/include/drm/kgsl_drm.h

  1/* Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved.
  2 *
  3 * Redistribution and use in source and binary forms, with or without
  4 * modification, are permitted provided that the following conditions are
  5 * met:
  6 *     * Redistributions of source code must retain the above copyright
  7 *       notice, this list of conditions and the following disclaimer.
  8 *     * Redistributions in binary form must reproduce the above
  9 *       copyright notice, this list of conditions and the following
 10 *       disclaimer in the documentation and/or other materials provided
 11 *       with the distribution.
 12 *     * Neither the name of Code Aurora Forum, Inc. nor the names of its
 13 *       contributors may be used to endorse or promote products derived
 14 *       from this software without specific prior written permission.
 15 *
 16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
 19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
 25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 27 *
 28 */
 29
 30#ifndef _KGSL_DRM_H_
 31#define _KGSL_DRM_H_
 32
 33#include "drm.h"
 34
 35#define DRM_KGSL_GEM_CREATE 0x00
 36#define DRM_KGSL_GEM_PREP   0x01
 37#define DRM_KGSL_GEM_SETMEMTYPE 0x02
 38#define DRM_KGSL_GEM_GETMEMTYPE 0x03
 39#define DRM_KGSL_GEM_MMAP 0x04
 40#define DRM_KGSL_GEM_ALLOC 0x05
 41#define DRM_KGSL_GEM_BIND_GPU 0x06
 42#define DRM_KGSL_GEM_UNBIND_GPU 0x07
 43
 44#define DRM_KGSL_GEM_GET_BUFINFO 0x08
 45#define DRM_KGSL_GEM_SET_BUFCOUNT 0x09
 46#define DRM_KGSL_GEM_SET_ACTIVE 0x0A
 47#define DRM_KGSL_GEM_LOCK_HANDLE 0x0B
 48#define DRM_KGSL_GEM_UNLOCK_HANDLE 0x0C
 49#define DRM_KGSL_GEM_UNLOCK_ON_TS 0x0D
 50#define DRM_KGSL_GEM_CREATE_FD 0x0E
 51
 52#define DRM_IOCTL_KGSL_GEM_CREATE \
 53DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_CREATE, struct drm_kgsl_gem_create)
 54
 55#define DRM_IOCTL_KGSL_GEM_PREP \
 56DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_PREP, struct drm_kgsl_gem_prep)
 57
 58#define DRM_IOCTL_KGSL_GEM_SETMEMTYPE \
 59DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_SETMEMTYPE, \
 60struct drm_kgsl_gem_memtype)
 61
 62#define DRM_IOCTL_KGSL_GEM_GETMEMTYPE \
 63DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_GETMEMTYPE, \
 64struct drm_kgsl_gem_memtype)
 65
 66#define DRM_IOCTL_KGSL_GEM_MMAP \
 67DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_MMAP, struct drm_kgsl_gem_mmap)
 68
 69#define DRM_IOCTL_KGSL_GEM_ALLOC \
 70DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_ALLOC, struct drm_kgsl_gem_alloc)
 71
 72#define DRM_IOCTL_KGSL_GEM_BIND_GPU \
 73DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_BIND_GPU, struct drm_kgsl_gem_bind_gpu)
 74
 75#define DRM_IOCTL_KGSL_GEM_UNBIND_GPU \
 76DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_UNBIND_GPU, \
 77struct drm_kgsl_gem_bind_gpu)
 78
 79#define DRM_IOCTL_KGSL_GEM_GET_BUFINFO \
 80DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_GET_BUFINFO, \
 81	 struct drm_kgsl_gem_bufinfo)
 82
 83#define DRM_IOCTL_KGSL_GEM_SET_BUFCOUNT \
 84DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_SET_BUFCOUNT, \
 85	 struct drm_kgsl_gem_bufcount)
 86
 87#define DRM_IOCTL_KGSL_GEM_SET_ACTIVE \
 88DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_SET_ACTIVE, \
 89	 struct drm_kgsl_gem_active)
 90
 91#define DRM_IOCTL_KGSL_GEM_LOCK_HANDLE \
