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drm: fix trivial coding errors
[net-next-2.6.git] / drivers / gpu / drm / radeon / r600.c
CommitLineData
771fe6b9
JG		 1/*
2 * Copyright 2008 Advanced Micro Devices, Inc.
3 * Copyright 2008 Red Hat Inc.
4 * Copyright 2009 Jerome Glisse.
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22 * OTHER DEALINGS IN THE SOFTWARE.
23 *
24 * Authors: Dave Airlie
25 * Alex Deucher
26 * Jerome Glisse
27 */
5a0e3ad6 28#include <linux/slab.h>
3ce0a23d
JG		 29#include <linux/seq_file.h>
30#include <linux/firmware.h>
31#include <linux/platform_device.h>
771fe6b9 32#include "drmP.h"
3ce0a23d 33#include "radeon_drm.h"
771fe6b9 34#include "radeon.h"
e6990375 35#include "radeon_asic.h"
3ce0a23d 36#include "radeon_mode.h"
3ce0a23d 37#include "r600d.h"
3ce0a23d 38#include "atom.h"
d39c3b89 39#include "avivod.h"
771fe6b9 40
3ce0a23d
JG		 41#define PFP_UCODE_SIZE 576
42#define PM4_UCODE_SIZE 1792
d8f60cfc 43#define RLC_UCODE_SIZE 768
3ce0a23d
JG		 44#define R700_PFP_UCODE_SIZE 848
45#define R700_PM4_UCODE_SIZE 1360
d8f60cfc 46#define R700_RLC_UCODE_SIZE 1024
fe251e2f
AD		 47#define EVERGREEN_PFP_UCODE_SIZE 1120
48#define EVERGREEN_PM4_UCODE_SIZE 1376
45f9a39b 49#define EVERGREEN_RLC_UCODE_SIZE 768
3ce0a23d
JG		 50
51/* Firmware Names */
52MODULE_FIRMWARE("radeon/R600_pfp.bin");
53MODULE_FIRMWARE("radeon/R600_me.bin");
54MODULE_FIRMWARE("radeon/RV610_pfp.bin");
55MODULE_FIRMWARE("radeon/RV610_me.bin");
56MODULE_FIRMWARE("radeon/RV630_pfp.bin");
57MODULE_FIRMWARE("radeon/RV630_me.bin");
58MODULE_FIRMWARE("radeon/RV620_pfp.bin");
59MODULE_FIRMWARE("radeon/RV620_me.bin");
60MODULE_FIRMWARE("radeon/RV635_pfp.bin");
61MODULE_FIRMWARE("radeon/RV635_me.bin");
62MODULE_FIRMWARE("radeon/RV670_pfp.bin");
63MODULE_FIRMWARE("radeon/RV670_me.bin");
64MODULE_FIRMWARE("radeon/RS780_pfp.bin");
65MODULE_FIRMWARE("radeon/RS780_me.bin");
66MODULE_FIRMWARE("radeon/RV770_pfp.bin");
67MODULE_FIRMWARE("radeon/RV770_me.bin");
68MODULE_FIRMWARE("radeon/RV730_pfp.bin");
69MODULE_FIRMWARE("radeon/RV730_me.bin");
70MODULE_FIRMWARE("radeon/RV710_pfp.bin");
71MODULE_FIRMWARE("radeon/RV710_me.bin");
d8f60cfc
AD		 72MODULE_FIRMWARE("radeon/R600_rlc.bin");
73MODULE_FIRMWARE("radeon/R700_rlc.bin");
fe251e2f
AD		 74MODULE_FIRMWARE("radeon/CEDAR_pfp.bin");
75MODULE_FIRMWARE("radeon/CEDAR_me.bin");
45f9a39b 76MODULE_FIRMWARE("radeon/CEDAR_rlc.bin");
fe251e2f
AD		 77MODULE_FIRMWARE("radeon/REDWOOD_pfp.bin");
78MODULE_FIRMWARE("radeon/REDWOOD_me.bin");
45f9a39b 79MODULE_FIRMWARE("radeon/REDWOOD_rlc.bin");
fe251e2f
AD		 80MODULE_FIRMWARE("radeon/JUNIPER_pfp.bin");
81MODULE_FIRMWARE("radeon/JUNIPER_me.bin");
45f9a39b 82MODULE_FIRMWARE("radeon/JUNIPER_rlc.bin");
a7433742 83MODULE_FIRMWARE("radeon/CYPRESS_pfp.bin");
fe251e2f 84MODULE_FIRMWARE("radeon/CYPRESS_me.bin");
45f9a39b 85MODULE_FIRMWARE("radeon/CYPRESS_rlc.bin");
3ce0a23d
JG		 86
87int r600_debugfs_mc_info_init(struct radeon_device *rdev);
771fe6b9 88
1a029b76 89/* r600,rv610,rv630,rv620,rv635,rv670 */
771fe6b9
JG		 90int r600_mc_wait_for_idle(struct radeon_device *rdev);
91void r600_gpu_init(struct radeon_device *rdev);
3ce0a23d 92void r600_fini(struct radeon_device *rdev);
45f9a39b 93void r600_irq_disable(struct radeon_device *rdev);
771fe6b9 94
21a8122a
AD		 95/* get temperature in millidegrees */
96u32 rv6xx_get_temp(struct radeon_device *rdev)
97{
98 u32 temp = (RREG32(CG_THERMAL_STATUS) & ASIC_T_MASK) >>
99 ASIC_T_SHIFT;
100 u32 actual_temp = 0;
101
102 if ((temp >> 7) & 1)
103 actual_temp = 0;
104 else
105 actual_temp = (temp >> 1) & 0xff;
106
107 return actual_temp * 1000;
108}
109
ce8f5370 110void r600_pm_get_dynpm_state(struct radeon_device *rdev)
a48b9b4e
AD		 111{
112 int i;
113
ce8f5370
AD		 114 rdev->pm.dynpm_can_upclock = true;
115 rdev->pm.dynpm_can_downclock = true;
a48b9b4e
AD		 116
117 /* power state array is low to high, default is first */
118 if ((rdev->flags & RADEON_IS_IGP) || (rdev->family == CHIP_R600)) {
119 int min_power_state_index = 0;
120
121 if (rdev->pm.num_power_states > 2)
122 min_power_state_index = 1;
123
ce8f5370
AD		 124 switch (rdev->pm.dynpm_planned_action) {
125 case DYNPM_ACTION_MINIMUM:
a48b9b4e
AD		 126 rdev->pm.requested_power_state_index = min_power_state_index;
127 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 128 rdev->pm.dynpm_can_downclock = false;
a48b9b4e 129 break;
ce8f5370 130 case DYNPM_ACTION_DOWNCLOCK:
a48b9b4e
AD		 131 if (rdev->pm.current_power_state_index == min_power_state_index) {
132 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
ce8f5370 133 rdev->pm.dynpm_can_downclock = false;
a48b9b4e
AD		 134 } else {
135 if (rdev->pm.active_crtc_count > 1) {
136 for (i = 0; i < rdev->pm.num_power_states; i++) {
d7311171 137 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
a48b9b4e
AD		 138 continue;
139 else if (i >= rdev->pm.current_power_state_index) {
140 rdev->pm.requested_power_state_index =
141 rdev->pm.current_power_state_index;
142 break;
143 } else {
144 rdev->pm.requested_power_state_index = i;
145 break;
146 }
147 }
773c3fa3
AD		 148 } else {
149 if (rdev->pm.current_power_state_index == 0)
150 rdev->pm.requested_power_state_index =
151 rdev->pm.num_power_states - 1;
152 else
153 rdev->pm.requested_power_state_index =
154 rdev->pm.current_power_state_index - 1;
155 }
a48b9b4e
AD		 156 }
157 rdev->pm.requested_clock_mode_index = 0;
d7311171
AD		 158 /* don't use the power state if crtcs are active and no display flag is set */
159 if ((rdev->pm.active_crtc_count > 0) &&
160 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
161 clock_info[rdev->pm.requested_clock_mode_index].flags &
162 RADEON_PM_MODE_NO_DISPLAY)) {
163 rdev->pm.requested_power_state_index++;
164 }
a48b9b4e 165 break;
ce8f5370 166 case DYNPM_ACTION_UPCLOCK:
a48b9b4e
AD		 167 if (rdev->pm.current_power_state_index == (rdev->pm.num_power_states - 1)) {
168 rdev->pm.requested_power_state_index = rdev->pm.current_power_state_index;
ce8f5370 169 rdev->pm.dynpm_can_upclock = false;
a48b9b4e
AD		 170 } else {
171 if (rdev->pm.active_crtc_count > 1) {
172 for (i = (rdev->pm.num_power_states - 1); i >= 0; i--) {
d7311171 173 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
a48b9b4e
AD		 174 continue;
175 else if (i <= rdev->pm.current_power_state_index) {
176 rdev->pm.requested_power_state_index =
177 rdev->pm.current_power_state_index;
178 break;
179 } else {
180 rdev->pm.requested_power_state_index = i;
181 break;
182 }
183 }
184 } else
185 rdev->pm.requested_power_state_index =
186 rdev->pm.current_power_state_index + 1;
187 }
188 rdev->pm.requested_clock_mode_index = 0;
189 break;
ce8f5370 190 case DYNPM_ACTION_DEFAULT:
58e21dff
AD		 191 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
192 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 193 rdev->pm.dynpm_can_upclock = false;
58e21dff 194 break;
ce8f5370 195 case DYNPM_ACTION_NONE:
a48b9b4e
AD		 196 default:
197 DRM_ERROR("Requested mode for not defined action\n");
198 return;
199 }
200 } else {
201 /* XXX select a power state based on AC/DC, single/dualhead, etc. */
202 /* for now just select the first power state and switch between clock modes */
203 /* power state array is low to high, default is first (0) */
204 if (rdev->pm.active_crtc_count > 1) {
205 rdev->pm.requested_power_state_index = -1;
206 /* start at 1 as we don't want the default mode */
207 for (i = 1; i < rdev->pm.num_power_states; i++) {
d7311171 208 if (rdev->pm.power_state[i].flags & RADEON_PM_STATE_SINGLE_DISPLAY_ONLY)
a48b9b4e
AD		 209 continue;
210 else if ((rdev->pm.power_state[i].type == POWER_STATE_TYPE_PERFORMANCE) ||
211 (rdev->pm.power_state[i].type == POWER_STATE_TYPE_BATTERY)) {
212 rdev->pm.requested_power_state_index = i;
213 break;
214 }
215 }
216 /* if nothing selected, grab the default state. */
217 if (rdev->pm.requested_power_state_index == -1)
218 rdev->pm.requested_power_state_index = 0;
219 } else
220 rdev->pm.requested_power_state_index = 1;
221
ce8f5370
AD		 222 switch (rdev->pm.dynpm_planned_action) {
223 case DYNPM_ACTION_MINIMUM:
a48b9b4e 224 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 225 rdev->pm.dynpm_can_downclock = false;
a48b9b4e 226 break;
ce8f5370 227 case DYNPM_ACTION_DOWNCLOCK:
a48b9b4e
AD		 228 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
229 if (rdev->pm.current_clock_mode_index == 0) {
230 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 231 rdev->pm.dynpm_can_downclock = false;
a48b9b4e
AD		 232 } else
233 rdev->pm.requested_clock_mode_index =
234 rdev->pm.current_clock_mode_index - 1;
235 } else {
236 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 237 rdev->pm.dynpm_can_downclock = false;
a48b9b4e 238 }
d7311171
AD		 239 /* don't use the power state if crtcs are active and no display flag is set */
240 if ((rdev->pm.active_crtc_count > 0) &&
241 (rdev->pm.power_state[rdev->pm.requested_power_state_index].
242 clock_info[rdev->pm.requested_clock_mode_index].flags &
243 RADEON_PM_MODE_NO_DISPLAY)) {
244 rdev->pm.requested_clock_mode_index++;
245 }
a48b9b4e 246 break;
ce8f5370 247 case DYNPM_ACTION_UPCLOCK:
a48b9b4e
AD		 248 if (rdev->pm.requested_power_state_index == rdev->pm.current_power_state_index) {
249 if (rdev->pm.current_clock_mode_index ==
250 (rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1)) {
251 rdev->pm.requested_clock_mode_index = rdev->pm.current_clock_mode_index;
ce8f5370 252 rdev->pm.dynpm_can_upclock = false;
a48b9b4e
AD		 253 } else
254 rdev->pm.requested_clock_mode_index =
255 rdev->pm.current_clock_mode_index + 1;
256 } else {
257 rdev->pm.requested_clock_mode_index =
258 rdev->pm.power_state[rdev->pm.requested_power_state_index].num_clock_modes - 1;
ce8f5370 259 rdev->pm.dynpm_can_upclock = false;
a48b9b4e
AD		 260 }
261 break;
ce8f5370 262 case DYNPM_ACTION_DEFAULT:
58e21dff
AD		 263 rdev->pm.requested_power_state_index = rdev->pm.default_power_state_index;
264 rdev->pm.requested_clock_mode_index = 0;
ce8f5370 265 rdev->pm.dynpm_can_upclock = false;
58e21dff 266 break;
ce8f5370 267 case DYNPM_ACTION_NONE:
a48b9b4e
AD		 268 default:
269 DRM_ERROR("Requested mode for not defined action\n");
270 return;
271 }
272 }
273
d9fdaafb 274 DRM_DEBUG_DRIVER("Requested: e: %d m: %d p: %d\n",
ce8a3eb2
AD		 275 rdev->pm.power_state[rdev->pm.requested_power_state_index].
276 clock_info[rdev->pm.requested_clock_mode_index].sclk,
277 rdev->pm.power_state[rdev->pm.requested_power_state_index].
278 clock_info[rdev->pm.requested_clock_mode_index].mclk,
279 rdev->pm.power_state[rdev->pm.requested_power_state_index].
