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drm: Remove DRM_ERR OS macro.
[GitHub/mt8127/android_kernel_alcatel_ttab.git] / drivers / char / drm / mga_drv.h
CommitLineData
1da177e4
LT		 1/* mga_drv.h -- Private header for the Matrox G200/G400 driver -*- linux-c -*-
2 * Created: Mon Dec 13 01:50:01 1999 by jhartmann@precisioninsight.com
3 *
4 * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
6 * All rights reserved.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the next
16 * paragraph) shall be included in all copies or substantial portions of the
17 * Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
25 * OTHER DEALINGS IN THE SOFTWARE.
26 *
27 * Authors:
28 * Gareth Hughes <gareth@valinux.com>
29 */
30
31#ifndef __MGA_DRV_H__
32#define __MGA_DRV_H__
33
34/* General customization:
35 */
36
37#define DRIVER_AUTHOR "Gareth Hughes, VA Linux Systems Inc."
38
39#define DRIVER_NAME "mga"
40#define DRIVER_DESC "Matrox G200/G400"
7ccf800e 41#define DRIVER_DATE "20051102"
1da177e4
LT		 42
43#define DRIVER_MAJOR 3
6795c985 44#define DRIVER_MINOR 2
7ccf800e 45#define DRIVER_PATCHLEVEL 1
1da177e4
LT		 46
47typedef struct drm_mga_primary_buffer {
48 u8 *start;
49 u8 *end;
50 int size;
51
52 u32 tail;
53 int space;
54 volatile long wrapped;
55
56 volatile u32 *status;
57
58 u32 last_flush;
59 u32 last_wrap;
60
61 u32 high_mark;
62} drm_mga_primary_buffer_t;
63
64typedef struct drm_mga_freelist {
b5e89ed5
DA		 65 struct drm_mga_freelist *next;
66 struct drm_mga_freelist *prev;
1da177e4 67 drm_mga_age_t age;
056219e2 68 struct drm_buf *buf;
1da177e4
LT		 69} drm_mga_freelist_t;
70
71typedef struct {
b5e89ed5 72 drm_mga_freelist_t *list_entry;
1da177e4
LT		 73 int discard;
74 int dispatched;
75} drm_mga_buf_priv_t;
76
77typedef struct drm_mga_private {
78 drm_mga_primary_buffer_t prim;
79 drm_mga_sarea_t *sarea_priv;
80
b5e89ed5
DA		 81 drm_mga_freelist_t *head;
82 drm_mga_freelist_t *tail;
1da177e4
LT		 83
84 unsigned int warp_pipe;
85 unsigned long warp_pipe_phys[MGA_MAX_WARP_PIPES];
86
87 int chipset;
88 int usec_timeout;
89
6795c985
DA		 90 /**
91 * If set, the new DMA initialization sequence was used. This is
92 * primarilly used to select how the driver should uninitialized its
93 * internal DMA structures.
94 */
95 int used_new_dma_init;
96
97 /**
98 * If AGP memory is used for DMA buffers, this will be the value
99 * \c MGA_PAGPXFER. Otherwise, it will be zero (for a PCI transfer).
100 */
101 u32 dma_access;
102
103 /**
104 * If AGP memory is used for DMA buffers, this will be the value
105 * \c MGA_WAGP_ENABLE. Otherwise, it will be zero (for a PCI
106 * transfer).
107 */
108 u32 wagp_enable;
109
110 /**
111 * \name MMIO region parameters.
