vpbe_osd.h (9899B)
1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (C) 2007-2009 Texas Instruments Inc 4 * Copyright (C) 2007 MontaVista Software, Inc. 5 * 6 * Andy Lowe (alowe@mvista.com), MontaVista Software 7 * - Initial version 8 * Murali Karicheri (mkaricheri@gmail.com), Texas Instruments Ltd. 9 * - ported to sub device interface 10 */ 11#ifndef _OSD_H 12#define _OSD_H 13 14#include <media/davinci/vpbe_types.h> 15 16#define DM644X_VPBE_OSD_SUBDEV_NAME "dm644x,vpbe-osd" 17#define DM365_VPBE_OSD_SUBDEV_NAME "dm365,vpbe-osd" 18#define DM355_VPBE_OSD_SUBDEV_NAME "dm355,vpbe-osd" 19 20/** 21 * enum osd_layer 22 * @WIN_OSD0: On-Screen Display Window 0 23 * @WIN_VID0: Video Window 0 24 * @WIN_OSD1: On-Screen Display Window 1 25 * @WIN_VID1: Video Window 1 26 * 27 * Description: 28 * An enumeration of the osd display layers. 29 */ 30enum osd_layer { 31 WIN_OSD0, 32 WIN_VID0, 33 WIN_OSD1, 34 WIN_VID1, 35}; 36 37/** 38 * enum osd_win_layer 39 * @OSDWIN_OSD0: On-Screen Display Window 0 40 * @OSDWIN_OSD1: On-Screen Display Window 1 41 * 42 * Description: 43 * An enumeration of the OSD Window layers. 44 */ 45enum osd_win_layer { 46 OSDWIN_OSD0, 47 OSDWIN_OSD1, 48}; 49 50/** 51 * enum osd_pix_format 52 * @PIXFMT_1BPP: 1-bit-per-pixel bitmap 53 * @PIXFMT_2BPP: 2-bits-per-pixel bitmap 54 * @PIXFMT_4BPP: 4-bits-per-pixel bitmap 55 * @PIXFMT_8BPP: 8-bits-per-pixel bitmap 56 * @PIXFMT_RGB565: 16-bits-per-pixel RGB565 57 * @PIXFMT_YCBCRI: YUV 4:2:2 58 * @PIXFMT_RGB888: 24-bits-per-pixel RGB888 59 * @PIXFMT_YCRCBI: YUV 4:2:2 with chroma swap 60 * @PIXFMT_NV12: YUV 4:2:0 planar 61 * @PIXFMT_OSD_ATTR: OSD Attribute Window pixel format (4bpp) 62 * 63 * Description: 64 * An enumeration of the DaVinci pixel formats. 65 */ 66enum osd_pix_format { 67 PIXFMT_1BPP = 0, 68 PIXFMT_2BPP, 69 PIXFMT_4BPP, 70 PIXFMT_8BPP, 71 PIXFMT_RGB565, 72 PIXFMT_YCBCRI, 73 PIXFMT_RGB888, 74 PIXFMT_YCRCBI, 75 PIXFMT_NV12, 76 PIXFMT_OSD_ATTR, 77}; 78 79/** 80 * enum osd_h_exp_ratio 81 * @H_EXP_OFF: no expansion (1/1) 82 * @H_EXP_9_OVER_8: 9/8 expansion ratio 83 * @H_EXP_3_OVER_2: 3/2 expansion ratio 84 * 85 * Description: 86 * An enumeration of the available horizontal expansion ratios. 87 */ 88enum osd_h_exp_ratio { 89 H_EXP_OFF, 90 H_EXP_9_OVER_8, 91 H_EXP_3_OVER_2, 92}; 93 94/** 95 * enum osd_v_exp_ratio 96 * @V_EXP_OFF: no expansion (1/1) 97 * @V_EXP_6_OVER_5: 6/5 expansion ratio 98 * 99 * Description: 100 * An enumeration of the available vertical expansion ratios. 101 */ 102enum osd_v_exp_ratio { 103 V_EXP_OFF, 104 V_EXP_6_OVER_5, 105}; 106 107/** 108 * enum osd_zoom_factor 109 * @ZOOM_X1: no zoom (x1) 110 * @ZOOM_X2: x2 zoom 111 * @ZOOM_X4: x4 zoom 112 * 113 * Description: 114 * An enumeration of the available zoom factors. 115 */ 116enum osd_zoom_factor { 117 ZOOM_X1, 118 ZOOM_X2, 119 ZOOM_X4, 120}; 121 122/** 123 * enum osd_clut 124 * @ROM_CLUT: ROM CLUT 125 * @RAM_CLUT: RAM CLUT 126 * 127 * Description: 128 * An enumeration of the available Color Lookup Tables (CLUTs). 129 */ 130enum osd_clut { 131 ROM_CLUT, 132 RAM_CLUT, 133}; 134 135/** 136 * enum osd_rom_clut 137 * @ROM_CLUT0: Macintosh CLUT 138 * @ROM_CLUT1: CLUT from DM270 and prior devices 139 * 140 * Description: 141 * An enumeration of the ROM Color Lookup Table (CLUT) options. 