amdgpu_drv.h revision 504d986f 
1/*
2 * Copyright 2000 ATI Technologies Inc., Markham, Ontario, and
3 *                VA Linux Systems Inc., Fremont, California.
4 *
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining
8 * a copy of this software and associated documentation files (the
9 * "Software"), to deal in the Software without restriction, including
10 * without limitation on the rights to use, copy, modify, merge,
11 * publish, distribute, sublicense, and/or sell copies of the Software,
12 * and to permit persons to whom the Software is furnished to do so,
13 * subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the
16 * next paragraph) shall be included in all copies or substantial
17 * portions of the Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
22 * NON-INFRINGEMENT.  IN NO EVENT SHALL ATI, VA LINUX SYSTEMS AND/OR
23 * THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
24 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
25 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
26 * DEALINGS IN THE SOFTWARE.
27 */
28
29/*
30 * Authors:
31 *   Kevin E. Martin <martin@xfree86.org>
32 *   Rickard E. Faith <faith@valinux.com>
33 *   Alan Hourihane <alanh@fairlite.demon.co.uk>
34 *
35 */
36
37#ifndef _AMDGPU_DRV_H_
38#define _AMDGPU_DRV_H_
39
40#include <stdlib.h>		/* For abs() */
41#include <unistd.h>		/* For usleep() */
42#include <sys/time.h>		/* For gettimeofday() */
43
44#include "config.h"
45
46#include "xf86str.h"
47#include "compiler.h"
48
49/* PCI support */
50#include "xf86Pci.h"
51
52#include "fb.h"
53
54/* Cursor Support */
55#include "xf86Cursor.h"
56
57/* DDC support */
58#include "xf86DDC.h"
59
60/* Xv support */
61#include "xf86xv.h"
62
63#include "amdgpu_probe.h"
64
65/* DRI support */
66#include "xf86drm.h"
67#include "amdgpu_drm.h"
68
69#ifdef DAMAGE
70#include "damage.h"
71#include "globals.h"
72#endif
73
74#include "xf86Crtc.h"
75#include "X11/Xatom.h"
76
77#include "amdgpu_dri2.h"
78#include "drmmode_display.h"
79#include "amdgpu_bo_helper.h"
80
81/* Render support */
82#ifdef RENDER
83#include "picturestr.h"
84#endif
85
86#include "compat-api.h"
87
88#include "simple_list.h"
89#include "amdpciids.h"
90
91struct _SyncFence;
92
93#ifndef MAX
94#define MAX(a,b) ((a)>(b)?(a):(b))
95#endif
96#ifndef MIN
97#define MIN(a,b) ((a)>(b)?(b):(a))
98#endif
99
100#if HAVE_BYTESWAP_H
101#include <byteswap.h>
102#elif defined(USE_SYS_ENDIAN_H)
103#include <sys/endian.h>
104#else
105#define bswap_16(value)  \
106        ((((value) & 0xff) << 8) | ((value) >> 8))
107
108#define bswap_32(value) \
109        (((uint32_t)bswap_16((uint16_t)((value) & 0xffff)) << 16) | \
110        (uint32_t)bswap_16((uint16_t)((value) >> 16)))
111
112#define bswap_64(value) \
113        (((uint64_t)bswap_32((uint32_t)((value) & 0xffffffff)) \
114            << 32) | \
115        (uint64_t)bswap_32((uint32_t)((value) >> 32)))
116#endif
117
118#if X_BYTE_ORDER == X_BIG_ENDIAN
119#define le32_to_cpu(x) bswap_32(x)
120#define le16_to_cpu(x) bswap_16(x)
121#define cpu_to_le32(x) bswap_32(x)
122#define cpu_to_le16(x) bswap_16(x)
123#else
124#define le32_to_cpu(x) (x)
125#define le16_to_cpu(x) (x)
126#define cpu_to_le32(x) (x)
127#define cpu_to_le16(x) (x)
128#endif
129
130/* Provide substitutes for gcc's __FUNCTION__ on other compilers */
131#if !defined(__GNUC__) && !defined(__FUNCTION__)
132#define __FUNCTION__ __func__	/* C99 */
133#endif
134
135typedef enum {
136	OPTION_ACCEL,
137	OPTION_SW_CURSOR,
138	OPTION_PAGE_FLIP,
139#ifdef RENDER
140	OPTION_SUBPIXEL_ORDER,
141#endif
142	OPTION_ZAPHOD_HEADS,
143	OPTION_ACCEL_METHOD,
144	OPTION_DRI3,
145	OPTION_DRI,
146	OPTION_SHADOW_PRIMARY,
147	OPTION_TEAR_FREE,
148	OPTION_DELETE_DP12,
149} AMDGPUOpts;
150
151#if XF86_CRTC_VERSION >= 5
152#define AMDGPU_PIXMAP_SHARING 1
153#endif
154
155#define AMDGPU_VSYNC_TIMEOUT	20000	/* Maximum wait for VSYNC (in usecs) */
156
157/* Buffer are aligned on 4096 byte boundaries */
158#define AMDGPU_GPU_PAGE_SIZE 4096
159#define AMDGPU_BUFFER_ALIGN (AMDGPU_GPU_PAGE_SIZE - 1)
160
161#define xFixedToFloat(f) (((float) (f)) / 65536)
162
163#define AMDGPU_LOGLEVEL_DEBUG 4
164
165/* Other macros */
