dri_util.c revision dad914f6b2e5862a5174133f11276e975867be04
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" 3445e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes#include "xmlpool.h" 35ae6e112c69cf42fb81ef4ed5bdeb3b280647f141Eric Anholt#include "../glsl/glsl_parser_extras.h" 3645e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes 3745e2b51c853471b79004a954ce3092a253b20b77Jesse BarnesPUBLIC const char __dri2ConfigOptions[] = 3845e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes DRI_CONF_BEGIN 3945e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes DRI_CONF_SECTION_PERFORMANCE 4045e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_1) 4145e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes DRI_CONF_SECTION_END 4245e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes DRI_CONF_END; 4345e2b51c853471b79004a954ce3092a253b20b77Jesse Barnes 4445e2b51c853471b79004a954ce3092a253b20b77Jesse Barnesstatic const uint __dri2NConfigOptions = 1; 45680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 46c604e457d1ebe9a884b0a1fb08af38a0ce486699Ian Romanick#ifndef GLX_OML_sync_control 47aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsbergtypedef GLboolean ( * PFNGLXGETMSCRATEOMLPROC) (__DRIdrawable *drawable, int32_t *numerator, int32_t *denominator); 488cdccc82d7948daee256e092a5253d49e277ef75Ian Romanick#endif 498cdccc82d7948daee256e092a5253d49e277ef75Ian Romanick 503264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_get_drawable(__DRIdrawable *pdp); 513264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_put_drawable(__DRIdrawable *pdp); 523264352c577ce1d6681e70abd76624ede906df71Dave Airlie 53680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 54f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg * This is just a token extension used to signal that the driver 55f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg * supports setting a read drawable. 56f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg */ 57f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsbergconst __DRIextension driReadDrawableExtension = { 58ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg __DRI_READ_DRAWABLE, __DRI_READ_DRAWABLE_VERSION 59f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg}; 60f968f67e6214416f04b8875ce59a94a02f464c81Kristian Høgsberg 61c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisGLint 62c95e66120be049ee51ff84868b1da3379b312fabGeorge SapountzisdriIntersectArea( drm_clip_rect_t rect1, drm_clip_rect_t rect2 ) 63c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis{ 64c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.x1 > rect1.x1) rect1.x1 = rect2.x1; 65c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.x2 < rect1.x2) rect1.x2 = rect2.x2; 66c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.y1 > rect1.y1) rect1.y1 = rect2.y1; 67c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect2.y2 < rect1.y2) rect1.y2 = rect2.y2; 68c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 69c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis if (rect1.x1 > rect1.x2 || rect1.y1 > rect1.y2) return 0; 70c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis 71c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis return (rect1.x2 - rect1.x1) * (rect1.y2 - rect1.y1); 72c95e66120be049ee51ff84868b1da3379b312fabGeorge Sapountzis} 73680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 74680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 75680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Context (un)binding functions */ 76680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 77680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 78680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 79680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 80680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Unbind context. 81680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 82aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsberg * \param scrn the screen. 83680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param gc context. 84680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 85680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \return \c GL_TRUE on success, or \c GL_FALSE on failure. 86680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 87680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 88680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::UnbindContext, and then decrements 89d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * __DRIdrawableRec::refcount which must be non-zero for a successful 90680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * return. 91680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 92680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * While casting the opaque private pointers associated with the parameters 93680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * into their respective real types it also assures they are not \c NULL. 94680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 95e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driUnbindContext(__DRIcontext *pcp) 96680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 97e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 98418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen __DRIdrawable *pdp; 99418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen __DRIdrawable *prp; 100680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 101680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 102680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** Assume error checking is done properly in glXMakeCurrent before 103c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick ** calling driUnbindContext. 104680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 105680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 106e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (pcp == NULL) 107aceccda56b08338e217991e54607f1c9f18fc3e6Kristian Høgsberg return GL_FALSE; 108680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 109e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp = pcp->driScreenPriv; 110418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pdp = pcp->driDrawablePriv; 111418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen prp = pcp->driReadablePriv; 112680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 113418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* already unbound */ 114418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (!pdp && !prp) 115418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_TRUE; 116418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* Let driver unbind drawable from context */ 117680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.UnbindContext)(pcp); 118680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 119cab77711b3e8d398393677bcefcd413f50503a64Vinson Lee assert(pdp); 120418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (pdp->refcount == 0) { 121418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* ERROR!!! */ 122418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_FALSE; 123418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 124418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 125418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_put_drawable(pdp); 126418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 127418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (prp != pdp) { 128418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen if (prp->refcount == 0) { 129418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* ERROR!!! */ 130418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen return GL_FALSE; 131418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 132418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 133418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen dri_put_drawable(prp); 134418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 135418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 136418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 137418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen /* XXX this is disabled so that if we call SwapBuffers on an unbound 138418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen * window we can determine the last context bound to the window and 139418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen * use that context's lock. (BrianP, 2-Dec-2000) 140418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen */ 141418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen pcp->driDrawablePriv = pcp->driReadablePriv = NULL; 142418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen 143680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return GL_TRUE; 144680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 145680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 146680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 147680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function takes both a read buffer and a draw buffer. This is needed 148680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * for \c glXMakeCurrentReadSGI or GLX 1.3's \c glXMakeContextCurrent 149680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * function. 150680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 151e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driBindContext(__DRIcontext *pcp, 152e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdp, 153e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *prp) 154680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 155d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = NULL; 156680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 15764fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz /* 15864fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz ** Assume error checking is done properly in glXMakeCurrent before 15964fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz ** calling driUnbindContext. 