMI0_AZ_FORMAT_WTRIG_MASK;
3044 if (atomic_read(&rdev->irq.ring_int[RADEON_RING_TYPE_GFX_INDEX])) {
3045 DRM_DEBUG("r600_irq_set: sw int\n");
3046 cp_int_cntl |= RB_INT_ENABLE;
3047 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
3049 if (rdev->irq.crtc_vblank_int[0] ||
3050 atomic_read(&rdev->irq.pflip[0])) {
3051 DRM_DEBUG("r600_irq_set: vblank 0\n");
3052 mode_int |= D1MODE_VBLANK_INT_MASK;
3054 if (rdev->irq.crtc_vblank_int[1] ||
3055 atomic_read(&rdev->irq.pflip[1])) {
3056 DRM_DEBUG("r600_irq_set: vblank 1\n");
3057 mode_int |= D2MODE_VBLANK_INT_MASK;
3059 if (rdev->irq.hpd[0]) {
3060 DRM_DEBUG("r600_irq_set: hpd 1\n");
3061 hpd1 |= DC_HPDx_INT_EN;
3063 if (rdev->irq.hpd[1]) {
3064 DRM_DEBUG("r600_irq_set: hpd 2\n");
3065 hpd2 |= DC_HPDx_INT_EN;
3067 if (rdev->irq.hpd[2]) {
3068 DRM_DEBUG("r600_irq_set: hpd 3\n");
3069 hpd3 |= DC_HPDx_INT_EN;
3071 if (rdev->irq.hpd[3]) {
3072 DRM_DEBUG("r600_irq_set: hpd 4\n");
3073 hpd4 |= DC_HPDx_INT_EN;
3075 if (rdev->irq.hpd[4]) {
3076 DRM_DEBUG("r600_irq_set: hpd 5\n");
3077 hpd5 |= DC_HPDx_INT_EN;
3079 if (rdev->irq.hpd[5]) {
3080 DRM_DEBUG("r600_irq_set: hpd 6\n");
3081 hpd6 |= DC_HPDx_INT_EN;
3083 if (rdev->irq.afmt[0]) {
3084 DRM_DEBUG("r600_irq_set: hdmi 0\n");
3085 hdmi0 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
3087 if (rdev->irq.afmt[1]) {
3088 DRM_DEBUG("r600_irq_set: hdmi 0\n");
3089 hdmi1 |= HDMI0_AZ_FORMAT_WTRIG_MASK;
3092 WREG32(CP_INT_CNTL, cp_int_cntl);
3093 WREG32(DxMODE_INT_MASK, mode_int);
3094 WREG32(D1GRPH_INTERRUPT_CONTROL, d1grph);
3095 WREG32(D2GRPH_INTERRUPT_CONTROL, d2grph);
3096 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
3097 if (ASIC_IS_DCE3(rdev)) {
3098 WREG32(DC_HPD1_INT_CONTROL, hpd1);
3099 WREG32(DC_HPD2_INT_CONTROL, hpd2);
3100 WREG32(DC_HPD3_INT_CONTROL, hpd3);
3101 WREG32(DC_HPD4_INT_CONTROL, hpd4);
3102 if (ASIC_IS_DCE32(rdev)) {
3103 WREG32(DC_HPD5_INT_CONTROL, hpd5);
3104 WREG32(DC_HPD6_INT_CONTROL, hpd6);
3105 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, hdmi0);
3106 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, hdmi1);
3108 WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
3109 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
3112 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
3113 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
3114 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
3115 WREG32(HDMI0_AUDIO_PACKET_CONTROL, hdmi0);
3116 WREG32(HDMI1_AUDIO_PACKET_CONTROL, hdmi1);
3122 static void r600_irq_ack(struct radeon_device *rdev)
3126 if (ASIC_IS_DCE3(rdev)) {
3127 rdev->irq.stat_regs.r600.disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
3128 rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
3129 rdev->irq.stat_regs.r600.disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
3130 if (ASIC_IS_DCE32(rdev)) {
3131 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET0);
3132 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(AFMT_STATUS + DCE3_HDMI_OFFSET1);
3134 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS);
3135 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(DCE3_HDMI1_STATUS);
3138 rdev->irq.stat_regs.r600.disp_int = RREG32(DISP_INTERRUPT_STATUS);