b5e89ed5 112 *
6795c985
DA		 113 * \sa drm_mga_private_t::mmio
114 */
b5e89ed5
DA		 115 /*@{ */
116 u32 mmio_base; /**< Bus address of base of MMIO. */
117 u32 mmio_size; /**< Size of the MMIO region. */
118 /*@} */
6795c985 119
1da177e4
LT		 120 u32 clear_cmd;
121 u32 maccess;
122
6795c985
DA		 123 wait_queue_head_t fence_queue;
124 atomic_t last_fence_retired;
125 u32 next_fence_to_post;
126
1da177e4
LT		 127 unsigned int fb_cpp;
128 unsigned int front_offset;
129 unsigned int front_pitch;
130 unsigned int back_offset;
131 unsigned int back_pitch;
132
133 unsigned int depth_cpp;
134 unsigned int depth_offset;
135 unsigned int depth_pitch;
136
137 unsigned int texture_offset;
138 unsigned int texture_size;
139
140 drm_local_map_t *sarea;
141 drm_local_map_t *mmio;
142 drm_local_map_t *status;
143 drm_local_map_t *warp;
144 drm_local_map_t *primary;
1da177e4 145 drm_local_map_t *agp_textures;
b5e89ed5 146
7ccf800e
DA		 147 unsigned long agp_handle;
148 unsigned int agp_size;
1da177e4
LT		 149} drm_mga_private_t;
150
b3a83639
DA		 151extern drm_ioctl_desc_t mga_ioctls[];
152extern int mga_max_ioctl;
153
1da177e4 154 /* mga_dma.c */
6795c985
DA		 155extern int mga_dma_bootstrap(DRM_IOCTL_ARGS);
156extern int mga_dma_init(DRM_IOCTL_ARGS);
157extern int mga_dma_flush(DRM_IOCTL_ARGS);
158extern int mga_dma_reset(DRM_IOCTL_ARGS);
159extern int mga_dma_buffers(DRM_IOCTL_ARGS);
eddca551
DA		 160extern int mga_driver_load(struct drm_device *dev, unsigned long flags);
161extern int mga_driver_unload(struct drm_device * dev);
162extern void mga_driver_lastclose(struct drm_device * dev);
163extern int mga_driver_dma_quiescent(struct drm_device * dev);
6795c985
DA		 164
165extern int mga_do_wait_for_idle(drm_mga_private_t * dev_priv);
166
167extern void mga_do_dma_flush(drm_mga_private_t * dev_priv);
168extern void mga_do_dma_wrap_start(drm_mga_private_t * dev_priv);
169extern void mga_do_dma_wrap_end(drm_mga_private_t * dev_priv);
1da177e4 170
056219e2 171extern int mga_freelist_put(struct drm_device * dev, struct drm_buf * buf);
1da177e4
LT		 172
173 /* mga_warp.c */
6795c985
DA		 174extern unsigned int mga_warp_microcode_size(const drm_mga_private_t * dev_priv);
175extern int mga_warp_install_microcode(drm_mga_private_t * dev_priv);
176extern int mga_warp_init(drm_mga_private_t * dev_priv);
177
178 /* mga_irq.c */
eddca551
DA		 179extern int mga_driver_fence_wait(struct drm_device * dev, unsigned int *sequence);
180extern int mga_driver_vblank_wait(struct drm_device * dev, unsigned int *sequence);
6795c985 181extern irqreturn_t mga_driver_irq_handler(DRM_IRQ_ARGS);
eddca551
DA		 182extern void mga_driver_irq_preinstall(struct drm_device * dev);
183extern void mga_driver_irq_postinstall(struct drm_device * dev);
184extern void mga_driver_irq_uninstall(struct drm_device * dev);
8ca7c1df
DA		 185extern long mga_compat_ioctl(struct file *filp, unsigned int cmd,
186 unsigned long arg);
1da177e4
LT		 187
188#define mga_flush_write_combine() DRM_WRITEMEMORYBARRIER()
189
190#if defined(__linux__) && defined(__alpha__)
191#define MGA_BASE( reg ) ((unsigned long)(dev_priv->mmio->handle))
192#define MGA_ADDR( reg ) (MGA_BASE(reg) + reg)
193
194#define MGA_DEREF( reg ) *(volatile u32 *)MGA_ADDR( reg )
195#define MGA_DEREF8( reg ) *(volatile u8 *)MGA_ADDR( reg )
196
197#define MGA_READ( reg ) (_MGA_READ((u32 *)MGA_ADDR(reg)))
198#define MGA_READ8( reg ) (_MGA_READ((u8 *)MGA_ADDR(reg)))
199#define MGA_WRITE( reg, val ) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF( reg ) = val; } while (0)
200#define MGA_WRITE8( reg, val ) do { DRM_WRITEMEMORYBARRIER(); MGA_DEREF8( reg ) = val; } while (0)
201
b5e89ed5 202static inline u32 _MGA_READ(u32 * addr)
1da177e4
LT		 203{
204 DRM_MEMORYBARRIER();
205 return *(volatile u32 *)addr;
206}
207#else
208#define MGA_READ8( reg ) DRM_READ8(dev_priv->mmio, (reg))
209#define MGA_READ( reg ) DRM_READ32(dev_priv->mmio, (reg))
210#define MGA_WRITE8( reg, val ) DRM_WRITE8(dev_priv->mmio, (reg), (val))
211#define MGA_WRITE( reg, val ) DRM_WRITE32(dev_priv->mmio, (reg), (val))
212#endif
213
214#define DWGREG0 0x1c00
215#define DWGREG0_END 0x1dff
216#define DWGREG1 0x2c00
217#define DWGREG1_END 0x2dff
218
219#define ISREG0(r) (r >= DWGREG0 && r <= DWGREG0_END)
220#define DMAREG0(r) (u8)((r - DWGREG0) >> 2)
221#define DMAREG1(r) (u8)(((r - DWGREG1) >> 2) | 0x80)
222#define DMAREG(r) (ISREG0(r) ? DMAREG0(r) : DMAREG1(r))
223
1da177e4
LT		 224/* ================================================================
225 * Helper macross...
