f641fccb |
1 | /* |
2 | * File: arch/arm/plat-omap/include/mach/omapfb.h |
3 | * |
4 | * Framebuffer driver for TI OMAP boards |
5 | * |
6 | * Copyright (C) 2004 Nokia Corporation |
7 | * Author: Imre Deak <imre.deak@nokia.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 | * This program is distributed in the hope that it will be useful, but |
15 | * WITHOUT ANY WARRANTY; without even the implied warranty of |
16 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
17 | * General Public License for more details. |
18 | * |
19 | * You should have received a copy of the GNU General Public License along |
20 | * with this program; if not, write to the Free Software Foundation, Inc., |
21 | * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
22 | */ |
23 | |
24 | #ifndef __OMAPFB_H |
25 | #define __OMAPFB_H |
26 | |
27 | #include <asm/ioctl.h> |
28 | #include <asm/types.h> |
29 | |
30 | /* IOCTL commands. */ |
31 | |
32 | #define OMAP_IOW(num, dtype) _IOW('O', num, dtype) |
33 | #define OMAP_IOR(num, dtype) _IOR('O', num, dtype) |
34 | #define OMAP_IOWR(num, dtype) _IOWR('O', num, dtype) |
35 | #define OMAP_IO(num) _IO('O', num) |
36 | |
37 | #define OMAPFB_MIRROR OMAP_IOW(31, int) |
38 | #define OMAPFB_SYNC_GFX OMAP_IO(37) |
39 | #define OMAPFB_VSYNC OMAP_IO(38) |
40 | #define OMAPFB_SET_UPDATE_MODE OMAP_IOW(40, int) |
41 | #define OMAPFB_GET_CAPS OMAP_IOR(42, struct omapfb_caps) |
42 | #define OMAPFB_GET_UPDATE_MODE OMAP_IOW(43, int) |
43 | #define OMAPFB_LCD_TEST OMAP_IOW(45, int) |
44 | #define OMAPFB_CTRL_TEST OMAP_IOW(46, int) |
45 | #define OMAPFB_UPDATE_WINDOW_OLD OMAP_IOW(47, struct omapfb_update_window_old) |
46 | #define OMAPFB_SET_COLOR_KEY OMAP_IOW(50, struct omapfb_color_key) |
47 | #define OMAPFB_GET_COLOR_KEY OMAP_IOW(51, struct omapfb_color_key) |
48 | #define OMAPFB_SETUP_PLANE OMAP_IOW(52, struct omapfb_plane_info) |
49 | #define OMAPFB_QUERY_PLANE OMAP_IOW(53, struct omapfb_plane_info) |
50 | #define OMAPFB_UPDATE_WINDOW OMAP_IOW(54, struct omapfb_update_window) |
51 | #define OMAPFB_SETUP_MEM OMAP_IOW(55, struct omapfb_mem_info) |
52 | #define OMAPFB_QUERY_MEM OMAP_IOW(56, struct omapfb_mem_info) |
53 | #define OMAPFB_WAITFORVSYNC OMAP_IO(57) |
54 | #define OMAPFB_MEMORY_READ OMAP_IOR(58, struct omapfb_memory_read) |
55 | |
56 | #ifndef FBIO_WAITFORVSYNC |
57 | #define FBIO_WAITFORVSYNC _IOW('F', 0x20, u_int32_t) |
58 | #endif |
59 | |
60 | #define OMAPFB_CAPS_GENERIC_MASK 0x00000fff |
61 | #define OMAPFB_CAPS_LCDC_MASK 0x00fff000 |
62 | #define OMAPFB_CAPS_PANEL_MASK 0xff000000 |
63 | |
64 | #define OMAPFB_CAPS_MANUAL_UPDATE 0x00001000 |
65 | #define OMAPFB_CAPS_TEARSYNC 0x00002000 |
66 | #define OMAPFB_CAPS_PLANE_RELOCATE_MEM 0x00004000 |
67 | #define OMAPFB_CAPS_PLANE_SCALE 0x00008000 |
68 | #define OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE 0x00010000 |
69 | #define OMAPFB_CAPS_WINDOW_SCALE 0x00020000 |
