2 * Copyright (C) 2013 Samsung Electronics Co.Ltd
4 * Inki Dae <inki.dae@samsung.com>
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.
23 #include <linux/stddef.h>
27 #include "libdrm_macros.h"
28 #include "exynos_drm.h"
29 #include "fimg2d_reg.h"
30 #include "exynos_fimg2d.h"
32 #define SET_BF(val, sc, si, scsa, scda, dc, di, dcsa, dcda) \
33 val.data.src_coeff = sc; \
34 val.data.inv_src_color_coeff = si; \
35 val.data.src_coeff_src_a = scsa; \
36 val.data.src_coeff_dst_a = scda; \
37 val.data.dst_coeff = dc; \
38 val.data.inv_dst_color_coeff = di; \
39 val.data.dst_coeff_src_a = dcsa; \
40 val.data.dst_coeff_dst_a = dcda;
42 #define MIN(a, b) ((a) < (b) ? (a) : (b))
44 enum g2d_base_addr_reg {
49 static unsigned int g2d_get_scaling(unsigned int src, unsigned int dst)
52 * The G2D hw scaling factor is a normalized inverse of the scaling factor.
53 * For example: When source width is 100 and destination width is 200
54 * (scaling of 2x), then the hw factor is NC * 100 / 200.
55 * The normalization factor (NC) is 2^16 = 0x10000.
58 return ((src << 16) / dst);
61 static unsigned int g2d_get_blend_op(enum e_g2d_op op)
63 union g2d_blend_func_val val;
69 case G2D_OP_DISJOINT_CLEAR:
70 case G2D_OP_CONJOINT_CLEAR:
71 SET_BF(val, G2D_COEFF_MODE_ZERO, 0, 0, 0, G2D_COEFF_MODE_ZERO,
75 case G2D_OP_DISJOINT_SRC:
76 case G2D_OP_CONJOINT_SRC:
77 SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0, G2D_COEFF_MODE_ZERO,
81 case G2D_OP_DISJOINT_DST:
82 case G2D_OP_CONJOINT_DST:
83 SET_BF(val, G2D_COEFF_MODE_ZERO, 0, 0, 0, G2D_COEFF_MODE_ONE,
87 SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0,
88 G2D_COEFF_MODE_SRC_ALPHA, 1, 0, 0);
90 case G2D_OP_INTERPOLATE:
91 SET_BF(val, G2D_COEFF_MODE_SRC_ALPHA, 0, 0, 0,
92 G2D_COEFF_MODE_SRC_ALPHA, 1, 0, 0);
95 fprintf(stderr, "Not support operation(%d).\n", op);
96 SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0, G2D_COEFF_MODE_ZERO,
105 * g2d_add_cmd - set given command and value to user side command buffer.
107 * @ctx: a pointer to g2d_context structure.
108 * @cmd: command data.
109 * @value: value data.
111 static int g2d_add_cmd(struct g2d_context *ctx, unsigned long cmd,
114 switch (cmd & ~(G2D_BUF_USERPTR)) {
115 case SRC_BASE_ADDR_REG:
116 case SRC_PLANE2_BASE_ADDR_REG:
117 case DST_BASE_ADDR_REG:
118 case DST_PLANE2_BASE_ADDR_REG:
119 case PAT_BASE_ADDR_REG:
120 case MASK_BASE_ADDR_REG:
121 if (ctx->cmd_buf_nr >= G2D_MAX_GEM_CMD_NR) {
122 fprintf(stderr, "Overflow cmd_gem size.\n");
126 ctx->cmd_buf[ctx->cmd_buf_nr].offset = cmd;
127 ctx->cmd_buf[ctx->cmd_buf_nr].data = value;
131 if (ctx->cmd_nr >= G2D_MAX_CMD_NR) {
132 fprintf(stderr, "Overflow cmd size.\n");
136 ctx->cmd[ctx->cmd_nr].offset = cmd;
137 ctx->cmd[ctx->cmd_nr].data = value;
146 * g2d_add_base_addr - helper function to set dst/src base address register.
148 * @ctx: a pointer to g2d_context structure.
149 * @img: a pointer to the dst/src g2d_image structure.
150 * @reg: the register that should be set.
152 static void g2d_add_base_addr(struct g2d_context *ctx, struct g2d_image *img,
153 enum g2d_base_addr_reg reg)
155 const unsigned long cmd = (reg == g2d_dst) ?
