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 | |
cf67cc9a | 25 | #define to_exynos_encoder(x) container_of(x, struct exynos_drm_encoder, base) |
357193cd | 26 | #define to_exynos_crtc(x) container_of(x, struct exynos_drm_crtc, base) |
8837deea | 27 | #define to_exynos_plane(x) container_of(x, struct exynos_drm_plane, base) |
ffceaed6 | 28 | |
1c248b7d ID |
29 | /* this enumerates display type. */ |
30 | enum exynos_drm_output_type { | |
31 | EXYNOS_DISPLAY_TYPE_NONE, | |
32 | /* RGB or CPU Interface. */ | |
33 | EXYNOS_DISPLAY_TYPE_LCD, | |
34 | /* HDMI Interface. */ | |
35 | EXYNOS_DISPLAY_TYPE_HDMI, | |
b73d1230 ID |
36 | /* Virtual Display Interface. */ |
37 | EXYNOS_DISPLAY_TYPE_VIDI, | |
1c248b7d ID |
38 | }; |
39 | ||
1c248b7d ID |
40 | /* |
41 | * Exynos drm common overlay structure. | |
42 | * | |
8837deea | 43 | * @base: plane object |
cb8a3db2 | 44 | * @src_x: offset x on a framebuffer to be displayed. |
19c8b834 | 45 | * - the unit is screen coordinates. |
cb8a3db2 | 46 | * @src_y: offset y on a framebuffer to be displayed. |
19c8b834 | 47 | * - the unit is screen coordinates. |
d88d2463 GP |
48 | * @src_w: width of a partial image to be displayed from framebuffer. |
49 | * @src_h: height of a partial image to be displayed from framebuffer. | |
19c8b834 ID |
50 | * @crtc_x: offset x on hardware screen. |
51 | * @crtc_y: offset y on hardware screen. | |
d88d2463 GP |
52 | * @crtc_w: window width to be displayed (hardware screen). |
53 | * @crtc_h: window height to be displayed (hardware screen). | |
3cabaf7e JS |
54 | * @h_ratio: horizontal scaling ratio, 16.16 fixed point |
55 | * @v_ratio: vertical scaling ratio, 16.16 fixed point | |
229d3534 SWK |
56 | * @dma_addr: array of bus(accessed by dma) address to the memory region |
57 | * allocated for a overlay. | |
864ee9e6 | 58 | * @zpos: order of overlay layer(z position). |
1c248b7d ID |
59 | * |
60 | * this structure is common to exynos SoC and its contents would be copied | |
61 | * to hardware specific overlay info. | |
62 | */ | |
8837deea GP |
63 | |
64 | struct exynos_drm_plane { | |
65 | struct drm_plane base; | |
cb8a3db2 JS |
66 | unsigned int src_x; |
67 | unsigned int src_y; | |
d88d2463 GP |
68 | unsigned int src_w; |
69 | unsigned int src_h; | |
19c8b834 ID |
70 | unsigned int crtc_x; |
71 | unsigned int crtc_y; | |
d88d2463 GP |
72 | unsigned int crtc_w; |
73 | unsigned int crtc_h; | |
3cabaf7e JS |
74 | unsigned int h_ratio; |
75 | unsigned int v_ratio; | |
229d3534 | 76 | dma_addr_t dma_addr[MAX_FB_BUFFER]; |
6e2a3b66 | 77 | unsigned int zpos; |
1c248b7d ID |
78 | }; |
79 | ||
80 | /* | |
cf67cc9a | 81 | * Exynos DRM Encoder Structure. |
1c248b7d ID |
82 | * - this structure is common to analog tv, digital tv and lcd panel. |
83 | * | |
60cb8586 | 84 | * @create_connector: initialize and register a new connector |
080be03d SP |
85 | * @mode_fixup: fix mode data comparing to hw specific display mode. |
86 | * @mode_set: convert drm_display_mode to hw specific display mode and | |
87 | * would be called by encoder->mode_set(). | |
b6595dc7 GP |
88 | * @enable: display device on. |
89 | * @disable: display device off. | |
080be03d | 90 | * @commit: apply changes to hw |
1c248b7d | 91 | */ |
cf67cc9a GP |
92 | struct exynos_drm_encoder; |
93 | struct exynos_drm_encoder_ops { | |
94 | int (*create_connector)(struct exynos_drm_encoder *encoder); | |