16064fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz */ 1618e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom 16264fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz if (!pcp) 16364fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz return GL_FALSE; 16464fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz 16564fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz /* Bind the drawable to the context */ 16664fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz psp = pcp->driScreenPriv; 16764fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz pcp->driDrawablePriv = pdp; 16864fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz pcp->driReadablePriv = prp; 16964fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz if (pdp) { 17064fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz pdp->driContextPriv = pcp; 17164fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz dri_get_drawable(pdp); 17264fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz } 17364fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz if (prp && pdp != prp) { 17464fa717b18272bda2551a6dc2e1a40725b031097Jakob Bornecrantz dri_get_drawable(prp); 175418cdc66ec10c1f3005320ab46404b907c30e37dPauli Nieminen } 176680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 177680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 178680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** Now that we have a context associated with this drawable, we can 179680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** initialize the drawable information if has not been done before. 180680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 181680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 182f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (!psp->dri2.enabled) { 1838e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom if (pdp && !pdp->pStamp) { 1847da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1857da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg __driUtilUpdateDrawableInfo(pdp); 1867da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1877da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 1888e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom if (prp && pdp != prp && !prp->pStamp) { 1897da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1907da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg __driUtilUpdateDrawableInfo(prp); 1917da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 1928e753d04045a82062ac34d3b2622eb9dba8af374Thomas Hellstrom } 1937b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick } 1947b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick 195680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Call device-specific MakeCurrent */ 196c952b3e907ab31cd5f95157c18ce2f81626aafe4Thomas Hellstrom return (*psp->DriverAPI.MakeCurrent)(pcp, pdp, prp); 197680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 198680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 199680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 200680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 201680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 202680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 203680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Drawable handling functions */ 204680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 205680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 206680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 207680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 208680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Update private drawable information. 209680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 210680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param pdp pointer to the private drawable information to update. 211680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 212d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function basically updates the __DRIdrawable struct's 2135f1ba3e21b62cee1a4f900a2e6964728f3eeea9bIan Romanick * cliprect information by calling \c __DRIinterfaceMethods::getDrawableInfo. 2145f1ba3e21b62cee1a4f900a2e6964728f3eeea9bIan Romanick * This is usually called by the DRI_VALIDATE_DRAWABLE_INFO macro which 215680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * compares the __DRIdrwablePrivate pStamp and lastStamp values. If 216680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * the values are different that means we have to update the clipping 217680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * info. 218680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 219680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellvoid 220d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg__driUtilUpdateDrawableInfo(__DRIdrawable *pdp) 221680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 222d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = pdp->driScreenPriv; 223d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIcontext *pcp = pdp->driContextPriv; 224680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 2257b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick if (!pcp 2267b1ff326071658d5bd6e7feb2ad78d0e0209211dIan Romanick || ((pdp != pcp->driDrawablePriv) && (pdp != pcp->driReadablePriv))) { 227682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström /* ERROR!!! 228682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström * ...but we must ignore it. There can be many contexts bound to a 229682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström * drawable. 230682393944c72ecfabe8df674af0b48975e90b98cThomas Hellström */ 231680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 232680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 233680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pClipRects) { 23432f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pClipRects); 235a903749b246fce26038c66d06fe7eb77daf815abMichel Dänzer pdp->pClipRects = NULL; 236680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 237680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 238680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp->pBackClipRects) { 23932f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pBackClipRects); 240a903749b246fce26038c66d06fe7eb77daf815abMichel Dänzer pdp->pBackClipRects = NULL; 241680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 242680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 243680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell DRM_SPINUNLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 244680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 245e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (! (*psp->getDrawableInfo->getDrawableInfo)(pdp, 246680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->index, &pdp->lastStamp, 247680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->x, &pdp->y, &pdp->w, &pdp->h, 248680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->numClipRects, &pdp->pClipRects, 249680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->backX, 250680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->backY, 251680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell &pdp->numBackClipRects, 252e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg &pdp->pBackClipRects, 253e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->loaderPrivate)) { 254680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Error -- eg the window may have been destroyed. Keep going 255680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * with no cliprects. 256680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 257680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = &pdp->lastStamp; /* prevent endless loop */ 258680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numClipRects = 0; 259680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 260680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numBackClipRects = 0; 261680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 262680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 263680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell else 264680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = &(psp->pSAREA->drawableTable[pdp->index].stamp); 265680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 266680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell DRM_SPINLOCK(&psp->pSAREA->drawable_lock, psp->drawLockID); 267680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 268680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 269680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 270680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 271680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 272680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name GLX callbacks */ 273680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 274680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 275680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 276e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driReportDamage(__DRIdrawable *pdp, 277e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg struct drm_clip_rect *pClipRects, int numClipRects) 278e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 279e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp = pdp->driScreenPriv; 280e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 281e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg /* Check that we actually have the new damage report method */ 282f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (psp->damage) { 283e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg /* Report the damage. Currently, all our drivers draw 284e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg * directly to the front buffer, so we report the damage there 285e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg * rather than to the backing storein (if any). 