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Merge branch 'acpi-scan' into acpi-pm
[linux-2.6-block.git] / drivers / gpu / drm / exynos / exynos_drm_vidi.c
CommitLineData
b73d1230
ID		 1/* exynos_drm_vidi.c
2 *
3 * Copyright (C) 2012 Samsung Electronics Co.Ltd
4 * Authors:
5 * Inki Dae <inki.dae@samsung.com>
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by the
9 * Free Software Foundation; either version 2 of the License, or (at your
10 * option) any later version.
11 *
12 */
760285e7 13#include <drm/drmP.h>
b73d1230
ID		 14
15#include <linux/kernel.h>
16#include <linux/module.h>
17#include <linux/platform_device.h>
18
19#include <drm/exynos_drm.h>
20
760285e7
DH		 21#include <drm/drm_edid.h>
22#include <drm/drm_crtc_helper.h>
b73d1230
ID		 23
24#include "exynos_drm_drv.h"
25#include "exynos_drm_crtc.h"
26#include "exynos_drm_encoder.h"
27
28/* vidi has totally three virtual windows. */
29#define WINDOWS_NR 3
30
31#define get_vidi_context(dev) platform_get_drvdata(to_platform_device(dev))
32
33struct vidi_win_data {
34 unsigned int offset_x;
35 unsigned int offset_y;
36 unsigned int ovl_width;
37 unsigned int ovl_height;
38 unsigned int fb_width;
39 unsigned int fb_height;
40 unsigned int bpp;
41 dma_addr_t dma_addr;
b73d1230
ID		 42 unsigned int buf_offsize;
43 unsigned int line_size; /* bytes */
44 bool enabled;
45};
46
47struct vidi_context {
48 struct exynos_drm_subdrv subdrv;
49 struct drm_crtc *crtc;
50 struct vidi_win_data win_data[WINDOWS_NR];
51 struct edid *raw_edid;
52 unsigned int clkdiv;
53 unsigned int default_win;
54 unsigned long irq_flags;
55 unsigned int connected;
56 bool vblank_on;
57 bool suspended;
291257cf 58 bool direct_vblank;
b73d1230
ID		 59 struct work_struct work;
60 struct mutex lock;
61};
62
63static const char fake_edid_info[] = {
64 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x4c, 0x2d, 0x05, 0x05,
65 0x00, 0x00, 0x00, 0x00, 0x30, 0x12, 0x01, 0x03, 0x80, 0x10, 0x09, 0x78,
66 0x0a, 0xee, 0x91, 0xa3, 0x54, 0x4c, 0x99, 0x26, 0x0f, 0x50, 0x54, 0xbd,
67 0xee, 0x00, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
68 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x66, 0x21, 0x50, 0xb0, 0x51, 0x00,
69 0x1b, 0x30, 0x40, 0x70, 0x36, 0x00, 0xa0, 0x5a, 0x00, 0x00, 0x00, 0x1e,
70 0x01, 0x1d, 0x00, 0x72, 0x51, 0xd0, 0x1e, 0x20, 0x6e, 0x28, 0x55, 0x00,
71 0xa0, 0x5a, 0x00, 0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0xfd, 0x00, 0x18,
72 0x4b, 0x1a, 0x44, 0x17, 0x00, 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x20,
73 0x00, 0x00, 0x00, 0xfc, 0x00, 0x53, 0x41, 0x4d, 0x53, 0x55, 0x4e, 0x47,
74 0x0a, 0x20, 0x20, 0x20, 0x20, 0x20, 0x01, 0xbc, 0x02, 0x03, 0x1e, 0xf1,
75 0x46, 0x84, 0x05, 0x03, 0x10, 0x20, 0x22, 0x23, 0x09, 0x07, 0x07, 0x83,
76 0x01, 0x00, 0x00, 0xe2, 0x00, 0x0f, 0x67, 0x03, 0x0c, 0x00, 0x10, 0x00,
77 0xb8, 0x2d, 0x01, 0x1d, 0x80, 0x18, 0x71, 0x1c, 0x16, 0x20, 0x58, 0x2c,
78 0x25, 0x00, 0xa0, 0x5a, 0x00, 0x00, 0x00, 0x9e, 0x8c, 0x0a, 0xd0, 0x8a,
79 0x20, 0xe0, 0x2d, 0x10, 0x10, 0x3e, 0x96, 0x00, 0xa0, 0x5a, 0x00, 0x00,
80 0x00, 0x18, 0x02, 0x3a, 0x80, 0x18, 0x71, 0x38, 0x2d, 0x40, 0x58, 0x2c,
81 0x45, 0x00, 0xa0, 0x5a, 0x00, 0x00, 0x00, 0x1e, 0x00, 0x00, 0x00, 0x00,
82 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
83 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
84 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
85 0x00, 0x00, 0x00, 0x06
86};
87
b73d1230
ID		 88static bool vidi_display_is_connected(struct device *dev)
89{
90 struct vidi_context *ctx = get_vidi_context(dev);
91
92 DRM_DEBUG_KMS("%s\n", __FILE__);
93
94 /*
95 * connection request would come from user side
96 * to do hotplug through specific ioctl.
