dri_util.c revision a7a9a91d7b28e5b5faed509d00f0f951e3136b1b
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 50c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisGLint 51c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisdriIntersectArea( drm_clip_rect_t rect1, drm_clip_rect_t rect2 ) 52c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis{ 53c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.x1 > rect1.x1) rect1.x1 = rect2.x1; 54c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.x2 < rect1.x2) rect1.x2 = rect2.x2; 55c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.y1 > rect1.y1) rect1.y1 = rect2.y1; 56c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.y2 < rect1.y2) rect1.y2 = rect2.y2; 57c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 58c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect1.x1 > rect1.x2 || rect1.y1 > rect1.y2) return 0; 59c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 60c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return (rect1.x2 - rect1.x1) * (rect1.y2 - rect1.y1); 61c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis} 62680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 63680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 64680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Context (un)binding functions */ 65680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 66680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 67680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 68680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 69680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Unbind context. 70680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 71aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsberg * \param scrn the screen. 72680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param gc context. 73680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 74680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \return \c GL_TRUE on success, or \c GL_FALSE on failure. 75680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 76680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 77680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::UnbindContext, and then decrements 78d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * __DRIdrawableRec::refcount which must be non-zero for a successful 79680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * return. 80680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 81680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * While casting the opaque private pointers associated with the parameters 82680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * into their respective real types it also assures they are not \c NULL. 83680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 84e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driUnbindContext(__DRIcontext *pcp) 85680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 86e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 87418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen __DRIdrawable *pdp; 88418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen __DRIdrawable *prp; 89680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 90680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 91680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** Assume error checking is done properly in glXMakeCurrent before 92c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick ** calling driUnbindContext. 93680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 94680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 95e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (pcp == NULL) 96aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsberg return GL_FALSE; 97680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 98e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp = pcp->driScreenPriv; 99418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pdp = pcp->driDrawablePriv; 100418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen prp = pcp->driReadablePriv; 101680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 102418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* already unbound */ 103418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (!pdp && !prp) 104418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_TRUE; 105418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* Let driver unbind drawable from context */ 106680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.UnbindContext)(pcp); 107680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 108cab77711b3e8d398393677bcefcd413f50503a64Vinson Lee assert(pdp); 109418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (pdp->refcount == 0) { 110418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* ERROR!!! */ 111418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_FALSE; 112418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 113418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 114418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_put_drawable(pdp); 115418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 116418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (prp != pdp) { 117418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (prp->refcount == 0) { 118418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* ERROR!!! */ 119418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_FALSE; 120418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 121418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 122418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_put_drawable(prp); 123418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 124418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 125418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 126418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* XXX this is disabled so that if we call SwapBuffers on an unbound 127418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen * window we can determine the last context bound to the window and 128418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen * use that context's lock. (BrianP, 2-Dec-2000) 129418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen */ 130418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pcp->driDrawablePriv = pcp->driReadablePriv = NULL; 131418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 132680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return GL_TRUE; 133680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 134680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 135680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 136680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function takes both a read buffer and a draw buffer. This is needed 137680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * for \c glXMakeCurrentReadSGI or GLX 1.3's \c glXMakeContextCurrent 138680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * function. 139680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 140e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driBindContext(__DRIcontext *pcp, 141e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdp, 142e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *prp) 143680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 144d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = NULL; 145680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 146680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Bind the drawable to the context */ 1478e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom 148418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (pcp) { 149c994f08eb1ec2a4bbaa44fbd6d35e7ff033d5c3cVinson Lee psp = pcp->driScreenPriv; 150418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pcp->driDrawablePriv = pdp; 151418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pcp->driReadablePriv = prp; 152418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (pdp) { 153418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pdp->driContextPriv = pcp; 154418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_get_drawable(pdp); 1558e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom } 156418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if ( prp && pdp != prp ) { 157418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_get_drawable(prp); 158418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 159418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 160680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 161680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 162680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** Now that we have a context associated with this drawable, we can 163680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** initialize the drawable information if has not been done before. 