286e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg */ 287e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg (*psp->damage->reportDamage)(pdp, 288e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->x, pdp->y, 289e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pClipRects, numClipRects, 290e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg GL_TRUE, pdp->loaderPrivate); 291e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg } 292e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 293e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 294e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 295680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 296680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Swap buffers. 297680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 298680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param drawablePrivate opaque pointer to the per-drawable private info. 299680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 300680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 301d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function calls __DRIdrawable::swapBuffers. 302680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 303680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Is called directly from glXSwapBuffers(). 304680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 305e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driSwapBuffers(__DRIdrawable *dPriv) 306680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 307e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp = dPriv->driScreenPriv; 3087627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao drm_clip_rect_t *rects; 3097627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao int i; 3102407e48f2805e27e76e2e1d7083926c4077d9032Xiang, Haihao 311e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI.SwapBuffers(dPriv); 312c2b185cff82a6cdb723cda4e05ffe1a213a9de3eEric Anholt 31343c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton if (!dPriv->numClipRects) 31443c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton return; 31543c7ffaea635f949fd4803c4f594cf53e4b98f24Younes Manton 31632f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg rects = malloc(sizeof(*rects) * dPriv->numClipRects); 3177627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3187627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao if (!rects) 3197627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao return; 3207627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3217627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao for (i = 0; i < dPriv->numClipRects; i++) { 3227627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].x1 = dPriv->pClipRects[i].x1 - dPriv->x; 3237627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].y1 = dPriv->pClipRects[i].y1 - dPriv->y; 3247627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].x2 = dPriv->pClipRects[i].x2 - dPriv->x; 3257627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao rects[i].y2 = dPriv->pClipRects[i].y2 - dPriv->y; 3267627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao } 3277627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao 3287627c7f5dfa3b1bc7be9d1670668a81a70d9f64aXiang, Haihao driReportDamage(dPriv, rects, dPriv->numClipRects); 32932f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(rects); 330680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 331680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 332e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driDrawableGetMSC( __DRIscreen *sPriv, __DRIdrawable *dPriv, 33338fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes int64_t *msc ) 33438fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes{ 3356e8d21d72f35767e07081a8bee4323aaaf5e2aaeKristian Høgsberg return sPriv->DriverAPI.GetDrawableMSC(sPriv, dPriv, msc); 336680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 337680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3383f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 339e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int driWaitForMSC(__DRIdrawable *dPriv, int64_t target_msc, 3405987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t divisor, int64_t remainder, 3415987a03f994af2bb413d1cf984ab01aa095c0943Kristian Høgsberg int64_t * msc, int64_t * sbc) 342680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 343680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell __DRIswapInfo sInfo; 344680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int status; 345680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 346680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dPriv->driScreenPriv->DriverAPI.WaitForMSC( dPriv, target_msc, 347680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell divisor, remainder, 348680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell msc ); 349680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 350680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* GetSwapInfo() may not be provided by the driver if GLX_SGI_video_sync 351680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * is supported but GLX_OML_sync_control is not. Therefore, don't return 352680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * an error value if GetSwapInfo() is not implemented. 353680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 354680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if ( status == 0 355680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell && dPriv->driScreenPriv->DriverAPI.GetSwapInfo ) { 356680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell status = dPriv->driScreenPriv->DriverAPI.GetSwapInfo( dPriv, & sInfo ); 357680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell *sbc = sInfo.swap_count; 358680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 359680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 360680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return status; 361680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 362680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3633f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 364106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsbergconst __DRImediaStreamCounterExtension driMediaStreamCounterExtension = { 365ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_MEDIA_STREAM_COUNTER, __DRI_MEDIA_STREAM_COUNTER_VERSION }, 366106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsberg driWaitForMSC, 36738fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes driDrawableGetMSC, 368106a6f29bbdc71982afd629bdf89369cefd1459eKristian Høgsberg}; 369680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 3703f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 371e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driCopySubBuffer(__DRIdrawable *dPriv, 372f2ad1b60c0da11283b399008f491792790cea294Brian Paul int x, int y, int w, int h) 373f2ad1b60c0da11283b399008f491792790cea294Brian Paul{ 374e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_clip_rect_t rect; 375e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 376e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg rect.x1 = x; 377377016d728ace47c9eeb3ac2f01191608ab060f6Dennis Kasprzyk rect.y1 = dPriv->h - y - h; 378e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg rect.x2 = x + w; 379377016d728ace47c9eeb3ac2f01191608ab060f6Dennis Kasprzyk rect.y2 = rect.y1 + h; 380e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driReportDamage(dPriv, &rect, 1); 3813a94b25538c647df965a93cd7734b841257ef203Peter Hutterer 3823a94b25538c647df965a93cd7734b841257ef203Peter Hutterer dPriv->driScreenPriv->DriverAPI.CopySubBuffer(dPriv, x, y, w, h); 383f2ad1b60c0da11283b399008f491792790cea294Brian Paul} 384680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 385ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsbergconst __DRIcopySubBufferExtension driCopySubBufferExtension = { 386ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_COPY_SUB_BUFFER, __DRI_COPY_SUB_BUFFER_VERSION }, 387ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg driCopySubBuffer 388ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg}; 389ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg 390e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driSetSwapInterval(__DRIdrawable *dPriv, unsigned int interval) 391efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg{ 392e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg dPriv->swap_interval = interval; 393efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg} 394efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 395e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic unsigned int driGetSwapInterval(__DRIdrawable *dPriv) 396efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg{ 397e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return dPriv->swap_interval; 398efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg} 399efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 400efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsbergconst __DRIswapControlExtension driSwapControlExtension = { 401ccff0cb26378ce370fc8697a2a2ada138d2e119eKristian Høgsberg { __DRI_SWAP_CONTROL, __DRI_SWAP_CONTROL_VERSION }, 402efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg driSetSwapInterval, 403efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg driGetSwapInterval 404efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg}; 405efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 406efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg 407680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 408680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This is called via __DRIscreenRec's createNewDrawable pointer. 