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