dri_util.c revision d61f07318c8678901b948fdaa8ccdf37aa3203e9
1680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 2680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \file dri_util.c 3680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * DRI utility functions. 4680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 5680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This module acts as glue between GLX and the actual hardware driver. A DRI 6680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * driver doesn't really \e have to use any of this - it's optional. But, some 7680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * useful stuff is done here that otherwise would have to be duplicated in most 8680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * drivers. 9680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 10680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Basically, these utility functions take care of some of the dirty details of 11680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * screen initialization, context creation, context binding, DRM setup, etc. 12680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 13680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * These functions are compiled into each DRI driver so libGL.so knows nothing 14680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * about them. 15680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 16680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 17680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 18680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell#include <assert.h> 19680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell#include <stdarg.h> 20680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell#include <unistd.h> 21680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell#include <sys/mman.h> 22680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell#include <stdio.h> 237c46033130b1b4d6098647d85c2710367572e079Ian Romanick 2438b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane#ifndef MAP_FAILED 2538b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane#define MAP_FAILED ((void *)-1) 2638b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane#endif 2738b317d508a2a3a4cc6d700ebca80c3b06c913e2Alan Hourihane 28ecadb51bbcb972a79f3ed79e65a7986b9396e757Brian Paul#include "main/imports.h" 29c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick#define None 0 307c46033130b1b4d6098647d85c2710367572e079Ian Romanick 317c46033130b1b4d6098647d85c2710367572e079Ian Romanick#include "dri_util.h" 32ffb36d57a5f6359b5b91b73af60482a0016dd431Jon Smirl#include "drm_sarea.h" 33c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis#include "utils.h" 34680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 35c604e457d1ebe9a884b0a1fb08af38a0ce486699Ian Romanick#ifndef GLX_OML_sync_control 36aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsbergtypedef GLboolean ( * PFNGLXGETMSCRATEOMLPROC) (__DRIdrawable *drawable, int32_t *numerator, int32_t *denominator); 378cdccc82d7948daee256e092a5253d49e277ef75Ian Romanick#endif 388cdccc82d7948daee256e092a5253d49e277ef75Ian Romanick 393264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_get_drawable(__DRIdrawable *pdp); 403264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_put_drawable(__DRIdrawable *pdp); 413264352c577ce1d6681e70abd76624ede906df71Dave Airlie 42680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 43f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg * This is just a token extension used to signal that the driver 44f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg * supports setting a read drawable. 45f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg */ 46f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsbergconst __DRIextension driReadDrawableExtension = { 47ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg __DRI_READ_DRAWABLE, __DRI_READ_DRAWABLE_VERSION 48f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg}; 49f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg 50680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 51680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Print message to \c stderr if the \c LIBGL_DEBUG environment variable 52680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * is set. 53680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 54680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Is called from the drivers. 55680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 56680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param f \c printf like format string. 57680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 58680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellvoid 59680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell__driUtilMessage(const char *f, ...) 60680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 61680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell va_list args; 62680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 63680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (getenv("LIBGL_DEBUG")) { 64e1a8852aa49b535a4fcec4eefda3fb7f8e57a5ccBrian Paul fprintf(stderr, "libGL: "); 65680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell va_start(args, f); 66680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell vfprintf(stderr, f, args); 67680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell va_end(args); 68680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell fprintf(stderr, "\n"); 69680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 70680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 71680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 72c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisGLint 73c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisdriIntersectArea( drm_clip_rect_t rect1, drm_clip_rect_t rect2 ) 74c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis{ 75c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.x1 > rect1.x1) rect1.x1 = rect2.x1; 76c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.x2 < rect1.x2) rect1.x2 = rect2.x2; 77c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.y1 > rect1.y1) rect1.y1 = rect2.y1; 78c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.y2 < rect1.y2) rect1.y2 = rect2.y2; 79c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 80c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect1.x1 > rect1.x2 || rect1.y1 > rect1.y2) return 0; 81c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 82c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return (rect1.x2 - rect1.x1) * (rect1.y2 - rect1.y1); 83c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis} 84680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 85680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 86680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Context (un)binding functions */ 87680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 88680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 89680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 90680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 91680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Unbind context. 92680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 93aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsberg * \param scrn the screen. 94680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param gc context. 95680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 96680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \return \c GL_TRUE on success, or \c GL_FALSE on failure. 97680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 98680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 99680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::UnbindContext, and then decrements 100d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * __DRIdrawableRec::refcount which must be non-zero for a successful 101680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * return. 102680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 103680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * While casting the opaque private pointers associated with the parameters 104680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * into their respective real types it also assures they are not \c NULL. 105680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 106e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driUnbindContext(__DRIcontext *pcp) 107680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 108e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 109418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen __DRIdrawable *pdp; 110418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen __DRIdrawable *prp; 111680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 112680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 113680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** Assume error checking is done properly in glXMakeCurrent before 114c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick ** calling driUnbindContext. 