3139 rdev->irq.stat_regs.r600.disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
3140 rdev->irq.stat_regs.r600.disp_int_cont2 = 0;
3141 rdev->irq.stat_regs.r600.hdmi0_status = RREG32(HDMI0_STATUS);
3142 rdev->irq.stat_regs.r600.hdmi1_status = RREG32(HDMI1_STATUS);
3144 rdev->irq.stat_regs.r600.d1grph_int = RREG32(D1GRPH_INTERRUPT_STATUS);
3145 rdev->irq.stat_regs.r600.d2grph_int = RREG32(D2GRPH_INTERRUPT_STATUS);
3147 if (rdev->irq.stat_regs.r600.d1grph_int & DxGRPH_PFLIP_INT_OCCURRED)
3148 WREG32(D1GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
3149 if (rdev->irq.stat_regs.r600.d2grph_int & DxGRPH_PFLIP_INT_OCCURRED)
3150 WREG32(D2GRPH_INTERRUPT_STATUS, DxGRPH_PFLIP_INT_CLEAR);
3151 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT)
3152 WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
3153 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT)
3154 WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
3155 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT)
3156 WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
3157 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT)
3158 WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
3159 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
3160 if (ASIC_IS_DCE3(rdev)) {
3161 tmp = RREG32(DC_HPD1_INT_CONTROL);
3162 tmp |= DC_HPDx_INT_ACK;
3163 WREG32(DC_HPD1_INT_CONTROL, tmp);
3165 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
3166 tmp |= DC_HPDx_INT_ACK;
3167 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
3170 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
3171 if (ASIC_IS_DCE3(rdev)) {
3172 tmp = RREG32(DC_HPD2_INT_CONTROL);
3173 tmp |= DC_HPDx_INT_ACK;
3174 WREG32(DC_HPD2_INT_CONTROL, tmp);
3176 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
3177 tmp |= DC_HPDx_INT_ACK;
3178 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
3181 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
3182 if (ASIC_IS_DCE3(rdev)) {
3183 tmp = RREG32(DC_HPD3_INT_CONTROL);
3184 tmp |= DC_HPDx_INT_ACK;
3185 WREG32(DC_HPD3_INT_CONTROL, tmp);
3187 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
3188 tmp |= DC_HPDx_INT_ACK;
3189 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
3192 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
3193 tmp = RREG32(DC_HPD4_INT_CONTROL);
3194 tmp |= DC_HPDx_INT_ACK;
3195 WREG32(DC_HPD4_INT_CONTROL, tmp);
3197 if (ASIC_IS_DCE32(rdev)) {
3198 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
3199 tmp = RREG32(DC_HPD5_INT_CONTROL);
3200 tmp |= DC_HPDx_INT_ACK;
3201 WREG32(DC_HPD5_INT_CONTROL, tmp);
3203 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
3204 tmp = RREG32(DC_HPD5_INT_CONTROL);
3205 tmp |= DC_HPDx_INT_ACK;
3206 WREG32(DC_HPD6_INT_CONTROL, tmp);
3208 if (rdev->irq.stat_regs.r600.hdmi0_status & AFMT_AZ_FORMAT_WTRIG) {
3209 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0);
3210 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
3211 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET0, tmp);
3213 if (rdev->irq.stat_regs.r600.hdmi1_status & AFMT_AZ_FORMAT_WTRIG) {
3214 tmp = RREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1);
3215 tmp |= AFMT_AZ_FORMAT_WTRIG_ACK;
3216 WREG32(AFMT_AUDIO_PACKET_CONTROL + DCE3_HDMI_OFFSET1, tmp);
