ACPI: Lindent processor throttling code
[linux-2.6] / drivers / acpi / processor_throttling.c
1 /*
2  * processor_throttling.c - Throttling submodule of the ACPI processor driver
3  *
4  *  Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
5  *  Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
6  *  Copyright (C) 2004       Dominik Brodowski <linux@brodo.de>
7  *  Copyright (C) 2004  Anil S Keshavamurthy <anil.s.keshavamurthy@intel.com>
8  *                      - Added processor hotplug support
9  *
10  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
11  *
12  *  This program is free software; you can redistribute it and/or modify
13  *  it under the terms of the GNU General Public License as published by
14  *  the Free Software Foundation; either version 2 of the License, or (at
15  *  your option) any later version.
16  *
17  *  This program is distributed in the hope that it will be useful, but
18  *  WITHOUT ANY WARRANTY; without even the implied warranty of
19  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
20  *  General Public License for more details.
21  *
22  *  You should have received a copy of the GNU General Public License along
23  *  with this program; if not, write to the Free Software Foundation, Inc.,
24  *  59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
25  *
26  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
27  */
28
29 #include <linux/kernel.h>
30 #include <linux/module.h>
31 #include <linux/init.h>
32 #include <linux/cpufreq.h>
33 #include <linux/proc_fs.h>
34 #include <linux/seq_file.h>
35
36 #include <asm/io.h>
37 #include <asm/uaccess.h>
38
39 #include <acpi/acpi_bus.h>
40 #include <acpi/processor.h>
41
42 #define ACPI_PROCESSOR_COMPONENT        0x01000000
43 #define ACPI_PROCESSOR_CLASS            "processor"
44 #define _COMPONENT              ACPI_PROCESSOR_COMPONENT
45 ACPI_MODULE_NAME("processor_throttling");
46
47 static int acpi_processor_get_throttling(struct acpi_processor *pr);
48 int acpi_processor_set_throttling(struct acpi_processor *pr, int state);
49
50 static int acpi_processor_get_platform_limit(struct acpi_processor *pr)
51 {
52         acpi_status status = 0;
53         unsigned long tpc = 0;
54
55         if (!pr)
56                 return -EINVAL;
57         status = acpi_evaluate_integer(pr->handle, "_TPC", NULL, &tpc);
58         if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) {
59                 ACPI_EXCEPTION((AE_INFO, status, "Evaluating _TPC"));
60                 return -ENODEV;
61         }
62         pr->throttling_platform_limit = (int)tpc;
63         return 0;
64 }
65
66 int acpi_processor_tstate_has_changed(struct acpi_processor *pr)
67 {
68         return acpi_processor_get_platform_limit(pr);
69 }
70
71 /* --------------------------------------------------------------------------
72                              _PTC, _TSS, _TSD support 
73    -------------------------------------------------------------------------- */
74 static int acpi_processor_get_throttling_control(struct acpi_processor *pr)
75 {
76         int result = 0;
77         acpi_status status = 0;
78         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
79         union acpi_object *ptc = NULL;
80         union acpi_object obj = { 0 };
81
82         status = acpi_evaluate_object(pr->handle, "_PTC", NULL, &buffer);
83         if (ACPI_FAILURE(status)) {
84                 ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PTC"));
85                 return -ENODEV;
86         }
87
88         ptc = (union acpi_object *)buffer.pointer;
89         if (!ptc || (ptc->type != ACPI_TYPE_PACKAGE)
90             || (ptc->package.count != 2)) {
91                 printk(KERN_ERR PREFIX "Invalid _PTC data\n");
92                 result = -EFAULT;
93                 goto end;
94         }
95
96         /*
97          * control_register
98          */
99
100         obj = ptc->package.elements[0];
101
102         if ((obj.type != ACPI_TYPE_BUFFER)
103             || (obj.buffer.length < sizeof(struct acpi_ptc_register))
104             || (obj.buffer.pointer == NULL)) {
105                 printk(KERN_ERR PREFIX
106                        "Invalid _PTC data (control_register)\n");
107                 result = -EFAULT;
108                 goto end;
109         }
110         memcpy(&pr->throttling.control_register, obj.buffer.pointer,
