2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
24 * Authors: Dave Airlie
28 #include <linux/slab.h>
29 #include <linux/seq_file.h>
30 #include <linux/firmware.h>
31 #include <linux/platform_device.h>
33 #include "radeon_drm.h"
35 #include "radeon_asic.h"
36 #include "radeon_mode.h"
41 #define PFP_UCODE_SIZE 576
42 #define PM4_UCODE_SIZE 1792
43 #define RLC_UCODE_SIZE 768
44 #define R700_PFP_UCODE_SIZE 848
45 #define R700_PM4_UCODE_SIZE 1360
46 #define R700_RLC_UCODE_SIZE 1024
47 #define EVERGREEN_PFP_UCODE_SIZE 1120
48 #define EVERGREEN_PM4_UCODE_SIZE 1376
49 #define EVERGREEN_RLC_UCODE_SIZE 768
52 MODULE_FIRMWARE("radeon/R600_pfp.bin");
53 MODULE_FIRMWARE("radeon/R600_me.bin");
54 MODULE_FIRMWARE("radeon/RV610_pfp.bin");
55 MODULE_FIRMWARE("radeon/RV610_me.bin");
56 MODULE_FIRMWARE("radeon/RV630_pfp.bin");
57 MODULE_FIRMWARE("radeon/RV630_me.bin");
58 MODULE_FIRMWARE("radeon/RV620_pfp.bin");
59 MODULE_FIRMWARE("radeon/RV620_me.bin");
60 MODULE_FIRMWARE("radeon/RV635_pfp.bin");
61 MODULE_FIRMWARE("radeon/RV635_me.bin");
62 MODULE_FIRMWARE("radeon/RV670_pfp.bin");
63 MODULE_FIRMWARE("radeon/RV670_me.bin");
64 MODULE_FIRMWARE("radeon/RS780_pfp.bin");
65 MODULE_FIRMWARE("radeon/RS780_me.bin");
66 MODULE_FIRMWARE("radeon/RV770_pfp.bin");
67 MODULE_FIRMWARE("radeon/RV770_me.bin");
68 MODULE_FIRMWARE("radeon/RV730_pfp.bin");
69 MODULE_FIRMWARE("radeon/RV730_me.bin");
70 MODULE_FIRMWARE("radeon/RV710_pfp.bin");
71 MODULE_FIRMWARE("radeon/RV710_me.bin");
72 MODULE_FIRMWARE("radeon/R600_rlc.bin");
73 MODULE_FIRMWARE("radeon/R700_rlc.bin");
74 MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
75 MODULE_FIRMWARE("radeon/CEDAR_me.bin");
76 MODULE_FIRMWARE("radeon/CEDAR_rlc.bin");
77 MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
78 MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
79 MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin");
80 MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
81 MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
82 MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin");
83 MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin");
84 MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
85 MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin");
87 int r600_debugfs_mc_info_init(struct radeon_device *rdev);
89 /* r600,rv610,rv630,rv620,rv635,rv670 */
90 int r600_mc_wait_for_idle(struct radeon_device *rdev);
91 void r600_gpu_init(struct radeon_device *rdev);
92 void r600_fini(struct radeon_device *rdev);
93 void r600_irq_disable(struct radeon_device *rdev);
95 /* get temperature in millidegrees */
96 u32 rv6xx_get_temp(struct radeon_device *rdev)
98 u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
104 void r600_pm_get_dynpm_state(struct radeon_device *rdev)
108 rdev->pm.dynpm_can_upclock = true;
109 rdev->pm.dynpm_can_downclock = true;
111 /* power state array is low to high, default is first */
112 if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) {
113 int min_power_state_index = 0;
115 if (rdev->pm.num_power_states > 2)
116 min_power_state_index = 1;
118 switch (rdev->pm.dynpm_planned_action) {
119 case DYNPM_ACTION_MINIMUM:
120 rdev->pm.requested_power_state_index = min_power_state_index;
121 rdev->pm.requested_clock_mode_index = 0;
122 rdev->pm.dynpm_can_downclock = false;
124 case DYNPM_ACTION_DOWNCLOCK:
125 if (rdev->pm.current_power_state_index == min_power_state_index) {
126 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
127 rdev->pm.dynpm_can_downclock = false;
129 if (rdev->pm.active_crtc_count > 1) {
130 for (i = 0; i < rdev->pm.num_power_states; i++) {
131 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
133 else if (i >= rdev->pm.current_power_state_index) {
134 rdev->pm.requested_power_state_index =
135 rdev->pm.current_power_state_index;
138 rdev->pm.requested_power_state_index = i;
143 if (rdev->pm.current_power_state_index == 0)
144 rdev->pm.requested_power_state_index =
145 rdev->pm.num_power_states - 1;
147 rdev->pm.requested_power_state_index =
148 rdev->pm.current_power_state_index - 1;
151 rdev->pm.requested_clock_mode_index = 0;
152 /* don't use the power state if crtcs are active and no display flag is set */
153 if ((rdev->pm.active_crtc_count > 0) &&
154 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
155 clock_info[rdev->pm.requested_clock_mode_index].flags &
156 RADEON_PM_MODE_NO_DISPLAY)) {
157 rdev->pm.requested_power_state_index++;
160 case DYNPM_ACTION_UPCLOCK:
161 if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
162 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
163 rdev->pm.dynpm_can_upclock = false;
165 if (rdev->pm.active_crtc_count > 1) {
166 for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
167 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
169 else if (i <= rdev->pm.current_power_state_index) {
170 rdev->pm.requested_power_state_index =
171 rdev->pm.current_power_state_index;
174 rdev->pm.requested_power_state_index = i;
179 rdev->pm.requested_power_state_index =
180 rdev->pm.current_power_state_index + 1;
182 rdev->pm.requested_clock_mode_index = 0;
184 case DYNPM_ACTION_DEFAULT:
185 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
186 rdev->pm.requested_clock_mode_index = 0;
187 rdev->pm.dynpm_can_upclock = false;
189 case DYNPM_ACTION_NONE:
191 DRM_ERROR("Requested mode for not defined action\n");
195 /* XXX select a power state based on AC/DC, single/dualhead, etc. */
196 /* for now just select the first power state and switch between clock modes */
197 /* power state array is low to high, default is first (0) */
198 if (rdev->pm.active_crtc_count > 1) {
199 rdev->pm.requested_power_state_index = -1;
200 /* start at 1 as we don't want the default mode */
201 for (i = 1; i < rdev->pm.num_power_states; i++) {
202 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
204 else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) ||
205 (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) {
206 rdev->pm.requested_power_state_index = i;
210 /* if nothing selected, grab the default state. */
211 if (rdev->pm.requested_power_state_index == -1)
212 rdev->pm.requested_power_state_index = 0;
214 rdev->pm.requested_power_state_index = 1;
216 switch (rdev->pm.dynpm_planned_action) {
217 case DYNPM_ACTION_MINIMUM:
218 rdev->pm.requested_clock_mode_index = 0;
219 rdev->pm.dynpm_can_downclock = false;
221 case DYNPM_ACTION_DOWNCLOCK:
222 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
223 if (rdev->pm.current_clock_mode_index == 0) {
224 rdev->pm.requested_clock_mode_index = 0;
225 rdev->pm.dynpm_can_downclock = false;
227 rdev->pm.requested_clock_mode_index =
228 rdev->pm.current_clock_mode_index - 1;
230 rdev->pm.requested_clock_mode_index = 0;
231 rdev->pm.dynpm_can_downclock = false;
233 /* don't use the power state if crtcs are active and no display flag is set */
234 if ((rdev->pm.active_crtc_count > 0) &&
235 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
236 clock_info[rdev->pm.requested_clock_mode_index].flags &
237 RADEON_PM_MODE_NO_DISPLAY)) {
238 rdev->pm.requested_clock_mode_index++;
241 case DYNPM_ACTION_UPCLOCK:
242 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
243 if (rdev->pm.current_clock_mode_index ==
244 (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) {
245 rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index;
246 rdev->pm.dynpm_can_upclock = false;
248 rdev->pm.requested_clock_mode_index =
249 rdev->pm.current_clock_mode_index + 1;
251 rdev->pm.requested_clock_mode_index =
252 rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1;
253 rdev->pm.dynpm_can_upclock = false;
256 case DYNPM_ACTION_DEFAULT:
257 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
258 rdev->pm.requested_clock_mode_index = 0;
259 rdev->pm.dynpm_can_upclock = false;
261 case DYNPM_ACTION_NONE:
263 DRM_ERROR("Requested mode for not defined action\n");
268 DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
269 rdev->pm.power_state[rdev->pm.requested_power_state_index].
270 clock_info[rdev->pm.requested_clock_mode_index].sclk,
271 rdev->pm.power_state[rdev->pm.requested_power_state_index].
272 clock_info[rdev->pm.requested_clock_mode_index].mclk,
273 rdev->pm.power_state[rdev->pm.requested_power_state_index].