115680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 116680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 117e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (pcp == NULL) 118aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsberg return GL_FALSE; 119680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 120e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp = pcp->driScreenPriv; 121418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pdp = pcp->driDrawablePriv; 122418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen prp = pcp->driReadablePriv; 123680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 124418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* already unbound */ 125418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (!pdp && !prp) 126418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_TRUE; 127418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* Let driver unbind drawable from context */ 128680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.UnbindContext)(pcp); 129680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 130418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (pdp->refcount == 0) { 131418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* ERROR!!! */ 132418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_FALSE; 133418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 134418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 135418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_put_drawable(pdp); 136418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 137418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (prp != pdp) { 138418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (prp->refcount == 0) { 139418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* ERROR!!! */ 140418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_FALSE; 141418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 142418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 143418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_put_drawable(prp); 144418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 145418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 146418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 147418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* XXX this is disabled so that if we call SwapBuffers on an unbound 148418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen * window we can determine the last context bound to the window and 149418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen * use that context's lock. (BrianP, 2-Dec-2000) 150418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen */ 151418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pcp->driDrawablePriv = pcp->driReadablePriv = NULL; 152418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 153680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell#if 0 154680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Unbind the drawable */ 155680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->driContextPriv = &psp->dummyContextPriv; 156680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell#endif 157680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 158680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return GL_TRUE; 159680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 160680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 161680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 162680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function takes both a read buffer and a draw buffer. This is needed 163680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * for \c glXMakeCurrentReadSGI or GLX 1.3's \c glXMakeContextCurrent 164680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * function. 165680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 166e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driBindContext(__DRIcontext *pcp, 167e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdp, 168e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *prp) 169680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 170d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = NULL; 171680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 172680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Bind the drawable to the context */ 1738e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom 174418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (pcp) { 175c994f08eb1ec2a4bbaa44fbd6d35e7ff033d5c3cVinson Lee psp = pcp->driScreenPriv; 176418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pcp->driDrawablePriv = pdp; 177418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pcp->driReadablePriv = prp; 178418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (pdp) { 179418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pdp->driContextPriv = pcp; 180418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_get_drawable(pdp); 1818e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom } 182418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if ( prp && pdp != prp ) { 183418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_get_drawable(prp); 184418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 185418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 186680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 187680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 188680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** Now that we have a context associated with this drawable, we can 189680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** initialize the drawable information if has not been done before. 190680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 191680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 192f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (!psp->dri2.enabled) { 1938e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom if (pdp && !pdp->pStamp) { 1947da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1957da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg __driUtilUpdateDrawableInfo(pdp); 1967da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1977da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 1988e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom if (prp && pdp != prp && !prp->pStamp) { 1997da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 2007da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg __driUtilUpdateDrawableInfo(prp); 2017da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 2028e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom } 2037b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick } 2047b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick 205680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Call device-specific MakeCurrent */ 206680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 207c952b3e907ab31cd5f95157c18ce2f81626aafe4Thomas Hellstrom return (*psp->DriverAPI.MakeCurrent)(pcp, pdp, prp); 208680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 209680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 210680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 211680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 212680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 213680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 214680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Drawable handling functions */ 215680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 216680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 217680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 218680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 219680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Update private drawable information. 220680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 221680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param pdp pointer to the private drawable information to update. 222680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 223d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function basically updates the __DRIdrawable struct's 2245f1ba3e21b62cee1a4f900a2e6964728f3eeea9bIan Romanick * cliprect information by calling \c __DRIinterfaceMethods::getDrawableInfo. 2255f1ba3e21b62cee1a4f900a2e6964728f3eeea9bIan Romanick * This is usually called by the DRI_VALIDATE_DRAWABLE_INFO macro which 226680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * compares the __DRIdrwablePrivate pStamp and lastStamp values. If 227680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * the values are different that means we have to update the clipping 228680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * info. 229680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 230680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellvoid 231d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg__driUtilUpdateDrawableInfo(__DRIdrawable *pdp) 232680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 233d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = pdp->driScreenPriv; 234d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIcontext *pcp = pdp->driContextPriv; 235680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 2367b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick if (!pcp 2377b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick || ((pdp != pcp->driDrawablePriv) && (pdp != pcp->driReadablePriv))) { 238682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström /* ERROR!!! 239682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström * ...but we must ignore it. There can be many contexts bound to a 240682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström * drawable. 