280 pcie_lanes);
a48b9b4e
AD		 281}
282
ce8f5370
AD		 283static int r600_pm_get_type_index(struct radeon_device *rdev,
284 enum radeon_pm_state_type ps_type,
285 int instance)
bae6b562 286{
ce8f5370
AD		 287 int i;
288 int found_instance = -1;
bae6b562 289
ce8f5370
AD		 290 for (i = 0; i < rdev->pm.num_power_states; i++) {
291 if (rdev->pm.power_state[i].type == ps_type) {
292 found_instance++;
293 if (found_instance == instance)
294 return i;
a424816f 295 }
ce8f5370
AD		 296 }
297 /* return default if no match */
298 return rdev->pm.default_power_state_index;
299}
300
301void rs780_pm_init_profile(struct radeon_device *rdev)
302{
303 if (rdev->pm.num_power_states == 2) {
304 /* default */
305 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
306 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
307 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
308 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
309 /* low sh */
310 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 0;
311 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 0;
312 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
313 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 314 /* mid sh */
315 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 0;
316 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 0;
317 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
318 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 319 /* high sh */
320 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 0;
321 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
322 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
323 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
324 /* low mh */
325 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 0;
326 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
327 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
328 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 329 /* mid mh */
330 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 0;
331 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
332 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
333 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 334 /* high mh */
335 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 0;
336 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 1;
337 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
338 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
339 } else if (rdev->pm.num_power_states == 3) {
340 /* default */
341 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
342 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
343 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
344 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
345 /* low sh */
346 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
347 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
348 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
349 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 350 /* mid sh */
351 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
352 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
353 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
354 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 355 /* high sh */
356 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
357 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 2;
358 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
359 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
360 /* low mh */
361 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 1;
362 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 1;
363 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
364 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 365 /* mid mh */
366 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 1;
367 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 1;
368 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
369 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 370 /* high mh */
371 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 1;
372 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
373 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
374 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
375 } else {
376 /* default */
377 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
378 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
379 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
380 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
381 /* low sh */
382 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 2;
383 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 2;
384 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
385 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 386 /* mid sh */
387 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 2;
388 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 2;
389 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
390 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 391 /* high sh */
392 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 2;
393 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 3;
394 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
395 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
396 /* low mh */
397 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
398 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 0;
399 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
400 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 401 /* mid mh */
402 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
403 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 0;
404 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
405 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 406 /* high mh */
407 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
408 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 3;
409 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
410 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
411 }
412}
bae6b562 413
ce8f5370
AD		 414void r600_pm_init_profile(struct radeon_device *rdev)
415{
416 if (rdev->family == CHIP_R600) {
417 /* XXX */
418 /* default */
419 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
420 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
421 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
4bff5171 422 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 423 /* low sh */
424 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
425 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
426 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
4bff5171 427 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 428 /* mid sh */
429 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
430 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
431 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
432 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 433 /* high sh */
434 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
435 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
436 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
4bff5171 437 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 438 /* low mh */
439 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
440 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
441 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
4bff5171 442 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
c9e75b21
AD		 443 /* mid mh */
444 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
445 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
446 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
447 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 448 /* high mh */
449 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
450 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
451 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
4bff5171 452 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 0;
ce8f5370
AD		 453 } else {
454 if (rdev->pm.num_power_states < 4) {
455 /* default */
456 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
457 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
458 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
459 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
460 /* low sh */
4bff5171
AD		 461 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx = 1;
462 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx = 1;
ce8f5370 463 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
c9e75b21
AD		 464 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
465 /* mid sh */
466 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx = 1;
467 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx = 1;
468 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
469 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
ce8f5370 470 /* high sh */
4bff5171
AD		 471 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx = 1;
472 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx = 1;
ce8f5370
AD		 473 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
474 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
475 /* low mh */
4bff5171
AD		 476 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx = 2;
477 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx = 2;
ce8f5370 478 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
c9e75b21
AD		 479 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
480 /* low mh */
481 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx = 2;
482 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx = 2;
483 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
484 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
ce8f5370 485 /* high mh */
4bff5171
AD		 486 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx = 2;
487 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx = 2;
ce8f5370
AD		 488 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
489 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
490 } else {
491 /* default */
492 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_ps_idx = rdev->pm.default_power_state_index;
493 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_ps_idx = rdev->pm.default_power_state_index;
494 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_off_cm_idx = 0;
495 rdev->pm.profiles[PM_PROFILE_DEFAULT_IDX].dpms_on_cm_idx = 2;
496 /* low sh */
4bff5171
AD		 497 if (rdev->flags & RADEON_IS_MOBILITY) {
498 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx =
499 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
500 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
501 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
502 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
c9e75b21 503 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
4bff5171
AD		 504 } else {
505 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_ps_idx =
506 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
507 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_ps_idx =
508 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
509 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_off_cm_idx = 0;
c9e75b21
AD		 510 rdev->pm.profiles[PM_PROFILE_LOW_SH_IDX].dpms_on_cm_idx = 0;
511 }
512 /* mid sh */
513 if (rdev->flags & RADEON_IS_MOBILITY) {
514 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
515 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
516 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
517 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 0);
518 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
519 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
520 } else {
521 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_ps_idx =
522 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
523 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_ps_idx =
524 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
525 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_off_cm_idx = 0;
526 rdev->pm.profiles[PM_PROFILE_MID_SH_IDX].dpms_on_cm_idx = 1;
4bff5171 527 }
ce8f5370 528 /* high sh */
4bff5171
AD		 529 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_ps_idx =
530 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
531 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_ps_idx =
532 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 0);
ce8f5370
AD		 533 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_off_cm_idx = 0;
534 rdev->pm.profiles[PM_PROFILE_HIGH_SH_IDX].dpms_on_cm_idx = 2;
535 /* low mh */
4bff5171
AD		 536 if (rdev->flags & RADEON_IS_MOBILITY) {
537 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx =
538 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
539 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
540 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
541 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
c9e75b21 542 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
4bff5171
AD		 543 } else {
544 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_ps_idx =
545 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
546 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_ps_idx =
547 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
548 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_off_cm_idx = 0;
c9e75b21
AD		 549 rdev->pm.profiles[PM_PROFILE_LOW_MH_IDX].dpms_on_cm_idx = 0;
550 }
551 /* mid mh */
552 if (rdev->flags & RADEON_IS_MOBILITY) {
553 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
554 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
555 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
556 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_BATTERY, 1);
557 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
558 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
559 } else {
560 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_ps_idx =
561 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
562 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_ps_idx =
563 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
564 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_off_cm_idx = 0;
565 rdev->pm.profiles[PM_PROFILE_MID_MH_IDX].dpms_on_cm_idx = 1;
4bff5171 566 }
ce8f5370 567 /* high mh */
4bff5171
AD		 568 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_ps_idx =
569 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
570 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_ps_idx =
571 r600_pm_get_type_index(rdev, POWER_STATE_TYPE_PERFORMANCE, 1);
ce8f5370
AD		 572 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_off_cm_idx = 0;
573 rdev->pm.profiles[PM_PROFILE_HIGH_MH_IDX].dpms_on_cm_idx = 2;
574 }
575 }
bae6b562
AD		 576}
577
49e02b73
AD		 578void r600_pm_misc(struct radeon_device *rdev)
579{
a081a9d6
RM		 580 int req_ps_idx = rdev->pm.requested_power_state_index;
581 int req_cm_idx = rdev->pm.requested_clock_mode_index;
582 struct radeon_power_state *ps = &rdev->pm.power_state[req_ps_idx];
583 struct radeon_voltage *voltage = &ps->clock_info[req_cm_idx].voltage;
7ac9aa5a 584
4d60173f
AD		 585 if ((voltage->type == VOLTAGE_SW) && voltage->voltage) {
586 if (voltage->voltage != rdev->pm.current_vddc) {
587 radeon_atom_set_voltage(rdev, voltage->voltage);
588 rdev->pm.current_vddc = voltage->voltage;
d9fdaafb 589 DRM_DEBUG_DRIVER("Setting: v: %d\n", voltage->voltage);
4d60173f
AD		 590 }
591 }
49e02b73
AD		 592}
593
def9ba9c
AD		 594bool r600_gui_idle(struct radeon_device *rdev)
595{
596 if (RREG32(GRBM_STATUS) & GUI_ACTIVE)
597 return false;
598 else
599 return true;
600}
601
e0df1ac5
AD		 602/* hpd for digital panel detect/disconnect */
603bool r600_hpd_sense(struct radeon_device *rdev, enum radeon_hpd_id hpd)
604{
605 bool connected = false;
606
607 if (ASIC_IS_DCE3(rdev)) {
608 switch (hpd) {
609 case RADEON_HPD_1:
610 if (RREG32(DC_HPD1_INT_STATUS) & DC_HPDx_SENSE)
611 connected = true;
612 break;
613 case RADEON_HPD_2:
614 if (RREG32(DC_HPD2_INT_STATUS) & DC_HPDx_SENSE)
615 connected = true;
616 break;
617 case RADEON_HPD_3:
618 if (RREG32(DC_HPD3_INT_STATUS) & DC_HPDx_SENSE)
619 connected = true;
620 break;
621 case RADEON_HPD_4:
622 if (RREG32(DC_HPD4_INT_STATUS) & DC_HPDx_SENSE)
623 connected = true;
624 break;
625 /* DCE 3.2 */
626 case RADEON_HPD_5:
627 if (RREG32(DC_HPD5_INT_STATUS) & DC_HPDx_SENSE)
628 connected = true;
629 break;
630 case RADEON_HPD_6:
631 if (RREG32(DC_HPD6_INT_STATUS) & DC_HPDx_SENSE)
632 connected = true;
633 break;
634 default:
635 break;
636 }
637 } else {
638 switch (hpd) {
639 case RADEON_HPD_1:
640 if (RREG32(DC_HOT_PLUG_DETECT1_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
641 connected = true;
642 break;
643 case RADEON_HPD_2:
644 if (RREG32(DC_HOT_PLUG_DETECT2_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
645 connected = true;
646 break;
647 case RADEON_HPD_3:
648 if (RREG32(DC_HOT_PLUG_DETECT3_INT_STATUS) & DC_HOT_PLUG_DETECTx_SENSE)
649 connected = true;
650 break;
651 default:
652 break;
653 }
654 }
655 return connected;
656}
657
658void r600_hpd_set_polarity(struct radeon_device *rdev,
429770b3 659 enum radeon_hpd_id hpd)
e0df1ac5
AD		 660{
661 u32 tmp;
662 bool connected = r600_hpd_sense(rdev, hpd);
663
664 if (ASIC_IS_DCE3(rdev)) {
665 switch (hpd) {
666 case RADEON_HPD_1:
667 tmp = RREG32(DC_HPD1_INT_CONTROL);
668 if (connected)
669 tmp &= ~DC_HPDx_INT_POLARITY;
670 else
671 tmp |= DC_HPDx_INT_POLARITY;
672 WREG32(DC_HPD1_INT_CONTROL, tmp);
673 break;
674 case RADEON_HPD_2:
675 tmp = RREG32(DC_HPD2_INT_CONTROL);
676 if (connected)
677 tmp &= ~DC_HPDx_INT_POLARITY;
678 else
679 tmp |= DC_HPDx_INT_POLARITY;
680 WREG32(DC_HPD2_INT_CONTROL, tmp);
681 break;
682 case RADEON_HPD_3:
683 tmp = RREG32(DC_HPD3_INT_CONTROL);
684 if (connected)
685 tmp &= ~DC_HPDx_INT_POLARITY;
686 else
687 tmp |= DC_HPDx_INT_POLARITY;
688 WREG32(DC_HPD3_INT_CONTROL, tmp);
689 break;
690 case RADEON_HPD_4:
691 tmp = RREG32(DC_HPD4_INT_CONTROL);
692 if (connected)
693 tmp &= ~DC_HPDx_INT_POLARITY;
694 else
695 tmp |= DC_HPDx_INT_POLARITY;
696 WREG32(DC_HPD4_INT_CONTROL, tmp);
697 break;
698 case RADEON_HPD_5:
699 tmp = RREG32(DC_HPD5_INT_CONTROL);
700 if (connected)
701 tmp &= ~DC_HPDx_INT_POLARITY;
