xref: /OK3568_Linux_fs/kernel/include/uapi/drm/qxl_drm.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * Copyright 2013 Red Hat
3*4882a593Smuzhiyun  * All Rights Reserved.
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  * Permission is hereby granted, free of charge, to any person obtaining a
6*4882a593Smuzhiyun  * copy of this software and associated documentation files (the "Software"),
7*4882a593Smuzhiyun  * to deal in the Software without restriction, including without limitation
8*4882a593Smuzhiyun  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9*4882a593Smuzhiyun  * and/or sell copies of the Software, and to permit persons to whom the
10*4882a593Smuzhiyun  * Software is furnished to do so, subject to the following conditions:
11*4882a593Smuzhiyun  *
12*4882a593Smuzhiyun  * The above copyright notice and this permission notice (including the next
13*4882a593Smuzhiyun  * paragraph) shall be included in all copies or substantial portions of the
14*4882a593Smuzhiyun  * Software.
15*4882a593Smuzhiyun  *
16*4882a593Smuzhiyun  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17*4882a593Smuzhiyun  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18*4882a593Smuzhiyun  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
19*4882a593Smuzhiyun  * THE AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
20*4882a593Smuzhiyun  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
21*4882a593Smuzhiyun  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22*4882a593Smuzhiyun  * OTHER DEALINGS IN THE SOFTWARE.
23*4882a593Smuzhiyun  */
24*4882a593Smuzhiyun #ifndef QXL_DRM_H
25*4882a593Smuzhiyun #define QXL_DRM_H
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun #include "drm.h"
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #if defined(__cplusplus)
30*4882a593Smuzhiyun extern "C" {
31*4882a593Smuzhiyun #endif
32*4882a593Smuzhiyun 
33*4882a593Smuzhiyun /* Please note that modifications to all structs defined here are
34*4882a593Smuzhiyun  * subject to backwards-compatibility constraints.
35*4882a593Smuzhiyun  *
36*4882a593Smuzhiyun  * Do not use pointers, use __u64 instead for 32 bit / 64 bit user/kernel
37*4882a593Smuzhiyun  * compatibility Keep fields aligned to their size
38*4882a593Smuzhiyun  */
39*4882a593Smuzhiyun 
40*4882a593Smuzhiyun #define QXL_GEM_DOMAIN_CPU 0
41*4882a593Smuzhiyun #define QXL_GEM_DOMAIN_VRAM 1
42*4882a593Smuzhiyun #define QXL_GEM_DOMAIN_SURFACE 2
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun #define DRM_QXL_ALLOC       0x00
45*4882a593Smuzhiyun #define DRM_QXL_MAP         0x01
46*4882a593Smuzhiyun #define DRM_QXL_EXECBUFFER  0x02
47*4882a593Smuzhiyun #define DRM_QXL_UPDATE_AREA 0x03
48*4882a593Smuzhiyun #define DRM_QXL_GETPARAM    0x04
49*4882a593Smuzhiyun #define DRM_QXL_CLIENTCAP   0x05
50*4882a593Smuzhiyun 
51*4882a593Smuzhiyun #define DRM_QXL_ALLOC_SURF  0x06
52*4882a593Smuzhiyun 
53*4882a593Smuzhiyun struct drm_qxl_alloc {
54*4882a593Smuzhiyun 	__u32 size;
55*4882a593Smuzhiyun 	__u32 handle; /* 0 is an invalid handle */
56*4882a593Smuzhiyun };
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun struct drm_qxl_map {
59*4882a593Smuzhiyun 	__u64 offset; /* use for mmap system call */
60*4882a593Smuzhiyun 	__u32 handle;
61*4882a593Smuzhiyun 	__u32 pad;
62*4882a593Smuzhiyun };
63*4882a593Smuzhiyun 
64*4882a593Smuzhiyun /*
65*4882a593Smuzhiyun  * dest is the bo we are writing the relocation into
66*4882a593Smuzhiyun  * src is bo we are relocating.