277 static int r600_pm_get_type_index(struct radeon_device *rdev,
278 enum radeon_pm_state_type ps_type,
282 int found_instance = -1;
284 for (i = 0; i < rdev->pm.num_power_states; i++) {
285 if (rdev->pm.power_state[i].type == ps_type) {
287 if (found_instance == instance)
291 /* return default if no match */
292 return rdev->pm.default_power_state_index;
295 void rs780_pm_init_profile(struct radeon_device *rdev)
297 if (rdev->pm.num_power_states == 2) {
299 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
300 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
301 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
302 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
304 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
305 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
306 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
307 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
309 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
310 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
311 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
312 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
314 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
315 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
316 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
317 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
319 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
320 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
321 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
322 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
324 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
325 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
326 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
327 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
329 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
330 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
331 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
332 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
333 } else if (rdev->pm.num_power_states == 3) {
335 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
336 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
337 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
338 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
340 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
341 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
342 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
343 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
345 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
346 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
347 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
348 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
350 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
351 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
352 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
353 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
355 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1;
356 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
357 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
358 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
360 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
361 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
362 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
363 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
365 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
366 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
367 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
368 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
371 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
372 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
373 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
374 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
376 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2;
377 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
378 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
379 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
381 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
382 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
383 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
384 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
386 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
387 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
388 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
389 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
391 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
392 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
393 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
394 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
396 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
397 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
398 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
399 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
401 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
402 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
403 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
404 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
408 void r600_pm_init_profile(struct radeon_device *rdev)
410 if (rdev->family == CHIP_R600) {
413 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
414 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
415 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
416 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
418 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
419 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
420 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
421 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
423 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
424 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
425 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
426 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
428 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
429 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
430 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
431 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
433 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
434 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
435 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
436 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
438 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
439 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
440 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
441 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
443 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
444 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
445 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
446 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
448 if (rdev->pm.num_power_states < 4) {
450 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
451 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
452 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
453 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
455 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
456 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
457 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
458 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
460 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
461 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
462 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
463 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
465 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
466 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
467 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
468 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
470 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
471 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
472 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
473 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
475 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
476 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
477 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
478 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
480 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
481 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
482 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
483 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
486 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
487 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
488 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
489 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
491 if (rdev->flags & RADEON_IS_MOBILITY) {
492 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx =
493 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
494 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
495 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
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_LOW_SH_IDX].dpms_off_ps_idx =
500 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
501 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
502 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
503 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
504 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
507 if (rdev->flags & RADEON_IS_MOBILITY) {
508 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
509 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
510 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
511 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
512 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
513 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
515 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
516 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
517 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
518 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
519 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
520 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
523 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx =
524 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
525 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx =
526 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
527 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
528 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
530 if (rdev->flags & RADEON_IS_MOBILITY) {
531 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx =
532 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
533 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
534 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
535 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
536 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
538 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx =
539 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
540 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
541 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
542 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
543 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
546 if (rdev->flags & RADEON_IS_MOBILITY) {
547 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
548 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
549 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
550 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
551 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
552 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
554 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
555 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
556 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
557 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
558 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
559 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
562 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx =
563 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
564 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx =
565 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
566 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
567 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
572 void r600_pm_misc(struct radeon_device *rdev)
574 int req_ps_idx = rdev->pm.requested_power_state_index;
575 int req_cm_idx = rdev->pm.requested_clock_mode_index;
576 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
577 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
579 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
580 if (voltage->voltage != rdev->pm.current_vddc) {
581 radeon_atom_set_voltage(rdev, voltage->voltage);
582 rdev->pm.current_vddc = voltage->voltage;
583 DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage);
588 bool r600_gui_idle(struct radeon_device *rdev)
590 if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
596 /* hpd for digital panel detect/disconnect */
597 bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
599 bool connected = false;
601 if (ASIC_IS_DCE3(rdev)) {
604 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
608 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
612 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
616 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
621 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
625 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
634 if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
638 if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
642 if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
652 void r600_hpd_set_polarity(struct radeon_device *rdev,
653 enum radeon_hpd_id hpd)
656 bool connected = r600_hpd_sense(rdev, hpd);
658 if (ASIC_IS_DCE3(rdev)) {
661 tmp = RREG32(DC_HPD1_INT_CONTROL);
663 tmp &= ~DC_HPDx_INT_POLARITY;
665 tmp |= DC_HPDx_INT_POLARITY;
666 WREG32(DC_HPD1_INT_CONTROL, tmp);
669 tmp = RREG32(DC_HPD2_INT_CONTROL);
671 tmp &= ~DC_HPDx_INT_POLARITY;
673 tmp |= DC_HPDx_INT_POLARITY;
674 WREG32(DC_HPD2_INT_CONTROL, tmp);
677 tmp = RREG32(DC_HPD3_INT_CONTROL);
679 tmp &= ~DC_HPDx_INT_POLARITY;
681 tmp |= DC_HPDx_INT_POLARITY;
682 WREG32(DC_HPD3_INT_CONTROL, tmp);
685 tmp = RREG32(DC_HPD4_INT_CONTROL);
687 tmp &= ~DC_HPDx_INT_POLARITY;
689 tmp |= DC_HPDx_INT_POLARITY;
690 WREG32(DC_HPD4_INT_CONTROL, tmp);
693 tmp = RREG32(DC_HPD5_INT_CONTROL);
695 tmp &= ~DC_HPDx_INT_POLARITY;
697 tmp |= DC_HPDx_INT_POLARITY;
698 WREG32(DC_HPD5_INT_CONTROL, tmp);
702 tmp = RREG32(DC_HPD6_INT_CONTROL);
704 tmp &= ~DC_HPDx_INT_POLARITY;
706 tmp |= DC_HPDx_INT_POLARITY;
707 WREG32(DC_HPD6_INT_CONTROL, tmp);
715 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
717 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
719 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
720 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
723 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
725 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
727 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
728 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
731 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
733 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
735 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
736 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
744 void r600_hpd_init(struct radeon_device *rdev)
746 struct drm_device *dev = rdev->ddev;
747 struct drm_connector *connector;
749 if (ASIC_IS_DCE3(rdev)) {
750 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
751 if (ASIC_IS_DCE32(rdev))
754 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
755 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
756 switch (radeon_connector->hpd.hpd) {
758 WREG32(DC_HPD1_CONTROL, tmp);
759 rdev->irq.hpd[0] = true;
762 WREG32(DC_HPD2_CONTROL, tmp);
763 rdev->irq.hpd[1] = true;
766 WREG32(DC_HPD3_CONTROL, tmp);
767 rdev->irq.hpd[2] = true;
770 WREG32(DC_HPD4_CONTROL, tmp);
771 rdev->irq.hpd[3] = true;
775 WREG32(DC_HPD5_CONTROL, tmp);
776 rdev->irq.hpd[4] = true;
779 WREG32(DC_HPD6_CONTROL, tmp);
780 rdev->irq.hpd[5] = true;
787 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
788 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
789 switch (radeon_connector->hpd.hpd) {
791 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
792 rdev->irq.hpd[0] = true;
795 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
796 rdev->irq.hpd[1] = true;
799 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
800 rdev->irq.hpd[2] = true;
807 if (rdev->irq.installed)
811 void r600_hpd_fini(struct radeon_device *rdev)
813 struct drm_device *dev = rdev->ddev;
814 struct drm_connector *connector;
816 if (ASIC_IS_DCE3(rdev)) {
817 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
818 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
819 switch (radeon_connector->hpd.hpd) {
821 WREG32(DC_HPD1_CONTROL, 0);
822 rdev->irq.hpd[0] = false;
825 WREG32(DC_HPD2_CONTROL, 0);
826 rdev->irq.hpd[1] = false;
829 WREG32(DC_HPD3_CONTROL, 0);
830 rdev->irq.hpd[2] = false;
833 WREG32(DC_HPD4_CONTROL, 0);
834 rdev->irq.hpd[3] = false;
838 WREG32(DC_HPD5_CONTROL, 0);
839 rdev->irq.hpd[4] = false;
842 WREG32(DC_HPD6_CONTROL, 0);
843 rdev->irq.hpd[5] = false;
850 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
851 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
852 switch (radeon_connector->hpd.hpd) {
854 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
855 rdev->irq.hpd[0] = false;
858 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
859 rdev->irq.hpd[1] = false;
862 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
863 rdev->irq.hpd[2] = false;
875 void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
880 /* flush hdp cache so updates hit vram */
881 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) {
882 void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
885 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
886 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
888 WREG32(HDP_DEBUG1, 0);
889 tmp = readl((void __iomem *)ptr);
891 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
893 WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
894 WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
895 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
896 for (i = 0; i < rdev->usec_timeout; i++) {
898 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
899 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
901 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
911 int r600_pcie_gart_init(struct radeon_device *rdev)
915 if (rdev->gart.table.vram.robj) {
916 WARN(1, "R600 PCIE GART already initialized\n");
919 /* Initialize common gart structure */
920 r = radeon_gart_init(rdev);
923 rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
924 return radeon_gart_table_vram_alloc(rdev);
927 int r600_pcie_gart_enable(struct radeon_device *rdev)
932 if (rdev->gart.table.vram.robj == NULL) {
933 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
936 r = radeon_gart_table_vram_pin(rdev);
939 radeon_gart_restore(rdev);
942 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
943 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
944 EFFECTIVE_L2_QUEUE_SIZE(7));
945 WREG32(VM_L2_CNTL2, 0);
946 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
947 /* Setup TLB control */
948 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
949 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
950 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
951 ENABLE_WAIT_L2_QUERY;
952 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
953 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
954 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
955 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
956 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
957 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
958 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
959 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
960 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
961 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
962 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
963 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
964 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
965 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
966 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
967 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
968 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
969 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
970 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
971 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
972 (u32)(rdev->dummy_page.addr >> 12));
973 for (i = 1; i < 7; i++)
974 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
976 r600_pcie_gart_tlb_flush(rdev);
977 rdev->gart.ready = true;
981 void r600_pcie_gart_disable(struct radeon_device *rdev)
986 /* Disable all tables */
987 for (i = 0; i < 7; i++)
988 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
990 /* Disable L2 cache */
991 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
992 EFFECTIVE_L2_QUEUE_SIZE(7));
993 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
994 /* Setup L1 TLB control */
995 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
996 ENABLE_WAIT_L2_QUERY;
997 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
998 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
999 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1000 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1001 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1002 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1003 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1004 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1005 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
1006 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
1007 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1008 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1009 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
1010 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1011 if (rdev->gart.table.vram.robj) {
1012 r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
1013 if (likely(r == 0)) {
1014 radeon_bo_kunmap(rdev->gart.table.vram.robj);
1015 radeon_bo_unpin(rdev->gart.table.vram.robj);
1016 radeon_bo_unreserve(rdev->gart.table.vram.robj);
1021 void r600_pcie_gart_fini(struct radeon_device *rdev)
1023 radeon_gart_fini(rdev);
1024 r600_pcie_gart_disable(rdev);
1025 radeon_gart_table_vram_free(rdev);
1028 void r600_agp_enable(struct radeon_device *rdev)
1033 /* Setup L2 cache */
1034 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
1035 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1036 EFFECTIVE_L2_QUEUE_SIZE(7));
1037 WREG32(VM_L2_CNTL2, 0);
1038 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1039 /* Setup TLB control */
1040 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
1041 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1042 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1043 ENABLE_WAIT_L2_QUERY;
1044 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1045 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1046 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
1047 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1048 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1049 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1050 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1051 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1052 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1053 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1054 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1055 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1056 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1057 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1058 for (i = 0; i < 7; i++)
1059 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
1062 int r600_mc_wait_for_idle(struct radeon_device *rdev)
1067 for (i = 0; i < rdev->usec_timeout; i++) {
1068 /* read MC_STATUS */
1069 tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
1077 static void r600_mc_program(struct radeon_device *rdev)
1079 struct rv515_mc_save save;
1083 /* Initialize HDP */
1084 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1085 WREG32((0x2c14 + j), 0x00000000);
1086 WREG32((0x2c18 + j), 0x00000000);
1087 WREG32((0x2c1c + j), 0x00000000);
1088 WREG32((0x2c20 + j), 0x00000000);
1089 WREG32((0x2c24 + j), 0x00000000);
1091 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
1093 rv515_mc_stop(rdev, &save);
1094 if (r600_mc_wait_for_idle(rdev)) {
1095 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1097 /* Lockout access through VGA aperture (doesn't exist before R600) */
1098 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
1099 /* Update configuration */
1100 if (rdev->flags & RADEON_IS_AGP) {
1101 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
1102 /* VRAM before AGP */
1103 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1104 rdev->mc.vram_start >> 12);
1105 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1106 rdev->mc.gtt_end >> 12);
1108 /* VRAM after AGP */
1109 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1110 rdev->mc.gtt_start >> 12);
1111 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1112 rdev->mc.vram_end >> 12);
1115 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
1116 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
1118 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
1119 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
1120 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
1121 WREG32(MC_VM_FB_LOCATION, tmp);
1122 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
1123 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
1124 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
1125 if (rdev->flags & RADEON_IS_AGP) {
1126 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
1127 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
1128 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
1130 WREG32(MC_VM_AGP_BASE, 0);
1131 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
1132 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
1134 if (r600_mc_wait_for_idle(rdev)) {
1135 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1137 rv515_mc_resume(rdev, &save);
1138 /* we need to own VRAM, so turn off the VGA renderer here
1139 * to stop it overwriting our objects */
1140 rv515_vga_render_disable(rdev);
1144 * r600_vram_gtt_location - try to find VRAM & GTT location
1145 * @rdev: radeon device structure holding all necessary informations
1146 * @mc: memory controller structure holding memory informations
1148 * Function will place try to place VRAM at same place as in CPU (PCI)
1149 * address space as some GPU seems to have issue when we reprogram at
1150 * different address space.