702 else
703 tmp |= DC_HPDx_INT_POLARITY;
704 WREG32(DC_HPD5_INT_CONTROL, tmp);
705 break;
706 /* DCE 3.2 */
707 case RADEON_HPD_6:
708 tmp = RREG32(DC_HPD6_INT_CONTROL);
709 if (connected)
710 tmp &= ~DC_HPDx_INT_POLARITY;
711 else
712 tmp |= DC_HPDx_INT_POLARITY;
713 WREG32(DC_HPD6_INT_CONTROL, tmp);
714 break;
715 default:
716 break;
717 }
718 } else {
719 switch (hpd) {
720 case RADEON_HPD_1:
721 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
722 if (connected)
723 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
724 else
725 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
726 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
727 break;
728 case RADEON_HPD_2:
729 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
730 if (connected)
731 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
732 else
733 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
734 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
735 break;
736 case RADEON_HPD_3:
737 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
738 if (connected)
739 tmp &= ~DC_HOT_PLUG_DETECTx_INT_POLARITY;
740 else
741 tmp |= DC_HOT_PLUG_DETECTx_INT_POLARITY;
742 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
743 break;
744 default:
745 break;
746 }
747 }
748}
749
750void r600_hpd_init(struct radeon_device *rdev)
751{
752 struct drm_device *dev = rdev->ddev;
753 struct drm_connector *connector;
754
755 if (ASIC_IS_DCE3(rdev)) {
756 u32 tmp = DC_HPDx_CONNECTION_TIMER(0x9c4) | DC_HPDx_RX_INT_TIMER(0xfa);
757 if (ASIC_IS_DCE32(rdev))
758 tmp |= DC_HPDx_EN;
759
760 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
761 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
762 switch (radeon_connector->hpd.hpd) {
763 case RADEON_HPD_1:
764 WREG32(DC_HPD1_CONTROL, tmp);
765 rdev->irq.hpd[0] = true;
766 break;
767 case RADEON_HPD_2:
768 WREG32(DC_HPD2_CONTROL, tmp);
769 rdev->irq.hpd[1] = true;
770 break;
771 case RADEON_HPD_3:
772 WREG32(DC_HPD3_CONTROL, tmp);
773 rdev->irq.hpd[2] = true;
774 break;
775 case RADEON_HPD_4:
776 WREG32(DC_HPD4_CONTROL, tmp);
777 rdev->irq.hpd[3] = true;
778 break;
779 /* DCE 3.2 */
780 case RADEON_HPD_5:
781 WREG32(DC_HPD5_CONTROL, tmp);
782 rdev->irq.hpd[4] = true;
783 break;
784 case RADEON_HPD_6:
785 WREG32(DC_HPD6_CONTROL, tmp);
786 rdev->irq.hpd[5] = true;
787 break;
788 default:
789 break;
790 }
791 }
792 } else {
793 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
794 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
795 switch (radeon_connector->hpd.hpd) {
796 case RADEON_HPD_1:
797 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, DC_HOT_PLUG_DETECTx_EN);
798 rdev->irq.hpd[0] = true;
799 break;
800 case RADEON_HPD_2:
801 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, DC_HOT_PLUG_DETECTx_EN);
802 rdev->irq.hpd[1] = true;
803 break;
804 case RADEON_HPD_3:
805 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, DC_HOT_PLUG_DETECTx_EN);
806 rdev->irq.hpd[2] = true;
807 break;
808 default:
809 break;
810 }
811 }
812 }
003e69f9
JG		 813 if (rdev->irq.installed)
814 r600_irq_set(rdev);
e0df1ac5
AD		 815}
816
817void r600_hpd_fini(struct radeon_device *rdev)
818{
819 struct drm_device *dev = rdev->ddev;
820 struct drm_connector *connector;
821
822 if (ASIC_IS_DCE3(rdev)) {
823 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
824 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
825 switch (radeon_connector->hpd.hpd) {
826 case RADEON_HPD_1:
827 WREG32(DC_HPD1_CONTROL, 0);
828 rdev->irq.hpd[0] = false;
829 break;
830 case RADEON_HPD_2:
831 WREG32(DC_HPD2_CONTROL, 0);
832 rdev->irq.hpd[1] = false;
833 break;
834 case RADEON_HPD_3:
835 WREG32(DC_HPD3_CONTROL, 0);
836 rdev->irq.hpd[2] = false;
837 break;
838 case RADEON_HPD_4:
839 WREG32(DC_HPD4_CONTROL, 0);
840 rdev->irq.hpd[3] = false;
841 break;
842 /* DCE 3.2 */
843 case RADEON_HPD_5:
844 WREG32(DC_HPD5_CONTROL, 0);
845 rdev->irq.hpd[4] = false;
846 break;
847 case RADEON_HPD_6:
848 WREG32(DC_HPD6_CONTROL, 0);
849 rdev->irq.hpd[5] = false;
850 break;
851 default:
852 break;
853 }
854 }
855 } else {
856 list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
857 struct radeon_connector *radeon_connector = to_radeon_connector(connector);
858 switch (radeon_connector->hpd.hpd) {
859 case RADEON_HPD_1:
860 WREG32(DC_HOT_PLUG_DETECT1_CONTROL, 0);
861 rdev->irq.hpd[0] = false;
862 break;
863 case RADEON_HPD_2:
864 WREG32(DC_HOT_PLUG_DETECT2_CONTROL, 0);
865 rdev->irq.hpd[1] = false;
866 break;
867 case RADEON_HPD_3:
868 WREG32(DC_HOT_PLUG_DETECT3_CONTROL, 0);
869 rdev->irq.hpd[2] = false;
870 break;
871 default:
872 break;
873 }
874 }
875 }
876}
877
771fe6b9 878/*
3ce0a23d 879 * R600 PCIE GART
771fe6b9 880 */
3ce0a23d
JG		 881void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
882{
883 unsigned i;
884 u32 tmp;
885
2e98f10a 886 /* flush hdp cache so updates hit vram */
812d0469
AD		 887 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) {
888 void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
889 u32 tmp;
890
891 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
892 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
893 */
894 WREG32(HDP_DEBUG1, 0);
895 tmp = readl((void __iomem *)ptr);
896 } else
897 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
2e98f10a 898
3ce0a23d
JG		 899 WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
900 WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
901 WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
902 for (i = 0; i < rdev->usec_timeout; i++) {
903 /* read MC_STATUS */
904 tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
905 tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
906 if (tmp == 2) {
907 printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
908 return;
909 }
910 if (tmp) {
911 return;
912 }
913 udelay(1);
914 }
915}
916
4aac0473 917int r600_pcie_gart_init(struct radeon_device *rdev)
3ce0a23d 918{
4aac0473 919 int r;
3ce0a23d 920
4aac0473
JG		 921 if (rdev->gart.table.vram.robj) {
922 WARN(1, "R600 PCIE GART already initialized.\n");
923 return 0;
924 }
3ce0a23d
JG		 925 /* Initialize common gart structure */
926 r = radeon_gart_init(rdev);
4aac0473 927 if (r)
3ce0a23d 928 return r;
3ce0a23d 929 rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
4aac0473
JG		 930 return radeon_gart_table_vram_alloc(rdev);
931}
932
933int r600_pcie_gart_enable(struct radeon_device *rdev)
934{
935 u32 tmp;
936 int r, i;
937
938 if (rdev->gart.table.vram.robj == NULL) {
939 dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
940 return -EINVAL;
771fe6b9 941 }
4aac0473
JG		 942 r = radeon_gart_table_vram_pin(rdev);
943 if (r)
944 return r;
82568565 945 radeon_gart_restore(rdev);
bc1a631e 946
3ce0a23d
JG		 947 /* Setup L2 cache */
948 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
949 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
950 EFFECTIVE_L2_QUEUE_SIZE(7));
951 WREG32(VM_L2_CNTL2, 0);
952 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
953 /* Setup TLB control */
954 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
955 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
956 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
957 ENABLE_WAIT_L2_QUERY;
958 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
959 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
960 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
961 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
962 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
963 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
964 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
965 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
966 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
967 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
968 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
969 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
970 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
971 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
972 WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
1a029b76 973 WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
3ce0a23d
JG		 974 WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
975 WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
976 RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
977 WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
978 (u32)(rdev->dummy_page.addr >> 12));
979 for (i = 1; i < 7; i++)
980 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
771fe6b9 981
3ce0a23d
JG		 982 r600_pcie_gart_tlb_flush(rdev);
983 rdev->gart.ready = true;
771fe6b9
JG		 984 return 0;
985}
986
3ce0a23d 987void r600_pcie_gart_disable(struct radeon_device *rdev)
771fe6b9 988{
3ce0a23d 989 u32 tmp;
4c788679 990 int i, r;
771fe6b9 991
3ce0a23d
JG		 992 /* Disable all tables */
993 for (i = 0; i < 7; i++)
994 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
771fe6b9 995
3ce0a23d
JG		 996 /* Disable L2 cache */
997 WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
998 EFFECTIVE_L2_QUEUE_SIZE(7));
999 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1000 /* Setup L1 TLB control */
1001 tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1002 ENABLE_WAIT_L2_QUERY;
1003 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1004 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1005 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1006 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1007 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1008 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1009 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1010 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1011 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
1012 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
1013 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1014 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1015 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
1016 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
4aac0473 1017 if (rdev->gart.table.vram.robj) {
4c788679
JG		 1018 r = radeon_bo_reserve(rdev->gart.table.vram.robj, false);
1019 if (likely(r == 0)) {
1020 radeon_bo_kunmap(rdev->gart.table.vram.robj);
1021 radeon_bo_unpin(rdev->gart.table.vram.robj);
1022 radeon_bo_unreserve(rdev->gart.table.vram.robj);
1023 }
4aac0473
JG		 1024 }
1025}
1026
1027void r600_pcie_gart_fini(struct radeon_device *rdev)
1028{
f9274562 1029 radeon_gart_fini(rdev);
4aac0473
JG		 1030 r600_pcie_gart_disable(rdev);
1031 radeon_gart_table_vram_free(rdev);
771fe6b9
JG		 1032}
1033
1a029b76
JG		 1034void r600_agp_enable(struct radeon_device *rdev)
1035{
1036 u32 tmp;
1037 int i;
1038
1039 /* Setup L2 cache */
1040 WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
1041 ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
1042 EFFECTIVE_L2_QUEUE_SIZE(7));
1043 WREG32(VM_L2_CNTL2, 0);
1044 WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
1045 /* Setup TLB control */
1046 tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
1047 SYSTEM_ACCESS_MODE_NOT_IN_SYS |
1048 EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
1049 ENABLE_WAIT_L2_QUERY;
1050 WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
1051 WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
1052 WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
1053 WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
1054 WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
1055 WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
1056 WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
1057 WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
1058 WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
1059 WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
1060 WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
1061 WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
1062 WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1063 WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
1064 for (i = 0; i < 7; i++)
1065 WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
1066}
1067
771fe6b9
JG		 1068int r600_mc_wait_for_idle(struct radeon_device *rdev)
1069{
3ce0a23d
JG		 1070 unsigned i;
1071 u32 tmp;
1072
1073 for (i = 0; i < rdev->usec_timeout; i++) {
1074 /* read MC_STATUS */
1075 tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
1076 if (!tmp)
1077 return 0;
1078 udelay(1);
1079 }
1080 return -1;
771fe6b9
JG		 1081}
1082
a3c1945a 1083static void r600_mc_program(struct radeon_device *rdev)
771fe6b9 1084{
a3c1945a 1085 struct rv515_mc_save save;
3ce0a23d
JG		 1086 u32 tmp;
1087 int i, j;
771fe6b9 1088
3ce0a23d
JG		 1089 /* Initialize HDP */
1090 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1091 WREG32((0x2c14 + j), 0x00000000);
1092 WREG32((0x2c18 + j), 0x00000000);
1093 WREG32((0x2c1c + j), 0x00000000);
1094 WREG32((0x2c20 + j), 0x00000000);
1095 WREG32((0x2c24 + j), 0x00000000);
1096 }
1097 WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
771fe6b9 1098
a3c1945a 1099 rv515_mc_stop(rdev, &save);
3ce0a23d 1100 if (r600_mc_wait_for_idle(rdev)) {
a3c1945a 1101 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3ce0a23d 1102 }
a3c1945a 1103 /* Lockout access through VGA aperture (doesn't exist before R600) */
3ce0a23d 1104 WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
3ce0a23d 1105 /* Update configuration */
1a029b76
JG		 1106 if (rdev->flags & RADEON_IS_AGP) {
1107 if (rdev->mc.vram_start < rdev->mc.gtt_start) {
1108 /* VRAM before AGP */
1109 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1110 rdev->mc.vram_start >> 12);
1111 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1112 rdev->mc.gtt_end >> 12);
1113 } else {
1114 /* VRAM after AGP */
1115 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
1116 rdev->mc.gtt_start >> 12);
1117 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
1118 rdev->mc.vram_end >> 12);
1119 }
1120 } else {
1121 WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
1122 WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
1123 }
3ce0a23d 1124 WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
1a029b76 1125 tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
3ce0a23d
JG		 1126 tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
1127 WREG32(MC_VM_FB_LOCATION, tmp);
1128 WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
1129 WREG32(HDP_NONSURFACE_INFO, (2 << 7));
46fcd2b3 1130 WREG32(HDP_NONSURFACE_SIZE, 0x3FFFFFFF);
3ce0a23d 1131 if (rdev->flags & RADEON_IS_AGP) {
1a029b76
JG		 1132 WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
1133 WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
3ce0a23d
JG		 1134 WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
1135 } else {
1136 WREG32(MC_VM_AGP_BASE, 0);
1137 WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
1138 WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
1139 }
3ce0a23d 1140 if (r600_mc_wait_for_idle(rdev)) {
a3c1945a 1141 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
3ce0a23d 1142 }
a3c1945a 1143 rv515_mc_resume(rdev, &save);
698443d9
DA		 1144 /* we need to own VRAM, so turn off the VGA renderer here
1145 * to stop it overwriting our objects */
d39c3b89 1146 rv515_vga_render_disable(rdev);
3ce0a23d
JG		 1147}
1148
d594e46a
JG		 1149/**
1150 * r600_vram_gtt_location - try to find VRAM & GTT location
1151 * @rdev: radeon device structure holding all necessary informations
1152 * @mc: memory controller structure holding memory informations
1153 *
1154 * Function will place try to place VRAM at same place as in CPU (PCI)
1155 * address space as some GPU seems to have issue when we reprogram at
1156 * different address space.
1157 *
1158 * If there is not enough space to fit the unvisible VRAM after the
1159 * aperture then we limit the VRAM size to the aperture.
1160 *
1161 * If we are using AGP then place VRAM adjacent to AGP aperture are we need
1162 * them to be in one from GPU point of view so that we can program GPU to
1163 * catch access outside them (weird GPU policy see ??).
1164 *
1165 * This function will never fails, worst case are limiting VRAM or GTT.
1166 *
1167 * Note: GTT start, end, size should be initialized before calling this
1168 * function on AGP platform.
1169 */
1170void r600_vram_gtt_location(struct radeon_device *rdev, struct radeon_mc *mc)
1171{
1172 u64 size_bf, size_af;
1173
1174 if (mc->mc_vram_size > 0xE0000000) {
1175 /* leave room for at least 512M GTT */
1176 dev_warn(rdev->dev, "limiting VRAM\n");
1177 mc->real_vram_size = 0xE0000000;
1178 mc->mc_vram_size = 0xE0000000;
1179 }
1180 if (rdev->flags & RADEON_IS_AGP) {
1181 size_bf = mc->gtt_start;
1182 size_af = 0xFFFFFFFF - mc->gtt_end + 1;
1183 if (size_bf > size_af) {
1184 if (mc->mc_vram_size > size_bf) {
1185 dev_warn(rdev->dev, "limiting VRAM\n");
1186 mc->real_vram_size = size_bf;
1187 mc->mc_vram_size = size_bf;
1188 }
1189 mc->vram_start = mc->gtt_start - mc->mc_vram_size;
1190 } else {
1191 if (mc->mc_vram_size > size_af) {
1192 dev_warn(rdev->dev, "limiting VRAM\n");
1193 mc->real_vram_size = size_af;
1194 mc->mc_vram_size = size_af;
1195 }
1196 mc->vram_start = mc->gtt_end;
1197 }
1198 mc->vram_end = mc->vram_start + mc->mc_vram_size - 1;
1199 dev_info(rdev->dev, "VRAM: %lluM 0x%08llX - 0x%08llX (%lluM used)\n",
1200 mc->mc_vram_size >> 20, mc->vram_start,
1201 mc->vram_end, mc->real_vram_size >> 20);
1202 } else {
1203 u64 base = 0;
1204 if (rdev->flags & RADEON_IS_IGP)
1205 base = (RREG32(MC_VM_FB_LOCATION) & 0xFFFF) << 24;
1206 radeon_vram_location(rdev, &rdev->mc, base);
8d369bb1 1207 rdev->mc.gtt_base_align = 0;
d594e46a
JG		 1208 radeon_gtt_location(rdev, mc);
1209 }
1210}
1211
3ce0a23d 1212int r600_mc_init(struct radeon_device *rdev)
771fe6b9 1213{
3ce0a23d 1214 u32 tmp;
5885b7a9 1215 int chansize, numchan;
771fe6b9 1216
3ce0a23d 1217 /* Get VRAM informations */
771fe6b9 1218 rdev->mc.vram_is_ddr = true;
3ce0a23d
JG		 1219 tmp = RREG32(RAMCFG);
1220 if (tmp & CHANSIZE_OVERRIDE) {
771fe6b9 1221 chansize = 16;
3ce0a23d 1222 } else if (tmp & CHANSIZE_MASK) {
771fe6b9
JG		 1223 chansize = 64;
1224 } else {
1225 chansize = 32;
1226 }
5885b7a9
AD		 1227 tmp = RREG32(CHMAP);
