Deleted Added
sdiff udiff text old ( 139839 ) new ( 145132 )
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sis_mm.c (139839) sis_mm.c (145132)
1/* sis_mm.c -- Private header for Direct Rendering Manager -*- linux-c -*-
1/* sis_mm.c -- Private header for Direct Rendering Manager -*- linux-c -*-
2 * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw *
3 */
2 * Created: Mon Jan 4 10:05:05 1999 by sclin@sis.com.tw */
4/*-
5 * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan.
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:
3/*-
4 * Copyright 2000 Silicon Integrated Systems Corp, Inc., HsinChu, Taiwan.
5 * All rights reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
14 *
13 *
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.
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
16 * Software.
18 *
17 *
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 * PRECISION INSIGHT 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 OTHER
25 * DEALINGS IN THE SOFTWARE.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
24 * DEALINGS IN THE SOFTWARE.
26 *
25 *
27 * Authors:
28 * Sung-Ching Lin <sclin@sis.com.tw>
26 * Authors:
27 * Sung-Ching Lin <sclin@sis.com.tw>
29 *
30 * $FreeBSD: head/sys/dev/drm/sis_mm.c 139839 2005-01-07 07:08:33Z scottl $
28 *
29 * $FreeBSD: head/sys/dev/drm/sis_mm.c 145132 2005-04-16 03:44:47Z anholt $
31 */
32
30 */
31
33#include "dev/drm/sis.h"
34#include "dev/drm/drmP.h"
35#include "dev/drm/sis_drm.h"
36#include "dev/drm/sis_drv.h"
37#include "dev/drm/sis_ds.h"
38#if defined(__linux__) && defined(CONFIG_FB_SIS)
39#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
40#include <video/sisfb.h>
41#else
42#include <linux/sisfb.h>
43#endif
44#endif
32#if defined(__linux__) && defined(CONFIG_FB_SIS)
33#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
34#include <video/sisfb.h>
35#else
36#include <linux/sisfb.h>
37#endif
38#endif
39#include "dev/drm/drmP.h"
40#include "dev/drm/sis_drm.h"
41#include "dev/drm/sis_drv.h"
42#include "dev/drm/sis_ds.h"
45
46#define MAX_CONTEXT 100
43
44#define MAX_CONTEXT 100
47#define VIDEO_TYPE 0
45#define VIDEO_TYPE 0
48#define AGP_TYPE 1
49
50typedef struct {
51 int used;
52 int context;
46#define AGP_TYPE 1
47
48typedef struct {
49 int used;
50 int context;
53 set_t *sets[2]; /* 0 for video, 1 for AGP */
51 set_t *sets[2]; /* 0 for video, 1 for AGP */
54} sis_context_t;
55
56static sis_context_t global_ppriv[MAX_CONTEXT];
57
52} sis_context_t;
53
54static sis_context_t global_ppriv[MAX_CONTEXT];
55
58
59static int add_alloc_set(int context, int type, unsigned int val)
60{
61 int i, retval = 0;
56static int add_alloc_set(int context, int type, unsigned int val)
57{
58 int i, retval = 0;
62
59
63 for (i = 0; i < MAX_CONTEXT; i++) {
60 for (i = 0; i < MAX_CONTEXT; i++) {
64 if (global_ppriv[i].used && global_ppriv[i].context == context)
65 {
61 if (global_ppriv[i].used && global_ppriv[i].context == context) {
66 retval = setAdd(global_ppriv[i].sets[type], val);
67 break;
68 }
69 }
70 return retval;
71}
72
73static int del_alloc_set(int context, int type, unsigned int val)
62 retval = setAdd(global_ppriv[i].sets[type], val);
63 break;
64 }
65 }
66 return retval;
67}
68
69static int del_alloc_set(int context, int type, unsigned int val)
74{
70{
75 int i, retval = 0;
76
77 for (i = 0; i < MAX_CONTEXT; i++) {