1152 * If there is not enough space to fit the unvisible VRAM after the
1153 * aperture then we limit the VRAM size to the aperture.
1155 * If we are using AGP then place VRAM adjacent to AGP aperture are we need
1156 * them to be in one from GPU point of view so that we can program GPU to
1157 * catch access outside them (weird GPU policy see ??).
1159 * This function will never fails, worst case are limiting VRAM or GTT.
1161 * Note: GTT start, end, size should be initialized before calling this
1162 * function on AGP platform.
1164 void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
1166 u64 size_bf, size_af;
1168 if (mc->mc_vram_size > 0xE0000000) {
1169 /* leave room for at least 512M GTT */
1170 dev_warn(rdev->dev, "limiting VRAM\n");
1171 mc->real_vram_size = 0xE0000000;
1172 mc->mc_vram_size = 0xE0000000;
1174 if (rdev->flags & RADEON_IS_AGP) {
1175 size_bf = mc->gtt_start;
1176 size_af = 0xFFFFFFFF - mc->gtt_end + 1;
1177 if (size_bf > size_af) {
1178 if (mc->mc_vram_size > size_bf) {
1179 dev_warn(rdev->dev, "limiting VRAM\n");
1180 mc->real_vram_size = size_bf;
1181 mc->mc_vram_size = size_bf;
1183 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
1185 if (mc->mc_vram_size > size_af) {
1186 dev_warn(rdev->dev, "limiting VRAM\n");
1187 mc->real_vram_size = size_af;
1188 mc->mc_vram_size = size_af;
1190 mc->vram_start = mc->gtt_end;
1192 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
1193 dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
1194 mc->mc_vram_size >> 20, mc->vram_start,
1195 mc->vram_end, mc->real_vram_size >> 20);
1198 if (rdev->flags & RADEON_IS_IGP) {
1199 base = RREG32(MC_VM_FB_LOCATION) & 0xFFFF;
1202 radeon_vram_location(rdev, &rdev->mc, base);
1203 rdev->mc.gtt_base_align = 0;
1204 radeon_gtt_location(rdev, mc);
1208 int r600_mc_init(struct radeon_device *rdev)
1211 int chansize, numchan;
1213 /* Get VRAM informations */
1214 rdev->mc.vram_is_ddr = true;
1215 tmp = RREG32(RAMCFG);
1216 if (tmp & CHANSIZE_OVERRIDE) {
1218 } else if (tmp & CHANSIZE_MASK) {
1223 tmp = RREG32(CHMAP);
1224 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1239 rdev->mc.vram_width = numchan * chansize;
1240 /* Could aper size report 0 ? */
1241 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
1242 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
1243 /* Setup GPU memory space */
1244 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
1245 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
1246 rdev->mc.visible_vram_size = rdev->mc.aper_size;
1247 rdev->mc.active_vram_size = rdev->mc.visible_vram_size;
1248 r600_vram_gtt_location(rdev, &rdev->mc);
1250 if (rdev->flags & RADEON_IS_IGP) {
1251 rs690_pm_info(rdev);
1252 rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
1254 radeon_update_bandwidth_info(rdev);
1258 /* We doesn't check that the GPU really needs a reset we simply do the
1259 * reset, it's up to the caller to determine if the GPU needs one. We
1260 * might add an helper function to check that.
1262 int r600_gpu_soft_reset(struct radeon_device *rdev)
1264 struct rv515_mc_save save;
1265 u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
1266 S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
1267 S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
1268 S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
1269 S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
1270 S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
1271 S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
1272 S_008010_GUI_ACTIVE(1);
1273 u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
1274 S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
1275 S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
1276 S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
1277 S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
1278 S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
1279 S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
1280 S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
1283 dev_info(rdev->dev, "GPU softreset \n");
1284 dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
1285 RREG32(R_008010_GRBM_STATUS));
1286 dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
1287 RREG32(R_008014_GRBM_STATUS2));
1288 dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
1289 RREG32(R_000E50_SRBM_STATUS));
1290 rv515_mc_stop(rdev, &save);
1291 if (r600_mc_wait_for_idle(rdev)) {
1292 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1294 /* Disable CP parsing/prefetching */
1295 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1296 /* Check if any of the rendering block is busy and reset it */
1297 if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
1298 (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
1299 tmp = S_008020_SOFT_RESET_CR(1) |
1300 S_008020_SOFT_RESET_DB(1) |
1301 S_008020_SOFT_RESET_CB(1) |
1302 S_008020_SOFT_RESET_PA(1) |
1303 S_008020_SOFT_RESET_SC(1) |
1304 S_008020_SOFT_RESET_SMX(1) |
1305 S_008020_SOFT_RESET_SPI(1) |
1306 S_008020_SOFT_RESET_SX(1) |
1307 S_008020_SOFT_RESET_SH(1) |
1308 S_008020_SOFT_RESET_TC(1) |
1309 S_008020_SOFT_RESET_TA(1) |
1310 S_008020_SOFT_RESET_VC(1) |
1311 S_008020_SOFT_RESET_VGT(1);
1312 dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1313 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1314 RREG32(R_008020_GRBM_SOFT_RESET);
1316 WREG32(R_008020_GRBM_SOFT_RESET, 0);
1318 /* Reset CP (we always reset CP) */
1319 tmp = S_008020_SOFT_RESET_CP(1);
1320 dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1321 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
1322 RREG32(R_008020_GRBM_SOFT_RESET);
1324 WREG32(R_008020_GRBM_SOFT_RESET, 0);
1325 /* Wait a little for things to settle down */
1327 dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
1328 RREG32(R_008010_GRBM_STATUS));
1329 dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
1330 RREG32(R_008014_GRBM_STATUS2));
1331 dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
1332 RREG32(R_000E50_SRBM_STATUS));
1333 rv515_mc_resume(rdev, &save);
1337 bool r600_gpu_is_lockup(struct radeon_device *rdev)
1344 srbm_status = RREG32(R_000E50_SRBM_STATUS);
1345 grbm_status = RREG32(R_008010_GRBM_STATUS);
1346 grbm_status2 = RREG32(R_008014_GRBM_STATUS2);
1347 if (!G_008010_GUI_ACTIVE(grbm_status)) {
1348 r100_gpu_lockup_update(&rdev->config.r300.lockup, &rdev->cp);
1351 /* force CP activities */
1352 r = radeon_ring_lock(rdev, 2);
1355 radeon_ring_write(rdev, 0x80000000);
1356 radeon_ring_write(rdev, 0x80000000);
1357 radeon_ring_unlock_commit(rdev);
1359 rdev->cp.rptr = RREG32(R600_CP_RB_RPTR);
1360 return r100_gpu_cp_is_lockup(rdev, &rdev->config.r300.lockup, &rdev->cp);
1363 int r600_asic_reset(struct radeon_device *rdev)
1365 return r600_gpu_soft_reset(rdev);
1368 static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
1370 u32 backend_disable_mask)
1372 u32 backend_map = 0;
1373 u32 enabled_backends_mask;
1374 u32 enabled_backends_count;
1376 u32 swizzle_pipe[R6XX_MAX_PIPES];
1380 if (num_tile_pipes > R6XX_MAX_PIPES)
1381 num_tile_pipes = R6XX_MAX_PIPES;
1382 if (num_tile_pipes < 1)
1384 if (num_backends > R6XX_MAX_BACKENDS)
1385 num_backends = R6XX_MAX_BACKENDS;
1386 if (num_backends < 1)
1389 enabled_backends_mask = 0;
1390 enabled_backends_count = 0;
1391 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
1392 if (((backend_disable_mask >> i) & 1) == 0) {
1393 enabled_backends_mask |= (1 << i);
1394 ++enabled_backends_count;
1396 if (enabled_backends_count == num_backends)
1400 if (enabled_backends_count == 0) {
1401 enabled_backends_mask = 1;
1402 enabled_backends_count = 1;
1405 if (enabled_backends_count != num_backends)
1406 num_backends = enabled_backends_count;
1408 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
1409 switch (num_tile_pipes) {
1411 swizzle_pipe[0] = 0;
1414 swizzle_pipe[0] = 0;
1415 swizzle_pipe[1] = 1;
1418 swizzle_pipe[0] = 0;
1419 swizzle_pipe[1] = 1;
1420 swizzle_pipe[2] = 2;
1423 swizzle_pipe[0] = 0;
1424 swizzle_pipe[1] = 1;
1425 swizzle_pipe[2] = 2;
1426 swizzle_pipe[3] = 3;
1429 swizzle_pipe[0] = 0;
1430 swizzle_pipe[1] = 1;
1431 swizzle_pipe[2] = 2;
1432 swizzle_pipe[3] = 3;
1433 swizzle_pipe[4] = 4;
1436 swizzle_pipe[0] = 0;
1437 swizzle_pipe[1] = 2;
1438 swizzle_pipe[2] = 4;
1439 swizzle_pipe[3] = 5;
1440 swizzle_pipe[4] = 1;
1441 swizzle_pipe[5] = 3;
1444 swizzle_pipe[0] = 0;
1445 swizzle_pipe[1] = 2;
1446 swizzle_pipe[2] = 4;
1447 swizzle_pipe[3] = 6;
1448 swizzle_pipe[4] = 1;
1449 swizzle_pipe[5] = 3;
1450 swizzle_pipe[6] = 5;
1453 swizzle_pipe[0] = 0;
1454 swizzle_pipe[1] = 2;
1455 swizzle_pipe[2] = 4;
1456 swizzle_pipe[3] = 6;
1457 swizzle_pipe[4] = 1;
1458 swizzle_pipe[5] = 3;
1459 swizzle_pipe[6] = 5;
1460 swizzle_pipe[7] = 7;
1465 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
1466 while (((1 << cur_backend) & enabled_backends_mask) == 0)
1467 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
1469 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
1471 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
1477 int r600_count_pipe_bits(uint32_t val)
1481 for (i = 0; i < 32; i++) {
1488 void r600_gpu_init(struct radeon_device *rdev)
1493 u32 cc_rb_backend_disable;
1494 u32 cc_gc_shader_pipe_config;
1498 u32 sq_gpr_resource_mgmt_1 = 0;
1499 u32 sq_gpr_resource_mgmt_2 = 0;
