1/* 2 * Copyright (C) 2007-2009 Texas Instruments Inc 3 * Copyright (C) 2007 MontaVista Software, Inc. 4 * 5 * Andy Lowe (alowe@mvista.com), MontaVista Software 6 * - Initial version 7 * Murali Karicheri (mkaricheri@gmail.com), Texas Instruments Ltd. 8 * - ported to sub device interface 9 * 10 * This program is free software; you can redistribute it and/or modify 11 * it under the terms of the GNU General Public License as published by 12 * the Free Software Foundation version 2.. 13 * 14 * This program is distributed in the hope that it will be useful, 15 * but WITHOUT ANY WARRANTY; without even the implied warranty of 16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 * GNU General Public License for more details. 18 * 19 * You should have received a copy of the GNU General Public License 20 * along with this program; if not, write to the Free Software 21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 22 * 23 */ 24#ifndef _OSD_H 25#define _OSD_H 26 27#include <media/davinci/vpbe_types.h> 28 29#define DM644X_VPBE_OSD_SUBDEV_NAME "dm644x,vpbe-osd" 30#define DM365_VPBE_OSD_SUBDEV_NAME "dm365,vpbe-osd" 31#define DM355_VPBE_OSD_SUBDEV_NAME "dm355,vpbe-osd" 32 33/** 34 * enum osd_layer 35 * @WIN_OSD0: On-Screen Display Window 0 36 * @WIN_VID0: Video Window 0 37 * @WIN_OSD1: On-Screen Display Window 1 38 * @WIN_VID1: Video Window 1 39 * 40 * Description: 41 * An enumeration of the osd display layers. 42 */ 43enum osd_layer { 44 WIN_OSD0, 45 WIN_VID0, 46 WIN_OSD1, 47 WIN_VID1, 48}; 49 50/** 51 * enum osd_win_layer 52 * @OSDWIN_OSD0: On-Screen Display Window 0 53 * @OSDWIN_OSD1: On-Screen Display Window 1 54 * 55 * Description: 56 * An enumeration of the OSD Window layers. 57 */ 58enum osd_win_layer { 59 OSDWIN_OSD0, 60 OSDWIN_OSD1, 61}; 62 63/** 64 * enum osd_pix_format 65 * @PIXFMT_1BPP: 1-bit-per-pixel bitmap 66 * @PIXFMT_2BPP: 2-bits-per-pixel bitmap 67 * @PIXFMT_4BPP: 4-bits-per-pixel bitmap 68 * @PIXFMT_8BPP: 8-bits-per-pixel bitmap 69 * @PIXFMT_RGB565: 16-bits-per-pixel RGB565 70 * @PIXFMT_YCbCrI: YUV 4:2:2 71 * @PIXFMT_RGB888: 24-bits-per-pixel RGB888 72 * @PIXFMT_YCrCbI: YUV 4:2:2 with chroma swap 73 * @PIXFMT_NV12: YUV 4:2:0 planar 74 * @PIXFMT_OSD_ATTR: OSD Attribute Window pixel format (4bpp) 75 * 76 * Description: 77 * An enumeration of the DaVinci pixel formats. 78 */ 79enum osd_pix_format { 80 PIXFMT_1BPP = 0, 81 PIXFMT_2BPP, 82 PIXFMT_4BPP, 83 PIXFMT_8BPP, 84 PIXFMT_RGB565, 85 PIXFMT_YCBCRI, 86 PIXFMT_RGB888, 87 PIXFMT_YCRCBI, 88 PIXFMT_NV12, 89 PIXFMT_OSD_ATTR, 90}; 91 92/** 93 * enum osd_h_exp_ratio 94 * @H_EXP_OFF: no expansion (1/1) 95 * @H_EXP_9_OVER_8: 9/8 expansion ratio 96 * @H_EXP_3_OVER_2: 3/2 expansion ratio 97 * 98 * Description: 99 * An enumeration of the available horizontal expansion ratios. 100 */ 101enum osd_h_exp_ratio { 102 H_EXP_OFF, 103 H_EXP_9_OVER_8, 104 H_EXP_3_OVER_2, 105}; 106 107/** 108 * enum osd_v_exp_ratio 109 * @V_EXP_OFF: no expansion (1/1) 110 * @V_EXP_6_OVER_5: 6/5 expansion ratio 111 * 112 * Description: 113 * An enumeration of the available vertical expansion ratios. 114 */ 115enum osd_v_exp_ratio { 116 V_EXP_OFF, 117 V_EXP_6_OVER_5, 118}; 119 120/** 121 * enum osd_zoom_factor 122 * @ZOOM_X1: no zoom (x1) 123 * @ZOOM_X2: x2 zoom 124 * @ZOOM_X4: x4 zoom 125 * 126 * Description: 127 * An enumeration of the available zoom factors. 128 */ 129enum osd_zoom_factor { 130 ZOOM_X1, 131 ZOOM_X2, 132 ZOOM_X4, 133}; 134 135/** 136 * enum osd_clut 137 * @ROM_CLUT: ROM CLUT 138 * @RAM_CLUT: RAM CLUT 139 * 140 * Description: 141 * An enumeration of the available Color Lookup Tables (CLUTs). 142 */ 143enum osd_clut { 144 ROM_CLUT, 145 RAM_CLUT, 146}; 147 148/** 149 * enum osd_rom_clut 150 * @ROM_CLUT0: Macintosh CLUT 151 * @ROM_CLUT1: CLUT from DM270 and prior devices 152 * 153 * Description: 154 * An enumeration of the ROM Color Lookup Table (CLUT) options. 