71 int i, retval = 0;
72
73 for (i = 0; i < MAX_CONTEXT; i++) {
78 if (global_ppriv[i].used && global_ppriv[i].context == context)
79 {
74 if (global_ppriv[i].used && global_ppriv[i].context == context) {
80 retval = setDel(global_ppriv[i].sets[type], val);
81 break;
82 }
83 }
84 return retval;
85}
86
75 retval = setDel(global_ppriv[i].sets[type], val);
76 break;
77 }
78 }
79 return retval;
80}
81
87/* fb management via fb device */
82/* fb management via fb device */
88#if defined(__linux__) && defined(CONFIG_FB_SIS)
89
83#if defined(__linux__) && defined(CONFIG_FB_SIS)
84
90int sis_fb_init( DRM_IOCTL_ARGS )
85static int sis_fb_init(DRM_IOCTL_ARGS)
91{
92 return 0;
93}
94
86{
87 return 0;
88}
89
95int sis_fb_alloc( DRM_IOCTL_ARGS )
90static int sis_fb_alloc(DRM_IOCTL_ARGS)
96{
97 drm_sis_mem_t fb;
98 struct sis_memreq req;
91{
92 drm_sis_mem_t fb;
93 struct sis_memreq req;
94 drm_sis_mem_t __user *argp = (void __user *)data;
99 int retval = 0;
100
95 int retval = 0;
96
101 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t *)data, sizeof(fb));
97 DRM_COPY_FROM_USER_IOCTL(fb, argp, sizeof(fb));
102
103 req.size = fb.size;
104 sis_malloc(&req);
105 if (req.offset) {
106 /* TODO */
107 fb.offset = req.offset;
108 fb.free = req.offset;
109 if (!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)) {
110 DRM_DEBUG("adding to allocation set fails\n");
111 sis_free(req.offset);
112 retval = DRM_ERR(EINVAL);
113 }
98
99 req.size = fb.size;
100 sis_malloc(&req);
101 if (req.offset) {
102 /* TODO */
103 fb.offset = req.offset;
104 fb.free = req.offset;
105 if (!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)) {
106 DRM_DEBUG("adding to allocation set fails\n");
107 sis_free(req.offset);
108 retval = DRM_ERR(EINVAL);
109 }
114 } else {
110 } else {
115 fb.offset = 0;
116 fb.size = 0;
117 fb.free = 0;
118 }
119
111 fb.offset = 0;
112 fb.size = 0;
113 fb.free = 0;
114 }
115
120 DRM_COPY_TO_USER_IOCTL((drm_sis_mem_t *)data, fb, sizeof(fb));
116 DRM_COPY_TO_USER_IOCTL(argp, fb, sizeof(fb));
121
122 DRM_DEBUG("alloc fb, size = %d, offset = %ld\n", fb.size, req.offset);
123
124 return retval;
125}
126
117
118 DRM_DEBUG("alloc fb, size = %d, offset = %ld\n", fb.size, req.offset);
119
120 return retval;
121}
122
127int sis_fb_free( DRM_IOCTL_ARGS )
123static int sis_fb_free(DRM_IOCTL_ARGS)
128{
129 drm_sis_mem_t fb;
130 int retval = 0;
131
124{
125 drm_sis_mem_t fb;
126 int retval = 0;
127
132 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t *)data, sizeof(fb));
128 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t __user *) data, sizeof(fb));
133
134 if (!fb.free)
135 return DRM_ERR(EINVAL);
136
137 if (!del_alloc_set(fb.context, VIDEO_TYPE, fb.free))
138 retval = DRM_ERR(EINVAL);
139 sis_free(fb.free);
140

--- 9 unchanged lines hidden (view full) ---

150 * framebuffer offset (MaxXFBMem in XFree86).
151 *
152 * Memory layout according to Thomas Winischofer:
153 * |------------------|DDDDDDDDDDDDDDDDDDDDDDDDDDDDD|HHHH|CCCCCCCCCCC|
154 *
155 * X driver/sisfb HW- Command-
156 * framebuffer memory DRI heap Cursor queue
157 */
129
130 if (!fb.free)
131 return DRM_ERR(EINVAL);
132
133 if (!del_alloc_set(fb.context, VIDEO_TYPE, fb.free))
134 retval = DRM_ERR(EINVAL);
135 sis_free(fb.free);
136

--- 9 unchanged lines hidden (view full) ---

146 * framebuffer offset (MaxXFBMem in XFree86).
