]>
Commit | Line | Data |
---|---|---|
1c248b7d ID |
1 | /* |
2 | * Copyright (c) 2011 Samsung Electronics Co., Ltd. | |
3 | * Authors: | |
4 | * Inki Dae <inki.dae@samsung.com> | |
5 | * Joonyoung Shim <jy0922.shim@samsung.com> | |
6 | * Seung-Woo Kim <sw0312.kim@samsung.com> | |
7 | * | |
d81aecb5 ID |
8 | * This program is free software; you can redistribute it and/or modify it |
9 | * under the terms of the GNU General Public License as published by the | |
10 | * Free Software Foundation; either version 2 of the License, or (at your | |
11 | * option) any later version. | |
1c248b7d ID |
12 | */ |
13 | ||
af65c804 | 14 | #include <linux/pm_runtime.h> |
760285e7 DH |
15 | #include <drm/drmP.h> |
16 | #include <drm/drm_crtc_helper.h> | |
1c248b7d | 17 | |
96f54215 | 18 | #include <linux/anon_inodes.h> |
f37cd5e8 | 19 | #include <linux/component.h> |
96f54215 | 20 | |
1c248b7d ID |
21 | #include <drm/exynos_drm.h> |
22 | ||
23 | #include "exynos_drm_drv.h" | |
24 | #include "exynos_drm_crtc.h" | |
d081f566 | 25 | #include "exynos_drm_encoder.h" |
1c248b7d ID |
26 | #include "exynos_drm_fbdev.h" |
27 | #include "exynos_drm_fb.h" | |
28 | #include "exynos_drm_gem.h" | |
864ee9e6 | 29 | #include "exynos_drm_plane.h" |
b73d1230 | 30 | #include "exynos_drm_vidi.h" |
b2df26c1 | 31 | #include "exynos_drm_dmabuf.h" |
d7f1642c | 32 | #include "exynos_drm_g2d.h" |
cb471f14 | 33 | #include "exynos_drm_ipp.h" |
0519f9a1 | 34 | #include "exynos_drm_iommu.h" |
1c248b7d | 35 | |
0edf9936 | 36 | #define DRIVER_NAME "exynos" |
1c248b7d ID |
37 | #define DRIVER_DESC "Samsung SoC DRM" |
38 | #define DRIVER_DATE "20110530" | |
39 | #define DRIVER_MAJOR 1 | |
40 | #define DRIVER_MINOR 0 | |
41 | ||
52c68814 ID |
42 | #define VBLANK_OFF_DELAY 50000 |
43 | ||
422bd00e RS |
44 | static struct platform_device *exynos_drm_pdev; |
45 | ||
f37cd5e8 ID |
46 | static DEFINE_MUTEX(drm_component_lock); |
47 | static LIST_HEAD(drm_component_list); | |
48 | ||
49 | struct component_dev { | |
50 | struct list_head list; | |
51 | struct device *dev; | |
52 | }; | |
53 | ||
1c248b7d ID |
54 | static int exynos_drm_load(struct drm_device *dev, unsigned long flags) |
55 | { | |
56 | struct exynos_drm_private *private; | |
57 | int ret; | |
58 | int nr; | |
59 | ||
1c248b7d | 60 | private = kzalloc(sizeof(struct exynos_drm_private), GFP_KERNEL); |
38bb5253 | 61 | if (!private) |
1c248b7d | 62 | return -ENOMEM; |
1c248b7d ID |
63 | |
64 | INIT_LIST_HEAD(&private->pageflip_event_list); | |
af65c804 | 65 | dev_set_drvdata(dev->dev, dev); |
1c248b7d ID |
66 | dev->dev_private = (void *)private; |
67 | ||
0519f9a1 ID |
68 | /* |
69 | * create mapping to manage iommu table and set a pointer to iommu | |
70 | * mapping structure to iommu_mapping of private data. | |
71 | * also this iommu_mapping can be used to check if iommu is supported | |
72 | * or not. | |
73 | */ | |
74 | ret = drm_create_iommu_mapping(dev); | |
75 | if (ret < 0) { | |
76 | DRM_ERROR("failed to create iommu mapping.\n"); | |
d2ba65f6 | 77 | goto err_free_private; |
0519f9a1 ID |
78 | } |
79 | ||
1c248b7d ID |
80 | drm_mode_config_init(dev); |
81 | ||
82 | exynos_drm_mode_config_init(dev); | |
83 | ||
864ee9e6 | 84 | for (nr = 0; nr < MAX_PLANE; nr++) { |
b5d2eb3b | 85 | struct drm_plane *plane; |
