diff options
| -rw-r--r-- | hw/xfree86/dri2/dri2.c | 8 | ||||
| -rw-r--r-- | hw/xfree86/dri2/dri2.h | 16 |
2 files changed, 23 insertions, 1 deletions
diff --git a/hw/xfree86/dri2/dri2.c b/hw/xfree86/dri2/dri2.c index af3bcaefe..1e6ee16a2 100644 --- a/hw/xfree86/dri2/dri2.c +++ b/hw/xfree86/dri2/dri2.c @@ -102,6 +102,7 @@ typedef struct _DRI2Screen { DRI2GetMSCProcPtr GetMSC; DRI2ScheduleWaitMSCProcPtr ScheduleWaitMSC; DRI2AuthMagicProcPtr AuthMagic; + DRI2ReuseBufferNotifyProcPtr ReuseBufferNotify; HandleExposuresProcPtr HandleExposures; @@ -352,6 +353,10 @@ allocate_or_reuse_buffer(DrawablePtr pDraw, DRI2ScreenPtr ds, } else { *buffer = pPriv->buffers[old_buf]; + + if (ds->ReuseBufferNotify) + (*ds->ReuseBufferNotify)(pDraw, *buffer); + pPriv->buffers[old_buf] = NULL; return FALSE; } @@ -1128,6 +1133,9 @@ DRI2ScreenInit(ScreenPtr pScreen, DRI2InfoPtr info) ds->AuthMagic = info->AuthMagic; } + if (info->version >= 6) + ds->ReuseBufferNotify = info->ReuseBufferNotify; + /* * if the driver doesn't provide an AuthMagic function or the info struct * version is too low, it relies on the old method (using libdrm) or fail diff --git a/hw/xfree86/dri2/dri2.h b/hw/xfree86/dri2/dri2.h index 2a41ead5b..7afba8ea0 100644 --- a/hw/xfree86/dri2/dri2.h +++ b/hw/xfree86/dri2/dri2.h @@ -110,6 +110,16 @@ typedef DRI2BufferPtr (*DRI2CreateBufferProcPtr)(DrawablePtr pDraw, typedef void (*DRI2DestroyBufferProcPtr)(DrawablePtr pDraw, DRI2BufferPtr buffer); /** + * Notifies driver when DRI2GetBuffers reuses a dri2 buffer. + * + * Driver may rename the dri2 buffer in this notify if it is required. + * + * \param pDraw drawable whose count we want + * \param buffer buffer that will be returned to client + */ +typedef void (*DRI2ReuseBufferNotifyProcPtr)(DrawablePtr pDraw, + DRI2BufferPtr buffer); +/** * Get current media stamp counter values * * This callback is used to support the SGI_video_sync and OML_sync_control @@ -161,7 +171,7 @@ typedef void (*DRI2InvalidateProcPtr)(DrawablePtr pDraw, /** * Version of the DRI2InfoRec structure defined in this header */ -#define DRI2INFOREC_VERSION 5 +#define DRI2INFOREC_VERSION 6 typedef struct { unsigned int version; /**< Version of this struct */ @@ -189,6 +199,10 @@ typedef struct { /* added in version 5 */ DRI2AuthMagicProcPtr AuthMagic; + + /* added in version 6 */ + + DRI2ReuseBufferNotifyProcPtr ReuseBufferNotify; } DRI2InfoRec, *DRI2InfoPtr; extern _X_EXPORT int DRI2EventBase; |