156 DST_BASE_ADDR_REG : SRC_BASE_ADDR_REG;
158 if (img->buf_type == G2D_IMGBUF_USERPTR)
159 g2d_add_cmd(ctx, cmd | G2D_BUF_USERPTR,
160 (unsigned long)&img->user_ptr[0]);
162 g2d_add_cmd(ctx, cmd, img->bo[0]);
166 * g2d_reset - reset fimg2d hardware.
168 * @ctx: a pointer to g2d_context structure.
171 static void g2d_reset(struct g2d_context *ctx)
176 g2d_add_cmd(ctx, SOFT_RESET_REG, 0x01);
180 * g2d_flush - submit all commands and values in user side command buffer
181 * to command queue aware of fimg2d dma.
183 * @ctx: a pointer to g2d_context structure.
185 * This function should be called after all commands and values to user
186 * side command buffer are set. It submits that buffer to the kernel side driver.
188 static int g2d_flush(struct g2d_context *ctx)
191 struct drm_exynos_g2d_set_cmdlist cmdlist = {0};
193 if (ctx->cmd_nr == 0 && ctx->cmd_buf_nr == 0)
196 if (ctx->cmdlist_nr >= G2D_MAX_CMD_LIST_NR) {
197 fprintf(stderr, "Overflow cmdlist.\n");
201 cmdlist.cmd = (uint64_t)(uintptr_t)&ctx->cmd[0];
202 cmdlist.cmd_buf = (uint64_t)(uintptr_t)&ctx->cmd_buf[0];
203 cmdlist.cmd_nr = ctx->cmd_nr;
204 cmdlist.cmd_buf_nr = ctx->cmd_buf_nr;
205 cmdlist.event_type = G2D_EVENT_NOT;
206 cmdlist.user_data = 0;
211 ret = drmIoctl(ctx->fd, DRM_IOCTL_EXYNOS_G2D_SET_CMDLIST, &cmdlist);
213 fprintf(stderr, "failed to set cmdlist.\n");
223 * g2d_init - create a new g2d context and get hardware version.
225 * fd: a file descriptor to an opened drm device.
227 struct g2d_context *g2d_init(int fd)
229 struct drm_exynos_g2d_get_ver ver;
230 struct g2d_context *ctx;
233 ctx = calloc(1, sizeof(*ctx));
235 fprintf(stderr, "failed to allocate context.\n");
241 ret = drmIoctl(fd, DRM_IOCTL_EXYNOS_G2D_GET_VER, &ver);
243 fprintf(stderr, "failed to get version.\n");
248 ctx->major = ver.major;
249 ctx->minor = ver.minor;
251 printf("g2d version(%d.%d).\n", ctx->major, ctx->minor);
255 void g2d_fini(struct g2d_context *ctx)
261 * g2d_exec - start the dma to process all commands summited by g2d_flush().
263 * @ctx: a pointer to g2d_context structure.
265 int g2d_exec(struct g2d_context *ctx)
267 struct drm_exynos_g2d_exec exec;
270 if (ctx->cmdlist_nr == 0)
275 ret = drmIoctl(ctx->fd, DRM_IOCTL_EXYNOS_G2D_EXEC, &exec);
277 fprintf(stderr, "failed to execute.\n");
287 * g2d_solid_fill - fill given buffer with given color data.
289 * @ctx: a pointer to g2d_context structure.
290 * @img: a pointer to g2d_image structure including image and buffer
292 * @x: x start position to buffer filled with given color data.
293 * @y: y start position to buffer filled with given color data.
294 * @w: width value to buffer filled with given color data.
295 * @h: height value to buffer filled with given color data.
298 g2d_solid_fill(struct g2d_context *ctx, struct g2d_image *img,
299 unsigned int x, unsigned int y, unsigned int w,
302 union g2d_bitblt_cmd_val bitblt;
303 union g2d_point_val pt;
305 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL);
306 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, img->color_mode);
307 g2d_add_base_addr(ctx, img, g2d_dst);
308 g2d_add_cmd(ctx, DST_STRIDE_REG, img->stride);
310 if (x + w > img->width)
312 if (y + h > img->height)
318 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
324 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
326 g2d_add_cmd(ctx, SF_COLOR_REG, img->color);
329 bitblt.data.fast_solid_color_fill_en = 1;
330 g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val);
332 return g2d_flush(ctx);
336 * g2d_copy - copy contents in source buffer to destination buffer.