241682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström */ 242680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 243680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 244680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pClipRects) { 2457c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pdp->pClipRects); 246a903749b246fce26038c66d06fe7eb77daf815abMichel Dänzer pdp->pClipRects = NULL; 247680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 248680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 249680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pBackClipRects) { 2507c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pdp->pBackClipRects); 251a903749b246fce26038c66d06fe7eb77daf815abMichel Dänzer pdp->pBackClipRects = NULL; 252680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 253680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 254680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 255680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 256e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (! (*psp->getDrawableInfo->getDrawableInfo)(pdp, 257680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->index, &pdp->lastStamp, 258680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->x, &pdp->y, &pdp->w, &pdp->h, 259680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->numClipRects, &pdp->pClipRects, 260680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->backX, 261680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->backY, 262680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->numBackClipRects, 263e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg &pdp->pBackClipRects, 264e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->loaderPrivate)) { 265680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Error -- eg the window may have been destroyed. Keep going 266680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * with no cliprects. 267680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 268680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = &pdp->lastStamp; /* prevent endless loop */ 269680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numClipRects = 0; 270680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 271680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numBackClipRects = 0; 272680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 273680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 274680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell else 275680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = &(psp->pSAREA->drawableTable[pdp->index].stamp); 276680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 277680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 278680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 279680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 280680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 281680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 282680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 283680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name GLX callbacks */ 284680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 285680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 286680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 287e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driReportDamage(__DRIdrawable *pdp, 288e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg struct drm_clip_rect *pClipRects, int numClipRects) 289e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 290e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp = pdp->driScreenPriv; 291e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 292e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg /* Check that we actually have the new damage report method */ 293f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (psp->damage) { 294e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg /* Report the damage. Currently, all our drivers draw 295e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg * directly to the front buffer, so we report the damage there 296e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg * rather than to the backing storein (if any). 297e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg */ 298e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg (*psp->damage->reportDamage)(pdp, 299e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->x, pdp->y, 300e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pClipRects, numClipRects, 301e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg GL_TRUE, pdp->loaderPrivate); 302e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg } 303e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 304e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 305e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 306680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 307680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Swap buffers. 308680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 309680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param drawablePrivate opaque pointer to the per-drawable private info. 310680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 311680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 312d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function calls __DRIdrawable::swapBuffers. 313680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 314680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Is called directly from glXSwapBuffers(). 315680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 316e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driSwapBuffers(__DRIdrawable *dPriv) 317680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 318e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp = dPriv->driScreenPriv; 3197627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao drm_clip_rect_t *rects; 3207627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao int i; 3212407e48f2805e27e76e2e1d7083926c4077d9032Xiang, Haihao 322e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI.SwapBuffers(dPriv); 323c2b185cff82a6cdb723cda4e05ffe1a213a9de3eEric Anholt 32443c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton if (!dPriv->numClipRects) 32543c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton return; 32643c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton 3277627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects = _mesa_malloc(sizeof(*rects) * dPriv->numClipRects); 3287627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3297627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao if (!rects) 3307627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao return; 3317627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3327627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao for (i = 0; i < dPriv->numClipRects; i++) { 3337627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].x1 = dPriv->pClipRects[i].x1 - dPriv->x; 3347627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].y1 = dPriv->pClipRects[i].y1 - dPriv->y; 3357627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].x2 = dPriv->pClipRects[i].x2 - dPriv->x; 3367627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].y2 = dPriv->pClipRects[i].y2 - dPriv->y; 3377627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao } 3387627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3397627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao driReportDamage(dPriv, rects, dPriv->numClipRects); 3407627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao _mesa_free(rects); 341680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 342680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 343e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driDrawableGetMSC( __DRIscreen *sPriv, __DRIdrawable *dPriv, 34438fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes int64_t *msc ) 34538fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes{ 3466e8d21d72f35767e07081a8bee4323aaaf5e2aaeKristian Høgsberg return sPriv->DriverAPI.GetDrawableMSC(sPriv, dPriv, msc); 347680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 348680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3493f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 350e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driWaitForMSC(__DRIdrawable *dPriv, int64_t target_msc, 3515987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t divisor, int64_t remainder, 3525987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t * msc, int64_t * sbc) 353680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 354680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell __DRIswapInfo sInfo; 355680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int status; 356680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 357680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dPriv->driScreenPriv->DriverAPI.WaitForMSC( dPriv, target_msc, 358680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell divisor, remainder, 359680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell msc ); 360680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 361680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* GetSwapInfo() may not be provided by the driver if GLX_SGI_video_sync 362680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * is supported but GLX_OML_sync_control is not. Therefore, don't return 363680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * an error value if GetSwapInfo() is not implemented. 