1 /* $XFree86: xc/lib/GL/mesa/src/drv/gamma/gamma_macros.h,v 1.5 2002/02/22 21:33:02 dawes Exp $ */
2 /**************************************************************************
4 Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
7 Permission is hereby granted, free of charge, to any person obtaining a
8 copy of this software and associated documentation files (the
9 "Software"), to deal in the Software without restriction, including
10 without limitation the rights to use, copy, modify, merge, publish,
11 distribute, sub license, and/or sell copies of the Software, and to
12 permit persons to whom the Software is furnished to do so, subject to
13 the following conditions:
15 The above copyright notice and this permission notice (including the
16 next paragraph) shall be included in all copies or substantial portions
19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
22 IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR
23 ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
24 TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
25 SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
27 **************************************************************************/
31 * Kevin E. Martin <kevin@precisioninsight.com>
35 #ifndef _GAMMA_MACROS_H_
36 #define _GAMMA_MACROS_H_
40 #define DEBUG_COMMANDS_NOT
41 #define DEBUG_VERBOSE_NOT
42 #define DEBUG_VERBOSE_EXTRA_NOT
44 #define RANDOMIZE_COLORS_NOT
45 #define TURN_OFF_CLEARS_NOT
46 #define CULL_ALL_PRIMS_NOT
47 #define TURN_OFF_DEPTH_NOT
48 #define TURN_OFF_BLEND_NOT
49 #define FAST_CLEAR_4_NOT
50 #define FORCE_DEPTH32_NOT
51 #define DONT_SEND_DMA_NOT
52 #define TURN_OFF_FCP_NOT
53 #define TURN_OFF_TEXTURES_NOT
56 #define GAMMA_DMA_BUFFER_SIZE 4096
59 #define GAMMA_DMA_SEND_FLAGS DRM_DMA_PRIORITY
60 #define GAMMA_DMA_SEND_FLAGS DRM_DMA_BLOCK
62 /* MUST use non-blocking dma flags for drawable lock routines */
63 #define GAMMA_DMA_SEND_FLAGS 0
67 #define GAMMA_DMA_GET_FLAGS \
68 (DRM_DMA_SMALLER_OK | DRM_DMA_LARGER_OK | DRM_DMA_WAIT)
70 #define GAMMA_DMA_GET_FLAGS DRM_DMA_WAIT
73 #if defined(DEBUG_DRMDMA) || defined(DEBUG_COMMANDS) || defined(DEBUG_VERBOSE)
77 /* Note: The argument to DEBUG_GLCMDS() _must_ be enclosed in parenthesis */
79 #define DEBUG_GLCMDS(s) printf s
81 #define DEBUG_GLCMDS(s)
84 /* Note: The argument to DEBUG_DMACMDS() _must_ be enclosed in parenthesis */
86 #define DEBUG_DMACMDS(s) printf s
88 #define DEBUG_DMACMDS(s)
91 /* Note: The argument to DEBUG_WRITE() _must_ be enclosed in parenthesis */
93 #define DEBUG_WRITE(s) printf s
95 #define DEBUG_WRITE(s)
98 /* Note: The argument to DEBUG_ERROR() _must_ be enclosed in parenthesis */
100 #define DEBUG_ERROR(s) printf s
102 #define DEBUG_ERROR(s)
105 #define WRITEV(buf,val1,val2,val3,val4) \
107 buf++->i = 0x9C008300; \
114 #define WRITE(buf,reg,val) \
116 buf++->i = Glint##reg##Tag; \
118 DEBUG_WRITE(("WRITE(buf, %s, 0x%08x);\n", #reg, (int)val)); \
121 #define WRITEF(buf,reg,val) \
123 buf++->i = Glint##reg##Tag; \
125 DEBUG_WRITE(("WRITEF(buf, %s, %f);\n", #reg, (float)val)); \
128 #define CHECK_WC_DMA_BUFFER(gcp,n) \
130 (gcp)->WCbufCount += (n<<1); \
133 #define CHECK_DMA_BUFFER(gcp,n) \
135 if ((gcp)->bufCount+(n<<1) >= (gcp)->bufSize) \
136 PROCESS_DMA_BUFFER(gcp); \
137 (gcp)->bufCount += (n<<1); \
140 #define CHECK_DMA_BUFFER2(gcp,n) \
142 if ((gcp)->bufCount+n >= (gcp)->bufSize) \
143 PROCESS_DMA_BUFFER(gcp); \
144 (gcp)->bufCount += n; \
147 #define FLUSH_DMA_BUFFER(gcp) \
150 PROCESS_DMA_BUFFER(gcp); \
154 #define GET_DMA(fd, hHWCtx, n, idx, size)
155 #define SEND_DMA(fd, hHWCtx,n, idx, cnt)
157 #define GET_DMA(fd, hHWCtx, n, idx, size) \
162 dma.context = (hHWCtx); \
163 dma.send_count = 0; \
164 dma.send_list = NULL; \
