xref: /openbmc/linux/include/uapi/drm/exynos_drm.h (revision 94cdda6b)
1 /* exynos_drm.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  *
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.
13  */
14 
15 #ifndef _UAPI_EXYNOS_DRM_H_
16 #define _UAPI_EXYNOS_DRM_H_
17 
18 #include <drm/drm.h>
19 
20 /**
21  * User-desired buffer creation information structure.
22  *
23  * @size: user-desired memory allocation size.
24  *	- this size value would be page-aligned internally.
25  * @flags: user request for setting memory type or cache attributes.
26  * @handle: returned a handle to created gem object.
27  *	- this handle will be set by gem module of kernel side.
28  */
29 struct drm_exynos_gem_create {
30 	uint64_t size;
31 	unsigned int flags;
32 	unsigned int handle;
33 };
34 
35 /**
36  * A structure to gem information.
37  *
38  * @handle: a handle to gem object created.
39  * @flags: flag value including memory type and cache attribute and
40  *	this value would be set by driver.
41  * @size: size to memory region allocated by gem and this size would
42  *	be set by driver.
43  */
44 struct drm_exynos_gem_info {
45 	unsigned int handle;
46 	unsigned int flags;
47 	uint64_t size;
48 };
49 
50 /**
51  * A structure for user connection request of virtual display.
52  *
53  * @connection: indicate whether doing connetion or not by user.
54  * @extensions: if this value is 1 then the vidi driver would need additional
55  *	128bytes edid data.
56  * @edid: the edid data pointer from user side.
57  */
58 struct drm_exynos_vidi_connection {
59 	unsigned int connection;
60 	unsigned int extensions;
61 	uint64_t edid;
62 };
63 
64 /* memory type definitions. */
65 enum e_drm_exynos_gem_mem_type {
66 	/* Physically Continuous memory and used as default. */
67 	EXYNOS_BO_CONTIG	= 0 << 0,
68 	/* Physically Non-Continuous memory. */
69 	EXYNOS_BO_NONCONTIG	= 1 << 0,
70 	/* non-cachable mapping and used as default. */
71 	EXYNOS_BO_NONCACHABLE	= 0 << 1,
72 	/* cachable mapping. */
73 	EXYNOS_BO_CACHABLE	= 1 << 1,
74 	/* write-combine mapping. */
75 	EXYNOS_BO_WC		= 1 << 2,
76 	EXYNOS_BO_MASK		= EXYNOS_BO_NONCONTIG | EXYNOS_BO_CACHABLE |
77 					EXYNOS_BO_WC
78 };
79 
80 struct drm_exynos_g2d_get_ver {
81 	__u32	major;
82 	__u32	minor;
83 };
84 
85 struct drm_exynos_g2d_cmd {
86 	__u32	offset;
87 	__u32	data;
88 };
89 
90 enum drm_exynos_g2d_buf_type {
91 	G2D_BUF_USERPTR = 1 << 31,
92 };
93 
94 enum drm_exynos_g2d_event_type {
95 	G2D_EVENT_NOT,
96 	G2D_EVENT_NONSTOP,
97 	G2D_EVENT_STOP,		/* not yet */
98 };
99 
100 struct drm_exynos_g2d_userptr {
101 	unsigned long userptr;
102 	unsigned long size;
103 };
104 
105 struct drm_exynos_g2d_set_cmdlist {
106 	__u64					cmd;
107 	__u64					cmd_buf;
108 	__u32					cmd_nr;
109 	__u32					cmd_buf_nr;
110 
111 	/* for g2d event */
112 	__u64					event_type;
113 	__u64					user_data;
114 };
115 
116 struct drm_exynos_g2d_exec {
117 	__u64					async;
118 };
119 
120 enum drm_exynos_ops_id {
121 	EXYNOS_DRM_OPS_SRC,
122 	EXYNOS_DRM_OPS_DST,
123 	EXYNOS_DRM_OPS_MAX,
124 };
125 
126 struct drm_exynos_sz {
127 	__u32	hsize;
128 	__u32	vsize;
129 };
130 
131 struct drm_exynos_pos {
132 	__u32	x;
133 	__u32	y;
134 	__u32	w;
135 	__u32	h;
136 };
137 
138 enum drm_exynos_flip {
139 	EXYNOS_DRM_FLIP_NONE = (0 << 0),
140 	EXYNOS_DRM_FLIP_VERTICAL = (1 << 0),
141 	EXYNOS_DRM_FLIP_HORIZONTAL = (1 << 1),
142 	EXYNOS_DRM_FLIP_BOTH = EXYNOS_DRM_FLIP_VERTICAL |
143 			EXYNOS_DRM_FLIP_HORIZONTAL,
144 };
145 
146 enum drm_exynos_degree {
147 	EXYNOS_DRM_DEGREE_0,
148 	EXYNOS_DRM_DEGREE_90,
149 	EXYNOS_DRM_DEGREE_180,
150 	EXYNOS_DRM_DEGREE_270,
151 };
152 
153 enum drm_exynos_planer {
154 	EXYNOS_DRM_PLANAR_Y,
155 	EXYNOS_DRM_PLANAR_CB,
156 	EXYNOS_DRM_PLANAR_CR,
157 	EXYNOS_DRM_PLANAR_MAX,
158 };
159 
160 /**
161  * A structure for ipp supported property list.