1228 switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
1229 case 0:
1230 default:
1231 numchan = 1;
1232 break;
1233 case 1:
1234 numchan = 2;
1235 break;
1236 case 2:
1237 numchan = 4;
1238 break;
1239 case 3:
1240 numchan = 8;
1241 break;
771fe6b9 1242 }
5885b7a9 1243 rdev->mc.vram_width = numchan * chansize;
3ce0a23d 1244 /* Could aper size report 0 ? */
01d73a69
JC		 1245 rdev->mc.aper_base = pci_resource_start(rdev->pdev, 0);
1246 rdev->mc.aper_size = pci_resource_len(rdev->pdev, 0);
3ce0a23d
JG		 1247 /* Setup GPU memory space */
1248 rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
1249 rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
51e5fcd3 1250 rdev->mc.visible_vram_size = rdev->mc.aper_size;
d594e46a 1251 r600_vram_gtt_location(rdev, &rdev->mc);
f47299c5 1252
f892034a
AD		 1253 if (rdev->flags & RADEON_IS_IGP) {
1254 rs690_pm_info(rdev);
06b6476d 1255 rdev->mc.igp_sideport_enabled = radeon_atombios_sideport_present(rdev);
f892034a 1256 }
f47299c5 1257 radeon_update_bandwidth_info(rdev);
3ce0a23d 1258 return 0;
771fe6b9
JG		 1259}
1260
3ce0a23d
JG		 1261/* We doesn't check that the GPU really needs a reset we simply do the
1262 * reset, it's up to the caller to determine if the GPU needs one. We
1263 * might add an helper function to check that.
1264 */
1265int r600_gpu_soft_reset(struct radeon_device *rdev)
771fe6b9 1266{
a3c1945a 1267 struct rv515_mc_save save;
3ce0a23d
JG		 1268 u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
1269 S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
1270 S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
1271 S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
1272 S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
1273 S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
1274 S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
1275 S_008010_GUI_ACTIVE(1);
1276 u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
1277 S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
1278 S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
1279 S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
1280 S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
1281 S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
1282 S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
1283 S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
a3c1945a 1284 u32 tmp;
771fe6b9 1285
1a029b76
JG		 1286 dev_info(rdev->dev, "GPU softreset \n");
1287 dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
1288 RREG32(R_008010_GRBM_STATUS));
1289 dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
a3c1945a 1290 RREG32(R_008014_GRBM_STATUS2));
1a029b76
JG		 1291 dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
1292 RREG32(R_000E50_SRBM_STATUS));
a3c1945a
JG		 1293 rv515_mc_stop(rdev, &save);
1294 if (r600_mc_wait_for_idle(rdev)) {
1295 dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
1296 }
3ce0a23d 1297 /* Disable CP parsing/prefetching */
90aca4d2 1298 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
3ce0a23d
JG		 1299 /* Check if any of the rendering block is busy and reset it */
1300 if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
1301 (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
a3c1945a 1302 tmp = S_008020_SOFT_RESET_CR(1) |
3ce0a23d
JG		 1303 S_008020_SOFT_RESET_DB(1) |
1304 S_008020_SOFT_RESET_CB(1) |
1305 S_008020_SOFT_RESET_PA(1) |
1306 S_008020_SOFT_RESET_SC(1) |
1307 S_008020_SOFT_RESET_SMX(1) |
1308 S_008020_SOFT_RESET_SPI(1) |
1309 S_008020_SOFT_RESET_SX(1) |
1310 S_008020_SOFT_RESET_SH(1) |
1311 S_008020_SOFT_RESET_TC(1) |
1312 S_008020_SOFT_RESET_TA(1) |
1313 S_008020_SOFT_RESET_VC(1) |
a3c1945a 1314 S_008020_SOFT_RESET_VGT(1);
1a029b76 1315 dev_info(rdev->dev, " R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
a3c1945a 1316 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
90aca4d2
JG		 1317 RREG32(R_008020_GRBM_SOFT_RESET);
1318 mdelay(15);
3ce0a23d 1319 WREG32(R_008020_GRBM_SOFT_RESET, 0);
3ce0a23d
JG		 1320 }
1321 /* Reset CP (we always reset CP) */
a3c1945a
JG		 1322 tmp = S_008020_SOFT_RESET_CP(1);
1323 dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
1324 WREG32(R_008020_GRBM_SOFT_RESET, tmp);
90aca4d2
JG		 1325 RREG32(R_008020_GRBM_SOFT_RESET);
1326 mdelay(15);
3ce0a23d 1327 WREG32(R_008020_GRBM_SOFT_RESET, 0);
3ce0a23d 1328 /* Wait a little for things to settle down */
225758d8 1329 mdelay(1);
1a029b76
JG		 1330 dev_info(rdev->dev, " R_008010_GRBM_STATUS=0x%08X\n",
1331 RREG32(R_008010_GRBM_STATUS));
1332 dev_info(rdev->dev, " R_008014_GRBM_STATUS2=0x%08X\n",
1333 RREG32(R_008014_GRBM_STATUS2));
1334 dev_info(rdev->dev, " R_000E50_SRBM_STATUS=0x%08X\n",
1335 RREG32(R_000E50_SRBM_STATUS));
a3c1945a 1336 rv515_mc_resume(rdev, &save);
3ce0a23d
JG		 1337 return 0;
1338}
1339
225758d8
JG		 1340bool r600_gpu_is_lockup(struct radeon_device *rdev)
1341{
1342 u32 srbm_status;
1343 u32 grbm_status;
1344 u32 grbm_status2;
1345 int r;
1346
1347 srbm_status = RREG32(R_000E50_SRBM_STATUS);
1348 grbm_status = RREG32(R_008010_GRBM_STATUS);
1349 grbm_status2 = RREG32(R_008014_GRBM_STATUS2);
1350 if (!G_008010_GUI_ACTIVE(grbm_status)) {
1351 r100_gpu_lockup_update(&rdev->config.r300.lockup, &rdev->cp);
1352 return false;
1353 }
1354 /* force CP activities */
1355 r = radeon_ring_lock(rdev, 2);
1356 if (!r) {
1357 /* PACKET2 NOP */
1358 radeon_ring_write(rdev, 0x80000000);
1359 radeon_ring_write(rdev, 0x80000000);
1360 radeon_ring_unlock_commit(rdev);
1361 }
1362 rdev->cp.rptr = RREG32(R600_CP_RB_RPTR);
1363 return r100_gpu_cp_is_lockup(rdev, &rdev->config.r300.lockup, &rdev->cp);
1364}
1365
a2d07b74 1366int r600_asic_reset(struct radeon_device *rdev)
3ce0a23d
JG		 1367{
1368 return r600_gpu_soft_reset(rdev);
1369}
1370
1371static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
1372 u32 num_backends,
1373 u32 backend_disable_mask)
1374{
1375 u32 backend_map = 0;
1376 u32 enabled_backends_mask;
1377 u32 enabled_backends_count;
1378 u32 cur_pipe;
1379 u32 swizzle_pipe[R6XX_MAX_PIPES];
1380 u32 cur_backend;
1381 u32 i;
1382
1383 if (num_tile_pipes > R6XX_MAX_PIPES)
1384 num_tile_pipes = R6XX_MAX_PIPES;
1385 if (num_tile_pipes < 1)
1386 num_tile_pipes = 1;
1387 if (num_backends > R6XX_MAX_BACKENDS)
1388 num_backends = R6XX_MAX_BACKENDS;
1389 if (num_backends < 1)
1390 num_backends = 1;
1391
1392 enabled_backends_mask = 0;
1393 enabled_backends_count = 0;
1394 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
1395 if (((backend_disable_mask >> i) & 1) == 0) {
1396 enabled_backends_mask |= (1 << i);
1397 ++enabled_backends_count;
1398 }
1399 if (enabled_backends_count == num_backends)
1400 break;
1401 }
1402
1403 if (enabled_backends_count == 0) {
1404 enabled_backends_mask = 1;
1405 enabled_backends_count = 1;
1406 }
1407
1408 if (enabled_backends_count != num_backends)
1409 num_backends = enabled_backends_count;
1410
1411 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
1412 switch (num_tile_pipes) {
1413 case 1:
1414 swizzle_pipe[0] = 0;
1415 break;
1416 case 2:
1417 swizzle_pipe[0] = 0;
1418 swizzle_pipe[1] = 1;
1419 break;
1420 case 3:
1421 swizzle_pipe[0] = 0;
1422 swizzle_pipe[1] = 1;
1423 swizzle_pipe[2] = 2;
1424 break;
1425 case 4:
1426 swizzle_pipe[0] = 0;
1427 swizzle_pipe[1] = 1;
1428 swizzle_pipe[2] = 2;
1429 swizzle_pipe[3] = 3;
1430 break;
1431 case 5:
1432 swizzle_pipe[0] = 0;
1433 swizzle_pipe[1] = 1;
1434 swizzle_pipe[2] = 2;
1435 swizzle_pipe[3] = 3;
1436 swizzle_pipe[4] = 4;
1437 break;
1438 case 6:
1439 swizzle_pipe[0] = 0;
1440 swizzle_pipe[1] = 2;
1441 swizzle_pipe[2] = 4;
1442 swizzle_pipe[3] = 5;
1443 swizzle_pipe[4] = 1;
1444 swizzle_pipe[5] = 3;
1445 break;
1446 case 7:
1447 swizzle_pipe[0] = 0;
1448 swizzle_pipe[1] = 2;
1449 swizzle_pipe[2] = 4;
1450 swizzle_pipe[3] = 6;
1451 swizzle_pipe[4] = 1;
1452 swizzle_pipe[5] = 3;
1453 swizzle_pipe[6] = 5;
1454 break;
1455 case 8:
1456 swizzle_pipe[0] = 0;
1457 swizzle_pipe[1] = 2;
1458 swizzle_pipe[2] = 4;
1459 swizzle_pipe[3] = 6;
1460 swizzle_pipe[4] = 1;
1461 swizzle_pipe[5] = 3;
1462 swizzle_pipe[6] = 5;
1463 swizzle_pipe[7] = 7;
1464 break;
1465 }
1466
1467 cur_backend = 0;
1468 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
1469 while (((1 << cur_backend) & enabled_backends_mask) == 0)
1470 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
1471
1472 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
1473
1474 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
1475 }
1476
1477 return backend_map;
1478}
1479
1480int r600_count_pipe_bits(uint32_t val)
1481{
1482 int i, ret = 0;
1483
1484 for (i = 0; i < 32; i++) {
1485 ret += val & 1;
1486 val >>= 1;
1487 }
1488 return ret;
771fe6b9
JG		 1489}
1490
3ce0a23d
JG		 1491void r600_gpu_init(struct radeon_device *rdev)
1492{
1493 u32 tiling_config;
1494 u32 ramcfg;
d03f5d59
AD		 1495 u32 backend_map;
1496 u32 cc_rb_backend_disable;
1497 u32 cc_gc_shader_pipe_config;
3ce0a23d
JG		 1498 u32 tmp;
1499 int i, j;
1500 u32 sq_config;
1501 u32 sq_gpr_resource_mgmt_1 = 0;
1502 u32 sq_gpr_resource_mgmt_2 = 0;
1503 u32 sq_thread_resource_mgmt = 0;
1504 u32 sq_stack_resource_mgmt_1 = 0;
1505 u32 sq_stack_resource_mgmt_2 = 0;
1506
1507 /* FIXME: implement */
1508 switch (rdev->family) {
1509 case CHIP_R600:
1510 rdev->config.r600.max_pipes = 4;
1511 rdev->config.r600.max_tile_pipes = 8;
1512 rdev->config.r600.max_simds = 4;
1513 rdev->config.r600.max_backends = 4;
1514 rdev->config.r600.max_gprs = 256;
1515 rdev->config.r600.max_threads = 192;
1516 rdev->config.r600.max_stack_entries = 256;
1517 rdev->config.r600.max_hw_contexts = 8;
1518 rdev->config.r600.max_gs_threads = 16;
1519 rdev->config.r600.sx_max_export_size = 128;
1520 rdev->config.r600.sx_max_export_pos_size = 16;
1521 rdev->config.r600.sx_max_export_smx_size = 128;
1522 rdev->config.r600.sq_num_cf_insts = 2;
1523 break;
1524 case CHIP_RV630:
1525 case CHIP_RV635:
1526 rdev->config.r600.max_pipes = 2;
1527 rdev->config.r600.max_tile_pipes = 2;
1528 rdev->config.r600.max_simds = 3;
1529 rdev->config.r600.max_backends = 1;
1530 rdev->config.r600.max_gprs = 128;
1531 rdev->config.r600.max_threads = 192;
1532 rdev->config.r600.max_stack_entries = 128;
1533 rdev->config.r600.max_hw_contexts = 8;
1534 rdev->config.r600.max_gs_threads = 4;
1535 rdev->config.r600.sx_max_export_size = 128;
1536 rdev->config.r600.sx_max_export_pos_size = 16;
1537 rdev->config.r600.sx_max_export_smx_size = 128;
1538 rdev->config.r600.sq_num_cf_insts = 2;
1539 break;
1540 case CHIP_RV610:
1541 case CHIP_RV620:
1542 case CHIP_RS780:
1543 case CHIP_RS880:
1544 rdev->config.r600.max_pipes = 1;
1545 rdev->config.r600.max_tile_pipes = 1;
1546 rdev->config.r600.max_simds = 2;
1547 rdev->config.r600.max_backends = 1;
1548 rdev->config.r600.max_gprs = 128;
1549 rdev->config.r600.max_threads = 192;
1550 rdev->config.r600.max_stack_entries = 128;
1551 rdev->config.r600.max_hw_contexts = 4;
1552 rdev->config.r600.max_gs_threads = 4;
1553 rdev->config.r600.sx_max_export_size = 128;
1554 rdev->config.r600.sx_max_export_pos_size = 16;
1555 rdev->config.r600.sx_max_export_smx_size = 128;
1556 rdev->config.r600.sq_num_cf_insts = 1;
1557 break;
1558 case CHIP_RV670:
1559 rdev->config.r600.max_pipes = 4;
1560 rdev->config.r600.max_tile_pipes = 4;
1561 rdev->config.r600.max_simds = 4;
1562 rdev->config.r600.max_backends = 4;
1563 rdev->config.r600.max_gprs = 192;
1564 rdev->config.r600.max_threads = 192;
1565 rdev->config.r600.max_stack_entries = 256;
1566 rdev->config.r600.max_hw_contexts = 8;
1567 rdev->config.r600.max_gs_threads = 16;
1568 rdev->config.r600.sx_max_export_size = 128;
1569 rdev->config.r600.sx_max_export_pos_size = 16;
1570 rdev->config.r600.sx_max_export_smx_size = 128;
1571 rdev->config.r600.sq_num_cf_insts = 2;
1572 break;
1573 default:
1574 break;
1575 }
1576
1577 /* Initialize HDP */
1578 for (i = 0, j = 0; i < 32; i++, j += 0x18) {
1579 WREG32((0x2c14 + j), 0x00000000);
1580 WREG32((0x2c18 + j), 0x00000000);
1581 WREG32((0x2c1c + j), 0x00000000);
1582 WREG32((0x2c20 + j), 0x00000000);
1583 WREG32((0x2c24 + j), 0x00000000);
1584 }
1585
1586 WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
1587
1588 /* Setup tiling */
1589 tiling_config = 0;
1590 ramcfg = RREG32(RAMCFG);
1591 switch (rdev->config.r600.max_tile_pipes) {
1592 case 1:
1593 tiling_config |= PIPE_TILING(0);
1594 break;
1595 case 2:
1596 tiling_config |= PIPE_TILING(1);
1597 break;
1598 case 4:
1599 tiling_config |= PIPE_TILING(2);
1600 break;
1601 case 8:
1602 tiling_config |= PIPE_TILING(3);
1603 break;
1604 default:
1605 break;
1606 }
d03f5d59 1607 rdev->config.r600.tiling_npipes = rdev->config.r600.max_tile_pipes;
961fb597 1608 rdev->config.r600.tiling_nbanks = 4 << ((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
3ce0a23d
JG		 1609 tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
1610 tiling_config |= GROUP_SIZE(0);
961fb597 1611 rdev->config.r600.tiling_group_size = 256;
3ce0a23d
JG		 1612 tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
1613 if (tmp > 3) {
1614 tiling_config |= ROW_TILING(3);
1615 tiling_config |= SAMPLE_SPLIT(3);
1616 } else {
1617 tiling_config |= ROW_TILING(tmp);
1618 tiling_config |= SAMPLE_SPLIT(tmp);
1619 }
1620 tiling_config |= BANK_SWAPS(1);
d03f5d59
AD		 1621
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);
1625
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);
1631
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));
e7aeeba6 1637 rdev->config.r600.tile_config = tiling_config;
d03f5d59 1638 tiling_config |= BACKEND_MAP(backend_map);
3ce0a23d
JG		 1639 WREG32(GB_TILING_CONFIG, tiling_config);
1640 WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
1641 WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
1642
3ce0a23d 1643 /* Setup pipes */
d03f5d59
AD		 1644 WREG32(CC_RB_BACKEND_DISABLE, cc_rb_backend_disable);
1645 WREG32(CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
f867c60d 1646 WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
3ce0a23d 1647
d03f5d59 1648 tmp = R6XX_MAX_PIPES - r600_count_pipe_bits((cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK) >> 8);
3ce0a23d
JG		 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);
1651
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)));
1655
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);
1661
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);
1667
1668 if (((rdev->family) == CHIP_R600) ||
1669 ((rdev->family) == CHIP_RV630) ||
1670 ((rdev->family) == CHIP_RV610) ||
1671 ((rdev->family) == CHIP_RV620) ||
ee59f2b4
AD		 1672 ((rdev->family) == CHIP_RS780) ||
1673 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 1674 WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
1675 } else {
1676 WREG32(DB_DEBUG, 0);
1677 }
1678 WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
1679 DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
1680
1681 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1682 WREG32(VGT_NUM_INSTANCES, 0);
1683
1684 WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
1685 WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
1686
1687 tmp = RREG32(SQ_MS_FIFO_SIZES);
1688 if (((rdev->family) == CHIP_RV610) ||
1689 ((rdev->family) == CHIP_RV620) ||
ee59f2b4
AD		 1690 ((rdev->family) == CHIP_RS780) ||
1691 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 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);
1700 }
1701 WREG32(SQ_MS_FIFO_SIZES, tmp);
1702
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
1705 */
1706 sq_config = RREG32(SQ_CONFIG);
1707 sq_config &= ~(PS_PRIO(3) |
1708 VS_PRIO(3) |
1709 GS_PRIO(3) |
1710 ES_PRIO(3));
1711 sq_config |= (DX9_CONSTS |
1712 VC_ENABLE |
1713 PS_PRIO(0) |
1714 VS_PRIO(1) |
1715 GS_PRIO(2) |
1716 ES_PRIO(3));
1717
1718 if ((rdev->family) == CHIP_R600) {
1719 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
1720 NUM_VS_GPRS(124) |
1721 NUM_CLAUSE_TEMP_GPRS(4));
1722 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
1723 NUM_ES_GPRS(0));
1724 sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
1725 NUM_VS_THREADS(48) |
1726 NUM_GS_THREADS(4) |
1727 NUM_ES_THREADS(4));
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) ||
ee59f2b4
AD		 1734 ((rdev->family) == CHIP_RS780) ||
1735 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 1736 /* no vertex cache */
1737 sq_config &= ~VC_ENABLE;
1738
1739 sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
1740 NUM_VS_GPRS(44) |
1741 NUM_CLAUSE_TEMP_GPRS(2));
1742 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1743 NUM_ES_GPRS(17));
1744 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1745 NUM_VS_THREADS(78) |
1746 NUM_GS_THREADS(4) |
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) |
1755 NUM_VS_GPRS(44) |
1756 NUM_CLAUSE_TEMP_GPRS(2));
1757 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
1758 NUM_ES_GPRS(18));
1759 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1760 NUM_VS_THREADS(78) |
1761 NUM_GS_THREADS(4) |
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) |
1769 NUM_VS_GPRS(44) |
1770 NUM_CLAUSE_TEMP_GPRS(2));
1771 sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
1772 NUM_ES_GPRS(17));
1773 sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
1774 NUM_VS_THREADS(78) |
1775 NUM_GS_THREADS(4) |
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));
1781 }
1782
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);
1789
1790 if (((rdev->family) == CHIP_RV610) ||
1791 ((rdev->family) == CHIP_RV620) ||
ee59f2b4
AD		 1792 ((rdev->family) == CHIP_RS780) ||
1793 ((rdev->family) == CHIP_RS880)) {
3ce0a23d
JG		 1794 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
1795 } else {
1796 WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
1797 }
1798
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)));
1814
1815 WREG32(VGT_STRMOUT_EN, 0);
1816 tmp = rdev->config.r600.max_pipes * 16;
1817 switch (rdev->family) {
1818 case CHIP_RV610:
3ce0a23d 1819 case CHIP_RV620:
ee59f2b4
AD		 1820 case CHIP_RS780:
1821 case CHIP_RS880:
3ce0a23d
JG		 1822 tmp += 32;
1823 break;
1824 case CHIP_RV670:
1825 tmp += 128;
1826 break;
1827 default:
1828 break;
1829 }
1830 if (tmp > 256) {
1831 tmp = 256;
1832 }
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);
1837
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);