409680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 410e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIdrawable * 411e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewDrawable(__DRIscreen *psp, const __DRIconfig *config, 412e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_drawable_t hwDrawable, int renderType, 413e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const int *attrs, void *data) 414680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 415e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdp; 4161960182ece3f1eca06d2e439f64dd61be8a03ff5Ian Romanick 417680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* Since pbuffers are not yet supported, no drawable attributes are 418680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * supported either. 419680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 420680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (void) attrs; 421680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 42232f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg pdp = malloc(sizeof *pdp); 423680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (!pdp) { 424680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 425680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 426680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 42747de9adece49f78c6e4065bedc69ce13272bc120Dave Airlie pdp->driContextPriv = NULL; 428e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pdp->loaderPrivate = data; 4294ff95e78e19e5902352ea3759d32d9f013255f42Kristian Høgsberg pdp->hHWDrawable = hwDrawable; 4303264352c577ce1d6681e70abd76624ede906df71Dave Airlie pdp->refcount = 1; 431680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pStamp = NULL; 432680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->lastStamp = 0; 433680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->index = 0; 434680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->x = 0; 435680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->y = 0; 436680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->w = 0; 437680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->h = 0; 438680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numClipRects = 0; 439680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->numBackClipRects = 0; 440680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 441680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 44238fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->vblSeq = 0; 44338fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->vblFlags = 0; 444680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 445680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->driScreenPriv = psp; 446680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 447705e142dda047f24b563fc2bea0f922173e91d1bKristian Høgsberg if (!(*psp->DriverAPI.CreateBuffer)(psp, pdp, &config->modes, 0)) { 44832f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp); 449680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 450680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 451680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 45238fdb47d26055e19d50cd407266b56ed4317ae0aJesse Barnes pdp->msc_base = 0; 453680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 454c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick /* This special default value is replaced with the configured 455c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * default value when the drawable is first bound to a direct 456c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * rendering context. 457c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick */ 458efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg pdp->swap_interval = (unsigned)-1; 459680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 460e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return pdp; 461e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 462680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 4633f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 464e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIdrawable * 465f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergdri2CreateNewDrawable(__DRIscreen *screen, 466f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg const __DRIconfig *config, 467f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg void *loaderPrivate) 468e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 469e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIdrawable *pdraw; 4707da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 471f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg pdraw = driCreateNewDrawable(screen, config, 0, 0, NULL, loaderPrivate); 4725cf69fe511a67a7bcf6787974becf6a143abb507Alan Hourihane if (!pdraw) 4735cf69fe511a67a7bcf6787974becf6a143abb507Alan Hourihane return NULL; 474e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 475925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg pdraw->pClipRects = &pdraw->dri2.clipRect; 476925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg pdraw->pBackClipRects = &pdraw->dri2.clipRect; 477e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 47861d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez pdraw->pStamp = &pdraw->dri2.stamp; 47961d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez *pdraw->pStamp = pdraw->lastStamp + 1; 48061d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez 481e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return pdraw; 482680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 483680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 484234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnesstatic int 485234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnesdri2ConfigQueryb(__DRIscreen *screen, const char *var, GLboolean *val) 486234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes{ 487234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes if (!driCheckOption(&screen->optionCache, var, DRI_BOOL)) 488234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes return -1; 489234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 490234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes *val = driQueryOptionb(&screen->optionCache, var); 491234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 492234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes return 0; 493234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes} 494234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 495234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnesstatic int 496234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnesdri2ConfigQueryi(__DRIscreen *screen, const char *var, GLint *val) 497234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes{ 498234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes if (!driCheckOption(&screen->optionCache, var, DRI_INT) && 499234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes !driCheckOption(&screen->optionCache, var, DRI_ENUM)) 500234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes return -1; 501234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 502234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes *val = driQueryOptioni(&screen->optionCache, var); 503234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 504234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes return 0; 505234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes} 506234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 507234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnesstatic int 508234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnesdri2ConfigQueryf(__DRIscreen *screen, const char *var, GLfloat *val) 509234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes{ 510234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes if (!driCheckOption(&screen->optionCache, var, DRI_FLOAT)) 511234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes return -1; 512234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 513234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes *val = driQueryOptionf(&screen->optionCache, var); 514234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 515234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes return 0; 516234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes} 517234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 518234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 5193264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_get_drawable(__DRIdrawable *pdp) 5203264352c577ce1d6681e70abd76624ede906df71Dave Airlie{ 5213264352c577ce1d6681e70abd76624ede906df71Dave Airlie pdp->refcount++; 5223264352c577ce1d6681e70abd76624ede906df71Dave Airlie} 5233264352c577ce1d6681e70abd76624ede906df71Dave Airlie 5243264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void dri_put_drawable(__DRIdrawable *pdp) 525680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 526d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp; 527680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 528680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pdp) { 529f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee pdp->refcount--; 530f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee if (pdp->refcount) 531f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee return; 532f622b649fb0c55b1640997f9d32ea327743519a1Vinson