164680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 165680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 166e63f532d26d82c06281840a84c73e2e36d7b3e1eVinson Lee assert(psp); 167f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (!psp->dri2.enabled) { 1688e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom if (pdp && !pdp->pStamp) { 1697da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1707da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg __driUtilUpdateDrawableInfo(pdp); 1717da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1727da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 1738e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom if (prp && pdp != prp && !prp->pStamp) { 1747da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1757da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg __driUtilUpdateDrawableInfo(prp); 1767da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1778e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom } 1787b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick } 1797b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick 180680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Call device-specific MakeCurrent */ 181680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 182c952b3e907ab31cd5f95157c18ce2f81626aafe4Thomas Hellstrom return (*psp->DriverAPI.MakeCurrent)(pcp, pdp, prp); 183680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 184680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 185680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 186680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 187680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 188680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 189680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Drawable handling functions */ 190680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 191680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 192680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 193680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 194680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Update private drawable information. 195680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 196680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param pdp pointer to the private drawable information to update. 197680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 198d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function basically updates the __DRIdrawable struct's 1995f1ba3e21b62cee1a4f900a2e6964728f3eeea9bIan Romanick * cliprect information by calling \c __DRIinterfaceMethods::getDrawableInfo. 2005f1ba3e21b62cee1a4f900a2e6964728f3eeea9bIan Romanick * This is usually called by the DRI_VALIDATE_DRAWABLE_INFO macro which 201680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * compares the __DRIdrwablePrivate pStamp and lastStamp values. If 202680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * the values are different that means we have to update the clipping 203680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * info. 204680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 205680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellvoid 206d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg__driUtilUpdateDrawableInfo(__DRIdrawable *pdp) 207680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 208d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = pdp->driScreenPriv; 209d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIcontext *pcp = pdp->driContextPriv; 210680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 2117b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick if (!pcp 2127b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick || ((pdp != pcp->driDrawablePriv) && (pdp != pcp->driReadablePriv))) { 213682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström /* ERROR!!! 214682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström * ...but we must ignore it. There can be many contexts bound to a 215682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström * drawable. 216682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström */ 217680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 218680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 219680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pClipRects) { 22032f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pClipRects); 221a903749b246fce26038c66d06fe7eb77daf815abMichel Dänzer pdp->pClipRects = NULL; 222680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 223680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 224680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pBackClipRects) { 22532f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pBackClipRects); 226a903749b246fce26038c66d06fe7eb77daf815abMichel Dänzer pdp->pBackClipRects = NULL; 227680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 228680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 229680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 230680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 231e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (! (*psp->getDrawableInfo->getDrawableInfo)(pdp, 232680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->index, &pdp->lastStamp, 233680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->x, &pdp->y, &pdp->w, &pdp->h, 234680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->numClipRects, &pdp->pClipRects, 235680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->backX, 236680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->backY, 237680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->numBackClipRects, 238e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg &pdp->pBackClipRects, 239e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->loaderPrivate)) { 240680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Error -- eg the window may have been destroyed. Keep going 241680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * with no cliprects. 242680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 243680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = &pdp->lastStamp; /* prevent endless loop */ 244680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numClipRects = 0; 245680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 246680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numBackClipRects = 0; 247680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 248680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 249680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell else 250680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = &(psp->pSAREA->drawableTable[pdp->index].stamp); 251680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 252680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 253680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 254680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 255680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 256680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 257680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 258680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name GLX callbacks */ 259680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 260680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 261680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 262e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driReportDamage(__DRIdrawable *pdp, 263e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg struct drm_clip_rect *pClipRects, int numClipRects) 264e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 265e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp = pdp->driScreenPriv; 266e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 267e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg /* Check that we actually have the new damage report method */ 268f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (psp->damage) { 269e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg /* Report the damage. Currently, all our drivers draw 270e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg * directly to the front buffer, so we report the damage there 271e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg * rather than to the backing storein (if any). 272e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg */ 273e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg (*psp->damage->reportDamage)(pdp, 274e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->x, pdp->y, 275e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pClipRects, numClipRects, 276e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg GL_TRUE, pdp->loaderPrivate); 277e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg } 278e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 279e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 280e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 281680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 282680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Swap buffers. 