From dbb297fac6a9637cc7ee7ab2cf40f196048ba626 Mon Sep 17 00:00:00 2001 From: Keith Whitwell Date: Wed, 8 Aug 2007 11:10:37 +0100 Subject: Hook up i915simple. Doesn't compile. --- src/mesa/drivers/dri/intel_winsys/Makefile | 3 +- src/mesa/drivers/dri/intel_winsys/intel_context.c | 45 ++-- src/mesa/drivers/dri/intel_winsys/intel_context.h | 8 - src/mesa/drivers/dri/intel_winsys/intel_pipe.h | 42 ++++ .../dri/intel_winsys/intel_pipe_i915simple.c | 248 +++++++++++++++++++++ .../drivers/dri/intel_winsys/intel_pipe_softpipe.c | 184 +++++++++++++++ src/mesa/drivers/dri/intel_winsys/intel_softpipe.c | 184 --------------- 7 files changed, 504 insertions(+), 210 deletions(-) create mode 100644 src/mesa/drivers/dri/intel_winsys/intel_pipe.h create mode 100644 src/mesa/drivers/dri/intel_winsys/intel_pipe_i915simple.c create mode 100644 src/mesa/drivers/dri/intel_winsys/intel_pipe_softpipe.c delete mode 100644 src/mesa/drivers/dri/intel_winsys/intel_softpipe.c (limited to 'src/mesa/drivers/dri') diff --git a/src/mesa/drivers/dri/intel_winsys/Makefile b/src/mesa/drivers/dri/intel_winsys/Makefile index e4e9cf17b0..c9dc15e088 100644 --- a/src/mesa/drivers/dri/intel_winsys/Makefile +++ b/src/mesa/drivers/dri/intel_winsys/Makefile @@ -10,7 +10,8 @@ PIPE_DRIVERS = \ $(TOP)/src/mesa/pipe/softpipe/libsoftpipe.a DRIVER_SOURCES = \ - intel_softpipe.c \ + intel_pipe_i915simple.c \ + intel_pipe_softpipe.c \ intel_batchbuffer.c \ intel_tex_layout.c \ intel_buffers.c \ diff --git a/src/mesa/drivers/dri/intel_winsys/intel_context.c b/src/mesa/drivers/dri/intel_winsys/intel_context.c index e6f0d4a0fa..d748c08f3c 100644 --- a/src/mesa/drivers/dri/intel_winsys/intel_context.c +++ b/src/mesa/drivers/dri/intel_winsys/intel_context.c @@ -47,13 +47,10 @@ #include "i830_dri.h" #include "intel_buffers.h" -/*#include "intel_tex.h"*/ +#include "intel_pipe.h" #include "intel_ioctl.h" #include "intel_batchbuffer.h" #include "intel_blit.h" -/* -#include "intel_buffer_objects.h" -*/ #include "intel_fbo.h" #include "intel_tex_layout.h" @@ -375,20 +372,34 @@ intelCreateContext(const __GLcontextModes * mesaVis, /* * Pipe-related setup */ - st_create_context( &intel->ctx, - intel_create_softpipe( intel ) ); - - /* KW: Not sure I like this - we should only be talking to the - * state_tracker. The pipe code will need some way of talking to - * us, eg for batchbuffer ioctls, and there will need to be a - * buffer manager interface. So, this is a temporary hack, right? - * BP: Yes, a temporary hack so we can make jumps between old/new code. - */ - intel->pipe = intel->ctx.st->pipe; -// intel->pipe->screen = intelScreen; -// intel->pipe->glctx = ctx; -// intel_init_region_functions(intel->pipe); + if (getenv("INTEL_SOFTPIPE")) { + intel->pipe = intel_create_softpipe( intel ); + } + else { + switch (intel->intelScreen->deviceID) { + case PCI_CHIP_I945_G: + case PCI_CHIP_I945_GM: + case PCI_CHIP_I945_GME: + case PCI_CHIP_G33_G: + case PCI_CHIP_Q33_G: + case PCI_CHIP_Q35_G: + case PCI_CHIP_I915_G: + case PCI_CHIP_I915_GM: + intel->pipe = intel_create_i915simple( intel ); + default: + _mesa_printf("Unknown PCIID %x in %s, using software driver\n", + intel->intelScreen->deviceID, __FUNCTION__); + intel->pipe = intel_create_softpipe( intel ); + break; + } + } + + st_create_context( &intel->ctx, intel->pipe ); + + + /* TODO: Push this down into the pipe driver: + */ switch (intel->intelScreen->deviceID) { case PCI_CHIP_I945_G: case PCI_CHIP_I945_GM: diff --git a/src/mesa/drivers/dri/intel_winsys/intel_context.h b/src/mesa/drivers/dri/intel_winsys/intel_context.h index 1a4e7ca1cd..727f3b7474 100644 --- a/src/mesa/drivers/dri/intel_winsys/intel_context.h +++ b/src/mesa/drivers/dri/intel_winsys/intel_context.h @@ -194,14 +194,6 @@ extern void intelFinish(GLcontext * ctx); extern void intelFlush(GLcontext * ctx); -/* ================================================================ - * intel_softpipe.c: - */ - -struct pipe_context * -intel_create_softpipe( struct intel_context *intel ); - - #define MI_BATCH_BUFFER_END (0xA<<23) #define FALLBACK( ctx, bit, mode ) diff --git a/src/mesa/drivers/dri/intel_winsys/intel_pipe.h b/src/mesa/drivers/dri/intel_winsys/intel_pipe.h new file mode 100644 index 0000000000..5d3e25aea2 --- /dev/null +++ b/src/mesa/drivers/dri/intel_winsys/intel_pipe.h @@ -0,0 +1,42 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef INTEL_PIPE_H +#define INTEL_PIPE_H + +struct intel_context; +struct pipe_context; + + +struct pipe_context * +intel_create_softpipe( struct intel_context *intel ); + +struct pipe_context * +intel_create_i915simple( struct intel_context *intel ); + + +#endif diff --git a/src/mesa/drivers/dri/intel_winsys/intel_pipe_i915simple.c b/src/mesa/drivers/dri/intel_winsys/intel_pipe_i915simple.c new file mode 100644 index 0000000000..b456550a8c --- /dev/null +++ b/src/mesa/drivers/dri/intel_winsys/intel_pipe_i915simple.c @@ -0,0 +1,248 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * + **************************************************************************/ +/* + * Authors: Keith Whitwell + */ + +#include +#include +#include "dri_bufpool.h" +#include "dri_bufmgr.h" + +#include "intel_context.h" +#include "intel_batchbuffer.h" +#include "intel_pipe.h" + +#include "pipe/i915simple/i915_winsys.h" + + +struct intel_i915_winsys { + struct i915_winsys winsys; + struct intel_context *intel; +}; + + +/* Turn a i915simple winsys into an intel/i915simple winsys: + */ +static inline struct intel_i915_winsys * +intel_i915_winsys( struct i915_winsys *sws ) +{ + return (struct intel_i915_winsys *)sws; +} + + + +/* Many of the winsys's are probably going to have a similar + * buffer-manager interface, as something almost identical is + * currently exposed in the pipe interface. Probably want to avoid + * endless repetition of this code somehow. + */ +static inline struct _DriBufferObject * +dri_bo( struct pipe_buffer_handle *bo ) +{ + return (struct _DriBufferObject *)bo; +} + +static inline struct pipe_buffer_handle * +pipe_bo( struct _DriBufferObject *bo ) +{ + return (struct pipe_buffer_handle *)bo; +} + + +/* Most callbacks map direcly onto dri_bufmgr operations: + */ +static void *intel_i915_buffer_map(struct i915_winsys *sws, + struct pipe_buffer_handle *buf ) +{ + return driBOMap( dri_bo(buf), + DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0 ); +} + +static void intel_i915_buffer_unmap(struct i915_winsys *sws, + struct pipe_buffer_handle *buf) +{ + driBOUnmap( dri_bo(buf) ); +} + + +static struct pipe_buffer_handle * +intel_i915_buffer_reference(struct i915_winsys *sws, + struct pipe_buffer_handle *buf) +{ + return pipe_bo( driBOReference( dri_bo(buf) ) ); +} + +static void intel_i915_buffer_unreference(struct i915_winsys *sws, + struct pipe_buffer_handle **buf) +{ + if (*buf) { + driBOUnReference( dri_bo(*buf) ); + *buf = NULL; + } +} + +/* Grabs the hardware lock! + */ +static void intel_i915_buffer_data(struct i915_winsys *sws, + struct pipe_buffer_handle *buf, + unsigned size, const void *data ) +{ + struct intel_context *intel = intel_i915_winsys(sws)->intel; + + LOCK_HARDWARE( intel ); + driBOData( dri_bo(buf), size, data, 0 ); + UNLOCK_HARDWARE( intel ); +} + +static void intel_i915_buffer_subdata(struct i915_winsys *sws, + struct pipe_buffer_handle *buf, + unsigned long offset, + unsigned long size, + const void *data) +{ + driBOSubData( dri_bo(buf), offset, size, data ); +} + +static void intel_i915_buffer_get_subdata(struct i915_winsys *sws, + struct pipe_buffer_handle *buf, + unsigned long offset, + unsigned long size, + void *data) +{ + driBOGetSubData( dri_bo(buf), offset, size, data ); +} + +/* I915simple has no concept of pools. We choose the tex/region pool + * for all buffers. + */ +static struct pipe_buffer_handle * +intel_i915_buffer_create(struct i915_winsys *sws, + unsigned alignment) +{ + struct intel_context *intel = intel_i915_winsys(sws)->intel; + struct _DriBufferObject *buffer; + + LOCK_HARDWARE( intel ); + driGenBuffers( intel->intelScreen->regionPool, + "i915simple buffer", 1, &buffer, alignment, 0, 0 ); + UNLOCK_HARDWARE( intel ); + + return pipe_bo(buffer); +} + + +/* Simple batchbuffer interface: + */ + +static unsigned *intel_i915_batch_start( struct i915_winsys *sws, + unsigned dwords, + unsigned relocs ) +{ + struct intel_context *intel = intel_i915_winsys(sws)->intel; + + /* XXX: check relocs. + */ + if (intel_batchbuffer_space( intel->batch ) < dwords * 4) { + /* XXX: Hmm, the driver can't really do much with this pointer: + */ + //return intel->batch->ptr; + return (unsigned *)~0; + } + else + return NULL; +} + +static void intel_i915_batch_dword( struct i915_winsys *sws, + unsigned dword ) +{ + struct intel_context *intel = intel_i915_winsys(sws)->intel; + intel_batchbuffer_emit_dword( intel->batch, dword ); +} + +static void intel_i915_batch_reloc( struct i915_winsys *sws, + struct pipe_buffer_handle *buf, + unsigned access_flags, + unsigned delta ) +{ + struct intel_context *intel = intel_i915_winsys(sws)->intel; + unsigned flags = 0; + unsigned mask = 0; + + intel_batchbuffer_emit_reloc( intel->batch, + dri_bo( buf ), + flags, mask, + delta ); +} + +static void intel_i915_batch_flush( struct i915_winsys *sws ) +{ + struct intel_context *intel = intel_i915_winsys(sws)->intel; + + intel_batchbuffer_flush( intel->batch ); +} + +static void intel_i915_batch_wait_idle( struct i915_winsys *sws ) +{ + struct intel_context *intel = intel_i915_winsys(sws)->intel; + + if (intel->batch->last_fence) { + driFenceFinish(intel->batch->last_fence, + DRM_FENCE_TYPE_EXE | DRM_I915_FENCE_TYPE_RW, GL_FALSE); + driFenceUnReference(intel->batch->last_fence); + intel->batch->last_fence = NULL; + } +} + +struct pipe_context * +intel_create_i915simple( struct intel_context *intel ) +{ + struct intel_i915_winsys *iws = CALLOC_STRUCT( intel_i915_winsys ); + + /* Fill in this struct with callbacks that i915simple will need to + * communicate with the window system, buffer manager, etc. + */ + iws->winsys.buffer_create = intel_i915_buffer_create; + iws->winsys.buffer_map = intel_i915_buffer_map; + iws->winsys.buffer_unmap = intel_i915_buffer_unmap; + iws->winsys.buffer_reference = intel_i915_buffer_reference; + iws->winsys.buffer_unreference = intel_i915_buffer_unreference; + iws->winsys.buffer_data = intel_i915_buffer_data; + iws->winsys.buffer_subdata = intel_i915_buffer_subdata; + iws->winsys.buffer_get_subdata = intel_i915_buffer_get_subdata; + iws->winsys.batch_start = intel_i915_batch_start; + iws->winsys.batch_dword = intel_i915_batch_dword; + iws->winsys.batch_reloc = intel_i915_batch_reloc; + iws->winsys.batch_flush = intel_i915_batch_flush; + iws->winsys.batch_wait_idle = intel_i915_batch_wait_idle; + iws->intel = intel; + + /* Create the i915simple context: + */ + return i915_create( &iws->winsys ); +} diff --git a/src/mesa/drivers/dri/intel_winsys/intel_pipe_softpipe.c b/src/mesa/drivers/dri/intel_winsys/intel_pipe_softpipe.c new file mode 100644 index 0000000000..ef47744358 --- /dev/null +++ b/src/mesa/drivers/dri/intel_winsys/intel_pipe_softpipe.c @@ -0,0 +1,184 @@ +/************************************************************************** + * + * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, + * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR + * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE + * USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * + **************************************************************************/ +/* + * Authors: Keith Whitwell + */ + +#include +#include +#include "dri_bufpool.h" +#include "dri_bufmgr.h" + +/* #include "errno.h" */ +/* #include "string.h" */ +/* #include "imports.h" */ + +#include "intel_context.h" + +#include "pipe/softpipe/sp_winsys.h" + + +struct intel_softpipe_winsys { + struct softpipe_winsys sws; + struct intel_context *intel; +}; + + + +/* Turn the softpipe opaque buffer pointer into a dri_bufmgr opaque + * buffer pointer... + */ +static inline struct _DriBufferObject * +dri_bo( struct pipe_buffer_handle *bo ) +{ + return (struct _DriBufferObject *)bo; +} + +static inline struct pipe_buffer_handle * +pipe_bo( struct _DriBufferObject *bo ) +{ + return (struct pipe_buffer_handle *)bo; +} + +/* Turn a softpipe winsys into an intel/softpipe winsys: + */ +static inline struct intel_softpipe_winsys * +intel_softpipe_winsys( struct softpipe_winsys *sws ) +{ + return (struct intel_softpipe_winsys *)sws; +} + + +/* Most callbacks map direcly onto dri_bufmgr operations: + */ +static void *intel_buffer_map(struct softpipe_winsys *sws, + struct pipe_buffer_handle *buf ) +{ + return driBOMap( dri_bo(buf), + DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0 ); +} + +static void intel_buffer_unmap(struct softpipe_winsys *sws, + struct pipe_buffer_handle *buf) +{ + driBOUnmap( dri_bo(buf) ); +} + + +static struct pipe_buffer_handle * +intel_buffer_reference(struct softpipe_winsys *sws, + struct pipe_buffer_handle *buf) +{ + return pipe_bo( driBOReference( dri_bo(buf) ) ); +} + +static void intel_buffer_unreference(struct softpipe_winsys *sws, + struct pipe_buffer_handle **buf) +{ + if (*buf) { + driBOUnReference( dri_bo(*buf) ); + *buf = NULL; + } +} + +/* Grabs the hardware lock! + */ +static void intel_buffer_data(struct softpipe_winsys *sws, + struct pipe_buffer_handle *buf, + unsigned size, const void *data ) +{ + struct intel_context *intel = intel_softpipe_winsys(sws)->intel; + + LOCK_HARDWARE( intel ); + driBOData( dri_bo(buf), size, data, 0 ); + UNLOCK_HARDWARE( intel ); +} + +static