exynos_fimg2d.c revision e88f27b3
1/* 2 * Copyright (C) 2013 Samsung Electronics Co.Ltd 3 * Authors: 4 * Inki Dae <inki.dae@samsung.com> 5 * 6 * This program is free software; you can redistribute it and/or modify it 7 * under the terms of the GNU General Public License as published by the 8 * Free Software Foundation; either version 2 of the License, or (at your 9 * option) any later version. 10 * 11 */ 12 13#ifdef HAVE_CONFIG_H 14#include "config.h" 15#endif 16 17#include <stdlib.h> 18#include <stdio.h> 19#include <string.h> 20#include <errno.h> 21 22#include <sys/mman.h> 23#include <linux/stddef.h> 24 25#include <xf86drm.h> 26 27#include "exynos_drm.h" 28#include "fimg2d_reg.h" 29#include "fimg2d.h" 30 31#define SET_BF(val, sc, si, scsa, scda, dc, di, dcsa, dcda) \ 32 val.data.src_coeff = sc; \ 33 val.data.inv_src_color_coeff = si; \ 34 val.data.src_coeff_src_a = scsa; \ 35 val.data.src_coeff_dst_a = scda; \ 36 val.data.dst_coeff = dc; \ 37 val.data.inv_dst_color_coeff = di; \ 38 val.data.dst_coeff_src_a = dcsa; \ 39 val.data.dst_coeff_dst_a = dcda; 40 41#define MIN(a, b) ((a) < (b) ? (a) : (b)) 42 43static unsigned int g2d_get_blend_op(enum e_g2d_op op) 44{ 45 union g2d_blend_func_val val; 46 47 val.val = 0; 48 49 switch (op) { 50 case G2D_OP_CLEAR: 51 case G2D_OP_DISJOINT_CLEAR: 52 case G2D_OP_CONJOINT_CLEAR: 53 SET_BF(val, G2D_COEFF_MODE_ZERO, 0, 0, 0, G2D_COEFF_MODE_ZERO, 54 0, 0, 0); 55 break; 56 case G2D_OP_SRC: 57 case G2D_OP_DISJOINT_SRC: 58 case G2D_OP_CONJOINT_SRC: 59 SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0, G2D_COEFF_MODE_ZERO, 60 0, 0, 0); 61 break; 62 case G2D_OP_DST: 63 case G2D_OP_DISJOINT_DST: 64 case G2D_OP_CONJOINT_DST: 65 SET_BF(val, G2D_COEFF_MODE_ZERO, 0, 0, 0, G2D_COEFF_MODE_ONE, 66 0, 0, 0); 67 break; 68 case G2D_OP_OVER: 69 SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0, 70 G2D_COEFF_MODE_SRC_ALPHA, 1, 0, 0); 71 break; 72 default: 73 fprintf(stderr, "Not support operation(%d).\n", op); 74 SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0, G2D_COEFF_MODE_ZERO, 75 0, 0, 0); 76 break; 77 } 78 79 return val.val; 80} 81 82/* 83 * g2d_add_cmd - set given command and value to user side command buffer. 84 * 85 * @ctx: a pointer to g2d_context structure. 86 * @cmd: command data. 87 * @value: value data. 88 */ 89static int g2d_add_cmd(struct g2d_context *ctx, unsigned long cmd, 90 unsigned long value) 91{ 92 switch (cmd & ~(G2D_BUF_USERPTR)) { 93 case SRC_BASE_ADDR_REG: 94 case SRC_PLANE2_BASE_ADDR_REG: 95 case DST_BASE_ADDR_REG: 96 case DST_PLANE2_BASE_ADDR_REG: 97 case PAT_BASE_ADDR_REG: 98 case MASK_BASE_ADDR_REG: 99 if (ctx->cmd_buf_nr >= G2D_MAX_GEM_CMD_NR) { 100 fprintf(stderr, "Overflow cmd_gem size.\n"); 101 return -EINVAL; 102 } 103 104 ctx->cmd_buf[ctx->cmd_buf_nr].offset = cmd; 105 ctx->cmd_buf[ctx->cmd_buf_nr].data = value; 106 ctx->cmd_buf_nr++; 107 break; 108 default: 109 if (ctx->cmd_nr >= G2D_MAX_CMD_NR) { 110 fprintf(stderr, "Overflow cmd size.\n"); 111 return -EINVAL; 112 } 113 114 ctx->cmd[ctx->cmd_nr].offset = cmd; 115 ctx->cmd[ctx->cmd_nr].data = value; 116 ctx->cmd_nr++; 117 break; 118 } 119 120 return TRUE; 121} 122 123/* 124 * g2d_reset - reset fimg2d hardware. 125 * 126 * @ctx: a pointer to g2d_context structure. 127 * 128 */ 129static void g2d_reset(struct g2d_context *ctx) 130{ 131 ctx->cmd_nr = 0; 132 ctx->cmd_buf_nr = 0; 133 134 g2d_add_cmd(ctx, SOFT_RESET_REG, 0x01); 135} 136 137/* 138 * g2d_flush - summit all commands and values in user side command buffer 139 * to command queue aware of fimg2d dma. 140 * 141 * @ctx: a pointer to g2d_context structure. 142 * 143 * This function should be called after all commands and values to user 144 * side command buffer is set to summit that buffer to kernel side driver. 