3219 if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
3220 tmp = RREG32(HDMI0_AUDIO_PACKET_CONTROL);
3221 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
3222 WREG32(HDMI0_AUDIO_PACKET_CONTROL, tmp);
3224 if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
3225 if (ASIC_IS_DCE3(rdev)) {
3226 tmp = RREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL);
3227 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
3228 WREG32(DCE3_HDMI1_AUDIO_PACKET_CONTROL, tmp);
3230 tmp = RREG32(HDMI1_AUDIO_PACKET_CONTROL);
3231 tmp |= HDMI0_AZ_FORMAT_WTRIG_ACK;
3232 WREG32(HDMI1_AUDIO_PACKET_CONTROL, tmp);
3238 void r600_irq_disable(struct radeon_device *rdev)
3240 r600_disable_interrupts(rdev);
3241 /* Wait and acknowledge irq */
3244 r600_disable_interrupt_state(rdev);
3247 static u32 r600_get_ih_wptr(struct radeon_device *rdev)
3251 if (rdev->wb.enabled)
3252 wptr = le32_to_cpu(rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4]);
3254 wptr = RREG32(IH_RB_WPTR);
3256 if (wptr & RB_OVERFLOW) {
3257 /* When a ring buffer overflow happen start parsing interrupt
3258 * from the last not overwritten vector (wptr + 16). Hopefully
3259 * this should allow us to catchup.
3261 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
3262 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
3263 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
3264 tmp = RREG32(IH_RB_CNTL);
3265 tmp |= IH_WPTR_OVERFLOW_CLEAR;
3266 WREG32(IH_RB_CNTL, tmp);
3268 return (wptr & rdev->ih.ptr_mask);
3272 * Each IV ring entry is 128 bits:
3273 * [7:0] - interrupt source id
3275 * [59:32] - interrupt source data
3276 * [127:60] - reserved
3278 * The basic interrupt vector entries
3279 * are decoded as follows:
3280 * src_id src_data description
3285 * 19 0 FP Hot plug detection A
3286 * 19 1 FP Hot plug detection B
3287 * 19 2 DAC A auto-detection
3288 * 19 3 DAC B auto-detection
3294 * 181 - EOP Interrupt
3297 * Note, these are based on r600 and may need to be
3298 * adjusted or added to on newer asics
3301 int r600_irq_process(struct radeon_device *rdev)
3305 u32 src_id, src_data;
3307 bool queue_hotplug = false;
3308 bool queue_hdmi = false;
3310 if (!rdev->ih.enabled || rdev->shutdown)
3313 /* No MSIs, need a dummy read to flush PCI DMAs */
3314 if (!rdev->msi_enabled)
3317 wptr = r600_get_ih_wptr(rdev);
3320 /* is somebody else already processing irqs? */
3321 if (atomic_xchg(&rdev->ih.lock, 1))
3324 rptr = rdev->ih.rptr;
3325 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
3327 /* Order reading of wptr vs. reading of IH ring data */
3330 /* display interrupts */
3333 while (rptr != wptr) {
3334 /* wptr/rptr are in bytes! */
3335 ring_index = rptr / 4;
3336 src_id = le32_to_cpu(rdev->ih.ring[ring_index]) & 0xff;
3337 src_data = le32_to_cpu(rdev->ih.ring[ring_index + 1]) & 0xfffffff;
3340 case 1: /* D1 vblank/vline */
3342 case 0: /* D1 vblank */
3343 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VBLANK_INTERRUPT) {
3344 if (rdev->irq.crtc_vblank_int[0]) {
3345 drm_handle_vblank(rdev->ddev, 0);
3346 rdev->pm.vblank_sync = true;
3347 wake_up(&rdev->irq.vblank_queue);
3349 if (atomic_read(&rdev->irq.pflip[0]))
3350 radeon_crtc_handle_flip(rdev, 0);
3351 rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VBLANK_INTERRUPT;