void intel_buffer_subdata(struct softpipe_winsys *sws, + struct pipe_buffer_handle *buf, + unsigned long offset, + unsigned long size, + const void *data) +{ + driBOSubData( dri_bo(buf), offset, size, data ); +} + +static void intel_buffer_get_subdata(struct softpipe_winsys *sws, + struct pipe_buffer_handle *buf, + unsigned long offset, + unsigned long size, + void *data) +{ + driBOGetSubData( dri_bo(buf), offset, size, data ); +} + +/* Softpipe has no concept of pools. We choose the tex/region pool + * for all buffers. + */ +static struct pipe_buffer_handle * +intel_create_buffer(struct softpipe_winsys *sws, + unsigned alignment) +{ + struct intel_context *intel = intel_softpipe_winsys(sws)->intel; + struct _DriBufferObject *buffer; + + LOCK_HARDWARE( intel ); + driGenBuffers( intel->intelScreen->regionPool, + "softpipe buffer", 1, &buffer, alignment, 0, 0 ); + UNLOCK_HARDWARE( intel ); + + return pipe_bo(buffer); +} + + +struct pipe_context * +intel_create_softpipe( struct intel_context *intel ) +{ + struct intel_softpipe_winsys *isws = CALLOC_STRUCT( intel_softpipe_winsys ); + + /* Fill in this struct with callbacks that softpipe will need to + * communicate with the window system, buffer manager, etc. + * + * Softpipe would be happy with a malloc based memory manager, but + * the SwapBuffers implementation in this winsys driver requires + * that rendering be done to an appropriate _DriBufferObject. + */ + isws->sws.create_buffer = intel_create_buffer; + isws->sws.buffer_map = intel_buffer_map; + isws->sws.buffer_unmap = intel_buffer_unmap; + isws->sws.buffer_reference = intel_buffer_reference; + isws->sws.buffer_unreference = intel_buffer_unreference; + isws->sws.buffer_data = intel_buffer_data; + isws->sws.buffer_subdata = intel_buffer_subdata; + isws->sws.buffer_get_subdata = intel_buffer_get_subdata; + isws->intel = intel; + + /* Create the softpipe context: + */ + return softpipe_create( &isws->sws ); +} diff --git a/src/mesa/drivers/dri/intel_winsys/intel_softpipe.c b/src/mesa/drivers/dri/intel_winsys/intel_softpipe.c deleted file mode 100644 index ef47744358..0000000000 --- a/src/mesa/drivers/dri/intel_winsys/intel_softpipe.c +++ /dev/null @@ -1,184 +0,0 @@ -/************************************************************************** - * - * Copyright 2006 Tungsten Graphics, Inc., Bismarck, ND., USA - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sub license, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - * USE OR OTHER DEALINGS IN THE SOFTWARE. - * - * The above copyright notice and this permission notice (including the - * next paragraph) shall be included in all copies or substantial portions - * of the Software. - * - * - **************************************************************************/ -/* - * Authors: Keith Whitwell - */ - -#include -#include -#include "dri_bufpool.h" -#include "dri_bufmgr.h" - -/* #include "errno.h" */ -/* #include "string.h" */ -/* #include "imports.h" */ - -#include "intel_context.h" - -#include "pipe/softpipe/sp_winsys.h" - - -struct intel_softpipe_winsys { - struct softpipe_winsys sws; - struct intel_context *intel; -}; - - - -/* Turn the softpipe opaque buffer pointer into a dri_bufmgr opaque - * buffer pointer... - */ -static inline struct _DriBufferObject * -dri_bo( struct pipe_buffer_handle *bo ) -{ - return (struct _DriBufferObject *)bo; -} - -static inline