145 */ 146static int g2d_flush(struct g2d_context *ctx) 147{ 148 int ret; 149 struct drm_exynos_g2d_set_cmdlist cmdlist; 150 151 if (ctx->cmd_nr == 0 && ctx->cmd_buf_nr == 0) 152 return FALSE; 153 154 if (ctx->cmdlist_nr >= G2D_MAX_CMD_LIST_NR) { 155 fprintf(stderr, "Overflow cmdlist.\n"); 156 return -EINVAL; 157 } 158 159 memset(&cmdlist, 0, sizeof(struct drm_exynos_g2d_set_cmdlist)); 160 161 cmdlist.cmd = (unsigned int)&ctx->cmd[0]; 162 cmdlist.cmd_buf = (unsigned int)&ctx->cmd_buf[0]; 163 cmdlist.cmd_nr = ctx->cmd_nr; 164 cmdlist.cmd_buf_nr = ctx->cmd_buf_nr; 165 cmdlist.event_type = G2D_EVENT_NOT; 166 cmdlist.user_data = 0; 167 168 ctx->cmd_nr = 0; 169 ctx->cmd_buf_nr = 0; 170 171 ret = drmIoctl(ctx->fd, DRM_IOCTL_EXYNOS_G2D_SET_CMDLIST, &cmdlist); 172 if (ret < 0) { 173 fprintf(stderr, "failed to set cmdlist.\n"); 174 return ret; 175 } 176 177 ctx->cmdlist_nr++; 178 179 return ret; 180} 181 182/** 183 * g2d_init - create a new g2d context and get hardware version. 184 * 185 * fd: a file descriptor to drm device driver opened. 186 */ 187struct g2d_context *g2d_init(int fd) 188{ 189 struct drm_exynos_g2d_get_ver ver; 190 struct g2d_context *ctx; 191 int ret; 192 193 ctx = calloc(1, sizeof(*ctx)); 194 if (!ctx) { 195 fprintf(stderr, "failed to allocate context.\n"); 196 return NULL; 197 } 198 199 ctx->fd = fd; 200 201 ret = drmIoctl(fd, DRM_IOCTL_EXYNOS_G2D_GET_VER, &ver); 202 if (ret < 0) { 203 fprintf(stderr, "failed to get version.\n"); 204 free(ctx); 205 return NULL; 206 } 207 208 ctx->major = ver.major; 209 ctx->minor = ver.minor; 210 211 printf("g2d version(%d.%d).\n", ctx->major, ctx->minor); 212 return ctx; 213} 214 215void g2d_fini(struct g2d_context *ctx) 216{ 217 if (ctx) 218 free(ctx); 219} 220 221/** 222 * g2d_exec - start the dma to process all commands summited by g2d_flush(). 223 * 224 * @ctx: a pointer to g2d_context structure. 225 */ 226int g2d_exec(struct g2d_context *ctx) 227{ 228 struct drm_exynos_g2d_exec exec; 229 int ret; 230 231 if (ctx->cmdlist_nr == 0) 232 return -EINVAL; 233 234 exec.async = 0; 235 236 ret = drmIoctl(ctx->fd, DRM_IOCTL_EXYNOS_G2D_EXEC, &exec); 237 if (ret < 0) { 238 fprintf(stderr, "failed to execute.\n"); 239 return ret; 240 } 241 242 ctx->cmdlist_nr = 0; 243 244 return ret; 245} 246 247/** 248 * g2d_solid_fill - fill given buffer with given color data. 249 * 250 * @ctx: a pointer to g2d_context structure. 251 * @img: a pointer to g2d_image structure including image and buffer 252 * information. 253 * @x: x start position to buffer filled with given color data. 254 * @y: y start position to buffer filled with given color data. 255 * @w: width value to buffer filled with given color data. 256 * @h: height value to buffer filled with given color data. 257 */ 258int g2d_solid_fill(struct g2d_context *ctx, struct g2d_image *img, 259 unsigned int x, unsigned int y, unsigned int w, 260 unsigned int h) 261{ 262 union g2d_bitblt_cmd_val bitblt; 263 union g2d_point_val pt; 264 265 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL); 266 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, img->color_mode); 267 268 if (img->buf_type == G2D_IMGBUF_USERPTR) 269 g2d_add_cmd(ctx, DST_BASE_ADDR_REG | G2D_BUF_USERPTR, 270 (unsigned long)&img->user_ptr[0]); 271 else 272 g2d_add_cmd(ctx, DST_BASE_ADDR_REG, img->bo[0]); 273 274 g2d_add_cmd(ctx, DST_STRIDE_REG, img->stride); 275 276 if (x + w > img->width) 277 w = img->width - x; 278 if (y + h > img->height) 279 h = img->height - y; 280 281 pt.val = 0; 282 pt.data.x = x; 283 pt.data.y = y; 284 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val); 285 286 pt.val = 0; 287 pt.data.x = x + w; 288 pt.data.y = y + h; 289 290 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val); 291 292 g2d_add_cmd(ctx, SF_COLOR_REG, img->color); 293 294 bitblt.val = 0; 295 bitblt.data.fast_solid_color_fill_en = 1; 296 g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val); 297 298 g2d_flush(ctx); 299 300 return 0; 301} 302 303/** 304 * g2d_copy - copy contents in source buffer to destination buffer. 