From 3192633d4abe262d413e41feb871fe8deed409d8 Mon Sep 17 00:00:00 2001 From: Jakob Bornecrantz Date: Mon, 16 Nov 2009 19:56:18 +0100 Subject: svga: Add svga driver --- .../winsys/drm/vmware/core/vmw_screen_svga.c | 295 +++++++++++++++++++++ 1 file changed, 295 insertions(+) create mode 100644 src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c (limited to 'src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c') diff --git a/src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c b/src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c new file mode 100644 index 0000000000..d7d008859b --- /dev/null +++ b/src/gallium/winsys/drm/vmware/core/vmw_screen_svga.c @@ -0,0 +1,295 @@ +/********************************************************** + * Copyright 2009 VMware, Inc. 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, sublicense, 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 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 + * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS + * 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. + * + **********************************************************/ + +/** + * @file + * This file implements the SVGA interface into this winsys, defined + * in drivers/svga/svga_winsys.h. + * + * @author Keith Whitwell + * @author Jose Fonseca + */ + + +#include "svga_cmd.h" +#include "svga3d_caps.h" + +#include "pipe/p_inlines.h" +#include "util/u_math.h" +#include "util/u_memory.h" +#include "pipebuffer/pb_buffer.h" +#include "pipebuffer/pb_bufmgr.h" +#include "svga_winsys.h" +#include "vmw_context.h" +#include "vmw_screen.h" +#include "vmw_surface.h" +#include "vmw_buffer.h" +#include "vmw_fence.h" + + +static struct svga_winsys_buffer * +vmw_svga_winsys_buffer_create(struct svga_winsys_screen *sws, + unsigned alignment, + unsigned usage, + unsigned size) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + struct pb_desc desc; + struct pb_manager *provider; + struct pb_buffer *buffer; + + memset(&desc, 0, sizeof desc); + desc.alignment = alignment; + desc.usage = usage; + + provider = vws->pools.gmr_fenced; + + assert(provider); + buffer = provider->create_buffer(provider, size, &desc); + if(!buffer) + return NULL; + + return vmw_svga_winsys_buffer(buffer); +} + + +static void * +vmw_svga_winsys_buffer_map(struct svga_winsys_screen *sws, + struct svga_winsys_buffer *buf, + unsigned flags) +{ + (void)sws; + return pb_map(vmw_pb_buffer(buf), flags); +} + + +static void +vmw_svga_winsys_buffer_unmap(struct svga_winsys_screen *sws, + struct svga_winsys_buffer *buf) +{ + (void)sws; + pb_unmap(vmw_pb_buffer(buf)); +} + + +static void +vmw_svga_winsys_buffer_destroy(struct svga_winsys_screen *sws, + struct svga_winsys_buffer *buf) +{ + struct pb_buffer *pbuf = vmw_pb_buffer(buf); + (void)sws; + pb_reference(&pbuf, NULL); +} + + +static void +vmw_svga_winsys_fence_reference(struct svga_winsys_screen *sws, + struct pipe_fence_handle **pdst, + struct pipe_fence_handle *src) +{ + (void)sws; + *pdst = src; +} + + +static int +vmw_svga_winsys_fence_signalled(struct svga_winsys_screen *sws, + struct pipe_fence_handle *fence, + unsigned flag) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + (void)flag; + return vmw_ioctl_fence_signalled(vws, vmw_fence(fence)); +} + + +static int +vmw_svga_winsys_fence_finish(struct svga_winsys_screen *sws, + struct pipe_fence_handle *fence, + unsigned flag) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + (void)flag; + return vmw_ioctl_fence_finish(vws, vmw_fence(fence)); +} + + + +static struct svga_winsys_surface * +vmw_svga_winsys_surface_create(struct svga_winsys_screen *sws, + SVGA3dSurfaceFlags flags, + SVGA3dSurfaceFormat format, + SVGA3dSize size, + uint32 numFaces, + uint32 numMipLevels) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + struct vmw_svga_winsys_surface *surface; + + surface = CALLOC_STRUCT(vmw_svga_winsys_surface); + if(!surface) + goto