283680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 284680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param drawablePrivate opaque pointer to the per-drawable private info. 285680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 286680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 287d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function calls __DRIdrawable::swapBuffers. 288680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 289680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Is called directly from glXSwapBuffers(). 290680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 291e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driSwapBuffers(__DRIdrawable *dPriv) 292680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 293e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp = dPriv->driScreenPriv; 2947627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao drm_clip_rect_t *rects; 2957627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao int i; 2962407e48f2805e27e76e2e1d7083926c4077d9032Xiang, Haihao 297e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI.SwapBuffers(dPriv); 298c2b185cff82a6cdb723cda4e05ffe1a213a9de3eEric Anholt 29943c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton if (!dPriv->numClipRects) 30043c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton return; 30143c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton 30232f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg rects = malloc(sizeof(*rects) * dPriv->numClipRects); 3037627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3047627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao if (!rects) 3057627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao return; 3067627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3077627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao for (i = 0; i < dPriv->numClipRects; i++) { 3087627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].x1 = dPriv->pClipRects[i].x1 - dPriv->x; 3097627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].y1 = dPriv->pClipRects[i].y1 - dPriv->y; 3107627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].x2 = dPriv->pClipRects[i].x2 - dPriv->x; 3117627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].y2 = dPriv->pClipRects[i].y2 - dPriv->y; 3127627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao } 3137627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3147627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao driReportDamage(dPriv, rects, dPriv->numClipRects); 31532f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(rects); 316680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 317680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 318e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driDrawableGetMSC( __DRIscreen *sPriv, __DRIdrawable *dPriv, 31938fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes int64_t *msc ) 32038fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes{ 3216e8d21d72f35767e07081a8bee4323aaaf5e2aaeKristian Høgsberg return sPriv->DriverAPI.GetDrawableMSC(sPriv, dPriv, msc); 322680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 323680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3243f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 325e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driWaitForMSC(__DRIdrawable *dPriv, int64_t target_msc, 3265987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t divisor, int64_t remainder, 3275987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t * msc, int64_t * sbc) 328680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 329680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell __DRIswapInfo sInfo; 330680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int status; 331680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 332680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dPriv->driScreenPriv->DriverAPI.WaitForMSC( dPriv, target_msc, 333680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell divisor, remainder, 334680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell msc ); 335680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 336680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* GetSwapInfo() may not be provided by the driver if GLX_SGI_video_sync 337680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * is supported but GLX_OML_sync_control is not. Therefore, don't return 338680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * an error value if GetSwapInfo() is not implemented. 339680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 340680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if ( status == 0 341680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell && dPriv->driScreenPriv->DriverAPI.GetSwapInfo ) { 342680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dPriv->driScreenPriv->DriverAPI.GetSwapInfo( dPriv, & sInfo ); 343680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *sbc = sInfo.swap_count; 344680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 345680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 346680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return status; 347680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 348680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3493f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 350106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsbergconst __DRImediaStreamCounterExtension driMediaStreamCounterExtension = { 351ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_MEDIA_STREAM_COUNTER, __DRI_MEDIA_STREAM_COUNTER_VERSION }, 352106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsberg driWaitForMSC, 35338fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes driDrawableGetMSC, 354106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsberg}; 355680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3563f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 357e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driCopySubBuffer(__DRIdrawable *dPriv, 358f2ad1b60c0da11283b399008f491792790cea294Brian Paul int x, int y, int w, int h) 359f2ad1b60c0da11283b399008f491792790cea294Brian Paul{ 360e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_clip_rect_t rect; 361e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 362e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg rect.x1 = x; 363377016d728ace47c9eeb3ac2f01191608ab060f6Dennis Kasprzyk rect.y1 = dPriv->h - y - h; 364e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg rect.x2 = x + w; 365377016d728ace47c9eeb3ac2f01191608ab060f6Dennis Kasprzyk rect.y2 = rect.y1 + h; 366e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driReportDamage(dPriv, &rect, 1); 3673a94b25538c647df965a93cd7734b841257ef203Peter Hutterer 3683a94b25538c647df965a93cd7734b841257ef203Peter Hutterer dPriv->driScreenPriv->DriverAPI.CopySubBuffer(dPriv, x, y, w, h); 369f2ad1b60c0da11283b399008f491792790cea294Brian Paul} 370680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 371ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsbergconst __DRIcopySubBufferExtension driCopySubBufferExtension = { 372ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_COPY_SUB_BUFFER, __DRI_COPY_SUB_BUFFER_VERSION }, 373ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg driCopySubBuffer 374ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg}; 375ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg 376e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driSetSwapInterval(__DRIdrawable *dPriv, unsigned int interval) 377efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg{ 378e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg dPriv->swap_interval = interval; 379efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg} 380efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 381e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic unsigned int driGetSwapInterval(__DRIdrawable *dPriv) 382efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg{ 383e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return dPriv->swap_interval; 384efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg} 385efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 386efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsbergconst __DRIswapControlExtension driSwapControlExtension = { 387ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_SWAP_CONTROL, __DRI_SWAP_CONTROL_VERSION }, 388efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg driSetSwapInterval, 389efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg driGetSwapInterval 390efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg}; 391efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 392efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 393680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 394680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This is called via __DRIscreenRec's createNewDrawable pointer. 