226 */
227
228#define MGA_EMIT_STATE( dev_priv, dirty ) \
229do { \
230 if ( (dirty) & ~MGA_UPLOAD_CLIPRECTS ) { \
e29971f9 231 if ( dev_priv->chipset >= MGA_CARD_TYPE_G400 ) { \
1da177e4
LT		 232 mga_g400_emit_state( dev_priv ); \
233 } else { \
234 mga_g200_emit_state( dev_priv ); \
235 } \
236 } \
237} while (0)
238
239#define WRAP_TEST_WITH_RETURN( dev_priv ) \
240do { \
241 if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \
242 if ( mga_is_idle( dev_priv ) ) { \
243 mga_do_dma_wrap_end( dev_priv ); \
244 } else if ( dev_priv->prim.space < \
245 dev_priv->prim.high_mark ) { \
246 if ( MGA_DMA_DEBUG ) \
247 DRM_INFO( "%s: wrap...\n", __FUNCTION__ ); \
20caafa6 248 return -EBUSY; \
1da177e4
LT		 249 } \
250 } \
251} while (0)
252
253#define WRAP_WAIT_WITH_RETURN( dev_priv ) \
254do { \
255 if ( test_bit( 0, &dev_priv->prim.wrapped ) ) { \
256 if ( mga_do_wait_for_idle( dev_priv ) < 0 ) { \
257 if ( MGA_DMA_DEBUG ) \
258 DRM_INFO( "%s: wrap...\n", __FUNCTION__ ); \
20caafa6 259 return -EBUSY; \
1da177e4
LT		 260 } \
261 mga_do_dma_wrap_end( dev_priv ); \
262 } \
263} while (0)
264
1da177e4
LT		 265/* ================================================================
266 * Primary DMA command stream
267 */
268
269#define MGA_VERBOSE 0
270
271#define DMA_LOCALS unsigned int write; volatile u8 *prim;
272
273#define DMA_BLOCK_SIZE (5 * sizeof(u32))
274
275#define BEGIN_DMA( n ) \
276do { \
277 if ( MGA_VERBOSE ) { \
278 DRM_INFO( "BEGIN_DMA( %d ) in %s\n", \
279 (n), __FUNCTION__ ); \
280 DRM_INFO( " space=0x%x req=0x%Zx\n", \
281 dev_priv->prim.space, (n) * DMA_BLOCK_SIZE ); \
282 } \
283 prim = dev_priv->prim.start; \
284 write = dev_priv->prim.tail; \
285} while (0)
286
287#define BEGIN_DMA_WRAP() \
288do { \
289 if ( MGA_VERBOSE ) { \
290 DRM_INFO( "BEGIN_DMA() in %s\n", __FUNCTION__ ); \
291 DRM_INFO( " space=0x%x\n", dev_priv->prim.space ); \
292 } \
293 prim = dev_priv->prim.start; \
294 write = dev_priv->prim.tail; \
295} while (0)
296
297#define ADVANCE_DMA() \
298do { \
299 dev_priv->prim.tail = write; \
300 if ( MGA_VERBOSE ) { \
301 DRM_INFO( "ADVANCE_DMA() tail=0x%05x sp=0x%x\n", \
302 write, dev_priv->prim.space ); \
303 } \
304} while (0)
305
306#define FLUSH_DMA() \
307do { \
308 if ( 0 ) { \
309 DRM_INFO( "%s:\n", __FUNCTION__ ); \
310 DRM_INFO( " tail=0x%06x head=0x%06lx\n", \
311 dev_priv->prim.tail, \
312 MGA_READ( MGA_PRIMADDRESS ) - \
313 dev_priv->primary->offset ); \
314 } \
315 if ( !test_bit( 0, &dev_priv->prim.wrapped ) ) { \
316 if ( dev_priv->prim.space < \
317 dev_priv->prim.high_mark ) { \
318 mga_do_dma_wrap_start( dev_priv ); \
319 } else { \
320 mga_do_dma_flush( dev_priv ); \
321 } \
322 } \
323} while (0)
324
325/* Never use this, always use DMA_BLOCK(...) for primary DMA output.
