2015-08-21 17:55:36 -06:00
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/*
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* Copyright (C) 2013 Samsung Electronics Co.Ltd
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* Authors:
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* Inki Dae <inki.dae@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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2016-03-20 04:19:44 -06:00
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#include <assert.h>
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2015-08-21 17:55:36 -06:00
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#include <sys/mman.h>
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#include <linux/stddef.h>
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#include <xf86drm.h>
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#include "libdrm_macros.h"
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#include "exynos_drm.h"
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#include "fimg2d_reg.h"
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#include "exynos_fimg2d.h"
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#define SET_BF(val, sc, si, scsa, scda, dc, di, dcsa, dcda) \
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val.data.src_coeff = sc; \
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val.data.inv_src_color_coeff = si; \
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val.data.src_coeff_src_a = scsa; \
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val.data.src_coeff_dst_a = scda; \
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val.data.dst_coeff = dc; \
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val.data.inv_dst_color_coeff = di; \
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val.data.dst_coeff_src_a = dcsa; \
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val.data.dst_coeff_dst_a = dcda;
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#define MIN(a, b) ((a) < (b) ? (a) : (b))
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2016-03-20 04:19:44 -06:00
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#define MSG_PREFIX "exynos/fimg2d: "
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#define G2D_MAX_CMD_NR 64
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#define G2D_MAX_GEM_CMD_NR 64
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#define G2D_MAX_CMD_LIST_NR 64
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struct g2d_context {
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int fd;
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unsigned int major;
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unsigned int minor;
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struct drm_exynos_g2d_cmd cmd[G2D_MAX_CMD_NR];
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struct drm_exynos_g2d_cmd cmd_buf[G2D_MAX_GEM_CMD_NR];
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unsigned int cmd_nr;
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unsigned int cmd_buf_nr;
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unsigned int cmdlist_nr;
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void *event_userdata;
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};
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2015-08-21 17:55:36 -06:00
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enum g2d_base_addr_reg {
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g2d_dst = 0,
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g2d_src
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};
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2016-03-20 04:19:44 -06:00
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enum e_g2d_dir_mode {
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G2D_DIR_MODE_POSITIVE = 0,
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G2D_DIR_MODE_NEGATIVE = 1
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};
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union g2d_direction_val {
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unsigned int val[2];
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struct {
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/* SRC_MSK_DIRECT_REG [0:1] (source) */
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enum e_g2d_dir_mode src_x_direction:1;
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enum e_g2d_dir_mode src_y_direction:1;
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/* SRC_MSK_DIRECT_REG [2:3] */
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unsigned int reversed1:2;
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/* SRC_MSK_DIRECT_REG [4:5] (mask) */
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enum e_g2d_dir_mode mask_x_direction:1;
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enum e_g2d_dir_mode mask_y_direction:1;
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/* SRC_MSK_DIRECT_REG [6:31] */
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unsigned int padding1:26;
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/* DST_PAT_DIRECT_REG [0:1] (destination) */
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enum e_g2d_dir_mode dst_x_direction:1;
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enum e_g2d_dir_mode dst_y_direction:1;
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/* DST_PAT_DIRECT_REG [2:3] */
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unsigned int reversed2:2;
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/* DST_PAT_DIRECT_REG [4:5] (pattern) */
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enum e_g2d_dir_mode pat_x_direction:1;
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enum e_g2d_dir_mode pat_y_direction:1;
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/* DST_PAT_DIRECT_REG [6:31] */
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unsigned int padding2:26;
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} data;
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};
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2015-08-21 17:55:36 -06:00
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static unsigned int g2d_get_scaling(unsigned int src, unsigned int dst)
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{
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/*
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* The G2D hw scaling factor is a normalized inverse of the scaling factor.
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* For example: When source width is 100 and destination width is 200
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* (scaling of 2x), then the hw factor is NC * 100 / 200.
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* The normalization factor (NC) is 2^16 = 0x10000.
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*/
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return ((src << 16) / dst);
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}
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static unsigned int g2d_get_blend_op(enum e_g2d_op op)
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{
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union g2d_blend_func_val val;
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val.val = 0;
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2016-03-20 04:19:44 -06:00
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/*
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* The switch statement is missing the default branch since
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* we assume that the caller checks the blending operation
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* via g2d_validate_blending_op() first.
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*/
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2015-08-21 17:55:36 -06:00
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switch (op) {
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case G2D_OP_CLEAR:
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case G2D_OP_DISJOINT_CLEAR:
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case G2D_OP_CONJOINT_CLEAR:
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SET_BF(val, G2D_COEFF_MODE_ZERO, 0, 0, 0, G2D_COEFF_MODE_ZERO,
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0, 0, 0);
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break;
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case G2D_OP_SRC:
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case G2D_OP_DISJOINT_SRC:
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case G2D_OP_CONJOINT_SRC:
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SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0, G2D_COEFF_MODE_ZERO,
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0, 0, 0);
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break;
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case G2D_OP_DST:
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case G2D_OP_DISJOINT_DST:
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case G2D_OP_CONJOINT_DST:
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SET_BF(val, G2D_COEFF_MODE_ZERO, 0, 0, 0, G2D_COEFF_MODE_ONE,
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0, 0, 0);
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break;
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case G2D_OP_OVER:
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SET_BF(val, G2D_COEFF_MODE_ONE, 0, 0, 0,
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G2D_COEFF_MODE_SRC_ALPHA, 1, 0, 0);
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break;
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case G2D_OP_INTERPOLATE:
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SET_BF(val, G2D_COEFF_MODE_SRC_ALPHA, 0, 0, 0,
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G2D_COEFF_MODE_SRC_ALPHA, 1, 0, 0);
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break;
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}
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return val.val;
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}
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2016-03-20 04:19:44 -06:00
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/*
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* g2d_check_space - check if command buffers have enough space left.