97 */
98 return ctx->connected ? true : false;
99}
100
101static int vidi_get_edid(struct device *dev, struct drm_connector *connector,
102 u8 *edid, int len)
103{
104 struct vidi_context *ctx = get_vidi_context(dev);
b73d1230
ID		 105
106 DRM_DEBUG_KMS("%s\n", __FILE__);
107
108 /*
109 * the edid data comes from user side and it would be set
110 * to ctx->raw_edid through specific ioctl.
111 */
112 if (!ctx->raw_edid) {
113 DRM_DEBUG_KMS("raw_edid is null.\n");
114 return -EFAULT;
115 }
116
b73d1230
ID		 117 memcpy(edid, ctx->raw_edid, min((1 + ctx->raw_edid->extensions)
118 * EDID_LENGTH, len));
119
120 return 0;
121}
122
123static void *vidi_get_panel(struct device *dev)
124{
125 DRM_DEBUG_KMS("%s\n", __FILE__);
126
127 /* TODO. */
128
129 return NULL;
130}
131
132static int vidi_check_timing(struct device *dev, void *timing)
133{
134 DRM_DEBUG_KMS("%s\n", __FILE__);
135
136 /* TODO. */
137
138 return 0;
139}
140
141static int vidi_display_power_on(struct device *dev, int mode)
142{
143 DRM_DEBUG_KMS("%s\n", __FILE__);
144
145 /* TODO */
146
147 return 0;
148}
149
150static struct exynos_drm_display_ops vidi_display_ops = {
151 .type = EXYNOS_DISPLAY_TYPE_VIDI,
152 .is_connected = vidi_display_is_connected,
153 .get_edid = vidi_get_edid,
154 .get_panel = vidi_get_panel,
155 .check_timing = vidi_check_timing,
156 .power_on = vidi_display_power_on,
157};
158
159static void vidi_dpms(struct device *subdrv_dev, int mode)
160{
161 struct vidi_context *ctx = get_vidi_context(subdrv_dev);
162
163 DRM_DEBUG_KMS("%s, %d\n", __FILE__, mode);
164
165 mutex_lock(&ctx->lock);
166
167 switch (mode) {
168 case DRM_MODE_DPMS_ON:
169 /* TODO. */
170 break;
171 case DRM_MODE_DPMS_STANDBY:
172 case DRM_MODE_DPMS_SUSPEND:
173 case DRM_MODE_DPMS_OFF:
174 /* TODO. */
175 break;
176 default:
177 DRM_DEBUG_KMS("unspecified mode %d\n", mode);
178 break;
179 }
180
181 mutex_unlock(&ctx->lock);
182}
183
184static void vidi_apply(struct device *subdrv_dev)
185{
186 struct vidi_context *ctx = get_vidi_context(subdrv_dev);
677e84c1 187 struct exynos_drm_manager *mgr = ctx->subdrv.manager;
b73d1230
ID		 188 struct exynos_drm_manager_ops *mgr_ops = mgr->ops;
189 struct exynos_drm_overlay_ops *ovl_ops = mgr->overlay_ops;
190 struct vidi_win_data *win_data;
191 int i;
192
193 DRM_DEBUG_KMS("%s\n", __FILE__);
194
195 for (i = 0; i < WINDOWS_NR; i++) {
196 win_data = &ctx->win_data[i];
197 if (win_data->enabled && (ovl_ops && ovl_ops->commit))
198 ovl_ops->commit(subdrv_dev, i);
199 }
200
201 if (mgr_ops && mgr_ops->commit)
202 mgr_ops->commit(subdrv_dev);
203}
204
205static void vidi_commit(struct device *dev)
206{