326 */
327#define DMA_WRITE( offset, val ) \
328do { \
329 if ( MGA_VERBOSE ) { \
330 DRM_INFO( " DMA_WRITE( 0x%08x ) at 0x%04Zx\n", \
331 (u32)(val), write + (offset) * sizeof(u32) ); \
332 } \
333 *(volatile u32 *)(prim + write + (offset) * sizeof(u32)) = val; \
334} while (0)
335
336#define DMA_BLOCK( reg0, val0, reg1, val1, reg2, val2, reg3, val3 ) \
337do { \
338 DMA_WRITE( 0, ((DMAREG( reg0 ) << 0) | \
339 (DMAREG( reg1 ) << 8) | \
340 (DMAREG( reg2 ) << 16) | \
341 (DMAREG( reg3 ) << 24)) ); \
342 DMA_WRITE( 1, val0 ); \
343 DMA_WRITE( 2, val1 ); \
344 DMA_WRITE( 3, val2 ); \
345 DMA_WRITE( 4, val3 ); \
346 write += DMA_BLOCK_SIZE; \
347} while (0)
348
1da177e4
LT		 349/* Buffer aging via primary DMA stream head pointer.
350 */
351
352#define SET_AGE( age, h, w ) \
353do { \
354 (age)->head = h; \
355 (age)->wrap = w; \
356} while (0)
357
358#define TEST_AGE( age, h, w ) ( (age)->wrap < w || \
359 ( (age)->wrap == w && \
360 (age)->head < h ) )
361
362#define AGE_BUFFER( buf_priv ) \
363do { \
364 drm_mga_freelist_t *entry = (buf_priv)->list_entry; \
365 if ( (buf_priv)->dispatched ) { \
366 entry->age.head = (dev_priv->prim.tail + \
367 dev_priv->primary->offset); \
368 entry->age.wrap = dev_priv->sarea_priv->last_wrap; \
369 } else { \
370 entry->age.head = 0; \
371 entry->age.wrap = 0; \
372 } \
373} while (0)
374
1da177e4
LT		 375#define MGA_ENGINE_IDLE_MASK (MGA_SOFTRAPEN | \
376 MGA_DWGENGSTS | \
377 MGA_ENDPRDMASTS)
378#define MGA_DMA_IDLE_MASK (MGA_SOFTRAPEN | \
379 MGA_ENDPRDMASTS)
380
381#define MGA_DMA_DEBUG 0
382
1da177e4
LT		 383/* A reduced set of the mga registers.
384 */
385#define MGA_CRTC_INDEX 0x1fd4
386#define MGA_CRTC_DATA 0x1fd5
387
388/* CRTC11 */
389#define MGA_VINTCLR (1 << 4)
390#define MGA_VINTEN (1 << 5)
391
392#define MGA_ALPHACTRL 0x2c7c
393#define MGA_AR0 0x1c60
394#define MGA_AR1 0x1c64
395#define MGA_AR2 0x1c68
396#define MGA_AR3 0x1c6c
397#define MGA_AR4 0x1c70
398#define MGA_AR5 0x1c74
399#define MGA_AR6 0x1c78
400
401#define MGA_CXBNDRY 0x1c80
402#define MGA_CXLEFT 0x1ca0
403#define MGA_CXRIGHT 0x1ca4
404
405#define MGA_DMAPAD 0x1c54
406#define MGA_DSTORG 0x2cb8
407#define MGA_DWGCTL 0x1c00
408# define MGA_OPCOD_MASK (15 << 0)
409# define MGA_OPCOD_TRAP (4 << 0)
410# define MGA_OPCOD_TEXTURE_TRAP (6 << 0)
411# define MGA_OPCOD_BITBLT (8 << 0)
412# define MGA_OPCOD_ILOAD (9 << 0)
413# define MGA_ATYPE_MASK (7 << 4)
414# define MGA_ATYPE_RPL (0 << 4)