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*
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* @ctx: a pointer to g2d_context structure.
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* @num_cmds: number of (regular) commands.
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* @num_gem_cmds: number of GEM commands.
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*/
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static unsigned int g2d_check_space(const struct g2d_context *ctx,
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unsigned int num_cmds, unsigned int num_gem_cmds)
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{
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if (ctx->cmd_nr + num_cmds >= G2D_MAX_CMD_NR ||
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ctx->cmd_buf_nr + num_gem_cmds >= G2D_MAX_GEM_CMD_NR)
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return 1;
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else
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return 0;
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}
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/*
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* g2d_validate_select_mode - validate select mode.
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*
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* @mode: the mode to validate
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*
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* Returns zero for an invalid mode and one otherwise.
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*/
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static int g2d_validate_select_mode(
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enum e_g2d_select_mode mode)
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{
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switch (mode) {
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case G2D_SELECT_MODE_NORMAL:
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case G2D_SELECT_MODE_FGCOLOR:
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case G2D_SELECT_MODE_BGCOLOR:
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return 1;
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}
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return 0;
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}
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/*
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* g2d_validate_blending_op - validate blending operation.
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*
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* @operation: the operation to validate
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*
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* Returns zero for an invalid mode and one otherwise.
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*/
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static int g2d_validate_blending_op(
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enum e_g2d_op operation)
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{
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switch (operation) {
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case G2D_OP_CLEAR:
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case G2D_OP_SRC:
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case G2D_OP_DST:
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case G2D_OP_OVER:
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case G2D_OP_INTERPOLATE:
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case G2D_OP_DISJOINT_CLEAR:
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case G2D_OP_DISJOINT_SRC:
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case G2D_OP_DISJOINT_DST:
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case G2D_OP_CONJOINT_CLEAR:
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case G2D_OP_CONJOINT_SRC:
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case G2D_OP_CONJOINT_DST:
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return 1;
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}
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return 0;
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}
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2015-08-21 17:55:36 -06:00
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/*
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* g2d_add_cmd - set given command and value to user side command buffer.
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*
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* @ctx: a pointer to g2d_context structure.
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* @cmd: command data.
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* @value: value data.
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2016-03-20 04:19:44 -06:00
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*
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* The caller has to make sure that the commands buffers have enough space
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* left to hold the command. Use g2d_check_space() to ensure this.
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2015-08-21 17:55:36 -06:00
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*/
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2016-03-20 04:19:44 -06:00
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static void g2d_add_cmd(struct g2d_context *ctx, unsigned long cmd,
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2015-08-21 17:55:36 -06:00
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unsigned long value)
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{
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switch (cmd & ~(G2D_BUF_USERPTR)) {
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case SRC_BASE_ADDR_REG:
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case SRC_PLANE2_BASE_ADDR_REG:
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case DST_BASE_ADDR_REG:
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case DST_PLANE2_BASE_ADDR_REG:
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case PAT_BASE_ADDR_REG:
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case MASK_BASE_ADDR_REG:
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2016-03-20 04:19:44 -06:00
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assert(ctx->cmd_buf_nr < G2D_MAX_GEM_CMD_NR);
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2015-08-21 17:55:36 -06:00
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ctx->cmd_buf[ctx->cmd_buf_nr].offset = cmd;
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ctx->cmd_buf[ctx->cmd_buf_nr].data = value;
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ctx->cmd_buf_nr++;
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break;
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default:
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2016-03-20 04:19:44 -06:00
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assert(ctx->cmd_nr < G2D_MAX_CMD_NR);
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2015-08-21 17:55:36 -06:00
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ctx->cmd[ctx->cmd_nr].offset = cmd;
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ctx->cmd[ctx->cmd_nr].data = value;
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ctx->cmd_nr++;
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break;
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}
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}
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/*
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* g2d_add_base_addr - helper function to set dst/src base address register.
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*
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* @ctx: a pointer to g2d_context structure.
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* @img: a pointer to the dst/src g2d_image structure.
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* @reg: the register that should be set.
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*/
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static void g2d_add_base_addr(struct g2d_context *ctx, struct g2d_image *img,
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enum g2d_base_addr_reg reg)
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{
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const unsigned long cmd = (reg == g2d_dst) ?
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DST_BASE_ADDR_REG : SRC_BASE_ADDR_REG;
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if (img->buf_type == G2D_IMGBUF_USERPTR)
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g2d_add_cmd(ctx, cmd | G2D_BUF_USERPTR,
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(unsigned long)&img->user_ptr[0]);
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else
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g2d_add_cmd(ctx, cmd, img->bo[0]);
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}
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2016-03-20 04:19:44 -06:00
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/*
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* g2d_set_direction - setup direction register (useful for overlapping blits).
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*
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* @ctx: a pointer to g2d_context structure.
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* @dir: a pointer to the g2d_direction_val structure.
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*/
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static void g2d_set_direction(struct g2d_context *ctx,
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const union g2d_direction_val *dir)
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{
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g2d_add_cmd(ctx, SRC_MASK_DIRECT_REG, dir->val[0]);
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g2d_add_cmd(ctx, DST_PAT_DIRECT_REG, dir->val[1]);
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}
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2015-08-21 17:55:36 -06:00
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/*
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* g2d_reset - reset fimg2d hardware.