207 struct vidi_context *ctx = get_vidi_context(dev);
208
209 DRM_DEBUG_KMS("%s\n", __FILE__);
210
211 if (ctx->suspended)
212 return;
213}
214
215static int vidi_enable_vblank(struct device *dev)
216{
217 struct vidi_context *ctx = get_vidi_context(dev);
218
219 DRM_DEBUG_KMS("%s\n", __FILE__);
220
221 if (ctx->suspended)
222 return -EPERM;
223
224 if (!test_and_set_bit(0, &ctx->irq_flags))
225 ctx->vblank_on = true;
226
291257cf
ID		 227 ctx->direct_vblank = true;
228
229 /*
230 * in case of page flip request, vidi_finish_pageflip function
231 * will not be called because direct_vblank is true and then
232 * that function will be called by overlay_ops->commit callback
233 */
234 schedule_work(&ctx->work);
235
b73d1230
ID		 236 return 0;
237}
238
239static void vidi_disable_vblank(struct device *dev)
240{
241 struct vidi_context *ctx = get_vidi_context(dev);
242
243 DRM_DEBUG_KMS("%s\n", __FILE__);
244
245 if (ctx->suspended)
246 return;
247
248 if (test_and_clear_bit(0, &ctx->irq_flags))
249 ctx->vblank_on = false;
250}
251
252static struct exynos_drm_manager_ops vidi_manager_ops = {
253 .dpms = vidi_dpms,
254 .apply = vidi_apply,
255 .commit = vidi_commit,
256 .enable_vblank = vidi_enable_vblank,
257 .disable_vblank = vidi_disable_vblank,
258};
259
260static void vidi_win_mode_set(struct device *dev,
261 struct exynos_drm_overlay *overlay)
262{
263 struct vidi_context *ctx = get_vidi_context(dev);
264 struct vidi_win_data *win_data;
265 int win;
266 unsigned long offset;
267
268 DRM_DEBUG_KMS("%s\n", __FILE__);
269
270 if (!overlay) {
271 dev_err(dev, "overlay is NULL\n");
272 return;
273 }
274
275 win = overlay->zpos;
276 if (win == DEFAULT_ZPOS)
277 win = ctx->default_win;
278
279 if (win < 0 || win > WINDOWS_NR)
280 return;
281
282 offset = overlay->fb_x * (overlay->bpp >> 3);
283 offset += overlay->fb_y * overlay->pitch;
284
285 DRM_DEBUG_KMS("offset = 0x%lx, pitch = %x\n", offset, overlay->pitch);
286
287 win_data = &ctx->win_data[win];
288
289 win_data->offset_x = overlay->crtc_x;
290 win_data->offset_y = overlay->crtc_y;
291 win_data->ovl_width = overlay->crtc_width;
292 win_data->ovl_height = overlay->crtc_height;
293 win_data->fb_width = overlay->fb_width;
294 win_data->fb_height = overlay->fb_height;
295 win_data->dma_addr = overlay->dma_addr[0] + offset;
b73d1230
ID		 296 win_data->bpp = overlay->bpp;
297 win_data->buf_offsize = (overlay->fb_width - overlay->crtc_width) *
298 (overlay->bpp >> 3);
299 win_data->line_size = overlay->crtc_width * (overlay->bpp >> 3);
300
301 /*
302 * some parts of win_data should be transferred to user side
303 * through specific ioctl.