Lee 533eab896cc213157758d74a2f39b5e3b1e748c071fDave Airlie psp = pdp->driScreenPriv; 534680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.DestroyBuffer)(pdp); 535925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg if (pdp->pClipRects && pdp->pClipRects != &pdp->dri2.clipRect) { 53632f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pClipRects); 537680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pClipRects = NULL; 538680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 539925b901ba313a3ddd7567eca088951be39414430Kristian Høgsberg if (pdp->pBackClipRects && pdp->pClipRects != &pdp->dri2.clipRect) { 54032f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp->pBackClipRects); 541680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pdp->pBackClipRects = NULL; 542680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 54332f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pdp); 544680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 545680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 546680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 5473264352c577ce1d6681e70abd76624ede906df71Dave Airliestatic void 5483264352c577ce1d6681e70abd76624ede906df71Dave AirliedriDestroyDrawable(__DRIdrawable *pdp) 5493264352c577ce1d6681e70abd76624ede906df71Dave Airlie{ 5503264352c577ce1d6681e70abd76624ede906df71Dave Airlie dri_put_drawable(pdp); 5513264352c577ce1d6681e70abd76624ede906df71Dave Airlie} 5523264352c577ce1d6681e70abd76624ede906df71Dave Airlie 553680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 554680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 555680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 556680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 557680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Context handling functions */ 558680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 559680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 560680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 561680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 562680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Destroy the per-context private information. 563680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 564680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 565680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::DestroyContext on \p contextPrivate, calls 566680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * drmDestroyContext(), and finally frees \p contextPrivate. 567680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 568b4b040f7d83f5f4917c48bf5833394d550e30421Brian Paulstatic void 569e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriDestroyContext(__DRIcontext *pcp) 570680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 571680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (pcp) { 572680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*pcp->driScreenPriv->DriverAPI.DestroyContext)(pcp); 57332f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pcp); 574680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 575680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 576680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 577680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 578680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 579680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Create the per-drawable private driver information. 580680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 581680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param render_type Type of rendering target. \c GLX_RGBA is the only 582680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * type likely to ever be supported for direct-rendering. 5833f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param shared Context with which to share textures, etc. or NULL 584680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 585680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \returns An opaque pointer to the per-context private information on 586680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * success, or \c NULL on failure. 587680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 588680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 589d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg * This function allocates and fills a __DRIcontextRec structure. It 590680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * performs some device independent initialization and passes all the 591680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * relevent information to __DriverAPIRec::CreateContext to create the 592680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * context. 593680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 594680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 595e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIcontext * 596e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewContext(__DRIscreen *psp, const __DRIconfig *config, 597ecdb45cb29e3209287cc297081596126e955ff2bKristian Høgsberg int render_type, __DRIcontext *shared, 598e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drm_context_t hwContext, void *data) 599680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 600e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIcontext *pcp; 601e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg void * const shareCtx = (shared != NULL) ? shared->driverPrivate : NULL; 602680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 60332f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg pcp = malloc(sizeof *pcp); 604e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (!pcp) 605680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 606680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 607680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pcp->driScreenPriv = psp; 608680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell pcp->driDrawablePriv = NULL; 60993931d9e684cd5a5659c3f28f8da7294ac174542Kristian Høgsberg pcp->loaderPrivate = data; 61093931d9e684cd5a5659c3f28f8da7294ac174542Kristian Høgsberg 611d449627829e1a4a3250a1a723af2f4e3cd5fd194Kristian Høgsberg pcp->dri2.draw_stamp = 0; 612d449627829e1a4a3250a1a723af2f4e3cd5fd194Kristian Høgsberg pcp->dri2.read_stamp = 0; 613680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 614e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg pcp->hHWContext = hwContext; 61574d563cdfbfb07cc666d60dc909e90ddb9949cbbKeith Whitwell 616a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg if ( !(*psp->DriverAPI.CreateContext)(API_OPENGL, 617a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg &config->modes, pcp, shareCtx) ) { 61832f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(pcp); 619680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 620680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 621680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 622680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return pcp; 623680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 624ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg 625a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergstatic unsigned int 626a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergdri2GetAPIMask(__DRIscreen *screen) 627a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg{ 628a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return screen->api_mask; 629a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg} 630a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 631a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergstatic __DRIcontext * 632a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsbergdri2CreateNewContextForAPI(__DRIscreen *screen, int api, 633a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg const __DRIconfig *config, 634a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg __DRIcontext *shared, void *data) 635a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg{ 636a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg __DRIcontext *context; 637d3491e775fb07f891463b2185d74bbad62f3ed24Kristian Høgsberg const struct gl_config *modes = (config != NULL) ? &config->modes : NULL; 638a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg void *shareCtx = (shared != NULL) ? shared->driverPrivate : NULL; 639a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg gl_api mesa_api; 640a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 641a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg if (!(screen->api_mask & (1 << api))) 642a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return NULL; 643a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 644a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg switch (api) { 645a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg case __DRI_API_OPENGL: 646a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg mesa_api = API_OPENGL; 647a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg break; 648a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg case __DRI_API_GLES: 649a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg mesa_api = API_OPENGLES; 650a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg break; 651a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg case __DRI_API_GLES2: 652a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg mesa_api = API_OPENGLES2; 653a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg break; 6541b8c9fef1128cfeee5e5ba75ba7d645522cc76c2nobled default: 6551b8c9fef1128cfeee5e5ba75ba7d645522cc76c2nobled return NULL; 656a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg } 657a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 658a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context = malloc(sizeof *context); 659a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg if (!context) 660a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return NULL; 661a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 662a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context->driScreenPriv = screen; 663a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context->driDrawablePriv = NULL; 664a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context->loaderPrivate = data; 665a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 6666561a64a69c0f5005d03ea297f9a309f48449731nobled if (!