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*
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* @ctx: a pointer to g2d_context structure.
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*
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*/
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static void g2d_reset(struct g2d_context *ctx)
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{
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ctx->cmd_nr = 0;
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ctx->cmd_buf_nr = 0;
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g2d_add_cmd(ctx, SOFT_RESET_REG, 0x01);
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}
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/*
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* g2d_flush - submit all commands and values in user side command buffer
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* to command queue aware of fimg2d dma.
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*
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* @ctx: a pointer to g2d_context structure.
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*
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* This function should be called after all commands and values to user
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* side command buffer are set. It submits that buffer to the kernel side driver.
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*/
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static int g2d_flush(struct g2d_context *ctx)
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{
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int ret;
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struct drm_exynos_g2d_set_cmdlist cmdlist = {0};
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if (ctx->cmd_nr == 0 && ctx->cmd_buf_nr == 0)
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2016-03-20 04:19:44 -06:00
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return 0;
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2015-08-21 17:55:36 -06:00
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if (ctx->cmdlist_nr >= G2D_MAX_CMD_LIST_NR) {
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2016-03-20 04:19:44 -06:00
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fprintf(stderr, MSG_PREFIX "command list overflow.\n");
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2015-08-21 17:55:36 -06:00
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return -EINVAL;
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}
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cmdlist.cmd = (uint64_t)(uintptr_t)&ctx->cmd[0];
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cmdlist.cmd_buf = (uint64_t)(uintptr_t)&ctx->cmd_buf[0];
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cmdlist.cmd_nr = ctx->cmd_nr;
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cmdlist.cmd_buf_nr = ctx->cmd_buf_nr;
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2016-03-20 04:19:44 -06:00
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if (ctx->event_userdata) {
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cmdlist.event_type = G2D_EVENT_NONSTOP;
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cmdlist.user_data = (uint64_t)(uintptr_t)(ctx->event_userdata);
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ctx->event_userdata = NULL;
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} else {
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|
|
cmdlist.event_type = G2D_EVENT_NOT;
|
|
|
|
cmdlist.user_data = 0;
|
|
|
|
}
|
2015-08-21 17:55:36 -06:00
|
|
|
|
|
|
|
ctx->cmd_nr = 0;
|
|
|
|
ctx->cmd_buf_nr = 0;
|
|
|
|
|
|
|
|
ret = drmIoctl(ctx->fd, DRM_IOCTL_EXYNOS_G2D_SET_CMDLIST, &cmdlist);
|
|
|
|
if (ret < 0) {
|
2016-03-20 04:19:44 -06:00
|
|
|
fprintf(stderr, MSG_PREFIX "failed to set cmdlist.\n");
|
2015-08-21 17:55:36 -06:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx->cmdlist_nr++;
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* g2d_init - create a new g2d context and get hardware version.
|
|
|
|
*
|
|
|
|
* fd: a file descriptor to an opened drm device.
|
|
|
|
*/
|
|
|
|
struct g2d_context *g2d_init(int fd)
|
|
|
|
{
|
|
|
|
struct drm_exynos_g2d_get_ver ver;
|
|
|
|
struct g2d_context *ctx;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
ctx = calloc(1, sizeof(*ctx));
|
|
|
|
if (!ctx) {
|
2016-03-20 04:19:44 -06:00
|
|
|
fprintf(stderr, MSG_PREFIX "failed to allocate context.\n");
|
2015-08-21 17:55:36 -06:00
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx->fd = fd;
|
|
|
|
|
|
|
|
ret = drmIoctl(fd, DRM_IOCTL_EXYNOS_G2D_GET_VER, &ver);
|
|
|
|
if (ret < 0) {
|
2016-03-20 04:19:44 -06:00
|
|
|
fprintf(stderr, MSG_PREFIX "failed to get version.\n");
|
2015-08-21 17:55:36 -06:00
|
|
|
free(ctx);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx->major = ver.major;
|
|
|
|
ctx->minor = ver.minor;
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
printf(MSG_PREFIX "G2D version (%d.%d).\n", ctx->major, ctx->minor);
|
2015-08-21 17:55:36 -06:00
|
|
|
return ctx;
|
|
|
|
}
|
|
|
|
|
|
|
|
void g2d_fini(struct g2d_context *ctx)
|
|
|
|
{
|
|
|
|
free(ctx);
|
|
|
|
}
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
/**
|
|
|
|
* g2d_config_event - setup userdata configuration for a g2d event.
|
|
|
|
* The next invocation of a g2d call (e.g. g2d_solid_fill) is
|
|
|
|
* then going to flag the command buffer as 'nonstop'.
|
|
|
|
* Completion of the command buffer execution can then be
|
|
|
|
* determined by using drmHandleEvent on the DRM fd.
|
|
|
|
* The userdata is 'consumed' in the process.
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
* @userdata: a pointer to the user data
|
|
|
|
*/
|
|
|
|
void g2d_config_event(struct g2d_context *ctx, void *userdata)
|
|
|
|
{
|
|
|
|
ctx->event_userdata = userdata;
|
|
|
|
}
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
/**
|
|
|
|
* g2d_exec - start the dma to process all commands summited by g2d_flush().