3f283d93 | 86 | unsigned long possible_crtcs = (1 << MAX_CRTC) - 1; |
b5d2eb3b JS |
87 | |
88 | plane = exynos_plane_init(dev, possible_crtcs, false); | |
89 | if (!plane) | |
f37cd5e8 | 90 | goto err_mode_config_cleanup; |
864ee9e6 JS |
91 | } |
92 | ||
8e527f01 AH |
93 | /* init kms poll for handling hpd */ |
94 | drm_kms_helper_poll_init(dev); | |
95 | ||
1c248b7d ID |
96 | ret = drm_vblank_init(dev, MAX_CRTC); |
97 | if (ret) | |
f37cd5e8 | 98 | goto err_mode_config_cleanup; |
1c248b7d | 99 | |
d081f566 ID |
100 | /* setup possible_clones. */ |
101 | exynos_drm_encoder_setup(dev); | |
102 | ||
52c68814 ID |
103 | drm_vblank_offdelay = VBLANK_OFF_DELAY; |
104 | ||
a9a346d6 DV |
105 | platform_set_drvdata(dev->platformdev, dev); |
106 | ||
f37cd5e8 ID |
107 | /* Try to bind all sub drivers. */ |
108 | ret = component_bind_all(dev->dev, dev); | |
109 | if (ret) | |
110 | goto err_cleanup_vblank; | |
111 | ||
112 | /* Probe non kms sub drivers. */ | |
113 | ret = exynos_drm_device_subdrv_probe(dev); | |
114 | if (ret) | |
115 | goto err_unbind_all; | |
116 | ||
25928a39 AH |
117 | /* force connectors detection */ |
118 | drm_helper_hpd_irq_event(dev); | |
119 | ||
1c248b7d ID |
120 | return 0; |
121 | ||
f37cd5e8 ID |
122 | err_unbind_all: |
123 | component_unbind_all(dev->dev, dev); | |
124 | err_cleanup_vblank: | |
1c248b7d | 125 | drm_vblank_cleanup(dev); |
080be03d SP |
126 | err_mode_config_cleanup: |
127 | drm_mode_config_cleanup(dev); | |
0519f9a1 | 128 | drm_release_iommu_mapping(dev); |
d2ba65f6 | 129 | err_free_private: |
1c248b7d ID |
130 | kfree(private); |
131 | ||
132 | return ret; | |
133 | } | |
134 | ||
135 | static int exynos_drm_unload(struct drm_device *dev) | |
136 | { | |
f37cd5e8 ID |
137 | exynos_drm_device_subdrv_remove(dev); |
138 | ||
1c248b7d | 139 | exynos_drm_fbdev_fini(dev); |
1c248b7d | 140 | drm_vblank_cleanup(dev); |
7db3eba6 | 141 | drm_kms_helper_poll_fini(dev); |
1c248b7d | 142 | drm_mode_config_cleanup(dev); |
0519f9a1 ID |
143 | |
144 | drm_release_iommu_mapping(dev); | |
1c248b7d ID |
145 | kfree(dev->dev_private); |
146 | ||
f37cd5e8 | 147 | component_unbind_all(dev->dev, dev); |
1c248b7d ID |
148 | dev->dev_private = NULL; |
149 | ||
150 | return 0; | |
151 | } | |
152 | ||
96f54215 ID |
153 | static const struct file_operations exynos_drm_gem_fops = { |
154 | .mmap = exynos_drm_gem_mmap_buffer, | |
155 | }; | |
156 | ||
af65c804 SP |
157 | static int exynos_drm_suspend(struct drm_device *dev, pm_message_t state) |
158 | { | |
159 | struct drm_connector *connector; | |
160 | ||
161 | drm_modeset_lock_all(dev); | |
162 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
163 | int old_dpms = connector->dpms; | |
164 | ||
165 | if (connector->funcs->dpms) | |
166 | connector->funcs->dpms(connector, DRM_MODE_DPMS_OFF); | |
167 | ||
168 | /* Set the old mode back to the connector for resume */ | |
169 | connector->dpms = old_dpms; | |
170 | } | |
171 | drm_modeset_unlock_all(dev); | |
172 | ||
173 | return 0; | |
174 | } | |
175 | ||
176 | static int exynos_drm_resume(struct drm_device *dev) | |
177 | { | |
178 | struct drm_connector *connector; | |
179 | ||
180 | drm_modeset_lock_all(dev); | |
181 | list_for_each_entry(connector, &dev->mode_config.connector_list, head) { | |