3352 DRM_DEBUG("IH: D1 vblank\n");
3355 case 1: /* D1 vline */
3356 if (rdev->irq.stat_regs.r600.disp_int & LB_D1_VLINE_INTERRUPT) {
3357 rdev->irq.stat_regs.r600.disp_int &= ~LB_D1_VLINE_INTERRUPT;
3358 DRM_DEBUG("IH: D1 vline\n");
3362 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3366 case 5: /* D2 vblank/vline */
3368 case 0: /* D2 vblank */
3369 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VBLANK_INTERRUPT) {
3370 if (rdev->irq.crtc_vblank_int[1]) {
3371 drm_handle_vblank(rdev->ddev, 1);
3372 rdev->pm.vblank_sync = true;
3373 wake_up(&rdev->irq.vblank_queue);
3375 if (atomic_read(&rdev->irq.pflip[1]))
3376 radeon_crtc_handle_flip(rdev, 1);
3377 rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VBLANK_INTERRUPT;
3378 DRM_DEBUG("IH: D2 vblank\n");
3381 case 1: /* D1 vline */
3382 if (rdev->irq.stat_regs.r600.disp_int & LB_D2_VLINE_INTERRUPT) {
3383 rdev->irq.stat_regs.r600.disp_int &= ~LB_D2_VLINE_INTERRUPT;
3384 DRM_DEBUG("IH: D2 vline\n");
3388 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3392 case 19: /* HPD/DAC hotplug */
3395 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD1_INTERRUPT) {
3396 rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD1_INTERRUPT;
3397 queue_hotplug = true;
3398 DRM_DEBUG("IH: HPD1\n");
3402 if (rdev->irq.stat_regs.r600.disp_int & DC_HPD2_INTERRUPT) {
3403 rdev->irq.stat_regs.r600.disp_int &= ~DC_HPD2_INTERRUPT;
3404 queue_hotplug = true;
3405 DRM_DEBUG("IH: HPD2\n");
3409 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD3_INTERRUPT) {
3410 rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD3_INTERRUPT;
3411 queue_hotplug = true;
3412 DRM_DEBUG("IH: HPD3\n");
3416 if (rdev->irq.stat_regs.r600.disp_int_cont & DC_HPD4_INTERRUPT) {
3417 rdev->irq.stat_regs.r600.disp_int_cont &= ~DC_HPD4_INTERRUPT;
3418 queue_hotplug = true;
3419 DRM_DEBUG("IH: HPD4\n");
3423 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD5_INTERRUPT) {
3424 rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
3425 queue_hotplug = true;
3426 DRM_DEBUG("IH: HPD5\n");
3430 if (rdev->irq.stat_regs.r600.disp_int_cont2 & DC_HPD6_INTERRUPT) {
3431 rdev->irq.stat_regs.r600.disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
3432 queue_hotplug = true;
3433 DRM_DEBUG("IH: HPD6\n");
3437 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3444 if (rdev->irq.stat_regs.r600.hdmi0_status & HDMI0_AZ_FORMAT_WTRIG) {
3445 rdev->irq.stat_regs.r600.hdmi0_status &= ~HDMI0_AZ_FORMAT_WTRIG;
3447 DRM_DEBUG("IH: HDMI0\n");
3451 if (rdev->irq.stat_regs.r600.hdmi1_status & HDMI0_AZ_FORMAT_WTRIG) {
3452 rdev->irq.stat_regs.r600.hdmi1_status &= ~HDMI0_AZ_FORMAT_WTRIG;
3454 DRM_DEBUG("IH: HDMI1\n");
3458 DRM_ERROR("Unhandled interrupt: %d %d\n", src_id, src_data);
3462 case 176: /* CP_INT in ring buffer */
3463 case 177: /* CP_INT in IB1 */
3464 case 178: /* CP_INT in IB2 */
3465 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
3466 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
3468 case 181: /* CP EOP event */
3469 DRM_DEBUG("IH: CP EOP\n");
3470 radeon_fence_process(rdev, RADEON_RING_TYPE_GFX_INDEX);
3472 case 233: /* GUI IDLE */
3473 DRM_DEBUG("IH: GUI idle\n");
3476 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3480 /* wptr/rptr are in bytes! */