304 */
305
306 DRM_DEBUG_KMS("offset_x = %d, offset_y = %d\n",
307 win_data->offset_x, win_data->offset_y);
308 DRM_DEBUG_KMS("ovl_width = %d, ovl_height = %d\n",
309 win_data->ovl_width, win_data->ovl_height);
ddd8e959 310 DRM_DEBUG_KMS("paddr = 0x%lx\n", (unsigned long)win_data->dma_addr);
b73d1230
ID		 311 DRM_DEBUG_KMS("fb_width = %d, crtc_width = %d\n",
312 overlay->fb_width, overlay->crtc_width);
313}
314
315static void vidi_win_commit(struct device *dev, int zpos)
316{
317 struct vidi_context *ctx = get_vidi_context(dev);
318 struct vidi_win_data *win_data;
319 int win = zpos;
320
321 DRM_DEBUG_KMS("%s\n", __FILE__);
322
323 if (ctx->suspended)
324 return;
325
326 if (win == DEFAULT_ZPOS)
327 win = ctx->default_win;
328
329 if (win < 0 || win > WINDOWS_NR)
330 return;
331
332 win_data = &ctx->win_data[win];
333
334 win_data->enabled = true;
335
336 DRM_DEBUG_KMS("dma_addr = 0x%x\n", win_data->dma_addr);
337
338 if (ctx->vblank_on)
339 schedule_work(&ctx->work);
340}
341
342static void vidi_win_disable(struct device *dev, int zpos)
343{
344 struct vidi_context *ctx = get_vidi_context(dev);
345 struct vidi_win_data *win_data;
346 int win = zpos;
347
348 DRM_DEBUG_KMS("%s\n", __FILE__);
349
350 if (win == DEFAULT_ZPOS)
351 win = ctx->default_win;
352
353 if (win < 0 || win > WINDOWS_NR)
354 return;
355
356 win_data = &ctx->win_data[win];
357 win_data->enabled = false;
358
359 /* TODO. */
360}
361
362static struct exynos_drm_overlay_ops vidi_overlay_ops = {
363 .mode_set = vidi_win_mode_set,
364 .commit = vidi_win_commit,
365 .disable = vidi_win_disable,
366};
367
677e84c1
JS		 368static struct exynos_drm_manager vidi_manager = {
369 .pipe = -1,
370 .ops = &vidi_manager_ops,
371 .overlay_ops = &vidi_overlay_ops,
372 .display_ops = &vidi_display_ops,
373};
374
b73d1230
ID		 375static void vidi_fake_vblank_handler(struct work_struct *work)
376{
377 struct vidi_context *ctx = container_of(work, struct vidi_context,
378 work);
379 struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
677e84c1 380 struct exynos_drm_manager *manager = subdrv->manager;
b73d1230
ID		 381
382 if (manager->pipe < 0)
383 return;
384
385 /* refresh rate is about 50Hz. */
386 usleep_range(16000, 20000);
387
291257cf
ID		 388 mutex_lock(&ctx->lock);
389
390 if (ctx->direct_vblank) {
391 drm_handle_vblank(subdrv->drm_dev, manager->pipe);
392 ctx->direct_vblank = false;
393 mutex_unlock(&ctx->lock);
394 return;
395 }
396
397 mutex_unlock(&ctx->lock);
398
663d8766 399 exynos_drm_crtc_finish_pageflip(subdrv->drm_dev, manager->pipe);
b73d1230
ID		 400}
401
402static int vidi_subdrv_probe(struct drm_device *drm_dev, struct device *dev)
403{
404 DRM_DEBUG_KMS("%s\n", __FILE__);
405
406 /*
407 * enable drm irq mode.
408 * - with irq_enabled = 1, we can use the vblank feature.
409 *
410 * P.S. note that we wouldn't use drm irq handler but
411 * just specific driver own one instead because
412 * drm framework supports only one irq handler.