305 * 306 * @ctx: a pointer to g2d_context structure. 307 * @src: a pointer to g2d_image structure including image and buffer 308 * information to source. 309 * @dst: a pointer to g2d_image structure including image and buffer 310 * information to destination. 311 * @src_x: x start position to source buffer. 312 * @src_y: y start position to source buffer. 313 * @dst_x: x start position to destination buffer. 314 * @dst_y: y start position to destination buffer. 315 * @w: width value to source and destination buffers. 316 * @h: height value to source and destination buffers. 317 */ 318int g2d_copy(struct g2d_context *ctx, struct g2d_image *src, 319 struct g2d_image *dst, unsigned int src_x, unsigned int src_y, 320 unsigned int dst_x, unsigned dst_y, unsigned int w, 321 unsigned int h) 322{ 323 union g2d_rop4_val rop4; 324 union g2d_point_val pt; 325 unsigned int src_w = 0, src_h = 0, dst_w = 0, dst_h = 0; 326 327 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR); 328 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode); 329 if (dst->buf_type == G2D_IMGBUF_USERPTR) 330 g2d_add_cmd(ctx, DST_BASE_ADDR_REG | G2D_BUF_USERPTR, 331 (unsigned long)&dst->user_ptr[0]); 332 else 333 g2d_add_cmd(ctx, DST_BASE_ADDR_REG, dst->bo[0]); 334 335 g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride); 336 337 g2d_add_cmd(ctx, SRC_SELECT_REG, G2D_SELECT_MODE_NORMAL); 338 g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode); 339 if (src->buf_type == G2D_IMGBUF_USERPTR) 340 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG | G2D_BUF_USERPTR, 341 (unsigned long)&src->user_ptr[0]); 342 else 343 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG, src->bo[0]); 344 345 g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride); 346 347 src_w = w; 348 src_h = h; 349 if (src_x + src->width > w) 350 src_w = src->width - src_x; 351 if (src_y + src->height > h) 352 src_h = src->height - src_y; 353 354 dst_w = w; 355 dst_h = w; 356 if (dst_x + dst->width > w) 357 dst_w = dst->width - dst_x; 358 if (dst_y + dst->height > h) 359 dst_h = dst->height - dst_y; 360 361 w = MIN(src_w, dst_w); 362 h = MIN(src_h, dst_h); 363 364 if (w <= 0 || h <= 0) { 365 fprintf(stderr, "invalid width or height.\n"); 366 g2d_reset(ctx); 367 return -EINVAL; 368 } 369 370 pt.val = 0; 371 pt.data.x = src_x; 372 pt.data.y = src_y; 373 g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val); 374 pt.val = 0; 375 pt.data.x = src_x + w; 376 pt.data.y = src_y + h; 377 g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val); 378 379 pt.val = 0; 380 pt.data.x = dst_x; 381 pt.data.y = dst_y; 382 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val); 383 pt.val = 0; 384 pt.data.x = dst_x + w; 385 pt.data.y = dst_x + h; 386 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val); 387 388 rop4.val = 0; 389 rop4.data.unmasked_rop3 = G2D_ROP3_SRC; 390 g2d_add_cmd(ctx, ROP4_REG, rop4.val); 391 392 g2d_flush(ctx); 393 394 return 0; 395} 396 397/** 398 * g2d_copy_with_scale - copy contents in source buffer to destination buffer 399 * scaling up or down properly. 400 * 401 * @ctx: a pointer to g2d_context structure. 402 * @src: a pointer to g2d_image structure including image and buffer 403 * information to source. 