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
*/
|
|
|
|
int g2d_exec(struct g2d_context *ctx)
|
|
|
|
{
|
|
|
|
struct drm_exynos_g2d_exec exec;
|
|
|
|
int ret;
|
|
|
|
|
|
|
|
if (ctx->cmdlist_nr == 0)
|
|
|
|
return -EINVAL;
|
|
|
|
|
|
|
|
exec.async = 0;
|
|
|
|
|
|
|
|
ret = drmIoctl(ctx->fd, DRM_IOCTL_EXYNOS_G2D_EXEC, &exec);
|
|
|
|
if (ret < 0) {
|
2016-03-20 04:19:44 -06:00
|
|
|
fprintf(stderr, MSG_PREFIX "failed to execute.\n");
|
2015-08-21 17:55:36 -06:00
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
ctx->cmdlist_nr = 0;
|
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* g2d_solid_fill - fill given buffer with given color data.
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
* @img: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information.
|
|
|
|
* @x: x start position to buffer filled with given color data.
|
|
|
|
* @y: y start position to buffer filled with given color data.
|
|
|
|
* @w: width value to buffer filled with given color data.
|
|
|
|
* @h: height value to buffer filled with given color data.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
g2d_solid_fill(struct g2d_context *ctx, struct g2d_image *img,
|
|
|
|
unsigned int x, unsigned int y, unsigned int w,
|
|
|
|
unsigned int h)
|
|
|
|
{
|
|
|
|
union g2d_bitblt_cmd_val bitblt;
|
|
|
|
union g2d_point_val pt;
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
if (g2d_check_space(ctx, 7, 1))
|
|
|
|
return -ENOSPC;
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL);
|
|
|
|
g2d_add_cmd(ctx, DST_COLOR_MODE_REG, img->color_mode);
|
|
|
|
g2d_add_base_addr(ctx, img, g2d_dst);
|
|
|
|
g2d_add_cmd(ctx, DST_STRIDE_REG, img->stride);
|
|
|
|
|
|
|
|
if (x + w > img->width)
|
|
|
|
w = img->width - x;
|
|
|
|
if (y + h > img->height)
|
|
|
|
h = img->height - y;
|
|
|
|
|
|
|
|
pt.data.x = x;
|
|
|
|
pt.data.y = y;
|
|
|
|
g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
|
|
|
|
|
|
|
|
pt.data.x = x + w;
|
|
|
|
pt.data.y = y + h;
|
|
|
|
g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, SF_COLOR_REG, img->color);
|
|
|
|
|
|
|
|
bitblt.val = 0;
|
|
|
|
bitblt.data.fast_solid_color_fill_en = 1;
|
|
|
|
g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val);
|
|
|
|
|
|
|
|
return g2d_flush(ctx);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* g2d_copy - copy contents in source buffer to destination buffer.
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
* @src: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to source.
|
|
|
|
* @dst: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to destination.
|
|
|
|
* @src_x: x start position to source buffer.
|
|
|
|
* @src_y: y start position to source buffer.
|
|
|
|
* @dst_x: x start position to destination buffer.
|
|
|
|
* @dst_y: y start position to destination buffer.
|
|
|
|
* @w: width value to source and destination buffers.
|
|
|
|
* @h: height value to source and destination buffers.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
g2d_copy(struct g2d_context *ctx, struct g2d_image *src,
|
|
|
|
struct g2d_image *dst, unsigned int src_x, unsigned int src_y,
|
|
|
|
unsigned int dst_x, unsigned dst_y, unsigned int w,
|
|
|
|
unsigned int h)
|
|
|
|
{
|
|
|
|
union g2d_rop4_val rop4;
|
|
|
|
union g2d_point_val pt;
|
2016-03-20 04:19:44 -06:00
|
|
|
unsigned int src_w, src_h, dst_w, dst_h;
|
|
|
|
|
|
|
|
src_w = w;
|
|
|
|
src_h = h;
|
|
|
|
if (src_x + src->width > w)
|
|
|
|
src_w = src->width - src_x;
|
|
|
|
if (src_y + src->height > h)
|
|
|
|
src_h = src->height - src_y;
|
|
|
|
|
|
|
|
dst_w = w;
|
|
|
|
dst_h = w;
|
|
|
|
if (dst_x + dst->width > w)
|
|
|
|
dst_w = dst->width - dst_x;
|
|
|
|
if (dst_y + dst->height > h)
|
|
|
|
dst_h = dst->height - dst_y;
|
|
|
|
|
|
|
|
w = MIN(src_w, dst_w);
|
|
|
|
h = MIN(src_h, dst_h);
|
|
|
|
|
|
|
|
if (w <= 0 || h <= 0) {
|
|
|
|
fprintf(stderr, MSG_PREFIX "invalid width or height.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (g2d_check_space(ctx, 11, 2))
|
|
|
|
return -ENOSPC;
|
2015-08-21 17:55:36 -06:00
|
|
|
|
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
|
|
|
|
g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
|
|
|
|
g2d_add_base_addr(ctx, dst, g2d_dst);
|
|
|
|
g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, SRC_SELECT_REG, G2D_SELECT_MODE_NORMAL);
|
|
|
|
g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
|
|
|
|
g2d_add_base_addr(ctx, src, g2d_src);
|
|
|
|
g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
pt.data.x = src_x;
|
|
|
|
pt.data.y = src_y;
|
|
|
|
g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = src_x + w;
|
|
|
|
pt.data.y = src_y + h;
|
|
|
|
g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
pt.data.x = dst_x;
|
|
|
|
pt.data.y = dst_y;
|
|
|
|
g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = dst_x + w;
|
|
|
|
pt.data.y = dst_y + h;
|
|
|
|
g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
rop4.val = 0;
|
|
|
|
rop4.data.unmasked_rop3 = G2D_ROP3_SRC;
|
|
|
|
g2d_add_cmd(ctx, ROP4_REG, rop4.val);
|
|
|
|
|
|
|
|
return g2d_flush(ctx);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* g2d_move - copy content inside single buffer.
|
|
|
|
* Similar to libc's memmove() this copies a rectangular
|
|
|
|
* region of the provided buffer to another location, while
|
|
|
|
* properly handling the situation where source and
|
|
|
|
* destination rectangle overlap.