155 */ 156enum osd_rom_clut { 157 ROM_CLUT0, 158 ROM_CLUT1, 159}; 160 161/** 162 * enum osd_blending_factor 163 * @OSD_0_VID_8: OSD pixels are fully transparent 164 * @OSD_1_VID_7: OSD pixels contribute 1/8, video pixels contribute 7/8 165 * @OSD_2_VID_6: OSD pixels contribute 2/8, video pixels contribute 6/8 166 * @OSD_3_VID_5: OSD pixels contribute 3/8, video pixels contribute 5/8 167 * @OSD_4_VID_4: OSD pixels contribute 4/8, video pixels contribute 4/8 168 * @OSD_5_VID_3: OSD pixels contribute 5/8, video pixels contribute 3/8 169 * @OSD_6_VID_2: OSD pixels contribute 6/8, video pixels contribute 2/8 170 * @OSD_8_VID_0: OSD pixels are fully opaque 171 * 172 * Description: 173 * An enumeration of the DaVinci pixel blending factor options. 174 */ 175enum osd_blending_factor { 176 OSD_0_VID_8, 177 OSD_1_VID_7, 178 OSD_2_VID_6, 179 OSD_3_VID_5, 180 OSD_4_VID_4, 181 OSD_5_VID_3, 182 OSD_6_VID_2, 183 OSD_8_VID_0, 184}; 185 186/** 187 * enum osd_blink_interval 188 * @BLINK_X1: blink interval is 1 vertical refresh cycle 189 * @BLINK_X2: blink interval is 2 vertical refresh cycles 190 * @BLINK_X3: blink interval is 3 vertical refresh cycles 191 * @BLINK_X4: blink interval is 4 vertical refresh cycles 192 * 193 * Description: 194 * An enumeration of the DaVinci pixel blinking interval options. 195 */ 196enum osd_blink_interval { 197 BLINK_X1, 198 BLINK_X2, 199 BLINK_X3, 200 BLINK_X4, 201}; 202 203/** 204 * enum osd_cursor_h_width 205 * @H_WIDTH_1: horizontal line width is 1 pixel 206 * @H_WIDTH_4: horizontal line width is 4 pixels 207 * @H_WIDTH_8: horizontal line width is 8 pixels 208 * @H_WIDTH_12: horizontal line width is 12 pixels 209 * @H_WIDTH_16: horizontal line width is 16 pixels 210 * @H_WIDTH_20: horizontal line width is 20 pixels 211 * @H_WIDTH_24: horizontal line width is 24 pixels 212 * @H_WIDTH_28: horizontal line width is 28 pixels 213 */ 214enum osd_cursor_h_width { 215 H_WIDTH_1, 216 H_WIDTH_4, 217 H_WIDTH_8, 218 H_WIDTH_12, 219 H_WIDTH_16, 220 H_WIDTH_20, 221 H_WIDTH_24, 222 H_WIDTH_28, 223}; 224 225/** 226 * enum davinci_cursor_v_width 227 * @V_WIDTH_1: vertical line width is 1 line 228 * @V_WIDTH_2: vertical line width is 2 lines 229 * @V_WIDTH_4: vertical line width is 4 lines 230 * @V_WIDTH_6: vertical line width is 6 lines 231 * @V_WIDTH_8: vertical line width is 8 lines 232 * @V_WIDTH_10: vertical line width is 10 lines 233 * @V_WIDTH_12: vertical line width is 12 lines 234 * @V_WIDTH_14: vertical line width is 14 lines 235 */ 236enum osd_cursor_v_width { 237 V_WIDTH_1, 238 V_WIDTH_2, 239 V_WIDTH_4, 240 V_WIDTH_6, 241 V_WIDTH_8, 242 V_WIDTH_10, 243 V_WIDTH_12, 244 V_WIDTH_14, 245}; 246 247/** 248 * struct osd_cursor_config 249 * @xsize: horizontal size in pixels 250 * @ysize: vertical size in lines 251 * @xpos: horizontal offset in pixels from the left edge of the display 252 * @ypos: vertical offset in lines from the top of the display 253 * @interlaced: Non-zero if the display is interlaced, or zero otherwise 254 * @h_width: horizontal line width 255 * @v_width: vertical line width 256 * @clut: the CLUT selector (ROM or RAM) for the cursor color 257 * @clut_index: an index into the CLUT for the cursor color 258 * 259 * Description: 260 * A structure describing the configuration parameters of the hardware 261 * rectangular cursor. 262 */ 263struct osd_cursor_config { 264 unsigned xsize; 265 unsigned ysize; 266 unsigned xpos; 267 unsigned ypos; 268 int interlaced; 269 enum osd_cursor_h_width h_width; 270 enum osd_cursor_v_width v_width; 271 enum osd_clut clut; 272 unsigned char clut_index; 273}; 274 275/** 276 * struct osd_layer_config 277 * @pixfmt: pixel format 278 * @line_length: offset in bytes between start of each line in memory 279 * @xsize: number of horizontal pixels displayed per line 280 * @ysize: number of lines displayed 281 * @xpos: horizontal offset in pixels from the left edge of the display 282 * @ypos: vertical offset in lines from the top of the display 283 * @interlaced: Non-zero if the display is interlaced, or zero otherwise 284 * 285 * Description: 286 * A structure describing the configuration parameters of an On-Screen Display 287 * (OSD) or video layer related to how the image is stored in memory. 