404 * @dst: a pointer to g2d_image structure including image and buffer 405 * information to destination. 406 * @src_x: x start position to source buffer. 407 * @src_y: y start position to source buffer. 408 * @src_w: width value to source buffer. 409 * @src_h: height value to source buffer. 410 * @dst_x: x start position to destination buffer. 411 * @dst_y: y start position to destination buffer. 412 * @dst_w: width value to destination buffer. 413 * @dst_h: height value to destination buffer. 414 * @negative: indicate that it uses color negative to source and 415 * destination buffers. 416 */ 417int g2d_copy_with_scale(struct g2d_context *ctx, struct g2d_image *src, 418 struct g2d_image *dst, unsigned int src_x, 419 unsigned int src_y, unsigned int src_w, 420 unsigned int src_h, unsigned int dst_x, 421 unsigned int dst_y, unsigned int dst_w, 422 unsigned int dst_h, unsigned int negative) 423{ 424 union g2d_rop4_val rop4; 425 union g2d_point_val pt; 426 unsigned int scale; 427 double scale_x = 0.0f, scale_y = 0.0f; 428 429 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR); 430 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode); 431 if (dst->buf_type == G2D_IMGBUF_USERPTR) 432 g2d_add_cmd(ctx, DST_BASE_ADDR_REG | G2D_BUF_USERPTR, 433 (unsigned long)&dst->user_ptr[0]); 434 else 435 g2d_add_cmd(ctx, DST_BASE_ADDR_REG, dst->bo[0]); 436 437 g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride); 438 439 g2d_add_cmd(ctx, SRC_SELECT_REG, G2D_SELECT_MODE_NORMAL); 440 g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode); 441 if (src->buf_type == G2D_IMGBUF_USERPTR) 442 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG | G2D_BUF_USERPTR, 443 (unsigned long)&src->user_ptr[0]); 444 else 445 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG, src->bo[0]); 446 447 g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride); 448 449 if (src_w == dst_w && src_h == dst_h) 450 scale = 0; 451 else { 452 scale = 1; 453 scale_x = (double)src_w / (double)dst_w; 454 scale_y = (double)src_w / (double)dst_h; 455 } 456 457 if (src_x + src_w > src->width) 458 src_w = src->width - src_x; 459 if (src_y + src_h > src->height) 460 src_h = src->height - src_y; 461 462 if (dst_x + dst_w > dst->width) 463 dst_w = dst->width - dst_x; 464 if (dst_y + dst_h > dst->height) 465 dst_h = dst->height - dst_y; 466 467 if (src_w <= 0 || src_h <= 0 || dst_w <= 0 || dst_h <= 0) { 468 fprintf(stderr, "invalid width or height.\n"); 469 g2d_reset(ctx); 470 return -EINVAL; 471 } 472 473 if (negative) { 474 g2d_add_cmd(ctx, BG_COLOR_REG, 0x00FFFFFF); 475 rop4.val = 0; 476 rop4.data.unmasked_rop3 = G2D_ROP3_SRC^G2D_ROP3_DST; 477 g2d_add_cmd(ctx, ROP4_REG, rop4.val); 478 } else { 479 rop4.val = 0; 480 rop4.data.unmasked_rop3 = G2D_ROP3_SRC; 481 g2d_add_cmd(ctx, ROP4_REG, rop4.val); 482 } 483 484 if (scale) { 485 g2d_add_cmd(ctx, SRC_SCALE_CTRL_REG, G2D_SCALE_MODE_BILINEAR); 486 g2d_add_cmd(ctx, SRC_XSCALE_REG, G2D_DOUBLE_TO_FIXED(scale_x)); 487 g2d_add_cmd(ctx, SRC_YSCALE_REG, G2D_DOUBLE_TO_FIXED(scale_y)); 488 } 489 490 pt.val = 0; 491 pt.data.x = src_x; 492 pt.data.y = src_y; 493 g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val); 494 pt.val = 0; 495 pt.data.x = src_x + src_w; 496 pt.data.y = src_y + src_h; 497 g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val); 498 499 pt.val = 0; 500 pt.data.x = dst_x; 501 pt.data.y = dst_y; 502 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val); 503 pt.val = 0; 504 pt.data.x = dst_x + dst_w; 505 pt.data.y = dst_y + dst_h; 506 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val); 507 508 g2d_flush(ctx); 509 510 return 0; 511} 512 513/** 514 * g2d_blend - blend image data in source and destion buffers 515 * 516 * @ctx: a pointer to g2d_context structure. 