95 | void (*mode_fixup)(struct exynos_drm_encoder *encoder, | |
080be03d SP |
96 | struct drm_connector *connector, |
97 | const struct drm_display_mode *mode, | |
98 | struct drm_display_mode *adjusted_mode); | |
cf67cc9a | 99 | void (*mode_set)(struct exynos_drm_encoder *encoder, |
080be03d | 100 | struct drm_display_mode *mode); |
cf67cc9a GP |
101 | void (*enable)(struct exynos_drm_encoder *encoder); |
102 | void (*disable)(struct exynos_drm_encoder *encoder); | |
103 | void (*commit)(struct exynos_drm_encoder *encoder); | |
080be03d SP |
104 | }; |
105 | ||
106 | /* | |
cf67cc9a | 107 | * exynos specific encoder structure. |
080be03d | 108 | * |
cf67cc9a | 109 | * @drm_encoder: encoder object. |
080be03d | 110 | * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. |
080be03d | 111 | * @ops: pointer to callbacks for exynos drm specific functionality |
080be03d | 112 | */ |
cf67cc9a GP |
113 | struct exynos_drm_encoder { |
114 | struct drm_encoder base; | |
115 | struct exynos_drm_encoder_ops *ops; | |
1c248b7d ID |
116 | }; |
117 | ||
118 | /* | |
93bca243 | 119 | * Exynos drm crtc ops |
1c248b7d | 120 | * |
3cecda03 GP |
121 | * @enable: enable the device |
122 | * @disable: disable the device | |
4b405269 | 123 | * @mode_fixup: fix mode data before applying it |
1c248b7d ID |
124 | * @commit: set current hw specific display mode to hw. |
125 | * @enable_vblank: specific driver callback for enabling vblank interrupt. | |
126 | * @disable_vblank: specific driver callback for disabling vblank interrupt. | |
f74085a9 P |
127 | * @wait_for_vblank: wait for vblank interrupt to make sure that |
128 | * hardware overlay is updated. | |
9cc7610a GP |
129 | * @update_plane: apply hardware specific overlay data to registers. |
130 | * @disable_plane: disable hardware specific overlay. | |
5595d4d8 YC |
131 | * @te_handler: trigger to transfer video image at the tearing effect |
132 | * synchronization signal if there is a page flip request. | |
48107d7b KK |
133 | * @clock_enable: optional function enabling/disabling display domain clock, |
134 | * called from exynos-dp driver before powering up (with | |
135 | * 'enable' argument as true) and after powering down (with | |
136 | * 'enable' as false). | |
1c248b7d | 137 | */ |
93bca243 GP |
138 | struct exynos_drm_crtc; |
139 | struct exynos_drm_crtc_ops { | |
3cecda03 GP |
140 | void (*enable)(struct exynos_drm_crtc *crtc); |
141 | void (*disable)(struct exynos_drm_crtc *crtc); | |
93bca243 | 142 | bool (*mode_fixup)(struct exynos_drm_crtc *crtc, |
e811f5ae | 143 | const struct drm_display_mode *mode, |
1de425b0 | 144 | struct drm_display_mode *adjusted_mode); |
93bca243 GP |
145 | void (*commit)(struct exynos_drm_crtc *crtc); |
146 | int (*enable_vblank)(struct exynos_drm_crtc *crtc); | |
147 | void (*disable_vblank)(struct exynos_drm_crtc *crtc); | |
148 | void (*wait_for_vblank)(struct exynos_drm_crtc *crtc); | |
1e1d1393 GP |
149 | void (*update_plane)(struct exynos_drm_crtc *crtc, |
150 | struct exynos_drm_plane *plane); | |
151 | void (*disable_plane)(struct exynos_drm_crtc *crtc, | |
152 | struct exynos_drm_plane *plane); | |
93bca243 | 153 | void (*te_handler)(struct exynos_drm_crtc *crtc); |
48107d7b | 154 | void (*clock_enable)(struct exynos_drm_crtc *crtc, bool enable); |
1c248b7d ID |
155 | }; |
156 | ||
2bf053eb GP |
157 | /* |
158 | * Exynos specific crtc structure. | |