415# define MGA_ATYPE_RSTR (1 << 4)
416# define MGA_ATYPE_ZI (3 << 4)
417# define MGA_ATYPE_BLK (4 << 4)
418# define MGA_ATYPE_I (7 << 4)
419# define MGA_LINEAR (1 << 7)
420# define MGA_ZMODE_MASK (7 << 8)
421# define MGA_ZMODE_NOZCMP (0 << 8)
422# define MGA_ZMODE_ZE (2 << 8)
423# define MGA_ZMODE_ZNE (3 << 8)
424# define MGA_ZMODE_ZLT (4 << 8)
425# define MGA_ZMODE_ZLTE (5 << 8)
426# define MGA_ZMODE_ZGT (6 << 8)
427# define MGA_ZMODE_ZGTE (7 << 8)
428# define MGA_SOLID (1 << 11)
429# define MGA_ARZERO (1 << 12)
430# define MGA_SGNZERO (1 << 13)
431# define MGA_SHIFTZERO (1 << 14)
432# define MGA_BOP_MASK (15 << 16)
433# define MGA_BOP_ZERO (0 << 16)
434# define MGA_BOP_DST (10 << 16)
435# define MGA_BOP_SRC (12 << 16)
436# define MGA_BOP_ONE (15 << 16)
437# define MGA_TRANS_SHIFT 20
438# define MGA_TRANS_MASK (15 << 20)
439# define MGA_BLTMOD_MASK (15 << 25)
440# define MGA_BLTMOD_BMONOLEF (0 << 25)
441# define MGA_BLTMOD_BMONOWF (4 << 25)
442# define MGA_BLTMOD_PLAN (1 << 25)
443# define MGA_BLTMOD_BFCOL (2 << 25)
444# define MGA_BLTMOD_BU32BGR (3 << 25)
445# define MGA_BLTMOD_BU32RGB (7 << 25)
446# define MGA_BLTMOD_BU24BGR (11 << 25)
447# define MGA_BLTMOD_BU24RGB (15 << 25)
448# define MGA_PATTERN (1 << 29)
449# define MGA_TRANSC (1 << 30)
450# define MGA_CLIPDIS (1 << 31)
451#define MGA_DWGSYNC 0x2c4c
452
453#define MGA_FCOL 0x1c24
454#define MGA_FIFOSTATUS 0x1e10
455#define MGA_FOGCOL 0x1cf4
456#define MGA_FXBNDRY 0x1c84
457#define MGA_FXLEFT 0x1ca8
458#define MGA_FXRIGHT 0x1cac
459
460#define MGA_ICLEAR 0x1e18
461# define MGA_SOFTRAPICLR (1 << 0)
462# define MGA_VLINEICLR (1 << 5)
463#define MGA_IEN 0x1e1c
464# define MGA_SOFTRAPIEN (1 << 0)
465# define MGA_VLINEIEN (1 << 5)
466
467#define MGA_LEN 0x1c5c
468
469#define MGA_MACCESS 0x1c04
470
471#define MGA_PITCH 0x1c8c
472#define MGA_PLNWT 0x1c1c
473#define MGA_PRIMADDRESS 0x1e58
474# define MGA_DMA_GENERAL (0 << 0)
475# define MGA_DMA_BLIT (1 << 0)
476# define MGA_DMA_VECTOR (2 << 0)
477# define MGA_DMA_VERTEX (3 << 0)
478#define MGA_PRIMEND 0x1e5c
479# define MGA_PRIMNOSTART (1 << 0)
480# define MGA_PAGPXFER (1 << 1)
481#define MGA_PRIMPTR 0x1e50
482# define MGA_PRIMPTREN0 (1 << 0)
483# define MGA_PRIMPTREN1 (1 << 1)
484
485#define MGA_RST 0x1e40
486# define MGA_SOFTRESET (1 << 0)
487# define MGA_SOFTEXTRST (1 << 1)
488
489#define MGA_SECADDRESS 0x2c40
490#define MGA_SECEND 0x2c44
491#define MGA_SETUPADDRESS 0x2cd0
