1/*
2 * Copyright (C) 2019 Collabora, Ltd.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
20 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
21 * SOFTWARE.
22 *
23 * Authors (Collabora):
24 *   Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
25 *
26 */
27
28#ifndef __PAN_BLEND_CSO_H
29#define __PAN_BLEND_CSO_H
30
31#include "pan_blend.h"
32#include "util/hash_table.h"
33#include "nir.h"
34
35struct panfrost_bo;
36
37struct pan_blend_info {
38        unsigned constant_mask : 4;
39        bool fixed_function : 1;
40        bool no_colour : 1;
41        bool load_dest : 1;
42        bool opaque : 1;
43};
44
45struct panfrost_blend_state {
46        struct pipe_blend_state base;
47        struct pan_blend_state pan;
48        struct pan_blend_info info[PIPE_MAX_COLOR_BUFS];
49        uint32_t equation[PIPE_MAX_COLOR_BUFS];
50
51        /* info.load presented as a bitfield for draw call hot paths */
52        unsigned load_dest_mask : PIPE_MAX_COLOR_BUFS;
53};
54
55mali_ptr
56panfrost_get_blend(struct panfrost_batch *batch, unsigned rt, struct panfrost_bo **bo, unsigned *shader_offset);
57
58#endif
59