182 | if (connector->funcs->dpms) | |
183 | connector->funcs->dpms(connector, connector->dpms); | |
184 | } | |
185 | ||
186 | drm_helper_resume_force_mode(dev); | |
187 | drm_modeset_unlock_all(dev); | |
188 | ||
189 | return 0; | |
190 | } | |
191 | ||
9084f7b8 JS |
192 | static int exynos_drm_open(struct drm_device *dev, struct drm_file *file) |
193 | { | |
d7f1642c | 194 | struct drm_exynos_file_private *file_priv; |
96f54215 | 195 | struct file *anon_filp; |
ba3706c0 | 196 | int ret; |
d7f1642c | 197 | |
d7f1642c JS |
198 | file_priv = kzalloc(sizeof(*file_priv), GFP_KERNEL); |
199 | if (!file_priv) | |
200 | return -ENOMEM; | |
201 | ||
d7f1642c | 202 | file->driver_priv = file_priv; |
b2df26c1 | 203 | |
ba3706c0 | 204 | ret = exynos_drm_subdrv_open(dev, file); |
6ca605f7 | 205 | if (ret) |
307ceaff | 206 | goto err_file_priv_free; |
ba3706c0 | 207 | |
96f54215 ID |
208 | anon_filp = anon_inode_getfile("exynos_gem", &exynos_drm_gem_fops, |
209 | NULL, 0); | |
210 | if (IS_ERR(anon_filp)) { | |
6ca605f7 | 211 | ret = PTR_ERR(anon_filp); |
307ceaff | 212 | goto err_subdrv_close; |
96f54215 ID |
213 | } |
214 | ||
215 | anon_filp->f_mode = FMODE_READ | FMODE_WRITE; | |
216 | file_priv->anon_filp = anon_filp; | |
217 | ||
6ca605f7 | 218 | return ret; |
307ceaff DK |
219 | |
220 | err_subdrv_close: | |
221 | exynos_drm_subdrv_close(dev, file); | |
222 | ||
223 | err_file_priv_free: | |
6ca605f7 SK |
224 | kfree(file_priv); |
225 | file->driver_priv = NULL; | |
ba3706c0 | 226 | return ret; |
9084f7b8 JS |
227 | } |
228 | ||
ccf4d883 | 229 | static void exynos_drm_preclose(struct drm_device *dev, |
6f811502 | 230 | struct drm_file *file) |
0cbc330e ID |
231 | { |
232 | exynos_drm_subdrv_close(dev, file); | |
233 | } | |
234 | ||
235 | static void exynos_drm_postclose(struct drm_device *dev, struct drm_file *file) | |
ccf4d883 | 236 | { |
3ab09435 | 237 | struct exynos_drm_private *private = dev->dev_private; |
96f54215 | 238 | struct drm_exynos_file_private *file_priv; |
0cbc330e ID |
239 | struct drm_pending_vblank_event *v, *vt; |
240 | struct drm_pending_event *e, *et; | |
3ab09435 JS |
241 | unsigned long flags; |
242 | ||
0cbc330e ID |
243 | if (!file->driver_priv) |
244 | return; | |
245 | ||
246 | /* Release all events not unhandled by page flip handler. */ | |
3ab09435 | 247 | spin_lock_irqsave(&dev->event_lock, flags); |
0cbc330e | 248 | list_for_each_entry_safe(v, vt, &private->pageflip_event_list, |
3ab09435 | 249 | base.link) { |
0cbc330e ID |
250 | if (v->base.file_priv == file) { |
251 | list_del(&v->base.link); | |
252 | drm_vblank_put(dev, v->pipe); | |
253 | v->base.destroy(&v->base); | |
3ab09435 JS |
254 | } |
255 | } | |
9084f7b8 | 256 | |
0cbc330e ID |
257 | /* Release all events handled by page flip handler but not freed. */ |
258 | list_for_each_entry_safe(e, et, &file->event_list, link) { | |
259 | list_del(&e->link); | |
260 | e->destroy(e); | |
261 | } | |
262 | spin_unlock_irqrestore(&dev->event_lock, flags); | |
ccf4d883 | 263 | |
96f54215 ID |
264 | file_priv = file->driver_priv; |
265 | if (file_priv->anon_filp) | |
266 | fput(file_priv->anon_filp); | |
53ef299f ID |
267 | |
268 | kfree(file->driver_priv); | |
269 | file->driver_priv = NULL; | |