338 * @ctx: a pointer to g2d_context structure.
339 * @src: a pointer to g2d_image structure including image and buffer
340 * information to source.
341 * @dst: a pointer to g2d_image structure including image and buffer
342 * information to destination.
343 * @src_x: x start position to source buffer.
344 * @src_y: y start position to source buffer.
345 * @dst_x: x start position to destination buffer.
346 * @dst_y: y start position to destination buffer.
347 * @w: width value to source and destination buffers.
348 * @h: height value to source and destination buffers.
351 g2d_copy(struct g2d_context *ctx, struct g2d_image *src,
352 struct g2d_image *dst, unsigned int src_x, unsigned int src_y,
353 unsigned int dst_x, unsigned dst_y, unsigned int w,
356 union g2d_rop4_val rop4;
357 union g2d_point_val pt;
358 unsigned int src_w = 0, src_h = 0, dst_w = 0, dst_h = 0;
360 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
361 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
362 g2d_add_base_addr(ctx, dst, g2d_dst);
363 g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
365 g2d_add_cmd(ctx, SRC_SELECT_REG, G2D_SELECT_MODE_NORMAL);
366 g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
367 g2d_add_base_addr(ctx, src, g2d_src);
368 g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
372 if (src_x + src->width > w)
373 src_w = src->width - src_x;
374 if (src_y + src->height > h)
375 src_h = src->height - src_y;
379 if (dst_x + dst->width > w)
380 dst_w = dst->width - dst_x;
381 if (dst_y + dst->height > h)
382 dst_h = dst->height - dst_y;
384 w = MIN(src_w, dst_w);
385 h = MIN(src_h, dst_h);
387 if (w <= 0 || h <= 0) {
388 fprintf(stderr, "invalid width or height.\n");
396 g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
398 pt.data.x = src_x + w;
399 pt.data.y = src_y + h;
400 g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
405 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
407 pt.data.x = dst_x + w;
408 pt.data.y = dst_y + h;
409 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
412 rop4.data.unmasked_rop3 = G2D_ROP3_SRC;
413 g2d_add_cmd(ctx, ROP4_REG, rop4.val);
415 return g2d_flush(ctx);
419 * g2d_copy_with_scale - copy contents in source buffer to destination buffer
420 * scaling up or down properly.
422 * @ctx: a pointer to g2d_context structure.
423 * @src: a pointer to g2d_image structure including image and buffer
424 * information to source.
425 * @dst: a pointer to g2d_image structure including image and buffer
426 * information to destination.
427 * @src_x: x start position to source buffer.
428 * @src_y: y start position to source buffer.
429 * @src_w: width value to source buffer.
430 * @src_h: height value to source buffer.
431 * @dst_x: x start position to destination buffer.
432 * @dst_y: y start position to destination buffer.
433 * @dst_w: width value to destination buffer.
434 * @dst_h: height value to destination buffer.
435 * @negative: indicate that it uses color negative to source and
436 * destination buffers.