3482 rptr &= rdev->ih.ptr_mask;
3485 schedule_work(&rdev->hotplug_work);
3487 schedule_work(&rdev->audio_work);
3488 rdev->ih.rptr = rptr;
3489 WREG32(IH_RB_RPTR, rdev->ih.rptr);
3490 atomic_set(&rdev->ih.lock, 0);
3492 /* make sure wptr hasn't changed while processing */
3493 wptr = r600_get_ih_wptr(rdev);
3503 #if defined(CONFIG_DEBUG_FS)
3505 static int r600_debugfs_mc_info(struct seq_file *m, void *data)
3507 struct drm_info_node *node = (struct drm_info_node *) m->private;
3508 struct drm_device *dev = node->minor->dev;
3509 struct radeon_device *rdev = dev->dev_private;
3511 DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
3512 DREG32_SYS(m, rdev, VM_L2_STATUS);
3516 static struct drm_info_list r600_mc_info_list[] = {
3517 {"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
3521 int r600_debugfs_mc_info_init(struct radeon_device *rdev)
3523 #if defined(CONFIG_DEBUG_FS)
3524 return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
3531 * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
3532 * rdev: radeon device structure
3533 * bo: buffer object struct which userspace is waiting for idle
3535 * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
3536 * through ring buffer, this leads to corruption in rendering, see
3537 * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
3538 * directly perform HDP flush by writing register through MMIO.
3540 void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
3542 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
3543 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL.
3544 * This seems to cause problems on some AGP cards. Just use the old
3547 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
3548 rdev->vram_scratch.ptr && !(rdev->flags & RADEON_IS_AGP)) {
3549 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
3552 WREG32(HDP_DEBUG1, 0);
3553 tmp = readl((void __iomem *)ptr);
3555 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
3558 void r600_set_pcie_lanes(struct radeon_device *rdev, int lanes)
3560 u32 link_width_cntl, mask, target_reg;
3562 if (rdev->flags & RADEON_IS_IGP)
3565 if (!(rdev->flags & RADEON_IS_PCIE))
3568 /* x2 cards have a special sequence */
3569 if (ASIC_IS_X2(rdev))
3572 /* FIXME wait for idle */
3576 mask = RADEON_PCIE_LC_LINK_WIDTH_X0;
3579 mask = RADEON_PCIE_LC_LINK_WIDTH_X1;
3582 mask = RADEON_PCIE_LC_LINK_WIDTH_X2;
3585 mask = RADEON_PCIE_LC_LINK_WIDTH_X4;
3588 mask = RADEON_PCIE_LC_LINK_WIDTH_X8;
3591 mask = RADEON_PCIE_LC_LINK_WIDTH_X12;
3595 mask = RADEON_PCIE_LC_LINK_WIDTH_X16;
3599 link_width_cntl = RREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
3601 if ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) ==
3602 (mask << RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT))
3605 if (link_width_cntl & R600_PCIE_LC_UPCONFIGURE_DIS)
3608 link_width_cntl &= ~(RADEON_PCIE_LC_LINK_WIDTH_MASK |
3609 RADEON_PCIE_LC_RECONFIG_NOW |
3610 R600_PCIE_LC_RENEGOTIATE_EN |
3611 R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE);
3612 link_width_cntl |= mask;
3614 WREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
3616 /* some northbridges can renegotiate the link rather than requiring
3617 * a complete re-config.