147 *
148 * Memory layout according to Thomas Winischofer:
149 * |------------------|DDDDDDDDDDDDDDDDDDDDDDDDDDDDD|HHHH|CCCCCCCCCCC|
150 *
151 * X driver/sisfb HW- Command-
152 * framebuffer memory DRI heap Cursor queue
153 */
158int sis_fb_init( DRM_IOCTL_ARGS )
154static int sis_fb_init(DRM_IOCTL_ARGS)
159{
160 DRM_DEVICE;
161 drm_sis_private_t *dev_priv = dev->dev_private;
162 drm_sis_fb_t fb;
163
155{
156 DRM_DEVICE;
157 drm_sis_private_t *dev_priv = dev->dev_private;
158 drm_sis_fb_t fb;
159
164 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_fb_t *)data, sizeof(fb));
160 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_fb_t __user *) data, sizeof(fb));
165
166 if (dev_priv == NULL) {
161
162 if (dev_priv == NULL) {
167 dev->dev_private = DRM(calloc)(1, sizeof(drm_sis_private_t),
168 DRM_MEM_DRIVER);
163 dev->dev_private = drm_calloc(1, sizeof(drm_sis_private_t),
164 DRM_MEM_DRIVER);
169 dev_priv = dev->dev_private;
170 if (dev_priv == NULL)
171 return ENOMEM;
172 }
173
174 if (dev_priv->FBHeap != NULL)
175 return DRM_ERR(EINVAL);
176
177 dev_priv->FBHeap = mmInit(fb.offset, fb.size);
178
179 DRM_DEBUG("offset = %u, size = %u", fb.offset, fb.size);
180
181 return 0;
182}
183
165 dev_priv = dev->dev_private;
166 if (dev_priv == NULL)
167 return ENOMEM;
168 }
169
170 if (dev_priv->FBHeap != NULL)
171 return DRM_ERR(EINVAL);
172
173 dev_priv->FBHeap = mmInit(fb.offset, fb.size);
174
175 DRM_DEBUG("offset = %u, size = %u", fb.offset, fb.size);
176
177 return 0;
178}
179
184int sis_fb_alloc( DRM_IOCTL_ARGS )
180static int sis_fb_alloc(DRM_IOCTL_ARGS)
185{
186 DRM_DEVICE;
187 drm_sis_private_t *dev_priv = dev->dev_private;
181{
182 DRM_DEVICE;
183 drm_sis_private_t *dev_priv = dev->dev_private;
184 drm_sis_mem_t __user *argp = (void __user *)data;
188 drm_sis_mem_t fb;
189 PMemBlock block;
190 int retval = 0;
191
192 if (dev_priv == NULL || dev_priv->FBHeap == NULL)
193 return DRM_ERR(EINVAL);
185 drm_sis_mem_t fb;
186 PMemBlock block;
187 int retval = 0;
188
189 if (dev_priv == NULL || dev_priv->FBHeap == NULL)
190 return DRM_ERR(EINVAL);
194
195 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t *)data, sizeof(fb));
196
191
192 DRM_COPY_FROM_USER_IOCTL(fb, argp, sizeof(fb));
193
197 block = mmAllocMem(dev_priv->FBHeap, fb.size, 0, 0);
198 if (block) {
199 /* TODO */
200 fb.offset = block->ofs;
201 fb.free = (unsigned long)block;
202 if (!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)) {
203 DRM_DEBUG("adding to allocation set fails\n");
194 block = mmAllocMem(dev_priv->FBHeap, fb.size, 0, 0);
195 if (block) {
196 /* TODO */
197 fb.offset = block->ofs;
198 fb.free = (unsigned long)block;
199 if (!add_alloc_set(fb.context, VIDEO_TYPE, fb.free)) {
200 DRM_DEBUG("adding to allocation set fails\n");
204 mmFreeMem((PMemBlock)fb.free);
201 mmFreeMem((PMemBlock) fb.free);
205 retval = DRM_ERR(EINVAL);
206 }
207 } else {
208 fb.offset = 0;
209 fb.size = 0;
210 fb.free = 0;
211 }
212
202 retval = DRM_ERR(EINVAL);
203 }
204 } else {
205 fb.offset = 0;
206 fb.size = 0;
207 fb.free = 0;
208 }
209
213 DRM_COPY_TO_USER_IOCTL((drm_sis_mem_t *)data, fb, sizeof(fb));
210 DRM_COPY_TO_USER_IOCTL(argp, fb, sizeof(fb));
214
215 DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb.size, fb.offset);
216
217 return retval;
