Commit | Line | Data |
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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 |
1c248b7d | 24 | |
357193cd | 25 | #define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc, base) |
8837deea | 26 | #define to_exynos_plane(x) container_of(x, struct exynos_drm_plane, base) |
ffceaed6 | 27 | |
df5225bc ID |
28 | /* This enumerates device type. */ |
29 | enum exynos_drm_device_type { | |
30 | EXYNOS_DEVICE_TYPE_NONE, | |
31 | EXYNOS_DEVICE_TYPE_CRTC, | |
32 | EXYNOS_DEVICE_TYPE_CONNECTOR, | |
33 | }; | |
34 | ||
1c248b7d ID |
35 | /* this enumerates display type. */ |
36 | enum exynos_drm_output_type { | |
37 | EXYNOS_DISPLAY_TYPE_NONE, | |
38 | /* RGB or CPU Interface. */ | |
39 | EXYNOS_DISPLAY_TYPE_LCD, | |
40 | /* HDMI Interface. */ | |
41 | EXYNOS_DISPLAY_TYPE_HDMI, | |
b73d1230 ID |
42 | /* Virtual Display Interface. */ |
43 | EXYNOS_DISPLAY_TYPE_VIDI, | |
1c248b7d ID |
44 | }; |
45 | ||
1c248b7d ID |
46 | /* |
47 | * Exynos drm common overlay structure. | |
48 | * | |
8837deea | 49 | * @base: plane object |
cb8a3db2 | 50 | * @src_x: offset x on a framebuffer to be displayed. |
19c8b834 | 51 | * - the unit is screen coordinates. |
cb8a3db2 | 52 | * @src_y: offset y on a framebuffer to be displayed. |
19c8b834 | 53 | * - the unit is screen coordinates. |
0d8071ee SWK |
54 | * @src_width: width of a partial image to be displayed from framebuffer. |
55 | * @src_height: height of a partial image to be displayed from framebuffer. | |
cb8a3db2 JS |
56 | * @fb_width: width of a framebuffer. |
57 | * @fb_height: height of a 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. | |
3cabaf7e JS |
64 | * @h_ratio: horizontal scaling ratio, 16.16 fixed point |
65 | * @v_ratio: vertical scaling ratio, 16.16 fixed point | |
19c8b834 ID |
66 | * @refresh: refresh rate. |
67 | * @scan_flag: interlace or progressive way. | |
68 | * (it could be DRM_MODE_FLAG_*) | |
1c248b7d | 69 | * @bpp: pixel size.(in bit) |
229d3534 SWK |
70 | * @pixel_format: fourcc pixel format of this overlay |
71 | * @dma_addr: array of bus(accessed by dma) address to the memory region | |
72 | * allocated for a overlay. | |
864ee9e6 | 73 | * @zpos: order of overlay layer(z position). |
8837deea | 74 | * @enabled: enabled or not. |
7ee14cdc | 75 | * @resume: to resume or not. |
1c248b7d ID |
76 | * |
77 | * this structure is common to exynos SoC and its contents would be copied | |
78 | * to hardware specific overlay info. | |
79 | */ | |
8837deea GP |
80 | |
81 | struct exynos_drm_plane { | |
82 | struct drm_plane base; | |
cb8a3db2 JS |
83 | unsigned int src_x; |
84 | unsigned int src_y; | |
0d8071ee SWK |
85 | unsigned int src_width; |
86 | unsigned int src_height; | |
cb8a3db2 JS |
87 | unsigned int fb_width; |
88 | unsigned int fb_height; | |
19c8b834 ID |
89 | unsigned int crtc_x; |
90 | unsigned int crtc_y; | |
91 | unsigned int crtc_width; | |
92 | unsigned int crtc_height; | |
93 | unsigned int mode_width; | |
94 | unsigned int mode_height; | |
3cabaf7e JS |
95 | unsigned int h_ratio; |
96 | unsigned int v_ratio; | |
19c8b834 ID |
97 | unsigned int refresh; |
98 | unsigned int scan_flag; | |
1c248b7d | 99 | unsigned int bpp; |
19c8b834 | 100 | unsigned int pitch; |
229d3534 SWK |
101 | uint32_t pixel_format; |
102 | dma_addr_t dma_addr[MAX_FB_BUFFER]; | |
6e2a3b66 | 103 | unsigned int zpos; |
4a5827fb | 104 | |
8837deea | 105 | bool enabled:1; |
7ee14cdc | 106 | bool resume:1; |
1c248b7d ID |
107 | }; |
108 | ||
109 | /* | |
110 | * Exynos DRM Display Structure. | |
111 | * - this structure is common to analog tv, digital tv and lcd panel. | |
112 | * | |
60cb8586 | 113 | * @create_connector: initialize and register a new connector |
080be03d | 114 | * @remove: cleans up the display for removal |