no_surface; + + pipe_reference_init(&surface->refcnt, 1); + p_atomic_set(&surface->validated, 0); + surface->screen = vws; + surface->sid = vmw_ioctl_surface_create(vws, + flags, format, size, + numFaces, numMipLevels); + if(surface->sid == SVGA3D_INVALID_ID) + goto no_sid; + + return svga_winsys_surface(surface); + +no_sid: + FREE(surface); +no_surface: + return NULL; +} + + +static boolean +vmw_svga_winsys_surface_is_flushed(struct svga_winsys_screen *sws, + struct svga_winsys_surface *surface) +{ + struct vmw_svga_winsys_surface *vsurf = vmw_svga_winsys_surface(surface); + return (p_atomic_read(&vsurf->validated) == 0); +} + + +static void +vmw_svga_winsys_surface_ref(struct svga_winsys_screen *sws, + struct svga_winsys_surface **pDst, + struct svga_winsys_surface *src) +{ + struct vmw_svga_winsys_surface *d_vsurf = vmw_svga_winsys_surface(*pDst); + struct vmw_svga_winsys_surface *s_vsurf = vmw_svga_winsys_surface(src); + + vmw_svga_winsys_surface_reference(&d_vsurf, s_vsurf); + *pDst = svga_winsys_surface(d_vsurf); +} + + +static void +vmw_svga_winsys_destroy(struct svga_winsys_screen *sws) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + + vmw_winsys_destroy(vws); +} + + +static boolean +vmw_svga_winsys_get_cap(struct svga_winsys_screen *sws, + SVGA3dDevCapIndex index, + SVGA3dDevCapResult *result) +{ + struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); + const uint32 *capsBlock; + const SVGA3dCapsRecord *capsRecord = NULL; + uint32 offset; + const SVGA3dCapPair *capArray; + int numCaps, first, last; + + if(!vws->ioctl.fifo_map) + return FALSE; + + if(vws->ioctl.fifo_map[SVGA_FIFO_3D_HWVERSION] < SVGA3D_HWVERSION_WS6_B1) + return FALSE; + + /* + * Search linearly through the caps block records for the specified type. + */ + capsBlock = (const uint32 *)&vws->ioctl.fifo_map[SVGA_FIFO_3D_CAPS]; + for (offset = 0; capsBlock[offset] != 0; offset += capsBlock[offset]) { + const SVGA3dCapsRecord *record; + assert(offset < SVGA_FIFO_3D_CAPS_SIZE); + record = (const SVGA3dCapsRecord *) (capsBlock + offset); + if ((record->header.type >= SVGA3DCAPS_RECORD_DEVCAPS_MIN) && + (record->header.type <= SVGA3DCAPS_RECORD_DEVCAPS_MAX) && + (!capsRecord || (record->header.type > capsRecord->header.type))) { + capsRecord = record; + } + } + + if(!capsRecord) + return FALSE; + + /* + * Calculate the number of caps from the size of the record. + */ + capArray = (const SVGA3dCapPair *) capsRecord->data; + numCaps = (int) ((capsRecord->header.length * sizeof(uint32) - + sizeof capsRecord->header) / (2 * sizeof(uint32))); + + /* + * Binary-search for the cap with the specified index. + */ + for (first = 0, last = numCaps - 1; first <= last; ) { + int mid = (first + last) / 2; + + if ((SVGA3dDevCapIndex) capArray[mid][0] == index) { + /* + * Found it. + */ + result->u = capArray[mid][1]; + return TRUE; + } + + /* + * Divide and conquer. + */ + if ((SVGA3dDevCapIndex) capArray[mid][0] > index) { + last = mid - 1; + } else { + first = mid + 1; + } + } + + return FALSE; +} + + +boolean +vmw_winsys_screen_init_svga(struct vmw_winsys_screen *vws) +{ + vws->base.destroy = vmw_svga_winsys_destroy; + vws->base.get_cap = vmw_svga_winsys_get_cap; + vws->base.context_create = vmw_svga_winsys_context_create; + vws->base.surface_create = vmw_svga_winsys_surface_create; + vws->base.surface_is_flushed = vmw_svga_winsys_surface_is_flushed; + vws->base.surface_reference = vmw_svga_winsys_surface_ref; + vws->base.buffer_create = vmw_svga_winsys_buffer_create; + vws->base.buffer_map = vmw_svga_winsys_buffer_map; + vws->base.buffer_unmap = vmw_svga_winsys_buffer_unmap; + vws->base.buffer_destroy = vmw_svga_winsys_buffer_destroy; + vws->base.fence_reference = vmw_svga_winsys_fence_reference; + vws->base.fence_signalled = vmw_svga_winsys_fence_signalled; + vws->base.fence_finish = vmw_svga_winsys_fence_finish; + + return TRUE; +} + + -- cgit v1.2.3