Commit | Line | Data |
---|---|---|
1c248b7d ID |
1 | /* exynos_drm_drv.h |
2 | * | |
3 | * Copyright (c) 2011 Samsung Electronics Co., Ltd. | |
4 | * Authors: | |
5 | * Inki Dae <inki.dae@samsung.com> | |
6 | * Joonyoung Shim <jy0922.shim@samsung.com> | |
7 | * Seung-Woo Kim <sw0312.kim@samsung.com> | |
8 | * | |
d81aecb5 ID |
9 | * This program is free software; you can redistribute it and/or modify it |
10 | * under the terms of the GNU General Public License as published by the | |
11 | * Free Software Foundation; either version 2 of the License, or (at your | |
12 | * option) any later version. | |
1c248b7d ID |
13 | */ |
14 | ||
15 | #ifndef _EXYNOS_DRM_DRV_H_ | |
16 | #define _EXYNOS_DRM_DRV_H_ | |
17 | ||
d2c1bba3 | 18 | #include <drm/drmP.h> |
4f9eb94f | 19 | #include <linux/module.h> |
1c248b7d | 20 | |
b73d1230 | 21 | #define MAX_CRTC 3 |
864ee9e6 | 22 | #define MAX_PLANE 5 |
b73d1230 | 23 | #define MAX_FB_BUFFER 4 |
864ee9e6 | 24 | #define DEFAULT_ZPOS -1 |
1c248b7d | 25 | |
ffceaed6 GP |
26 | #define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc,\ |
27 | drm_crtc) | |
28 | ||
df5225bc ID |
29 | /* This enumerates device type. */ |
30 | enum exynos_drm_device_type { | |
31 | EXYNOS_DEVICE_TYPE_NONE, | |
32 | EXYNOS_DEVICE_TYPE_CRTC, | |
33 | EXYNOS_DEVICE_TYPE_CONNECTOR, | |
34 | }; | |
35 | ||
1c248b7d ID |
36 | /* this enumerates display type. */ |
37 | enum exynos_drm_output_type { | |
38 | EXYNOS_DISPLAY_TYPE_NONE, | |
39 | /* RGB or CPU Interface. */ | |
40 | EXYNOS_DISPLAY_TYPE_LCD, | |
41 | /* HDMI Interface. */ | |
42 | EXYNOS_DISPLAY_TYPE_HDMI, | |
b73d1230 ID |
43 | /* Virtual Display Interface. */ |
44 | EXYNOS_DISPLAY_TYPE_VIDI, | |
1c248b7d ID |
45 | }; |
46 | ||
1c248b7d ID |
47 | /* |
48 | * Exynos drm common overlay structure. | |
49 | * | |
19c8b834 ID |
50 | * @fb_x: offset x on a framebuffer to be displayed. |
51 | * - the unit is screen coordinates. | |
52 | * @fb_y: offset y on a framebuffer to be displayed. | |
53 | * - the unit is screen coordinates. | |
54 | * @fb_width: width of a framebuffer. | |
55 | * @fb_height: height of a framebuffer. | |
0d8071ee SWK |
56 | * @src_width: width of a partial image to be displayed from framebuffer. |
57 | * @src_height: height of a partial image to be displayed from framebuffer. | |
19c8b834 ID |
58 | * @crtc_x: offset x on hardware screen. |
59 | * @crtc_y: offset y on hardware screen. | |
60 | * @crtc_width: window width to be displayed (hardware screen). | |
61 | * @crtc_height: window height to be displayed (hardware screen). | |
62 | * @mode_width: width of screen mode. | |
63 | * @mode_height: height of screen mode. | |
64 | * @refresh: refresh rate. | |
65 | * @scan_flag: interlace or progressive way. | |
66 | * (it could be DRM_MODE_FLAG_*) | |
1c248b7d | 67 | * @bpp: pixel size.(in bit) |
229d3534 SWK |
68 | * @pixel_format: fourcc pixel format of this overlay |
69 | * @dma_addr: array of bus(accessed by dma) address to the memory region | |
70 | * allocated for a overlay. | |
864ee9e6 | 71 | * @zpos: order of overlay layer(z position). |
1c248b7d ID |
72 | * @index_color: if using color key feature then this value would be used |
73 | * as index color. | |
4a5827fb GP |
74 | * @default_win: a window to be enabled. |
75 | * @color_key: color key on or off. | |
1c248b7d ID |
76 | * @local_path: in case of lcd type, local path mode on or off. |
77 | * @transparency: transparency on or off. | |
78 | * @activated: activated or not. | |
79 | * | |
80 | * this structure is common to exynos SoC and its contents would be copied | |