1500 u32 sq_thread_resource_mgmt = 0;
1501 u32 sq_stack_resource_mgmt_1 = 0;
1502 u32 sq_stack_resource_mgmt_2 = 0;
1504 /* FIXME: implement */
1505 switch (rdev->family) {
1507 rdev->config.r600.max_pipes = 4;
1508 rdev->config.r600.max_tile_pipes = 8;
1509 rdev->config.r600.max_simds = 4;
1510 rdev->config.r600.max_backends = 4;
1511 rdev->config.r600.max_gprs = 256;
1512 rdev->config.r600.max_threads = 192;
1513 rdev->config.r600.max_stack_entries = 256;
1514 rdev->config.r600.max_hw_contexts = 8;
1515 rdev->config.r600.max_gs_threads = 16;
1516 rdev->config.r600.sx_max_export_size = 128;
1517 rdev->config.r600.sx_max_export_pos_size = 16;
1518 rdev->config.r600.sx_max_export_smx_size = 128;
1519 rdev->config.r600.sq_num_cf_insts = 2;
1523 rdev->config.r600.max_pipes = 2;
1524 rdev->config.r600.max_tile_pipes = 2;
1525 rdev->config.r600.max_simds = 3;
1526 rdev->config.r600.max_backends = 1;
1527 rdev->config.r600.max_gprs = 128;
1528 rdev->config.r600.max_threads = 192;
1529 rdev->config.r600.max_stack_entries = 128;
1530 rdev->config.r600.max_hw_contexts = 8;
1531 rdev->config.r600.max_gs_threads = 4;
1532 rdev->config.r600.sx_max_export_size = 128;
1533 rdev->config.r600.sx_max_export_pos_size = 16;
1534 rdev->config.r600.sx_max_export_smx_size = 128;
1535 rdev->config.r600.sq_num_cf_insts = 2;
1541 rdev->config.r600.max_pipes = 1;
1542 rdev->config.r600.max_tile_pipes = 1;
1543 rdev->config.r600.max_simds = 2;
1544 rdev->config.r600.max_backends = 1;
1545 rdev->config.r600.max_gprs = 128;
1546 rdev->config.r600.max_threads = 192;
1547 rdev->config.r600.max_stack_entries = 128;
1548 rdev->config.r600.max_hw_contexts = 4;
1549 rdev->config.r600.max_gs_threads = 4;
1550 rdev->config.r600.sx_max_export_size = 128;
1551 rdev->config.r600.sx_max_export_pos_size = 16;
1552 rdev->config.r600.sx_max_export_smx_size = 128;
1553 rdev->config.r600.sq_num_cf_insts = 1;
1556 rdev->config.r600.max_pipes = 4;
1557 rdev->config.r600.max_tile_pipes = 4;
1558 rdev->config.r600.max_simds = 4;
1559 rdev->config.r600.max_backends = 4;
1560 rdev->config.r600.max_gprs = 192;
1561 rdev->config.r600.max_threads = 192;
1562 rdev->config.r600.max_stack_entries = 256;
1563 rdev->config.r600.max_hw_contexts = 8;
1564 rdev->config.r600.max_gs_threads = 16;
1565 rdev->config.r600.sx_max_export_size = 128;
1566 rdev->config.r600.sx_max_export_pos_size = 16;
1567 rdev->config.r600.sx_max_export_smx_size = 128;
1568 rdev->config.r600.sq_num_cf_insts = 2;
1574 /* Initialize HDP */
1575 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1576 WREG32((0x2c14 + j), 0x00000000);
1577 WREG32((0x2c18 + j), 0x00000000);
1578 WREG32((0x2c1c + j), 0x00000000);
1579 WREG32((0x2c20 + j), 0x00000000);
1580 WREG32((0x2c24 + j), 0x00000000);
1583 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1587 ramcfg = RREG32(RAMCFG);
1588 switch (rdev->config.r600.max_tile_pipes) {
1590 tiling_config |= PIPE_TILING(0);
1593 tiling_config |= PIPE_TILING(1);
1596 tiling_config |= PIPE_TILING(2);
1599 tiling_config |= PIPE_TILING(3);
1604 rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
1605 rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1606 tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1607 tiling_config |= GROUP_SIZE((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT);
1608 if ((ramcfg & BURSTLENGTH_MASK) >> BURSTLENGTH_SHIFT)
1609 rdev->config.r600.tiling_group_size = 512;
1611 rdev->config.r600.tiling_group_size = 256;
1612 tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
1614 tiling_config |= ROW_TILING(3);
1615 tiling_config |= SAMPLE_SPLIT(3);
1617 tiling_config |= ROW_TILING(tmp);
1618 tiling_config |= SAMPLE_SPLIT(tmp);
1620 tiling_config |= BANK_SWAPS(1);
1622 cc_rb_backend_disable = RREG32(CC_RB_BACKEND_DISABLE) & 0x00ff0000;
1623 cc_rb_backend_disable |=
1624 BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK);
1626 cc_gc_shader_pipe_config = RREG32(CC_GC_SHADER_PIPE_CONFIG) & 0xffffff00;
1627 cc_gc_shader_pipe_config |=
1628 INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK);
1629 cc_gc_shader_pipe_config |=
1630 INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK);
1632 backend_map = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes,
1633 (R6XX_MAX_BACKENDS -
1634 r600_count_pipe_bits((cc_rb_backend_disable &
1635 R6XX_MAX_BACKENDS_MASK) >> 16)),
1636 (cc_rb_backend_disable >> 16));
1637 rdev->config.r600.tile_config = tiling_config;
1638 tiling_config |= BACKEND_MAP(backend_map);
1639 WREG32(GB_TILING_CONFIG, tiling_config);
1640 WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
1641 WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
1644 WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1645 WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1646 WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
1648 tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
1649 WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
1650 WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
1652 /* Setup some CP states */
1653 WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
1654 WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
1656 WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
1657 SYNC_WALKER | SYNC_ALIGNER));
1658 /* Setup various GPU states */
1659 if (rdev->family == CHIP_RV670)
1660 WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
1662 tmp = RREG32(SX_DEBUG_1);
1663 tmp |= SMX_EVENT_RELEASE;
1664 if ((rdev->family > CHIP_R600))
1665 tmp |= ENABLE_NEW_SMX_ADDRESS;
1666 WREG32(SX_DEBUG_1, tmp);
1668 if (((rdev->family) == CHIP_R600) ||
1669 ((rdev->family) == CHIP_RV630) ||
1670 ((rdev->family) == CHIP_RV610) ||
1671 ((rdev->family) == CHIP_RV620) ||
1672 ((rdev->family) == CHIP_RS780) ||
1673 ((rdev->family) == CHIP_RS880)) {
1674 WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
1676 WREG32(DB_DEBUG, 0);
1678 WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
1679 DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
1681 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1682 WREG32(VGT_NUM_INSTANCES, 0);
1684 WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
1685 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
1687 tmp = RREG32(SQ_MS_FIFO_SIZES);
1688 if (((rdev->family) == CHIP_RV610) ||
1689 ((rdev->family) == CHIP_RV620) ||
1690 ((rdev->family) == CHIP_RS780) ||
1691 ((rdev->family) == CHIP_RS880)) {
1692 tmp = (CACHE_FIFO_SIZE(0xa) |
1693 FETCH_FIFO_HIWATER(0xa) |
1694 DONE_FIFO_HIWATER(0xe0) |
1695 ALU_UPDATE_FIFO_HIWATER(0x8));
1696 } else if (((rdev->family) == CHIP_R600) ||
1697 ((rdev->family) == CHIP_RV630)) {
1698 tmp &= ~DONE_FIFO_HIWATER(0xff);
1699 tmp |= DONE_FIFO_HIWATER(0x4);
1701 WREG32(SQ_MS_FIFO_SIZES, tmp);
1703 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
1704 * should be adjusted as needed by the 2D/3D drivers. This just sets default values
1706 sq_config = RREG32(SQ_CONFIG);
1707 sq_config &= ~(PS_PRIO(3) |
1711 sq_config |= (DX9_CONSTS |
1718 if ((rdev->family) == CHIP_R600) {
1719 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
1721 NUM_CLAUSE_TEMP_GPRS(4));
1722 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
1724 sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
1725 NUM_VS_THREADS(48) |
1728 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
1729 NUM_VS_STACK_ENTRIES(128));
1730 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
1731 NUM_ES_STACK_ENTRIES(0));
1732 } else if (((rdev->family) == CHIP_RV610) ||
1733 ((rdev->family) == CHIP_RV620) ||
1734 ((rdev->family) == CHIP_RS780) ||
1735 ((rdev->family) == CHIP_RS880)) {
1736 /* no vertex cache */
1737 sq_config &= ~VC_ENABLE;
1739 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1741 NUM_CLAUSE_TEMP_GPRS(2));
1742 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1744 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1745 NUM_VS_THREADS(78) |
1747 NUM_ES_THREADS(31));
1748 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1749 NUM_VS_STACK_ENTRIES(40));
1750 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1751 NUM_ES_STACK_ENTRIES(16));
1752 } else if (((rdev->family) == CHIP_RV630) ||
1753 ((rdev->family) == CHIP_RV635)) {
1754 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1756 NUM_CLAUSE_TEMP_GPRS(2));
1757 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
1759 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1760 NUM_VS_THREADS(78) |
1762 NUM_ES_THREADS(31));
1763 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
1764 NUM_VS_STACK_ENTRIES(40));
1765 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
1766 NUM_ES_STACK_ENTRIES(16));
1767 } else if ((rdev->family) == CHIP_RV670) {
1768 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1770 NUM_CLAUSE_TEMP_GPRS(2));
1771 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1773 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1774 NUM_VS_THREADS(78) |
1776 NUM_ES_THREADS(31));
1777 sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
1778 NUM_VS_STACK_ENTRIES(64));
1779 sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
1780 NUM_ES_STACK_ENTRIES(64));
1783 WREG32(SQ_CONFIG, sq_config);
1784 WREG32(SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1);
1785 WREG32(SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2);
1786 WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