364680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 365680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if ( status == 0 366680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell && dPriv->driScreenPriv->DriverAPI.GetSwapInfo ) { 367680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dPriv->driScreenPriv->DriverAPI.GetSwapInfo( dPriv, & sInfo ); 368680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *sbc = sInfo.swap_count; 369680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 370680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 371680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return status; 372680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 373680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3743f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 375106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsbergconst __DRImediaStreamCounterExtension driMediaStreamCounterExtension = { 376ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_MEDIA_STREAM_COUNTER, __DRI_MEDIA_STREAM_COUNTER_VERSION }, 377106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsberg driWaitForMSC, 37838fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes driDrawableGetMSC, 379106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsberg}; 380680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3813f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 382e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driCopySubBuffer(__DRIdrawable *dPriv, 383f2ad1b60c0da11283b399008f491792790cea294Brian Paul int x, int y, int w, int h) 384f2ad1b60c0da11283b399008f491792790cea294Brian Paul{ 385e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_clip_rect_t rect; 386e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 387e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg rect.x1 = x; 388377016d728ace47c9eeb3ac2f01191608ab060f6Dennis Kasprzyk rect.y1 = dPriv->h - y - h; 389e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg rect.x2 = x + w; 390377016d728ace47c9eeb3ac2f01191608ab060f6Dennis Kasprzyk rect.y2 = rect.y1 + h; 391e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driReportDamage(dPriv, &rect, 1); 3923a94b25538c647df965a93cd7734b841257ef203Peter Hutterer 3933a94b25538c647df965a93cd7734b841257ef203Peter Hutterer dPriv->driScreenPriv->DriverAPI.CopySubBuffer(dPriv, x, y, w, h); 394f2ad1b60c0da11283b399008f491792790cea294Brian Paul} 395680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 396ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsbergconst __DRIcopySubBufferExtension driCopySubBufferExtension = { 397ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_COPY_SUB_BUFFER, __DRI_COPY_SUB_BUFFER_VERSION }, 398ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg driCopySubBuffer 399ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg}; 400ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg 401e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driSetSwapInterval(__DRIdrawable *dPriv, unsigned int interval) 402efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg{ 403e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg dPriv->swap_interval = interval; 404efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg} 405efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 406e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic unsigned int driGetSwapInterval(__DRIdrawable *dPriv) 407efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg{ 408e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return dPriv->swap_interval; 409efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg} 410efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 411efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsbergconst __DRIswapControlExtension driSwapControlExtension = { 412ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_SWAP_CONTROL, __DRI_SWAP_CONTROL_VERSION }, 413efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg driSetSwapInterval, 414efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg driGetSwapInterval 415efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg}; 416efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 417efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 418680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 419680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This is called via __DRIscreenRec's createNewDrawable pointer. 420680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 421e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIdrawable * 422e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewDrawable(__DRIscreen *psp, const __DRIconfig *config, 423e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_drawable_t hwDrawable, int renderType, 424e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const int *attrs, void *data) 425680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 426e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdp; 4271960182ece3f1eca06d2e439f64dd61be8a03ff5Ian Romanick 428680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Since pbuffers are not yet supported, no drawable attributes are 429680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * supported either. 430680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 431680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (void) attrs; 432680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 433e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp = _mesa_malloc(sizeof *pdp); 434680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (!pdp) { 435680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 436680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 437680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 438e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->loaderPrivate = data; 4394ff95e78e19e5902352ea3759d32d9f013255f42Kristian Høgsberg pdp->hHWDrawable = hwDrawable; 4403264352c577ce1d6681e70abd76624ede906df71Dave Airlie pdp->refcount = 1; 441680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = NULL; 442680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->lastStamp = 0; 443680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->index = 0; 444680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->x = 0; 445680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->y = 0; 446680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->w = 0; 447680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->h = 0; 448680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numClipRects = 0; 449680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numBackClipRects = 0; 450680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 451680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 45238fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->vblSeq = 0; 45338fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->vblFlags = 0; 454680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 455680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->driScreenPriv = psp; 456680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->driContextPriv = &psp->dummyContextPriv; 457680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 458e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (!(*psp->DriverAPI.CreateBuffer)(psp, pdp, &config->modes, 459680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell renderType == GLX_PIXMAP_BIT)) { 4607c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pdp); 461680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 462680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 463680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 46438fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->msc_base = 0; 465680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 466c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick /* This special default value is replaced with the configured 467c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * default value when the drawable is first bound to a direct 468c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * rendering context. 