81 | * to hardware specific overlay info. | |
82 | */ | |
83 | struct exynos_drm_overlay { | |
19c8b834 ID |
84 | unsigned int fb_x; |
85 | unsigned int fb_y; | |
86 | unsigned int fb_width; | |
87 | unsigned int fb_height; | |
0d8071ee SWK |
88 | unsigned int src_width; |
89 | unsigned int src_height; | |
19c8b834 ID |
90 | unsigned int crtc_x; |
91 | unsigned int crtc_y; | |
92 | unsigned int crtc_width; | |
93 | unsigned int crtc_height; | |
94 | unsigned int mode_width; | |
95 | unsigned int mode_height; | |
96 | unsigned int refresh; | |
97 | unsigned int scan_flag; | |
1c248b7d | 98 | unsigned int bpp; |
19c8b834 | 99 | unsigned int pitch; |
229d3534 SWK |
100 | uint32_t pixel_format; |
101 | dma_addr_t dma_addr[MAX_FB_BUFFER]; | |
864ee9e6 | 102 | int zpos; |
1c248b7d | 103 | unsigned int index_color; |
4a5827fb GP |
104 | |
105 | bool default_win:1; | |
106 | bool color_key:1; | |
107 | bool local_path:1; | |
108 | bool transparency:1; | |
109 | bool activated:1; | |
1c248b7d ID |
110 | }; |
111 | ||
112 | /* | |
113 | * Exynos DRM Display Structure. | |
114 | * - this structure is common to analog tv, digital tv and lcd panel. | |
115 | * | |
60cb8586 | 116 | * @create_connector: initialize and register a new connector |
080be03d | 117 | * @remove: cleans up the display for removal |
080be03d SP |
118 | * @mode_fixup: fix mode data comparing to hw specific display mode. |
119 | * @mode_set: convert drm_display_mode to hw specific display mode and | |
120 | * would be called by encoder->mode_set(). | |
16844fb1 | 121 | * @check_mode: check if mode is valid or not. |
54c40ded | 122 | * @dpms: display device on or off. |
080be03d | 123 | * @commit: apply changes to hw |
1c248b7d | 124 | */ |
080be03d | 125 | struct exynos_drm_display; |
74ccc539 | 126 | struct exynos_drm_display_ops { |
c37f42cd SP |
127 | int (*create_connector)(struct exynos_drm_display *display, |
128 | struct drm_encoder *encoder); | |
080be03d | 129 | void (*remove)(struct exynos_drm_display *display); |
080be03d SP |
130 | void (*mode_fixup)(struct exynos_drm_display *display, |
131 | struct drm_connector *connector, | |
132 | const struct drm_display_mode *mode, | |
133 | struct drm_display_mode *adjusted_mode); | |
134 | void (*mode_set)(struct exynos_drm_display *display, | |
135 | struct drm_display_mode *mode); | |
136 | int (*check_mode)(struct exynos_drm_display *display, | |
137 | struct drm_display_mode *mode); | |
138 | void (*dpms)(struct exynos_drm_display *display, int mode); | |
139 | void (*commit)(struct exynos_drm_display *display); | |
140 | }; | |
141 | ||
142 | /* | |
143 | * Exynos drm display structure, maps 1:1 with an encoder/connector | |
144 | * | |
145 | * @list: the list entry for this manager | |
146 | * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. | |
147 | * @encoder: encoder object this display maps to | |
148 | * @connector: connector object this display maps to | |
149 | * @ops: pointer to callbacks for exynos drm specific functionality | |
150 | * @ctx: A pointer to the display's implementation specific context | |
151 | */ | |
152 | struct exynos_drm_display { | |
153 | struct list_head list; | |
1c248b7d | 154 | enum exynos_drm_output_type type; |
080be03d SP |
155 | struct drm_encoder *encoder; |
156 | struct drm_connector *connector; | |
157 | struct exynos_drm_display_ops *ops; | |
1c248b7d ID |
158 | }; |
159 | ||
160 | /* | |
161 | * Exynos drm manager ops | |
162 | * | |
ec05da95 | 163 | * @dpms: control device power. |