70 | #define OMAPFB_CAPS_WINDOW_OVERLAY 0x00040000 |
71 | #define OMAPFB_CAPS_WINDOW_ROTATE 0x00080000 |
72 | #define OMAPFB_CAPS_SET_BACKLIGHT 0x01000000 |
73 | |
74 | /* Values from DSP must map to lower 16-bits */ |
75 | #define OMAPFB_FORMAT_MASK 0x00ff |
76 | #define OMAPFB_FORMAT_FLAG_DOUBLE 0x0100 |
77 | #define OMAPFB_FORMAT_FLAG_TEARSYNC 0x0200 |
78 | #define OMAPFB_FORMAT_FLAG_FORCE_VSYNC 0x0400 |
79 | #define OMAPFB_FORMAT_FLAG_ENABLE_OVERLAY 0x0800 |
80 | #define OMAPFB_FORMAT_FLAG_DISABLE_OVERLAY 0x1000 |
81 | |
82 | #define OMAPFB_EVENT_READY 1 |
83 | #define OMAPFB_EVENT_DISABLED 2 |
84 | |
85 | #define OMAPFB_MEMTYPE_SDRAM 0 |
86 | #define OMAPFB_MEMTYPE_SRAM 1 |
87 | #define OMAPFB_MEMTYPE_MAX 1 |
88 | |
89 | enum omapfb_color_format { |
90 | OMAPFB_COLOR_RGB565 = 0, |
91 | OMAPFB_COLOR_YUV422, |
92 | OMAPFB_COLOR_YUV420, |
93 | OMAPFB_COLOR_CLUT_8BPP, |
94 | OMAPFB_COLOR_CLUT_4BPP, |
95 | OMAPFB_COLOR_CLUT_2BPP, |
96 | OMAPFB_COLOR_CLUT_1BPP, |
97 | OMAPFB_COLOR_RGB444, |
98 | OMAPFB_COLOR_YUY422, |
99 | |
100 | OMAPFB_COLOR_ARGB16, |
101 | OMAPFB_COLOR_RGB24U, /* RGB24, 32-bit container */ |
102 | OMAPFB_COLOR_RGB24P, /* RGB24, 24-bit container */ |
103 | OMAPFB_COLOR_ARGB32, |
104 | OMAPFB_COLOR_RGBA32, |
105 | OMAPFB_COLOR_RGBX32, |
106 | }; |
107 | |
108 | struct omapfb_update_window { |
109 | __u32 x, y; |
110 | __u32 width, height; |
111 | __u32 format; |
112 | __u32 out_x, out_y; |
113 | __u32 out_width, out_height; |
114 | __u32 reserved[8]; |
115 | }; |
116 | |
117 | struct omapfb_update_window_old { |
118 | __u32 x, y; |
119 | __u32 width, height; |
120 | __u32 format; |
121 | }; |
122 | |
123 | enum omapfb_plane { |
124 | OMAPFB_PLANE_GFX = 0, |
125 | OMAPFB_PLANE_VID1, |
126 | OMAPFB_PLANE_VID2, |
127 | }; |
128 | |
129 | enum omapfb_channel_out { |
130 | OMAPFB_CHANNEL_OUT_LCD = 0, |
131 | OMAPFB_CHANNEL_OUT_DIGIT, |
132 | }; |
133 | |
134 | struct omapfb_plane_info { |
135 | __u32 pos_x; |
136 | __u32 pos_y; |
137 | __u8 enabled; |
138 | __u8 channel_out; |
139 | __u8 mirror; |
140 | __u8 reserved1; |
141 | __u32 out_width; |
142 | __u32 out_height; |
143 | __u32 reserved2[12]; |
144 | }; |
145 | |
146 | struct omapfb_mem_info { |
147 | __u32 size; |
148 | __u8 type; |
149 | __u8 reserved[3]; |
150 | }; |
151 | |
152 | struct omapfb_caps { |
153 | __u32 ctrl; |
154 | __u32 plane_color; |
155 | __u32 wnd_color; |
156 | }; |
157 | |
158 | enum omapfb_color_key_type { |
159 | OMAPFB_COLOR_KEY_DISABLED = 0, |
160 | OMAPFB_COLOR_KEY_GFX_DST, |
161 | OMAPFB_COLOR_KEY_VID_SRC, |
162 | }; |
163 | |
164 | struct omapfb_color_key { |
165 | __u8 channel_out; |
166 | __u32 background; |
167 | __u32 trans_key; |
168 | __u8 key_type; |
169 | }; |
170 | |
171 | enum omapfb_update_mode { |
172 | OMAPFB_UPDATE_DISABLED = 0, |
173 | OMAPFB_AUTO_UPDATE, |
174 | OMAPFB_MANUAL_UPDATE |
175 | }; |