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
* @img: a pointer to g2d_image structure providing
|
|
|
|
* buffer information.
|
|
|
|
* @src_x: x position of source rectangle.
|
|
|
|
* @src_y: y position of source rectangle.
|
|
|
|
* @dst_x: x position of destination rectangle.
|
|
|
|
* @dst_y: y position of destination rectangle.
|
|
|
|
* @w: width of rectangle to move.
|
|
|
|
* @h: height of rectangle to move.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
g2d_move(struct g2d_context *ctx, struct g2d_image *img,
|
|
|
|
unsigned int src_x, unsigned int src_y,
|
|
|
|
unsigned int dst_x, unsigned dst_y, unsigned int w,
|
|
|
|
unsigned int h)
|
|
|
|
{
|
|
|
|
union g2d_rop4_val rop4;
|
|
|
|
union g2d_point_val pt;
|
|
|
|
union g2d_direction_val dir;
|
|
|
|
unsigned int src_w, src_h, dst_w, dst_h;
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
src_w = w;
|
|
|
|
src_h = h;
|
2016-03-20 04:19:44 -06:00
|
|
|
if (src_x + img->width > w)
|
|
|
|
src_w = img->width - src_x;
|
|
|
|
if (src_y + img->height > h)
|
|
|
|
src_h = img->height - src_y;
|
2015-08-21 17:55:36 -06:00
|
|
|
|
|
|
|
dst_w = w;
|
|
|
|
dst_h = w;
|
2016-03-20 04:19:44 -06:00
|
|
|
if (dst_x + img->width > w)
|
|
|
|
dst_w = img->width - dst_x;
|
|
|
|
if (dst_y + img->height > h)
|
|
|
|
dst_h = img->height - dst_y;
|
2015-08-21 17:55:36 -06:00
|
|
|
|
|
|
|
w = MIN(src_w, dst_w);
|
|
|
|
h = MIN(src_h, dst_h);
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
if (w == 0 || h == 0) {
|
|
|
|
fprintf(stderr, MSG_PREFIX "invalid width or height.\n");
|
2015-08-21 17:55:36 -06:00
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
if (g2d_check_space(ctx, 13, 2))
|
|
|
|
return -ENOSPC;
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
|
|
|
|
g2d_add_cmd(ctx, SRC_SELECT_REG, G2D_SELECT_MODE_NORMAL);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, DST_COLOR_MODE_REG, img->color_mode);
|
|
|
|
g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, img->color_mode);
|
|
|
|
|
|
|
|
g2d_add_base_addr(ctx, img, g2d_dst);
|
|
|
|
g2d_add_base_addr(ctx, img, g2d_src);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, DST_STRIDE_REG, img->stride);
|
|
|
|
g2d_add_cmd(ctx, SRC_STRIDE_REG, img->stride);
|
|
|
|
|
|
|
|
dir.val[0] = dir.val[1] = 0;
|
|
|
|
|
|
|
|
if (dst_x >= src_x)
|
|
|
|
dir.data.src_x_direction = dir.data.dst_x_direction = 1;
|
|
|
|
if (dst_y >= src_y)
|
|
|
|
dir.data.src_y_direction = dir.data.dst_y_direction = 1;
|
|
|
|
|
|
|
|
g2d_set_direction(ctx, &dir);
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
pt.data.x = src_x;
|
|
|
|
pt.data.y = src_y;
|
|
|
|
g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = src_x + w;
|
|
|
|
pt.data.y = src_y + h;
|
|
|
|
g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
pt.data.x = dst_x;
|
|
|
|
pt.data.y = dst_y;
|
|
|
|
g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = dst_x + w;
|
|
|
|
pt.data.y = dst_y + h;
|
|
|
|
g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
rop4.val = 0;
|
|
|
|
rop4.data.unmasked_rop3 = G2D_ROP3_SRC;
|
|
|
|
g2d_add_cmd(ctx, ROP4_REG, rop4.val);
|
|
|
|
|
|
|
|
return g2d_flush(ctx);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* g2d_copy_with_scale - copy contents in source buffer to destination buffer
|
|
|
|
* scaling up or down properly.