395680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 396e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIdrawable * 397e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewDrawable(__DRIscreen *psp, const __DRIconfig *config, 398e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_drawable_t hwDrawable, int renderType, 399e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const int *attrs, void *data) 400680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 401e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdp; 4021960182ece3f1eca06d2e439f64dd61be8a03ff5Ian Romanick 403680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Since pbuffers are not yet supported, no drawable attributes are 404680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * supported either. 405680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 406680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (void) attrs; 407680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 40832f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg pdp = malloc(sizeof *pdp); 409680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (!pdp) { 410680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 411680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 412680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 413e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->loaderPrivate = data; 4144ff95e78e19e5902352ea3759d32d9f013255f42Kristian Høgsberg pdp->hHWDrawable = hwDrawable; 4153264352c577ce1d6681e70abd76624ede906df71Dave Airlie pdp->refcount = 1; 416680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = NULL; 417680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->lastStamp = 0; 418680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->index = 0; 419680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->x = 0; 420680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->y = 0; 421680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->w = 0; 422680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->h = 0; 423680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numClipRects = 0; 424680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numBackClipRects = 0; 425680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 426680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 42738fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->vblSeq = 0; 42838fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->vblFlags = 0; 429680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 430680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->driScreenPriv = psp; 431680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 432e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (!(*psp->DriverAPI.CreateBuffer)(psp, pdp, &config->modes, 433680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell renderType == GLX_PIXMAP_BIT)) { 43432f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp); 435680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 436680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 437680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 43838fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->msc_base = 0; 439680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 440c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick /* This special default value is replaced with the configured 441c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * default value when the drawable is first bound to a direct 442c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * rendering context. 443c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick */ 444efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg pdp->swap_interval = (unsigned)-1; 445680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 446e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return pdp; 447e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 448680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 4493f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 450e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIdrawable * 451f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergdri2CreateNewDrawable(__DRIscreen *screen, 452f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg const __DRIconfig *config, 453f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg void *loaderPrivate) 454e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 455e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdraw; 4567da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 457f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg pdraw = driCreateNewDrawable(screen, config, 0, 0, NULL, loaderPrivate); 4585cf69fe511a67a7bcf6787974becf6a143abb507Alan Hourihane if (!pdraw) 4595cf69fe511a67a7bcf6787974becf6a143abb507Alan Hourihane return NULL; 460e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 461925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg pdraw->pClipRects = &pdraw->dri2.clipRect; 462925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg pdraw->pBackClipRects = &pdraw->dri2.clipRect; 463e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 46461d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez pdraw->pStamp = &pdraw->dri2.stamp; 46561d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez *pdraw->pStamp = pdraw->lastStamp + 1; 46661d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez 467e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return pdraw; 468680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 469680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 4703264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_get_drawable(__DRIdrawable *pdp) 4713264352c577ce1d6681e70abd76624ede906df71Dave Airlie{ 4723264352c577ce1d6681e70abd76624ede906df71Dave Airlie pdp->refcount++; 4733264352c577ce1d6681e70abd76624ede906df71Dave Airlie} 4743264352c577ce1d6681e70abd76624ede906df71Dave Airlie 4753264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_put_drawable(__DRIdrawable *pdp) 476680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 477d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp; 478680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 479680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp) { 480f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee pdp->refcount--; 481f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee if (pdp->refcount) 482f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee return; 483f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee 484eab896cc213157758d74a2f39b5e3b1e748c071fDave Airlie psp = pdp->driScreenPriv; 485680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.DestroyBuffer)(pdp); 486925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg if (pdp->pClipRects && pdp->pClipRects != &pdp->dri2.clipRect) { 48732f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pClipRects); 488680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 489680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 490925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg if (pdp->pBackClipRects && pdp->pClipRects != &pdp->dri2.clipRect) { 49132f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pBackClipRects); 492680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 493680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 49432f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp); 495680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 496680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 497680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 4983264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void 4993264352c577ce1d6681e70abd76624ede906df71Dave AirliedriDestroyDrawable(__DRIdrawable *pdp) 5003264352c577ce1d6681e70abd76624ede906df71Dave Airlie{ 5013264352c577ce1d6681e70abd76624ede906df71Dave Airlie dri_put_drawable(pdp); 5023264352c577ce1d6681e70abd76624ede906df71Dave Airlie} 5033264352c577ce1d6681e70abd76624ede906df71Dave Airlie 504680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 505680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 506680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 507680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 508680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Context handling functions */ 509680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 510680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 511680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 512680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 513680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Destroy the per-context private information. 514680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 515680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 516680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::DestroyContext on \p contextPrivate, calls 517680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * drmDestroyContext(), and finally frees \p contextPrivate. 