142 */ 143enum osd_rom_clut { 144 ROM_CLUT0, 145 ROM_CLUT1, 146}; 147 148/** 149 * enum osd_blending_factor 150 * @OSD_0_VID_8: OSD pixels are fully transparent 151 * @OSD_1_VID_7: OSD pixels contribute 1/8, video pixels contribute 7/8 152 * @OSD_2_VID_6: OSD pixels contribute 2/8, video pixels contribute 6/8 153 * @OSD_3_VID_5: OSD pixels contribute 3/8, video pixels contribute 5/8 154 * @OSD_4_VID_4: OSD pixels contribute 4/8, video pixels contribute 4/8 155 * @OSD_5_VID_3: OSD pixels contribute 5/8, video pixels contribute 3/8 156 * @OSD_6_VID_2: OSD pixels contribute 6/8, video pixels contribute 2/8 157 * @OSD_8_VID_0: OSD pixels are fully opaque 158 * 159 * Description: 160 * An enumeration of the DaVinci pixel blending factor options. 161 */ 162enum osd_blending_factor { 163 OSD_0_VID_8, 164 OSD_1_VID_7, 165 OSD_2_VID_6, 166 OSD_3_VID_5, 167 OSD_4_VID_4, 168 OSD_5_VID_3, 169 OSD_6_VID_2, 170 OSD_8_VID_0, 171}; 172 173/** 174 * enum osd_blink_interval 175 * @BLINK_X1: blink interval is 1 vertical refresh cycle 176 * @BLINK_X2: blink interval is 2 vertical refresh cycles 177 * @BLINK_X3: blink interval is 3 vertical refresh cycles 178 * @BLINK_X4: blink interval is 4 vertical refresh cycles 179 * 180 * Description: 181 * An enumeration of the DaVinci pixel blinking interval options. 182 */ 183enum osd_blink_interval { 184 BLINK_X1, 185 BLINK_X2, 186 BLINK_X3, 187 BLINK_X4, 188}; 189 190/** 191 * enum osd_cursor_h_width 192 * @H_WIDTH_1: horizontal line width is 1 pixel 193 * @H_WIDTH_4: horizontal line width is 4 pixels 194 * @H_WIDTH_8: horizontal line width is 8 pixels 195 * @H_WIDTH_12: horizontal line width is 12 pixels 196 * @H_WIDTH_16: horizontal line width is 16 pixels 197 * @H_WIDTH_20: horizontal line width is 20 pixels 198 * @H_WIDTH_24: horizontal line width is 24 pixels 199 * @H_WIDTH_28: horizontal line width is 28 pixels 200 */ 201enum osd_cursor_h_width { 202 H_WIDTH_1, 203 H_WIDTH_4, 204 H_WIDTH_8, 205 H_WIDTH_12, 206 H_WIDTH_16, 207 H_WIDTH_20, 208 H_WIDTH_24, 209 H_WIDTH_28, 210}; 211 212/** 213 * enum osd_cursor_v_width 214 * @V_WIDTH_1: vertical line width is 1 line 215 * @V_WIDTH_2: vertical line width is 2 lines 216 * @V_WIDTH_4: vertical line width is 4 lines 217 * @V_WIDTH_6: vertical line width is 6 lines 218 * @V_WIDTH_8: vertical line width is 8 lines 219 * @V_WIDTH_10: vertical line width is 10 lines 220 * @V_WIDTH_12: vertical line width is 12 lines 221 * @V_WIDTH_14: vertical line width is 14 lines 222 */ 223enum osd_cursor_v_width { 224 V_WIDTH_1, 225 V_WIDTH_2, 226 V_WIDTH_4, 227 V_WIDTH_6, 228 V_WIDTH_8, 229 V_WIDTH_10, 230 V_WIDTH_12, 231 V_WIDTH_14, 232}; 233 234/** 235 * struct osd_cursor_config 236 * @xsize: horizontal size in pixels 237 * @ysize: vertical size in lines 238 * @xpos: horizontal offset in pixels from the left edge of the display 239 * @ypos: vertical offset in lines from the top of the display 240 * @interlaced: Non-zero if the display is interlaced, or zero otherwise 241 * @h_width: horizontal line width 242 * @v_width: vertical line width 243 * @clut: the CLUT selector (ROM or RAM) for the cursor color 244 * @clut_index: an index into the CLUT for the cursor color 245 * 246 * Description: 247 * A structure describing the configuration parameters of the hardware 248 * rectangular cursor. 249 */ 250struct osd_cursor_config { 251 unsigned xsize; 252 unsigned ysize; 253 unsigned xpos; 254 unsigned ypos; 255 int interlaced; 256 enum osd_cursor_h_width h_width; 257 enum osd_cursor_v_width v_width; 258 enum osd_clut clut; 259 unsigned char clut_index; 260}; 261 262/** 263 * struct osd_layer_config 264 * @pixfmt: pixel format 265 * @line_length: offset in bytes between start of each line in memory 266 * @xsize: number of horizontal pixels displayed per line 267 * @ysize: number of lines displayed 268 * @xpos: horizontal offset in pixels from the left edge of the display 269 * @ypos: vertical offset in lines from the top of the display 270 * @interlaced: Non-zero if the display is interlaced, or zero otherwise 271 * 272 * Description: 273 * A structure describing the configuration parameters of an On-Screen Display 274 * (OSD) or video layer related to how the image is stored in memory. 