413 */
414 drm_dev->irq_enabled = 1;
415
416 /*
417 * with vblank_disable_allowed = 1, vblank interrupt will be disabled
418 * by drm timer once a current process gives up ownership of
419 * vblank event.(after drm_vblank_put function is called)
420 */
421 drm_dev->vblank_disable_allowed = 1;
422
423 return 0;
424}
425
29cb6025 426static void vidi_subdrv_remove(struct drm_device *drm_dev, struct device *dev)
b73d1230
ID		 427{
428 DRM_DEBUG_KMS("%s\n", __FILE__);
429
430 /* TODO. */
431}
432
433static int vidi_power_on(struct vidi_context *ctx, bool enable)
434{
435 struct exynos_drm_subdrv *subdrv = &ctx->subdrv;
677e84c1 436 struct device *dev = subdrv->dev;
b73d1230
ID		 437
438 DRM_DEBUG_KMS("%s\n", __FILE__);
439
440 if (enable != false && enable != true)
441 return -EINVAL;
442
443 if (enable) {
444 ctx->suspended = false;
445
446 /* if vblank was enabled status, enable it again. */
447 if (test_and_clear_bit(0, &ctx->irq_flags))
448 vidi_enable_vblank(dev);
449
450 vidi_apply(dev);
451 } else {
452 ctx->suspended = true;
453 }
454
455 return 0;
456}
457
458static int vidi_show_connection(struct device *dev,
459 struct device_attribute *attr, char *buf)
460{
461 int rc;
462 struct vidi_context *ctx = get_vidi_context(dev);
463
464 mutex_lock(&ctx->lock);
465
466 rc = sprintf(buf, "%d\n", ctx->connected);
467
468 mutex_unlock(&ctx->lock);
469
470 return rc;
471}
472
473static int vidi_store_connection(struct device *dev,
474 struct device_attribute *attr,
475 const char *buf, size_t len)
476{
477 struct vidi_context *ctx = get_vidi_context(dev);
478 int ret;
479
480 DRM_DEBUG_KMS("%s\n", __FILE__);
481
482 ret = kstrtoint(buf, 0, &ctx->connected);
483 if (ret)
484 return ret;
485
486 if (ctx->connected > 1)
487 return -EINVAL;
488
d07d39df
ID		 489 /* use fake edid data for test. */
490 if (!ctx->raw_edid)
491 ctx->raw_edid = (struct edid *)fake_edid_info;
492
d7b8478a
ID		 493 /* if raw_edid isn't same as fake data then it can't be tested. */
494 if (ctx->raw_edid != (struct edid *)fake_edid_info) {
495 DRM_DEBUG_KMS("edid data is not fake data.\n");
496 return -EINVAL;
497 }
498
b73d1230
ID		 499 DRM_DEBUG_KMS("requested connection.\n");
500
501 drm_helper_hpd_irq_event(ctx->subdrv.drm_dev);
502
503 return len;
504}
505
506static DEVICE_ATTR(connection, 0644, vidi_show_connection,
507 vidi_store_connection);
508
509int vidi_connection_ioctl(struct drm_device *drm_dev, void *data,
510 struct drm_file *file_priv)
511{
512 struct vidi_context *ctx = NULL;
513 struct drm_encoder *encoder;
514 struct exynos_drm_manager *manager;
515 struct exynos_drm_display_ops *display_ops;
516 struct drm_exynos_vidi_connection *vidi = data;
d3b62dbf
ID		 517 struct edid *raw_edid;
518 int edid_len;
b73d1230
ID		 519
520 DRM_DEBUG_KMS("%s\n", __FILE__);
521
522 if (!vidi) {
523 DRM_DEBUG_KMS("user data for vidi is null.\n");
524 return -EINVAL;
525 }
526
b73d1230
ID		 527 if (vidi->connection > 1) {
528 DRM_DEBUG_KMS("connection should be 0 or 1.\n");
529 return -EINVAL;
530 }
531
532 list_for_each_entry(encoder, &drm_dev->mode_config.encoder_list,
533 head) {
534 manager = exynos_drm_get_manager(encoder);
535 display_ops = manager->display_ops;
536
537 if (display_ops->type == EXYNOS_DISPLAY_TYPE_VIDI) {
538 ctx = get_vidi_context(manager->dev);
539 break;
540 }
541 }
542
543 if (!ctx) {
544 DRM_DEBUG_KMS("not found virtual device type encoder.\n");
545 return -EINVAL;
546 }
547
548 if (ctx->connected == vidi->connection) {
549 DRM_DEBUG_KMS("same connection request.\n");
550 return -EINVAL;
551 }
552
d3b62dbf
ID		 553 if (vidi->connection) {
554 if (!vidi->edid) {
555 DRM_DEBUG_KMS("edid data is null.\n");
556 return -EINVAL;
557 }
f91f2f33 558 raw_edid = (struct edid *)(uint32_t)vidi->edid;
d3b62dbf
ID		 559 edid_len = (1 + raw_edid->extensions) * EDID_LENGTH;
560 ctx->raw_edid = kzalloc(edid_len, GFP_KERNEL);
561 if (!ctx->raw_edid) {
562 DRM_DEBUG_KMS("failed to allocate raw_edid.\n");
563 return -ENOMEM;
564 }
565 memcpy(ctx->raw_edid, raw_edid, edid_len);
566 } else {
567 /*
568 * with connection = 0, free raw_edid
569 * only if raw edid data isn't same as fake data.