518680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 519b4b040f7d83f5f4917c48bf5833394d550e30421Brian Paulstatic void 520e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriDestroyContext(__DRIcontext *pcp) 521680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 522680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pcp) { 523680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*pcp->driScreenPriv->DriverAPI.DestroyContext)(pcp); 52432f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pcp); 525680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 526680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 527680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 528680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 529680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 530680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Create the per-drawable private driver information. 531680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 532680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param render_type Type of rendering target. \c GLX_RGBA is the only 533680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * type likely to ever be supported for direct-rendering. 5343f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param shared Context with which to share textures, etc. or NULL 535680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 536680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \returns An opaque pointer to the per-context private information on 537680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * success, or \c NULL on failure. 538680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 539680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 540d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function allocates and fills a __DRIcontextRec structure. It 541680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * performs some device independent initialization and passes all the 542680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * relevent information to __DriverAPIRec::CreateContext to create the 543680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * context. 544680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 545680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 546e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIcontext * 547e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewContext(__DRIscreen *psp, const __DRIconfig *config, 548ecdb45cb29e3209287cc297081596126e955ff2bKristian Høgsberg int render_type, __DRIcontext *shared, 549e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_context_t hwContext, void *data) 550680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 551e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIcontext *pcp; 552e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg void * const shareCtx = (shared != NULL) ? shared->driverPrivate : NULL; 553680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 55432f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg pcp = malloc(sizeof *pcp); 555e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (!pcp) 556680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 557680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 558680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pcp->driScreenPriv = psp; 559680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pcp->driDrawablePriv = NULL; 56093931d9e684cd5a5659c3f28f8da7294ac174542Kristian Høgsberg pcp->loaderPrivate = data; 56193931d9e684cd5a5659c3f28f8da7294ac174542Kristian Høgsberg 562d449627829e1a4a3250a1a723af2f4e3cd5fd194Kristian Høgsberg pcp->dri2.draw_stamp = 0; 563d449627829e1a4a3250a1a723af2f4e3cd5fd194Kristian Høgsberg pcp->dri2.read_stamp = 0; 564680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 565e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pcp->hHWContext = hwContext; 56674d563cdfbfb07cc666d60dc909e90ddb9949cbbKeith Whitwell 567a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg if ( !(*psp->DriverAPI.CreateContext)(API_OPENGL, 568a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg &config->modes, pcp, shareCtx) ) { 56932f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pcp); 570680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 571680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 572680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 573680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return pcp; 574680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 575ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg 576a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergstatic unsigned int 577a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergdri2GetAPIMask(__DRIscreen *screen) 578a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg{ 579a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return screen->api_mask; 580a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg} 581a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 582a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergstatic __DRIcontext * 583a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergdri2CreateNewContextForAPI(__DRIscreen *screen, int api, 584a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg const __DRIconfig *config, 585a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg __DRIcontext *shared, void *data) 586a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg{ 587a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg __DRIcontext *context; 588a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg void *shareCtx = (shared != NULL) ? shared->driverPrivate : NULL; 589a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg gl_api mesa_api; 590a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 591a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg if (!(screen->api_mask & (1 << api))) 592a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return NULL; 593a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 594a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg switch (api) { 595a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg case __DRI_API_OPENGL: 596a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg mesa_api = API_OPENGL; 597a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg break; 598a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg case __DRI_API_GLES: 599a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg mesa_api = API_OPENGLES; 600a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg break; 601a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg case __DRI_API_GLES2: 602a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg mesa_api = API_OPENGLES2; 603a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg break; 604a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg } 605a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 606a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context = malloc(sizeof *context); 607a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg if (!context) 608a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return NULL; 609a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 610a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context->driScreenPriv = screen; 611a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context->driDrawablePriv = NULL; 612a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context->loaderPrivate = data; 613a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 614a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg if (!(*screen->DriverAPI.CreateContext)(api, &config->modes, 615a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context, shareCtx) ) { 616a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg free(context); 617a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return NULL; 618a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg } 619a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 620a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return context; 621a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg} 622a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 6233f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 624e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIcontext * 625e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergdri2CreateNewContext(__DRIscreen *screen, const __DRIconfig *config, 626e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIcontext *shared, void *data) 627f616a263a25eda135800bea7d3a863c569b93e30Kristian Høgsberg{ 628a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return dri2CreateNewContextForAPI(screen, __DRI_API_OPENGL, 629a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg config, shared, data); 630f616a263a25eda135800bea7d3a863c569b93e30Kristian Høgsberg} 631680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 632e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int 633e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCopyContext(__DRIcontext *dest, __DRIcontext *src, unsigned long mask) 634e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 635e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return GL_FALSE; 636e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 637e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 638e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg/*@}*/ 639e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 640e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 641680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 642680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Screen handling functions */ 643680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 644680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 645680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 646680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 647680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Destroy the per-screen private information. 