111                sizeof(struct acpi_ptc_register));
112
113         /*
114          * status_register
115          */
116
117         obj = ptc->package.elements[1];
118
119         if ((obj.type != ACPI_TYPE_BUFFER)
120             || (obj.buffer.length < sizeof(struct acpi_ptc_register))
121             || (obj.buffer.pointer == NULL)) {
122                 printk(KERN_ERR PREFIX "Invalid _PTC data (status_register)\n");
123                 result = -EFAULT;
124                 goto end;
125         }
126
127         memcpy(&pr->throttling.status_register, obj.buffer.pointer,
128                sizeof(struct acpi_ptc_register));
129
130       end:
131         kfree(buffer.pointer);
132
133         return result;
134 }
135 static int acpi_processor_get_throttling_states(struct acpi_processor *pr)
136 {
137         int result = 0;
138         acpi_status status = AE_OK;
139         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
140         struct acpi_buffer format = { sizeof("NNNNN"), "NNNNN" };
141         struct acpi_buffer state = { 0, NULL };
142         union acpi_object *tss = NULL;
143         int i;
144
145         status = acpi_evaluate_object(pr->handle, "_TSS", NULL, &buffer);
146         if (ACPI_FAILURE(status)) {
147                 ACPI_EXCEPTION((AE_INFO, status, "Evaluating _TSS"));
148                 return -ENODEV;
149         }
150
151         tss = buffer.pointer;
152         if (!tss || (tss->type != ACPI_TYPE_PACKAGE)) {
153                 printk(KERN_ERR PREFIX "Invalid _TSS data\n");
154                 result = -EFAULT;
155                 goto end;
156         }
157
158         ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d throttling states\n",
159                           tss->package.count));
160
161         pr->throttling.state_count = tss->package.count;
162         pr->throttling.states_tss =
163             kmalloc(sizeof(struct acpi_processor_tx_tss) * tss->package.count,
164                     GFP_KERNEL);
165         if (!pr->throttling.states_tss) {
166                 result = -ENOMEM;
167                 goto end;
168         }
169
170         for (i = 0; i < pr->throttling.state_count; i++) {
171
172                 struct acpi_processor_tx_tss *tx =
173                     (struct acpi_processor_tx_tss *)&(pr->throttling.
174                                                       states_tss[i]);
175
176                 state.length = sizeof(struct acpi_processor_tx_tss);
177                 state.pointer = tx;
178
179                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Extracting state %d\n", i));
180
181                 status = acpi_extract_package(&(tss->package.elements[i]),
182                                               &format, &state);
183                 if (ACPI_FAILURE(status)) {
184                         ACPI_EXCEPTION((AE_INFO, status, "Invalid _TSS data"));
185                         result = -EFAULT;
186                         kfree(pr->throttling.states_tss);
187                         goto end;
188                 }
189
190                 if (!tx->freqpercentage) {
191                         printk(KERN_ERR PREFIX
192                                "Invalid _TSS data: freq is zero\n");
193                         result = -EFAULT;
194                         kfree(pr->throttling.states_tss);
195                         goto end;
196                 }
197         }
198
199       end:
200         kfree(buffer.pointer);
201
202         return result;
203 }
204 static int acpi_processor_get_tsd(struct acpi_processor *pr)
205 {
206         int result = 0;
207         acpi_status status = AE_OK;
208         struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
209         struct acpi_buffer format = { sizeof("NNNNN"), "NNNNN" };
210         struct acpi_buffer state = { 0, NULL };
211         union acpi_object *tsd = NULL;
212         struct acpi_tsd_package *pdomain;
213
214         status = acpi_evaluate_object(pr->handle, "_TSD", NULL, &buffer);
215         if (ACPI_FAILURE(status)) {
216                 return -ENODEV;
217         }
218
219         tsd = buffer.pointer;
220         if (!tsd || (tsd->type != ACPI_TYPE_PACKAGE)) {
221                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _TSD data\n"));
222                 result = -EFAULT;
223                 goto end;