1841 WREG32(SX_MISC, 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);
1848
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);
1859
1860 switch (rdev->family) {
1861 case CHIP_RV610:
3ce0a23d 1862 case CHIP_RV620:
ee59f2b4
AD		 1863 case CHIP_RS780:
1864 case CHIP_RS880:
3ce0a23d
JG		 1865 tmp = TC_L2_SIZE(8);
1866 break;
1867 case CHIP_RV630:
1868 case CHIP_RV635:
1869 tmp = TC_L2_SIZE(4);
1870 break;
1871 case CHIP_R600:
1872 tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
1873 break;
1874 default:
1875 tmp = TC_L2_SIZE(0);
1876 break;
1877 }
1878 WREG32(TC_CNTL, tmp);
1879
1880 tmp = RREG32(HDP_HOST_PATH_CNTL);
1881 WREG32(HDP_HOST_PATH_CNTL, tmp);
1882
1883 tmp = RREG32(ARB_POP);
1884 tmp |= ENABLE_TC128;
1885 WREG32(ARB_POP, tmp);
1886
1887 WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
1888 WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
1889 NUM_CLIP_SEQ(3)));
1890 WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
1891}
1892
1893
771fe6b9
JG		 1894/*
1895 * Indirect registers accessor
1896 */
3ce0a23d
JG		 1897u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
1898{
1899 u32 r;
1900
1901 WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
1902 (void)RREG32(PCIE_PORT_INDEX);
1903 r = RREG32(PCIE_PORT_DATA);
1904 return r;
1905}
1906
1907void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
1908{
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);
1913}
1914
3ce0a23d
JG		 1915/*
1916 * CP & Ring
1917 */
1918void r600_cp_stop(struct radeon_device *rdev)
1919{
1920 WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
1921}
1922
d8f60cfc 1923int r600_init_microcode(struct radeon_device *rdev)
3ce0a23d
JG		 1924{
1925 struct platform_device *pdev;
1926 const char *chip_name;
d8f60cfc
AD		 1927 const char *rlc_chip_name;
1928 size_t pfp_req_size, me_req_size, rlc_req_size;
3ce0a23d
JG		 1929 char fw_name[30];
1930 int err;
1931
1932 DRM_DEBUG("\n");
1933
1934 pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
1935 err = IS_ERR(pdev);
1936 if (err) {
1937 printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
1938 return -EINVAL;
1939 }
1940
1941 switch (rdev->family) {
d8f60cfc
AD		 1942 case CHIP_R600:
1943 chip_name = "R600";
1944 rlc_chip_name = "R600";
1945 break;
1946 case CHIP_RV610:
1947 chip_name = "RV610";
1948 rlc_chip_name = "R600";
1949 break;
1950 case CHIP_RV630:
1951 chip_name = "RV630";
1952 rlc_chip_name = "R600";
1953 break;
1954 case CHIP_RV620:
1955 chip_name = "RV620";
1956 rlc_chip_name = "R600";
1957 break;
1958 case CHIP_RV635:
1959 chip_name = "RV635";
1960 rlc_chip_name = "R600";
1961 break;
1962 case CHIP_RV670:
1963 chip_name = "RV670";
1964 rlc_chip_name = "R600";
1965 break;
3ce0a23d 1966 case CHIP_RS780:
d8f60cfc
AD		 1967 case CHIP_RS880:
1968 chip_name = "RS780";
1969 rlc_chip_name = "R600";
1970 break;
1971 case CHIP_RV770:
1972 chip_name = "RV770";
1973 rlc_chip_name = "R700";
1974 break;
3ce0a23d 1975 case CHIP_RV730:
d8f60cfc
AD		 1976 case CHIP_RV740:
1977 chip_name = "RV730";
1978 rlc_chip_name = "R700";
1979 break;
1980 case CHIP_RV710:
1981 chip_name = "RV710";
1982 rlc_chip_name = "R700";
1983 break;
fe251e2f
AD		 1984 case CHIP_CEDAR:
1985 chip_name = "CEDAR";
45f9a39b 1986 rlc_chip_name = "CEDAR";
fe251e2f
AD		 1987 break;
1988 case CHIP_REDWOOD:
1989 chip_name = "REDWOOD";
45f9a39b 1990 rlc_chip_name = "REDWOOD";
fe251e2f
AD		 1991 break;
1992 case CHIP_JUNIPER:
1993 chip_name = "JUNIPER";
45f9a39b 1994 rlc_chip_name = "JUNIPER";
fe251e2f
AD		 1995 break;
1996 case CHIP_CYPRESS:
1997 case CHIP_HEMLOCK:
1998 chip_name = "CYPRESS";
45f9a39b 1999 rlc_chip_name = "CYPRESS";
fe251e2f 2000 break;
3ce0a23d
JG		 2001 default: BUG();
2002 }
2003
fe251e2f
AD		 2004 if (rdev->family >= CHIP_CEDAR) {
2005 pfp_req_size = EVERGREEN_PFP_UCODE_SIZE * 4;
2006 me_req_size = EVERGREEN_PM4_UCODE_SIZE * 4;
45f9a39b 2007 rlc_req_size = EVERGREEN_RLC_UCODE_SIZE * 4;
fe251e2f 2008 } else if (rdev->family >= CHIP_RV770) {
3ce0a23d
JG		 2009 pfp_req_size = R700_PFP_UCODE_SIZE * 4;
2010 me_req_size = R700_PM4_UCODE_SIZE * 4;
d8f60cfc 2011 rlc_req_size = R700_RLC_UCODE_SIZE * 4;
3ce0a23d
JG		 2012 } else {
2013 pfp_req_size = PFP_UCODE_SIZE * 4;
2014 me_req_size = PM4_UCODE_SIZE * 12;
d8f60cfc 2015 rlc_req_size = RLC_UCODE_SIZE * 4;
3ce0a23d
JG		 2016 }
2017
d8f60cfc 2018 DRM_INFO("Loading %s Microcode\n", chip_name);
3ce0a23d
JG		 2019
2020 snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
2021 err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
2022 if (err)
2023 goto out;
2024 if (rdev->pfp_fw->size != pfp_req_size) {
2025 printk(KERN_ERR
2026 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2027 rdev->pfp_fw->size, fw_name);
2028 err = -EINVAL;
2029 goto out;
2030 }
2031
2032 snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
2033 err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
2034 if (err)
2035 goto out;
2036 if (rdev->me_fw->size != me_req_size) {
2037 printk(KERN_ERR
2038 "r600_cp: Bogus length %zu in firmware \"%s\"\n",
2039 rdev->me_fw->size, fw_name);
2040 err = -EINVAL;
2041 }
d8f60cfc
AD		 2042
2043 snprintf(fw_name, sizeof(fw_name), "radeon/%s_rlc.bin", rlc_chip_name);
2044 err = request_firmware(&rdev->rlc_fw, fw_name, &pdev->dev);
2045 if (err)
2046 goto out;
2047 if (rdev->rlc_fw->size != rlc_req_size) {
2048 printk(KERN_ERR
2049 "r600_rlc: Bogus length %zu in firmware \"%s\"\n",
2050 rdev->rlc_fw->size, fw_name);
2051 err = -EINVAL;
2052 }
2053
3ce0a23d
JG		 2054out:
2055 platform_device_unregister(pdev);
2056
2057 if (err) {
2058 if (err != -EINVAL)
2059 printk(KERN_ERR
2060 "r600_cp: Failed to load firmware \"%s\"\n",
2061 fw_name);
2062 release_firmware(rdev->pfp_fw);
2063 rdev->pfp_fw = NULL;
2064 release_firmware(rdev->me_fw);
2065 rdev->me_fw = NULL;
d8f60cfc
AD		 2066 release_firmware(rdev->rlc_fw);
2067 rdev->rlc_fw = NULL;
3ce0a23d
JG		 2068 }
2069 return err;
2070}
2071
2072static int r600_cp_load_microcode(struct radeon_device *rdev)
2073{
2074 const __be32 *fw_data;
2075 int i;
2076
2077 if (!rdev->me_fw || !rdev->pfp_fw)
2078 return -EINVAL;
2079
2080 r600_cp_stop(rdev);
2081
2082 WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
2083
2084 /* Reset cp */
2085 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2086 RREG32(GRBM_SOFT_RESET);
2087 mdelay(15);
2088 WREG32(GRBM_SOFT_RESET, 0);
2089
2090 WREG32(CP_ME_RAM_WADDR, 0);
2091
2092 fw_data = (const __be32 *)rdev->me_fw->data;
2093 WREG32(CP_ME_RAM_WADDR, 0);
2094 for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
2095 WREG32(CP_ME_RAM_DATA,
2096 be32_to_cpup(fw_data++));
2097
2098 fw_data = (const __be32 *)rdev->pfp_fw->data;
2099 WREG32(CP_PFP_UCODE_ADDR, 0);
2100 for (i = 0; i < PFP_UCODE_SIZE; i++)
2101 WREG32(CP_PFP_UCODE_DATA,
2102 be32_to_cpup(fw_data++));
2103
2104 WREG32(CP_PFP_UCODE_ADDR, 0);
2105 WREG32(CP_ME_RAM_WADDR, 0);
2106 WREG32(CP_ME_RAM_RADDR, 0);
2107 return 0;
2108}
2109
2110int r600_cp_start(struct radeon_device *rdev)
2111{
2112 int r;
2113 uint32_t cp_me;
2114
2115 r = radeon_ring_lock(rdev, 7);
2116 if (r) {
2117 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2118 return r;
2119 }
2120 radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
2121 radeon_ring_write(rdev, 0x1);
7e7b41d2 2122 if (rdev->family >= CHIP_RV770) {
3ce0a23d
JG		 2123 radeon_ring_write(rdev, 0x0);
2124 radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
fe251e2f
AD		 2125 } else {
2126 radeon_ring_write(rdev, 0x3);
2127 radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
3ce0a23d
JG		 2128 }
2129 radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
2130 radeon_ring_write(rdev, 0);
2131 radeon_ring_write(rdev, 0);
2132 radeon_ring_unlock_commit(rdev);
2133
2134 cp_me = 0xff;
2135 WREG32(R_0086D8_CP_ME_CNTL, cp_me);
2136 return 0;
2137}
2138
2139int r600_cp_resume(struct radeon_device *rdev)
2140{
2141 u32 tmp;
2142 u32 rb_bufsz;
2143 int r;
2144
2145 /* Reset cp */
2146 WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
2147 RREG32(GRBM_SOFT_RESET);
2148 mdelay(15);
2149 WREG32(GRBM_SOFT_RESET, 0);
2150
2151 /* Set ring buffer size */
2152 rb_bufsz = drm_order(rdev->cp.ring_size / 8);
d6f28938 2153 tmp = RB_NO_UPDATE | (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
3ce0a23d 2154#ifdef __BIG_ENDIAN
d6f28938 2155 tmp |= BUF_SWAP_32BIT;
3ce0a23d 2156#endif
d6f28938 2157 WREG32(CP_RB_CNTL, tmp);
3ce0a23d
JG		 2158 WREG32(CP_SEM_WAIT_TIMER, 0x4);
2159
2160 /* Set the write pointer delay */
2161 WREG32(CP_RB_WPTR_DELAY, 0);
2162
2163 /* Initialize the ring buffer's read and write pointers */
3ce0a23d
JG		 2164 WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
2165 WREG32(CP_RB_RPTR_WR, 0);
2166 WREG32(CP_RB_WPTR, 0);
2167 WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF);
2168 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr));
2169 mdelay(1);
2170 WREG32(CP_RB_CNTL, tmp);
2171
2172 WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
2173 WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
2174
2175 rdev->cp.rptr = RREG32(CP_RB_RPTR);
2176 rdev->cp.wptr = RREG32(CP_RB_WPTR);
2177
2178 r600_cp_start(rdev);
2179 rdev->cp.ready = true;
2180 r = radeon_ring_test(rdev);
2181 if (r) {
2182 rdev->cp.ready = false;
2183 return r;
2184 }
2185 return 0;
2186}
2187
2188void r600_cp_commit(struct radeon_device *rdev)
2189{
2190 WREG32(CP_RB_WPTR, rdev->cp.wptr);
2191 (void)RREG32(CP_RB_WPTR);
2192}
2193
2194void r600_ring_init(struct radeon_device *rdev, unsigned ring_size)
2195{
2196 u32 rb_bufsz;
2197
2198 /* Align ring size */
2199 rb_bufsz = drm_order(ring_size / 8);
2200 ring_size = (1 << (rb_bufsz + 1)) * 4;
2201 rdev->cp.ring_size = ring_size;
2202 rdev->cp.align_mask = 16 - 1;
2203}
2204
655efd3d
JG		 2205void r600_cp_fini(struct radeon_device *rdev)
2206{
2207 r600_cp_stop(rdev);
2208 radeon_ring_fini(rdev);
2209}
2210
3ce0a23d
JG		 2211
2212/*
2213 * GPU scratch registers helpers function.
2214 */
2215void r600_scratch_init(struct radeon_device *rdev)
2216{
2217 int i;
2218
2219 rdev->scratch.num_reg = 7;
2220 for (i = 0; i < rdev->scratch.num_reg; i++) {
2221 rdev->scratch.free[i] = true;
2222 rdev->scratch.reg[i] = SCRATCH_REG0 + (i * 4);
2223 }
2224}
2225
2226int r600_ring_test(struct radeon_device *rdev)
2227{
2228 uint32_t scratch;
2229 uint32_t tmp = 0;
2230 unsigned i;
2231 int r;
2232
2233 r = radeon_scratch_get(rdev, &scratch);
2234 if (r) {
2235 DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
2236 return r;
2237 }
2238 WREG32(scratch, 0xCAFEDEAD);
2239 r = radeon_ring_lock(rdev, 3);
2240 if (r) {
2241 DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
2242 radeon_scratch_free(rdev, scratch);
2243 return r;
2244 }
2245 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2246 radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2247 radeon_ring_write(rdev, 0xDEADBEEF);
2248 radeon_ring_unlock_commit(rdev);
2249 for (i = 0; i < rdev->usec_timeout; i++) {
2250 tmp = RREG32(scratch);
2251 if (tmp == 0xDEADBEEF)
2252 break;
2253 DRM_UDELAY(1);
2254 }
2255 if (i < rdev->usec_timeout) {
2256 DRM_INFO("ring test succeeded in %d usecs\n", i);
2257 } else {
2258 DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
2259 scratch, tmp);
2260 r = -EINVAL;
2261 }
2262 radeon_scratch_free(rdev, scratch);
2263 return r;
2264}
2265
81cc35bf
JG		 2266void r600_wb_disable(struct radeon_device *rdev)
2267{
4c788679
JG		 2268 int r;
2269
81cc35bf
JG		 2270 WREG32(SCRATCH_UMSK, 0);
2271 if (rdev->wb.wb_obj) {
4c788679
JG		 2272 r = radeon_bo_reserve(rdev->wb.wb_obj, false);
2273 if (unlikely(r != 0))
2274 return;
2275 radeon_bo_kunmap(rdev->wb.wb_obj);
2276 radeon_bo_unpin(rdev->wb.wb_obj);
2277 radeon_bo_unreserve(rdev->wb.wb_obj);
81cc35bf
JG		 2278 }
2279}
2280
2281void r600_wb_fini(struct radeon_device *rdev)
2282{
2283 r600_wb_disable(rdev);
2284 if (rdev->wb.wb_obj) {
4c788679 2285 radeon_bo_unref(&rdev->wb.wb_obj);
81cc35bf
JG		 2286 rdev->wb.wb = NULL;
2287 rdev->wb.wb_obj = NULL;
2288 }
2289}
2290
2291int r600_wb_enable(struct radeon_device *rdev)
3ce0a23d
JG		 2292{
2293 int r;
2294
2295 if (rdev->wb.wb_obj == NULL) {
4c788679
JG		 2296 r = radeon_bo_create(rdev, NULL, RADEON_GPU_PAGE_SIZE, true,
2297 RADEON_GEM_DOMAIN_GTT, &rdev->wb.wb_obj);
3ce0a23d 2298 if (r) {
4c788679 2299 dev_warn(rdev->dev, "(%d) create WB bo failed\n", r);
3ce0a23d
JG		 2300 return r;
2301 }
4c788679
JG		 2302 r = radeon_bo_reserve(rdev->wb.wb_obj, false);
2303 if (unlikely(r != 0)) {
2304 r600_wb_fini(rdev);
3ce0a23d
JG		 2305 return r;
2306 }
4c788679 2307 r = radeon_bo_pin(rdev->wb.wb_obj, RADEON_GEM_DOMAIN_GTT,
81cc35bf 2308 &rdev->wb.gpu_addr);
3ce0a23d 2309 if (r) {
4c788679
JG		 2310 radeon_bo_unreserve(rdev->wb.wb_obj);
2311 dev_warn(rdev->dev, "(%d) pin WB bo failed\n", r);
81cc35bf 2312 r600_wb_fini(rdev);
3ce0a23d
JG		 2313 return r;
2314 }
4c788679
JG		 2315 r = radeon_bo_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb);
2316 radeon_bo_unreserve(rdev->wb.wb_obj);
3ce0a23d 2317 if (r) {
4c788679 2318 dev_warn(rdev->dev, "(%d) map WB bo failed\n", r);
81cc35bf 2319 r600_wb_fini(rdev);
3ce0a23d
JG		 2320 return r;
2321 }
2322 }
2323 WREG32(SCRATCH_ADDR, (rdev->wb.gpu_addr >> 8) & 0xFFFFFFFF);
2324 WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + 1024) & 0xFFFFFFFC);
2325 WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + 1024) & 0xFF);
2326 WREG32(SCRATCH_UMSK, 0xff);
2327 return 0;
2328}
2329
3ce0a23d
JG		 2330void r600_fence_ring_emit(struct radeon_device *rdev,
2331 struct radeon_fence *fence)
2332{
d8f60cfc 2333 /* Also consider EVENT_WRITE_EOP. it handles the interrupts + timestamps + events */
44224c3f
AD		 2334
2335 radeon_ring_write(rdev, PACKET3(PACKET3_EVENT_WRITE, 0));
2336 radeon_ring_write(rdev, CACHE_FLUSH_AND_INV_EVENT);
2337 /* wait for 3D idle clean */
2338 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2339 radeon_ring_write(rdev, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2340 radeon_ring_write(rdev, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
3ce0a23d
JG		 2341 /* Emit fence sequence & fire IRQ */
2342 radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
2343 radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
2344 radeon_ring_write(rdev, fence->seq);
d8f60cfc
AD		 2345 /* CP_INTERRUPT packet 3 no longer exists, use packet 0 */
2346 radeon_ring_write(rdev, PACKET0(CP_INT_STATUS, 0));
2347 radeon_ring_write(rdev, RB_INT_STAT);
3ce0a23d
JG		 2348}
2349
3ce0a23d
JG		 2350int r600_copy_blit(struct radeon_device *rdev,
2351 uint64_t src_offset, uint64_t dst_offset,
2352 unsigned num_pages, struct radeon_fence *fence)
2353{
ff82f052
JG		 2354 int r;
2355
2356 mutex_lock(&rdev->r600_blit.mutex);
2357 rdev->r600_blit.vb_ib = NULL;
2358 r = r600_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
2359 if (r) {
2360 if (rdev->r600_blit.vb_ib)
2361 radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
2362 mutex_unlock(&rdev->r600_blit.mutex);
2363 return r;
2364 }
a77f1718 2365 r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
3ce0a23d 2366 r600_blit_done_copy(rdev, fence);
ff82f052 2367 mutex_unlock(&rdev->r600_blit.mutex);
3ce0a23d
JG		 2368 return 0;
2369}
2370
3ce0a23d
JG		 2371int r600_set_surface_reg(struct radeon_device *rdev, int reg,
2372 uint32_t tiling_flags, uint32_t pitch,
2373 uint32_t offset, uint32_t obj_size)
2374{
2375 /* FIXME: implement */
2376 return 0;
2377}
2378
2379void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
2380{
2381 /* FIXME: implement */
2382}
2383
2384
2385bool r600_card_posted(struct radeon_device *rdev)
2386{
2387 uint32_t reg;
2388
2389 /* first check CRTCs */
2390 reg = RREG32(D1CRTC_CONTROL) |
2391 RREG32(D2CRTC_CONTROL);
2392 if (reg & CRTC_EN)
2393 return true;
2394
2395 /* then check MEM_SIZE, in case the crtcs are off */
2396 if (RREG32(CONFIG_MEMSIZE))
2397 return true;
2398
2399 return false;
2400}
2401
fc30b8ef 2402int r600_startup(struct radeon_device *rdev)
3ce0a23d
JG		 2403{
2404 int r;
2405
779720a3
AD		 2406 if (!rdev->me_fw || !rdev->pfp_fw || !rdev->rlc_fw) {
2407 r = r600_init_microcode(rdev);
2408 if (r) {
2409 DRM_ERROR("Failed to load firmware!\n");
2410 return r;
2411 }
2412 }
2413
a3c1945a 2414 r600_mc_program(rdev);
1a029b76
JG		 2415 if (rdev->flags & RADEON_IS_AGP) {
2416 r600_agp_enable(rdev);
2417 } else {
2418 r = r600_pcie_gart_enable(rdev);
2419 if (r)
2420 return r;
2421 }
3ce0a23d 2422 r600_gpu_init(rdev);
c38c7b64
JG		 2423 r = r600_blit_init(rdev);
2424 if (r) {
2425 r600_blit_fini(rdev);
2426 rdev->asic->copy = NULL;
2427 dev_warn(rdev->dev, "failed blitter (%d) falling back to memcpy\n", r);
2428 }
ff82f052
JG		 2429 /* pin copy shader into vram */
2430 if (rdev->r600_blit.shader_obj) {
2431 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
2432 if (unlikely(r != 0))
2433 return r;
2434 r = radeon_bo_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
2435 &rdev->r600_blit.shader_gpu_addr);
2436 radeon_bo_unreserve(rdev->r600_blit.shader_obj);
7923c615 2437 if (r) {
ff82f052 2438 dev_err(rdev->dev, "(%d) pin blit object failed\n", r);
7923c615
AD		 2439 return r;
2440 }
2441 }
d8f60cfc 2442 /* Enable IRQ */
d8f60cfc
AD		 2443 r = r600_irq_init(rdev);
2444 if (r) {
2445 DRM_ERROR("radeon: IH init failed (%d).\n", r);
2446 radeon_irq_kms_fini(rdev);
2447 return r;
2448 }
2449 r600_irq_set(rdev);
2450
3ce0a23d
JG		 2451 r = radeon_ring_init(rdev, rdev->cp.ring_size);
2452 if (r)
2453 return r;
2454 r = r600_cp_load_microcode(rdev);
2455 if (r)
2456 return r;
2457 r = r600_cp_resume(rdev);
2458 if (r)
2459 return r;
81cc35bf
JG		 2460 /* write back buffer are not vital so don't worry about failure */
2461 r600_wb_enable(rdev);
3ce0a23d
JG		 2462 return 0;
2463}
2464
28d52043
DA		 2465void r600_vga_set_state(struct radeon_device *rdev, bool state)
2466{
2467 uint32_t temp;
2468
2469 temp = RREG32(CONFIG_CNTL);
2470 if (state == false) {
2471 temp &= ~(1<<0);
2472 temp |= (1<<1);
2473 } else {
2474 temp &= ~(1<<1);
2475 }
2476 WREG32(CONFIG_CNTL, temp);
2477}
2478
fc30b8ef
DA		 2479int r600_resume(struct radeon_device *rdev)
2480{
2481 int r;
2482
1a029b76
JG		 2483 /* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
2484 * posting will perform necessary task to bring back GPU into good
2485 * shape.