492#define MGA_SETUPEND 0x2cd4
493#define MGA_SGN 0x1c58
494#define MGA_SOFTRAP 0x2c48
495#define MGA_SRCORG 0x2cb4
496# define MGA_SRMMAP_MASK (1 << 0)
497# define MGA_SRCMAP_FB (0 << 0)
498# define MGA_SRCMAP_SYSMEM (1 << 0)
499# define MGA_SRCACC_MASK (1 << 1)
500# define MGA_SRCACC_PCI (0 << 1)
501# define MGA_SRCACC_AGP (1 << 1)
502#define MGA_STATUS 0x1e14
503# define MGA_SOFTRAPEN (1 << 0)
504# define MGA_VSYNCPEN (1 << 4)
505# define MGA_VLINEPEN (1 << 5)
506# define MGA_DWGENGSTS (1 << 16)
507# define MGA_ENDPRDMASTS (1 << 17)
508#define MGA_STENCIL 0x2cc8
509#define MGA_STENCILCTL 0x2ccc
510
511#define MGA_TDUALSTAGE0 0x2cf8
512#define MGA_TDUALSTAGE1 0x2cfc
513#define MGA_TEXBORDERCOL 0x2c5c
514#define MGA_TEXCTL 0x2c30
515#define MGA_TEXCTL2 0x2c3c
516# define MGA_DUALTEX (1 << 7)
517# define MGA_G400_TC2_MAGIC (1 << 15)
518# define MGA_MAP1_ENABLE (1 << 31)
519#define MGA_TEXFILTER 0x2c58
520#define MGA_TEXHEIGHT 0x2c2c
521#define MGA_TEXORG 0x2c24
522# define MGA_TEXORGMAP_MASK (1 << 0)
523# define MGA_TEXORGMAP_FB (0 << 0)
524# define MGA_TEXORGMAP_SYSMEM (1 << 0)
525# define MGA_TEXORGACC_MASK (1 << 1)
526# define MGA_TEXORGACC_PCI (0 << 1)
527# define MGA_TEXORGACC_AGP (1 << 1)
528#define MGA_TEXORG1 0x2ca4
529#define MGA_TEXORG2 0x2ca8
530#define MGA_TEXORG3 0x2cac
531#define MGA_TEXORG4 0x2cb0
532#define MGA_TEXTRANS 0x2c34
533#define MGA_TEXTRANSHIGH 0x2c38
534#define MGA_TEXWIDTH 0x2c28
535
536#define MGA_WACCEPTSEQ 0x1dd4
537#define MGA_WCODEADDR 0x1e6c
538#define MGA_WFLAG 0x1dc4
539#define MGA_WFLAG1 0x1de0
540#define MGA_WFLAGNB 0x1e64
541#define MGA_WFLAGNB1 0x1e08
542#define MGA_WGETMSB 0x1dc8
543#define MGA_WIADDR 0x1dc0
544#define MGA_WIADDR2 0x1dd8
545# define MGA_WMODE_SUSPEND (0 << 0)
546# define MGA_WMODE_RESUME (1 << 0)
547# define MGA_WMODE_JUMP (2 << 0)
548# define MGA_WMODE_START (3 << 0)
549# define MGA_WAGP_ENABLE (1 << 2)
550#define MGA_WMISC 0x1e70
551# define MGA_WUCODECACHE_ENABLE (1 << 0)
552# define MGA_WMASTER_ENABLE (1 << 1)
553# define MGA_WCACHEFLUSH_ENABLE (1 << 3)
554#define MGA_WVRTXSZ 0x1dcc
555
556#define MGA_YBOT 0x1c9c
557#define MGA_YDST 0x1c90
558#define MGA_YDSTLEN 0x1c88
559#define MGA_YDSTORG 0x1c94
560#define MGA_YTOP 0x1c98
561
562#define MGA_ZORG 0x1c0c
563
564/* This finishes the current batch of commands
565 */
566#define MGA_EXEC 0x0100
567
6795c985
DA		 568/* AGP PLL encoding (for G200 only).