224         }
225
226         if (tsd->package.count != 1) {
227                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _TSD data\n"));
228                 result = -EFAULT;
229                 goto end;
230         }
231
232         pdomain = &(pr->throttling.domain_info);
233
234         state.length = sizeof(struct acpi_tsd_package);
235         state.pointer = pdomain;
236
237         status = acpi_extract_package(&(tsd->package.elements[0]),
238                                       &format, &state);
239         if (ACPI_FAILURE(status)) {
240                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Invalid _TSD data\n"));
241                 result = -EFAULT;
242                 goto end;
243         }
244
245         if (pdomain->num_entries != ACPI_TSD_REV0_ENTRIES) {
246                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unknown _TSD:num_entries\n"));
247                 result = -EFAULT;
248                 goto end;
249         }
250
251         if (pdomain->revision != ACPI_TSD_REV0_REVISION) {
252                 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unknown _TSD:revision\n"));
253                 result = -EFAULT;
254                 goto end;
255         }
256
257       end:
258         kfree(buffer.pointer);
259         return result;
260 }
261
262 /* --------------------------------------------------------------------------
263                               Throttling Control
264    -------------------------------------------------------------------------- */
265 static int acpi_processor_get_throttling_fadt(struct acpi_processor *pr)
266 {
267         int state = 0;
268         u32 value = 0;
269         u32 duty_mask = 0;
270         u32 duty_value = 0;
271
272         if (!pr)
273                 return -EINVAL;
274
275         if (!pr->flags.throttling)
276                 return -ENODEV;
277
278         pr->throttling.state = 0;
279
280         duty_mask = pr->throttling.state_count - 1;
281
282         duty_mask <<= pr->throttling.duty_offset;
283
284         local_irq_disable();
285
286         value = inl(pr->throttling.address);
287
288         /*
289          * Compute the current throttling state when throttling is enabled
290          * (bit 4 is on).
291          */
292         if (value & 0x10) {
293                 duty_value = value & duty_mask;
294                 duty_value >>= pr->throttling.duty_offset;
295
296                 if (duty_value)
297                         state = pr->throttling.state_count - duty_value;
298         }
299
300         pr->throttling.state = state;
301
302         local_irq_enable();
303
304         ACPI_DEBUG_PRINT((ACPI_DB_INFO,
305                           "Throttling state is T%d (%d%% throttling applied)\n",
306                           state, pr->throttling.states[state].performance));
307
308         return 0;
309 }
310
311 static int acpi_read_throttling_status(struct acpi_processor_throttling
312                                        *throttling)
313 {
314         int value = -1;
315         switch (throttling->status_register.space_id) {
316         case ACPI_ADR_SPACE_SYSTEM_IO:
317                 acpi_os_read_port((acpi_io_address) throttling->status_register.
318                                   address, &value,
319                                   (u32) throttling->status_register.bit_width *
320                                   8);
321                 break;
322         case ACPI_ADR_SPACE_FIXED_HARDWARE:
323                 printk(KERN_ERR PREFIX
324                        "HARDWARE addr space,NOT supported yet\n");
325                 break;
326         default:
327                 printk(KERN_ERR PREFIX "Unknown addr space %d\n",
328                        (u32) (throttling->status_register.space_id));
329         }
330         return value;
331 }
332
333 static int acpi_write_throttling_state(struct acpi_processor_throttling
334                                        *throttling, int value)
335 {
336         int ret = -1;
337
338         switch (throttling->control_register.space_id) {
339         case ACPI_ADR_SPACE_SYSTEM_IO:
340                 acpi_os_write_port((acpi_io_address) throttling->
341                                    control_register.address, value,
342                                    (u32) throttling->control_register.