270 | } | |
271 | ||
1c248b7d ID |
272 | static void exynos_drm_lastclose(struct drm_device *dev) |
273 | { | |
1c248b7d ID |
274 | exynos_drm_fbdev_restore_mode(dev); |
275 | } | |
276 | ||
78b68556 | 277 | static const struct vm_operations_struct exynos_drm_gem_vm_ops = { |
1c248b7d ID |
278 | .fault = exynos_drm_gem_fault, |
279 | .open = drm_gem_vm_open, | |
280 | .close = drm_gem_vm_close, | |
281 | }; | |
282 | ||
baa70943 | 283 | static const struct drm_ioctl_desc exynos_ioctls[] = { |
1c248b7d ID |
284 | DRM_IOCTL_DEF_DRV(EXYNOS_GEM_CREATE, exynos_drm_gem_create_ioctl, |
285 | DRM_UNLOCKED | DRM_AUTH), | |
286 | DRM_IOCTL_DEF_DRV(EXYNOS_GEM_MAP_OFFSET, | |
287 | exynos_drm_gem_map_offset_ioctl, DRM_UNLOCKED | | |
288 | DRM_AUTH), | |
289 | DRM_IOCTL_DEF_DRV(EXYNOS_GEM_MMAP, | |
290 | exynos_drm_gem_mmap_ioctl, DRM_UNLOCKED | DRM_AUTH), | |
40cd7e0c ID |
291 | DRM_IOCTL_DEF_DRV(EXYNOS_GEM_GET, |
292 | exynos_drm_gem_get_ioctl, DRM_UNLOCKED), | |
b73d1230 ID |
293 | DRM_IOCTL_DEF_DRV(EXYNOS_VIDI_CONNECTION, |
294 | vidi_connection_ioctl, DRM_UNLOCKED | DRM_AUTH), | |
d7f1642c JS |
295 | DRM_IOCTL_DEF_DRV(EXYNOS_G2D_GET_VER, |
296 | exynos_g2d_get_ver_ioctl, DRM_UNLOCKED | DRM_AUTH), | |
297 | DRM_IOCTL_DEF_DRV(EXYNOS_G2D_SET_CMDLIST, | |
298 | exynos_g2d_set_cmdlist_ioctl, DRM_UNLOCKED | DRM_AUTH), | |
299 | DRM_IOCTL_DEF_DRV(EXYNOS_G2D_EXEC, | |
300 | exynos_g2d_exec_ioctl, DRM_UNLOCKED | DRM_AUTH), | |
cb471f14 EK |
301 | DRM_IOCTL_DEF_DRV(EXYNOS_IPP_GET_PROPERTY, |
302 | exynos_drm_ipp_get_property, DRM_UNLOCKED | DRM_AUTH), | |
303 | DRM_IOCTL_DEF_DRV(EXYNOS_IPP_SET_PROPERTY, | |
304 | exynos_drm_ipp_set_property, DRM_UNLOCKED | DRM_AUTH), | |
305 | DRM_IOCTL_DEF_DRV(EXYNOS_IPP_QUEUE_BUF, | |
306 | exynos_drm_ipp_queue_buf, DRM_UNLOCKED | DRM_AUTH), | |
307 | DRM_IOCTL_DEF_DRV(EXYNOS_IPP_CMD_CTRL, | |
308 | exynos_drm_ipp_cmd_ctrl, DRM_UNLOCKED | DRM_AUTH), | |
1c248b7d ID |
309 | }; |
310 | ||
ac2bdf73 JS |
311 | static const struct file_operations exynos_drm_driver_fops = { |
312 | .owner = THIS_MODULE, | |
313 | .open = drm_open, | |
314 | .mmap = exynos_drm_gem_mmap, | |
315 | .poll = drm_poll, | |
316 | .read = drm_read, | |
317 | .unlocked_ioctl = drm_ioctl, | |
804d74ab KP |
318 | #ifdef CONFIG_COMPAT |
319 | .compat_ioctl = drm_compat_ioctl, | |
320 | #endif | |
ac2bdf73 JS |
321 | .release = drm_release, |
322 | }; | |
323 | ||
1c248b7d | 324 | static struct drm_driver exynos_drm_driver = { |
be9b64a8 | 325 | .driver_features = DRIVER_MODESET | DRIVER_GEM | DRIVER_PRIME, |
1c248b7d ID |
326 | .load = exynos_drm_load, |
327 | .unload = exynos_drm_unload, | |
af65c804 SP |
328 | .suspend = exynos_drm_suspend, |
329 | .resume = exynos_drm_resume, | |
9084f7b8 | 330 | .open = exynos_drm_open, |
ccf4d883 | 331 | .preclose = exynos_drm_preclose, |
1c248b7d | 332 | .lastclose = exynos_drm_lastclose, |
53ef299f | 333 | .postclose = exynos_drm_postclose, |
1c248b7d ID |
334 | .get_vblank_counter = drm_vblank_count, |
335 | .enable_vblank = exynos_drm_crtc_enable_vblank, | |
336 | .disable_vblank = exynos_drm_crtc_disable_vblank, | |
1c248b7d ID |
337 | .gem_free_object = exynos_drm_gem_free_object, |
338 | .gem_vm_ops = &exynos_drm_gem_vm_ops, | |
339 | .dumb_create = exynos_drm_gem_dumb_create, | |
