1/*
2 * Copyright © 2007 Intel Corporation
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:
24 *    Zhenyu Wang <zhenyu.z.wang@intel.com>
25 *
26 */
27#ifndef I830_HWMC_H
28#define I830_HWMC_H
29
30#define INTEL_XVMC_LIBNAME	"IntelXvMC"
31#define INTEL_XVMC_MAJOR	0
32#define INTEL_XVMC_MINOR	1
33#define INTEL_XVMC_PATCHLEVEL	0
34
35#define FOURCC_XVMC     (('C' << 24) + ('M' << 16) + ('V' << 8) + 'X')
36
37/*
38 * Commands that client submits through XvPutImage:
39 */
40
41#define INTEL_XVMC_COMMAND_DISPLAY      0x00
42#define INTEL_XVMC_COMMAND_UNDISPLAY    0x01
43
44/* hw xvmc support type */
45#define XVMC_I915_MPEG2_MC	0x01
46#define XVMC_I965_MPEG2_MC	0x02
47#define XVMC_I945_MPEG2_VLD	0x04
48#define XVMC_I965_MPEG2_VLD	0x08
49
50/* supported surface types */
51enum {
52    SURFACE_TYPE_MPEG2_MPML = FOURCC_XVMC, /* mpeg2 MP@ML */
53    SURFACE_TYPE_MPEG1_MPML,		   /* mpeg1 MP@ML */
54    SURFACE_TYPE_MAX
55};
56
57/* common header for context private */
58struct hwmc_buffer
59{
60    drm_handle_t handle;
61    unsigned long offset;
62    unsigned long size;
63    unsigned long bus_addr;
64};
65
66struct _intel_xvmc_common {
67    unsigned int type;
68    struct hwmc_buffer batchbuffer;
69    unsigned int kernel_exec_fencing:1;
70};
71
72/* Intel private XvMC command to DDX driver */
73struct intel_xvmc_command {
74    unsigned int command;
75    unsigned int ctxNo;
76    unsigned int srfNo;
77    unsigned int subPicNo;
78    unsigned int flags;
79    unsigned int real_id;
80    uint32_t handle;
81    unsigned int pad[5];
82};
83
84#ifdef _INTEL_XVMC_SERVER_
85#include <xf86xvmc.h>
86
87struct intel_xvmc_driver {
88    char *name;
89    XF86MCAdaptorPtr adaptor;
90    unsigned int flag;
91    i830_memory *batch;
92    drm_handle_t batch_handle;
93
94    /* more items for xvmv surface manage? */
95    Bool (*init)(ScrnInfoPtr, XF86VideoAdaptorPtr);
96    void (*fini)(ScrnInfoPtr);
97    void* devPrivate;
98};
99
100extern struct intel_xvmc_driver *xvmc_driver;
101extern struct intel_xvmc_driver i915_xvmc_driver;
102extern struct intel_xvmc_driver i965_xvmc_driver;
103extern struct intel_xvmc_driver vld_xvmc_driver;
104
105extern Bool intel_xvmc_probe(ScrnInfoPtr);
106extern Bool intel_xvmc_driver_init(ScreenPtr, XF86VideoAdaptorPtr);
107extern Bool intel_xvmc_screen_init(ScreenPtr);
108extern void intel_xvmc_finish(ScrnInfoPtr);
109extern int  intel_xvmc_put_image_size(ScrnInfoPtr);
110extern Bool intel_xvmc_init_batch(ScrnInfoPtr);
111extern void intel_xvmc_fini_batch(ScrnInfoPtr);
112#endif
113
114#endif
115