(*screen->DriverAPI.CreateContext)(mesa_api, modes, 667a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg context, shareCtx) ) { 668a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg free(context); 669a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return NULL; 670a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg } 671a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 672a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return context; 673a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg} 674a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg 6753f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul 676e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIcontext * 677e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergdri2CreateNewContext(__DRIscreen *screen, const __DRIconfig *config, 678e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIcontext *shared, void *data) 679f616a263a25eda135800bea7d3a863c569b93e30Kristian Høgsberg{ 680a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg return dri2CreateNewContextForAPI(screen, __DRI_API_OPENGL, 681a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg config, shared, data); 682f616a263a25eda135800bea7d3a863c569b93e30Kristian Høgsberg} 683680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 684e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic int 685e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCopyContext(__DRIcontext *dest, __DRIcontext *src, unsigned long mask) 686e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 687e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return GL_FALSE; 688e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 689e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 690e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg/*@}*/ 691e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 692e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 693680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 694680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** \name Screen handling functions */ 695680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*****************************************************************/ 696680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@{*/ 697680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 698680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 699680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Destroy the per-screen private information. 700680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 701680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \internal 702680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * This function calls __DriverAPIRec::DestroyScreen on \p screenPrivate, calls 703680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * drmClose(), and finally frees \p screenPrivate. 704680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 705e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic void driDestroyScreen(__DRIscreen *psp) 706680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 707680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (psp) { 708680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* No interaction with the X-server is possible at this point. This 709680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * routine is called after XCloseDisplay, so there is no protocol 710680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * stream open to the X-server anymore. 711680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 712680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 713b83846475bac76268d75f53632faf8aad8cad02cEric Anholt _mesa_destroy_shader_compiler(); 714b83846475bac76268d75f53632faf8aad8cad02cEric Anholt 715680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell if (psp->DriverAPI.DestroyScreen) 716680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell (*psp->DriverAPI.DestroyScreen)(psp); 717680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 718f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (!psp->dri2.enabled) { 7197da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmUnmap((drmAddress)psp->pSAREA, SAREA_MAX); 7207da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmUnmap((drmAddress)psp->pFB, psp->fbSize); 7217da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg (void)drmCloseOnce(psp->fd); 722a482e033082bb0794fdf56c47dd76d949afde6faEric Anholt } else { 723a482e033082bb0794fdf56c47dd76d949afde6faEric Anholt driDestroyOptionCache(&psp->optionCache); 724a482e033082bb0794fdf56c47dd76d949afde6faEric Anholt driDestroyOptionInfo(&psp->optionInfo); 7257da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 726e5c28321b2047418ba960c5f9c3aa86cf2514bbbTilman Sauerbeck 72732f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(psp); 728680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 729680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 730680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 7316cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsbergstatic void 732e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergsetupLoaderExtensions(__DRIscreen *psp, 7336cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg const __DRIextension **extensions) 7346cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg{ 7356cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg int i; 7366cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 7376cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg for (i = 0; extensions[i]; i++) { 7386cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_GET_DRAWABLE_INFO) == 0) 7396cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->getDrawableInfo = (__DRIgetDrawableInfoExtension *) extensions[i]; 7406cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_DAMAGE) == 0) 7416cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->damage = (__DRIdamageExtension *) extensions[i]; 7426cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_SYSTEM_TIME) == 0) 7436cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg psp->systemTime = (__DRIsystemTimeExtension *) extensions[i]; 744f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_DRI2_LOADER) == 0) 745f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg psp->dri2.loader = (__DRIdri2LoaderExtension *) extensions[i]; 746c26247100bfd453a7ec013f630abe366c12fbd8bKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_IMAGE_LOOKUP) == 0) 747c26247100bfd453a7ec013f630abe366c12fbd8bKristian Høgsberg psp->dri2.image = (__DRIimageLookupExtension *) extensions[i]; 748db2993faa0211b60efd46016de5d07110cb9777aKristian Høgsberg if (strcmp(extensions[i]->name, __DRI_USE_INVALIDATE) == 0) 749db2993faa0211b60efd46016de5d07110cb9777aKristian Høgsberg psp->dri2.useInvalidate = (__DRIuseInvalidateExtension *) extensions[i]; 7506cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg } 7516cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg} 7526cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 753680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 75464106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * This is the bootstrap function for the driver. libGL supplies all of the 75564106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * requisite information about the system, and the driver initializes itself. 75664106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * This routine also fills in the linked list pointed to by \c driver_modes 757d3491e775fb07f891463b2185d74bbad62f3ed24Kristian Høgsberg * with the \c struct gl_config that the driver can support for windows or 75864106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * pbuffers. 7593f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * 7603f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * For legacy DRI. 761680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 762680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param scrn Index of the screen 763680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param ddx_version Version of the 2D DDX. This may not be meaningful for 764680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * all drivers. 765680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param dri_version Version of the "server-side" DRI. 766680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param drm_version Version of the kernel DRM. 767680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param frame_buffer Data describing the location and layout of the 768680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * framebuffer. 769fab1f07d6ad01463897ae792f4b33738afb07369Jeff Smith * \param pSAREA Pointer to the SAREA. 770680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param fd Device handle for the DRM. 7713f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param extensions ?? 7723f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param driver_modes Returns modes suppoted by the driver 7733f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * \param loaderPrivate ?? 