165 dma.send_sizes = NULL; \
166 dma.flags = GAMMA_DMA_GET_FLAGS; \
167 dma.request_count = (n); \
168 dma.request_size = GAMMA_DMA_BUFFER_SIZE; \
169 dma.request_list = (idx); \
170 dma.request_sizes = (size); \
173 if ((retcode = drmDMA((fd), &dma))) { \
174 DEBUG_DMACMDS(("drmDMA returned %d\n", retcode)); \
176 } while (!(dma).granted_count); \
178 for (i = 0; i < (n); i++) { \
179 (size)[i] >>= 2; /* Convert from bytes to words */ \
183 #define SEND_DMA(fd, hHWCtx, n, idx, cnt) \
188 for (i = 0; i < (n); i++) { \
189 (cnt)[i] <<= 2; /* Convert from words to bytes */ \
192 dma.context = (hHWCtx); \
193 dma.send_count = 1; \
194 dma.send_list = (idx); \
195 dma.send_sizes = (cnt); \
196 dma.flags = GAMMA_DMA_SEND_FLAGS; \
197 dma.request_count = 0; \
198 dma.request_size = 0; \
199 dma.request_list = NULL; \
200 dma.request_sizes = NULL; \
202 if ((retcode = drmDMA((fd), &dma))) { \
203 DEBUG_DMACMDS(("drmDMA returned %d\n", retcode)); \
206 for (i = 0; i < (n); i++) { \
212 #define GET_FIRST_DMA(fd, hHWCtx, n, idx, size, buf, cnt, gPriv) \
216 GET_DMA(fd, hHWCtx, n, idx, size); \
218 for (i = 0; i < (n); i++) { \
219 (buf)[i] = (dmaBuf)(gPriv)->bufs->list[(idx)[i]].address; \
224 #define PROCESS_DMA_BUFFER_TOP_HALF(gcp) \
226 SEND_DMA((gcp)->driFd, \
227 (gcp)->hHWContext, 1, &(gcp)->bufIndex, &(gcp)->bufCount); \
230 #define PROCESS_DMA_BUFFER_BOTTOM_HALF(gcp) \
232 GET_DMA((gcp)->driFd, \
233 (gcp)->hHWContext, 1, &(gcp)->bufIndex, &(gcp)->bufSize); \
236 (dmaBuf)(gcp)->gammaScreen->bufs->list[(gcp)->bufIndex].address; \
239 #define PROCESS_DMA_BUFFER(gcp) \
241 VALIDATE_DRAWABLE_INFO(gcp); \
242 PROCESS_DMA_BUFFER_TOP_HALF(gcp); \
243 PROCESS_DMA_BUFFER_BOTTOM_HALF(gcp); \
247 #define VALIDATE_DRAWABLE_INFO_NO_LOCK(gcp) \
249 /*__DRIscreenPrivate *psp = gcp->driScreen;*/ \
250 __DRIdrawablePrivate *pdp = gcp->driDrawable; \
252 if (*(pdp->pStamp) != pdp->lastStamp) { \
253 int old_index = pdp->index; \
254 while (*(pdp->pStamp) != pdp->lastStamp) { \
255 DRI_VALIDATE_DRAWABLE_INFO_ONCE(pdp); \
257 if (pdp->index != old_index) { \
258 gcp->Window &= ~W_GIDMask; \
259 gcp->Window |= (pdp->index << 5); \
260 CHECK_WC_DMA_BUFFER(gcp, 1); \
261 WRITE(gcp->WCbuf, GLINTWindow, gcp->Window|(gcp->FrameCount<<9));\
264 gammaUpdateViewportOffset( gcp->glCtx); \
266 if (pdp->numClipRects == 1 && \
267 pdp->pClipRects->x1 == pdp->x && \
268 pdp->pClipRects->x2 == (pdp->x+pdp->w) && \
269 pdp->pClipRects->y1 == pdp->y && \
270 pdp->pClipRects->y2 == (pdp->y+pdp->h)) { \
271 CHECK_WC_DMA_BUFFER(gcp, 1); \
272 WRITE(gcp->WCbuf, Rectangle2DControl, 0); \
273 gcp->NotClipped = GL_TRUE; \
275 CHECK_WC_DMA_BUFFER(gcp, 1); \
276 WRITE(gcp->WCbuf, Rectangle2DControl, 1); \
277 gcp->NotClipped = GL_FALSE; \
279 gcp->WindowChanged = GL_TRUE; \
281 if (gcp->WCbufCount) { \
282 SEND_DMA((gcp)->gammaScreen->driScreen->fd, \
283 (gcp)->hHWContext, 1, &(gcp)->WCbufIndex, \
284 &(gcp)->WCbufCount); \
285 (gcp)->WCbufIndex = -1; \
290 #define VALIDATE_DRAWABLE_INFO_NO_LOCK_POST(gcp) \
292 if ((gcp)->WCbufIndex < 0) { \
293 GET_DMA((gcp)->gammaScreen->driScreen->fd, \
294 (gcp)->hHWContext, 1, &(gcp)->WCbufIndex, \
295 &(gcp)->WCbufSize); \
298 (dmaBuf)(gcp)->gammaScreen->bufs-> \
299 list[(gcp)->WCbufIndex].address; \
303 #define VALIDATE_DRAWABLE_INFO(gcp) \
305 __DRIscreenPrivate *psp = gcp->driScreen; \
306 if (gcp->driDrawable) { \
307 DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); \
308 VALIDATE_DRAWABLE_INFO_NO_LOCK(gcp); \
309 DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); \
310 VALIDATE_DRAWABLE_INFO_NO_LOCK_POST(gcp); \
314 #define VALIDATE_DRAWABLE_INFO(gcp)
317 #define CALC_LOG2(l2,s) \
321 while (__s > 1) { ++l2; __s >>= 1; } \
324 #endif /* _GAMMA_MACROS_H_ */