218}
219
211
212 DRM_DEBUG("alloc fb, size = %d, offset = %d\n", fb.size, fb.offset);
213
214 return retval;
215}
216
220int sis_fb_free( DRM_IOCTL_ARGS )
217static int sis_fb_free(DRM_IOCTL_ARGS)
221{
222 DRM_DEVICE;
223 drm_sis_private_t *dev_priv = dev->dev_private;
224 drm_sis_mem_t fb;
225
226 if (dev_priv == NULL || dev_priv->FBHeap == NULL)
227 return DRM_ERR(EINVAL);
228
218{
219 DRM_DEVICE;
220 drm_sis_private_t *dev_priv = dev->dev_private;
221 drm_sis_mem_t fb;
222
223 if (dev_priv == NULL || dev_priv->FBHeap == NULL)
224 return DRM_ERR(EINVAL);
225
229 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t *)data, sizeof(fb));
226 DRM_COPY_FROM_USER_IOCTL(fb, (drm_sis_mem_t __user *) data, sizeof(fb));
230
227
231 if (!mmBlockInHeap(dev_priv->FBHeap, (PMemBlock)fb.free))
228 if (!mmBlockInHeap(dev_priv->FBHeap, (PMemBlock) fb.free))
232 return DRM_ERR(EINVAL);
233
234 if (!del_alloc_set(fb.context, VIDEO_TYPE, fb.free))
235 return DRM_ERR(EINVAL);
229 return DRM_ERR(EINVAL);
230
231 if (!del_alloc_set(fb.context, VIDEO_TYPE, fb.free))
232 return DRM_ERR(EINVAL);
236 mmFreeMem((PMemBlock)fb.free);
233 mmFreeMem((PMemBlock) fb.free);
237
238 DRM_DEBUG("free fb, free = 0x%lx\n", fb.free);
239
240 return 0;
241}
242
243#endif
244
234
235 DRM_DEBUG("free fb, free = 0x%lx\n", fb.free);
236
237 return 0;
238}
239
240#endif
241
245/* agp memory management */
242/* agp memory management */
246
243
247int sis_ioctl_agp_init( DRM_IOCTL_ARGS )
244static int sis_ioctl_agp_init(DRM_IOCTL_ARGS)
248{
249 DRM_DEVICE;
250 drm_sis_private_t *dev_priv = dev->dev_private;
251 drm_sis_agp_t agp;
252
253 if (dev_priv == NULL) {
245{
246 DRM_DEVICE;
247 drm_sis_private_t *dev_priv = dev->dev_private;
248 drm_sis_agp_t agp;
249
250 if (dev_priv == NULL) {
254 dev->dev_private = DRM(calloc)(1, sizeof(drm_sis_private_t),
255 DRM_MEM_DRIVER);
251 dev->dev_private = drm_calloc(1, sizeof(drm_sis_private_t),
252 DRM_MEM_DRIVER);
256 dev_priv = dev->dev_private;
257 if (dev_priv == NULL)
258 return ENOMEM;
259 }
260
261 if (dev_priv->AGPHeap != NULL)
262 return DRM_ERR(EINVAL);
263
253 dev_priv = dev->dev_private;
254 if (dev_priv == NULL)
255 return ENOMEM;
256 }
257
258 if (dev_priv->AGPHeap != NULL)
259 return DRM_ERR(EINVAL);
260
264 DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_agp_t *)data, sizeof(agp));
261 DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_agp_t __user *) data,
262 sizeof(agp));
265
266 dev_priv->AGPHeap = mmInit(agp.offset, agp.size);
267
268 DRM_DEBUG("offset = %u, size = %u", agp.offset, agp.size);
263
264 dev_priv->AGPHeap = mmInit(agp.offset, agp.size);
265
266 DRM_DEBUG("offset = %u, size = %u", agp.offset, agp.size);
269
267
270 return 0;
271}
272
268 return 0;
269}
270
273int sis_ioctl_agp_alloc( DRM_IOCTL_ARGS )
271static int sis_ioctl_agp_alloc(DRM_IOCTL_ARGS)
274{
275 DRM_DEVICE;
276 drm_sis_private_t *dev_priv = dev->dev_private;
272{
273 DRM_DEVICE;
274 drm_sis_private_t *dev_priv = dev->dev_private;
275 drm_sis_mem_t __user *argp = (drm_sis_mem_t __user *)data;
277 drm_sis_mem_t agp;
278 PMemBlock block;
279 int retval = 0;
276 drm_sis_mem_t agp;
277 PMemBlock block;
278 int retval = 0;
280
279
281 if (dev_priv == NULL || dev_priv->AGPHeap == NULL)
282 return DRM_ERR(EINVAL);