340 | .dumb_map_offset = exynos_drm_gem_dumb_map_offset, | |
43387b37 | 341 | .dumb_destroy = drm_gem_dumb_destroy, |
b2df26c1 ID |
342 | .prime_handle_to_fd = drm_gem_prime_handle_to_fd, |
343 | .prime_fd_to_handle = drm_gem_prime_fd_to_handle, | |
344 | .gem_prime_export = exynos_dmabuf_prime_export, | |
345 | .gem_prime_import = exynos_dmabuf_prime_import, | |
1c248b7d | 346 | .ioctls = exynos_ioctls, |
baa70943 | 347 | .num_ioctls = ARRAY_SIZE(exynos_ioctls), |
ac2bdf73 | 348 | .fops = &exynos_drm_driver_fops, |
1c248b7d ID |
349 | .name = DRIVER_NAME, |
350 | .desc = DRIVER_DESC, | |
351 | .date = DRIVER_DATE, | |
352 | .major = DRIVER_MAJOR, | |
353 | .minor = DRIVER_MINOR, | |
354 | }; | |
355 | ||
af65c804 SP |
356 | #ifdef CONFIG_PM_SLEEP |
357 | static int exynos_drm_sys_suspend(struct device *dev) | |
358 | { | |
359 | struct drm_device *drm_dev = dev_get_drvdata(dev); | |
360 | pm_message_t message; | |
361 | ||
362 | if (pm_runtime_suspended(dev)) | |
363 | return 0; | |
364 | ||
365 | message.event = PM_EVENT_SUSPEND; | |
366 | return exynos_drm_suspend(drm_dev, message); | |
367 | } | |
368 | ||
369 | static int exynos_drm_sys_resume(struct device *dev) | |
370 | { | |
371 | struct drm_device *drm_dev = dev_get_drvdata(dev); | |
372 | ||
373 | if (pm_runtime_suspended(dev)) | |
374 | return 0; | |
375 | ||
376 | return exynos_drm_resume(drm_dev); | |
377 | } | |
378 | #endif | |
379 | ||
380 | #ifdef CONFIG_PM_RUNTIME | |
381 | static int exynos_drm_runtime_suspend(struct device *dev) | |
382 | { | |
383 | struct drm_device *drm_dev = dev_get_drvdata(dev); | |
384 | pm_message_t message; | |
385 | ||
386 | if (pm_runtime_suspended(dev)) | |
387 | return 0; | |
388 | ||
389 | message.event = PM_EVENT_SUSPEND; | |
390 | return exynos_drm_suspend(drm_dev, message); | |
391 | } | |
392 | ||
393 | static int exynos_drm_runtime_resume(struct device *dev) | |
394 | { | |
395 | struct drm_device *drm_dev = dev_get_drvdata(dev); | |
396 | ||
397 | if (!pm_runtime_suspended(dev)) | |
398 | return 0; | |
399 | ||
400 | return exynos_drm_resume(drm_dev); | |
401 | } | |
402 | #endif | |
403 | ||
404 | static const struct dev_pm_ops exynos_drm_pm_ops = { | |
405 | SET_SYSTEM_SLEEP_PM_OPS(exynos_drm_sys_suspend, exynos_drm_sys_resume) | |
406 | SET_RUNTIME_PM_OPS(exynos_drm_runtime_suspend, | |
407 | exynos_drm_runtime_resume, NULL) | |
408 | }; | |
409 | ||
f37cd5e8 ID |
410 | int exynos_drm_component_add(struct device *dev, |
411 | const struct component_ops *ops) | |
412 | { | |
413 | struct component_dev *cdev; | |
414 | int ret; | |
415 | ||
416 | cdev = kzalloc(sizeof(*cdev), GFP_KERNEL); | |
417 | if (!cdev) | |
418 | return -ENOMEM; | |
419 | ||
420 | ret = component_add(dev, ops); | |
421 | if (ret) { | |
422 | kfree(cdev); | |
423 | return ret; | |
424 | } | |
425 | ||
426 | cdev->dev = dev; | |
427 | ||
428 | mutex_lock(&drm_component_lock); | |
429 | list_add_tail(&cdev->list, &drm_component_list); | |
430 | mutex_unlock(&drm_component_lock); | |
431 | ||
432 | return 0; | |
433 | } | |
434 | ||
435 | void exynos_drm_component_del(struct device *dev, | |
436 | const struct component_ops *ops) | |
437 | { | |
438 | struct component_dev *cdev, *next; | |
439 | ||
440 | mutex_lock(&drm_component_lock); | |