439 g2d_copy_with_scale(struct g2d_context *ctx, struct g2d_image *src,
440 struct g2d_image *dst, unsigned int src_x,
441 unsigned int src_y, unsigned int src_w,
442 unsigned int src_h, unsigned int dst_x,
443 unsigned int dst_y, unsigned int dst_w,
444 unsigned int dst_h, unsigned int negative)
446 union g2d_rop4_val rop4;
447 union g2d_point_val pt;
449 unsigned int scale_x, scale_y;
451 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
452 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
453 g2d_add_base_addr(ctx, dst, g2d_dst);
454 g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
456 g2d_add_cmd(ctx, SRC_SELECT_REG, G2D_SELECT_MODE_NORMAL);
457 g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
459 g2d_add_cmd(ctx, SRC_REPEAT_MODE_REG, src->repeat_mode);
460 if (src->repeat_mode == G2D_REPEAT_MODE_PAD)
461 g2d_add_cmd(ctx, SRC_PAD_VALUE_REG, dst->color);
463 g2d_add_base_addr(ctx, src, g2d_src);
464 g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
466 if (src_w == dst_w && src_h == dst_h)
470 scale_x = g2d_get_scaling(src_w, dst_w);
471 scale_y = g2d_get_scaling(src_h, dst_h);
474 if (src_x + src_w > src->width)
475 src_w = src->width - src_x;
476 if (src_y + src_h > src->height)
477 src_h = src->height - src_y;
479 if (dst_x + dst_w > dst->width)
480 dst_w = dst->width - dst_x;
481 if (dst_y + dst_h > dst->height)
482 dst_h = dst->height - dst_y;
484 if (src_w <= 0 || src_h <= 0 || dst_w <= 0 || dst_h <= 0) {
485 fprintf(stderr, "invalid width or height.\n");
491 g2d_add_cmd(ctx, BG_COLOR_REG, 0x00FFFFFF);
493 rop4.data.unmasked_rop3 = G2D_ROP3_SRC^G2D_ROP3_DST;
494 g2d_add_cmd(ctx, ROP4_REG, rop4.val);
497 rop4.data.unmasked_rop3 = G2D_ROP3_SRC;
498 g2d_add_cmd(ctx, ROP4_REG, rop4.val);
502 g2d_add_cmd(ctx, SRC_SCALE_CTRL_REG, G2D_SCALE_MODE_BILINEAR);
503 g2d_add_cmd(ctx, SRC_XSCALE_REG, scale_x);
504 g2d_add_cmd(ctx, SRC_YSCALE_REG, scale_y);
510 g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
512 pt.data.x = src_x + src_w;
513 pt.data.y = src_y + src_h;
514 g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
519 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
521 pt.data.x = dst_x + dst_w;
522 pt.data.y = dst_y + dst_h;
523 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
525 return g2d_flush(ctx);
529 * g2d_blend - blend image data in source and destination buffers.
531 * @ctx: a pointer to g2d_context structure.
532 * @src: a pointer to g2d_image structure including image and buffer
533 * information to source.
534 * @dst: a pointer to g2d_image structure including image and buffer
535 * information to destination.
536 * @src_x: x start position to source buffer.
537 * @src_y: y start position to source buffer.
538 * @dst_x: x start position to destination buffer.
539 * @dst_y: y start position to destination buffer.
540 * @w: width value to source and destination buffer.
541 * @h: height value to source and destination buffer.
542 * @op: blend operation type.
545 g2d_blend(struct g2d_context *ctx, struct g2d_image *src,
546 struct g2d_image *dst, unsigned int src_x,
547 unsigned int src_y, unsigned int dst_x, unsigned int dst_y,
548 unsigned int w, unsigned int h, enum e_g2d_op op)
550 union g2d_point_val pt;
551 union g2d_bitblt_cmd_val bitblt;
552 union g2d_blend_func_val blend;
553 unsigned int src_w = 0, src_h = 0, dst_w = 0, dst_h = 0;
558 if (op == G2D_OP_SRC || op == G2D_OP_CLEAR)
559 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
561 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL);
563 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
564 g2d_add_base_addr(ctx, dst, g2d_dst);
565 g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
567 g2d_add_cmd(ctx, SRC_SELECT_REG, src->select_mode);
568 g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
570 switch (src->select_mode) {
571 case G2D_SELECT_MODE_NORMAL:
572 g2d_add_base_addr(ctx, src, g2d_src);
573 g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
575 case G2D_SELECT_MODE_FGCOLOR:
576 g2d_add_cmd(ctx, FG_COLOR_REG, src->color);
578 case G2D_SELECT_MODE_BGCOLOR:
579 g2d_add_cmd(ctx, BG_COLOR_REG, src->color);
582 fprintf(stderr , "failed to set src.\n");
588 if (src_x + w > src->width)
589 src_w = src->width - src_x;
590 if (src_y + h > src->height)
591 src_h = src->height - src_y;
595 if (dst_x + w > dst->width)
596 dst_w = dst->width - dst_x;
597 if (dst_y + h > dst->height)
598 dst_h = dst->height - dst_y;
600 w = MIN(src_w, dst_w);
601 h = MIN(src_h, dst_h);
603 if (w <= 0 || h <= 0) {
604 fprintf(stderr, "invalid width or height.\n");
609 bitblt.data.alpha_blend_mode = G2D_ALPHA_BLEND_MODE_ENABLE;
610 blend.val = g2d_get_blend_op(op);
611 g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val);
612 g2d_add_cmd(ctx, BLEND_FUNCTION_REG, blend.val);
617 g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
619 pt.data.x = src_x + w;
620 pt.data.y = src_y + h;
621 g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
626 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
628 pt.data.x = dst_x + w;
629 pt.data.y = dst_y + h;
630 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
632 return g2d_flush(ctx);
636 * g2d_scale_and_blend - apply scaling to source buffer and then blend to destination buffer
638 * @ctx: a pointer to g2d_context structure.