176 | |
177 | struct omapfb_memory_read { |
178 | __u16 x; |
179 | __u16 y; |
180 | __u16 w; |
181 | __u16 h; |
182 | size_t buffer_size; |
183 | void *buffer; |
184 | }; |
185 | |
186 | #ifdef __KERNEL__ |
187 | |
188 | #include <linux/completion.h> |
189 | #include <linux/interrupt.h> |
190 | #include <linux/fb.h> |
191 | #include <linux/mutex.h> |
192 | |
193 | #include <mach/board.h> |
194 | |
195 | #define OMAP_LCDC_INV_VSYNC 0x0001 |
196 | #define OMAP_LCDC_INV_HSYNC 0x0002 |
197 | #define OMAP_LCDC_INV_PIX_CLOCK 0x0004 |
198 | #define OMAP_LCDC_INV_OUTPUT_EN 0x0008 |
199 | #define OMAP_LCDC_HSVS_RISING_EDGE 0x0010 |
200 | #define OMAP_LCDC_HSVS_OPPOSITE 0x0020 |
201 | |
202 | #define OMAP_LCDC_SIGNAL_MASK 0x003f |
203 | |
204 | #define OMAP_LCDC_PANEL_TFT 0x0100 |
205 | |
206 | #define OMAPFB_PLANE_XRES_MIN 8 |
207 | #define OMAPFB_PLANE_YRES_MIN 8 |
208 | |
209 | #ifdef CONFIG_ARCH_OMAP1 |
210 | #define OMAPFB_PLANE_NUM 1 |
211 | #else |
212 | #define OMAPFB_PLANE_NUM 3 |
213 | #endif |
214 | |
215 | struct omapfb_device; |
216 | |
217 | struct lcd_panel { |
218 | const char *name; |
219 | int config; /* TFT/STN, signal inversion */ |
220 | int bpp; /* Pixel format in fb mem */ |
221 | int data_lines; /* Lines on LCD HW interface */ |
222 | |
223 | int x_res, y_res; |
224 | int pixel_clock; /* In kHz */ |
225 | int hsw; /* Horizontal synchronization |
226 | pulse width */ |
227 | int hfp; /* Horizontal front porch */ |
228 | int hbp; /* Horizontal back porch */ |
229 | int vsw; /* Vertical synchronization |
230 | pulse width */ |
231 | int vfp; /* Vertical front porch */ |
232 | int vbp; /* Vertical back porch */ |
233 | int acb; /* ac-bias pin frequency */ |
234 | int pcd; /* pixel clock divider. |
235 | Obsolete use pixel_clock instead */ |
236 | |
237 | int (*init) (struct lcd_panel *panel, |
238 | struct omapfb_device *fbdev); |
239 | void (*cleanup) (struct lcd_panel *panel); |
240 | int (*enable) (struct lcd_panel *panel); |
241 | void (*disable) (struct lcd_panel *panel); |
242 | unsigned long (*get_caps) (struct lcd_panel *panel); |
243 | int (*set_bklight_level)(struct lcd_panel *panel, |
244 | unsigned int level); |
245 | unsigned int (*get_bklight_level)(struct lcd_panel *panel); |
246 | unsigned int (*get_bklight_max) (struct lcd_panel *panel); |
247 | int (*run_test) (struct lcd_panel *panel, int test_num); |
248 | }; |
249 | |
250 | struct extif_timings { |
251 | int cs_on_time; |
252 | int cs_off_time; |
253 | int we_on_time; |
254 | int we_off_time; |
255 | int re_on_time; |
256 | int re_off_time; |
257 | int we_cycle_time; |
258 | int re_cycle_time; |
259 | int cs_pulse_width; |
260 | int access_time; |
261 | |
262 | int clk_div; |
263 | |
264 | u32 tim[5]; /* set by extif->convert_timings */ |
265 | |
266 | int converted; |
267 | }; |
268 | |
269 | struct lcd_ctrl_extif { |
270 | int (*init) (struct omapfb_device *fbdev); |