1787 WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
1788 WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
1790 if (((rdev->family) == CHIP_RV610) ||
1791 ((rdev->family) == CHIP_RV620) ||
1792 ((rdev->family) == CHIP_RS780) ||
1793 ((rdev->family) == CHIP_RS880)) {
1794 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
1796 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
1799 /* More default values. 2D/3D driver should adjust as needed */
1800 WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
1801 S1_X(0x4) | S1_Y(0xc)));
1802 WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
1803 S1_X(0x2) | S1_Y(0x2) |
1804 S2_X(0xa) | S2_Y(0x6) |
1805 S3_X(0x6) | S3_Y(0xa)));
1806 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
1807 S1_X(0x4) | S1_Y(0xc) |
1808 S2_X(0x1) | S2_Y(0x6) |
1809 S3_X(0xa) | S3_Y(0xe)));
1810 WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
1811 S5_X(0x0) | S5_Y(0x0) |
1812 S6_X(0xb) | S6_Y(0x4) |
1813 S7_X(0x7) | S7_Y(0x8)));
1815 WREG32(VGT_STRMOUT_EN, 0);
1816 tmp = rdev->config.r600.max_pipes * 16;
1817 switch (rdev->family) {
1833 WREG32(VGT_ES_PER_GS, 128);
1834 WREG32(VGT_GS_PER_ES, tmp);
1835 WREG32(VGT_GS_PER_VS, 2);
1836 WREG32(VGT_GS_VERTEX_REUSE, 16);
1838 /* more default values. 2D/3D driver should adjust as needed */
1839 WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
1840 WREG32(VGT_STRMOUT_EN, 0);
1842 WREG32(PA_SC_MODE_CNTL, 0);
1843 WREG32(PA_SC_AA_CONFIG, 0);
1844 WREG32(PA_SC_LINE_STIPPLE, 0);
1845 WREG32(SPI_INPUT_Z, 0);
1846 WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
1847 WREG32(CB_COLOR7_FRAG, 0);
1849 /* Clear render buffer base addresses */
1850 WREG32(CB_COLOR0_BASE, 0);
1851 WREG32(CB_COLOR1_BASE, 0);
1852 WREG32(CB_COLOR2_BASE, 0);
1853 WREG32(CB_COLOR3_BASE, 0);
1854 WREG32(CB_COLOR4_BASE, 0);
1855 WREG32(CB_COLOR5_BASE, 0);
1856 WREG32(CB_COLOR6_BASE, 0);
1857 WREG32(CB_COLOR7_BASE, 0);
1858 WREG32(CB_COLOR7_FRAG, 0);
1860 switch (rdev->family) {
1865 tmp = TC_L2_SIZE(8);
1869 tmp = TC_L2_SIZE(4);
1872 tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
1875 tmp = TC_L2_SIZE(0);
1878 WREG32(TC_CNTL, tmp);
1880 tmp = RREG32(HDP_HOST_PATH_CNTL);
1881 WREG32(HDP_HOST_PATH_CNTL, tmp);
1883 tmp = RREG32(ARB_POP);
1884 tmp |= ENABLE_TC128;
1885 WREG32(ARB_POP, tmp);
1887 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1888 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
1890 WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
1895 * Indirect registers accessor
1897 u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
1901 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1902 (void)RREG32(PCIE_PORT_INDEX);
1903 r = RREG32(PCIE_PORT_DATA);
1907 void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
1909 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1910 (void)RREG32(PCIE_PORT_INDEX);
1911 WREG32(PCIE_PORT_DATA, (v));
1912 (void)RREG32(PCIE_PORT_DATA);
1918 void r600_cp_stop(struct radeon_device *rdev)
1920 rdev->mc.active_vram_size = rdev->mc.visible_vram_size;
1921 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1922 WREG32(SCRATCH_UMSK, 0);
1925 int r600_init_microcode(struct radeon_device *rdev)
1927 struct platform_device *pdev;
1928 const char *chip_name;
1929 const char *rlc_chip_name;
1930 size_t pfp_req_size, me_req_size, rlc_req_size;
1936 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
1939 printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
1943 switch (rdev->family) {
1946 rlc_chip_name = "R600";
1949 chip_name = "RV610";
1950 rlc_chip_name = "R600";
1953 chip_name = "RV630";
1954 rlc_chip_name = "R600";
1957 chip_name = "RV620";
1958 rlc_chip_name = "R600";
1961 chip_name = "RV635";
1962 rlc_chip_name = "R600";
1965 chip_name = "RV670";
1966 rlc_chip_name = "R600";
1970 chip_name = "RS780";
1971 rlc_chip_name = "R600";
1974 chip_name = "RV770";
1975 rlc_chip_name = "R700";
1979 chip_name = "RV730";
1980 rlc_chip_name = "R700";
1983 chip_name = "RV710";
1984 rlc_chip_name = "R700";
1987 chip_name = "CEDAR";
1988 rlc_chip_name = "CEDAR";
1991 chip_name = "REDWOOD";
1992 rlc_chip_name = "REDWOOD";
1995 chip_name = "JUNIPER";
1996 rlc_chip_name = "JUNIPER";
2000 chip_name = "CYPRESS";
2001 rlc_chip_name = "CYPRESS";
2006 if (rdev->family >= CHIP_CEDAR) {
2007 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
2008 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
2009 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
2010 } else if (rdev->family >= CHIP_RV770) {
2011 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
2012 me_req_size = R700_PM4_UCODE_SIZE * 4;
2013 rlc_req_size = R700_RLC_UCODE_SIZE * 4;
2015 pfp_req_size = PFP_UCODE_SIZE * 4;
2016 me_req_size = PM4_UCODE_SIZE * 12;
2017 rlc_req_size = RLC_UCODE_SIZE * 4;
2020 DRM_INFO("Loading %s Microcode\n", chip_name);
2022 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
2023 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
2026 if (rdev->pfp_fw->size != pfp_req_size) {
2028 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2029 rdev->pfp_fw->size, fw_name);
2034 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
2035 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
2038 if (rdev->me_fw->size != me_req_size) {
2040 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2041 rdev->me_fw->size, fw_name);
2045 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
2046 err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
2049 if (rdev->rlc_fw->size != rlc_req_size) {
2051 "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
2052 rdev->rlc_fw->size, fw_name);
2057 platform_device_unregister(pdev);
2062 "r600_cp: Failed to load firmware \"%s\"\n",
2064 release_firmware(rdev->pfp_fw);
2065 rdev->pfp_fw = NULL;
2066 release_firmware(rdev->me_fw);
2068 release_firmware(rdev->rlc_fw);
2069 rdev->rlc_fw = NULL;
2074 static int r600_cp_load_microcode(struct radeon_device *rdev)
2076 const __be32 *fw_data;
2079 if (!rdev->me_fw || !rdev->pfp_fw)
2084 WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
2087 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2088 RREG32(GRBM_SOFT_RESET);
2090 WREG32(GRBM_SOFT_RESET, 0);
2092 WREG32(CP_ME_RAM_WADDR, 0);
2094 fw_data = (const __be32 *)rdev->me_fw->data;
2095 WREG32(CP_ME_RAM_WADDR, 0);
2096 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
2097 WREG32(CP_ME_RAM_DATA,
2098 be32_to_cpup(fw_data++));
2100 fw_data = (const __be32 *)rdev->pfp_fw->data;
2101 WREG32(CP_PFP_UCODE_ADDR, 0);
2102 for (i = 0; i < PFP_UCODE_SIZE; i++)
2103 WREG32(CP_PFP_UCODE_DATA,
2104 be32_to_cpup(fw_data++));
2106 WREG32(CP_PFP_UCODE_ADDR, 0);
2107 WREG32(CP_ME_RAM_WADDR, 0);
2108 WREG32(CP_ME_RAM_RADDR, 0);
2112 int r600_cp_start(struct radeon_device *rdev)
2117 r = radeon_ring_lock(rdev, 7);
2119 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2122 radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
2123 radeon_ring_write(rdev, 0x1);
2124 if (rdev->family >= CHIP_RV770) {
2125 radeon_ring_write(rdev, 0x0);
2126 radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
2128 radeon_ring_write(rdev, 0x3);
2129 radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
2131 radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
2132 radeon_ring_write(rdev, 0);
2133 radeon_ring_write(rdev, 0);
2134 radeon_ring_unlock_commit(rdev);
2137 WREG32(R_0086D8_CP_ME_CNTL, cp_me);
2141 int r600_cp_resume(struct radeon_device *rdev)
2148 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2149 RREG32(GRBM_SOFT_RESET);
2151 WREG32(GRBM_SOFT_RESET, 0);
2153 /* Set ring buffer size */
2154 rb_bufsz = drm_order(rdev->cp.ring_size / 8);
2155 tmp = (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
2157 tmp |= BUF_SWAP_32BIT;
2159 WREG32(CP_RB_CNTL, tmp);
2160 WREG32(CP_SEM_WAIT_TIMER, 0x4);
2162 /* Set the write pointer delay */
2163 WREG32(CP_RB_WPTR_DELAY, 0);
2165 /* Initialize the ring buffer's read and write pointers */
2166 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
2167 WREG32(CP_RB_RPTR_WR, 0);
2168 WREG32(CP_RB_WPTR, 0);
2170 /* set the wb address whether it's enabled or not */
2171 WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFFFFFFFC);
2172 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + RADEON_WB_CP_RPTR_OFFSET) & 0xFF);
2173 WREG32(SCRATCH_ADDR, ((rdev->wb.gpu_addr + RADEON_WB_SCRATCH_OFFSET) >> 8) & 0xFFFFFFFF);
2175 if (rdev->wb.enabled)
2176 WREG32(SCRATCH_UMSK, 0xff);
2178 tmp |= RB_NO_UPDATE;
2179 WREG32(SCRATCH_UMSK, 0);
2183 WREG32(CP_RB_CNTL, tmp);
2185 WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
2186 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
2188 rdev->cp.rptr = RREG32(CP_RB_RPTR);
2189 rdev->cp.wptr = RREG32(CP_RB_WPTR);
2191 r600_cp_start(rdev);
2192 rdev->cp.ready = true;
2193 r = radeon_ring_test(rdev);
2195 rdev->cp.ready = false;
2201 void r600_cp_commit(struct radeon_device *rdev)
2203 WREG32(CP_RB_WPTR, rdev->cp.wptr);
2204 (void)RREG32(CP_RB_WPTR);
2207 void r600_ring_init(struct radeon_device *rdev, unsigned ring_size)
2211 /* Align ring size */
2212 rb_bufsz = drm_order(ring_size / 8);
2213 ring_size = (1 << (rb_bufsz + 1)) * 4;
2214 rdev->cp.ring_size = ring_size;
2215 rdev->cp.align_mask = 16 - 1;
2218 void r600_cp_fini(struct radeon_device *rdev)
2221 radeon_ring_fini(rdev);
2226 * GPU scratch registers helpers function.