166#define AMDGPU_ARRAY_SIZE(x)  (sizeof(x)/sizeof(x[0]))
167#define AMDGPU_ALIGN(x,bytes) (((x) + ((bytes) - 1)) & ~((bytes) - 1))
168#define AMDGPUPTR(pScrn)      ((AMDGPUInfoPtr)(pScrn)->driverPrivate)
169
170#define CURSOR_WIDTH	64
171#define CURSOR_HEIGHT	64
172
173#define CURSOR_WIDTH_CIK	128
174#define CURSOR_HEIGHT_CIK	128
175
176#define AMDGPU_BO_FLAGS_GBM	0x1
177
178struct amdgpu_buffer {
179	union {
180		struct gbm_bo *gbm;
181		amdgpu_bo_handle amdgpu;
182	} bo;
183	void *cpu_ptr;
184	uint32_t ref_count;
185	uint32_t flags;
186};
187
188struct amdgpu_client_priv {
189	uint_fast32_t needs_flush;
190};
191
192typedef struct {
193	EntityInfoPtr pEnt;
194	pciVideoPtr PciInfo;
195	int Chipset;
196	AMDGPUChipFamily ChipFamily;
197	struct gbm_device *gbm;
198
199	 Bool(*CloseScreen) (CLOSE_SCREEN_ARGS_DECL);
200
201	void (*BlockHandler) (BLOCKHANDLER_ARGS_DECL);
202
203	void (*CreateFence) (ScreenPtr pScreen, struct _SyncFence *pFence,
204			     Bool initially_triggered);
205
206	int pix24bpp;		/* Depth of pixmap for 24bpp fb      */
207	Bool dac6bits;		/* Use 6 bit DAC?                    */
208
209	int pixel_bytes;
210
211	Bool directRenderingEnabled;
212	struct amdgpu_dri2 dri2;
213
214	/* accel */
215	PixmapPtr fbcon_pixmap;
216	int callback_event_type;
217	uint_fast32_t gpu_flushed;
218	uint_fast32_t gpu_synced;
219	Bool use_glamor;
220	Bool force_accel;
221	Bool shadow_primary;
222	Bool tear_free;
223
224	/* general */
225	OptionInfoPtr Options;
226
227	DisplayModePtr currentMode;
228
229	CreateScreenResourcesProcPtr CreateScreenResources;
230	CreateWindowProcPtr CreateWindow;
231
232	Bool IsSecondary;
233
234	Bool shadow_fb;
235	void *fb_shadow;
236	struct amdgpu_buffer *front_buffer;
237	struct amdgpu_buffer *cursor_buffer[32];
238
239	uint64_t vram_size;
240	uint64_t gart_size;
241	drmmode_rec drmmode;
242	Bool drmmode_inited;
243	/* r6xx+ tile config */
244	Bool have_tiling_info;
245	int group_bytes;
246
247	/* kms pageflipping */
248	Bool allowPageFlip;
249
250	/* cursor size */
251	int cursor_w;
252	int cursor_h;
253
254	/* If bit n of this field is set, xf86_config->crtc[n] currently can't
255	 * use the HW cursor
256	 */
257	unsigned hwcursor_disabled;
258
259	struct {
260		CreateGCProcPtr SavedCreateGC;
261		RegionPtr (*SavedCopyArea)(DrawablePtr, DrawablePtr, GCPtr,
262					   int, int, int, int, int, int);
263		void (*SavedPolyFillRect)(DrawablePtr, GCPtr, int, xRectangle*);
264		CloseScreenProcPtr SavedCloseScreen;
265		GetImageProcPtr SavedGetImage;
266		GetSpansProcPtr SavedGetSpans;
267		CreatePixmapProcPtr SavedCreatePixmap;
268		DestroyPixmapProcPtr SavedDestroyPixmap;
269		CopyWindowProcPtr SavedCopyWindow;
270		ChangeWindowAttributesProcPtr SavedChangeWindowAttributes;
271		BitmapToRegionProcPtr SavedBitmapToRegion;
272#ifdef RENDER
273		CompositeProcPtr SavedComposite;
274		TrianglesProcPtr SavedTriangles;
275		GlyphsProcPtr SavedGlyphs;
276		TrapezoidsProcPtr SavedTrapezoids;
277		AddTrapsProcPtr SavedAddTraps;
278		UnrealizeGlyphProcPtr SavedUnrealizeGlyph;
279#endif
280#ifdef AMDGPU_PIXMAP_SHARING
281		SharePixmapBackingProcPtr SavedSharePixmapBacking;
282		SetSharedPixmapBackingProcPtr SavedSetSharedPixmapBacking;
283#endif
284	} glamor;
285
286} AMDGPUInfoRec, *AMDGPUInfoPtr;
287
288
289/* amdgpu_dri3.c */
290Bool amdgpu_dri3_screen_init(ScreenPtr screen);
291
292/* amdgpu_kms.c */
293void amdgpu_scanout_update_handler(xf86CrtcPtr crtc, uint32_t frame,
294				   uint64_t usec, void *event_data);
295
296/* amdgpu_present.c */
297Bool amdgpu_present_screen_init(ScreenPtr screen);
298
299/* amdgpu_sync.c */
300extern Bool amdgpu_sync_init(ScreenPtr screen);
301extern void amdgpu_sync_close(ScreenPtr screen);
302
303/* amdgpu_video.c */
304extern void AMDGPUInitVideo(ScreenPtr pScreen);
305extern void AMDGPUResetVideo(ScrnInfoPtr pScrn);
306extern xf86CrtcPtr amdgpu_pick_best_crtc(ScrnInfoPtr pScrn,
307					 Bool consider_disabled,
308					 int x1, int x2, int y1, int y2);
309
310extern AMDGPUEntPtr AMDGPUEntPriv(ScrnInfoPtr pScrn);
311
312drmVBlankSeqType amdgpu_populate_vbl_request_type(xf86CrtcPtr crtc);
313
314#endif /* _AMDGPU_DRV_H_ */
315