080be03d SP |
115 | * @mode_fixup: fix mode data comparing to hw specific display mode. |
116 | * @mode_set: convert drm_display_mode to hw specific display mode and | |
117 | * would be called by encoder->mode_set(). | |
16844fb1 | 118 | * @check_mode: check if mode is valid or not. |
54c40ded | 119 | * @dpms: display device on or off. |
080be03d | 120 | * @commit: apply changes to hw |
1c248b7d | 121 | */ |
080be03d | 122 | struct exynos_drm_display; |
74ccc539 | 123 | struct exynos_drm_display_ops { |
c37f42cd SP |
124 | int (*create_connector)(struct exynos_drm_display *display, |
125 | struct drm_encoder *encoder); | |
080be03d | 126 | void (*remove)(struct exynos_drm_display *display); |
080be03d SP |
127 | void (*mode_fixup)(struct exynos_drm_display *display, |
128 | struct drm_connector *connector, | |
129 | const struct drm_display_mode *mode, | |
130 | struct drm_display_mode *adjusted_mode); | |
131 | void (*mode_set)(struct exynos_drm_display *display, | |
132 | struct drm_display_mode *mode); | |
133 | int (*check_mode)(struct exynos_drm_display *display, | |
134 | struct drm_display_mode *mode); | |
135 | void (*dpms)(struct exynos_drm_display *display, int mode); | |
136 | void (*commit)(struct exynos_drm_display *display); | |
137 | }; | |
138 | ||
139 | /* | |
140 | * Exynos drm display structure, maps 1:1 with an encoder/connector | |
141 | * | |
142 | * @list: the list entry for this manager | |
143 | * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. | |
144 | * @encoder: encoder object this display maps to | |
145 | * @connector: connector object this display maps to | |
146 | * @ops: pointer to callbacks for exynos drm specific functionality | |
147 | * @ctx: A pointer to the display's implementation specific context | |
148 | */ | |
149 | struct exynos_drm_display { | |
150 | struct list_head list; | |
1c248b7d | 151 | enum exynos_drm_output_type type; |
080be03d SP |
152 | struct drm_encoder *encoder; |
153 | struct drm_connector *connector; | |
154 | struct exynos_drm_display_ops *ops; | |
1c248b7d ID |
155 | }; |
156 | ||
157 | /* | |
93bca243 | 158 | * Exynos drm crtc ops |
1c248b7d | 159 | * |
3cecda03 GP |
160 | * @enable: enable the device |
161 | * @disable: disable the device | |
4b405269 | 162 | * @mode_fixup: fix mode data before applying it |
1c248b7d ID |
163 | * @commit: set current hw specific display mode to hw. |
164 | * @enable_vblank: specific driver callback for enabling vblank interrupt. | |
165 | * @disable_vblank: specific driver callback for disabling vblank interrupt. | |
f74085a9 P |
166 | * @wait_for_vblank: wait for vblank interrupt to make sure that |
167 | * hardware overlay is updated. | |
1c6244c3 | 168 | * @win_commit: apply hardware specific overlay data to registers. |
1c6244c3 | 169 | * @win_disable: disable hardware specific overlay. |
5595d4d8 YC |
170 | * @te_handler: trigger to transfer video image at the tearing effect |
171 | * synchronization signal if there is a page flip request. | |
48107d7b KK |
172 | * @clock_enable: optional function enabling/disabling display domain clock, |
173 | * called from exynos-dp driver before powering up (with | |
174 | * 'enable' argument as true) and after powering down (with | |
175 | * 'enable' as false). | |
1c248b7d | 176 | */ |
93bca243 GP |
177 | struct exynos_drm_crtc; |
178 | struct exynos_drm_crtc_ops { | |
3cecda03 GP |
179 | void (*enable)(struct exynos_drm_crtc *crtc); |
180 | void (*disable)(struct exynos_drm_crtc *crtc); | |
93bca243 | 181 | bool (*mode_fixup)(struct exynos_drm_crtc *crtc, |
e811f5ae | 182 | const struct drm_display_mode *mode, |
1de425b0 | 183 | struct drm_display_mode *adjusted_mode); |
93bca243 GP |