648680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 649680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 650680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::DestroyScreen on \p screenPrivate, calls 651680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * drmClose(), and finally frees \p screenPrivate. 652680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 653e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driDestroyScreen(__DRIscreen *psp) 654680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 655680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (psp) { 656680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* No interaction with the X-server is possible at this point. This 657680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * routine is called after XCloseDisplay, so there is no protocol 658680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * stream open to the X-server anymore. 659680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 660680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 661680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (psp->DriverAPI.DestroyScreen) 662680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.DestroyScreen)(psp); 663680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 664f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (!psp->dri2.enabled) { 6657da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmUnmap((drmAddress)psp->pSAREA, SAREA_MAX); 6667da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmUnmap((drmAddress)psp->pFB, psp->fbSize); 6677da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmCloseOnce(psp->fd); 6687da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 669e5c28321b2047418ba960c5f9c3aa86cf2514bbbTilman Sauerbeck 67032f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(psp); 671680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 672680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 673680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 6746cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsbergstatic void 675e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergsetupLoaderExtensions(__DRIscreen *psp, 6766cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg const __DRIextension **extensions) 6776cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg{ 6786cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg int i; 6796cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 6806cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg for (i = 0; extensions[i]; i++) { 6816cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_GET_DRAWABLE_INFO) == 0) 6826cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->getDrawableInfo = (__DRIgetDrawableInfoExtension *) extensions[i]; 6836cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_DAMAGE) == 0) 6846cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->damage = (__DRIdamageExtension *) extensions[i]; 6856cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_SYSTEM_TIME) == 0) 6866cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->systemTime = (__DRIsystemTimeExtension *) extensions[i]; 687f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_DRI2_LOADER) == 0) 688f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg psp->dri2.loader = (__DRIdri2LoaderExtension *) extensions[i]; 689c26247100bfd453a7ec013f630abe366c12fbd8bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_IMAGE_LOOKUP) == 0) 690c26247100bfd453a7ec013f630abe366c12fbd8bKristian Høgsberg psp->dri2.image = (__DRIimageLookupExtension *) extensions[i]; 6916cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg } 6926cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg} 6936cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 694680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 69564106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * This is the bootstrap function for the driver. libGL supplies all of the 69664106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * requisite information about the system, and the driver initializes itself. 69764106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * This routine also fills in the linked list pointed to by \c driver_modes 69864106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * with the \c __GLcontextModes that the driver can support for windows or 69964106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * pbuffers. 7003f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * 7013f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * For legacy DRI. 702680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 703680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param scrn Index of the screen 704680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param ddx_version Version of the 2D DDX. This may not be meaningful for 705680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * all drivers. 706680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param dri_version Version of the "server-side" DRI. 707680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param drm_version Version of the kernel DRM. 708680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param frame_buffer Data describing the location and layout of the 709680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * framebuffer. 710fab1f07d6ad01463897ae792f4b33738afb07369Jeff Smith * \param pSAREA Pointer to the SAREA. 711680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param fd Device handle for the DRM. 7123f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param extensions ?? 7133f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param driver_modes Returns modes suppoted by the driver 7143f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param loaderPrivate ?? 715c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * 71664106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * \note There is no need to check the minimum API version in this 71764106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * function. Since the name of this function is versioned, it is 71864106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * impossible for a loader that is too old to even load this driver. 719680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 720e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIscreen * 721e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewScreen(int scrn, 722e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *ddx_version, 723e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *dri_version, 724e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *drm_version, 725e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIframebuffer *frame_buffer, 726e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drmAddress pSAREA, int fd, 727e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIextension **extensions, 728e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig ***driver_modes, 729e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg void *loaderPrivate) 730680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 731efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg static const __DRIextension *emptyExtensionList[] = { NULL }; 732e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 733680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 73432f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg psp = calloc(1, sizeof *psp); 73564106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg if (!psp) 736680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 737680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 7386cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg setupLoaderExtensions(psp, extensions); 7396cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 740680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 741680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** NOT_DONE: This is used by the X server to detect when the client 742680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** has died while holding the drawable lock. The client sets the 743680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** drawable lock to this value. 