343                                    bit_width * 8);
344                 ret = 0;
345                 break;
346         case ACPI_ADR_SPACE_FIXED_HARDWARE:
347                 printk(KERN_ERR PREFIX
348                        "HARDWARE addr space,NOT supported yet\n");
349                 break;
350         default:
351                 printk(KERN_ERR PREFIX "Unknown addr space %d\n",
352                        (u32) (throttling->control_register.space_id));
353         }
354         return ret;
355 }
356
357 static int acpi_get_throttling_state(struct acpi_processor *pr, int value)
358 {
359         int i;
360
361         for (i = 0; i < pr->throttling.state_count; i++) {
362                 struct acpi_processor_tx_tss *tx =
363                     (struct acpi_processor_tx_tss *)&(pr->throttling.
364                                                       states_tss[i]);
365                 if (tx->control == value)
366                         break;
367         }
368         if (i > pr->throttling.state_count)
369                 i = -1;
370         return i;
371 }
372
373 static int acpi_get_throttling_value(struct acpi_processor *pr, int state)
374 {
375         int value = -1;
376         if (state >= 0 && state <= pr->throttling.state_count) {
377                 struct acpi_processor_tx_tss *tx =
378                     (struct acpi_processor_tx_tss *)&(pr->throttling.
379                                                       states_tss[state]);
380                 value = tx->control;
381         }
382         return value;
383 }
384
385 static int acpi_processor_get_throttling_ptc(struct acpi_processor *pr)
386 {
387         int state = 0;
388         u32 value = 0;
389
390         if (!pr)
391                 return -EINVAL;
392
393         if (!pr->flags.throttling)
394                 return -ENODEV;
395
396         pr->throttling.state = 0;
397         local_irq_disable();
398         value = acpi_read_throttling_status(&pr->throttling);
399         if (value >= 0) {
400                 state = acpi_get_throttling_state(pr, value);
401                 pr->throttling.state = state;
402         }
403         local_irq_enable();
404
405         return 0;
406 }
407
408 static int acpi_processor_get_throttling(struct acpi_processor *pr)
409 {
410         return pr->throttling.acpi_processor_get_throttling(pr);
411 }
412
413 int acpi_processor_set_throttling_fadt(struct acpi_processor *pr, int state)
414 {
415         u32 value = 0;
416         u32 duty_mask = 0;
417         u32 duty_value = 0;
418
419         if (!pr)
420                 return -EINVAL;
421
422         if ((state < 0) || (state > (pr->throttling.state_count - 1)))
423                 return -EINVAL;
424
425         if (!pr->flags.throttling)
426                 return -ENODEV;
427
428         if (state == pr->throttling.state)
429                 return 0;
430
431         if (state < pr->throttling_platform_limit)
432                 return -EPERM;
433         /*
434          * Calculate the duty_value and duty_mask.
435          */
436         if (state) {
437                 duty_value = pr->throttling.state_count - state;
438
439                 duty_value <<= pr->throttling.duty_offset;
440
441                 /* Used to clear all duty_value bits */
442                 duty_mask = pr->throttling.state_count - 1;
443
444                 duty_mask <<= acpi_gbl_FADT.duty_offset;
445                 duty_mask = ~duty_mask;
446         }
447
448         local_irq_disable();
449
450         /*
451          * Disable throttling by writing a 0 to bit 4.  Note that we must
452          * turn it off before you can change the duty_value.
453          */
454         value = inl(pr->throttling.address);
455         if (value & 0x10) {
456                 value &= 0xFFFFFFEF;
457                 outl(value, pr->throttling.address);
458         }
459
460         /*
461          * Write the new duty_value and then enable throttling.  Note
462          * that a state value of 0 leaves throttling disabled.