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
* @src: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to source.
|
|
|
|
* @dst: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to destination.
|
|
|
|
* @src_x: x start position to source buffer.
|
|
|
|
* @src_y: y start position to source buffer.
|
|
|
|
* @src_w: width value to source buffer.
|
|
|
|
* @src_h: height value to source buffer.
|
|
|
|
* @dst_x: x start position to destination buffer.
|
|
|
|
* @dst_y: y start position to destination buffer.
|
|
|
|
* @dst_w: width value to destination buffer.
|
|
|
|
* @dst_h: height value to destination buffer.
|
|
|
|
* @negative: indicate that it uses color negative to source and
|
|
|
|
* destination buffers.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
g2d_copy_with_scale(struct g2d_context *ctx, struct g2d_image *src,
|
|
|
|
struct g2d_image *dst, unsigned int src_x,
|
|
|
|
unsigned int src_y, unsigned int src_w,
|
|
|
|
unsigned int src_h, unsigned int dst_x,
|
|
|
|
unsigned int dst_y, unsigned int dst_w,
|
|
|
|
unsigned int dst_h, unsigned int negative)
|
|
|
|
{
|
|
|
|
union g2d_rop4_val rop4;
|
|
|
|
union g2d_point_val pt;
|
2016-03-20 04:19:44 -06:00
|
|
|
unsigned int scale, repeat_pad;
|
2015-08-21 17:55:36 -06:00
|
|
|
unsigned int scale_x, scale_y;
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
/* Sanitize this parameter to facilitate space computation below. */
|
|
|
|
if (negative)
|
|
|
|
negative = 1;
|
2015-08-21 17:55:36 -06:00
|
|
|
|
|
|
|
if (src_w == dst_w && src_h == dst_h)
|
|
|
|
scale = 0;
|
|
|
|
else {
|
|
|
|
scale = 1;
|
|
|
|
scale_x = g2d_get_scaling(src_w, dst_w);
|
|
|
|
scale_y = g2d_get_scaling(src_h, dst_h);
|
|
|
|
}
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
repeat_pad = src->repeat_mode == G2D_REPEAT_MODE_PAD ? 1 : 0;
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
if (src_x + src_w > src->width)
|
|
|
|
src_w = src->width - src_x;
|
|
|
|
if (src_y + src_h > src->height)
|
|
|
|
src_h = src->height - src_y;
|
|
|
|
|
|
|
|
if (dst_x + dst_w > dst->width)
|
|
|
|
dst_w = dst->width - dst_x;
|
|
|
|
if (dst_y + dst_h > dst->height)
|
|
|
|
dst_h = dst->height - dst_y;
|
|
|
|
|
|
|
|
if (src_w <= 0 || src_h <= 0 || dst_w <= 0 || dst_h <= 0) {
|
2016-03-20 04:19:44 -06:00
|
|
|
fprintf(stderr, MSG_PREFIX "invalid width or height.\n");
|
2015-08-21 17:55:36 -06:00
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
if (g2d_check_space(ctx, 12 + scale * 3 + negative + repeat_pad, 2))
|
|
|
|
return -ENOSPC;
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
|
|
|
|
g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
|
|
|
|
g2d_add_base_addr(ctx, dst, g2d_dst);
|
|
|
|
g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, SRC_SELECT_REG, G2D_SELECT_MODE_NORMAL);
|
|
|
|
g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, SRC_REPEAT_MODE_REG, src->repeat_mode);
|
|
|
|
if (repeat_pad)
|
|
|
|
g2d_add_cmd(ctx, SRC_PAD_VALUE_REG, dst->color);
|
|
|
|
|
|
|
|
g2d_add_base_addr(ctx, src, g2d_src);
|
|
|
|
g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
|
|
|
|
|
|
|
|
rop4.val = 0;
|
|
|
|
rop4.data.unmasked_rop3 = G2D_ROP3_SRC;
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
if (negative) {
|
|
|
|
g2d_add_cmd(ctx, BG_COLOR_REG, 0x00FFFFFF);
|
2016-03-20 04:19:44 -06:00
|
|
|
rop4.data.unmasked_rop3 ^= G2D_ROP3_DST;
|
2015-08-21 17:55:36 -06:00
|
|
|
}
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
g2d_add_cmd(ctx, ROP4_REG, rop4.val);
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
if (scale) {
|
|
|
|
g2d_add_cmd(ctx, SRC_SCALE_CTRL_REG, G2D_SCALE_MODE_BILINEAR);
|
|
|
|
g2d_add_cmd(ctx, SRC_XSCALE_REG, scale_x);
|
|
|
|
g2d_add_cmd(ctx, SRC_YSCALE_REG, scale_y);
|
|
|
|
}
|
|
|
|
|
|
|
|
pt.data.x = src_x;
|
|
|
|
pt.data.y = src_y;
|
|
|
|
g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = src_x + src_w;
|
|
|
|
pt.data.y = src_y + src_h;
|
|
|
|
g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
pt.data.x = dst_x;
|
|
|
|
pt.data.y = dst_y;
|
|
|
|
g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = dst_x + dst_w;
|
|
|
|
pt.data.y = dst_y + dst_h;
|
|
|
|
g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
return g2d_flush(ctx);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* g2d_blend - blend image data in source and destination buffers.
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
* @src: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to source.
|
|
|
|
* @dst: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to destination.
|
|
|
|
* @src_x: x start position to source buffer.
|
|
|
|
* @src_y: y start position to source buffer.
|
|
|
|
* @dst_x: x start position to destination buffer.
|
|
|
|
* @dst_y: y start position to destination buffer.
|
|
|
|
* @w: width value to source and destination buffer.
|
|
|
|
* @h: height value to source and destination buffer.