744680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 745680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->drawLockID = 1; 746680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 747efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->drm_version = *drm_version; 748efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->ddx_version = *ddx_version; 749efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->dri_version = *dri_version; 750680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 751680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pSAREA = pSAREA; 7527da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->lock = (drmLock *) &psp->pSAREA->lock; 753680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 754680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pFB = frame_buffer->base; 755680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbSize = frame_buffer->size; 756680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbStride = frame_buffer->stride; 757680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbWidth = frame_buffer->width; 758680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbHeight = frame_buffer->height; 759680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->devPrivSize = frame_buffer->dev_priv_size; 760680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pDevPriv = frame_buffer->dev_priv; 761fd4f7064e24654c89248be6d76f39c7baf22fce4Jon Smirl psp->fbBPP = psp->fbStride * 8 / frame_buffer->width; 762680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 763ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg psp->extensions = emptyExtensionList; 764680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fd = fd; 76564106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg psp->myNum = scrn; 7667da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->dri2.enabled = GL_FALSE; 767680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 768e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 769a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg psp->api_mask = (1 << __DRI_API_OPENGL); 770680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 771e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *driver_modes = driDriverAPI.InitScreen(psp); 77264106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg if (*driver_modes == NULL) { 77332f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(psp); 774680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 775680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 776680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 777680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return psp; 778680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 779680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 7803f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul/** 7813f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * DRI2 7823f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul */ 783e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIscreen * 784f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergdri2CreateNewScreen(int scrn, int fd, 785e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIextension **extensions, 786e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig ***driver_configs, void *data) 7877da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg{ 7887da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg static const __DRIextension *emptyExtensionList[] = { NULL }; 789e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 79016242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg drmVersionPtr version; 791129b9ad16f95421d12f77c1bd3eca915d8768b78Kristian Høgsberg 792e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (driDriverAPI.InitScreen2 == NULL) 793129b9ad16f95421d12f77c1bd3eca915d8768b78Kristian Høgsberg return NULL; 7947da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 79532f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg psp = calloc(1, sizeof(*psp)); 7967da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg if (!psp) 7977da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return NULL; 7987da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 7996cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg setupLoaderExtensions(psp, extensions); 8006cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 80116242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg version = drmGetVersion(fd); 80216242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg if (version) { 80316242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.major = version->version_major; 80416242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.minor = version->version_minor; 80516242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.patch = version->version_patchlevel; 80616242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg drmFreeVersion(version); 80716242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg } 80816242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg 8097da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->extensions = emptyExtensionList; 8107da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->fd = fd; 8117da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->myNum = scrn; 8127da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->dri2.enabled = GL_TRUE; 8137da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 814e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 815a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg psp->api_mask = (1 << __DRI_API_OPENGL); 816e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *driver_configs = driDriverAPI.InitScreen2(psp); 817e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (*driver_configs == NULL) { 81832f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(psp); 8197da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return NULL; 8207da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 8217da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 822e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 823e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 8247da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return psp; 8257da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg} 8267da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 827e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic const __DRIextension **driGetExtensions(__DRIscreen *psp) 828e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 829e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return psp->extensions; 830e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 831e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 832f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg/** Core interface */ 833e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergconst __DRIcoreExtension driCoreExtension = { 834e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg { __DRI_CORE, __DRI_CORE_VERSION }, 835f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 836e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyScreen, 837e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driGetExtensions, 838e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driGetConfigAttrib, 839e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driIndexConfigAttrib, 840f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 841e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyDrawable, 842e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driSwapBuffers, 843f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 844e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driCopyContext, 845e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyContext, 846e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driBindContext, 847e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driUnbindContext 848e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg}; 849e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 850f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg/** Legacy DRI interface */ 851f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergconst __DRIlegacyExtension driLegacyExtension = { 852f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg { __DRI_LEGACY, __DRI_LEGACY_VERSION }, 853f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewScreen, 854f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewDrawable, 855f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewContext, 856f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg}; 857f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg 85839a0e4e7de379a182c1544fa24d5cb2a7687ec72Kristian Høgsberg/** DRI2 interface */ 859f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergconst __DRIdri2Extension driDRI2Extension = { 860f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg { __DRI_DRI2, __DRI_DRI2_VERSION }, 861f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewScreen, 862f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewDrawable, 863f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewContext, 864a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg dri2GetAPIMask, 865a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg dri2CreateNewContextForAPI 866f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg}; 867f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg 868680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellstatic int 869a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian HøgsbergdriFrameTracking(__DRIdrawable *drawable, GLboolean enable) 870a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg{ 871a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg return GLX_BAD_CONTEXT; 872a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg} 873a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg 874a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsbergstatic int 875e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriQueryFrameTracking(__DRIdrawable *dpriv, 8765987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t * sbc, int64_t * missedFrames, 8775987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg float * lastMissedUsage, float * usage) 878680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 879680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell __DRIswapInfo sInfo; 880680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int status; 881680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int64_t ust; 882d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = dpriv->driScreenPriv; 883680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 884680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dpriv->driScreenPriv->DriverAPI.GetSwapInfo( dpriv, & sInfo ); 885680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if ( status == 0 ) { 886680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *sbc = sInfo.swap_count; 887680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *missedFrames = sInfo.swap_missed_count; 888680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *lastMissedUsage = sInfo.swap_missed_usage; 889680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 8906cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg (*psp->systemTime->getUST)( & ust ); 891680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *usage = driCalculateSwapUsage( dpriv, sInfo.swap_ust, ust ); 892680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 893680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 894680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return status; 895680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 896680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 897a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsbergconst __DRIframeTrackingExtension driFrameTrackingExtension = { 898ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_FRAME_TRACKING, __DRI_FRAME_TRACKING_VERSION }, 899a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg driFrameTracking, 900a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg driQueryFrameTracking 901a7a0a2beb54dcb78d7e0ab64cf2f5a6ede8191a4Kristian Høgsberg}; 902680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 903680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 904680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Calculate amount of swap interval used between GLX buffer swaps. 905680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 906680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * The usage value, on the range [0,max], is the fraction of total swap 907680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * interval time used between GLX buffer swaps is calculated. 908680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 909680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \f$p = t_d / (i * t_r)\f$ 910680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 911680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Where \f$t_d\f$ is the time since the last GLX buffer swap, \f$i\f$ is the 912680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * swap interval (as set by \c glXSwapIntervalSGI), and \f$t_r\f$ time 913680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * required for a single vertical refresh period (as returned by \c 914680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * glXGetMscRateOML). 915680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 916680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * See the documentation for the GLX_MESA_swap_frame_usage extension for more 917680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * details. 918680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 919680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param dPriv Pointer to the private drawable structure. 920680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \return If less than a single swap interval time period was required 921680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * between GLX buffer swaps, a number greater than 0 and less than 922680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 1.0 is returned. If exactly one swap interval time period is 923680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * required, 1.0 is returned, and if more than one is required then 924680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * a number greater than 1.0 will be returned. 925680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 926680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \sa glXSwapIntervalSGI glXGetMscRateOML 927680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 928680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \todo Instead of caching the \c glXGetMscRateOML function pointer, would it 929680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * be possible to cache the sync rate? 930680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 931680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellfloat 932d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian HøgsbergdriCalculateSwapUsage( __DRIdrawable *dPriv, int64_t last_swap_ust, 933680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int64_t current_ust ) 934680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 935680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int32_t n; 936680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int32_t d; 937680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int interval; 938680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell float usage = 1.0; 939d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = dPriv->driScreenPriv; 940680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 941e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if ( (*psp->systemTime->getMSCRate)(dPriv, &n, &d, dPriv->loaderPrivate) ) { 942efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg interval = (dPriv->swap_interval != 0) ? dPriv->swap_interval : 1; 943680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 944680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 945680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* We want to calculate 946680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * (current_UST - last_swap_UST) / (interval * us_per_refresh). We get 947680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * current_UST by calling __glXGetUST. last_swap_UST is stored in 948680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * dPriv->swap_ust. interval has already been calculated. 949680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 950680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * The only tricky part is us_per_refresh. us_per_refresh is 951680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 1000000 / MSC_rate. We know the MSC_rate is n / d. We can flip it 952680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * around and say us_per_refresh = 1000000 * d / n. Since this goes in 953680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * the denominator of the final calculation, we calculate 954680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * (interval * 1000000 * d) and move n into the numerator. 955680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 956680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 957680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage = (current_ust - last_swap_ust); 958680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage *= n; 959680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage /= (interval * d); 960680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage /= 1000000.0; 961680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 962680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 963680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return usage; 964680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 965680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 96661d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerezvoid 96761d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerezdri2InvalidateDrawable(__DRIdrawable *drawable) 96861d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez{ 96961d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez drawable->dri2.stamp++; 97061d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez} 97161d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez 972680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 973