159 | * | |
357193cd | 160 | * @base: crtc object. |
5d1741ad | 161 | * @type: one of EXYNOS_DISPLAY_TYPE_LCD and HDMI. |
2bf053eb GP |
162 | * @pipe: a crtc index created at load() with a new crtc object creation |
163 | * and the crtc object would be set to private->crtc array | |
164 | * to get a crtc object corresponding to this pipe from private->crtc | |
165 | * array when irq interrupt occurred. the reason of using this pipe is that | |
166 | * drm framework doesn't support multiple irq yet. | |
167 | * we can refer to the crtc to current hardware interrupt occurred through | |
168 | * this pipe value. | |
63498e30 | 169 | * @enabled: if the crtc is enabled or not |
e752747b | 170 | * @event: vblank event that is currently queued for flip |
93bca243 GP |
171 | * @ops: pointer to callbacks for exynos drm specific functionality |
172 | * @ctx: A pointer to the crtc's implementation specific context | |
2bf053eb GP |
173 | */ |
174 | struct exynos_drm_crtc { | |
357193cd | 175 | struct drm_crtc base; |
5d1741ad | 176 | enum exynos_drm_output_type type; |
2bf053eb | 177 | unsigned int pipe; |
63498e30 | 178 | bool enabled; |
2bf053eb | 179 | wait_queue_head_t pending_flip_queue; |
e752747b | 180 | struct drm_pending_vblank_event *event; |
f3aaf762 | 181 | const struct exynos_drm_crtc_ops *ops; |
93bca243 | 182 | void *ctx; |
2bf053eb GP |
183 | }; |
184 | ||
d7f1642c JS |
185 | struct exynos_drm_g2d_private { |
186 | struct device *dev; | |
187 | struct list_head inuse_cmdlist; | |
188 | struct list_head event_list; | |
2a3098ff | 189 | struct list_head userptr_list; |
d7f1642c JS |
190 | }; |
191 | ||
192 | struct drm_exynos_file_private { | |
193 | struct exynos_drm_g2d_private *g2d_priv; | |
5c76c5b1 | 194 | struct device *ipp_dev; |
d7f1642c JS |
195 | }; |
196 | ||
1c248b7d ID |
197 | /* |
198 | * Exynos drm private structure. | |
0519f9a1 ID |
199 | * |
200 | * @da_start: start address to device address space. | |
201 | * with iommu, device address space starts from this address | |
202 | * otherwise default one. | |
203 | * @da_space_size: size of device address space. | |
204 | * if 0 then default value is used for it. | |
f37cd5e8 | 205 | * @pipe: the pipe number for this crtc/manager. |
1c248b7d ID |
206 | */ |
207 | struct exynos_drm_private { | |
208 | struct drm_fb_helper *fb_helper; | |
209 | ||
1c248b7d ID |
210 | /* |
211 | * created crtc object would be contained at this array and | |
212 | * this array is used to be aware of which crtc did it request vblank. | |
213 | */ | |
214 | struct drm_crtc *crtc[MAX_CRTC]; | |
00ae67cf | 215 | struct drm_property *plane_zpos_property; |
0519f9a1 ID |
216 | |
217 | unsigned long da_start; | |
218 | unsigned long da_space_size; | |
f37cd5e8 ID |
219 | |
220 | unsigned int pipe; | |
1c248b7d ID |
221 | }; |
222 | ||
223 | /* | |
224 | * Exynos drm sub driver structure. | |
225 | * | |
226 | * @list: sub driver has its own list object to register to exynos drm driver. | |
677e84c1 | 227 | * @dev: pointer to device object for subdrv device driver. |
1c248b7d ID |
228 | * @drm_dev: pointer to drm_device and this pointer would be set |
229 | * when sub driver calls exynos_drm_subdrv_register(). | |
230 | * @probe: this callback would be called by exynos drm driver after | |
f37cd5e8 | 231 | * subdrv is registered to it. |