441 | ||
442 | list_for_each_entry_safe(cdev, next, &drm_component_list, list) { | |
443 | if (dev == cdev->dev) { | |
444 | list_del(&cdev->list); | |
445 | kfree(cdev); | |
446 | mutex_unlock(&drm_component_lock); | |
447 | break; | |
448 | } | |
449 | } | |
450 | ||
451 | mutex_unlock(&drm_component_lock); | |
452 | ||
453 | component_del(dev, ops); | |
454 | } | |
455 | ||
456 | static int compare_of(struct device *dev, void *data) | |
457 | { | |
458 | return dev == (struct device *)data; | |
459 | } | |
460 | ||
461 | static int exynos_drm_add_components(struct device *dev, struct master *m) | |
462 | { | |
463 | unsigned int attached_cnt = 0; | |
464 | struct component_dev *cdev; | |
465 | ||
466 | mutex_lock(&drm_component_lock); | |
467 | ||
468 | list_for_each_entry(cdev, &drm_component_list, list) { | |
469 | int ret; | |
470 | ||
471 | mutex_unlock(&drm_component_lock); | |
472 | ||
473 | ret = component_master_add_child(m, compare_of, cdev->dev); | |
474 | if (!ret) | |
475 | attached_cnt++; | |
476 | ||
477 | mutex_lock(&drm_component_lock); | |
478 | } | |
479 | ||
480 | mutex_unlock(&drm_component_lock); | |
481 | ||
482 | if (!attached_cnt) | |
483 | return -ENXIO; | |
484 | ||
485 | return 0; | |
486 | } | |
487 | ||
488 | static int exynos_drm_bind(struct device *dev) | |
489 | { | |
490 | pm_runtime_enable(dev); | |
491 | pm_runtime_get_sync(dev); | |
492 | ||
493 | return drm_platform_init(&exynos_drm_driver, to_platform_device(dev)); | |
494 | } | |
495 | ||
496 | static void exynos_drm_unbind(struct device *dev) | |
497 | { | |
498 | drm_put_dev(dev_get_drvdata(dev)); | |
499 | } | |
500 | ||
501 | static const struct component_master_ops exynos_drm_ops = { | |
502 | .add_components = exynos_drm_add_components, | |
503 | .bind = exynos_drm_bind, | |
504 | .unbind = exynos_drm_unbind, | |
1c248b7d ID |
505 | }; |
506 | ||
f37cd5e8 | 507 | static int exynos_drm_platform_probe(struct platform_device *pdev) |
1c248b7d | 508 | { |
132a5b91 JS |
509 | int ret; |
510 | ||
f37cd5e8 ID |
511 | pdev->dev.coherent_dma_mask = DMA_BIT_MASK(32); |
512 | exynos_drm_driver.num_ioctls = DRM_ARRAY_SIZE(exynos_ioctls); | |
513 | ||
514 | #ifdef CONFIG_DRM_EXYNOS_FIMD | |
515 | ret = platform_driver_register(&fimd_driver); | |
516 | if (ret < 0) | |
517 | return ret; | |
518 | #endif | |
519 | ||
1417f109 SP |
520 | #ifdef CONFIG_DRM_EXYNOS_DP |
521 | ret = platform_driver_register(&dp_driver); | |
522 | if (ret < 0) | |
f37cd5e8 | 523 | goto err_unregister_fimd_drv; |
1417f109 SP |
524 | #endif |
525 | ||
7eb8f069 AH |
526 | #ifdef CONFIG_DRM_EXYNOS_DSI |
527 | ret = platform_driver_register(&dsi_driver); | |
528 | if (ret < 0) | |
121692eb | 529 | goto err_unregister_dp_drv; |
7eb8f069 AH |
530 | #endif |
531 | ||
132a5b91 | 532 | #ifdef CONFIG_DRM_EXYNOS_HDMI |
132a5b91 JS |
533 | ret = platform_driver_register(&mixer_driver); |
534 | if (ret < 0) | |
f37cd5e8 ID |
535 | goto err_unregister_dsi_drv; |
536 | ret = platform_driver_register(&hdmi_driver); | |
b73d1230 | 537 | if (ret < 0) |
121692eb | 538 | goto err_unregister_mixer_drv; |
b73d1230 ID |
539 | #endif |
540 | ||
d7f1642c JS |
541 | #ifdef CONFIG_DRM_EXYNOS_G2D |
542 | ret = platform_driver_register(&g2d_driver); | |
543 | if (ret < 0) | |