184 | void (*commit)(struct exynos_drm_crtc *crtc); |
185 | int (*enable_vblank)(struct exynos_drm_crtc *crtc); | |
186 | void (*disable_vblank)(struct exynos_drm_crtc *crtc); | |
187 | void (*wait_for_vblank)(struct exynos_drm_crtc *crtc); | |
6e2a3b66 GP |
188 | void (*win_commit)(struct exynos_drm_crtc *crtc, unsigned int zpos); |
189 | void (*win_disable)(struct exynos_drm_crtc *crtc, unsigned int zpos); | |
93bca243 | 190 | void (*te_handler)(struct exynos_drm_crtc *crtc); |
48107d7b | 191 | void (*clock_enable)(struct exynos_drm_crtc *crtc, bool enable); |
1c248b7d ID |
192 | }; |
193 | ||
2bf053eb GP |
194 | /* |
195 | * Exynos specific crtc structure. | |
196 | * | |
357193cd | 197 | * @base: crtc object. |
5d1741ad | 198 | * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. |
2bf053eb GP |
199 | * @pipe: a crtc index created at load() with a new crtc object creation |
200 | * and the crtc object would be set to private->crtc array | |
201 | * to get a crtc object corresponding to this pipe from private->crtc | |
202 | * array when irq interrupt occurred. the reason of using this pipe is that | |
203 | * drm framework doesn't support multiple irq yet. | |
204 | * we can refer to the crtc to current hardware interrupt occurred through | |
205 | * this pipe value. | |
63498e30 | 206 | * @enabled: if the crtc is enabled or not |
e752747b | 207 | * @event: vblank event that is currently queued for flip |
93bca243 GP |
208 | * @ops: pointer to callbacks for exynos drm specific functionality |
209 | * @ctx: A pointer to the crtc's implementation specific context | |
2bf053eb GP |
210 | */ |
211 | struct exynos_drm_crtc { | |
357193cd | 212 | struct drm_crtc base; |
5d1741ad | 213 | enum exynos_drm_output_type type; |
2bf053eb | 214 | unsigned int pipe; |
63498e30 | 215 | bool enabled; |
2bf053eb | 216 | wait_queue_head_t pending_flip_queue; |
e752747b | 217 | struct drm_pending_vblank_event *event; |
f3aaf762 | 218 | const struct exynos_drm_crtc_ops *ops; |
93bca243 | 219 | void *ctx; |
2bf053eb GP |
220 | }; |
221 | ||
d7f1642c JS |
222 | struct exynos_drm_g2d_private { |
223 | struct device *dev; | |
224 | struct list_head inuse_cmdlist; | |
225 | struct list_head event_list; | |
2a3098ff | 226 | struct list_head userptr_list; |
d7f1642c JS |
227 | }; |
228 | ||
229 | struct drm_exynos_file_private { | |
230 | struct exynos_drm_g2d_private *g2d_priv; | |
5c76c5b1 | 231 | struct device *ipp_dev; |
d7f1642c JS |
232 | }; |
233 | ||
1c248b7d ID |
234 | /* |
235 | * Exynos drm private structure. | |
0519f9a1 ID |
236 | * |
237 | * @da_start: start address to device address space. | |
238 | * with iommu, device address space starts from this address | |
239 | * otherwise default one. | |
240 | * @da_space_size: size of device address space. | |
241 | * if 0 then default value is used for it. | |
f37cd5e8 | 242 | * @pipe: the pipe number for this crtc/manager. |
1c248b7d ID |
243 | */ |
244 | struct exynos_drm_private { | |
245 | struct drm_fb_helper *fb_helper; | |
246 | ||
1c248b7d ID |
247 | /* |
248 | * created crtc object would be contained at this array and | |
249 | * this array is used to be aware of which crtc did it request vblank. | |
250 | */ | |
251 | struct drm_crtc *crtc[MAX_CRTC]; | |
00ae67cf | 252 | struct drm_property *plane_zpos_property; |
0519f9a1 ID |
253 | |
254 | unsigned long da_start; | |
255 | unsigned long da_space_size; | |
f37cd5e8 ID |
256 | |
257 | unsigned int pipe; | |
1c248b7d ID |
258 | }; |
259 | ||
260 | /* | |
261 | * Exynos drm sub driver structure. | |
262 | * | |
263 | * @list: sub driver has its own list object to register to exynos drm driver. | |
677e84c1 | 264 | * @dev: pointer to device object for subdrv device driver. |
1c248b7d ID |