275 * @line_length must be a multiple of the cache line size (32 bytes). 276 */ 277struct osd_layer_config { 278 enum osd_pix_format pixfmt; 279 unsigned line_length; 280 unsigned xsize; 281 unsigned ysize; 282 unsigned xpos; 283 unsigned ypos; 284 int interlaced; 285}; 286 287/* parameters that apply on a per-window (OSD or video) basis */ 288struct osd_window_state { 289 int is_allocated; 290 int is_enabled; 291 unsigned long fb_base_phys; 292 enum osd_zoom_factor h_zoom; 293 enum osd_zoom_factor v_zoom; 294 struct osd_layer_config lconfig; 295}; 296 297/* parameters that apply on a per-OSD-window basis */ 298struct osd_osdwin_state { 299 enum osd_clut clut; 300 enum osd_blending_factor blend; 301 int colorkey_blending; 302 unsigned colorkey; 303 int rec601_attenuation; 304 /* index is pixel value */ 305 unsigned char palette_map[16]; 306}; 307 308/* hardware rectangular cursor parameters */ 309struct osd_cursor_state { 310 int is_enabled; 311 struct osd_cursor_config config; 312}; 313 314struct osd_state; 315 316struct vpbe_osd_ops { 317 int (*initialize)(struct osd_state *sd); 318 int (*request_layer)(struct osd_state *sd, enum osd_layer layer); 319 void (*release_layer)(struct osd_state *sd, enum osd_layer layer); 320 int (*enable_layer)(struct osd_state *sd, enum osd_layer layer, 321 int otherwin); 322 void (*disable_layer)(struct osd_state *sd, enum osd_layer layer); 323 int (*set_layer_config)(struct osd_state *sd, enum osd_layer layer, 324 struct osd_layer_config *lconfig); 325 void (*get_layer_config)(struct osd_state *sd, enum osd_layer layer, 326 struct osd_layer_config *lconfig); 327 void (*start_layer)(struct osd_state *sd, enum osd_layer layer, 328 unsigned long fb_base_phys, 329 unsigned long cbcr_ofst); 330 void (*set_left_margin)(struct osd_state *sd, u32 val); 331 void (*set_top_margin)(struct osd_state *sd, u32 val); 332 void (*set_interpolation_filter)(struct osd_state *sd, int filter); 333 int (*set_vid_expansion)(struct osd_state *sd, 334 enum osd_h_exp_ratio h_exp, 335 enum osd_v_exp_ratio v_exp); 336 void (*get_vid_expansion)(struct osd_state *sd, 337 enum osd_h_exp_ratio *h_exp, 338 enum osd_v_exp_ratio *v_exp); 339 void (*set_zoom)(struct osd_state *sd, enum osd_layer layer, 340 enum osd_zoom_factor h_zoom, 341 enum osd_zoom_factor v_zoom); 342}; 343 344struct osd_state { 345 enum vpbe_version vpbe_type; 346 spinlock_t lock; 347 struct device *dev; 348 dma_addr_t osd_base_phys; 349 void __iomem *osd_base; 350 unsigned long osd_size; 351 /* 1-->the isr will toggle the VID0 ping-pong buffer */ 352 int pingpong; 353 int interpolation_filter; 354 int field_inversion; 355 enum osd_h_exp_ratio osd_h_exp; 356 enum osd_v_exp_ratio osd_v_exp; 357 enum osd_h_exp_ratio vid_h_exp; 358 enum osd_v_exp_ratio vid_v_exp; 359 enum osd_clut backg_clut; 360 unsigned backg_clut_index; 361 enum osd_rom_clut rom_clut; 362 int is_blinking; 363 /* attribute window blinking enabled */ 364 enum osd_blink_interval blink; 365 /* YCbCrI or YCrCbI */ 366 enum osd_pix_format yc_pixfmt; 367 /* columns are Y, Cb, Cr */ 368 unsigned char clut_ram[256][3]; 369 struct osd_cursor_state cursor; 370 /* OSD0, VID0, OSD1, VID1 */ 371 struct osd_window_state win[4]; 372 /* OSD0, OSD1 */ 373 struct osd_osdwin_state osdwin[2]; 374 /* OSD device Operations */ 375 struct vpbe_osd_ops ops; 376}; 377 378struct osd_platform_data { 379 int field_inv_wa_enable; 380}; 381 382#endif