2228 void r600_scratch_init(struct radeon_device *rdev)
2232 rdev->scratch.num_reg = 7;
2233 rdev->scratch.reg_base = SCRATCH_REG0;
2234 for (i = 0; i < rdev->scratch.num_reg; i++) {
2235 rdev->scratch.free[i] = true;
2236 rdev->scratch.reg[i] = rdev->scratch.reg_base + (i * 4);
2240 int r600_ring_test(struct radeon_device *rdev)
2247 r = radeon_scratch_get(rdev, &scratch);
2249 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
2252 WREG32(scratch, 0xCAFEDEAD);
2253 r = radeon_ring_lock(rdev, 3);
2255 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2256 radeon_scratch_free(rdev, scratch);
2259 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2260 radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2261 radeon_ring_write(rdev, 0xDEADBEEF);
2262 radeon_ring_unlock_commit(rdev);
2263 for (i = 0; i < rdev->usec_timeout; i++) {
2264 tmp = RREG32(scratch);
2265 if (tmp == 0xDEADBEEF)
2269 if (i < rdev->usec_timeout) {
2270 DRM_INFO("ring test succeeded in %d usecs\n", i);
2272 DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
2276 radeon_scratch_free(rdev, scratch);
2280 void r600_fence_ring_emit(struct radeon_device *rdev,
2281 struct radeon_fence *fence)
2283 if (rdev->wb.use_event) {
2284 u64 addr = rdev->wb.gpu_addr + R600_WB_EVENT_OFFSET +
2285 (u64)(rdev->fence_drv.scratch_reg - rdev->scratch.reg_base);
2286 /* EVENT_WRITE_EOP - flush caches, send int */
2287 radeon_ring_write(rdev, PACKET3(PACKET3_EVENT_WRITE_EOP, 4));
2288 radeon_ring_write(rdev, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT_TS) | EVENT_INDEX(5));
2289 radeon_ring_write(rdev, addr & 0xffffffff);
2290 radeon_ring_write(rdev, (upper_32_bits(addr) & 0xff) | DATA_SEL(1) | INT_SEL(2));
2291 radeon_ring_write(rdev, fence->seq);
2292 radeon_ring_write(rdev, 0);
2294 radeon_ring_write(rdev, PACKET3(PACKET3_EVENT_WRITE, 0));
2295 radeon_ring_write(rdev, EVENT_TYPE(CACHE_FLUSH_AND_INV_EVENT) | EVENT_INDEX(0));
2296 /* wait for 3D idle clean */
2297 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2298 radeon_ring_write(rdev, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2299 radeon_ring_write(rdev, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
2300 /* Emit fence sequence & fire IRQ */
2301 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2302 radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2303 radeon_ring_write(rdev, fence->seq);
2304 /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
2305 radeon_ring_write(rdev, PACKET0(CP_INT_STATUS, 0));
2306 radeon_ring_write(rdev, RB_INT_STAT);
2310 int r600_copy_blit(struct radeon_device *rdev,
2311 uint64_t src_offset, uint64_t dst_offset,
2312 unsigned num_pages, struct radeon_fence *fence)
2316 mutex_lock(&rdev->r600_blit.mutex);
2317 rdev->r600_blit.vb_ib = NULL;
2318 r = r600_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
2320 if (rdev->r600_blit.vb_ib)
2321 radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
2322 mutex_unlock(&rdev->r600_blit.mutex);
2325 r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
2326 r600_blit_done_copy(rdev, fence);
2327 mutex_unlock(&rdev->r600_blit.mutex);
2331 int r600_set_surface_reg(struct radeon_device *rdev, int reg,
2332 uint32_t tiling_flags, uint32_t pitch,
2333 uint32_t offset, uint32_t obj_size)
2335 /* FIXME: implement */
2339 void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
2341 /* FIXME: implement */
2345 bool r600_card_posted(struct radeon_device *rdev)
2349 /* first check CRTCs */
2350 reg = RREG32(D1CRTC_CONTROL) |
2351 RREG32(D2CRTC_CONTROL);
2355 /* then check MEM_SIZE, in case the crtcs are off */
2356 if (RREG32(CONFIG_MEMSIZE))
2362 int r600_startup(struct radeon_device *rdev)
2366 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2367 r = r600_init_microcode(rdev);
2369 DRM_ERROR("Failed to load firmware!\n");
2374 r600_mc_program(rdev);
2375 if (rdev->flags & RADEON_IS_AGP) {
2376 r600_agp_enable(rdev);
2378 r = r600_pcie_gart_enable(rdev);
2382 r600_gpu_init(rdev);
2383 r = r600_blit_init(rdev);
2385 r600_blit_fini(rdev);
2386 rdev->asic->copy = NULL;
2387 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
2390 /* allocate wb buffer */
2391 r = radeon_wb_init(rdev);
2396 r = r600_irq_init(rdev);
2398 DRM_ERROR("radeon: IH init failed (%d).\n", r);
2399 radeon_irq_kms_fini(rdev);
2404 r = radeon_ring_init(rdev, rdev->cp.ring_size);
2407 r = r600_cp_load_microcode(rdev);
2410 r = r600_cp_resume(rdev);
2417 void r600_vga_set_state(struct radeon_device *rdev, bool state)
2421 temp = RREG32(CONFIG_CNTL);
2422 if (state == false) {
2428 WREG32(CONFIG_CNTL, temp);
2431 int r600_resume(struct radeon_device *rdev)
2435 /* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
2436 * posting will perform necessary task to bring back GPU into good
2440 atom_asic_init(rdev->mode_info.atom_context);
2442 r = r600_startup(rdev);
2444 DRM_ERROR("r600 startup failed on resume\n");
2448 r = r600_ib_test(rdev);
2450 DRM_ERROR("radeon: failled testing IB (%d).\n", r);
2454 r = r600_audio_init(rdev);
2456 DRM_ERROR("radeon: audio resume failed\n");
2463 int r600_suspend(struct radeon_device *rdev)
2467 r600_audio_fini(rdev);
2468 /* FIXME: we should wait for ring to be empty */
2470 rdev->cp.ready = false;
2471 r600_irq_suspend(rdev);
2472 radeon_wb_disable(rdev);
2473 r600_pcie_gart_disable(rdev);
2474 /* unpin shaders bo */
2475 if (rdev->r600_blit.shader_obj) {
2476 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
2478 radeon_bo_unpin(rdev->r600_blit.shader_obj);
2479 radeon_bo_unreserve(rdev->r600_blit.shader_obj);
2485 /* Plan is to move initialization in that function and use
2486 * helper function so that radeon_device_init pretty much
2487 * do nothing more than calling asic specific function. This
2488 * should also allow to remove a bunch of callback function
2491 int r600_init(struct radeon_device *rdev)
2495 r = radeon_dummy_page_init(rdev);
2498 if (r600_debugfs_mc_info_init(rdev)) {
2499 DRM_ERROR("Failed to register debugfs file for mc !\n");
2501 /* This don't do much */
2502 r = radeon_gem_init(rdev);
2506 if (!radeon_get_bios(rdev)) {
2507 if (ASIC_IS_AVIVO(rdev))
2510 /* Must be an ATOMBIOS */
2511 if (!rdev->is_atom_bios) {
2512 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
2515 r = radeon_atombios_init(rdev);
2518 /* Post card if necessary */
2519 if (!r600_card_posted(rdev)) {
2521 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2524 DRM_INFO("GPU not posted. posting now...\n");
2525 atom_asic_init(rdev->mode_info.atom_context);
2527 /* Initialize scratch registers */
2528 r600_scratch_init(rdev);
2529 /* Initialize surface registers */
2530 radeon_surface_init(rdev);
2531 /* Initialize clocks */
2532 radeon_get_clock_info(rdev->ddev);
2534 r = radeon_fence_driver_init(rdev);
2537 if (rdev->flags & RADEON_IS_AGP) {
2538 r = radeon_agp_init(rdev);
2540 radeon_agp_disable(rdev);
2542 r = r600_mc_init(rdev);
2545 /* Memory manager */
2546 r = radeon_bo_init(rdev);
2550 r = radeon_irq_kms_init(rdev);
2554 rdev->cp.ring_obj = NULL;
2555 r600_ring_init(rdev, 1024 * 1024);
2557 rdev->ih.ring_obj = NULL;
2558 r600_ih_ring_init(rdev, 64 * 1024);
2560 r = r600_pcie_gart_init(rdev);
2564 rdev->accel_working = true;
2565 r = r600_startup(rdev);
2567 dev_err(rdev->dev, "disabling GPU acceleration\n");
2569 r600_irq_fini(rdev);
2570 radeon_wb_fini(rdev);
2571 radeon_irq_kms_fini(rdev);
2572 r600_pcie_gart_fini(rdev);
2573 rdev->accel_working = false;
2575 if (rdev->accel_working) {
2576 r = radeon_ib_pool_init(rdev);
2578 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
2579 rdev->accel_working = false;
2581 r = r600_ib_test(rdev);
2583 dev_err(rdev->dev, "IB test failed (%d).\n", r);
2584 rdev->accel_working = false;
2589 r = r600_audio_init(rdev);
2591 return r; /* TODO error handling */
2595 void r600_fini(struct radeon_device *rdev)
2597 r600_audio_fini(rdev);
2598 r600_blit_fini(rdev);
2600 r600_irq_fini(rdev);
2601 radeon_wb_fini(rdev);
2602 radeon_irq_kms_fini(rdev);
2603 r600_pcie_gart_fini(rdev);
2604 radeon_agp_fini(rdev);
2605 radeon_gem_fini(rdev);
2606 radeon_fence_driver_fini(rdev);
2607 radeon_bo_fini(rdev);
2608 radeon_atombios_fini(rdev);
2611 radeon_dummy_page_fini(rdev);
2618 void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
2620 /* FIXME: implement */
2621 radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
2622 radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC);
2623 radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
2624 radeon_ring_write(rdev, ib->length_dw);
2627 int r600_ib_test(struct radeon_device *rdev)
2629 struct radeon_ib *ib;
2635 r = radeon_scratch_get(rdev, &scratch);
2637 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
2640 WREG32(scratch, 0xCAFEDEAD);
2641 r = radeon_ib_get(rdev, &ib);
2643 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
2646 ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
2647 ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2648 ib->ptr[2] = 0xDEADBEEF;
2649 ib->ptr[3] = PACKET2(0);
2650 ib->ptr[4] = PACKET2(0);
2651 ib->ptr[5] = PACKET2(0);
2652 ib->ptr[6] = PACKET2(0);
2653 ib->ptr[7] = PACKET2(0);
2654 ib->ptr[8] = PACKET2(0);
2655 ib->ptr[9] = PACKET2(0);
2656 ib->ptr[10] = PACKET2(0);
2657 ib->ptr[11] = PACKET2(0);
2658 ib->ptr[12] = PACKET2(0);
2659 ib->ptr[13] = PACKET2(0);
2660 ib->ptr[14] = PACKET2(0);
2661 ib->ptr[15] = PACKET2(0);
2663 r = radeon_ib_schedule(rdev, ib);
2665 radeon_scratch_free(rdev, scratch);
2666 radeon_ib_free(rdev, &ib);
2667 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
2670 r = radeon_fence_wait(ib->fence, false);
2672 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
2675 for (i = 0; i < rdev->usec_timeout; i++) {
2676 tmp = RREG32(scratch);
2677 if (tmp == 0xDEADBEEF)
2681 if (i < rdev->usec_timeout) {
2682 DRM_INFO("ib test succeeded in %u usecs\n", i);
2684 DRM_ERROR("radeon: ib test failed (scratch(0x%04X)=0x%08X)\n",
2688 radeon_scratch_free(rdev, scratch);
2689 radeon_ib_free(rdev, &ib);
2696 * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty
2697 * the same as the CP ring buffer, but in reverse. Rather than the CPU
2698 * writing to the ring and the GPU consuming, the GPU writes to the ring
2699 * and host consumes. As the host irq handler processes interrupts, it
2700 * increments the rptr. When the rptr catches up with the wptr, all the
2701 * current interrupts have been processed.