1c248b7d | 232 | * @remove: this callback is used to release resources created |
f37cd5e8 | 233 | * by probe callback. |
9084f7b8 JS |
234 | * @open: this would be called with drm device file open. |
235 | * @close: this would be called with drm device file close. | |
1c248b7d ID |
236 | */ |
237 | struct exynos_drm_subdrv { | |
238 | struct list_head list; | |
677e84c1 | 239 | struct device *dev; |
1c248b7d ID |
240 | struct drm_device *drm_dev; |
241 | ||
41c24346 | 242 | int (*probe)(struct drm_device *drm_dev, struct device *dev); |
29cb6025 | 243 | void (*remove)(struct drm_device *drm_dev, struct device *dev); |
9084f7b8 JS |
244 | int (*open)(struct drm_device *drm_dev, struct device *dev, |
245 | struct drm_file *file); | |
246 | void (*close)(struct drm_device *drm_dev, struct device *dev, | |
247 | struct drm_file *file); | |
1c248b7d ID |
248 | }; |
249 | ||
f37cd5e8 | 250 | /* This function would be called by non kms drivers such as g2d and ipp. */ |
1c248b7d ID |
251 | int exynos_drm_subdrv_register(struct exynos_drm_subdrv *drm_subdrv); |
252 | ||
132a5b91 | 253 | /* this function removes subdrv list from exynos drm driver */ |
1c248b7d ID |
254 | int exynos_drm_subdrv_unregister(struct exynos_drm_subdrv *drm_subdrv); |
255 | ||
f37cd5e8 ID |
256 | int exynos_drm_device_subdrv_probe(struct drm_device *dev); |
257 | int exynos_drm_device_subdrv_remove(struct drm_device *dev); | |
9084f7b8 JS |
258 | int exynos_drm_subdrv_open(struct drm_device *dev, struct drm_file *file); |
259 | void exynos_drm_subdrv_close(struct drm_device *dev, struct drm_file *file); | |
260 | ||
14b6873a | 261 | #ifdef CONFIG_DRM_EXYNOS_DPI |
cf67cc9a GP |
262 | struct exynos_drm_encoder *exynos_dpi_probe(struct device *dev); |
263 | int exynos_dpi_remove(struct exynos_drm_encoder *encoder); | |
14b6873a | 264 | #else |
cf67cc9a | 265 | static inline struct exynos_drm_encoder * |
dcdffeda | 266 | exynos_dpi_probe(struct device *dev) { return NULL; } |
cf67cc9a | 267 | static inline int exynos_dpi_remove(struct exynos_drm_encoder *encoder) |
1c9ff4ab GP |
268 | { |
269 | return 0; | |
270 | } | |
14b6873a AH |
271 | #endif |
272 | ||
f37cd5e8 ID |
273 | /* This function creates a encoder and a connector, and initializes them. */ |
274 | int exynos_drm_create_enc_conn(struct drm_device *dev, | |
cf67cc9a GP |
275 | struct exynos_drm_encoder *encoder, |
276 | enum exynos_drm_output_type type); | |
f37cd5e8 | 277 | |
f37cd5e8 | 278 | extern struct platform_driver fimd_driver; |
c8466a91 | 279 | extern struct platform_driver exynos5433_decon_driver; |
96976c3d | 280 | extern struct platform_driver decon_driver; |
1417f109 | 281 | extern struct platform_driver dp_driver; |
7eb8f069 | 282 | extern struct platform_driver dsi_driver; |
132a5b91 | 283 | extern struct platform_driver mixer_driver; |
f37cd5e8 | 284 | extern struct platform_driver hdmi_driver; |
132a5b91 | 285 | extern struct platform_driver exynos_drm_common_hdmi_driver; |
b73d1230 | 286 | extern struct platform_driver vidi_driver; |
d7f1642c | 287 | extern struct platform_driver g2d_driver; |
16102edb | 288 | extern struct platform_driver fimc_driver; |
bea8a429 | 289 | extern struct platform_driver rotator_driver; |
f2646380 | 290 | extern struct platform_driver gsc_driver; |
cb471f14 | 291 | extern struct platform_driver ipp_driver; |
77bbd891 | 292 | extern struct platform_driver mic_driver; |
1c248b7d | 293 | #endif |