struct pipe_buffer_handle * -pipe_bo( struct _DriBufferObject *bo ) -{ - return (struct pipe_buffer_handle *)bo; -} - -/* Turn a softpipe winsys into an intel/softpipe winsys: - */ -static inline struct intel_softpipe_winsys * -intel_softpipe_winsys( struct softpipe_winsys *sws ) -{ - return (struct intel_softpipe_winsys *)sws; -} - - -/* Most callbacks map direcly onto dri_bufmgr operations: - */ -static void *intel_buffer_map(struct softpipe_winsys *sws, - struct pipe_buffer_handle *buf ) -{ - return driBOMap( dri_bo(buf), - DRM_BO_FLAG_READ | DRM_BO_FLAG_WRITE, 0 ); -} - -static void intel_buffer_unmap(struct softpipe_winsys *sws, - struct pipe_buffer_handle *buf) -{ - driBOUnmap( dri_bo(buf) ); -} - - -static struct pipe_buffer_handle * -intel_buffer_reference(struct softpipe_winsys *sws, - struct pipe_buffer_handle *buf) -{ - return pipe_bo( driBOReference( dri_bo(buf) ) ); -} - -static void intel_buffer_unreference(struct softpipe_winsys *sws, - struct pipe_buffer_handle **buf) -{ - if (*buf) { - driBOUnReference( dri_bo(*buf) ); - *buf = NULL; - } -} - -/* Grabs the hardware lock! - */ -static void intel_buffer_data(struct softpipe_winsys *sws, - struct pipe_buffer_handle *buf, - unsigned size, const void *data ) -{ - struct intel_context *intel = intel_softpipe_winsys(sws)->intel; - - LOCK_HARDWARE( intel ); - driBOData( dri_bo(buf), size, data, 0 ); - UNLOCK_HARDWARE( intel ); -} - -static void intel_buffer_subdata(struct softpipe_winsys *sws, - struct pipe_buffer_handle *buf, - unsigned long offset, - unsigned long size, - const void *data) -{ - driBOSubData( dri_bo(buf), offset, size, data ); -} - -static void intel_buffer_get_subdata(struct softpipe_winsys *sws, - struct pipe_buffer_handle *buf, - unsigned long offset, - unsigned long size, - void *data) -{ - driBOGetSubData( dri_bo(buf), offset, size, data ); -} - -/* Softpipe has no concept of pools. We choose the tex/region pool - * for all buffers. - */ -static struct pipe_buffer_handle * -intel_create_buffer(struct softpipe_winsys *sws, - unsigned alignment) -{ - struct intel_context *intel = intel_softpipe_winsys(sws)->intel; - struct _DriBufferObject *buffer; - - LOCK_HARDWARE( intel ); - driGenBuffers( intel->intelScreen->regionPool, - "softpipe buffer", 1, &buffer, alignment, 0, 0 ); - UNLOCK_HARDWARE( intel ); - - return pipe_bo(buffer); -} - - -struct pipe_context * -intel_create_softpipe( struct intel_context *intel ) -{ - struct intel_softpipe_winsys *isws = CALLOC_STRUCT( intel_softpipe_winsys ); - - /* Fill in this struct with callbacks that softpipe will need to - * communicate with the window system, buffer manager, etc. - * - * Softpipe would be happy with a malloc based memory manager, but - * the SwapBuffers implementation in this winsys driver requires - * that rendering be done to an appropriate _DriBufferObject. - */ - isws->sws.create_buffer = intel_create_buffer; - isws->sws.buffer_map = intel_buffer_map; - isws->sws.buffer_unmap = intel_buffer_unmap; - isws->sws.buffer_reference = intel_buffer_reference; - isws->sws.buffer_unreference = intel_buffer_unreference; - isws->sws.buffer_data = intel_buffer_data; - isws->sws.buffer_subdata = intel_buffer_subdata; - isws->sws.buffer_get_subdata = intel_buffer_get_subdata; - isws->intel = intel; - - /* Create the softpipe context: - */ - return softpipe_create( &isws->sws ); -} -- cgit v1.2.3