162  *
163  * @version: version of this structure.
164  * @ipp_id: id of ipp driver.
165  * @count: count of ipp driver.
166  * @writeback: flag of writeback supporting.
167  * @flip: flag of flip supporting.
168  * @degree: flag of degree information.
169  * @csc: flag of csc supporting.
170  * @crop: flag of crop supporting.
171  * @scale: flag of scale supporting.
172  * @refresh_min: min hz of refresh.
173  * @refresh_max: max hz of refresh.
174  * @crop_min: crop min resolution.
175  * @crop_max: crop max resolution.
176  * @scale_min: scale min resolution.
177  * @scale_max: scale max resolution.
178  */
179 struct drm_exynos_ipp_prop_list {
180 	__u32	version;
181 	__u32	ipp_id;
182 	__u32	count;
183 	__u32	writeback;
184 	__u32	flip;
185 	__u32	degree;
186 	__u32	csc;
187 	__u32	crop;
188 	__u32	scale;
189 	__u32	refresh_min;
190 	__u32	refresh_max;
191 	__u32	reserved;
192 	struct drm_exynos_sz	crop_min;
193 	struct drm_exynos_sz	crop_max;
194 	struct drm_exynos_sz	scale_min;
195 	struct drm_exynos_sz	scale_max;
196 };
197 
198 /**
199  * A structure for ipp config.
200  *
201  * @ops_id: property of operation directions.
202  * @flip: property of mirror, flip.
203  * @degree: property of rotation degree.
204  * @fmt: property of image format.
205  * @sz: property of image size.
206  * @pos: property of image position(src-cropped,dst-scaler).
207  */
208 struct drm_exynos_ipp_config {
209 	enum drm_exynos_ops_id ops_id;
210 	enum drm_exynos_flip	flip;
211 	enum drm_exynos_degree	degree;
212 	__u32	fmt;
213 	struct drm_exynos_sz	sz;
214 	struct drm_exynos_pos	pos;
215 };
216 
217 enum drm_exynos_ipp_cmd {
218 	IPP_CMD_NONE,
219 	IPP_CMD_M2M,
220 	IPP_CMD_WB,
221 	IPP_CMD_OUTPUT,
222 	IPP_CMD_MAX,
223 };
224 
225 /**
226  * A structure for ipp property.
227  *
228  * @config: source, destination config.
229  * @cmd: definition of command.
230  * @ipp_id: id of ipp driver.
231  * @prop_id: id of property.
232  * @refresh_rate: refresh rate.
233  */
234 struct drm_exynos_ipp_property {
235 	struct drm_exynos_ipp_config config[EXYNOS_DRM_OPS_MAX];
236 	enum drm_exynos_ipp_cmd	cmd;
237 	__u32	ipp_id;
238 	__u32	prop_id;
239 	__u32	refresh_rate;
240 };
241 
242 enum drm_exynos_ipp_buf_type {
243 	IPP_BUF_ENQUEUE,
244 	IPP_BUF_DEQUEUE,
245 };
246 
247 /**
248  * A structure for ipp buffer operations.
249  *
250  * @ops_id: operation directions.
251  * @buf_type: definition of buffer.
252  * @prop_id: id of property.
253  * @buf_id: id of buffer.
254  * @handle: Y, Cb, Cr each planar handle.
255  * @user_data: user data.
256  */
257 struct drm_exynos_ipp_queue_buf {
258 	enum drm_exynos_ops_id	ops_id;
259 	enum drm_exynos_ipp_buf_type	buf_type;
260 	__u32	prop_id;
261 	__u32	buf_id;
262 	__u32	handle[EXYNOS_DRM_PLANAR_MAX];
263 	__u32	reserved;
264 	__u64	user_data;
265 };
266 
267 enum drm_exynos_ipp_ctrl {
268 	IPP_CTRL_PLAY,
269 	IPP_CTRL_STOP,
270 	IPP_CTRL_PAUSE,
271 	IPP_CTRL_RESUME,
272 	IPP_CTRL_MAX,
273 };
274 
275 /**
276  * A structure for ipp start/stop operations.
