2 * Mesa 3-D graphics library
4 * Copyright (C) 2015 LunarG, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included
14 * in all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
25 * Chia-I Wu <olv@lunarg.com>
28 #ifndef ILO_STATE_COMPUTE_H
29 #define ILO_STATE_COMPUTE_H
31 #include "genhw/genhw.h"
37 * From the Haswell PRM, volume 7, page 836:
39 * "The first 64 URB entries are reserved for the interface
42 #define ILO_STATE_COMPUTE_MAX_INTERFACE_COUNT 64
44 struct ilo_state_compute_interface_info
{
45 /* usually 0 unless there are multiple interfaces */
46 uint32_t kernel_offset
;
48 uint8_t sampler_count
;
49 uint8_t surface_count
;
51 uint16_t thread_group_size
;
54 uint16_t curbe_read_offset
;
55 uint16_t curbe_read_length
;
56 uint16_t cross_thread_curbe_read_length
;
59 struct ilo_state_compute_info
{
63 const struct ilo_state_compute_interface_info
*interfaces
;
64 uint8_t interface_count
;
66 uint32_t per_thread_scratch_size
;
68 uint32_t cv_urb_alloc_size
;
69 uint32_t curbe_alloc_size
;
72 struct ilo_state_compute
{
78 uint32_t scratch_size
;
82 ilo_state_compute_data_size(const struct ilo_dev
*dev
,
83 uint8_t interface_count
)
85 const struct ilo_state_compute
*compute
= NULL
;
86 return sizeof(compute
->idrt
[0]) * interface_count
;
90 ilo_state_compute_init(struct ilo_state_compute
*compute
,
91 const struct ilo_dev
*dev
,
92 const struct ilo_state_compute_info
*info
);
94 static inline uint32_t
95 ilo_state_compute_get_scratch_size(const struct ilo_state_compute
*compute
)
97 return compute
->scratch_size
;
100 #endif /* ILO_STATE_COMPUTE_H */