774c39bf5e273a4995a279ae2af59fc29e06ab47e29Ian Romanick * 77564106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * \note There is no need to check the minimum API version in this 77664106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * function. Since the name of this function is versioned, it is 77764106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg * impossible for a loader that is too old to even load this driver. 778680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 779e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIscreen * 780e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian HøgsbergdriCreateNewScreen(int scrn, 781e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *ddx_version, 782e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *dri_version, 783e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIversion *drm_version, 784e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIframebuffer *frame_buffer, 785e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg drmAddress pSAREA, int fd, 786e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIextension **extensions, 787e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig ***driver_modes, 788e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg void *loaderPrivate) 789680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 790efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg static const __DRIextension *emptyExtensionList[] = { NULL }; 791e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 792680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 793dad914f6b2e5862a5174133f11276e975867be04Paulo Zanoni if (driDriverAPI.InitScreen == NULL) 794dad914f6b2e5862a5174133f11276e975867be04Paulo Zanoni return NULL; 795dad914f6b2e5862a5174133f11276e975867be04Paulo Zanoni 79632f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg psp = calloc(1, sizeof *psp); 79764106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg if (!psp) 798680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 799680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 8006cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg setupLoaderExtensions(psp, extensions); 8016cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 802680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* 803680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** NOT_DONE: This is used by the X server to detect when the client 804680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** has died while holding the drawable lock. The client sets the 805680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell ** drawable lock to this value. 806680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 807680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->drawLockID = 1; 808680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 809efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->drm_version = *drm_version; 810efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->ddx_version = *ddx_version; 811efd03a278ae55b454509e9659c42899133983ebdKristian Høgsberg psp->dri_version = *dri_version; 812680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 813680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pSAREA = pSAREA; 8147da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->lock = (drmLock *) &psp->pSAREA->lock; 815680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 816680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pFB = frame_buffer->base; 817680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbSize = frame_buffer->size; 818680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbStride = frame_buffer->stride; 819680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbWidth = frame_buffer->width; 820680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fbHeight = frame_buffer->height; 821680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->devPrivSize = frame_buffer->dev_priv_size; 822680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->pDevPriv = frame_buffer->dev_priv; 823fd4f7064e24654c89248be6d76f39c7baf22fce4Jon Smirl psp->fbBPP = psp->fbStride * 8 / frame_buffer->width; 824680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 825ac3e838fa748c8c8a6ffc04d1ab13da71f75f103Kristian Høgsberg psp->extensions = emptyExtensionList; 826680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell psp->fd = fd; 82764106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg psp->myNum = scrn; 8287da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->dri2.enabled = GL_FALSE; 829680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 830e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 831a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg psp->api_mask = (1 << __DRI_API_OPENGL); 832680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 833e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *driver_modes = driDriverAPI.InitScreen(psp); 83464106d0d9aeefa6974317042b6bc3e5eaabac5a2Kristian Høgsberg if (*driver_modes == NULL) { 83532f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(psp); 836680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return NULL; 837680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 838680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 839680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return psp; 840680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 841680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 8423f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul/** 8433f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul * DRI2 8443f3e4f645d389672e6d72215e60b812a887cc66dBrian Paul */ 845e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic __DRIscreen * 846f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergdri2CreateNewScreen(int scrn, int fd, 847e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIextension **extensions, 848e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg const __DRIconfig ***driver_configs, void *data) 8497da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg{ 8507da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg static const __DRIextension *emptyExtensionList[] = { NULL }; 851e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg __DRIscreen *psp; 85216242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg drmVersionPtr version; 853129b9ad16f95421d12f77c1bd3eca915d8768b78Kristian Høgsberg 854e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (driDriverAPI.InitScreen2 == NULL) 855129b9ad16f95421d12f77c1bd3eca915d8768b78Kristian Høgsberg return NULL; 8567da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 85732f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg psp = calloc(1, sizeof(*psp)); 8587da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg if (!psp) 8597da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return NULL; 8607da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 8616cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg setupLoaderExtensions(psp, extensions); 8626cb3f5c4d8618a14bb7ad1d9df10ed7e648a7b2bKristian Høgsberg 86316242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg version = drmGetVersion(fd); 86416242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg if (version) { 86516242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.major = version->version_major; 86616242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.minor = version->version_minor; 86716242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg psp->drm_version.patch = version->version_patchlevel; 86816242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg drmFreeVersion(version); 86916242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg } 87016242a8007f41ab63f9a28bb9a750857c8cdb8afKristian Høgsberg 8717da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->extensions = emptyExtensionList; 8727da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->fd = fd; 8737da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->myNum = scrn; 8747da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg psp->dri2.enabled = GL_TRUE; 8757da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 876e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 877a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg psp->api_mask = (1 << __DRI_API_OPENGL); 878e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg *driver_configs = driDriverAPI.InitScreen2(psp); 879e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if (*driver_configs == NULL) { 88032f2fd1c5d6088692551c80352b7d6fa35b0cd09Kristian Høgsberg free(psp); 8817da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return NULL; 8827da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg } 8837da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 884e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg psp->DriverAPI = driDriverAPI; 88517eace581d25a626a7d75d9d1205d012cbb14a6eKristian Høgsberg psp->loaderPrivate = data; 886e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 887a482e033082bb0794fdf56c47dd76d949afde6faEric Anholt driParseOptionInfo(&psp->optionInfo, __dri2ConfigOptions, 888a482e033082bb0794fdf56c47dd76d949afde6faEric Anholt __dri2NConfigOptions); 889a482e033082bb0794fdf56c47dd76d949afde6faEric Anholt driParseConfigFiles(&psp->optionCache, &psp->optionInfo, psp->myNum, 890a482e033082bb0794fdf56c47dd76d949afde6faEric Anholt "dri2"); 891234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 8927da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg return psp; 8937da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg} 8947da5705b090d9c97a9b765d786c5e89afe9d1f25Kristian Høgsberg 895e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergstatic const __DRIextension **driGetExtensions(__DRIscreen *psp) 896e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg{ 897e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg return psp->extensions; 898e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg} 899e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 900f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg/** Core interface */ 901e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsbergconst __DRIcoreExtension driCoreExtension = { 902e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg { __DRI_CORE, __DRI_CORE_VERSION }, 903f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 904e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyScreen, 905e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driGetExtensions, 906e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driGetConfigAttrib, 907e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driIndexConfigAttrib, 908f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 909e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyDrawable, 910e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driSwapBuffers, 911f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg NULL, 912e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driCopyContext, 913e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driDestroyContext, 914e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driBindContext, 915e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg driUnbindContext 916e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg}; 917e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg 918f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg/** Legacy DRI interface */ 919f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergconst __DRIlegacyExtension driLegacyExtension = { 920f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg { __DRI_LEGACY, __DRI_LEGACY_VERSION }, 921f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewScreen, 922f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewDrawable, 923f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg driCreateNewContext, 924f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg}; 925f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg 92639a0e4e7de379a182c1544fa24d5cb2a7687ec72Kristian Høgsberg/** DRI2 interface */ 927f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsbergconst __DRIdri2Extension driDRI2Extension = { 928f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg { __DRI_DRI2, __DRI_DRI2_VERSION }, 929f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewScreen, 930f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewDrawable, 931f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg dri2CreateNewContext, 932a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg dri2GetAPIMask, 933a7a9a91d7b28e5b5faed509d00f0f951e3136b1bKristian Høgsberg dri2CreateNewContextForAPI 934f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg}; 935f56b569e9af356c11869ee49a4669bb01b75397eKristian Høgsberg 936234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnesconst __DRI2configQueryExtension dri2ConfigQueryExtension = { 937234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes { __DRI2_CONFIG_QUERY, __DRI2_CONFIG_QUERY_VERSION }, 938234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes dri2ConfigQueryb, 939234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes dri2ConfigQueryi, 940234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes dri2ConfigQueryf, 941234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes}; 942234286c0f8b7d30ed49223c648d4c73c1a517ab3Jesse Barnes 943680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/** 944680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Calculate amount of swap interval used between GLX buffer swaps. 945680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 946680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * The usage value, on the range [0,max], is the fraction of total swap 947680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * interval time used between GLX buffer swaps is calculated. 948680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 949680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \f$p = t_d / (i * t_r)\f$ 950680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 951680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * Where \f$t_d\f$ is the time since the last GLX buffer swap, \f$i\f$ is the 952680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * swap interval (as set by \c glXSwapIntervalSGI), and \f$t_r\f$ time 953680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * required for a single vertical refresh period (as returned by \c 954680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * glXGetMscRateOML). 955680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 956680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * See the documentation for the GLX_MESA_swap_frame_usage extension for more 957680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * details. 958680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 959680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \param dPriv Pointer to the private drawable structure. 960680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \return If less than a single swap interval time period was required 961680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * between GLX buffer swaps, a number greater than 0 and less than 962680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 1.0 is returned. If exactly one swap interval time period is 963680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * required, 1.0 is returned, and if more than one is required then 964680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * a number greater than 1.0 will be returned. 965680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 966680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \sa glXSwapIntervalSGI glXGetMscRateOML 967680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 968680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * \todo Instead of caching the \c glXGetMscRateOML function pointer, would it 969680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * be possible to cache the sync rate? 970680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 971680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwellfloat 972d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian HøgsbergdriCalculateSwapUsage( __DRIdrawable *dPriv, int64_t last_swap_ust, 973680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int64_t current_ust ) 974680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell{ 975680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int32_t n; 976680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int32_t d; 977680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell int interval; 978680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell float usage = 1.0; 979d61f07318c8678901b948fdaa8ccdf37aa3203e9Kristian Høgsberg __DRIscreen *psp = dPriv->driScreenPriv; 980680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 981e82dd8c6e1fa2fff5b960de26961080ba5e9651dKristian Høgsberg if ( (*psp->systemTime->getMSCRate)(dPriv, &n, &d, dPriv->loaderPrivate) ) { 982efaf90b03e8b69e04909bce071f8ef6b65cc0e9dKristian Høgsberg interval = (dPriv->swap_interval != 0) ? dPriv->swap_interval : 1; 983680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 984680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 985680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell /* We want to calculate 986680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * (current_UST - last_swap_UST) / (interval * us_per_refresh). We get 987680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * current_UST by calling __glXGetUST. last_swap_UST is stored in 988680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * dPriv->swap_ust. interval has already been calculated. 989680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 990680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * The only tricky part is us_per_refresh. us_per_refresh is 991680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * 1000000 / MSC_rate. We know the MSC_rate is n / d. We can flip it 992680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * around and say us_per_refresh = 1000000 * d / n. Since this goes in 993680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * the denominator of the final calculation, we calculate 994680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell * (interval * 1000000 * d) and move n into the numerator. 995680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell */ 996680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 997680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage = (current_ust - last_swap_ust); 998680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage *= n; 999680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage /= (interval * d); 1000680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell usage /= 1000000.0; 1001680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell } 1002680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 1003680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell return usage; 1004680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell} 1005680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell 100661d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerezvoid 100761d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerezdri2InvalidateDrawable(__DRIdrawable *drawable) 100861d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez{ 100961d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez drawable->dri2.stamp++; 101061d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez} 101161d26bc82e7c4100acfb551cbb0ba9d84bbc4ba5Francisco Jerez 1012680ec7f85158eae58fd5ab56da8c66a645883cb0Keith Whitwell/*@}*/ 1013