|
|
|
|
* @op: blend operation type.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
g2d_blend(struct g2d_context *ctx, struct g2d_image *src,
|
|
|
|
struct g2d_image *dst, unsigned int src_x,
|
|
|
|
unsigned int src_y, unsigned int dst_x, unsigned int dst_y,
|
|
|
|
unsigned int w, unsigned int h, enum e_g2d_op op)
|
|
|
|
{
|
|
|
|
union g2d_point_val pt;
|
|
|
|
union g2d_bitblt_cmd_val bitblt;
|
|
|
|
union g2d_blend_func_val blend;
|
2016-03-20 04:19:44 -06:00
|
|
|
unsigned int gem_space;
|
|
|
|
unsigned int src_w, src_h, dst_w, dst_h;
|
|
|
|
|
|
|
|
src_w = w;
|
|
|
|
src_h = h;
|
|
|
|
if (src_x + w > src->width)
|
|
|
|
src_w = src->width - src_x;
|
|
|
|
if (src_y + h > src->height)
|
|
|
|
src_h = src->height - src_y;
|
|
|
|
|
|
|
|
dst_w = w;
|
|
|
|
dst_h = h;
|
|
|
|
if (dst_x + w > dst->width)
|
|
|
|
dst_w = dst->width - dst_x;
|
|
|
|
if (dst_y + h > dst->height)
|
|
|
|
dst_h = dst->height - dst_y;
|
|
|
|
|
|
|
|
w = MIN(src_w, dst_w);
|
|
|
|
h = MIN(src_h, dst_h);
|
|
|
|
|
|
|
|
if (w <= 0 || h <= 0) {
|
|
|
|
fprintf(stderr, MSG_PREFIX "invalid width or height.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!g2d_validate_select_mode(src->select_mode)) {
|
|
|
|
fprintf(stderr , MSG_PREFIX "invalid select mode for source.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!g2d_validate_blending_op(op)) {
|
|
|
|
fprintf(stderr , MSG_PREFIX "unsupported blending operation.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
gem_space = src->select_mode == G2D_SELECT_MODE_NORMAL ? 2 : 1;
|
|
|
|
|
|
|
|
if (g2d_check_space(ctx, 12, gem_space))
|
|
|
|
return -ENOSPC;
|
2015-08-21 17:55:36 -06:00
|
|
|
|
|
|
|
bitblt.val = 0;
|
|
|
|
blend.val = 0;
|
|
|
|
|
|
|
|
if (op == G2D_OP_SRC || op == G2D_OP_CLEAR)
|
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
|
|
|
|
else
|
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
|
|
|
|
g2d_add_base_addr(ctx, dst, g2d_dst);
|
|
|
|
g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, SRC_SELECT_REG, src->select_mode);
|
|
|
|
g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
|
|
|
|
|
|
|
|
switch (src->select_mode) {
|
|
|
|
case G2D_SELECT_MODE_NORMAL:
|
|
|
|
g2d_add_base_addr(ctx, src, g2d_src);
|
|
|
|
g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
|
|
|
|
break;
|
|
|
|
case G2D_SELECT_MODE_FGCOLOR:
|
|
|
|
g2d_add_cmd(ctx, FG_COLOR_REG, src->color);
|
|
|
|
break;
|
|
|
|
case G2D_SELECT_MODE_BGCOLOR:
|
|
|
|
g2d_add_cmd(ctx, BG_COLOR_REG, src->color);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
bitblt.data.alpha_blend_mode = G2D_ALPHA_BLEND_MODE_ENABLE;
|
|
|
|
blend.val = g2d_get_blend_op(op);
|
|
|
|
g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val);
|
|
|
|
g2d_add_cmd(ctx, BLEND_FUNCTION_REG, blend.val);
|
|
|
|
|
|
|
|
pt.data.x = src_x;
|
|
|
|
pt.data.y = src_y;
|
|
|
|
g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = src_x + w;
|
|
|
|
pt.data.y = src_y + h;
|
|
|
|
g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
pt.data.x = dst_x;
|
|
|
|
pt.data.y = dst_y;
|
|
|
|
g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = dst_x + w;
|
|
|
|
pt.data.y = dst_y + h;
|
|
|
|
g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
return g2d_flush(ctx);
|
|
|
|
}
|
|
|
|
|
|
|
|
/**
|
|
|
|
* g2d_scale_and_blend - apply scaling to source buffer and then blend to destination buffer
|
|
|
|
*
|
|
|
|
* @ctx: a pointer to g2d_context structure.
|
|
|
|
* @src: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to source.
|
|
|
|
* @dst: a pointer to g2d_image structure including image and buffer
|
|
|
|
* information to destination.
|
|
|
|
* @src_x: x start position to source buffer.
|
|
|
|
* @src_y: y start position to source buffer.
|
|
|
|
* @src_w: width value to source buffer.
|
|
|
|
* @src_h: height value to source buffer.
|
|
|
|
* @dst_x: x start position to destination buffer.
|
|
|
|
* @dst_y: y start position to destination buffer.
|
|
|
|
* @dst_w: width value to destination buffer.
|
|
|
|
* @dst_h: height value to destination buffer.
|
|
|
|
* @op: blend operation type.