f37cd5e8 | 544 | goto err_unregister_hdmi_drv; |
d7f1642c JS |
545 | #endif |
546 | ||
16102edb EK |
547 | #ifdef CONFIG_DRM_EXYNOS_FIMC |
548 | ret = platform_driver_register(&fimc_driver); | |
549 | if (ret < 0) | |
121692eb | 550 | goto err_unregister_g2d_drv; |
16102edb EK |
551 | #endif |
552 | ||
bea8a429 EK |
553 | #ifdef CONFIG_DRM_EXYNOS_ROTATOR |
554 | ret = platform_driver_register(&rotator_driver); | |
555 | if (ret < 0) | |
121692eb | 556 | goto err_unregister_fimc_drv; |
bea8a429 EK |
557 | #endif |
558 | ||
f2646380 EK |
559 | #ifdef CONFIG_DRM_EXYNOS_GSC |
560 | ret = platform_driver_register(&gsc_driver); | |
561 | if (ret < 0) | |
121692eb | 562 | goto err_unregister_rotator_drv; |
f2646380 EK |
563 | #endif |
564 | ||
cb471f14 EK |
565 | #ifdef CONFIG_DRM_EXYNOS_IPP |
566 | ret = platform_driver_register(&ipp_driver); | |
567 | if (ret < 0) | |
121692eb | 568 | goto err_unregister_gsc_drv; |
43f41900 SWK |
569 | |
570 | ret = exynos_platform_device_ipp_register(); | |
571 | if (ret < 0) | |
121692eb | 572 | goto err_unregister_ipp_drv; |
cb471f14 EK |
573 | #endif |
574 | ||
f37cd5e8 | 575 | ret = component_master_add(&pdev->dev, &exynos_drm_ops); |
132a5b91 | 576 | if (ret < 0) |
f37cd5e8 | 577 | DRM_DEBUG_KMS("re-tried by last sub driver probed later.\n"); |
132a5b91 JS |
578 | |
579 | return 0; | |
580 | ||
cb471f14 | 581 | #ifdef CONFIG_DRM_EXYNOS_IPP |
121692eb | 582 | err_unregister_ipp_drv: |
cb471f14 | 583 | platform_driver_unregister(&ipp_driver); |
121692eb | 584 | err_unregister_gsc_drv: |
cb471f14 EK |
585 | #endif |
586 | ||
f2646380 EK |
587 | #ifdef CONFIG_DRM_EXYNOS_GSC |
588 | platform_driver_unregister(&gsc_driver); | |
121692eb | 589 | err_unregister_rotator_drv: |
f2646380 EK |
590 | #endif |
591 | ||
bea8a429 EK |
592 | #ifdef CONFIG_DRM_EXYNOS_ROTATOR |
593 | platform_driver_unregister(&rotator_driver); | |
121692eb | 594 | err_unregister_fimc_drv: |
bea8a429 EK |
595 | #endif |
596 | ||
16102edb EK |
597 | #ifdef CONFIG_DRM_EXYNOS_FIMC |
598 | platform_driver_unregister(&fimc_driver); | |
121692eb | 599 | err_unregister_g2d_drv: |
16102edb EK |
600 | #endif |
601 | ||
d7f1642c JS |
602 | #ifdef CONFIG_DRM_EXYNOS_G2D |
603 | platform_driver_unregister(&g2d_driver); | |
f37cd5e8 | 604 | err_unregister_hdmi_drv: |
b73d1230 ID |
605 | #endif |
606 | ||
132a5b91 | 607 | #ifdef CONFIG_DRM_EXYNOS_HDMI |
132a5b91 | 608 | platform_driver_unregister(&hdmi_driver); |
f37cd5e8 ID |
609 | err_unregister_mixer_drv: |
610 | platform_driver_unregister(&mixer_driver); | |
121692eb | 611 | err_unregister_dsi_drv: |
1417f109 | 612 | #endif |
25928a39 | 613 | |
7eb8f069 AH |
614 | #ifdef CONFIG_DRM_EXYNOS_DSI |
615 | platform_driver_unregister(&dsi_driver); | |
121692eb | 616 | err_unregister_dp_drv: |
7eb8f069 AH |
617 | #endif |
618 | ||
1417f109 SP |
619 | #ifdef CONFIG_DRM_EXYNOS_DP |
620 | platform_driver_unregister(&dp_driver); | |
f37cd5e8 ID |
621 | err_unregister_fimd_drv: |
622 | #endif | |
623 | ||
624 | #ifdef CONFIG_DRM_EXYNOS_FIMD | |
625 | platform_driver_unregister(&fimd_driver); | |
132a5b91 JS |
626 | #endif |
627 | return ret; | |
1c248b7d ID |
628 | } |
629 | ||
f37cd5e8 | 630 | static int exynos_drm_platform_remove(struct platform_device *pdev) |
1c248b7d | 631 | { |
