intel_xvmc_private.h 7.03 KB
Newer Older
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26
/*
 * Copyright © 2007 Intel Corporation
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 * Authors:
 *    Zhenyu Wang <zhenyu.z.wang@intel.com>
 *
 */
Zhenyu Wang's avatar
Zhenyu Wang committed
27 28 29
#ifndef INTEL_XVMC_H
#define INTEL_XVMC_H

30
#include <pthread.h>
31 32 33 34 35 36 37 38 39 40
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <errno.h>
#include <signal.h>
#include <fcntl.h>
#include <dirent.h>
#include <string.h>
#include <assert.h>
#include <signal.h>
41
#include <stdint.h>
42 43

#include <xf86drm.h>
44
#include <X11/X.h>
45 46
#include <X11/Xlibint.h>
#include <X11/Xutil.h>
47 48 49 50 51
#include <fourcc.h>
#include <X11/extensions/Xv.h>
#include <X11/extensions/Xvlib.h>
#include <X11/extensions/XvMC.h>
#include <X11/extensions/XvMClib.h>
52
#include <X11/extensions/vldXvMC.h>
53
#include <drm_sarea.h>
54

Li Shao Hua's avatar
Li Shao Hua committed
55 56
#include "i915_drm.h"
#include "intel_bufmgr.h"
57

58
#include "intel_xvmc.h"
59 60
#include "intel_batchbuffer.h"

61 62
#define GTT_PAGE_SIZE 4*1024

Zhenyu Wang's avatar
Zhenyu Wang committed
63 64
#define XVMC_ERR(s, arg...)					\
    do {							\
65
	fprintf(stderr, "[intel_xvmc] err: " s "\n", ##arg);	\
Zhenyu Wang's avatar
Zhenyu Wang committed
66 67 68 69
    } while (0)

#define XVMC_INFO(s, arg...)					\
    do {							\
70
	fprintf(stderr, "[intel_xvmc] info: " s "\n", ##arg);	\
Zhenyu Wang's avatar
Zhenyu Wang committed
71 72
    } while (0)

73 74 75 76 77 78 79
/* Subpicture fourcc */
#define FOURCC_IA44 0x34344149

/*
  Definitions for temporary wire protocol hooks to be replaced
  when a HW independent libXvMC is created.
*/
80 81
extern Status _xvmc_create_context(Display * dpy, XvMCContext * context,
				   int *priv_count, CARD32 ** priv_data);
82

83
extern Status _xvmc_destroy_context(Display * dpy, XvMCContext * context);
84

85 86 87
extern Status _xvmc_create_surface(Display * dpy, XvMCContext * context,
				   XvMCSurface * surface, int *priv_count,
				   CARD32 ** priv_data);
88

89
extern Status _xvmc_destroy_surface(Display * dpy, XvMCSurface * surface);
90

91 92 93
extern Status _xvmc_create_subpicture(Display * dpy, XvMCContext * context,
				      XvMCSubpicture * subpicture,
				      int *priv_count, uint ** priv_data);
94

95 96
extern Status _xvmc_destroy_subpicture(Display * dpy,
				       XvMCSubpicture * subpicture);
97

98 99
struct intel_xvmc_context {
	struct intel_xvmc_hw_context *hw;
100
	uint32_t surface_bo_size;
101
	drm_context_t hw_context;	/* context id to kernel drm */
102 103
};
typedef struct intel_xvmc_context *intel_xvmc_context_ptr;
104

105
struct intel_xvmc_surface {
106
	XvMCContext *context;
107 108 109 110
	XvImage *image;
	GC gc;
	Bool gc_init;
	Drawable last_draw;
111
	drm_intel_bo *bo;
112
	uint32_t gem_handle;
113 114
};
typedef struct intel_xvmc_surface *intel_xvmc_surface_ptr;
115

116
typedef struct _intel_xvmc_drm_map {
117 118 119 120 121
	drm_handle_t handle;
	unsigned long offset;
	unsigned long size;
	unsigned long bus_addr;
	drmAddress map;
122
} intel_xvmc_drm_map_t, *intel_xvmc_drm_map_ptr;
123

124
typedef struct _intel_xvmc_driver {
125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149
	int type;		/* hw xvmc type - i830_hwmc.h */
	int screen;		/* current screen num */

	int fd;			/* drm file handler */

	dri_bufmgr *bufmgr;

	struct {
		unsigned int init_offset;
		unsigned int size;
		unsigned int space;
		unsigned char *ptr;
		unsigned char *init_ptr;
		dri_bo *buf;
	} batch;

	struct {
		void *ptr;
		unsigned int size;
		unsigned int offset;
		unsigned int active_buf;
		unsigned int irq_emitted;
	} alloc;
	intel_xvmc_drm_map_t batchbuffer;

