From efaf90b03e8b69e04909bce071f8ef6b65cc0e9d Mon Sep 17 00:00:00 2001 From: =?utf8?q?Kristian=20H=C3=B8gsberg?= Date: Tue, 15 May 2007 16:09:44 -0400 Subject: [PATCH] Move swap_interval to new extension mechanism. --- include/GL/internal/dri_interface.h | 19 ++++++++------ src/glx/x11/glxclient.h | 4 +++ src/glx/x11/glxcmds.c | 25 ++++++++---------- src/glx/x11/glxext.c | 12 +++++++++ src/mesa/drivers/dri/common/dri_util.c | 28 ++++++++++++++++++--- src/mesa/drivers/dri/common/dri_util.h | 7 ++++++ src/mesa/drivers/dri/common/vblank.c | 10 ++++---- src/mesa/drivers/dri/i915/intel_context.c | 2 +- src/mesa/drivers/dri/i915/intel_screen.c | 3 +-- src/mesa/drivers/dri/i965/intel_screen.c | 3 +-- src/mesa/drivers/dri/mach64/mach64_screen.c | 8 ++++-- src/mesa/drivers/dri/mach64/mach64_screen.h | 2 ++ src/mesa/drivers/dri/mga/mga_xmesa.c | 9 +++++-- src/mesa/drivers/dri/r128/r128_screen.c | 7 ++++-- src/mesa/drivers/dri/r128/r128_screen.h | 2 ++ src/mesa/drivers/dri/radeon/radeon_screen.c | 14 +++++------ src/mesa/drivers/dri/radeon/radeon_screen.h | 2 ++ src/mesa/drivers/dri/unichrome/via_screen.c | 7 ++++-- src/mesa/drivers/dri/unichrome/via_screen.h | 2 ++ 19 files changed, 114 insertions(+), 52 deletions(-) diff --git a/include/GL/internal/dri_interface.h b/include/GL/internal/dri_interface.h index e2050c16b4f..7eb168a1b90 100644 --- a/include/GL/internal/dri_interface.h +++ b/include/GL/internal/dri_interface.h @@ -59,6 +59,7 @@ typedef struct __DRIinterfaceMethodsRec __DRIinterfaceMethods; typedef struct __DRIextensionRec __DRIextension; typedef struct __DRIcopySubBufferExtensionRec __DRIcopySubBufferExtension; +typedef struct __DRIswapControlExtensionRec __DRIswapControlExtension; /*@}*/ @@ -83,6 +84,16 @@ struct __DRIcopySubBufferExtensionRec { void (*copySubBuffer)(__DRIdrawable *drawable, int x, int y, int w, int h); }; +/** + * Used by drivers that implement the GLX_SGI_swap_control or + * GLX_MESA_swap_control extension. + */ +#define __DRI_SWAP_CONTROL "DRI_SwapControl" +struct __DRIswapControlExtensionRec { + __DRIextension base; + void (*setSwapInterval)(__DRIdrawable *drawable, unsigned int inteval); + unsigned int (*getSwapInterval)(__DRIdrawable *drawable); +}; /** * \name Functions provided by the driver loader. @@ -483,14 +494,6 @@ struct __DRIdrawableRec { int (*queryFrameTracking)(__DRIdrawable *drawable, int64_t * sbc, int64_t * missedFrames, float * lastMissedUsage, float * usage); - - /** - * Used by drivers that implement the GLX_SGI_swap_control or - * GLX_MESA_swap_control extension. - * - * \since Internal API version 20030317. - */ - unsigned swap_interval; }; #endif diff --git a/src/glx/x11/glxclient.h b/src/glx/x11/glxclient.h index 2c730282397..09ae70212ac 100644 --- a/src/glx/x11/glxclient.h +++ b/src/glx/x11/glxclient.h @@ -481,6 +481,10 @@ struct __GLXscreenConfigsRec { __DRIcopySubBufferExtension *copySubBuffer; #endif +#ifdef __DRI_SWAP_CONTROL + __DRIswapControlExtension *swapControl; +#endif + #endif /** diff --git a/src/glx/x11/glxcmds.c b/src/glx/x11/glxcmds.c index 1bc5fff957c..6fda5125db7 100644 --- a/src/glx/x11/glxcmds.c +++ b/src/glx/x11/glxcmds.c @@ -1731,16 +1731,15 @@ static int __glXSwapIntervalSGI(int interval) return GLX_BAD_VALUE; } -#ifdef GLX_DIRECT_RENDERING +#ifdef __DRI_SWAP_CONTROL if ( gc->isDirect ) { __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, gc->screen ); __DRIdrawable * const pdraw = GetDRIDrawable( gc->currentDpy, gc->currentDrawable, NULL ); - if ( __glXExtensionBitIsEnabled( psc, SGI_swap_control_bit ) - && (pdraw != NULL) ) { - pdraw->swap_interval = interval; + if (psc->swapControl != NULL && pdraw != NULL) { + psc->swapControl->setSwapInterval(pdraw, interval); return 0; } else { @@ -1778,7 +1777,7 @@ static int __glXSwapIntervalSGI(int interval) */ static int __glXSwapIntervalMESA(unsigned int interval) { -#ifdef GLX_DIRECT_RENDERING +#ifdef __DRI_SWAP_CONTROL GLXContext gc = __glXGetCurrentContext(); if ( interval < 0 ) { @@ -1789,12 +1788,11 @@ static int __glXSwapIntervalMESA(unsigned int interval) __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, gc->screen ); - if ( (psc != NULL) && (psc->driScreen.private != NULL) - && __glXExtensionBitIsEnabled( psc, MESA_swap_control_bit ) ) { + if ( (psc != NULL) && (psc->driScreen.private != NULL) ) { __DRIdrawable * const pdraw = GetDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); - if ( pdraw != NULL ) { - pdraw->swap_interval = interval; + if (psc->swapControl != NULL && pdraw != NULL) { + psc->swapControl->setSwapInterval(pdraw, interval); return 0; } } @@ -1809,19 +1807,18 @@ static int __glXSwapIntervalMESA(unsigned int interval) static int __glXGetSwapIntervalMESA(void) { -#ifdef GLX_DIRECT_RENDERING +#ifdef __DRI_SWAP_CONTROL GLXContext gc = __glXGetCurrentContext(); if ( (gc != NULL) && gc->isDirect ) { __GLXscreenConfigs * const psc = GetGLXScreenConfigs( gc->currentDpy, gc->screen ); - if ( (psc != NULL) && (psc->driScreen.private != NULL) - && __glXExtensionBitIsEnabled( psc, MESA_swap_control_bit ) ) { + if ( (psc != NULL) && (psc->driScreen.private != NULL) ) { __DRIdrawable * const pdraw = GetDRIDrawable(gc->currentDpy, gc->currentDrawable, NULL); - if ( pdraw != NULL ) { - return pdraw->swap_interval; + if (psc->swapControl != NULL && pdraw != NULL) { + return psc->swapControl->getSwapInterval(pdraw); } } } diff --git a/src/glx/x11/glxext.c b/src/glx/x11/glxext.c index d0a7a64445a..1563ca63943 100644 --- a/src/glx/x11/glxext.c +++ b/src/glx/x11/glxext.c @@ -1027,6 +1027,18 @@ static void queryExtensions(__GLXscreenConfigs *psc) } #endif + +#ifdef __DRI_SWAP_CONTROL + if (strcmp(extensions[i]->name, __DRI_SWAP_CONTROL) == 0) { + psc->swapControl = (__DRIswapControlExtension *) extensions[i]; + __glXScrEnableExtension(&psc->driScreen, + "GLX_SGI_swap_control"); + __glXScrEnableExtension(&psc->driScreen, + "GLX_MESA_swap_control"); + + } +#endif + /* Ignore unknown extensions */ } } diff --git a/src/mesa/drivers/dri/common/dri_util.c b/src/mesa/drivers/dri/common/dri_util.c index fc7755797d6..ba677f6ff86 100644 --- a/src/mesa/drivers/dri/common/dri_util.c +++ b/src/mesa/drivers/dri/common/dri_util.c @@ -435,6 +435,27 @@ const __DRIcopySubBufferExtension driCopySubBufferExtension = { { __DRI_COPY_SUB_BUFFER }, driCopySubBuffer }; +static void driSetSwapInterval(__DRIdrawable *drawable, unsigned int interval) +{ + __DRIdrawablePrivate *dpriv = drawable->private; + + dpriv->swap_interval = interval; +} + +static unsigned int driGetSwapInterval(__DRIdrawable *drawable) +{ + __DRIdrawablePrivate *dpriv = drawable->private; + + return dpriv->swap_interval; +} + +const __DRIswapControlExtension driSwapControlExtension = { + { __DRI_SWAP_CONTROL }, + driSetSwapInterval, + driGetSwapInterval +}; + + /** * This is called via __DRIscreenRec's createNewDrawable pointer. */ @@ -501,7 +522,7 @@ static void *driCreateNewDrawable(__DRIscreen *screen, * default value when the drawable is first bound to a direct * rendering context. */ - pdraw->swap_interval = (unsigned)-1; + pdp->swap_interval = (unsigned)-1; pdp->swapBuffers = psp->DriverAPI.SwapBuffers; @@ -716,7 +737,7 @@ void * __DRI_CREATE_NEW_SCREEN( int scrn, __DRIscreen *psc, { __DRIscreenPrivate *psp; - static const __DRIextension emptyExtensionList[] = { NULL }; + static const __DRIextension *emptyExtensionList[] = { NULL }; dri_interface = interface; api_ver = internal_api_version; @@ -868,8 +889,7 @@ driCalculateSwapUsage( __DRIdrawablePrivate *dPriv, int64_t last_swap_ust, if ( (*dri_interface->getMSCRate)(dPriv->pdraw, &n, &d) ) { - interval = (dPriv->pdraw->swap_interval != 0) - ? dPriv->pdraw->swap_interval : 1; + interval = (dPriv->swap_interval != 0) ? dPriv->swap_interval : 1; /* We want to calculate diff --git a/src/mesa/drivers/dri/common/dri_util.h b/src/mesa/drivers/dri/common/dri_util.h index 59bb66d21bc..78320307d60 100644 --- a/src/mesa/drivers/dri/common/dri_util.h +++ b/src/mesa/drivers/dri/common/dri_util.h @@ -77,6 +77,7 @@ extern __GLcontextModes *__driDriverInitScreen(__DRIscreenPrivate *psp); * Extensions. */ extern const __DRIcopySubBufferExtension driCopySubBufferExtension; +extern const __DRIswapControlExtension driSwapControlExtension; /** * Used by DRI_VALIDATE_DRAWABLE_INFO @@ -327,6 +328,12 @@ struct __DRIdrawablePrivateRec { * Called via glXSwapBuffers(). */ void (*swapBuffers)( __DRIdrawablePrivate *dPriv ); + + /** + * Controls swap interval as used by GLX_SGI_swap_control and + * GLX_MESA_swap_control. + */ + unsigned int swap_interval; }; /** diff --git a/src/mesa/drivers/dri/common/vblank.c b/src/mesa/drivers/dri/common/vblank.c index e7ed545f13c..3b5acfecb12 100644 --- a/src/mesa/drivers/dri/common/vblank.c +++ b/src/mesa/drivers/dri/common/vblank.c @@ -255,13 +255,13 @@ static int do_wait( drmVBlank * vbl, GLuint * vbl_seq, int fd ) void driDrawableInitVBlank( __DRIdrawablePrivate *priv, GLuint flags, GLuint *vbl_seq ) { - if ( priv->pdraw->swap_interval == (unsigned)-1 ) { + if ( priv->swap_interval == (unsigned)-1 ) { /* Get current vertical blank sequence */ drmVBlank vbl = { .request={ .type = DRM_VBLANK_RELATIVE, .sequence = 0 } }; do_wait( &vbl, vbl_seq, priv->driScreenPriv->fd ); - priv->pdraw->swap_interval = (flags & (VBLANK_FLAG_THROTTLE | - VBLANK_FLAG_SYNC)) != 0 ? 1 : 0; + priv->swap_interval = (flags & (VBLANK_FLAG_THROTTLE | + VBLANK_FLAG_SYNC)) != 0 ? 1 : 0; } } @@ -277,9 +277,9 @@ driGetVBlankInterval( const __DRIdrawablePrivate *priv, GLuint flags ) if ( (flags & VBLANK_FLAG_INTERVAL) != 0 ) { /* this must have been initialized when the drawable was first bound * to a direct rendering context. */ - assert ( priv->pdraw->swap_interval != (unsigned)-1 ); + assert ( priv->swap_interval != (unsigned)-1 ); - return priv->pdraw->swap_interval; + return priv->swap_interval; } else if ( (flags & (VBLANK_FLAG_THROTTLE | VBLANK_FLAG_SYNC)) != 0 ) { return 1; diff --git a/src/mesa/drivers/dri/i915/intel_context.c b/src/mesa/drivers/dri/i915/intel_context.c index 041a155fe73..d7af432ad6b 100644 --- a/src/mesa/drivers/dri/i915/intel_context.c +++ b/src/mesa/drivers/dri/i915/intel_context.c @@ -613,7 +613,7 @@ intelMakeCurrent(__DRIcontextPrivate * driContextPriv, if (intel->ctx.DrawBuffer == &intel_fb->Base) { if (intel->driDrawable != driDrawPriv) { - if (driDrawPriv->pdraw->swap_interval == (unsigned)-1) { + if (driDrawPriv->swap_interval == (unsigned)-1) { int i; intel_fb->vblank_flags = (intel->intelScreen->irq_active != 0) diff --git a/src/mesa/drivers/dri/i915/intel_screen.c b/src/mesa/drivers/dri/i915/intel_screen.c index 792f26b5ed4..f507a3bf05f 100644 --- a/src/mesa/drivers/dri/i915/intel_screen.c +++ b/src/mesa/drivers/dri/i915/intel_screen.c @@ -421,6 +421,7 @@ intelUpdateScreenFromSAREA(intelScreenPrivate * intelScreen, static const __DRIextension *intelExtensions[] = { &driCopySubBufferExtension.base, + &driSwapControlExtension.base, NULL }; @@ -529,9 +530,7 @@ static GLboolean intelInitDriver(__DRIscreenPrivate *sPriv) sPriv->extensions = intelExtensions; if (glx_enable_extension != NULL) { - (*glx_enable_extension) (sPriv->psc, "GLX_SGI_swap_control"); (*glx_enable_extension) (sPriv->psc, "GLX_SGI_video_sync"); - (*glx_enable_extension) (sPriv->psc, "GLX_MESA_swap_control"); (*glx_enable_extension) (sPriv->psc, "GLX_MESA_swap_frame_usage"); (*glx_enable_extension) (sPriv->psc, "GLX_SGI_make_current_read"); } diff --git a/src/mesa/drivers/dri/i965/intel_screen.c b/src/mesa/drivers/dri/i965/intel_screen.c index 1f74103f651..c75a86bf5b2 100644 --- a/src/mesa/drivers/dri/i965/intel_screen.c +++ b/src/mesa/drivers/dri/i965/intel_screen.c @@ -266,6 +266,7 @@ intelUpdateScreenFromSAREA(intelScreenPrivate *intelScreen, static const __DRIextension *intelExtensions[] = { &driCopySubBufferExtension.base, + &driSwapControlExtension.base, NULL }; @@ -357,9 +358,7 @@ static GLboolean intelInitDriver(__DRIscreenPrivate *sPriv) sPriv->extensions = intelExtensions; if (glx_enable_extension != NULL) { - (*glx_enable_extension)( sPriv->psc, "GLX_SGI_swap_control" ); (*glx_enable_extension)( sPriv->psc, "GLX_SGI_video_sync" ); - (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_control" ); (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_frame_usage" ); (*glx_enable_extension)( sPriv->psc, "GLX_SGI_make_current_read" ); } diff --git a/src/mesa/drivers/dri/mach64/mach64_screen.c b/src/mesa/drivers/dri/mach64/mach64_screen.c index ff261c841d7..46314b426f7 100644 --- a/src/mesa/drivers/dri/mach64/mach64_screen.c +++ b/src/mesa/drivers/dri/mach64/mach64_screen.c @@ -210,6 +210,7 @@ mach64CreateScreen( __DRIscreenPrivate *sPriv ) ATIDRIPtr serverInfo = (ATIDRIPtr)sPriv->pDevPriv; PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension = (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension")); + int i; if (sPriv->devPrivSize != sizeof(ATIDRIRec)) { fprintf(stderr,"\nERROR! sizeof(ATIDRIRec) does not match passed size from device driver\n"); @@ -318,15 +319,18 @@ mach64CreateScreen( __DRIscreenPrivate *sPriv ) mach64Screen->driScreen = sPriv; + i = 0; if ( glx_enable_extension != NULL ) { if ( mach64Screen->irq != 0 ) { - (*glx_enable_extension)( sPriv->psc, "GLX_SGI_swap_control" ); + mach64Screen->extensions[i++] = &driSwapControlExtension.base; + (*glx_enable_extension)( sPriv->psc, "GLX_SGI_video_sync" ); - (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_control" ); } (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_frame_usage" ); } + mach64Screen->extensions[i++] = NULL; + sPriv->extensions = mach64Screen->extensions; return mach64Screen; } diff --git a/src/mesa/drivers/dri/mach64/mach64_screen.h b/src/mesa/drivers/dri/mach64/mach64_screen.h index 5305058e2fb..36da7157707 100644 --- a/src/mesa/drivers/dri/mach64/mach64_screen.h +++ b/src/mesa/drivers/dri/mach64/mach64_screen.h @@ -73,6 +73,8 @@ typedef struct { __DRIscreenPrivate *driScreen; driOptionCache optionCache; + + const __DRIextension *extensions[2]; } mach64ScreenRec, *mach64ScreenPtr; #endif /* __MACH64_SCREEN_H__ */ diff --git a/src/mesa/drivers/dri/mga/mga_xmesa.c b/src/mesa/drivers/dri/mga/mga_xmesa.c index 5b4693983af..eba96486f67 100644 --- a/src/mesa/drivers/dri/mga/mga_xmesa.c +++ b/src/mesa/drivers/dri/mga/mga_xmesa.c @@ -193,6 +193,11 @@ mgaFillInModes( unsigned pixel_bits, unsigned depth_bits, } +static const __DRIextension *mgaExtensions[] = { + &driSwapControlExtension.base, + NULL +}; + static GLboolean mgaInitDriver(__DRIscreenPrivate *sPriv) { @@ -234,11 +239,11 @@ mgaInitDriver(__DRIscreenPrivate *sPriv) } } + sPriv->extensions = mgaExtensions; + if ( glx_enable_extension != NULL ) { - (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_control" ); (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_frame_usage" ); (*glx_enable_extension)( sPriv->psc, "GLX_SGI_make_current_read" ); - (*glx_enable_extension)( sPriv->psc, "GLX_SGI_swap_control" ); (*glx_enable_extension)( sPriv->psc, "GLX_SGI_video_sync" ); } diff --git a/src/mesa/drivers/dri/r128/r128_screen.c b/src/mesa/drivers/dri/r128/r128_screen.c index 446280c399f..9e5c25d7207 100644 --- a/src/mesa/drivers/dri/r128/r128_screen.c +++ b/src/mesa/drivers/dri/r128/r128_screen.c @@ -100,6 +100,7 @@ r128CreateScreen( __DRIscreenPrivate *sPriv ) R128DRIPtr r128DRIPriv = (R128DRIPtr)sPriv->pDevPriv; PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension = (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension")); + int i; if (sPriv->devPrivSize != sizeof(R128DRIRec)) { fprintf(stderr,"\nERROR! sizeof(R128DRIRec) does not match passed size from device driver\n"); @@ -225,15 +226,17 @@ r128CreateScreen( __DRIscreenPrivate *sPriv ) r128Screen->driScreen = sPriv; + i = 0; if ( glx_enable_extension != NULL ) { if ( r128Screen->irq != 0 ) { - (*glx_enable_extension)( sPriv->psc, "GLX_SGI_swap_control" ); + r128Screen->extensions[i++] = &driSwapControlExtension.base; (*glx_enable_extension)( sPriv->psc, "GLX_SGI_video_sync" ); - (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_control" ); } (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_frame_usage" ); } + r128Screen->extensions[i++] = NULL; + sPriv->extensions = r128Screen->extensions; return r128Screen; } diff --git a/src/mesa/drivers/dri/r128/r128_screen.h b/src/mesa/drivers/dri/r128/r128_screen.h index 8db8eea3587..97339272742 100644 --- a/src/mesa/drivers/dri/r128/r128_screen.h +++ b/src/mesa/drivers/dri/r128/r128_screen.h @@ -78,6 +78,8 @@ typedef struct { /* Configuration cache with default values for all contexts */ driOptionCache optionCache; + const __DRIextension *extensions[2]; + } r128ScreenRec, *r128ScreenPtr; diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.c b/src/mesa/drivers/dri/radeon/radeon_screen.c index 7e533fef2cc..46160babb01 100644 --- a/src/mesa/drivers/dri/radeon/radeon_screen.c +++ b/src/mesa/drivers/dri/radeon/radeon_screen.c @@ -332,11 +332,6 @@ radeonFillInModes( unsigned pixel_bits, unsigned depth_bits, return modes; } -static const __DRIextension *radeonExtensions[] = { - &driCopySubBufferExtension.base, - NULL -}; - /* Create the device specific screen private data struct. */ static radeonScreenPtr @@ -347,6 +342,7 @@ radeonCreateScreen( __DRIscreenPrivate *sPriv ) unsigned char *RADEONMMIO; PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension = (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension")); + int i; if (sPriv->devPrivSize != sizeof(RADEONDRIRec)) { fprintf(stderr,"\nERROR! sizeof(RADEONDRIRec) does not match passed size from device driver\n"); @@ -735,13 +731,13 @@ radeonCreateScreen( __DRIscreenPrivate *sPriv ) dri_priv->log2GARTTexGran; } - sPriv->extensions = radeonExtensions; + i = 0; + screen->extensions[i++] = &driCopySubBufferExtension.base; if ( glx_enable_extension != NULL ) { if ( screen->irq != 0 ) { - (*glx_enable_extension)( sPriv->psc, "GLX_SGI_swap_control" ); + screen->extensions[i++] = &driSwapControlExtension.base; (*glx_enable_extension)( sPriv->psc, "GLX_SGI_video_sync" ); - (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_control" ); } (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_frame_usage" ); @@ -750,6 +746,8 @@ radeonCreateScreen( __DRIscreenPrivate *sPriv ) (*glx_enable_extension)( sPriv->psc, "GLX_SGI_make_current_read" ); } + screen->extensions[i++] = NULL; + sPriv->extensions = screen->extensions; #if RADEON_COMMON && defined(RADEON_COMMON_FOR_R200) if (IS_R200_CLASS(screen)) { diff --git a/src/mesa/drivers/dri/radeon/radeon_screen.h b/src/mesa/drivers/dri/radeon/radeon_screen.h index 25e6fcf399a..eceab53f5f5 100644 --- a/src/mesa/drivers/dri/radeon/radeon_screen.h +++ b/src/mesa/drivers/dri/radeon/radeon_screen.h @@ -103,6 +103,8 @@ typedef struct { /* Configuration cache with default values for all contexts */ driOptionCache optionCache; + + const __DRIextension *extensions[3]; } radeonScreenRec, *radeonScreenPtr; #define IS_R100_CLASS(screen) \ diff --git a/src/mesa/drivers/dri/unichrome/via_screen.c b/src/mesa/drivers/dri/unichrome/via_screen.c index 53f4c5c5642..153e401a165 100644 --- a/src/mesa/drivers/dri/unichrome/via_screen.c +++ b/src/mesa/drivers/dri/unichrome/via_screen.c @@ -100,6 +100,7 @@ viaInitDriver(__DRIscreenPrivate *sPriv) VIADRIPtr gDRIPriv = (VIADRIPtr)sPriv->pDevPriv; PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension = (PFNGLXSCRENABLEEXTENSIONPROC) (*dri_interface->getProcAddress("glxEnableExtension")); + int i; if (sPriv->devPrivSize != sizeof(VIADRIRec)) { fprintf(stderr,"\nERROR! sizeof(VIADRIRec) does not match passed size from device driver\n"); @@ -174,16 +175,18 @@ viaInitDriver(__DRIscreenPrivate *sPriv) viaScreen->sareaPrivOffset = gDRIPriv->sarea_priv_offset; + i = 0; if ( glx_enable_extension != NULL ) { if ( viaScreen->irqEnabled ) { - (*glx_enable_extension)( sPriv->psc, "GLX_SGI_swap_control" ); + viaScreen->extensions[i++] = &driSwapControlExtension.base; (*glx_enable_extension)( sPriv->psc, "GLX_SGI_video_sync" ); - (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_control" ); } (*glx_enable_extension)( sPriv->psc, "GLX_SGI_make_current_read" ); (*glx_enable_extension)( sPriv->psc, "GLX_MESA_swap_frame_usage" ); } + viaScreen->extensions[i++] = NULL; + sPriv->extensions = viaScreen->extensions; return GL_TRUE; } diff --git a/src/mesa/drivers/dri/unichrome/via_screen.h b/src/mesa/drivers/dri/unichrome/via_screen.h index 84aa5aef88e..85f87c4da39 100644 --- a/src/mesa/drivers/dri/unichrome/via_screen.h +++ b/src/mesa/drivers/dri/unichrome/via_screen.h @@ -70,6 +70,8 @@ typedef struct { /* Configuration cache with default values for all contexts */ driOptionCache optionCache; + + const __DRIextension *extensions[2]; } viaScreenPrivate; -- 2.30.2