517 * @src: a pointer to g2d_image structure including image and buffer 518 * information to source. 519 * @dst: a pointer to g2d_image structure including image and buffer 520 * information to destination. 521 * @src_x: x start position to source buffer. 522 * @src_y: y start position to source buffer. 523 * @dst_x: x start position to destination buffer. 524 * @dst_y: y start position to destination buffer. 525 * @w: width value to source and destination buffer. 526 * @h: height value to source and destination buffer. 527 * @op: blend operation type. 528 */ 529int g2d_blend(struct g2d_context *ctx, struct g2d_image *src, 530 struct g2d_image *dst, unsigned int src_x, 531 unsigned int src_y, unsigned int dst_x, unsigned int dst_y, 532 unsigned int w, unsigned int h, enum e_g2d_op op) 533{ 534 union g2d_point_val pt; 535 union g2d_bitblt_cmd_val bitblt; 536 union g2d_blend_func_val blend; 537 unsigned int src_w = 0, src_h = 0, dst_w = 0, dst_h = 0; 538 539 bitblt.val = 0; 540 blend.val = 0; 541 542 if (op == G2D_OP_SRC || op == G2D_OP_CLEAR) 543 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR); 544 else 545 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL); 546 547 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode); 548 if (dst->buf_type == G2D_IMGBUF_USERPTR) 549 g2d_add_cmd(ctx, DST_BASE_ADDR_REG | G2D_BUF_USERPTR, 550 (unsigned long)&dst->user_ptr[0]); 551 else 552 g2d_add_cmd(ctx, DST_BASE_ADDR_REG, dst->bo[0]); 553 554 g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride); 555 556 g2d_add_cmd(ctx, SRC_SELECT_REG, src->select_mode); 557 g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode); 558 559 switch (src->select_mode) { 560 case G2D_SELECT_MODE_NORMAL: 561 if (src->buf_type == G2D_IMGBUF_USERPTR) 562 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG | G2D_BUF_USERPTR, 563 (unsigned long)&src->user_ptr[0]); 564 else 565 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG, src->bo[0]); 566 567 g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride); 568 break; 569 case G2D_SELECT_MODE_FGCOLOR: 570 g2d_add_cmd(ctx, FG_COLOR_REG, src->color); 571 break; 572 case G2D_SELECT_MODE_BGCOLOR: 573 g2d_add_cmd(ctx, BG_COLOR_REG, src->color); 574 break; 575 default: 576 fprintf(stderr , "failed to set src.\n"); 577 return -EINVAL; 578 } 579 580 src_w = w; 581 src_h = h; 582 if (src_x + w > src->width) 583 src_w = src->width - src_x; 584 if (src_y + h > src->height) 585 src_h = src->height - src_y; 586 587 dst_w = w; 588 dst_h = h; 589 if (dst_x + w > dst->width) 590 dst_w = dst->width - dst_x; 591 if (dst_y + h > dst->height) 592 dst_h = dst->height - dst_y; 593 594 w = MIN(src_w, dst_w); 595 h = MIN(src_h, dst_h); 596 597 if (w <= 0 || h <= 0) { 598 fprintf(stderr, "invalid width or height.\n"); 599 g2d_reset(ctx); 600 return -EINVAL; 601 } 602 603 bitblt.data.alpha_blend_mode = G2D_ALPHA_BLEND_MODE_ENABLE; 604 blend.val = g2d_get_blend_op(op); 605 g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val); 606 g2d_add_cmd(ctx, BLEND_FUNCTION_REG, blend.val); 607 608 pt.val = 0; 609 pt.data.x = src_x; 610 pt.data.y = src_y; 611 g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val); 612 pt.val = 0; 613 pt.data.x = src_x + w; 614 pt.data.y = src_y + h; 615 g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val); 616 617 pt.val = 0; 618 pt.data.x = dst_x; 619 pt.data.y = dst_y; 620 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val); 621 pt.val = 0; 622 pt.data.x = dst_x + w; 623 pt.data.y = dst_y + h; 624 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val); 625 626 g2d_flush(ctx); 627 628 return 0; 629} 630 631