569 */
570#define MGA_AGP_PLL 0x1e4c
571# define MGA_AGP2XPLL_DISABLE (0 << 0)
572# define MGA_AGP2XPLL_ENABLE (1 << 0)
573
1da177e4
LT		 574/* Warp registers
575 */
576#define MGA_WR0 0x2d00
577#define MGA_WR1 0x2d04
578#define MGA_WR2 0x2d08
579#define MGA_WR3 0x2d0c
580#define MGA_WR4 0x2d10
581#define MGA_WR5 0x2d14
582#define MGA_WR6 0x2d18
583#define MGA_WR7 0x2d1c
584#define MGA_WR8 0x2d20
585#define MGA_WR9 0x2d24
586#define MGA_WR10 0x2d28
587#define MGA_WR11 0x2d2c
588#define MGA_WR12 0x2d30
589#define MGA_WR13 0x2d34
590#define MGA_WR14 0x2d38
591#define MGA_WR15 0x2d3c
592#define MGA_WR16 0x2d40
593#define MGA_WR17 0x2d44
594#define MGA_WR18 0x2d48
595#define MGA_WR19 0x2d4c
596#define MGA_WR20 0x2d50
597#define MGA_WR21 0x2d54
598#define MGA_WR22 0x2d58
599#define MGA_WR23 0x2d5c
600#define MGA_WR24 0x2d60
601#define MGA_WR25 0x2d64
602#define MGA_WR26 0x2d68
603#define MGA_WR27 0x2d6c
604#define MGA_WR28 0x2d70
605#define MGA_WR29 0x2d74
606#define MGA_WR30 0x2d78
607#define MGA_WR31 0x2d7c
608#define MGA_WR32 0x2d80
609#define MGA_WR33 0x2d84
610#define MGA_WR34 0x2d88
611#define MGA_WR35 0x2d8c
612#define MGA_WR36 0x2d90
613#define MGA_WR37 0x2d94
614#define MGA_WR38 0x2d98
615#define MGA_WR39 0x2d9c
616#define MGA_WR40 0x2da0
617#define MGA_WR41 0x2da4
618#define MGA_WR42 0x2da8
619#define MGA_WR43 0x2dac
620#define MGA_WR44 0x2db0
621#define MGA_WR45 0x2db4
622#define MGA_WR46 0x2db8
623#define MGA_WR47 0x2dbc
624#define MGA_WR48 0x2dc0
625#define MGA_WR49 0x2dc4
626#define MGA_WR50 0x2dc8
627#define MGA_WR51 0x2dcc
628#define MGA_WR52 0x2dd0
629#define MGA_WR53 0x2dd4
630#define MGA_WR54 0x2dd8
631#define MGA_WR55 0x2ddc
632#define MGA_WR56 0x2de0
633#define MGA_WR57 0x2de4
634#define MGA_WR58 0x2de8
635#define MGA_WR59 0x2dec
636#define MGA_WR60 0x2df0
637#define MGA_WR61 0x2df4
638#define MGA_WR62 0x2df8
639#define MGA_WR63 0x2dfc
640# define MGA_G400_WR_MAGIC (1 << 6)
641# define MGA_G400_WR56_MAGIC 0x46480000 /* 12800.0f */
642
1da177e4
LT		 643#define MGA_ILOAD_ALIGN 64
644#define MGA_ILOAD_MASK (MGA_ILOAD_ALIGN - 1)
645
646#define MGA_DWGCTL_FLUSH (MGA_OPCOD_TEXTURE_TRAP | \
647 MGA_ATYPE_I | \
648 MGA_ZMODE_NOZCMP | \
649 MGA_ARZERO | \
650 MGA_SGNZERO | \
651 MGA_BOP_SRC | \
652 (15 << MGA_TRANS_SHIFT))
653
654#define MGA_DWGCTL_CLEAR (MGA_OPCOD_TRAP | \
655 MGA_ZMODE_NOZCMP | \
656 MGA_SOLID | \
657 MGA_ARZERO | \
658 MGA_SGNZERO | \
659 MGA_SHIFTZERO | \
660 MGA_BOP_SRC | \
661 (0 << MGA_TRANS_SHIFT) | \
662 MGA_BLTMOD_BMONOLEF | \
663 MGA_TRANSC | \
664 MGA_CLIPDIS)
665
666#define MGA_DWGCTL_COPY (MGA_OPCOD_BITBLT | \
667 MGA_ATYPE_RPL | \
668 MGA_SGNZERO | \
669 MGA_SHIFTZERO | \
670 MGA_BOP_SRC | \
671 (0 << MGA_TRANS_SHIFT) | \
672 MGA_BLTMOD_BFCOL | \
673 MGA_CLIPDIS)
674
675/* Simple idle test.
676 */
b5e89ed5 677static __inline__ int mga_is_idle(drm_mga_private_t * dev_priv)
1da177e4 678{
b5e89ed5
DA		 679 u32 status = MGA_READ(MGA_STATUS) & MGA_ENGINE_IDLE_MASK;
680 return (status == MGA_ENDPRDMASTS);
1da177e4
LT		 681}
682
683#endif
kernel source for telekom puls (alcatel/mediatek)