4b405269 | 164 | * @mode_fixup: fix mode data before applying it |
cd706aa8 | 165 | * @mode_set: set the given mode to the manager |
1c248b7d ID |
166 | * @commit: set current hw specific display mode to hw. |
167 | * @enable_vblank: specific driver callback for enabling vblank interrupt. | |
168 | * @disable_vblank: specific driver callback for disabling vblank interrupt. | |
f74085a9 P |
169 | * @wait_for_vblank: wait for vblank interrupt to make sure that |
170 | * hardware overlay is updated. | |
1c6244c3 SP |
171 | * @win_mode_set: copy drm overlay info to hw specific overlay info. |
172 | * @win_commit: apply hardware specific overlay data to registers. | |
173 | * @win_enable: enable hardware specific overlay. | |
174 | * @win_disable: disable hardware specific overlay. | |
5595d4d8 YC |
175 | * @te_handler: trigger to transfer video image at the tearing effect |
176 | * synchronization signal if there is a page flip request. | |
1c248b7d | 177 | */ |
bb7704d6 | 178 | struct exynos_drm_manager; |
1c248b7d | 179 | struct exynos_drm_manager_ops { |
bb7704d6 | 180 | void (*dpms)(struct exynos_drm_manager *mgr, int mode); |
4b405269 | 181 | bool (*mode_fixup)(struct exynos_drm_manager *mgr, |
e811f5ae | 182 | const struct drm_display_mode *mode, |
1de425b0 | 183 | struct drm_display_mode *adjusted_mode); |
cd706aa8 SP |
184 | void (*mode_set)(struct exynos_drm_manager *mgr, |
185 | const struct drm_display_mode *mode); | |
bb7704d6 SP |
186 | void (*commit)(struct exynos_drm_manager *mgr); |
187 | int (*enable_vblank)(struct exynos_drm_manager *mgr); | |
188 | void (*disable_vblank)(struct exynos_drm_manager *mgr); | |
189 | void (*wait_for_vblank)(struct exynos_drm_manager *mgr); | |
190 | void (*win_mode_set)(struct exynos_drm_manager *mgr, | |
1c6244c3 | 191 | struct exynos_drm_overlay *overlay); |
bb7704d6 SP |
192 | void (*win_commit)(struct exynos_drm_manager *mgr, int zpos); |
193 | void (*win_enable)(struct exynos_drm_manager *mgr, int zpos); | |
194 | void (*win_disable)(struct exynos_drm_manager *mgr, int zpos); | |
5595d4d8 | 195 | void (*te_handler)(struct exynos_drm_manager *mgr); |
1c248b7d ID |
196 | }; |
197 | ||
198 | /* | |
080be03d | 199 | * Exynos drm common manager structure, maps 1:1 with a crtc |
1c248b7d | 200 | * |
080be03d SP |
201 | * @list: the list entry for this manager |
202 | * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. | |
203 | * @drm_dev: pointer to the drm device | |
f37cd5e8 | 204 | * @crtc: crtc object. |
080be03d SP |
205 | * @pipe: the pipe number for this crtc/manager |
206 | * @ops: pointer to callbacks for exynos drm specific functionality | |
bb7704d6 | 207 | * @ctx: A pointer to the manager's implementation specific context |
1c248b7d ID |
208 | */ |
209 | struct exynos_drm_manager { | |
080be03d SP |
210 | struct list_head list; |
211 | enum exynos_drm_output_type type; | |
212 | struct drm_device *drm_dev; | |
f37cd5e8 | 213 | struct drm_crtc *crtc; |
1c248b7d ID |
214 | int pipe; |
215 | struct exynos_drm_manager_ops *ops; | |
1c248b7d ID |
216 | }; |
217 | ||
2bf053eb GP |
218 | enum exynos_crtc_mode { |
219 | CRTC_MODE_NORMAL, /* normal mode */ | |
220 | CRTC_MODE_BLANK, /* The private plane of crtc is blank */ | |
221 | }; | |
222 | ||
223 | /* | |
224 | * Exynos specific crtc structure. | |
225 | * | |
226 | * @drm_crtc: crtc object. | |
227 | * @manager: the manager associated with this crtc | |
228 | * @pipe: a crtc index created at load() with a new crtc object creation | |
229 | * and the crtc object would be set to private->crtc array | |