265 | * @drm_dev: pointer to drm_device and this pointer would be set |
266 | * when sub driver calls exynos_drm_subdrv_register(). | |
267 | * @probe: this callback would be called by exynos drm driver after | |
f37cd5e8 | 268 | * subdrv is registered to it. |
1c248b7d | 269 | * @remove: this callback is used to release resources created |
f37cd5e8 | 270 | * by probe callback. |
9084f7b8 JS |
271 | * @open: this would be called with drm device file open. |
272 | * @close: this would be called with drm device file close. | |
1c248b7d ID |
273 | */ |
274 | struct exynos_drm_subdrv { | |
275 | struct list_head list; | |
677e84c1 | 276 | struct device *dev; |
1c248b7d ID |
277 | struct drm_device *drm_dev; |
278 | ||
41c24346 | 279 | int (*probe)(struct drm_device *drm_dev, struct device *dev); |
29cb6025 | 280 | void (*remove)(struct drm_device *drm_dev, struct device *dev); |
9084f7b8 JS |
281 | int (*open)(struct drm_device *drm_dev, struct device *dev, |
282 | struct drm_file *file); | |
283 | void (*close)(struct drm_device *drm_dev, struct device *dev, | |
284 | struct drm_file *file); | |
1c248b7d ID |
285 | }; |
286 | ||
f37cd5e8 | 287 | /* This function would be called by non kms drivers such as g2d and ipp. */ |
1c248b7d ID |
288 | int exynos_drm_subdrv_register(struct exynos_drm_subdrv *drm_subdrv); |
289 | ||
132a5b91 | 290 | /* this function removes subdrv list from exynos drm driver */ |
1c248b7d ID |
291 | int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *drm_subdrv); |
292 | ||
f37cd5e8 ID |
293 | int exynos_drm_device_subdrv_probe(struct drm_device *dev); |
294 | int exynos_drm_device_subdrv_remove(struct drm_device *dev); | |
9084f7b8 JS |
295 | int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file); |
296 | void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file); | |
297 | ||
14b6873a | 298 | #ifdef CONFIG_DRM_EXYNOS_DPI |
000cc920 | 299 | struct exynos_drm_display * exynos_dpi_probe(struct device *dev); |
4cfde1f2 | 300 | int exynos_dpi_remove(struct exynos_drm_display *display); |
14b6873a | 301 | #else |
000cc920 | 302 | static inline struct exynos_drm_display * |
dcdffeda | 303 | exynos_dpi_probe(struct device *dev) { return NULL; } |
1c9ff4ab GP |
304 | static inline int exynos_dpi_remove(struct exynos_drm_display *display) |
305 | { | |
306 | return 0; | |
307 | } | |
14b6873a AH |
308 | #endif |
309 | ||
f37cd5e8 ID |
310 | /* This function creates a encoder and a connector, and initializes them. */ |
311 | int exynos_drm_create_enc_conn(struct drm_device *dev, | |
312 | struct exynos_drm_display *display); | |
313 | ||
f37cd5e8 | 314 | int exynos_drm_component_add(struct device *dev, |
df5225bc ID |
315 | enum exynos_drm_device_type dev_type, |
316 | enum exynos_drm_output_type out_type); | |
f37cd5e8 ID |
317 | |
318 | void exynos_drm_component_del(struct device *dev, | |
df5225bc | 319 | enum exynos_drm_device_type dev_type); |
f37cd5e8 ID |
320 | |
321 | extern struct platform_driver fimd_driver; | |
96976c3d | 322 | extern struct platform_driver decon_driver; |
1417f109 | 323 | extern struct platform_driver dp_driver; |
7eb8f069 | 324 | extern struct platform_driver dsi_driver; |
132a5b91 | 325 | extern struct platform_driver mixer_driver; |
f37cd5e8 | 326 | extern struct platform_driver hdmi_driver; |
132a5b91 | 327 | extern struct platform_driver exynos_drm_common_hdmi_driver; |
b73d1230 | 328 | extern struct platform_driver vidi_driver; |
d7f1642c | 329 | extern struct platform_driver g2d_driver; |
16102edb | 330 | extern struct platform_driver fimc_driver; |
bea8a429 | 331 | extern struct platform_driver rotator_driver; |
f2646380 | 332 | extern struct platform_driver gsc_driver; |
cb471f14 | 333 | extern struct platform_driver ipp_driver; |
1c248b7d | 334 | #endif |