463          */
464         if (state) {
465                 value &= duty_mask;
466                 value |= duty_value;
467                 outl(value, pr->throttling.address);
468
469                 value |= 0x00000010;
470                 outl(value, pr->throttling.address);
471         }
472
473         pr->throttling.state = state;
474
475         local_irq_enable();
476
477         ACPI_DEBUG_PRINT((ACPI_DB_INFO,
478                           "Throttling state set to T%d (%d%%)\n", state,
479                           (pr->throttling.states[state].performance ? pr->
480                            throttling.states[state].performance / 10 : 0)));
481
482         return 0;
483 }
484
485 int acpi_processor_set_throttling_ptc(struct acpi_processor *pr, int state)
486 {
487         u32 value = 0;
488
489         if (!pr)
490                 return -EINVAL;
491
492         if ((state < 0) || (state > (pr->throttling.state_count - 1)))
493                 return -EINVAL;
494
495         if (!pr->flags.throttling)
496                 return -ENODEV;
497
498         if (state == pr->throttling.state)
499                 return 0;
500
501         if (state < pr->throttling_platform_limit)
502                 return -EPERM;
503
504         local_irq_disable();
505
506         value = acpi_get_throttling_value(pr, state);
507         if (value >= 0) {
508                 acpi_write_throttling_state(&pr->throttling, value);
509                 pr->throttling.state = state;
510         }
511         local_irq_enable();
512
513         return 0;
514 }
515
516 int acpi_processor_set_throttling(struct acpi_processor *pr, int state)
517 {
518         return pr->throttling.acpi_processor_set_throttling(pr, state);
519 }
520
521 int acpi_processor_get_throttling_info(struct acpi_processor *pr)
522 {
523         int result = 0;
524         int step = 0;
525         int i = 0;
526         int no_ptc = 0;
527         int no_tss = 0;
528         int no_tsd = 0;
529
530         ACPI_DEBUG_PRINT((ACPI_DB_INFO,
531                           "pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n",
532                           pr->throttling.address,
533                           pr->throttling.duty_offset,
534                           pr->throttling.duty_width));
535
536         if (!pr)
537                 return -EINVAL;
538
539         /* TBD: Support ACPI 2.0 objects */
540         no_ptc = acpi_processor_get_throttling_control(pr);
541         no_tss = acpi_processor_get_throttling_states(pr);
542         no_tsd = acpi_processor_get_tsd(pr);
543
544         if (no_ptc || no_tss) {
545                 pr->throttling.acpi_processor_get_throttling =
546                     &acpi_processor_get_throttling_fadt;
547                 pr->throttling.acpi_processor_set_throttling =
548                     &acpi_processor_set_throttling_fadt;
549         } else {
550                 pr->throttling.acpi_processor_get_throttling =
551                     &acpi_processor_get_throttling_ptc;
552                 pr->throttling.acpi_processor_set_throttling =
553                     &acpi_processor_set_throttling_ptc;
554         }
555
556         if (!pr->throttling.address) {
557                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling register\n"));
558                 return 0;
559         } else if (!pr->throttling.duty_width) {
560                 ACPI_DEBUG_PRINT((ACPI_DB_INFO, "No throttling states\n"));
561                 return 0;
562         }
563         /* TBD: Support duty_cycle values that span bit 4. */
564         else if ((pr->throttling.duty_offset + pr->throttling.duty_width) > 4) {
565                 printk(KERN_WARNING PREFIX "duty_cycle spans bit 4\n");
566                 return 0;
567         }
568
569         /*
570          * PIIX4 Errata: We don't support throttling on the original PIIX4.
571          * This shouldn't be an issue as few (if any) mobile systems ever
572          * used this part.
573          */
574         if (errata.piix4.throttle) {
575                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
576                                   "Throttling not supported on PIIX4 A- or B-step\n"));
577                 return 0;
578         }
579
580         pr->throttling.state_count = 1 << acpi_gbl_FADT.duty_width;
581
582         /*
583          * Compute state values. Note that throttling displays a linear power/
584          * performance relationship (at 50% performance the CPU will consume
585          * 50% power).  Values are in 1/10th of a percent to preserve accuracy.