288 * @line_length must be a multiple of the cache line size (32 bytes). 289 */ 290struct osd_layer_config { 291 enum osd_pix_format pixfmt; 292 unsigned line_length; 293 unsigned xsize; 294 unsigned ysize; 295 unsigned xpos; 296 unsigned ypos; 297 int interlaced; 298}; 299 300/* parameters that apply on a per-window (OSD or video) basis */ 301struct osd_window_state { 302 int is_allocated; 303 int is_enabled; 304 unsigned long fb_base_phys; 305 enum osd_zoom_factor h_zoom; 306 enum osd_zoom_factor v_zoom; 307 struct osd_layer_config lconfig; 308}; 309 310/* parameters that apply on a per-OSD-window basis */ 311struct osd_osdwin_state { 312 enum osd_clut clut; 313 enum osd_blending_factor blend; 314 int colorkey_blending; 315 unsigned colorkey; 316 int rec601_attenuation; 317 /* index is pixel value */ 318 unsigned char palette_map[16]; 319}; 320 321/* hardware rectangular cursor parameters */ 322struct osd_cursor_state { 323 int is_enabled; 324 struct osd_cursor_config config; 325}; 326 327struct osd_state; 328 329struct vpbe_osd_ops { 330 int (*initialize)(struct osd_state *sd); 331 int (*request_layer)(struct osd_state *sd, enum osd_layer layer); 332 void (*release_layer)(struct osd_state *sd, enum osd_layer layer); 333 int (*enable_layer)(struct osd_state *sd, enum osd_layer layer, 334 int otherwin); 335 void (*disable_layer)(struct osd_state *sd, enum osd_layer layer); 336 int (*set_layer_config)(struct osd_state *sd, enum osd_layer layer, 337 struct osd_layer_config *lconfig); 338 void (*get_layer_config)(struct osd_state *sd, enum osd_layer layer, 339 struct osd_layer_config *lconfig); 340 void (*start_layer)(struct osd_state *sd, enum osd_layer layer, 341 unsigned long fb_base_phys, 342 unsigned long cbcr_ofst); 343 void (*set_left_margin)(struct osd_state *sd, u32 val); 344 void (*set_top_margin)(struct osd_state *sd, u32 val); 345 void (*set_interpolation_filter)(struct osd_state *sd, int filter); 346 int (*set_vid_expansion)(struct osd_state *sd, 347 enum osd_h_exp_ratio h_exp, 348 enum osd_v_exp_ratio v_exp); 349 void (*get_vid_expansion)(struct osd_state *sd, 350 enum osd_h_exp_ratio *h_exp, 351 enum osd_v_exp_ratio *v_exp); 352 void (*set_zoom)(struct osd_state *sd, enum osd_layer layer, 353 enum osd_zoom_factor h_zoom, 354 enum osd_zoom_factor v_zoom); 355}; 356 357struct osd_state { 358 enum vpbe_version vpbe_type; 359 spinlock_t lock; 360 struct device *dev; 361 dma_addr_t osd_base_phys; 362 void __iomem *osd_base; 363 unsigned long osd_size; 364 /* 1-->the isr will toggle the VID0 ping-pong buffer */ 365 int pingpong; 366 int interpolation_filter; 367 int field_inversion; 368 enum osd_h_exp_ratio osd_h_exp; 369 enum osd_v_exp_ratio osd_v_exp; 370 enum osd_h_exp_ratio vid_h_exp; 371 enum osd_v_exp_ratio vid_v_exp; 372 enum osd_clut backg_clut; 373 unsigned backg_clut_index; 374 enum osd_rom_clut rom_clut; 375 int is_blinking; 376 /* attribute window blinking enabled */ 377 enum osd_blink_interval blink; 378 /* YCbCrI or YCrCbI */ 379 enum osd_pix_format yc_pixfmt; 380 /* columns are Y, Cb, Cr */ 381 unsigned char clut_ram[256][3]; 382 struct osd_cursor_state cursor; 383 /* OSD0, VID0, OSD1, VID1 */ 384 struct osd_window_state win[4]; 385 /* OSD0, OSD1 */ 386 struct osd_osdwin_state osdwin[2]; 387 /* OSD device Operations */ 388 struct vpbe_osd_ops ops; 389}; 390 391struct osd_platform_data { 392 int field_inv_wa_enable; 393}; 394 395#endif 396