230 | * to get a crtc object corresponding to this pipe from private->crtc | |
231 | * array when irq interrupt occurred. the reason of using this pipe is that | |
232 | * drm framework doesn't support multiple irq yet. | |
233 | * we can refer to the crtc to current hardware interrupt occurred through | |
234 | * this pipe value. | |
235 | * @dpms: store the crtc dpms value | |
236 | * @mode: store the crtc mode value | |
237 | */ | |
238 | struct exynos_drm_crtc { | |
239 | struct drm_crtc drm_crtc; | |
240 | struct exynos_drm_manager *manager; | |
241 | unsigned int pipe; | |
242 | unsigned int dpms; | |
243 | enum exynos_crtc_mode mode; | |
244 | wait_queue_head_t pending_flip_queue; | |
245 | atomic_t pending_flip; | |
246 | }; | |
247 | ||
d7f1642c JS |
248 | struct exynos_drm_g2d_private { |
249 | struct device *dev; | |
250 | struct list_head inuse_cmdlist; | |
251 | struct list_head event_list; | |
2a3098ff | 252 | struct list_head userptr_list; |
d7f1642c JS |
253 | }; |
254 | ||
255 | struct drm_exynos_file_private { | |
256 | struct exynos_drm_g2d_private *g2d_priv; | |
5c76c5b1 | 257 | struct device *ipp_dev; |
d7f1642c JS |
258 | }; |
259 | ||
1c248b7d ID |
260 | /* |
261 | * Exynos drm private structure. | |
0519f9a1 ID |
262 | * |
263 | * @da_start: start address to device address space. | |
264 | * with iommu, device address space starts from this address | |
265 | * otherwise default one. | |
266 | * @da_space_size: size of device address space. | |
267 | * if 0 then default value is used for it. | |
f37cd5e8 | 268 | * @pipe: the pipe number for this crtc/manager. |
1c248b7d ID |
269 | */ |
270 | struct exynos_drm_private { | |
271 | struct drm_fb_helper *fb_helper; | |
272 | ||
ccf4d883 | 273 | /* list head for new event to be added. */ |
1c248b7d | 274 | struct list_head pageflip_event_list; |
1c248b7d ID |
275 | |
276 | /* | |
277 | * created crtc object would be contained at this array and | |
278 | * this array is used to be aware of which crtc did it request vblank. | |
279 | */ | |
280 | struct drm_crtc *crtc[MAX_CRTC]; | |
00ae67cf | 281 | struct drm_property *plane_zpos_property; |
3b8d1cf8 | 282 | struct drm_property *crtc_mode_property; |
0519f9a1 ID |
283 | |
284 | unsigned long da_start; | |
285 | unsigned long da_space_size; | |
f37cd5e8 ID |
286 | |
287 | unsigned int pipe; | |
1c248b7d ID |
288 | }; |
289 | ||
290 | /* | |
291 | * Exynos drm sub driver structure. | |
292 | * | |
293 | * @list: sub driver has its own list object to register to exynos drm driver. | |
677e84c1 | 294 | * @dev: pointer to device object for subdrv device driver. |
1c248b7d ID |
295 | * @drm_dev: pointer to drm_device and this pointer would be set |
296 | * when sub driver calls exynos_drm_subdrv_register(). | |
297 | * @probe: this callback would be called by exynos drm driver after | |
f37cd5e8 | 298 | * subdrv is registered to it. |
1c248b7d | 299 | * @remove: this callback is used to release resources created |
f37cd5e8 | 300 | * by probe callback. |
9084f7b8 JS |
301 | * @open: this would be called with drm device file open. |
302 | * @close: this would be called with drm device file close. | |
1c248b7d ID |
303 | */ |
304 | struct exynos_drm_subdrv { | |
305 | struct list_head list; | |
677e84c1 | 306 | struct device *dev; |
1c248b7d ID |
307 | struct drm_device *drm_dev; |
308 | ||
41c24346 | 309 | int (*probe)(struct drm_device *drm_dev, struct device *dev); |
29cb6025 | 310 | void (*remove)(struct drm_device *drm_dev, struct device *dev); |
9084f7b8 JS |