639 * @src: a pointer to g2d_image structure including image and buffer
640 * information to source.
641 * @dst: a pointer to g2d_image structure including image and buffer
642 * information to destination.
643 * @src_x: x start position to source buffer.
644 * @src_y: y start position to source buffer.
645 * @src_w: width value to source buffer.
646 * @src_h: height value to source buffer.
647 * @dst_x: x start position to destination buffer.
648 * @dst_y: y start position to destination buffer.
649 * @dst_w: width value to destination buffer.
650 * @dst_h: height value to destination buffer.
651 * @op: blend operation type.
654 g2d_scale_and_blend(struct g2d_context *ctx, struct g2d_image *src,
655 struct g2d_image *dst, unsigned int src_x, unsigned int src_y,
656 unsigned int src_w, unsigned int src_h, unsigned int dst_x,
657 unsigned int dst_y, unsigned int dst_w, unsigned int dst_h,
660 union g2d_point_val pt;
661 union g2d_bitblt_cmd_val bitblt;
662 union g2d_blend_func_val blend;
664 unsigned int scale_x, scale_y;
669 if (op == G2D_OP_SRC || op == G2D_OP_CLEAR)
670 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
672 g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL);
674 g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
675 if (dst->buf_type == G2D_IMGBUF_USERPTR)
676 g2d_add_cmd(ctx, DST_BASE_ADDR_REG | G2D_BUF_USERPTR,
677 (unsigned long)&dst->user_ptr[0]);
679 g2d_add_cmd(ctx, DST_BASE_ADDR_REG, dst->bo[0]);
681 g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
683 g2d_add_cmd(ctx, SRC_SELECT_REG, src->select_mode);
684 g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
686 switch (src->select_mode) {
687 case G2D_SELECT_MODE_NORMAL:
688 if (src->buf_type == G2D_IMGBUF_USERPTR)
689 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG | G2D_BUF_USERPTR,
690 (unsigned long)&src->user_ptr[0]);
692 g2d_add_cmd(ctx, SRC_BASE_ADDR_REG, src->bo[0]);
694 g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
696 case G2D_SELECT_MODE_FGCOLOR:
697 g2d_add_cmd(ctx, FG_COLOR_REG, src->color);
699 case G2D_SELECT_MODE_BGCOLOR:
700 g2d_add_cmd(ctx, BG_COLOR_REG, src->color);
703 fprintf(stderr , "failed to set src.\n");
707 if (src_w == dst_w && src_h == dst_h)
711 scale_x = g2d_get_scaling(src_w, dst_w);
712 scale_y = g2d_get_scaling(src_h, dst_h);
715 if (src_x + src_w > src->width)
716 src_w = src->width - src_x;
717 if (src_y + src_h > src->height)
718 src_h = src->height - src_y;
720 if (dst_x + dst_w > dst->width)
721 dst_w = dst->width - dst_x;
722 if (dst_y + dst_h > dst->height)
723 dst_h = dst->height - dst_y;
725 if (src_w <= 0 || src_h <= 0 || dst_w <= 0 || dst_h <= 0) {
726 fprintf(stderr, "invalid width or height.\n");
732 g2d_add_cmd(ctx, SRC_SCALE_CTRL_REG, G2D_SCALE_MODE_BILINEAR);
733 g2d_add_cmd(ctx, SRC_XSCALE_REG, scale_x);
734 g2d_add_cmd(ctx, SRC_YSCALE_REG, scale_y);
737 bitblt.data.alpha_blend_mode = G2D_ALPHA_BLEND_MODE_ENABLE;
738 blend.val = g2d_get_blend_op(op);
739 g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val);
740 g2d_add_cmd(ctx, BLEND_FUNCTION_REG, blend.val);
745 g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
747 pt.data.x = src_x + src_w;
748 pt.data.y = src_y + src_h;
749 g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
754 g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
756 pt.data.x = dst_x + dst_w;
757 pt.data.y = dst_y + dst_h;
758 g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
760 return g2d_flush(ctx);