570 */
571 if (ctx->raw_edid && ctx->raw_edid !=
572 (struct edid *)fake_edid_info) {
573 kfree(ctx->raw_edid);
574 ctx->raw_edid = NULL;
575 }
576 }
b73d1230
ID		 577
578 ctx->connected = vidi->connection;
579 drm_helper_hpd_irq_event(ctx->subdrv.drm_dev);
580
581 return 0;
582}
583
56550d94 584static int vidi_probe(struct platform_device *pdev)
b73d1230
ID		 585{
586 struct device *dev = &pdev->dev;
587 struct vidi_context *ctx;
588 struct exynos_drm_subdrv *subdrv;
589 int ret;
590
591 DRM_DEBUG_KMS("%s\n", __FILE__);
592
59848db5 593 ctx = devm_kzalloc(&pdev->dev, sizeof(*ctx), GFP_KERNEL);
b73d1230
ID		 594 if (!ctx)
595 return -ENOMEM;
596
597 ctx->default_win = 0;
598
599 INIT_WORK(&ctx->work, vidi_fake_vblank_handler);
600
b73d1230 601 subdrv = &ctx->subdrv;
677e84c1
JS		 602 subdrv->dev = dev;
603 subdrv->manager = &vidi_manager;
b73d1230
ID		 604 subdrv->probe = vidi_subdrv_probe;
605 subdrv->remove = vidi_subdrv_remove;
b73d1230
ID		 606
607 mutex_init(&ctx->lock);
608
609 platform_set_drvdata(pdev, ctx);
610
611 ret = device_create_file(&pdev->dev, &dev_attr_connection);
612 if (ret < 0)
613 DRM_INFO("failed to create connection sysfs.\n");
614
615 exynos_drm_subdrv_register(subdrv);
616
617 return 0;
618}
619
56550d94 620static int vidi_remove(struct platform_device *pdev)
b73d1230
ID		 621{
622 struct vidi_context *ctx = platform_get_drvdata(pdev);
623
624 DRM_DEBUG_KMS("%s\n", __FILE__);
625
626 exynos_drm_subdrv_unregister(&ctx->subdrv);
627
d3b62dbf
ID		 628 if (ctx->raw_edid != (struct edid *)fake_edid_info) {
629 kfree(ctx->raw_edid);
630 ctx->raw_edid = NULL;
631 }
632
b73d1230
ID		 633 return 0;
634}
635
636#ifdef CONFIG_PM_SLEEP
637static int vidi_suspend(struct device *dev)
638{
639 struct vidi_context *ctx = get_vidi_context(dev);
640
641 return vidi_power_on(ctx, false);
642}
643
644static int vidi_resume(struct device *dev)
645{
646 struct vidi_context *ctx = get_vidi_context(dev);
647
648 return vidi_power_on(ctx, true);
649}
650#endif
651
652static const struct dev_pm_ops vidi_pm_ops = {
653 SET_SYSTEM_SLEEP_PM_OPS(vidi_suspend, vidi_resume)
654};
655
656struct platform_driver vidi_driver = {
657 .probe = vidi_probe,
56550d94 658 .remove = vidi_remove,
b73d1230
ID		 659 .driver = {
660 .name = "exynos-drm-vidi",
661 .owner = THIS_MODULE,
662 .pm = &vidi_pm_ops,
663 },
664};
Linux 6.x block layer and io_uring tree(s)