280 if (dev_priv == NULL || dev_priv->AGPHeap == NULL)
281 return DRM_ERR(EINVAL);
283
284 DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_mem_t *)data, sizeof(agp));
285
282
283 DRM_COPY_FROM_USER_IOCTL(agp, argp, sizeof(agp));
284
286 block = mmAllocMem(dev_priv->AGPHeap, agp.size, 0, 0);
287 if (block) {
288 /* TODO */
289 agp.offset = block->ofs;
290 agp.free = (unsigned long)block;
291 if (!add_alloc_set(agp.context, AGP_TYPE, agp.free)) {
292 DRM_DEBUG("adding to allocation set fails\n");
285 block = mmAllocMem(dev_priv->AGPHeap, agp.size, 0, 0);
286 if (block) {
287 /* TODO */
288 agp.offset = block->ofs;
289 agp.free = (unsigned long)block;
290 if (!add_alloc_set(agp.context, AGP_TYPE, agp.free)) {
291 DRM_DEBUG("adding to allocation set fails\n");
293 mmFreeMem((PMemBlock)agp.free);
292 mmFreeMem((PMemBlock) agp.free);
294 retval = -1;
295 }
293 retval = -1;
294 }
296 } else {
295 } else {
297 agp.offset = 0;
298 agp.size = 0;
299 agp.free = 0;
300 }
301
296 agp.offset = 0;
297 agp.size = 0;
298 agp.free = 0;
299 }
300
302 DRM_COPY_TO_USER_IOCTL((drm_sis_mem_t *)data, agp, sizeof(agp));
301 DRM_COPY_TO_USER_IOCTL(argp, agp, sizeof(agp));
303
304 DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp.size, agp.offset);
305
306 return retval;
307}
308
302
303 DRM_DEBUG("alloc agp, size = %d, offset = %d\n", agp.size, agp.offset);
304
305 return retval;
306}
307
309int sis_ioctl_agp_free( DRM_IOCTL_ARGS )
308static int sis_ioctl_agp_free(DRM_IOCTL_ARGS)
310{
311 DRM_DEVICE;
312 drm_sis_private_t *dev_priv = dev->dev_private;
313 drm_sis_mem_t agp;
314
315 if (dev_priv == NULL || dev_priv->AGPHeap == NULL)
316 return DRM_ERR(EINVAL);
317
309{
310 DRM_DEVICE;
311 drm_sis_private_t *dev_priv = dev->dev_private;
312 drm_sis_mem_t agp;
313
314 if (dev_priv == NULL || dev_priv->AGPHeap == NULL)
315 return DRM_ERR(EINVAL);
316
318 DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_mem_t *)data, sizeof(agp));
317 DRM_COPY_FROM_USER_IOCTL(agp, (drm_sis_mem_t __user *) data,
318 sizeof(agp));
319
319
320 if (!mmBlockInHeap(dev_priv->AGPHeap, (PMemBlock)agp.free))
320 if (!mmBlockInHeap(dev_priv->AGPHeap, (PMemBlock) agp.free))
321 return DRM_ERR(EINVAL);
322
321 return DRM_ERR(EINVAL);
322
323 mmFreeMem((PMemBlock)agp.free);
323 mmFreeMem((PMemBlock) agp.free);
324 if (!del_alloc_set(agp.context, AGP_TYPE, agp.free))
325 return DRM_ERR(EINVAL);
326
327 DRM_DEBUG("free agp, free = 0x%lx\n", agp.free);
328
329 return 0;
330}
331
324 if (!del_alloc_set(agp.context, AGP_TYPE, agp.free))
325 return DRM_ERR(EINVAL);
326
327 DRM_DEBUG("free agp, free = 0x%lx\n", agp.free);
328
329 return 0;
330}
331
332int sis_init_context(int context)
332int sis_init_context(struct drm_device *dev, int context)
333{
334 int i;
335
333{
334 int i;
335
336 for (i = 0; i < MAX_CONTEXT ; i++) {
336 for (i = 0; i < MAX_CONTEXT; i++) {
337 if (global_ppriv[i].used &&
338 (global_ppriv[i].context == context))
339 break;
340 }
341
342 if (i >= MAX_CONTEXT) {
337 if (global_ppriv[i].used &&
338 (global_ppriv[i].context == context))
339 break;
340 }
341
342 if (i >= MAX_CONTEXT) {
343 for (i = 0; i < MAX_CONTEXT ; i++) {
343 for (i = 0; i < MAX_CONTEXT; i++) {
344 if (!global_ppriv[i].used) {
345 global_ppriv[i].context = context;