2486 */
fc30b8ef 2487 /* post card */
e7d40b9a 2488 atom_asic_init(rdev->mode_info.atom_context);
fc30b8ef
DA		 2489
2490 r = r600_startup(rdev);
2491 if (r) {
2492 DRM_ERROR("r600 startup failed on resume\n");
2493 return r;
2494 }
2495
62a8ea3f 2496 r = r600_ib_test(rdev);
fc30b8ef
DA		 2497 if (r) {
2498 DRM_ERROR("radeon: failled testing IB (%d).\n", r);
2499 return r;
2500 }
38fd2c6f
RM		 2501
2502 r = r600_audio_init(rdev);
2503 if (r) {
2504 DRM_ERROR("radeon: audio resume failed\n");
2505 return r;
2506 }
2507
fc30b8ef
DA		 2508 return r;
2509}
2510
3ce0a23d
JG		 2511int r600_suspend(struct radeon_device *rdev)
2512{
4c788679
JG		 2513 int r;
2514
38fd2c6f 2515 r600_audio_fini(rdev);
3ce0a23d
JG		 2516 /* FIXME: we should wait for ring to be empty */
2517 r600_cp_stop(rdev);
bc1a631e 2518 rdev->cp.ready = false;
0c45249f 2519 r600_irq_suspend(rdev);
81cc35bf 2520 r600_wb_disable(rdev);
4aac0473 2521 r600_pcie_gart_disable(rdev);
bc1a631e 2522 /* unpin shaders bo */
30d2d9a5
JG		 2523 if (rdev->r600_blit.shader_obj) {
2524 r = radeon_bo_reserve(rdev->r600_blit.shader_obj, false);
2525 if (!r) {
2526 radeon_bo_unpin(rdev->r600_blit.shader_obj);
2527 radeon_bo_unreserve(rdev->r600_blit.shader_obj);
2528 }
2529 }
3ce0a23d
JG		 2530 return 0;
2531}
2532
2533/* Plan is to move initialization in that function and use
2534 * helper function so that radeon_device_init pretty much
2535 * do nothing more than calling asic specific function. This
2536 * should also allow to remove a bunch of callback function
2537 * like vram_info.
2538 */
2539int r600_init(struct radeon_device *rdev)
771fe6b9 2540{
3ce0a23d 2541 int r;
771fe6b9 2542
3ce0a23d
JG		 2543 r = radeon_dummy_page_init(rdev);
2544 if (r)
2545 return r;
2546 if (r600_debugfs_mc_info_init(rdev)) {
2547 DRM_ERROR("Failed to register debugfs file for mc !\n");
2548 }
2549 /* This don't do much */
2550 r = radeon_gem_init(rdev);
2551 if (r)
2552 return r;
2553 /* Read BIOS */
2554 if (!radeon_get_bios(rdev)) {
2555 if (ASIC_IS_AVIVO(rdev))
2556 return -EINVAL;
2557 }
2558 /* Must be an ATOMBIOS */
e7d40b9a
JG		 2559 if (!rdev->is_atom_bios) {
2560 dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
3ce0a23d 2561 return -EINVAL;
e7d40b9a 2562 }
3ce0a23d
JG		 2563 r = radeon_atombios_init(rdev);
2564 if (r)
2565 return r;
2566 /* Post card if necessary */
72542d77
DA		 2567 if (!r600_card_posted(rdev)) {
2568 if (!rdev->bios) {
2569 dev_err(rdev->dev, "Card not posted and no BIOS - ignoring\n");
2570 return -EINVAL;
2571 }
3ce0a23d
JG		 2572 DRM_INFO("GPU not posted. posting now...\n");
2573 atom_asic_init(rdev->mode_info.atom_context);
2574 }
2575 /* Initialize scratch registers */
2576 r600_scratch_init(rdev);
2577 /* Initialize surface registers */
2578 radeon_surface_init(rdev);
7433874e 2579 /* Initialize clocks */
5e6dde7e 2580 radeon_get_clock_info(rdev->ddev);
3ce0a23d
JG		 2581 /* Fence driver */
2582 r = radeon_fence_driver_init(rdev);
2583 if (r)
2584 return r;
700a0cc0
JG		 2585 if (rdev->flags & RADEON_IS_AGP) {
2586 r = radeon_agp_init(rdev);
2587 if (r)
2588 radeon_agp_disable(rdev);
2589 }
3ce0a23d 2590 r = r600_mc_init(rdev);
b574f251 2591 if (r)
3ce0a23d 2592 return r;
3ce0a23d 2593 /* Memory manager */
4c788679 2594 r = radeon_bo_init(rdev);
3ce0a23d
JG		 2595 if (r)
2596 return r;
d8f60cfc
AD		 2597
2598 r = radeon_irq_kms_init(rdev);
2599 if (r)
2600 return r;
2601
3ce0a23d
JG		 2602 rdev->cp.ring_obj = NULL;
2603 r600_ring_init(rdev, 1024 * 1024);
2604
d8f60cfc
AD		 2605 rdev->ih.ring_obj = NULL;
2606 r600_ih_ring_init(rdev, 64 * 1024);
3ce0a23d 2607
4aac0473
JG		 2608 r = r600_pcie_gart_init(rdev);
2609 if (r)
2610 return r;
2611
779720a3 2612 rdev->accel_working = true;
fc30b8ef 2613 r = r600_startup(rdev);
3ce0a23d 2614 if (r) {
655efd3d
JG		 2615 dev_err(rdev->dev, "disabling GPU acceleration\n");
2616 r600_cp_fini(rdev);
75c81298 2617 r600_wb_fini(rdev);
655efd3d
JG		 2618 r600_irq_fini(rdev);
2619 radeon_irq_kms_fini(rdev);
75c81298 2620 r600_pcie_gart_fini(rdev);
733289c2 2621 rdev->accel_working = false;
3ce0a23d 2622 }
733289c2
JG		 2623 if (rdev->accel_working) {
2624 r = radeon_ib_pool_init(rdev);
2625 if (r) {
db96380e 2626 dev_err(rdev->dev, "IB initialization failed (%d).\n", r);
733289c2 2627 rdev->accel_working = false;
db96380e
JG		 2628 } else {
2629 r = r600_ib_test(rdev);
2630 if (r) {
2631 dev_err(rdev->dev, "IB test failed (%d).\n", r);
2632 rdev->accel_working = false;
2633 }
733289c2 2634 }
3ce0a23d 2635 }
dafc3bd5
CK		 2636
2637 r = r600_audio_init(rdev);
2638 if (r)
2639 return r; /* TODO error handling */
3ce0a23d
JG		 2640 return 0;
2641}
2642
2643void r600_fini(struct radeon_device *rdev)
2644{
dafc3bd5 2645 r600_audio_fini(rdev);
3ce0a23d 2646 r600_blit_fini(rdev);
655efd3d
JG		 2647 r600_cp_fini(rdev);
2648 r600_wb_fini(rdev);
d8f60cfc
AD		 2649 r600_irq_fini(rdev);
2650 radeon_irq_kms_fini(rdev);
4aac0473 2651 r600_pcie_gart_fini(rdev);
655efd3d 2652 radeon_agp_fini(rdev);
3ce0a23d
JG		 2653 radeon_gem_fini(rdev);
2654 radeon_fence_driver_fini(rdev);
4c788679 2655 radeon_bo_fini(rdev);
e7d40b9a 2656 radeon_atombios_fini(rdev);
3ce0a23d
JG		 2657 kfree(rdev->bios);
2658 rdev->bios = NULL;
2659 radeon_dummy_page_fini(rdev);
2660}
2661
2662
2663/*
2664 * CS stuff
2665 */
2666void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
2667{
2668 /* FIXME: implement */
2669 radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
2670 radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC);
2671 radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
2672 radeon_ring_write(rdev, ib->length_dw);
2673}
2674
2675int r600_ib_test(struct radeon_device *rdev)
2676{
2677 struct radeon_ib *ib;
2678 uint32_t scratch;
2679 uint32_t tmp = 0;
2680 unsigned i;
2681 int r;
2682
2683 r = radeon_scratch_get(rdev, &scratch);
2684 if (r) {
2685 DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
2686 return r;
2687 }
2688 WREG32(scratch, 0xCAFEDEAD);
2689 r = radeon_ib_get(rdev, &ib);
2690 if (r) {
2691 DRM_ERROR("radeon: failed to get ib (%d).\n", r);
2692 return r;
2693 }
2694 ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
2695 ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
2696 ib->ptr[2] = 0xDEADBEEF;
2697 ib->ptr[3] = PACKET2(0);
2698 ib->ptr[4] = PACKET2(0);
2699 ib->ptr[5] = PACKET2(0);
2700 ib->ptr[6] = PACKET2(0);
2701 ib->ptr[7] = PACKET2(0);
2702 ib->ptr[8] = PACKET2(0);
2703 ib->ptr[9] = PACKET2(0);
2704 ib->ptr[10] = PACKET2(0);
2705 ib->ptr[11] = PACKET2(0);
2706 ib->ptr[12] = PACKET2(0);
2707 ib->ptr[13] = PACKET2(0);
2708 ib->ptr[14] = PACKET2(0);
2709 ib->ptr[15] = PACKET2(0);
2710 ib->length_dw = 16;
2711 r = radeon_ib_schedule(rdev, ib);
2712 if (r) {
2713 radeon_scratch_free(rdev, scratch);
2714 radeon_ib_free(rdev, &ib);
2715 DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
2716 return r;
2717 }
2718 r = radeon_fence_wait(ib->fence, false);
2719 if (r) {
2720 DRM_ERROR("radeon: fence wait failed (%d).\n", r);
2721 return r;
2722 }
2723 for (i = 0; i < rdev->usec_timeout; i++) {
2724 tmp = RREG32(scratch);
2725 if (tmp == 0xDEADBEEF)
2726 break;
2727 DRM_UDELAY(1);
2728 }
2729 if (i < rdev->usec_timeout) {
2730 DRM_INFO("ib test succeeded in %u usecs\n", i);
2731 } else {
2732 DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n",
2733 scratch, tmp);
2734 r = -EINVAL;
2735 }
2736 radeon_scratch_free(rdev, scratch);
2737 radeon_ib_free(rdev, &ib);
771fe6b9
JG		 2738 return r;
2739}
2740
d8f60cfc
AD		 2741/*
2742 * Interrupts
2743 *
2744 * Interrupts use a ring buffer on r6xx/r7xx hardware. It works pretty
2745 * the same as the CP ring buffer, but in reverse. Rather than the CPU
2746 * writing to the ring and the GPU consuming, the GPU writes to the ring
2747 * and host consumes. As the host irq handler processes interrupts, it
2748 * increments the rptr. When the rptr catches up with the wptr, all the
2749 * current interrupts have been processed.