 92DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_LOCK_HANDLE, \
 93struct drm_kgsl_gem_lock_handles)
 94
 95#define DRM_IOCTL_KGSL_GEM_UNLOCK_HANDLE \
 96DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_UNLOCK_HANDLE, \
 97struct drm_kgsl_gem_unlock_handles)
 98
 99#define DRM_IOCTL_KGSL_GEM_UNLOCK_ON_TS \
100DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_UNLOCK_ON_TS, \
101struct drm_kgsl_gem_unlock_on_ts)
102
103#define DRM_IOCTL_KGSL_GEM_CREATE_FD \
104DRM_IOWR(DRM_COMMAND_BASE + DRM_KGSL_GEM_CREATE_FD, \
105struct drm_kgsl_gem_create_fd)
106
107/* Maximum number of sub buffers per GEM object */
108#define DRM_KGSL_GEM_MAX_BUFFERS 2
109
110/* Memory types - these define the source and caching policies
111   of the GEM memory chunk */
112
113/* Legacy definitions left for compatability */
114
115#define DRM_KGSL_GEM_TYPE_EBI          0
116#define DRM_KGSL_GEM_TYPE_SMI          1
117#define DRM_KGSL_GEM_TYPE_KMEM         2
118#define DRM_KGSL_GEM_TYPE_KMEM_NOCACHE 3
119#define DRM_KGSL_GEM_TYPE_MEM_MASK     0xF
120
121/* Contiguous memory (PMEM) */
122#define DRM_KGSL_GEM_TYPE_PMEM       0x000100
123
124/* PMEM memory types */
125#define DRM_KGSL_GEM_PMEM_EBI        0x001000
126#define DRM_KGSL_GEM_PMEM_SMI        0x002000
127
128/* Standard paged memory */
129#define DRM_KGSL_GEM_TYPE_MEM        0x010000
130
131/* Caching controls */
132#define DRM_KGSL_GEM_CACHE_NONE      0x000000
133#define DRM_KGSL_GEM_CACHE_WCOMBINE  0x100000
134#define DRM_KGSL_GEM_CACHE_WTHROUGH  0x200000
135#define DRM_KGSL_GEM_CACHE_WBACK     0x400000
136#define DRM_KGSL_GEM_CACHE_WBACKWA   0x800000
137#define DRM_KGSL_GEM_CACHE_MASK      0xF00000
138
139/* FD based objects */
140#define DRM_KGSL_GEM_TYPE_FD_FBMEM   0x1000000
141#define DRM_KGSL_GEM_TYPE_FD_MASK    0xF000000
142
143/* Timestamp types */
144#define DRM_KGSL_GEM_TS_3D         0x00000430
145#define DRM_KGSL_GEM_TS_2D         0x00000180
146
147
148struct drm_kgsl_gem_create {
149	uint32_t size;
150	uint32_t handle;
151};
152
153struct drm_kgsl_gem_prep {
154	uint32_t handle;
155	uint32_t phys;
156	uint64_t offset;
157};
158
159struct drm_kgsl_gem_memtype {
160	uint32_t handle;
161	uint32_t type;
162};
163
164struct drm_kgsl_gem_mmap {
165	uint32_t handle;
166	uint32_t size;
167	uint32_t hostptr;
168	uint64_t offset;
169};
170
171struct drm_kgsl_gem_alloc {
172	uint32_t handle;
173	uint64_t offset;
174};
175
176struct drm_kgsl_gem_bind_gpu {
177	uint32_t handle;
178	uint32_t gpuptr;
179};
180
181struct drm_kgsl_gem_bufinfo {
182	uint32_t handle;
183	uint32_t count;
184	uint32_t active;
185	uint32_t offset[DRM_KGSL_GEM_MAX_BUFFERS];
186	uint32_t gpuaddr[DRM_KGSL_GEM_MAX_BUFFERS];
187};
188
189struct drm_kgsl_gem_bufcount {
190	uint32_t handle;
191	uint32_t bufcount;
192};
193
194struct drm_kgsl_gem_active {
195	uint32_t handle;
196	uint32_t active;
197};
198
199struct drm_kgsl_gem_lock_handles {
200	uint32_t num_handles;
201	uint32_t *handle_list;
202	uint32_t pid;
203	uint32_t lock_id;	  /* Returned lock id used for unlocking */
204};
205
206struct drm_kgsl_gem_unlock_handles {
207	uint32_t lock_id;
208};
209
210struct drm_kgsl_gem_unlock_on_ts {
211	uint32_t lock_id;
212	uint32_t timestamp;	 /* This field is a hw generated ts */
213	uint32_t type;		 /* Which pipe to check for ts generation */
214};
215
216struct drm_kgsl_gem_create_fd {
217	uint32_t fd;
218	uint32_t handle;
219};
220
221#endif