469c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick */ 470efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg pdp->swap_interval = (unsigned)-1; 471680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 472e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return pdp; 473e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 474680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 4753f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 476e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIdrawable * 477f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergdri2CreateNewDrawable(__DRIscreen *screen, 478f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg const __DRIconfig *config, 479f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg void *loaderPrivate) 480e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 481e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdraw; 4827da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 483f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg pdraw = driCreateNewDrawable(screen, config, 0, 0, NULL, loaderPrivate); 4845cf69fe511a67a7bcf6787974becf6a143abb507Alan Hourihane if (!pdraw) 4855cf69fe511a67a7bcf6787974becf6a143abb507Alan Hourihane return NULL; 486e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 487f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg pdraw->pClipRects = _mesa_malloc(sizeof *pdraw->pBackClipRects); 488e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdraw->pBackClipRects = _mesa_malloc(sizeof *pdraw->pBackClipRects); 489e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 490e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return pdraw; 491680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 492680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 4933264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_get_drawable(__DRIdrawable *pdp) 4943264352c577ce1d6681e70abd76624ede906df71Dave Airlie{ 4953264352c577ce1d6681e70abd76624ede906df71Dave Airlie pdp->refcount++; 4963264352c577ce1d6681e70abd76624ede906df71Dave Airlie} 4973264352c577ce1d6681e70abd76624ede906df71Dave Airlie 4983264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_put_drawable(__DRIdrawable *pdp) 499680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 500d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp; 501680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 502680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp) { 503f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee pdp->refcount--; 504f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee if (pdp->refcount) 505f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee return; 506f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee 507eab896cc213157758d74a2f39b5e3b1e748c071fDave Airlie psp = pdp->driScreenPriv; 508680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.DestroyBuffer)(pdp); 509680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pClipRects) { 5107c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pdp->pClipRects); 511680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 512680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 513680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pBackClipRects) { 5147c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pdp->pBackClipRects); 515680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 516680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 5177c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pdp); 518680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 519680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 520680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 5213264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void 5223264352c577ce1d6681e70abd76624ede906df71Dave AirliedriDestroyDrawable(__DRIdrawable *pdp) 5233264352c577ce1d6681e70abd76624ede906df71Dave Airlie{ 5243264352c577ce1d6681e70abd76624ede906df71Dave Airlie dri_put_drawable(pdp); 5253264352c577ce1d6681e70abd76624ede906df71Dave Airlie} 5263264352c577ce1d6681e70abd76624ede906df71Dave Airlie 527680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 528680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 529680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 530680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 531680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Context handling functions */ 532680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 533680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 534680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 535680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 536680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Destroy the per-context private information. 537680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 538680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 539680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::DestroyContext on \p contextPrivate, calls 540680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * drmDestroyContext(), and finally frees \p contextPrivate. 541680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 542b4b040f7d83f5f4917c48bf5833394d550e30421Brian Paulstatic void 543e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriDestroyContext(__DRIcontext *pcp) 544680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 545680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pcp) { 546680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*pcp->driScreenPriv->DriverAPI.DestroyContext)(pcp); 5477c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pcp); 548680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 549680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 550680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 551680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 552680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 553680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Create the per-drawable private driver information. 554680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 555680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param render_type Type of rendering target. \c GLX_RGBA is the only 556680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * type likely to ever be supported for direct-rendering. 5573f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param shared Context with which to share textures, etc. or NULL 558680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 559680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \returns An opaque pointer to the per-context private information on 560680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * success, or \c NULL on failure. 561680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 562680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 563d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function allocates and fills a __DRIcontextRec structure. It 564680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * performs some device independent initialization and passes all the 565680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * relevent information to __DriverAPIRec::CreateContext to create the 566680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * context. 567680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 568680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 569e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIcontext * 570e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewContext(__DRIscreen *psp, const __DRIconfig *config, 571ecdb45cb29e3209287cc297081596126e955ff2bKristian Høgsberg int render_type, __DRIcontext *shared, 572e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_context_t hwContext, void *data) 573680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 574e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIcontext *pcp; 575e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg void * const shareCtx = (shared != NULL) ? shared->driverPrivate : NULL; 576680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 577e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pcp = _mesa_malloc(sizeof *pcp); 578e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (!pcp) 579680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 580680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 581680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pcp->driScreenPriv = psp; 582680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pcp->driDrawablePriv = NULL; 583680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 584680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* When the first context is created for a screen, initialize a "dummy" 585680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * context. 586680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 587680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 5887da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg if (!psp->dri2.enabled && !psp->dummyContextPriv.driScreenPriv) { 589680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->dummyContextPriv.hHWContext = psp->pSAREA->dummy_context; 590680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->dummyContextPriv.driScreenPriv = psp; 591680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->dummyContextPriv.driDrawablePriv = NULL; 592680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->dummyContextPriv.driverPrivate = NULL; 593680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* No other fields should be used! */ 594680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 595680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 596e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pcp->hHWContext = hwContext; 59774d563cdfbfb07cc666d60dc909e90ddb9949cbbKeith Whitwell 598e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if ( !