cb471f14 | 632 | #ifdef CONFIG_DRM_EXYNOS_IPP |
43f41900 | 633 | exynos_platform_device_ipp_unregister(); |
cb471f14 EK |
634 | platform_driver_unregister(&ipp_driver); |
635 | #endif | |
636 | ||
f2646380 EK |
637 | #ifdef CONFIG_DRM_EXYNOS_GSC |
638 | platform_driver_unregister(&gsc_driver); | |
639 | #endif | |
640 | ||
bea8a429 EK |
641 | #ifdef CONFIG_DRM_EXYNOS_ROTATOR |
642 | platform_driver_unregister(&rotator_driver); | |
643 | #endif | |
644 | ||
16102edb EK |
645 | #ifdef CONFIG_DRM_EXYNOS_FIMC |
646 | platform_driver_unregister(&fimc_driver); | |
647 | #endif | |
648 | ||
d7f1642c JS |
649 | #ifdef CONFIG_DRM_EXYNOS_G2D |
650 | platform_driver_unregister(&g2d_driver); | |
651 | #endif | |
652 | ||
132a5b91 | 653 | #ifdef CONFIG_DRM_EXYNOS_HDMI |
132a5b91 JS |
654 | platform_driver_unregister(&mixer_driver); |
655 | platform_driver_unregister(&hdmi_driver); | |
656 | #endif | |
657 | ||
658 | #ifdef CONFIG_DRM_EXYNOS_FIMD | |
659 | platform_driver_unregister(&fimd_driver); | |
660 | #endif | |
1417f109 | 661 | |
7eb8f069 AH |
662 | #ifdef CONFIG_DRM_EXYNOS_DSI |
663 | platform_driver_unregister(&dsi_driver); | |
664 | #endif | |
665 | ||
1417f109 SP |
666 | #ifdef CONFIG_DRM_EXYNOS_DP |
667 | platform_driver_unregister(&dp_driver); | |
668 | #endif | |
f37cd5e8 ID |
669 | component_master_del(&pdev->dev, &exynos_drm_ops); |
670 | return 0; | |
671 | } | |
672 | ||
673 | static struct platform_driver exynos_drm_platform_driver = { | |
674 | .probe = exynos_drm_platform_probe, | |
675 | .remove = exynos_drm_platform_remove, | |
676 | .driver = { | |
677 | .owner = THIS_MODULE, | |
678 | .name = "exynos-drm", | |
679 | .pm = &exynos_drm_pm_ops, | |
680 | }, | |
681 | }; | |
682 | ||
683 | static int exynos_drm_init(void) | |
684 | { | |
685 | int ret; | |
686 | ||
687 | exynos_drm_pdev = platform_device_register_simple("exynos-drm", -1, | |
688 | NULL, 0); | |
689 | if (IS_ERR(exynos_drm_pdev)) | |
690 | return PTR_ERR(exynos_drm_pdev); | |
691 | ||
692 | #ifdef CONFIG_DRM_EXYNOS_VIDI | |
693 | ret = exynos_drm_probe_vidi(); | |
694 | if (ret < 0) | |
695 | goto err_unregister_pd; | |
696 | #endif | |
697 | ||
698 | ret = platform_driver_register(&exynos_drm_platform_driver); | |
699 | if (ret) | |
700 | goto err_remove_vidi; | |
701 | ||
702 | return 0; | |
703 | ||
704 | err_unregister_pd: | |
705 | platform_device_unregister(exynos_drm_pdev); | |
706 | ||
707 | err_remove_vidi: | |
708 | #ifdef CONFIG_DRM_EXYNOS_VIDI | |
709 | exynos_drm_remove_vidi(); | |
710 | #endif | |
711 | ||
712 | return ret; | |
713 | } | |
714 | ||
715 | static void exynos_drm_exit(void) | |
716 | { | |
717 | #ifdef CONFIG_DRM_EXYNOS_VIDI | |
718 | exynos_drm_remove_vidi(); | |
719 | #endif | |
720 | platform_device_unregister(exynos_drm_pdev); | |
721 | platform_driver_unregister(&exynos_drm_platform_driver); | |
1c248b7d ID |
722 | } |
723 | ||
724 | module_init(exynos_drm_init); | |
725 | module_exit(exynos_drm_exit); | |
726 | ||
727 | MODULE_AUTHOR("Inki Dae <inki.dae@samsung.com>"); | |
728 | MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>"); | |
729 | MODULE_AUTHOR("Seung-Woo Kim <sw0312.kim@samsung.com>"); | |
730 | MODULE_DESCRIPTION("Samsung SoC DRM Driver"); | |
731 | MODULE_LICENSE("GPL"); |