311 | int (*open)(struct drm_device *drm_dev, struct device *dev, |
312 | struct drm_file *file); | |
313 | void (*close)(struct drm_device *drm_dev, struct device *dev, | |
314 | struct drm_file *file); | |
1c248b7d ID |
315 | }; |
316 | ||
f37cd5e8 | 317 | /* This function would be called by non kms drivers such as g2d and ipp. */ |
1c248b7d ID |
318 | int exynos_drm_subdrv_register(struct exynos_drm_subdrv *drm_subdrv); |
319 | ||
132a5b91 | 320 | /* this function removes subdrv list from exynos drm driver */ |
1c248b7d ID |
321 | int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *drm_subdrv); |
322 | ||
f37cd5e8 ID |
323 | int exynos_drm_device_subdrv_probe(struct drm_device *dev); |
324 | int exynos_drm_device_subdrv_remove(struct drm_device *dev); | |
9084f7b8 JS |
325 | int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file); |
326 | void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file); | |
327 | ||
72390677 | 328 | #ifdef CONFIG_DRM_EXYNOS_IPP |
43f41900 | 329 | int exynos_platform_device_ipp_register(void); |
43f41900 | 330 | void exynos_platform_device_ipp_unregister(void); |
72390677 AH |
331 | #else |
332 | static inline int exynos_platform_device_ipp_register(void) { return 0; } | |
333 | static inline void exynos_platform_device_ipp_unregister(void) {} | |
334 | #endif | |
335 | ||
43f41900 | 336 | |
14b6873a | 337 | #ifdef CONFIG_DRM_EXYNOS_DPI |
000cc920 | 338 | struct exynos_drm_display * exynos_dpi_probe(struct device *dev); |
4cfde1f2 | 339 | int exynos_dpi_remove(struct exynos_drm_display *display); |
14b6873a | 340 | #else |
000cc920 | 341 | static inline struct exynos_drm_display * |
dcdffeda | 342 | exynos_dpi_probe(struct device *dev) { return NULL; } |
1c9ff4ab GP |
343 | static inline int exynos_dpi_remove(struct exynos_drm_display *display) |
344 | { | |
345 | return 0; | |
346 | } | |
14b6873a AH |
347 | #endif |
348 | ||
72390677 | 349 | #ifdef CONFIG_DRM_EXYNOS_VIDI |
f37cd5e8 | 350 | int exynos_drm_probe_vidi(void); |
f37cd5e8 | 351 | void exynos_drm_remove_vidi(void); |
72390677 AH |
352 | #else |
353 | static inline int exynos_drm_probe_vidi(void) { return 0; } | |
354 | static inline void exynos_drm_remove_vidi(void) {} | |
355 | #endif | |
f37cd5e8 ID |
356 | |
357 | /* This function creates a encoder and a connector, and initializes them. */ | |
358 | int exynos_drm_create_enc_conn(struct drm_device *dev, | |
359 | struct exynos_drm_display *display); | |
360 | ||
f37cd5e8 | 361 | int exynos_drm_component_add(struct device *dev, |
df5225bc ID |
362 | enum exynos_drm_device_type dev_type, |
363 | enum exynos_drm_output_type out_type); | |
f37cd5e8 ID |
364 | |
365 | void exynos_drm_component_del(struct device *dev, | |
df5225bc | 366 | enum exynos_drm_device_type dev_type); |
f37cd5e8 ID |
367 | |
368 | extern struct platform_driver fimd_driver; | |
1417f109 | 369 | extern struct platform_driver dp_driver; |
7eb8f069 | 370 | extern struct platform_driver dsi_driver; |
132a5b91 | 371 | extern struct platform_driver mixer_driver; |
f37cd5e8 | 372 | extern struct platform_driver hdmi_driver; |
132a5b91 | 373 | extern struct platform_driver exynos_drm_common_hdmi_driver; |
b73d1230 | 374 | extern struct platform_driver vidi_driver; |
d7f1642c | 375 | extern struct platform_driver g2d_driver; |
16102edb | 376 | extern struct platform_driver fimc_driver; |
bea8a429 | 377 | extern struct platform_driver rotator_driver; |
f2646380 | 378 | extern struct platform_driver gsc_driver; |
cb471f14 | 379 | extern struct platform_driver ipp_driver; |
1c248b7d | 380 | #endif |