(*psp->DriverAPI.CreateContext)(&config->modes, pcp, shareCtx) ) { 5997c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(pcp); 600680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 601680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 602680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 603680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return pcp; 604680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 605ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg 6063f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 607e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIcontext * 608e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergdri2CreateNewContext(__DRIscreen *screen, const __DRIconfig *config, 609e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIcontext *shared, void *data) 610f616a263a25eda135800bea7d3a863c569b93e30Kristian Høgsberg{ 611f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg return driCreateNewContext(screen, config, 0, shared, 0, data); 612f616a263a25eda135800bea7d3a863c569b93e30Kristian Høgsberg} 613680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 6143f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 615e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int 616e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCopyContext(__DRIcontext *dest, __DRIcontext *src, unsigned long mask) 617e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 618e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return GL_FALSE; 619e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 620e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 621e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg/*@}*/ 622e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 623e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 624680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 625680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Screen handling functions */ 626680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 627680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 628680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 629680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 630680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Destroy the per-screen private information. 631680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 632680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 633680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::DestroyScreen on \p screenPrivate, calls 634680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * drmClose(), and finally frees \p screenPrivate. 635680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 636e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driDestroyScreen(__DRIscreen *psp) 637680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 638680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (psp) { 639680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* No interaction with the X-server is possible at this point. This 640680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * routine is called after XCloseDisplay, so there is no protocol 641680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * stream open to the X-server anymore. 642680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 643680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 644680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (psp->DriverAPI.DestroyScreen) 645680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.DestroyScreen)(psp); 646680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 647f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (!psp->dri2.enabled) { 6487da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmUnmap((drmAddress)psp->pSAREA, SAREA_MAX); 6497da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmUnmap((drmAddress)psp->pFB, psp->fbSize); 6507da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmCloseOnce(psp->fd); 6517da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 652e5c28321b2047418ba960c5f9c3aa86cf2514bbbTilman Sauerbeck 6537c46033130b1b4d6098647d85c2710367572e079Ian Romanick _mesa_free(psp); 654680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 655680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 656680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 6576cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsbergstatic void 658e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergsetupLoaderExtensions(__DRIscreen *psp, 6596cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg const __DRIextension **extensions) 6606cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg{ 6616cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg int i; 6626cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 6636cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg for (i = 0; extensions[i]; i++) { 6646cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_GET_DRAWABLE_INFO) == 0) 6656cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->getDrawableInfo = (__DRIgetDrawableInfoExtension *) extensions[i]; 6666cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_DAMAGE) == 0) 6676cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->damage = (__DRIdamageExtension *) extensions[i]; 6686cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_SYSTEM_TIME) == 0) 6696cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->systemTime = (__DRIsystemTimeExtension *) extensions[i]; 670f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_DRI2_LOADER) == 0) 671f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg psp->dri2.loader = (__DRIdri2LoaderExtension *) extensions[i]; 6726cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg } 6736cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg} 6746cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 675680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 67664106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * This is the bootstrap function for the driver. libGL supplies all of the 67764106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * requisite information about the system, and the driver initializes itself. 67864106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * This routine also fills in the linked list pointed to by \c driver_modes 67964106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * with the \c __GLcontextModes that the driver can support for windows or 68064106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * pbuffers. 6813f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * 6823f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * For legacy DRI. 683680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 684680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param scrn Index of the screen 685680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param ddx_version Version of the 2D DDX. This may not be meaningful for 686680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * all drivers. 687680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param dri_version Version of the "server-side" DRI. 688680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param drm_version Version of the kernel DRM. 689680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param frame_buffer Data describing the location and layout of the 690680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * framebuffer. 691680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param pSAREA Pointer the the SAREA. 692680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param fd Device handle for the DRM. 6933f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param extensions ?? 6943f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param driver_modes Returns modes suppoted by the driver 6953f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param loaderPrivate ?? 696c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * 69764106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * \note There is no need to check the minimum API version in this 69864106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * function. Since the name of this function is versioned, it is 69964106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * impossible for a loader that is too old to even load this driver. 700680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 701e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIscreen * 702e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewScreen(int scrn, 703e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *ddx_version, 704e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *dri_version, 705e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *drm_version, 706e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIframebuffer *frame_buffer, 707e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drmAddress pSAREA, int fd, 708e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIextension **extensions, 709e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig ***driver_modes, 710e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg void *loaderPrivate) 711680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 712efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg static const __DRIextension *emptyExtensionList[] = { NULL }; 713e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 714680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 7156186e7a20676c5df30b1b4bffeec87afa1550e25Brian Paul psp = _mesa_calloc(sizeof *psp); 71664106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg if (!psp) 717680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 718680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 7196cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg setupLoaderExtensions(psp, extensions); 7206cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 721680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 722680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** NOT_DONE: This is used by the X server to detect when the client 723680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** has died while holding the drawable lock. The client sets the 724680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** drawable lock to this value. 