3618 * e.g., AMD 780/790 northbridges (pci ids: 0x5956, 0x5957, 0x5958, etc.)
3620 if (link_width_cntl & R600_PCIE_LC_RENEGOTIATION_SUPPORT)
3621 link_width_cntl |= R600_PCIE_LC_RENEGOTIATE_EN | R600_PCIE_LC_UPCONFIGURE_SUPPORT;
3623 link_width_cntl |= R600_PCIE_LC_RECONFIG_ARC_MISSING_ESCAPE;
3625 WREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL, (link_width_cntl |
3626 RADEON_PCIE_LC_RECONFIG_NOW));
3628 if (rdev->family >= CHIP_RV770)
3629 target_reg = R700_TARGET_AND_CURRENT_PROFILE_INDEX;
3631 target_reg = R600_TARGET_AND_CURRENT_PROFILE_INDEX;
3633 /* wait for lane set to complete */
3634 link_width_cntl = RREG32(target_reg);
3635 while (link_width_cntl == 0xffffffff)
3636 link_width_cntl = RREG32(target_reg);
3640 int r600_get_pcie_lanes(struct radeon_device *rdev)
3642 u32 link_width_cntl;
3644 if (rdev->flags & RADEON_IS_IGP)
3647 if (!(rdev->flags & RADEON_IS_PCIE))
3650 /* x2 cards have a special sequence */
3651 if (ASIC_IS_X2(rdev))
3654 /* FIXME wait for idle */
3656 link_width_cntl = RREG32_PCIE_P(RADEON_PCIE_LC_LINK_WIDTH_CNTL);
3658 switch ((link_width_cntl & RADEON_PCIE_LC_LINK_WIDTH_RD_MASK) >> RADEON_PCIE_LC_LINK_WIDTH_RD_SHIFT) {
3659 case RADEON_PCIE_LC_LINK_WIDTH_X0:
3661 case RADEON_PCIE_LC_LINK_WIDTH_X1:
3663 case RADEON_PCIE_LC_LINK_WIDTH_X2:
3665 case RADEON_PCIE_LC_LINK_WIDTH_X4:
3667 case RADEON_PCIE_LC_LINK_WIDTH_X8:
3669 case RADEON_PCIE_LC_LINK_WIDTH_X16:
3675 static void r600_pcie_gen2_enable(struct radeon_device *rdev)
3677 u32 link_width_cntl, lanes, speed_cntl, training_cntl, tmp;
3682 if (radeon_pcie_gen2 == 0)
3685 if (rdev->flags & RADEON_IS_IGP)
3688 if (!(rdev->flags & RADEON_IS_PCIE))
3691 /* x2 cards have a special sequence */
3692 if (ASIC_IS_X2(rdev))
3695 /* only RV6xx+ chips are supported */
3696 if (rdev->family <= CHIP_R600)
3699 ret = drm_pcie_get_speed_cap_mask(rdev->ddev, &mask);
3703 if (!(mask & DRM_PCIE_SPEED_50))
3706 DRM_INFO("enabling PCIE gen 2 link speeds, disable with radeon.pcie_gen2=0\n");
3708 /* 55 nm r6xx asics */
3709 if ((rdev->family == CHIP_RV670) ||
3710 (rdev->family == CHIP_RV620) ||
3711 (rdev->family == CHIP_RV635)) {
3712 /* advertise upconfig capability */
3713 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
3714 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
3715 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
3716 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
3717 if (link_width_cntl & LC_RENEGOTIATION_SUPPORT) {
3718 lanes = (link_width_cntl & LC_LINK_WIDTH_RD_MASK) >> LC_LINK_WIDTH_RD_SHIFT;
3719 link_width_cntl &= ~(LC_LINK_WIDTH_MASK |
3720 LC_RECONFIG_ARC_MISSING_ESCAPE);
3721 link_width_cntl |= lanes | LC_RECONFIG_NOW | LC_RENEGOTIATE_EN;