271 | void (*cleanup) (void); |
272 | void (*get_clk_info) (u32 *clk_period, u32 *max_clk_div); |
273 | unsigned long (*get_max_tx_rate)(void); |
274 | int (*convert_timings) (struct extif_timings *timings); |
275 | void (*set_timings) (const struct extif_timings *timings); |
276 | void (*set_bits_per_cycle)(int bpc); |
277 | void (*write_command) (const void *buf, unsigned int len); |
278 | void (*read_data) (void *buf, unsigned int len); |
279 | void (*write_data) (const void *buf, unsigned int len); |
280 | void (*transfer_area) (int width, int height, |
281 | void (callback)(void * data), void *data); |
282 | int (*setup_tearsync) (unsigned pin_cnt, |
283 | unsigned hs_pulse_time, unsigned vs_pulse_time, |
284 | int hs_pol_inv, int vs_pol_inv, int div); |
285 | int (*enable_tearsync) (int enable, unsigned line); |
286 | |
287 | unsigned long max_transmit_size; |
288 | }; |
289 | |
290 | struct omapfb_notifier_block { |
291 | struct notifier_block nb; |
292 | void *data; |
293 | int plane_idx; |
294 | }; |
295 | |
296 | typedef int (*omapfb_notifier_callback_t)(struct notifier_block *, |
297 | unsigned long event, |
298 | void *fbi); |
299 | |
300 | struct omapfb_mem_region { |
301 | u32 paddr; |
302 | void __iomem *vaddr; |
303 | unsigned long size; |
304 | u8 type; /* OMAPFB_PLANE_MEM_* */ |
305 | enum omapfb_color_format format;/* OMAPFB_COLOR_* */ |
306 | unsigned format_used:1; /* Must be set when format is set. |
307 | * Needed b/c of the badly chosen 0 |
308 | * base for OMAPFB_COLOR_* values |
309 | */ |
310 | unsigned alloc:1; /* allocated by the driver */ |
311 | unsigned map:1; /* kernel mapped by the driver */ |
312 | }; |
313 | |
314 | struct omapfb_mem_desc { |
315 | int region_cnt; |
316 | struct omapfb_mem_region region[OMAPFB_PLANE_NUM]; |
317 | }; |
318 | |
319 | struct lcd_ctrl { |
320 | const char *name; |
321 | void *data; |
322 | |
323 | int (*init) (struct omapfb_device *fbdev, |
324 | int ext_mode, |
325 | struct omapfb_mem_desc *req_md); |
326 | void (*cleanup) (void); |
327 | void (*bind_client) (struct omapfb_notifier_block *nb); |
328 | void (*get_caps) (int plane, struct omapfb_caps *caps); |
329 | int (*set_update_mode)(enum omapfb_update_mode mode); |
330 | enum omapfb_update_mode (*get_update_mode)(void); |
331 | int (*setup_plane) (int plane, int channel_out, |
332 | unsigned long offset, |
333 | int screen_width, |
334 | int pos_x, int pos_y, int width, |
335 | int height, int color_mode); |
336 | int (*set_rotate) (int angle); |
337 | int (*setup_mem) (int plane, size_t size, |
338 | int mem_type, unsigned long *paddr); |
339 | int (*mmap) (struct fb_info *info, |
340 | struct vm_area_struct *vma); |
341 | int (*set_scale) (int plane, |
342 | int orig_width, int orig_height, |
343 | int out_width, int out_height); |
344 | int (*enable_plane) (int plane, int enable); |