725680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 726680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->drawLockID = 1; 727680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 728efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->drm_version = *drm_version; 729efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->ddx_version = *ddx_version; 730efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->dri_version = *dri_version; 731680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 732680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pSAREA = pSAREA; 7337da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->lock = (drmLock *) &psp->pSAREA->lock; 734680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 735680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pFB = frame_buffer->base; 736680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbSize = frame_buffer->size; 737680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbStride = frame_buffer->stride; 738680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbWidth = frame_buffer->width; 739680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbHeight = frame_buffer->height; 740680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->devPrivSize = frame_buffer->dev_priv_size; 741680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pDevPriv = frame_buffer->dev_priv; 742fd4f7064e24654c89248be6d76f39c7baf22fce4Jon Smirl psp->fbBPP = psp->fbStride * 8 / frame_buffer->width; 743680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 744ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg psp->extensions = emptyExtensionList; 745680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fd = fd; 74664106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg psp->myNum = scrn; 7477da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->dri2.enabled = GL_FALSE; 748680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 749680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 750680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** Do not init dummy context here; actual initialization will be 751680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** done when the first DRI context is created. Init screen priv ptr 752680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** to NULL to let CreateContext routine that it needs to be inited. 753680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 754680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->dummyContextPriv.driScreenPriv = NULL; 755680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 756e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 757680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 758e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *driver_modes = driDriverAPI.InitScreen(psp); 75964106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg if (*driver_modes == NULL) { 76064106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg _mesa_free(psp); 761680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 762680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 763680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 764680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return psp; 765680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 766680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 7673f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul/** 7683f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * DRI2 7693f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul */ 770e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIscreen * 771f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergdri2CreateNewScreen(int scrn, int fd, 772e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIextension **extensions, 773e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig ***driver_configs, void *data) 7747da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg{ 7757da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg static const __DRIextension *emptyExtensionList[] = { NULL }; 776e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 77716242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg drmVersionPtr version; 778129b9ad16f95421d12f77c1bd3eca915d8768b78Kristian Høgsberg 779e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (driDriverAPI.InitScreen2 == NULL) 780129b9ad16f95421d12f77c1bd3eca915d8768b78Kristian Høgsberg return NULL; 7817da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 7820d7fafa0ed706a2053944e9b25068dfed6339a0cPauli Nieminen psp = _mesa_calloc(sizeof(*psp)); 7837da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg if (!psp) 7847da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return NULL; 7857da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 7866cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg setupLoaderExtensions(psp, extensions); 7876cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 78816242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg version = drmGetVersion(fd); 78916242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg if (version) { 79016242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.major = version->version_major; 79116242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.minor = version->version_minor; 79216242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.patch = version->version_patchlevel; 79316242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg drmFreeVersion(version); 79416242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg } 79516242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg 7967da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->extensions = emptyExtensionList; 7977da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->fd = fd; 7987da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->myNum = scrn; 7997da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->dri2.enabled = GL_TRUE; 8007da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 801e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 802e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *driver_configs = driDriverAPI.InitScreen2(psp); 803e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (*driver_configs == NULL) { 8047da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg _mesa_free(psp); 8057da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return NULL; 8067da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 8077da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 808e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 809e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 8107da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return psp; 8117da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg} 8127da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 813e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic const __DRIextension **driGetExtensions(__DRIscreen *psp) 814e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 815e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return psp->extensions; 816e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 817e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 818f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg/** Core interface */ 819e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergconst __DRIcoreExtension driCoreExtension = { 820e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg { __DRI_CORE, __DRI_CORE_VERSION }, 821f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 822e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyScreen, 823e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driGetExtensions, 824e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driGetConfigAttrib, 825e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driIndexConfigAttrib, 826f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 827e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyDrawable, 828e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driSwapBuffers, 829f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 830e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driCopyContext, 831e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyContext, 832e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driBindContext, 833e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driUnbindContext 834e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg}; 835e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 836f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg/** Legacy DRI interface */ 837f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergconst __DRIlegacyExtension driLegacyExtension = { 838f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg { __DRI_LEGACY, __DRI_LEGACY_VERSION }, 839f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewScreen, 840f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewDrawable, 841f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewContext, 842f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg}; 843f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg 844f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg/** Legacy DRI interface */ 845f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergconst __DRIdri2Extension driDRI2Extension = { 846f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg { __DRI_DRI2, __DRI_DRI2_VERSION }, 847f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewScreen, 848f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewDrawable, 