67*4882a593Smuzhiyun  * *(dest_handle.base_addr + dest_offset) = physical_address(src_handle.addr +
68*4882a593Smuzhiyun  * src_offset)
69*4882a593Smuzhiyun  */
70*4882a593Smuzhiyun #define QXL_RELOC_TYPE_BO 1
71*4882a593Smuzhiyun #define QXL_RELOC_TYPE_SURF 2
72*4882a593Smuzhiyun 
73*4882a593Smuzhiyun struct drm_qxl_reloc {
74*4882a593Smuzhiyun 	__u64 src_offset; /* offset into src_handle or src buffer */
75*4882a593Smuzhiyun 	__u64 dst_offset; /* offset in dest handle */
76*4882a593Smuzhiyun 	__u32 src_handle; /* dest handle to compute address from */
77*4882a593Smuzhiyun 	__u32 dst_handle; /* 0 if to command buffer */
78*4882a593Smuzhiyun 	__u32 reloc_type;
79*4882a593Smuzhiyun 	__u32 pad;
80*4882a593Smuzhiyun };
81*4882a593Smuzhiyun 
82*4882a593Smuzhiyun struct drm_qxl_command {
83*4882a593Smuzhiyun 	__u64		command; /* void* */
84*4882a593Smuzhiyun 	__u64		relocs; /* struct drm_qxl_reloc* */
85*4882a593Smuzhiyun 	__u32		type;
86*4882a593Smuzhiyun 	__u32		command_size;
87*4882a593Smuzhiyun 	__u32		relocs_num;
88*4882a593Smuzhiyun 	__u32                pad;
89*4882a593Smuzhiyun };
90*4882a593Smuzhiyun 
91*4882a593Smuzhiyun struct drm_qxl_execbuffer {
92*4882a593Smuzhiyun 	__u32		flags;		/* for future use */
93*4882a593Smuzhiyun 	__u32		commands_num;
94*4882a593Smuzhiyun 	__u64		commands;	/* struct drm_qxl_command* */
95*4882a593Smuzhiyun };
96*4882a593Smuzhiyun 
97*4882a593Smuzhiyun struct drm_qxl_update_area {
98*4882a593Smuzhiyun 	__u32 handle;
99*4882a593Smuzhiyun 	__u32 top;
100*4882a593Smuzhiyun 	__u32 left;
101*4882a593Smuzhiyun 	__u32 bottom;
102*4882a593Smuzhiyun 	__u32 right;
103*4882a593Smuzhiyun 	__u32 pad;
104*4882a593Smuzhiyun };
105*4882a593Smuzhiyun 
106*4882a593Smuzhiyun #define QXL_PARAM_NUM_SURFACES 1 /* rom->n_surfaces */
107*4882a593Smuzhiyun #define QXL_PARAM_MAX_RELOCS 2
108*4882a593Smuzhiyun struct drm_qxl_getparam {
109*4882a593Smuzhiyun 	__u64 param;
110*4882a593Smuzhiyun 	__u64 value;
111*4882a593Smuzhiyun };
112*4882a593Smuzhiyun 
113*4882a593Smuzhiyun /* these are one bit values */
114*4882a593Smuzhiyun struct drm_qxl_clientcap {
115*4882a593Smuzhiyun 	__u32 index;
116*4882a593Smuzhiyun 	__u32 pad;
117*4882a593Smuzhiyun };
118*4882a593Smuzhiyun 
119*4882a593Smuzhiyun struct drm_qxl_alloc_surf {
120*4882a593Smuzhiyun 	__u32 format;
121*4882a593Smuzhiyun 	__u32 width;
122*4882a593Smuzhiyun 	__u32 height;
123*4882a593Smuzhiyun 	__s32 stride;
124*4882a593Smuzhiyun 	__u32 handle;
125*4882a593Smuzhiyun 	__u32 pad;
126*4882a593Smuzhiyun };
127*4882a593Smuzhiyun 
128*4882a593Smuzhiyun #define DRM_IOCTL_QXL_ALLOC \
129*4882a593Smuzhiyun 	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC, struct drm_qxl_alloc)
130*4882a593Smuzhiyun 
131*4882a593Smuzhiyun #define DRM_IOCTL_QXL_MAP \
132*4882a593Smuzhiyun 	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_MAP, struct drm_qxl_map)
133*4882a593Smuzhiyun 
134*4882a593Smuzhiyun #define DRM_IOCTL_QXL_EXECBUFFER \
135*4882a593Smuzhiyun 	DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_EXECBUFFER,\
136*4882a593Smuzhiyun 		struct drm_qxl_execbuffer)
137*4882a593Smuzhiyun 
138*4882a593Smuzhiyun #define DRM_IOCTL_QXL_UPDATE_AREA \
139*4882a593Smuzhiyun 	DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_UPDATE_AREA,\
140*4882a593Smuzhiyun 		struct drm_qxl_update_area)
141*4882a593Smuzhiyun 
142*4882a593Smuzhiyun #define DRM_IOCTL_QXL_GETPARAM \
143*4882a593Smuzhiyun 	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_GETPARAM,\
144*4882a593Smuzhiyun 		struct drm_qxl_getparam)
145*4882a593Smuzhiyun 
146*4882a593Smuzhiyun #define DRM_IOCTL_QXL_CLIENTCAP \
147*4882a593Smuzhiyun 	DRM_IOW(DRM_COMMAND_BASE + DRM_QXL_CLIENTCAP,\
148*4882a593Smuzhiyun 		struct drm_qxl_clientcap)
149*4882a593Smuzhiyun 
150*4882a593Smuzhiyun #define DRM_IOCTL_QXL_ALLOC_SURF \
151*4882a593Smuzhiyun 	DRM_IOWR(DRM_COMMAND_BASE + DRM_QXL_ALLOC_SURF,\
152*4882a593Smuzhiyun 		struct drm_qxl_alloc_surf)
153*4882a593Smuzhiyun 
154*4882a593Smuzhiyun #if defined(__cplusplus)
155*4882a593Smuzhiyun }
156*4882a593Smuzhiyun #endif
157*4882a593Smuzhiyun 
158*4882a593Smuzhiyun #endif
159