586          */
587
588         step = (1000 / pr->throttling.state_count);
589
590         for (i = 0; i < pr->throttling.state_count; i++) {
591                 pr->throttling.states[i].performance = step * i;
592                 pr->throttling.states[i].power = step * i;
593         }
594
595         ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Found %d throttling states\n",
596                           pr->throttling.state_count));
597
598         pr->flags.throttling = 1;
599
600         /*
601          * Disable throttling (if enabled).  We'll let subsequent policy (e.g.
602          * thermal) decide to lower performance if it so chooses, but for now
603          * we'll crank up the speed.
604          */
605
606         result = acpi_processor_get_throttling(pr);
607         if (result)
608                 goto end;
609
610         if (pr->throttling.state) {
611                 ACPI_DEBUG_PRINT((ACPI_DB_INFO,
612                                   "Disabling throttling (was T%d)\n",
613                                   pr->throttling.state));
614                 result = acpi_processor_set_throttling(pr, 0);
615                 if (result)
616                         goto end;
617         }
618
619       end:
620         if (result)
621                 pr->flags.throttling = 0;
622
623         return result;
624 }
625
626 /* proc interface */
627
628 static int acpi_processor_throttling_seq_show(struct seq_file *seq,
629                                               void *offset)
630 {
631         struct acpi_processor *pr = seq->private;
632         int i = 0;
633         int result = 0;
634
635         if (!pr)
636                 goto end;
637
638         if (!(pr->throttling.state_count > 0)) {
639                 seq_puts(seq, "<not supported>\n");
640                 goto end;
641         }
642
643         result = acpi_processor_get_throttling(pr);
644
645         if (result) {
646                 seq_puts(seq,
647                          "Could not determine current throttling state.\n");
648                 goto end;
649         }
650
651         seq_printf(seq, "state count:             %d\n"
652                    "active state:            T%d\n"
653                    "state available: T%d to T%d\n",
654                    pr->throttling.state_count, pr->throttling.state,
655                    pr->throttling_platform_limit,
656                    pr->throttling.state_count - 1);
657
658         seq_puts(seq, "states:\n");
659         if (acpi_processor_get_throttling == acpi_processor_get_throttling_fadt)
660                 for (i = 0; i < pr->throttling.state_count; i++)
661                         seq_printf(seq, "   %cT%d:                  %02d%%\n",
662                                    (i == pr->throttling.state ? '*' : ' '), i,
663                                    (pr->throttling.states[i].performance ? pr->
664                                     throttling.states[i].performance / 10 : 0));
665         else
666                 for (i = 0; i < pr->throttling.state_count; i++)
667                         seq_printf(seq, "   %cT%d:                  %02d%%\n",
668                                    (i == pr->throttling.state ? '*' : ' '), i,
669                                    (int)pr->throttling.states_tss[i].
670                                    freqpercentage);
671
672       end:
673         return 0;
674 }
675
676 static int acpi_processor_throttling_open_fs(struct inode *inode,
677                                              struct file *file)
678 {
679         return single_open(file, acpi_processor_throttling_seq_show,
680                            PDE(inode)->data);
681 }
682
683 static ssize_t acpi_processor_write_throttling(struct file *file,
684                                                const char __user * buffer,
685                                                size_t count, loff_t * data)
686 {
687         int result = 0;
688         struct seq_file *m = file->private_data;
689         struct acpi_processor *pr = m->private;
690         char state_string[12] = { '\0' };
691
692         if (!pr || (count > sizeof(state_string) - 1))
693                 return -EINVAL;
694
695         if (copy_from_user(state_string, buffer, count))
696                 return -EFAULT;
697
698         state_string[count] = '\0';
699
700         result = acpi_processor_set_throttling(pr,
701                                                simple_strtoul(state_string,
702                                                               NULL, 0));
703         if (result)
704                 return result;
705
706         return count;
707 }
708
709 struct file_operations acpi_processor_throttling_fops = {
710         .open = acpi_processor_throttling_open_fs,
711         .read = seq_read,
712         .write = acpi_processor_write_throttling,
713         .llseek = seq_lseek,
714         .release = single_release,
715 };