2750 */
2751
2752void r600_ih_ring_init(struct radeon_device *rdev, unsigned ring_size)
2753{
2754 u32 rb_bufsz;
2755
2756 /* Align ring size */
2757 rb_bufsz = drm_order(ring_size / 4);
2758 ring_size = (1 << rb_bufsz) * 4;
2759 rdev->ih.ring_size = ring_size;
0c45249f
JG		 2760 rdev->ih.ptr_mask = rdev->ih.ring_size - 1;
2761 rdev->ih.rptr = 0;
d8f60cfc
AD		 2762}
2763
0c45249f 2764static int r600_ih_ring_alloc(struct radeon_device *rdev)
d8f60cfc
AD		 2765{
2766 int r;
2767
d8f60cfc
AD		 2768 /* Allocate ring buffer */
2769 if (rdev->ih.ring_obj == NULL) {
4c788679
JG		 2770 r = radeon_bo_create(rdev, NULL, rdev->ih.ring_size,
2771 true,
2772 RADEON_GEM_DOMAIN_GTT,
2773 &rdev->ih.ring_obj);
d8f60cfc
AD		 2774 if (r) {
2775 DRM_ERROR("radeon: failed to create ih ring buffer (%d).\n", r);
2776 return r;
2777 }
4c788679
JG		 2778 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2779 if (unlikely(r != 0))
2780 return r;
2781 r = radeon_bo_pin(rdev->ih.ring_obj,
2782 RADEON_GEM_DOMAIN_GTT,
2783 &rdev->ih.gpu_addr);
d8f60cfc 2784 if (r) {
4c788679 2785 radeon_bo_unreserve(rdev->ih.ring_obj);
d8f60cfc
AD		 2786 DRM_ERROR("radeon: failed to pin ih ring buffer (%d).\n", r);
2787 return r;
2788 }
4c788679
JG		 2789 r = radeon_bo_kmap(rdev->ih.ring_obj,
2790 (void **)&rdev->ih.ring);
2791 radeon_bo_unreserve(rdev->ih.ring_obj);
d8f60cfc
AD		 2792 if (r) {
2793 DRM_ERROR("radeon: failed to map ih ring buffer (%d).\n", r);
2794 return r;
2795 }
2796 }
d8f60cfc
AD		 2797 return 0;
2798}
2799
2800static void r600_ih_ring_fini(struct radeon_device *rdev)
2801{
4c788679 2802 int r;
d8f60cfc 2803 if (rdev->ih.ring_obj) {
4c788679
JG		 2804 r = radeon_bo_reserve(rdev->ih.ring_obj, false);
2805 if (likely(r == 0)) {
2806 radeon_bo_kunmap(rdev->ih.ring_obj);
2807 radeon_bo_unpin(rdev->ih.ring_obj);
2808 radeon_bo_unreserve(rdev->ih.ring_obj);
2809 }
2810 radeon_bo_unref(&rdev->ih.ring_obj);
d8f60cfc
AD		 2811 rdev->ih.ring = NULL;
2812 rdev->ih.ring_obj = NULL;
2813 }
2814}
2815
45f9a39b 2816void r600_rlc_stop(struct radeon_device *rdev)
d8f60cfc
AD		 2817{
2818
45f9a39b
AD		 2819 if ((rdev->family >= CHIP_RV770) &&
2820 (rdev->family <= CHIP_RV740)) {
d8f60cfc
AD		 2821 /* r7xx asics need to soft reset RLC before halting */
2822 WREG32(SRBM_SOFT_RESET, SOFT_RESET_RLC);
2823 RREG32(SRBM_SOFT_RESET);
2824 udelay(15000);
2825 WREG32(SRBM_SOFT_RESET, 0);
2826 RREG32(SRBM_SOFT_RESET);
2827 }
2828
2829 WREG32(RLC_CNTL, 0);
2830}
2831
2832static void r600_rlc_start(struct radeon_device *rdev)
2833{
2834 WREG32(RLC_CNTL, RLC_ENABLE);
2835}
2836
2837static int r600_rlc_init(struct radeon_device *rdev)
2838{
2839 u32 i;
2840 const __be32 *fw_data;
2841
2842 if (!rdev->rlc_fw)
2843 return -EINVAL;
2844
2845 r600_rlc_stop(rdev);
2846
2847 WREG32(RLC_HB_BASE, 0);
2848 WREG32(RLC_HB_CNTL, 0);
2849 WREG32(RLC_HB_RPTR, 0);
2850 WREG32(RLC_HB_WPTR, 0);
2851 WREG32(RLC_HB_WPTR_LSB_ADDR, 0);
2852 WREG32(RLC_HB_WPTR_MSB_ADDR, 0);
2853 WREG32(RLC_MC_CNTL, 0);
2854 WREG32(RLC_UCODE_CNTL, 0);
2855
2856 fw_data = (const __be32 *)rdev->rlc_fw->data;
45f9a39b
AD		 2857 if (rdev->family >= CHIP_CEDAR) {
2858 for (i = 0; i < EVERGREEN_RLC_UCODE_SIZE; i++) {
2859 WREG32(RLC_UCODE_ADDR, i);
2860 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2861 }
2862 } else if (rdev->family >= CHIP_RV770) {
d8f60cfc
AD		 2863 for (i = 0; i < R700_RLC_UCODE_SIZE; i++) {
2864 WREG32(RLC_UCODE_ADDR, i);
2865 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2866 }
2867 } else {
2868 for (i = 0; i < RLC_UCODE_SIZE; i++) {
2869 WREG32(RLC_UCODE_ADDR, i);
2870 WREG32(RLC_UCODE_DATA, be32_to_cpup(fw_data++));
2871 }
2872 }
2873 WREG32(RLC_UCODE_ADDR, 0);
2874
2875 r600_rlc_start(rdev);
2876
2877 return 0;
2878}
2879
2880static void r600_enable_interrupts(struct radeon_device *rdev)
2881{
2882 u32 ih_cntl = RREG32(IH_CNTL);
2883 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2884
2885 ih_cntl |= ENABLE_INTR;
2886 ih_rb_cntl |= IH_RB_ENABLE;
2887 WREG32(IH_CNTL, ih_cntl);
2888 WREG32(IH_RB_CNTL, ih_rb_cntl);
2889 rdev->ih.enabled = true;
2890}
2891
45f9a39b 2892void r600_disable_interrupts(struct radeon_device *rdev)
d8f60cfc
AD		 2893{
2894 u32 ih_rb_cntl = RREG32(IH_RB_CNTL);
2895 u32 ih_cntl = RREG32(IH_CNTL);
2896
2897 ih_rb_cntl &= ~IH_RB_ENABLE;
2898 ih_cntl &= ~ENABLE_INTR;
2899 WREG32(IH_RB_CNTL, ih_rb_cntl);
2900 WREG32(IH_CNTL, ih_cntl);
2901 /* set rptr, wptr to 0 */
2902 WREG32(IH_RB_RPTR, 0);
2903 WREG32(IH_RB_WPTR, 0);
2904 rdev->ih.enabled = false;
2905 rdev->ih.wptr = 0;
2906 rdev->ih.rptr = 0;
2907}
2908
e0df1ac5
AD		 2909static void r600_disable_interrupt_state(struct radeon_device *rdev)
2910{
2911 u32 tmp;
2912
2913 WREG32(CP_INT_CNTL, 0);
2914 WREG32(GRBM_INT_CNTL, 0);
2915 WREG32(DxMODE_INT_MASK, 0);
2916 if (ASIC_IS_DCE3(rdev)) {
2917 WREG32(DCE3_DACA_AUTODETECT_INT_CONTROL, 0);
2918 WREG32(DCE3_DACB_AUTODETECT_INT_CONTROL, 0);
2919 tmp = RREG32(DC_HPD1_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2920 WREG32(DC_HPD1_INT_CONTROL, tmp);
2921 tmp = RREG32(DC_HPD2_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2922 WREG32(DC_HPD2_INT_CONTROL, tmp);
2923 tmp = RREG32(DC_HPD3_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2924 WREG32(DC_HPD3_INT_CONTROL, tmp);
2925 tmp = RREG32(DC_HPD4_INT_CONTROL) & DC_HPDx_INT_POLARITY;
2926 WREG32(DC_HPD4_INT_CONTROL, tmp);
2927 if (ASIC_IS_DCE32(rdev)) {
2928 tmp = RREG32(DC_HPD5_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5898b1f3 2929 WREG32(DC_HPD5_INT_CONTROL, tmp);
e0df1ac5 2930 tmp = RREG32(DC_HPD6_INT_CONTROL) & DC_HPDx_INT_POLARITY;
5898b1f3 2931 WREG32(DC_HPD6_INT_CONTROL, tmp);
e0df1ac5
AD		 2932 }
2933 } else {
2934 WREG32(DACA_AUTODETECT_INT_CONTROL, 0);
2935 WREG32(DACB_AUTODETECT_INT_CONTROL, 0);
2936 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
5898b1f3 2937 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
e0df1ac5 2938 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
5898b1f3 2939 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
e0df1ac5 2940 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & DC_HOT_PLUG_DETECTx_INT_POLARITY;
5898b1f3 2941 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
e0df1ac5
AD		 2942 }
2943}
2944
d8f60cfc
AD		 2945int r600_irq_init(struct radeon_device *rdev)
2946{
2947 int ret = 0;
2948 int rb_bufsz;
2949 u32 interrupt_cntl, ih_cntl, ih_rb_cntl;
2950
2951 /* allocate ring */
0c45249f 2952 ret = r600_ih_ring_alloc(rdev);
d8f60cfc
AD		 2953 if (ret)
2954 return ret;
2955
2956 /* disable irqs */
2957 r600_disable_interrupts(rdev);
2958
2959 /* init rlc */
2960 ret = r600_rlc_init(rdev);
2961 if (ret) {
2962 r600_ih_ring_fini(rdev);
2963 return ret;
2964 }
2965
2966 /* setup interrupt control */
2967 /* set dummy read address to ring address */
2968 WREG32(INTERRUPT_CNTL2, rdev->ih.gpu_addr >> 8);
2969 interrupt_cntl = RREG32(INTERRUPT_CNTL);
2970 /* IH_DUMMY_RD_OVERRIDE=0 - dummy read disabled with msi, enabled without msi
2971 * IH_DUMMY_RD_OVERRIDE=1 - dummy read controlled by IH_DUMMY_RD_EN
2972 */
2973 interrupt_cntl &= ~IH_DUMMY_RD_OVERRIDE;
2974 /* IH_REQ_NONSNOOP_EN=1 if ring is in non-cacheable memory, e.g., vram */
2975 interrupt_cntl &= ~IH_REQ_NONSNOOP_EN;
2976 WREG32(INTERRUPT_CNTL, interrupt_cntl);
2977
2978 WREG32(IH_RB_BASE, rdev->ih.gpu_addr >> 8);
2979 rb_bufsz = drm_order(rdev->ih.ring_size / 4);
2980
2981 ih_rb_cntl = (IH_WPTR_OVERFLOW_ENABLE |
2982 IH_WPTR_OVERFLOW_CLEAR |
2983 (rb_bufsz << 1));
2984 /* WPTR writeback, not yet */
2985 /*ih_rb_cntl |= IH_WPTR_WRITEBACK_ENABLE;*/
2986 WREG32(IH_RB_WPTR_ADDR_LO, 0);
2987 WREG32(IH_RB_WPTR_ADDR_HI, 0);
2988
2989 WREG32(IH_RB_CNTL, ih_rb_cntl);
2990
2991 /* set rptr, wptr to 0 */
2992 WREG32(IH_RB_RPTR, 0);
2993 WREG32(IH_RB_WPTR, 0);
2994
2995 /* Default settings for IH_CNTL (disabled at first) */
2996 ih_cntl = MC_WRREQ_CREDIT(0x10) | MC_WR_CLEAN_CNT(0x10);
2997 /* RPTR_REARM only works if msi's are enabled */
2998 if (rdev->msi_enabled)
2999 ih_cntl |= RPTR_REARM;
3000
3001#ifdef __BIG_ENDIAN
3002 ih_cntl |= IH_MC_SWAP(IH_MC_SWAP_32BIT);
3003#endif
3004 WREG32(IH_CNTL, ih_cntl);
3005
3006 /* force the active interrupt state to all disabled */
45f9a39b
AD		 3007 if (rdev->family >= CHIP_CEDAR)
3008 evergreen_disable_interrupt_state(rdev);
3009 else
3010 r600_disable_interrupt_state(rdev);
d8f60cfc
AD		 3011
3012 /* enable irqs */
3013 r600_enable_interrupts(rdev);
3014
3015 return ret;
3016}
3017
0c45249f 3018void r600_irq_suspend(struct radeon_device *rdev)
d8f60cfc 3019{
45f9a39b 3020 r600_irq_disable(rdev);
d8f60cfc 3021 r600_rlc_stop(rdev);
0c45249f
JG		 3022}
3023
3024void r600_irq_fini(struct radeon_device *rdev)
3025{
3026 r600_irq_suspend(rdev);
d8f60cfc
AD		 3027 r600_ih_ring_fini(rdev);
3028}
3029
3030int r600_irq_set(struct radeon_device *rdev)
3031{
e0df1ac5
AD		 3032 u32 cp_int_cntl = CNTX_BUSY_INT_ENABLE | CNTX_EMPTY_INT_ENABLE;
3033 u32 mode_int = 0;
3034 u32 hpd1, hpd2, hpd3, hpd4 = 0, hpd5 = 0, hpd6 = 0;
2031f77c 3035 u32 grbm_int_cntl = 0;
f2594933 3036 u32 hdmi1, hdmi2;
d8f60cfc 3037
003e69f9
JG		 3038 if (!rdev->irq.installed) {
3039 WARN(1, "Can't enable IRQ/MSI because no handler is installed.\n");
3040 return -EINVAL;
3041 }
d8f60cfc 3042 /* don't enable anything if the ih is disabled */
79c2bbc5
JG		 3043 if (!rdev->ih.enabled) {
3044 r600_disable_interrupts(rdev);
3045 /* force the active interrupt state to all disabled */
3046 r600_disable_interrupt_state(rdev);
d8f60cfc 3047 return 0;
79c2bbc5 3048 }
d8f60cfc 3049
f2594933 3050 hdmi1 = RREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
e0df1ac5 3051 if (ASIC_IS_DCE3(rdev)) {
f2594933 3052 hdmi2 = RREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
e0df1ac5
AD		 3053 hpd1 = RREG32(DC_HPD1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3054 hpd2 = RREG32(DC_HPD2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3055 hpd3 = RREG32(DC_HPD3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3056 hpd4 = RREG32(DC_HPD4_INT_CONTROL) & ~DC_HPDx_INT_EN;
3057 if (ASIC_IS_DCE32(rdev)) {
3058 hpd5 = RREG32(DC_HPD5_INT_CONTROL) & ~DC_HPDx_INT_EN;
3059 hpd6 = RREG32(DC_HPD6_INT_CONTROL) & ~DC_HPDx_INT_EN;
3060 }
3061 } else {
f2594933 3062 hdmi2 = RREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL) & ~R600_HDMI_INT_EN;
e0df1ac5
AD		 3063 hpd1 = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL) & ~DC_HPDx_INT_EN;
3064 hpd2 = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL) & ~DC_HPDx_INT_EN;
3065 hpd3 = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL) & ~DC_HPDx_INT_EN;
3066 }
3067
d8f60cfc
AD		 3068 if (rdev->irq.sw_int) {
3069 DRM_DEBUG("r600_irq_set: sw int\n");
3070 cp_int_cntl |= RB_INT_ENABLE;
3071 }
3072 if (rdev->irq.crtc_vblank_int[0]) {
3073 DRM_DEBUG("r600_irq_set: vblank 0\n");
3074 mode_int |= D1MODE_VBLANK_INT_MASK;
3075 }
3076 if (rdev->irq.crtc_vblank_int[1]) {
3077 DRM_DEBUG("r600_irq_set: vblank 1\n");
3078 mode_int |= D2MODE_VBLANK_INT_MASK;
3079 }
e0df1ac5
AD		 3080 if (rdev->irq.hpd[0]) {
3081 DRM_DEBUG("r600_irq_set: hpd 1\n");
3082 hpd1 |= DC_HPDx_INT_EN;
3083 }
3084 if (rdev->irq.hpd[1]) {
3085 DRM_DEBUG("r600_irq_set: hpd 2\n");
3086 hpd2 |= DC_HPDx_INT_EN;
3087 }
3088 if (rdev->irq.hpd[2]) {
3089 DRM_DEBUG("r600_irq_set: hpd 3\n");
3090 hpd3 |= DC_HPDx_INT_EN;
3091 }
3092 if (rdev->irq.hpd[3]) {
3093 DRM_DEBUG("r600_irq_set: hpd 4\n");
3094 hpd4 |= DC_HPDx_INT_EN;
3095 }
3096 if (rdev->irq.hpd[4]) {
3097 DRM_DEBUG("r600_irq_set: hpd 5\n");
3098 hpd5 |= DC_HPDx_INT_EN;
3099 }
3100 if (rdev->irq.hpd[5]) {
3101 DRM_DEBUG("r600_irq_set: hpd 6\n");
3102 hpd6 |= DC_HPDx_INT_EN;
3103 }
f2594933
CK		 3104 if (rdev->irq.hdmi[0]) {
3105 DRM_DEBUG("r600_irq_set: hdmi 1\n");
3106 hdmi1 |= R600_HDMI_INT_EN;
3107 }
3108 if (rdev->irq.hdmi[1]) {
3109 DRM_DEBUG("r600_irq_set: hdmi 2\n");
3110 hdmi2 |= R600_HDMI_INT_EN;
3111 }
2031f77c
AD		 3112 if (rdev->irq.gui_idle) {
3113 DRM_DEBUG("gui idle\n");
3114 grbm_int_cntl |= GUI_IDLE_INT_ENABLE;
3115 }
d8f60cfc
AD		 3116
3117 WREG32(CP_INT_CNTL, cp_int_cntl);
3118 WREG32(DxMODE_INT_MASK, mode_int);
2031f77c 3119 WREG32(GRBM_INT_CNTL, grbm_int_cntl);
f2594933 3120 WREG32(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, hdmi1);
e0df1ac5 3121 if (ASIC_IS_DCE3(rdev)) {
f2594933 3122 WREG32(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, hdmi2);
e0df1ac5
AD		 3123 WREG32(DC_HPD1_INT_CONTROL, hpd1);
3124 WREG32(DC_HPD2_INT_CONTROL, hpd2);
3125 WREG32(DC_HPD3_INT_CONTROL, hpd3);
3126 WREG32(DC_HPD4_INT_CONTROL, hpd4);
3127 if (ASIC_IS_DCE32(rdev)) {
3128 WREG32(DC_HPD5_INT_CONTROL, hpd5);
3129 WREG32(DC_HPD6_INT_CONTROL, hpd6);
3130 }
3131 } else {
f2594933 3132 WREG32(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, hdmi2);
e0df1ac5
AD		 3133 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, hpd1);
3134 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, hpd2);
3135 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, hpd3);
3136 }
d8f60cfc
AD		 3137
3138 return 0;
3139}
3140
e0df1ac5
AD		 3141static inline void r600_irq_ack(struct radeon_device *rdev,
3142 u32 *disp_int,
3143 u32 *disp_int_cont,
3144 u32 *disp_int_cont2)
d8f60cfc 3145{
e0df1ac5
AD		 3146 u32 tmp;
3147
3148 if (ASIC_IS_DCE3(rdev)) {
3149 *disp_int = RREG32(DCE3_DISP_INTERRUPT_STATUS);
3150 *disp_int_cont = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE);
3151 *disp_int_cont2 = RREG32(DCE3_DISP_INTERRUPT_STATUS_CONTINUE2);
3152 } else {
3153 *disp_int = RREG32(DISP_INTERRUPT_STATUS);
3154 *disp_int_cont = RREG32(DISP_INTERRUPT_STATUS_CONTINUE);
3155 *disp_int_cont2 = 0;
3156 }
d8f60cfc 3157
e0df1ac5 3158 if (*disp_int & LB_D1_VBLANK_INTERRUPT)
d8f60cfc 3159 WREG32(D1MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
e0df1ac5 3160 if (*disp_int & LB_D1_VLINE_INTERRUPT)
d8f60cfc 3161 WREG32(D1MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
e0df1ac5 3162 if (*disp_int & LB_D2_VBLANK_INTERRUPT)
d8f60cfc 3163 WREG32(D2MODE_VBLANK_STATUS, DxMODE_VBLANK_ACK);
e0df1ac5 3164 if (*disp_int & LB_D2_VLINE_INTERRUPT)
d8f60cfc 3165 WREG32(D2MODE_VLINE_STATUS, DxMODE_VLINE_ACK);
e0df1ac5
AD		 3166 if (*disp_int & DC_HPD1_INTERRUPT) {
3167 if (ASIC_IS_DCE3(rdev)) {
3168 tmp = RREG32(DC_HPD1_INT_CONTROL);
3169 tmp |= DC_HPDx_INT_ACK;
3170 WREG32(DC_HPD1_INT_CONTROL, tmp);
3171 } else {
3172 tmp = RREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL);
3173 tmp |= DC_HPDx_INT_ACK;
3174 WREG32(DC_HOT_PLUG_DETECT1_INT_CONTROL, tmp);
3175 }
3176 }
3177 if (*disp_int & DC_HPD2_INTERRUPT) {
3178 if (ASIC_IS_DCE3(rdev)) {
3179 tmp = RREG32(DC_HPD2_INT_CONTROL);
3180 tmp |= DC_HPDx_INT_ACK;
3181 WREG32(DC_HPD2_INT_CONTROL, tmp);
3182 } else {
3183 tmp = RREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL);
3184 tmp |= DC_HPDx_INT_ACK;
3185 WREG32(DC_HOT_PLUG_DETECT2_INT_CONTROL, tmp);
3186 }
3187 }
3188 if (*disp_int_cont & DC_HPD3_INTERRUPT) {
3189 if (ASIC_IS_DCE3(rdev)) {
3190 tmp = RREG32(DC_HPD3_INT_CONTROL);
3191 tmp |= DC_HPDx_INT_ACK;
3192 WREG32(DC_HPD3_INT_CONTROL, tmp);
3193 } else {
3194 tmp = RREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL);
3195 tmp |= DC_HPDx_INT_ACK;
3196 WREG32(DC_HOT_PLUG_DETECT3_INT_CONTROL, tmp);
3197 }
3198 }
3199 if (*disp_int_cont & DC_HPD4_INTERRUPT) {
3200 tmp = RREG32(DC_HPD4_INT_CONTROL);
3201 tmp |= DC_HPDx_INT_ACK;
3202 WREG32(DC_HPD4_INT_CONTROL, tmp);
3203 }
3204 if (ASIC_IS_DCE32(rdev)) {
3205 if (*disp_int_cont2 & DC_HPD5_INTERRUPT) {
3206 tmp = RREG32(DC_HPD5_INT_CONTROL);
3207 tmp |= DC_HPDx_INT_ACK;
3208 WREG32(DC_HPD5_INT_CONTROL, tmp);
3209 }
3210 if (*disp_int_cont2 & DC_HPD6_INTERRUPT) {
3211 tmp = RREG32(DC_HPD5_INT_CONTROL);
3212 tmp |= DC_HPDx_INT_ACK;
3213 WREG32(DC_HPD6_INT_CONTROL, tmp);
3214 }
3215 }
f2594933
CK		 3216 if (RREG32(R600_HDMI_BLOCK1 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3217 WREG32_P(R600_HDMI_BLOCK1 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3218 }
3219 if (ASIC_IS_DCE3(rdev)) {
3220 if (RREG32(R600_HDMI_BLOCK3 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3221 WREG32_P(R600_HDMI_BLOCK3 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3222 }
3223 } else {
3224 if (RREG32(R600_HDMI_BLOCK2 + R600_HDMI_STATUS) & R600_HDMI_INT_PENDING) {
3225 WREG32_P(R600_HDMI_BLOCK2 + R600_HDMI_CNTL, R600_HDMI_INT_ACK, ~R600_HDMI_INT_ACK);
3226 }
3227 }
d8f60cfc
AD		 3228}
3229
3230void r600_irq_disable(struct radeon_device *rdev)
3231{
e0df1ac5 3232 u32 disp_int, disp_int_cont, disp_int_cont2;
d8f60cfc
AD		 3233
3234 r600_disable_interrupts(rdev);
3235 /* Wait and acknowledge irq */
3236 mdelay(1);
e0df1ac5
AD		 3237 r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
3238 r600_disable_interrupt_state(rdev);
d8f60cfc
AD		 3239}
3240
3241static inline u32 r600_get_ih_wptr(struct radeon_device *rdev)
3242{
3243 u32 wptr, tmp;
3ce0a23d 3244
d8f60cfc
AD		 3245 /* XXX use writeback */
3246 wptr = RREG32(IH_RB_WPTR);
3ce0a23d 3247
d8f60cfc 3248 if (wptr & RB_OVERFLOW) {
7924e5eb
JG		 3249 /* When a ring buffer overflow happen start parsing interrupt
3250 * from the last not overwritten vector (wptr + 16). Hopefully
3251 * this should allow us to catchup.