2704 void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
2708 /* Align ring size */
2709 rb_bufsz = drm_order(ring_size / 4);
2710 ring_size = (1 << rb_bufsz) * 4;
2711 rdev->ih.ring_size = ring_size;
2712 rdev->ih.ptr_mask = rdev->ih.ring_size - 1;
2716 static int r600_ih_ring_alloc(struct radeon_device *rdev)
2720 /* Allocate ring buffer */
2721 if (rdev->ih.ring_obj == NULL) {
2722 r = radeon_bo_create(rdev, NULL, rdev->ih.ring_size,
2724 RADEON_GEM_DOMAIN_GTT,
2725 &rdev->ih.ring_obj);
2727 DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
2730 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2731 if (unlikely(r != 0))
2733 r = radeon_bo_pin(rdev->ih.ring_obj,
2734 RADEON_GEM_DOMAIN_GTT,
2735 &rdev->ih.gpu_addr);
2737 radeon_bo_unreserve(rdev->ih.ring_obj);
2738 DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
2741 r = radeon_bo_kmap(rdev->ih.ring_obj,
2742 (void **)&rdev->ih.ring);
2743 radeon_bo_unreserve(rdev->ih.ring_obj);
2745 DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
2752 static void r600_ih_ring_fini(struct radeon_device *rdev)
2755 if (rdev->ih.ring_obj) {
2756 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2757 if (likely(r == 0)) {
2758 radeon_bo_kunmap(rdev->ih.ring_obj);
2759 radeon_bo_unpin(rdev->ih.ring_obj);
2760 radeon_bo_unreserve(rdev->ih.ring_obj);
2762 radeon_bo_unref(&rdev->ih.ring_obj);
2763 rdev->ih.ring = NULL;
2764 rdev->ih.ring_obj = NULL;
2768 void r600_rlc_stop(struct radeon_device *rdev)
2771 if ((rdev->family >= CHIP_RV770) &&
2772 (rdev->family <= CHIP_RV740)) {
2773 /* r7xx asics need to soft reset RLC before halting */
2774 WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
2775 RREG32(SRBM_SOFT_RESET);
2777 WREG32(SRBM_SOFT_RESET, 0);
2778 RREG32(SRBM_SOFT_RESET);
2781 WREG32(RLC_CNTL, 0);
2784 static void r600_rlc_start(struct radeon_device *rdev)
2786 WREG32(RLC_CNTL, RLC_ENABLE);
2789 static int r600_rlc_init(struct radeon_device *rdev)
2792 const __be32 *fw_data;
2797 r600_rlc_stop(rdev);
2799 WREG32(RLC_HB_BASE, 0);
2800 WREG32(RLC_HB_CNTL, 0);
2801 WREG32(RLC_HB_RPTR, 0);
2802 WREG32(RLC_HB_WPTR, 0);
2803 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
2804 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
2805 WREG32(RLC_MC_CNTL, 0);
2806 WREG32(RLC_UCODE_CNTL, 0);
2808 fw_data = (const __be32 *)rdev->rlc_fw->data;
2809 if (rdev->family >= CHIP_CEDAR) {
2810 for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) {
2811 WREG32(RLC_UCODE_ADDR, i);
2812 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2814 } else if (rdev->family >= CHIP_RV770) {
2815 for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
2816 WREG32(RLC_UCODE_ADDR, i);
2817 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2820 for (i = 0; i < RLC_UCODE_SIZE; i++) {
2821 WREG32(RLC_UCODE_ADDR, i);
2822 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2825 WREG32(RLC_UCODE_ADDR, 0);
2827 r600_rlc_start(rdev);
2832 static void r600_enable_interrupts(struct radeon_device *rdev)
2834 u32 ih_cntl = RREG32(IH_CNTL);
2835 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2837 ih_cntl |= ENABLE_INTR;
2838 ih_rb_cntl |= IH_RB_ENABLE;
2839 WREG32(IH_CNTL, ih_cntl);
2840 WREG32(IH_RB_CNTL, ih_rb_cntl);
2841 rdev->ih.enabled = true;
2844 void r600_disable_interrupts(struct radeon_device *rdev)
2846 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2847 u32 ih_cntl = RREG32(IH_CNTL);
2849 ih_rb_cntl &= ~IH_RB_ENABLE;
2850 ih_cntl &= ~ENABLE_INTR;
2851 WREG32(IH_RB_CNTL, ih_rb_cntl);
2852 WREG32(IH_CNTL, ih_cntl);
2853 /* set rptr, wptr to 0 */
2854 WREG32(IH_RB_RPTR, 0);
2855 WREG32(IH_RB_WPTR, 0);
2856 rdev->ih.enabled = false;
2861 static void r600_disable_interrupt_state(struct radeon_device *rdev)
2865 WREG32(CP_INT_CNTL, CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE);
2866 WREG32(GRBM_INT_CNTL, 0);
2867 WREG32(DxMODE_INT_MASK, 0);
2868 if (ASIC_IS_DCE3(rdev)) {
2869 WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
2870 WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
2871 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2872 WREG32(DC_HPD1_INT_CONTROL, tmp);
2873 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2874 WREG32(DC_HPD2_INT_CONTROL, tmp);
2875 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2876 WREG32(DC_HPD3_INT_CONTROL, tmp);
2877 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2878 WREG32(DC_HPD4_INT_CONTROL, tmp);
2879 if (ASIC_IS_DCE32(rdev)) {
2880 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2881 WREG32(DC_HPD5_INT_CONTROL, tmp);
2882 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2883 WREG32(DC_HPD6_INT_CONTROL, tmp);
2886 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
2887 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
2888 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2889 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
2890 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2891 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
2892 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
2893 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
2897 int r600_irq_init(struct radeon_device *rdev)
2901 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
2904 ret = r600_ih_ring_alloc(rdev);
2909 r600_disable_interrupts(rdev);
2912 ret = r600_rlc_init(rdev);
2914 r600_ih_ring_fini(rdev);
2918 /* setup interrupt control */
2919 /* set dummy read address to ring address */
2920 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
2921 interrupt_cntl = RREG32(INTERRUPT_CNTL);
2922 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
2923 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
2925 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
2926 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
2927 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
2928 WREG32(INTERRUPT_CNTL, interrupt_cntl);
2930 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
2931 rb_bufsz = drm_order(rdev->ih.ring_size / 4);
2933 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
2934 IH_WPTR_OVERFLOW_CLEAR |
2937 if (rdev->wb.enabled)
2938 ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;
2940 /* set the writeback address whether it's enabled or not */
2941 WREG32(IH_RB_WPTR_ADDR_LO, (rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFFFFFFFC);
2942 WREG32(IH_RB_WPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + R600_WB_IH_WPTR_OFFSET) & 0xFF);
2944 WREG32(IH_RB_CNTL, ih_rb_cntl);
2946 /* set rptr, wptr to 0 */
2947 WREG32(IH_RB_RPTR, 0);
2948 WREG32(IH_RB_WPTR, 0);
2950 /* Default settings for IH_CNTL (disabled at first) */
2951 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10);
2952 /* RPTR_REARM only works if msi's are enabled */
2953 if (rdev->msi_enabled)
2954 ih_cntl |= RPTR_REARM;
2957 ih_cntl |= IH_MC_SWAP(IH_MC_SWAP_32BIT);
2959 WREG32(IH_CNTL, ih_cntl);
2961 /* force the active interrupt state to all disabled */
2962 if (rdev->family >= CHIP_CEDAR)
2963 evergreen_disable_interrupt_state(rdev);
2965 r600_disable_interrupt_state(rdev);
2968 r600_enable_interrupts(rdev);
2973 void r600_irq_suspend(struct radeon_device *rdev)
2975 r600_irq_disable(rdev);
2976 r600_rlc_stop(rdev);
2979 void r600_irq_fini(struct radeon_device *rdev)
2981 r600_irq_suspend(rdev);
2982 r600_ih_ring_fini(rdev);
2985 int r600_irq_set(struct radeon_device *rdev)
2987 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
2989 u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
2990 u32 grbm_int_cntl = 0;
2993 if (!rdev->irq.installed) {
2994 WARN(1, "Can't enable IRQ/MSI because no handler is installed\n");
2997 /* don't enable anything if the ih is disabled */
2998 if (!rdev->ih.enabled) {
2999 r600_disable_interrupts(rdev);
3000 /* force the active interrupt state to all disabled */
3001 r600_disable_interrupt_state(rdev);
3005 hdmi1 = RREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
3006 if (ASIC_IS_DCE3(rdev)) {
3007 hdmi2 = RREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
3008 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3009 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3010 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3011 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
3012 if (ASIC_IS_DCE32(rdev)) {
3013 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
3014 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
3017 hdmi2 = RREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
3018 hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3019 hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3020 hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3023 if (rdev->irq.sw_int) {
3024 DRM_DEBUG("r600_irq_set: sw int\n");
3025 cp_int_cntl |= RB_INT_ENABLE;
3026 cp_int_cntl |= TIME_STAMP_INT_ENABLE;
3028 if (rdev->irq.crtc_vblank_int[0]) {
3029 DRM_DEBUG("r600_irq_set: vblank 0\n");
3030 mode_int |= D1MODE_VBLANK_INT_MASK;
3032 if (rdev->irq.crtc_vblank_int[1]) {
3033 DRM_DEBUG("r600_irq_set: vblank 1\n");
3034 mode_int |= D2MODE_VBLANK_INT_MASK;
3036 if (rdev->irq.hpd[0]) {
3037 DRM_DEBUG("r600_irq_set: hpd 1\n");
3038 hpd1 |= DC_HPDx_INT_EN;
3040 if (rdev->irq.hpd[1]) {
3041 DRM_DEBUG("r600_irq_set: hpd 2\n");
3042 hpd2 |= DC_HPDx_INT_EN;
3044 if (rdev->irq.hpd[2]) {
3045 DRM_DEBUG("r600_irq_set: hpd 3\n");
3046 hpd3 |= DC_HPDx_INT_EN;
3048 if (rdev->irq.hpd[3]) {
3049 DRM_DEBUG("r600_irq_set: hpd 4\n");
3050 hpd4 |= DC_HPDx_INT_EN;
3052 if (rdev->irq.hpd[4]) {
3053 DRM_DEBUG("r600_irq_set: hpd 5\n");
3054 hpd5 |= DC_HPDx_INT_EN;
3056 if (rdev->irq.hpd[5]) {
3057 DRM_DEBUG("r600_irq_set: hpd 6\n");
3058 hpd6 |= DC_HPDx_INT_EN;
3060 if (rdev->irq.hdmi[0]) {
3061 DRM_DEBUG("r600_irq_set: hdmi 1\n");
3062 hdmi1 |= R600_HDMI_INT_EN;
3064 if (rdev->irq.hdmi[1]) {
3065 DRM_DEBUG("r600_irq_set: hdmi 2\n");
3066 hdmi2 |= R600_HDMI_INT_EN;
3068 if (rdev->irq.gui_idle) {
3069 DRM_DEBUG("gui idle\n");
3070 grbm_int_cntl |= GUI_IDLE_INT_ENABLE;
3073 WREG32(CP_INT_CNTL, cp_int_cntl);
3074 WREG32(DxMODE_INT_MASK, mode_int);
3075 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
3076 WREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, hdmi1);
3077 if (ASIC_IS_DCE3(rdev)) {
3078 WREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, hdmi2);
3079 WREG32(DC_HPD1_INT_CONTROL, hpd1);
3080 WREG32(DC_HPD2_INT_CONTROL, hpd2);
3081 WREG32(DC_HPD3_INT_CONTROL, hpd3);
3082 WREG32(DC_HPD4_INT_CONTROL, hpd4);
3083 if (ASIC_IS_DCE32(rdev)) {
3084 WREG32(DC_HPD5_INT_CONTROL, hpd5);
3085 WREG32(DC_HPD6_INT_CONTROL, hpd6);
3088 WREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, hdmi2);
3089 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
3090 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
3091 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
3097 static inline void r600_irq_ack(struct radeon_device *rdev,
3100 u32 *disp_int_cont2)
3104 if (ASIC_IS_DCE3(rdev)) {
3105 *disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
3106 *disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
3107 *disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
3109 *disp_int = RREG32(DISP_INTERRUPT_STATUS);
3110 *disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
3111 *disp_int_cont2 = 0;
3114 if (*disp_int & LB_D1_VBLANK_INTERRUPT)
3115 WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
3116 if (*disp_int & LB_D1_VLINE_INTERRUPT)
3117 WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
3118 if (*disp_int & LB_D2_VBLANK_INTERRUPT)
3119 WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
3120 if (*disp_int & LB_D2_VLINE_INTERRUPT)
3121 WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
3122 if (*disp_int & DC_HPD1_INTERRUPT) {
3123 if (ASIC_IS_DCE3(rdev)) {
3124 tmp = RREG32(DC_HPD1_INT_CONTROL);
3125 tmp |= DC_HPDx_INT_ACK;
3126 WREG32(DC_HPD1_INT_CONTROL, tmp);
3128 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
3129 tmp |= DC_HPDx_INT_ACK;
3130 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
3133 if (*disp_int & DC_HPD2_INTERRUPT) {
3134 if (ASIC_IS_DCE3(rdev)) {
3135 tmp = RREG32(DC_HPD2_INT_CONTROL);
3136 tmp |= DC_HPDx_INT_ACK;
3137 WREG32(DC_HPD2_INT_CONTROL, tmp);
3139 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
3140 tmp |= DC_HPDx_INT_ACK;
3141 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
3144 if (*disp_int_cont & DC_HPD3_INTERRUPT) {
3145 if (ASIC_IS_DCE3(rdev)) {
3146 tmp = RREG32(DC_HPD3_INT_CONTROL);
3147 tmp |= DC_HPDx_INT_ACK;
3148 WREG32(DC_HPD3_INT_CONTROL, tmp);
3150 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
3151 tmp |= DC_HPDx_INT_ACK;
3152 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
3155 if (*disp_int_cont & DC_HPD4_INTERRUPT) {
3156 tmp = RREG32(DC_HPD4_INT_CONTROL);
3157 tmp |= DC_HPDx_INT_ACK;
3158 WREG32(DC_HPD4_INT_CONTROL, tmp);
3160 if (ASIC_IS_DCE32(rdev)) {
3161 if (*disp_int_cont2 & DC_HPD5_INTERRUPT) {
3162 tmp = RREG32(DC_HPD5_INT_CONTROL);
3163 tmp |= DC_HPDx_INT_ACK;
3164 WREG32(DC_HPD5_INT_CONTROL, tmp);
3166 if (*disp_int_cont2 & DC_HPD6_INTERRUPT) {
3167 tmp = RREG32(DC_HPD5_INT_CONTROL);
3168 tmp |= DC_HPDx_INT_ACK;
3169 WREG32(DC_HPD6_INT_CONTROL, tmp);
3172 if (RREG32(R600_HDMI_BLOCK1 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3173 WREG32_P(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3175 if (ASIC_IS_DCE3(rdev)) {
3176 if (RREG32(R600_HDMI_BLOCK3 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3177 WREG32_P(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3180 if (RREG32(R600_HDMI_BLOCK2 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3181 WREG32_P(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3186 void r600_irq_disable(struct radeon_device *rdev)
3188 u32 disp_int, disp_int_cont, disp_int_cont2;
3190 r600_disable_interrupts(rdev);
3191 /* Wait and acknowledge irq */
3193 r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
3194 r600_disable_interrupt_state(rdev);
3197 static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
3201 if (rdev->wb.enabled)
3202 wptr = rdev->wb.wb[R600_WB_IH_WPTR_OFFSET/4];
3204 wptr = RREG32(IH_RB_WPTR);
3206 if (wptr & RB_OVERFLOW) {
3207 /* When a ring buffer overflow happen start parsing interrupt
3208 * from the last not overwritten vector (wptr + 16). Hopefully
3209 * this should allow us to catchup.