849f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewContext, 850f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg}; 851f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg 852e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg/* This is the table of extensions that the loader will dlsym() for. */ 853e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergPUBLIC const __DRIextension *__driDriverExtensions[] = { 854e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg &driCoreExtension.base, 855e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg &driLegacyExtension.base, 856f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg &driDRI2Extension.base, 857e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg NULL 858e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg}; 859e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 860680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellstatic int 861a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian HøgsbergdriFrameTracking(__DRIdrawable *drawable, GLboolean enable) 862a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg{ 863a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg return GLX_BAD_CONTEXT; 864a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg} 865a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg 866a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsbergstatic int 867e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriQueryFrameTracking(__DRIdrawable *dpriv, 8685987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t * sbc, int64_t * missedFrames, 8695987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg float * lastMissedUsage, float * usage) 870680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 871680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell __DRIswapInfo sInfo; 872680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int status; 873680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int64_t ust; 874d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = dpriv->driScreenPriv; 875680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 876680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dpriv->driScreenPriv->DriverAPI.GetSwapInfo( dpriv, & sInfo ); 877680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if ( status == 0 ) { 878680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *sbc = sInfo.swap_count; 879680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *missedFrames = sInfo.swap_missed_count; 880680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *lastMissedUsage = sInfo.swap_missed_usage; 881680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 8826cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg (*psp->systemTime->getUST)( & ust ); 883680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *usage = driCalculateSwapUsage( dpriv, sInfo.swap_ust, ust ); 884680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 885680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 886680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return status; 887680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 888680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 889a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsbergconst __DRIframeTrackingExtension driFrameTrackingExtension = { 890ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_FRAME_TRACKING, __DRI_FRAME_TRACKING_VERSION }, 891a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg driFrameTracking, 892a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg driQueryFrameTracking 893a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg}; 894680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 895680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 896680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Calculate amount of swap interval used between GLX buffer swaps. 897680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 898680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * The usage value, on the range [0,max], is the fraction of total swap 899680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * interval time used between GLX buffer swaps is calculated. 900680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 901680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \f$p = t_d / (i * t_r)\f$ 902680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 903680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Where \f$t_d\f$ is the time since the last GLX buffer swap, \f$i\f$ is the 904680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * swap interval (as set by \c glXSwapIntervalSGI), and \f$t_r\f$ time 905680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * required for a single vertical refresh period (as returned by \c 906680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * glXGetMscRateOML). 907680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 908680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * See the documentation for the GLX_MESA_swap_frame_usage extension for more 909680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * details. 910680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 911680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param dPriv Pointer to the private drawable structure. 912680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \return If less than a single swap interval time period was required 913680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * between GLX buffer swaps, a number greater than 0 and less than 914680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 1.0 is returned. If exactly one swap interval time period is 915680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * required, 1.0 is returned, and if more than one is required then 916680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * a number greater than 1.0 will be returned. 917680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 918680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \sa glXSwapIntervalSGI glXGetMscRateOML 919680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 920680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \todo Instead of caching the \c glXGetMscRateOML function pointer, would it 921680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * be possible to cache the sync rate? 922680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 923680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellfloat 924d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian HøgsbergdriCalculateSwapUsage( __DRIdrawable *dPriv, int64_t last_swap_ust, 925680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int64_t current_ust ) 926680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 927680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int32_t n; 928680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int32_t d; 929680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int interval; 930680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell float usage = 1.0; 931d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = dPriv->driScreenPriv; 932680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 933e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if ( (*psp->systemTime->getMSCRate)(dPriv, &n, &d, dPriv->loaderPrivate) ) { 934efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg interval = (dPriv->swap_interval != 0) ? dPriv->swap_interval : 1; 935680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 936680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 937680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* We want to calculate 938680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * (current_UST - last_swap_UST) / (interval * us_per_refresh). We get 939680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * current_UST by calling __glXGetUST. last_swap_UST is stored in 940680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * dPriv->swap_ust. interval has already been calculated. 941680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 942680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * The only tricky part is us_per_refresh. us_per_refresh is 943680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 1000000 / MSC_rate. We know the MSC_rate is n / d. We can flip it 944680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * around and say us_per_refresh = 1000000 * d / n. Since this goes in 945680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * the denominator of the final calculation, we calculate 946680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * (interval * 1000000 * d) and move n into the numerator. 947680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 948680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 949680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage = (current_ust - last_swap_ust); 950680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage *= n; 951680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage /= (interval * d); 952680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage /= 1000000.0; 953680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 954680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 955680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return usage; 956680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 957680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 958680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 959