|
|
|
|
*/
|
|
|
|
int
|
|
|
|
g2d_scale_and_blend(struct g2d_context *ctx, struct g2d_image *src,
|
|
|
|
struct g2d_image *dst, unsigned int src_x, unsigned int src_y,
|
|
|
|
unsigned int src_w, unsigned int src_h, unsigned int dst_x,
|
|
|
|
unsigned int dst_y, unsigned int dst_w, unsigned int dst_h,
|
|
|
|
enum e_g2d_op op)
|
|
|
|
{
|
|
|
|
union g2d_point_val pt;
|
|
|
|
union g2d_bitblt_cmd_val bitblt;
|
|
|
|
union g2d_blend_func_val blend;
|
2016-03-20 04:19:44 -06:00
|
|
|
unsigned int scale, gem_space;
|
2015-08-21 17:55:36 -06:00
|
|
|
unsigned int scale_x, scale_y;
|
|
|
|
|
2016-03-20 04:19:44 -06:00
|
|
|
if (src_w == dst_w && src_h == dst_h)
|
|
|
|
scale = 0;
|
|
|
|
else {
|
|
|
|
scale = 1;
|
|
|
|
scale_x = g2d_get_scaling(src_w, dst_w);
|
|
|
|
scale_y = g2d_get_scaling(src_h, dst_h);
|
|
|
|
}
|
|
|
|
|
|
|
|
if (src_x + src_w > src->width)
|
|
|
|
src_w = src->width - src_x;
|
|
|
|
if (src_y + src_h > src->height)
|
|
|
|
src_h = src->height - src_y;
|
|
|
|
|
|
|
|
if (dst_x + dst_w > dst->width)
|
|
|
|
dst_w = dst->width - dst_x;
|
|
|
|
if (dst_y + dst_h > dst->height)
|
|
|
|
dst_h = dst->height - dst_y;
|
|
|
|
|
|
|
|
if (src_w <= 0 || src_h <= 0 || dst_w <= 0 || dst_h <= 0) {
|
|
|
|
fprintf(stderr, MSG_PREFIX "invalid width or height.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!g2d_validate_select_mode(src->select_mode)) {
|
|
|
|
fprintf(stderr , MSG_PREFIX "invalid select mode for source.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!g2d_validate_blending_op(op)) {
|
|
|
|
fprintf(stderr , MSG_PREFIX "unsupported blending operation.\n");
|
|
|
|
return -EINVAL;
|
|
|
|
}
|
|
|
|
|
|
|
|
gem_space = src->select_mode == G2D_SELECT_MODE_NORMAL ? 2 : 1;
|
|
|
|
|
|
|
|
if (g2d_check_space(ctx, 12 + scale * 3, gem_space))
|
|
|
|
return -ENOSPC;
|
|
|
|
|
2015-08-21 17:55:36 -06:00
|
|
|
bitblt.val = 0;
|
|
|
|
blend.val = 0;
|
|
|
|
|
|
|
|
if (op == G2D_OP_SRC || op == G2D_OP_CLEAR)
|
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_BGCOLOR);
|
|
|
|
else
|
|
|
|
g2d_add_cmd(ctx, DST_SELECT_REG, G2D_SELECT_MODE_NORMAL);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, DST_COLOR_MODE_REG, dst->color_mode);
|
2016-03-20 04:19:44 -06:00
|
|
|
g2d_add_base_addr(ctx, dst, g2d_dst);
|
2015-08-21 17:55:36 -06:00
|
|
|
g2d_add_cmd(ctx, DST_STRIDE_REG, dst->stride);
|
|
|
|
|
|
|
|
g2d_add_cmd(ctx, SRC_SELECT_REG, src->select_mode);
|
|
|
|
g2d_add_cmd(ctx, SRC_COLOR_MODE_REG, src->color_mode);
|
|
|
|
|
|
|
|
switch (src->select_mode) {
|
|
|
|
case G2D_SELECT_MODE_NORMAL:
|
2016-03-20 04:19:44 -06:00
|
|
|
g2d_add_base_addr(ctx, src, g2d_src);
|
2015-08-21 17:55:36 -06:00
|
|
|
g2d_add_cmd(ctx, SRC_STRIDE_REG, src->stride);
|
|
|
|
break;
|
|
|
|
case G2D_SELECT_MODE_FGCOLOR:
|
|
|
|
g2d_add_cmd(ctx, FG_COLOR_REG, src->color);
|
|
|
|
break;
|
|
|
|
case G2D_SELECT_MODE_BGCOLOR:
|
|
|
|
g2d_add_cmd(ctx, BG_COLOR_REG, src->color);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (scale) {
|
|
|
|
g2d_add_cmd(ctx, SRC_SCALE_CTRL_REG, G2D_SCALE_MODE_BILINEAR);
|
|
|
|
g2d_add_cmd(ctx, SRC_XSCALE_REG, scale_x);
|
|
|
|
g2d_add_cmd(ctx, SRC_YSCALE_REG, scale_y);
|
|
|
|
}
|
|
|
|
|
|
|
|
bitblt.data.alpha_blend_mode = G2D_ALPHA_BLEND_MODE_ENABLE;
|
|
|
|
blend.val = g2d_get_blend_op(op);
|
|
|
|
g2d_add_cmd(ctx, BITBLT_COMMAND_REG, bitblt.val);
|
|
|
|
g2d_add_cmd(ctx, BLEND_FUNCTION_REG, blend.val);
|
|
|
|
|
|
|
|
pt.data.x = src_x;
|
|
|
|
pt.data.y = src_y;
|
|
|
|
g2d_add_cmd(ctx, SRC_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = src_x + src_w;
|
|
|
|
pt.data.y = src_y + src_h;
|
|
|
|
g2d_add_cmd(ctx, SRC_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
pt.data.x = dst_x;
|
|
|
|
pt.data.y = dst_y;
|
|
|
|
g2d_add_cmd(ctx, DST_LEFT_TOP_REG, pt.val);
|
|
|
|
pt.data.x = dst_x + dst_w;
|
|
|
|
pt.data.y = dst_y + dst_h;
|
|
|
|
g2d_add_cmd(ctx, DST_RIGHT_BOTTOM_REG, pt.val);
|
|
|
|
|
|
|
|
return g2d_flush(ctx);
|
|
|
|
}
|