346 global_ppriv[i].used = 1;
347 global_ppriv[i].sets[0] = setInit();
348 global_ppriv[i].sets[1] = setInit();
349 DRM_DEBUG("init allocation set, socket=%d, "
344 if (!global_ppriv[i].used) {
345 global_ppriv[i].context = context;
346 global_ppriv[i].used = 1;
347 global_ppriv[i].sets[0] = setInit();
348 global_ppriv[i].sets[1] = setInit();
349 DRM_DEBUG("init allocation set, socket=%d, "
350 "context = %d\n", i, context);
350 "context = %d\n", i, context);
351 break;
352 }
353 }
354 if ((i >= MAX_CONTEXT) || (global_ppriv[i].sets[0] == NULL) ||
351 break;
352 }
353 }
354 if ((i >= MAX_CONTEXT) || (global_ppriv[i].sets[0] == NULL) ||
355 (global_ppriv[i].sets[1] == NULL))
356 {
355 (global_ppriv[i].sets[1] == NULL)) {
357 return 0;
358 }
359 }
356 return 0;
357 }
358 }
360
359
361 return 1;
362}
363
360 return 1;
361}
362
364int sis_final_context(int context)
363int sis_final_context(struct drm_device *dev, int context)
365{
366 int i;
367
364{
365 int i;
366
368 for (i=0; i<MAX_CONTEXT; i++) {
367 for (i = 0; i < MAX_CONTEXT; i++) {
369 if (global_ppriv[i].used &&
370 (global_ppriv[i].context == context))
371 break;
372 }
373
374 if (i < MAX_CONTEXT) {
375 set_t *set;
376 ITEM_TYPE item;

--- 4 unchanged lines hidden (view full) ---

381 /* Video Memory */
382 set = global_ppriv[i].sets[0];
383 retval = setFirst(set, &item);
384 while (retval) {
385 DRM_DEBUG("free video memory 0x%lx\n", item);
386#if defined(__linux__) && defined(CONFIG_FB_SIS)
387 sis_free(item);
388#else
368 if (global_ppriv[i].used &&
369 (global_ppriv[i].context == context))
370 break;
371 }
372
373 if (i < MAX_CONTEXT) {
374 set_t *set;
375 ITEM_TYPE item;

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380 /* Video Memory */
381 set = global_ppriv[i].sets[0];
382 retval = setFirst(set, &item);
383 while (retval) {
384 DRM_DEBUG("free video memory 0x%lx\n", item);
385#if defined(__linux__) && defined(CONFIG_FB_SIS)
386 sis_free(item);
387#else
389 mmFreeMem((PMemBlock)item);
388 mmFreeMem((PMemBlock) item);
390#endif
391 retval = setNext(set, &item);
392 }
393 setDestroy(set);
394
395 /* AGP Memory */
396 set = global_ppriv[i].sets[1];
397 retval = setFirst(set, &item);
398 while (retval) {
399 DRM_DEBUG("free agp memory 0x%lx\n", item);
389#endif
390 retval = setNext(set, &item);
391 }
392 setDestroy(set);
393
394 /* AGP Memory */
395 set = global_ppriv[i].sets[1];
396 retval = setFirst(set, &item);
397 while (retval) {
398 DRM_DEBUG("free agp memory 0x%lx\n", item);
400 mmFreeMem((PMemBlock)item);
399 mmFreeMem((PMemBlock) item);
401 retval = setNext(set, &item);
402 }
403 setDestroy(set);
404
400 retval = setNext(set, &item);
401 }
402 setDestroy(set);
403
405 global_ppriv[i].used = 0;
406 }
407
404 global_ppriv[i].used = 0;
405 }
406
408 return 1;
409}
407 return 1;
408}
409
410drm_ioctl_desc_t sis_ioctls[] = {
411 [DRM_IOCTL_NR(DRM_SIS_FB_ALLOC)] = {sis_fb_alloc, 1, 0},
412 [DRM_IOCTL_NR(DRM_SIS_FB_FREE)] = {sis_fb_free, 1, 0},
413 [DRM_IOCTL_NR(DRM_SIS_AGP_INIT)] = {sis_ioctl_agp_init, 1, 1},
414 [DRM_IOCTL_NR(DRM_SIS_AGP_ALLOC)] = {sis_ioctl_agp_alloc, 1, 0},
415 [DRM_IOCTL_NR(DRM_SIS_AGP_FREE)] = {sis_ioctl_agp_free, 1, 0},
416 [DRM_IOCTL_NR(DRM_SIS_FB_INIT)] = {sis_fb_init, 1, 1}
417};
418
419int sis_max_ioctl = DRM_ARRAY_SIZE(sis_ioctls);