277  *
278  * @prop_id: id of property.
279  * @ctrl: definition of control.
280  */
281 struct drm_exynos_ipp_cmd_ctrl {
282 	__u32	prop_id;
283 	enum drm_exynos_ipp_ctrl	ctrl;
284 };
285 
286 #define DRM_EXYNOS_GEM_CREATE		0x00
287 /* Reserved 0x03 ~ 0x05 for exynos specific gem ioctl */
288 #define DRM_EXYNOS_GEM_GET		0x04
289 #define DRM_EXYNOS_VIDI_CONNECTION	0x07
290 
291 /* G2D */
292 #define DRM_EXYNOS_G2D_GET_VER		0x20
293 #define DRM_EXYNOS_G2D_SET_CMDLIST	0x21
294 #define DRM_EXYNOS_G2D_EXEC		0x22
295 
296 /* IPP - Image Post Processing */
297 #define DRM_EXYNOS_IPP_GET_PROPERTY	0x30
298 #define DRM_EXYNOS_IPP_SET_PROPERTY	0x31
299 #define DRM_EXYNOS_IPP_QUEUE_BUF	0x32
300 #define DRM_EXYNOS_IPP_CMD_CTRL	0x33
301 
302 #define DRM_IOCTL_EXYNOS_GEM_CREATE		DRM_IOWR(DRM_COMMAND_BASE + \
303 		DRM_EXYNOS_GEM_CREATE, struct drm_exynos_gem_create)
304 
305 #define DRM_IOCTL_EXYNOS_GEM_GET	DRM_IOWR(DRM_COMMAND_BASE + \
306 		DRM_EXYNOS_GEM_GET,	struct drm_exynos_gem_info)
307 
308 #define DRM_IOCTL_EXYNOS_VIDI_CONNECTION	DRM_IOWR(DRM_COMMAND_BASE + \
309 		DRM_EXYNOS_VIDI_CONNECTION, struct drm_exynos_vidi_connection)
310 
311 #define DRM_IOCTL_EXYNOS_G2D_GET_VER		DRM_IOWR(DRM_COMMAND_BASE + \
312 		DRM_EXYNOS_G2D_GET_VER, struct drm_exynos_g2d_get_ver)
313 #define DRM_IOCTL_EXYNOS_G2D_SET_CMDLIST	DRM_IOWR(DRM_COMMAND_BASE + \
314 		DRM_EXYNOS_G2D_SET_CMDLIST, struct drm_exynos_g2d_set_cmdlist)
315 #define DRM_IOCTL_EXYNOS_G2D_EXEC		DRM_IOWR(DRM_COMMAND_BASE + \
316 		DRM_EXYNOS_G2D_EXEC, struct drm_exynos_g2d_exec)
317 
318 #define DRM_IOCTL_EXYNOS_IPP_GET_PROPERTY	DRM_IOWR(DRM_COMMAND_BASE + \
319 		DRM_EXYNOS_IPP_GET_PROPERTY, struct drm_exynos_ipp_prop_list)
320 #define DRM_IOCTL_EXYNOS_IPP_SET_PROPERTY	DRM_IOWR(DRM_COMMAND_BASE + \
321 		DRM_EXYNOS_IPP_SET_PROPERTY, struct drm_exynos_ipp_property)
322 #define DRM_IOCTL_EXYNOS_IPP_QUEUE_BUF	DRM_IOWR(DRM_COMMAND_BASE + \
323 		DRM_EXYNOS_IPP_QUEUE_BUF, struct drm_exynos_ipp_queue_buf)
324 #define DRM_IOCTL_EXYNOS_IPP_CMD_CTRL		DRM_IOWR(DRM_COMMAND_BASE + \
325 		DRM_EXYNOS_IPP_CMD_CTRL, struct drm_exynos_ipp_cmd_ctrl)
326 
327 /* EXYNOS specific events */
328 #define DRM_EXYNOS_G2D_EVENT		0x80000000
329 #define DRM_EXYNOS_IPP_EVENT		0x80000001
330 
331 struct drm_exynos_g2d_event {
332 	struct drm_event	base;
333 	__u64			user_data;
334 	__u32			tv_sec;
335 	__u32			tv_usec;
336 	__u32			cmdlist_no;
337 	__u32			reserved;
338 };
339 
340 struct drm_exynos_ipp_event {
341 	struct drm_event	base;
342 	__u64			user_data;
343 	__u32			tv_sec;
344 	__u32			tv_usec;
345 	__u32			prop_id;
346 	__u32			reserved;
347 	__u32			buf_id[EXYNOS_DRM_OPS_MAX];
348 };
349 
350 #endif /* _UAPI_EXYNOS_DRM_H_ */
351