3252 */
3253 dev_warn(rdev->dev, "IH ring buffer overflow (0x%08X, %d, %d)\n",
3254 wptr, rdev->ih.rptr, (wptr + 16) + rdev->ih.ptr_mask);
3255 rdev->ih.rptr = (wptr + 16) & rdev->ih.ptr_mask;
d8f60cfc
AD		 3256 tmp = RREG32(IH_RB_CNTL);
3257 tmp |= IH_WPTR_OVERFLOW_CLEAR;
3258 WREG32(IH_RB_CNTL, tmp);
3259 }
0c45249f 3260 return (wptr & rdev->ih.ptr_mask);
d8f60cfc 3261}
3ce0a23d 3262
d8f60cfc
AD		 3263/* r600 IV Ring
3264 * Each IV ring entry is 128 bits:
3265 * [7:0] - interrupt source id
3266 * [31:8] - reserved
3267 * [59:32] - interrupt source data
3268 * [127:60] - reserved
3269 *
3270 * The basic interrupt vector entries
3271 * are decoded as follows:
3272 * src_id src_data description
3273 * 1 0 D1 Vblank
3274 * 1 1 D1 Vline
3275 * 5 0 D2 Vblank
3276 * 5 1 D2 Vline
3277 * 19 0 FP Hot plug detection A
3278 * 19 1 FP Hot plug detection B
3279 * 19 2 DAC A auto-detection
3280 * 19 3 DAC B auto-detection
f2594933
CK		 3281 * 21 4 HDMI block A
3282 * 21 5 HDMI block B
d8f60cfc
AD		 3283 * 176 - CP_INT RB
3284 * 177 - CP_INT IB1
3285 * 178 - CP_INT IB2
3286 * 181 - EOP Interrupt
3287 * 233 - GUI Idle
3288 *
3289 * Note, these are based on r600 and may need to be
3290 * adjusted or added to on newer asics
3291 */
3292
3293int r600_irq_process(struct radeon_device *rdev)
3294{
3295 u32 wptr = r600_get_ih_wptr(rdev);
3296 u32 rptr = rdev->ih.rptr;
3297 u32 src_id, src_data;
e0df1ac5 3298 u32 ring_index, disp_int, disp_int_cont, disp_int_cont2;
d8f60cfc 3299 unsigned long flags;
d4877cf2 3300 bool queue_hotplug = false;
d8f60cfc
AD		 3301
3302 DRM_DEBUG("r600_irq_process start: rptr %d, wptr %d\n", rptr, wptr);
79c2bbc5
JG		 3303 if (!rdev->ih.enabled)
3304 return IRQ_NONE;
d8f60cfc
AD		 3305
3306 spin_lock_irqsave(&rdev->ih.lock, flags);
3307
3308 if (rptr == wptr) {
3309 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3310 return IRQ_NONE;
3311 }
3312 if (rdev->shutdown) {
3313 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3314 return IRQ_NONE;
3315 }
3316
3317restart_ih:
3318 /* display interrupts */
e0df1ac5 3319 r600_irq_ack(rdev, &disp_int, &disp_int_cont, &disp_int_cont2);
d8f60cfc
AD		 3320
3321 rdev->ih.wptr = wptr;
3322 while (rptr != wptr) {
3323 /* wptr/rptr are in bytes! */
3324 ring_index = rptr / 4;
3325 src_id = rdev->ih.ring[ring_index] & 0xff;
3326 src_data = rdev->ih.ring[ring_index + 1] & 0xfffffff;
3327
3328 switch (src_id) {
3329 case 1: /* D1 vblank/vline */
3330 switch (src_data) {
3331 case 0: /* D1 vblank */
3332 if (disp_int & LB_D1_VBLANK_INTERRUPT) {
3333 drm_handle_vblank(rdev->ddev, 0);
839461d3 3334 rdev->pm.vblank_sync = true;
73a6d3fc 3335 wake_up(&rdev->irq.vblank_queue);
d8f60cfc
AD		 3336 disp_int &= ~LB_D1_VBLANK_INTERRUPT;
3337 DRM_DEBUG("IH: D1 vblank\n");
3338 }
3339 break;
3340 case 1: /* D1 vline */
3341 if (disp_int & LB_D1_VLINE_INTERRUPT) {
3342 disp_int &= ~LB_D1_VLINE_INTERRUPT;
3343 DRM_DEBUG("IH: D1 vline\n");
3344 }
3345 break;
3346 default:
b042589c 3347 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
d8f60cfc
AD		 3348 break;
3349 }
3350 break;
3351 case 5: /* D2 vblank/vline */
3352 switch (src_data) {
3353 case 0: /* D2 vblank */
3354 if (disp_int & LB_D2_VBLANK_INTERRUPT) {
3355 drm_handle_vblank(rdev->ddev, 1);
839461d3 3356 rdev->pm.vblank_sync = true;
73a6d3fc 3357 wake_up(&rdev->irq.vblank_queue);
d8f60cfc
AD		 3358 disp_int &= ~LB_D2_VBLANK_INTERRUPT;
3359 DRM_DEBUG("IH: D2 vblank\n");
3360 }
3361 break;
3362 case 1: /* D1 vline */
3363 if (disp_int & LB_D2_VLINE_INTERRUPT) {
3364 disp_int &= ~LB_D2_VLINE_INTERRUPT;
3365 DRM_DEBUG("IH: D2 vline\n");
3366 }
3367 break;
3368 default:
b042589c 3369 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
d8f60cfc
AD		 3370 break;
3371 }
3372 break;
e0df1ac5
AD		 3373 case 19: /* HPD/DAC hotplug */
3374 switch (src_data) {
3375 case 0:
3376 if (disp_int & DC_HPD1_INTERRUPT) {
3377 disp_int &= ~DC_HPD1_INTERRUPT;
d4877cf2
AD		 3378 queue_hotplug = true;
3379 DRM_DEBUG("IH: HPD1\n");
e0df1ac5
AD		 3380 }
3381 break;
3382 case 1:
3383 if (disp_int & DC_HPD2_INTERRUPT) {
3384 disp_int &= ~DC_HPD2_INTERRUPT;
d4877cf2
AD		 3385 queue_hotplug = true;
3386 DRM_DEBUG("IH: HPD2\n");
e0df1ac5
AD		 3387 }
3388 break;
3389 case 4:
3390 if (disp_int_cont & DC_HPD3_INTERRUPT) {
3391 disp_int_cont &= ~DC_HPD3_INTERRUPT;
d4877cf2
AD		 3392 queue_hotplug = true;
3393 DRM_DEBUG("IH: HPD3\n");
e0df1ac5
AD		 3394 }
3395 break;
3396 case 5:
3397 if (disp_int_cont & DC_HPD4_INTERRUPT) {
3398 disp_int_cont &= ~DC_HPD4_INTERRUPT;
d4877cf2
AD		 3399 queue_hotplug = true;
3400 DRM_DEBUG("IH: HPD4\n");
e0df1ac5
AD		 3401 }
3402 break;
3403 case 10:
3404 if (disp_int_cont2 & DC_HPD5_INTERRUPT) {
5898b1f3 3405 disp_int_cont2 &= ~DC_HPD5_INTERRUPT;
d4877cf2
AD		 3406 queue_hotplug = true;
3407 DRM_DEBUG("IH: HPD5\n");
e0df1ac5
AD		 3408 }
3409 break;
3410 case 12:
3411 if (disp_int_cont2 & DC_HPD6_INTERRUPT) {
5898b1f3 3412 disp_int_cont2 &= ~DC_HPD6_INTERRUPT;
d4877cf2
AD		 3413 queue_hotplug = true;
3414 DRM_DEBUG("IH: HPD6\n");
e0df1ac5
AD		 3415 }
3416 break;
3417 default:
b042589c 3418 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
e0df1ac5
AD		 3419 break;
3420 }
3421 break;
f2594933
CK		 3422 case 21: /* HDMI */
3423 DRM_DEBUG("IH: HDMI: 0x%x\n", src_data);
3424 r600_audio_schedule_polling(rdev);
3425 break;
d8f60cfc
AD		 3426 case 176: /* CP_INT in ring buffer */
3427 case 177: /* CP_INT in IB1 */
3428 case 178: /* CP_INT in IB2 */
3429 DRM_DEBUG("IH: CP int: 0x%08x\n", src_data);
3430 radeon_fence_process(rdev);
3431 break;
3432 case 181: /* CP EOP event */
3433 DRM_DEBUG("IH: CP EOP\n");
3434 break;
2031f77c
AD		 3435 case 233: /* GUI IDLE */
3436 DRM_DEBUG("IH: CP EOP\n");
3437 rdev->pm.gui_idle = true;
3438 wake_up(&rdev->irq.idle_queue);
3439 break;
d8f60cfc 3440 default:
b042589c 3441 DRM_DEBUG("Unhandled interrupt: %d %d\n", src_id, src_data);
d8f60cfc
AD		 3442 break;
3443 }
3444
3445 /* wptr/rptr are in bytes! */
0c45249f
JG		 3446 rptr += 16;
3447 rptr &= rdev->ih.ptr_mask;
d8f60cfc
AD		 3448 }
3449 /* make sure wptr hasn't changed while processing */
3450 wptr = r600_get_ih_wptr(rdev);
3451 if (wptr != rdev->ih.wptr)
3452 goto restart_ih;
d4877cf2
AD		 3453 if (queue_hotplug)
3454 queue_work(rdev->wq, &rdev->hotplug_work);
d8f60cfc
AD		 3455 rdev->ih.rptr = rptr;
3456 WREG32(IH_RB_RPTR, rdev->ih.rptr);
3457 spin_unlock_irqrestore(&rdev->ih.lock, flags);
3458 return IRQ_HANDLED;
3459}
3ce0a23d
JG		 3460
3461/*
3462 * Debugfs info
3463 */
3464#if defined(CONFIG_DEBUG_FS)
3465
3466static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data)
771fe6b9 3467{
3ce0a23d
JG		 3468 struct drm_info_node *node = (struct drm_info_node *) m->private;
3469 struct drm_device *dev = node->minor->dev;
3470 struct radeon_device *rdev = dev->dev_private;
3ce0a23d
JG		 3471 unsigned count, i, j;
3472
3473 radeon_ring_free_size(rdev);
d6840766 3474 count = (rdev->cp.ring_size / 4) - rdev->cp.ring_free_dw;
3ce0a23d 3475 seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT));
d6840766
RM		 3476 seq_printf(m, "CP_RB_WPTR 0x%08x\n", RREG32(CP_RB_WPTR));
3477 seq_printf(m, "CP_RB_RPTR 0x%08x\n", RREG32(CP_RB_RPTR));
3478 seq_printf(m, "driver's copy of the CP_RB_WPTR 0x%08x\n", rdev->cp.wptr);
3479 seq_printf(m, "driver's copy of the CP_RB_RPTR 0x%08x\n", rdev->cp.rptr);
3ce0a23d
JG		 3480 seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw);
3481 seq_printf(m, "%u dwords in ring\n", count);
d6840766 3482 i = rdev->cp.rptr;
3ce0a23d 3483 for (j = 0; j <= count; j++) {
3ce0a23d 3484 seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]);
d6840766 3485 i = (i + 1) & rdev->cp.ptr_mask;
3ce0a23d
JG		 3486 }
3487 return 0;
3488}
3489
3490static int r600_debugfs_mc_info(struct seq_file *m, void *data)
3491{
3492 struct drm_info_node *node = (struct drm_info_node *) m->private;
3493 struct drm_device *dev = node->minor->dev;
3494 struct radeon_device *rdev = dev->dev_private;
3495
3496 DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
3497 DREG32_SYS(m, rdev, VM_L2_STATUS);
3498 return 0;
3499}
3500
3501static struct drm_info_list r600_mc_info_list[] = {
3502 {"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
3503 {"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL},
3504};
3505#endif
3506
3507int r600_debugfs_mc_info_init(struct radeon_device *rdev)
3508{
3509#if defined(CONFIG_DEBUG_FS)
3510 return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
3511#else
3512 return 0;
3513#endif
771fe6b9 3514}
062b389c
JG		 3515
3516/**
3517 * r600_ioctl_wait_idle - flush host path cache on wait idle ioctl
3518 * rdev: radeon device structure
3519 * bo: buffer object struct which userspace is waiting for idle
3520 *
3521 * Some R6XX/R7XX doesn't seems to take into account HDP flush performed
3522 * through ring buffer, this leads to corruption in rendering, see
3523 * http://bugzilla.kernel.org/show_bug.cgi?id=15186 to avoid this we
3524 * directly perform HDP flush by writing register through MMIO.
3525 */
3526void r600_ioctl_wait_idle(struct radeon_device *rdev, struct radeon_bo *bo)
3527{
812d0469
AD		 3528 /* r7xx hw bug. write to HDP_DEBUG1 followed by fb read
3529 * rather than write to HDP_REG_COHERENCY_FLUSH_CNTL
3530 */
3531 if ((rdev->family >= CHIP_RV770) && (rdev->family <= CHIP_RV740)) {
87cbf8f2 3532 void __iomem *ptr = (void *)rdev->vram_scratch.ptr;
812d0469
AD		 3533 u32 tmp;
3534
3535 WREG32(HDP_DEBUG1, 0);
3536 tmp = readl((void __iomem *)ptr);
3537 } else
3538 WREG32(R_005480_HDP_MEM_COHERENCY_FLUSH_CNTL, 0x1);
062b389c 3539}
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