3211 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
3212 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
3213 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
3214 tmp = RREG32(IH_RB_CNTL);
3215 tmp |= IH_WPTR_OVERFLOW_CLEAR;
3216 WREG32(IH_RB_CNTL, tmp);
3218 return (wptr & rdev->ih.ptr_mask);
3222 * Each IV ring entry is 128 bits:
3223 * [7:0] - interrupt source id
3225 * [59:32] - interrupt source data
3226 * [127:60] - reserved
3228 * The basic interrupt vector entries
3229 * are decoded as follows:
3230 * src_id src_data description
3235 * 19 0 FP Hot plug detection A
3236 * 19 1 FP Hot plug detection B
3237 * 19 2 DAC A auto-detection
3238 * 19 3 DAC B auto-detection
3244 * 181 - EOP Interrupt
3247 * Note, these are based on r600 and may need to be
3248 * adjusted or added to on newer asics
3251 int r600_irq_process(struct radeon_device *rdev)
3253 u32 wptr = r600_get_ih_wptr(rdev);
3254 u32 rptr = rdev->ih.rptr;
3255 u32 src_id, src_data;
3256 u32 ring_index, disp_int, disp_int_cont, disp_int_cont2;
3257 unsigned long flags;
3258 bool queue_hotplug = false;
3260 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
3261 if (!rdev->ih.enabled)
3264 spin_lock_irqsave(&rdev->ih.lock, flags);
3267 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3270 if (rdev->shutdown) {
3271 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3276 /* display interrupts */
3277 r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
3279 rdev->ih.wptr = wptr;
3280 while (rptr != wptr) {
3281 /* wptr/rptr are in bytes! */
3282 ring_index = rptr / 4;
3283 src_id = rdev->ih.ring[ring_index] & 0xff;
3284 src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
3287 case 1: /* D1 vblank/vline */
3289 case 0: /* D1 vblank */
3290 if (disp_int & LB_D1_VBLANK_INTERRUPT) {
3291 drm_handle_vblank(rdev->ddev, 0);
3292 rdev->pm.vblank_sync = true;
3293 wake_up(&rdev->irq.vblank_queue);
3294 disp_int &= ~LB_D1_VBLANK_INTERRUPT;
3295 DRM_DEBUG("IH: D1 vblank\n");
3298 case 1: /* D1 vline */
3299 if (disp_int & LB_D1_VLINE_INTERRUPT) {
3300 disp_int &= ~LB_D1_VLINE_INTERRUPT;
3301 DRM_DEBUG("IH: D1 vline\n");
3305 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3309 case 5: /* D2 vblank/vline */
3311 case 0: /* D2 vblank */
3312 if (disp_int & LB_D2_VBLANK_INTERRUPT) {
3313 drm_handle_vblank(rdev->ddev, 1);
3314 rdev->pm.vblank_sync = true;
3315 wake_up(&rdev->irq.vblank_queue);
3316 disp_int &= ~LB_D2_VBLANK_INTERRUPT;
3317 DRM_DEBUG("IH: D2 vblank\n");
3320 case 1: /* D1 vline */
3321 if (disp_int & LB_D2_VLINE_INTERRUPT) {
3322 disp_int &= ~LB_D2_VLINE_INTERRUPT;
3323 DRM_DEBUG("IH: D2 vline\n");
3327 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3331 case 19: /* HPD/DAC hotplug */
3334 if (disp_int & DC_HPD1_INTERRUPT) {
3335 disp_int &= ~DC_HPD1_INTERRUPT;
3336 queue_hotplug = true;
3337 DRM_DEBUG("IH: HPD1\n");
3341 if (disp_int & DC_HPD2_INTERRUPT) {
3342 disp_int &= ~DC_HPD2_INTERRUPT;
3343 queue_hotplug = true;
3344 DRM_DEBUG("IH: HPD2\n");
3348 if (disp_int_cont & DC_HPD3_INTERRUPT) {
3349 disp_int_cont &= ~DC_HPD3_INTERRUPT;
3350 queue_hotplug = true;
3351 DRM_DEBUG("IH: HPD3\n");
3355 if (disp_int_cont & DC_HPD4_INTERRUPT) {
3356 disp_int_cont &= ~DC_HPD4_INTERRUPT;
3357 queue_hotplug = true;
3358 DRM_DEBUG("IH: HPD4\n");
3362 if (disp_int_cont2 & DC_HPD5_INTERRUPT) {
3363 disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
3364 queue_hotplug = true;
3365 DRM_DEBUG("IH: HPD5\n");
3369 if (disp_int_cont2 & DC_HPD6_INTERRUPT) {
3370 disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
3371 queue_hotplug = true;
3372 DRM_DEBUG("IH: HPD6\n");
3376 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3381 DRM_DEBUG("IH: HDMI: 0x%x\n", src_data);
3382 r600_audio_schedule_polling(rdev);
3384 case 176: /* CP_INT in ring buffer */
3385 case 177: /* CP_INT in IB1 */
3386 case 178: /* CP_INT in IB2 */
3387 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
3388 radeon_fence_process(rdev);
3390 case 181: /* CP EOP event */
3391 DRM_DEBUG("IH: CP EOP\n");
3392 radeon_fence_process(rdev);
3394 case 233: /* GUI IDLE */
3395 DRM_DEBUG("IH: CP EOP\n");
3396 rdev->pm.gui_idle = true;
3397 wake_up(&rdev->irq.idle_queue);
3400 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
3404 /* wptr/rptr are in bytes! */
3406 rptr &= rdev->ih.ptr_mask;
3408 /* make sure wptr hasn't changed while processing */
3409 wptr = r600_get_ih_wptr(rdev);
3410 if (wptr != rdev->ih.wptr)
3413 queue_work(rdev->wq, &rdev->hotplug_work);
3414 rdev->ih.rptr = rptr;
3415 WREG32(IH_RB_RPTR, rdev->ih.rptr);
3416 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3423 #if defined(CONFIG_DEBUG_FS)
3425 static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data)
3427 struct drm_info_node *node = (struct drm_info_node *) m->private;
3428 struct drm_device *dev = node->minor->dev;
3429 struct radeon_device *rdev = dev->dev_private;
3430 unsigned count, i, j;
3432 radeon_ring_free_size(rdev);
3433 count = (rdev->cp.ring_size / 4) - rdev->cp.ring_free_dw;
3434 seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT));
3435 seq_printf(m, "CP_RB_WPTR 0x%08x\n", RREG32(CP_RB_WPTR));
3436 seq_printf(m, "CP_RB_RPTR 0x%08x\n", RREG32(CP_RB_RPTR));
3437 seq_printf(m, "driver's copy of the CP_RB_WPTR 0x%08x\n", rdev->cp.wptr);
3438 seq_printf(m, "driver's copy of the CP_RB_RPTR 0x%08x\n", rdev->cp.rptr);
3439 seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw);
3440 seq_printf(m, "%u dwords in ring\n", count);
3442 for (j = 0; j <= count; j++) {
3443 seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]);
3444 i = (i + 1) & rdev->cp.ptr_mask;
3449 static int r600_debugfs_mc_info(struct seq_file *m, void *data)
3451 struct drm_info_node *node = (struct drm_info_node *) m->private;
3452 struct drm_device *dev = node->minor->dev;
3453 struct radeon_device *rdev = dev->dev_private;
3455 DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
3456 DREG32_SYS(m, rdev, VM_L2_STATUS);
3460 static struct drm_info_list r600_mc_info_list[] = {
3461 {"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
3462 {"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL},
3466 int r600_debugfs_mc_info_init(struct radeon_device *rdev)
3468 #if defined(CONFIG_DEBUG_FS)
3469 return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
3476 * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
3477 * rdev: radeon device structure
3478 * bo: buffer object struct which userspace is waiting for idle
3480 * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
3481 * through ring buffer, this leads to corruption in rendering, see
3482 * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
3483 * directly perform HDP flush by writing register through MMIO.
3485 void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
3487 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
3488 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
3490 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740) &&
3491 rdev->vram_scratch.ptr) {
3492 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
3495 WREG32(HDP_DEBUG1, 0);
3496 tmp = readl((void __iomem *)ptr);
3498 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);