150
	sigset_t sa_mask, old_mask;
151 152 153 154 155
	pthread_mutex_t ctxmutex;

	int num_ctx;
	intel_xvmc_context_ptr ctx_list;
	int num_surf;
156
	struct intel_xvmc_surface * surf_list;
157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188

	void *private;

	/* driver specific xvmc callbacks */
	 Status(*create_context) (Display * display, XvMCContext * context,
				  int priv_count, CARD32 * priv_data);

	 Status(*destroy_context) (Display * display, XvMCContext * context);

	 Status(*render_surface) (Display * display, XvMCContext * context,
				  unsigned int picture_structure,
				  XvMCSurface * target_surface,
				  XvMCSurface * past_surface,
				  XvMCSurface * future_surface,
				  unsigned int flags,
				  unsigned int num_macroblocks,
				  unsigned int first_macroblock,
				  XvMCMacroBlockArray * macroblock_array,
				  XvMCBlockArray * blocks);

	 Status(*begin_surface) (Display * display, XvMCContext * context,
				 XvMCSurface * target_surface,
				 XvMCSurface * past_surface,
				 XvMCSurface * future_surface,
				 const XvMCMpegControl * control);
	 Status(*load_qmatrix) (Display * display, XvMCContext * context,
				const XvMCQMatrix * qmx);
	 Status(*put_slice) (Display * display, XvMCContext * context,
			     unsigned char *slice, int bytes);
	 Status(*put_slice2) (Display * display, XvMCContext * context,
			      unsigned char *slice, int bytes, int slice_code);

189
} intel_xvmc_driver_t, *intel_xvmc_driver_ptr;
190 191

extern struct _intel_xvmc_driver i915_xvmc_mc_driver;
192
extern struct _intel_xvmc_driver i965_xvmc_mc_driver;
193
extern struct _intel_xvmc_driver xvmc_vld_driver;
194
extern struct _intel_xvmc_driver *xvmc_driver;
195

196 197 198 199 200 201 202 203 204 205 206
static inline void LOCK_HARDWARE(drm_context_t ctx)
{
        pthread_mutex_lock(&xvmc_driver->ctxmutex);
        pthread_sigmask(SIG_SETMASK, &xvmc_driver->sa_mask, &xvmc_driver->old_mask);
}

static inline void UNLOCK_HARDWARE(drm_context_t ctx)
{
        pthread_sigmask(SIG_SETMASK, &xvmc_driver->old_mask, NULL);
        pthread_mutex_unlock(&xvmc_driver->ctxmutex);
}
207

208
static inline const char *intel_xvmc_decoder_string(int flag)
209
{
210
	switch (flag) {
211
	case XVMC_I915_MPEG2_MC:
212
		return "i915/945 MPEG2 MC decoder";
213
	case XVMC_I965_MPEG2_MC:
214
		return "i965 MPEG2 MC decoder";
215
	case XVMC_I945_MPEG2_VLD:
216
		return "i945 MPEG2 VLD decoder";
217
	case XVMC_I965_MPEG2_VLD:
218
		return "i965 MPEG2 VLD decoder";
219
	default:
220 221
		return "Unknown decoder";
	}
222
}
223

224 225
extern unsigned int mb_bytes_420[64];

226 227 228
/* dump function */
extern void intel_xvmc_dump_open(void);
extern void intel_xvmc_dump_close(void);
229 230 231 232 233 234 235 236 237 238
extern void intel_xvmc_dump_render(XvMCContext * context,
				   unsigned int picture_structure,
				   XvMCSurface * target_surface,
				   XvMCSurface * past_surface,
				   XvMCSurface * future_surface,
				   unsigned int flags,
				   unsigned int num_macroblocks,
				   unsigned int first_macroblock,
				   XvMCMacroBlockArray * macroblock_array,
				   XvMCBlockArray * blocks);
239 240 241 242 243 244 245 246

#define	VFE_GENERIC_MODE	0x0
#define	VFE_VLD_MODE		0x1
#define VFE_IS_MODE		0x2
#define VFE_AVC_MC_MODE		0x4
#define VFE_AVC_IT_MODE		0x7
#define VFE_VC1_IT_MODE		0x7

Zhenyu Wang's avatar
Zhenyu Wang committed
247
#endif