345 | int (*update_window) (struct fb_info *fbi, |
346 | struct omapfb_update_window *win, |
347 | void (*callback)(void *), |
348 | void *callback_data); |
349 | void (*sync) (void); |
350 | void (*suspend) (void); |
351 | void (*resume) (void); |
352 | int (*run_test) (int test_num); |
353 | int (*setcolreg) (u_int regno, u16 red, u16 green, |
354 | u16 blue, u16 transp, |
355 | int update_hw_mem); |
356 | int (*set_color_key) (struct omapfb_color_key *ck); |
357 | int (*get_color_key) (struct omapfb_color_key *ck); |
358 | }; |
359 | |
360 | enum omapfb_state { |
361 | OMAPFB_DISABLED = 0, |
362 | OMAPFB_SUSPENDED= 99, |
363 | OMAPFB_ACTIVE = 100 |
364 | }; |
365 | |
366 | struct omapfb_plane_struct { |
367 | int idx; |
368 | struct omapfb_plane_info info; |
369 | enum omapfb_color_format color_mode; |
370 | struct omapfb_device *fbdev; |
371 | }; |
372 | |
373 | struct omapfb_device { |
374 | int state; |
375 | int ext_lcdc; /* Using external |
376 | LCD controller */ |
377 | struct mutex rqueue_mutex; |
378 | |
379 | int palette_size; |
380 | u32 pseudo_palette[17]; |
381 | |
382 | struct lcd_panel *panel; /* LCD panel */ |
383 | const struct lcd_ctrl *ctrl; /* LCD controller */ |
384 | const struct lcd_ctrl *int_ctrl; /* internal LCD ctrl */ |
385 | struct lcd_ctrl_extif *ext_if; /* LCD ctrl external |
386 | interface */ |
387 | struct device *dev; |
388 | struct fb_var_screeninfo new_var; /* for mode changes */ |
389 | |
390 | struct omapfb_mem_desc mem_desc; |
391 | struct fb_info *fb_info[OMAPFB_PLANE_NUM]; |
392 | }; |
393 | |
394 | struct omapfb_platform_data { |
395 | struct omap_lcd_config lcd; |
396 | struct omapfb_mem_desc mem_desc; |
397 | void *ctrl_platform_data; |
398 | }; |
399 | |
400 | #ifdef CONFIG_ARCH_OMAP1 |
401 | extern struct lcd_ctrl omap1_lcd_ctrl; |
402 | #else |
403 | extern struct lcd_ctrl omap2_disp_ctrl; |
404 | #endif |
405 | |
406 | extern void omapfb_set_platform_data(struct omapfb_platform_data *data); |
407 | |
408 | extern void omapfb_reserve_sdram(void); |
409 | extern void omapfb_register_panel(struct lcd_panel *panel); |
410 | extern void omapfb_write_first_pixel(struct omapfb_device *fbdev, u16 pixval); |
411 | extern void omapfb_notify_clients(struct omapfb_device *fbdev, |
412 | unsigned long event); |
413 | extern int omapfb_register_client(struct omapfb_notifier_block *nb, |
414 | omapfb_notifier_callback_t callback, |
415 | void *callback_data); |
416 | extern int omapfb_unregister_client(struct omapfb_notifier_block *nb); |
417 | extern int omapfb_update_window_async(struct fb_info *fbi, |
418 | struct omapfb_update_window *win, |
419 | void (*callback)(void *), |
420 | void *callback_data); |
421 | |
422 | /* in arch/arm/plat-omap/fb.c */ |
423 | extern void omapfb_set_ctrl_platform_data(void *pdata); |
424 | |
425 | #endif /* __KERNEL__ */ |
426 | |
427 | #endif /* __OMAPFB_H */ |