3722 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
3724 link_width_cntl |= LC_UPCONFIGURE_DIS;
3725 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
3729 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3730 if ((speed_cntl & LC_OTHER_SIDE_EVER_SENT_GEN2) &&
3731 (speed_cntl & LC_OTHER_SIDE_SUPPORTS_GEN2)) {
3733 /* 55 nm r6xx asics */
3734 if ((rdev->family == CHIP_RV670) ||
3735 (rdev->family == CHIP_RV620) ||
3736 (rdev->family == CHIP_RV635)) {
3737 WREG32(MM_CFGREGS_CNTL, 0x8);
3738 link_cntl2 = RREG32(0x4088);
3739 WREG32(MM_CFGREGS_CNTL, 0);
3740 /* not supported yet */
3741 if (link_cntl2 & SELECTABLE_DEEMPHASIS)
3745 speed_cntl &= ~LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_MASK;
3746 speed_cntl |= (0x3 << LC_SPEED_CHANGE_ATTEMPTS_ALLOWED_SHIFT);
3747 speed_cntl &= ~LC_VOLTAGE_TIMER_SEL_MASK;
3748 speed_cntl &= ~LC_FORCE_DIS_HW_SPEED_CHANGE;
3749 speed_cntl |= LC_FORCE_EN_HW_SPEED_CHANGE;
3750 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
3752 tmp = RREG32(0x541c);
3753 WREG32(0x541c, tmp | 0x8);
3754 WREG32(MM_CFGREGS_CNTL, MM_WR_TO_CFG_EN);
3755 link_cntl2 = RREG16(0x4088);
3756 link_cntl2 &= ~TARGET_LINK_SPEED_MASK;
3758 WREG16(0x4088, link_cntl2);
3759 WREG32(MM_CFGREGS_CNTL, 0);
3761 if ((rdev->family == CHIP_RV670) ||
3762 (rdev->family == CHIP_RV620) ||
3763 (rdev->family == CHIP_RV635)) {
3764 training_cntl = RREG32_PCIE_P(PCIE_LC_TRAINING_CNTL);
3765 training_cntl &= ~LC_POINT_7_PLUS_EN;
3766 WREG32_PCIE_P(PCIE_LC_TRAINING_CNTL, training_cntl);
3768 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3769 speed_cntl &= ~LC_TARGET_LINK_SPEED_OVERRIDE_EN;
3770 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
3773 speed_cntl = RREG32_PCIE_P(PCIE_LC_SPEED_CNTL);
3774 speed_cntl |= LC_GEN2_EN_STRAP;
3775 WREG32_PCIE_P(PCIE_LC_SPEED_CNTL, speed_cntl);
3778 link_width_cntl = RREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL);
3779 /* XXX: only disable it if gen1 bridge vendor == 0x111d or 0x1106 */
3781 link_width_cntl |= LC_UPCONFIGURE_DIS;
3783 link_width_cntl &= ~LC_UPCONFIGURE_DIS;
3784 WREG32_PCIE_P(PCIE_LC_LINK_WIDTH_CNTL, link_width_cntl);
3789 * r600_get_gpu_clock - return GPU clock counter snapshot
3791 * @rdev: radeon_device pointer
3793 * Fetches a GPU clock counter snapshot (R6xx-cayman).
3794 * Returns the 64 bit clock counter snapshot.
3796 uint64_t r600_get_gpu_clock(struct radeon_device *rdev)
3800 mutex_lock(&rdev->gpu_clock_mutex);
3801 WREG32(RLC_CAPTURE_GPU_CLOCK_COUNT, 1);
3802 clock = (uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_LSB) |
3803 ((uint64_t)RREG32(RLC_GPU_CLOCK_COUNT_MSB) << 32ULL);
3804 mutex_unlock(&rdev->gpu_clock_mutex);