| /********************************************************** |
| * 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 "util/u_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; |
| |
| if (usage == SVGA_BUFFER_USAGE_PINNED) { |
| if (vws->pools.query_fenced == NULL && !vmw_query_pools_init(vws)) |
| return NULL; |
| provider = vws->pools.query_fenced; |
| } else |
| provider = vws->pools.gmr_fenced; |
| |
| assert(provider); |
| buffer = provider->create_buffer(provider, size, &desc); |
| |
| if(!buffer && provider == vws->pools.gmr_fenced) { |
| |
| assert(provider); |
| provider = vws->pools.gmr_slab_fenced; |
| 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, NULL); |
| } |
| |
| |
| 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) |
| { |
| struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); |
| |
| vmw_fence_reference(vws, 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); |
| |
| return vmw_fence_signalled(vws, fence, flag); |
| } |
| |
| |
| 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); |
| |
| return vmw_fence_finish(vws, fence, flag); |
| } |
| |
| |
| |
| 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 SVGA3dHardwareVersion |
| vmw_svga_winsys_get_hw_version(struct svga_winsys_screen *sws) |
| { |
| struct vmw_winsys_screen *vws = vmw_winsys_screen(sws); |
| |
| return (SVGA3dHardwareVersion) vws->ioctl.hwversion; |
| } |
| |
| |
| 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.hwversion < SVGA3D_HWVERSION_WS6_B1) |
| return FALSE; |
| |
| /* |
| * Search linearly through the caps block records for the specified type. |
| */ |
| capsBlock = (const uint32 *)vws->ioctl.buffer; |
| 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_hw_version = vmw_svga_winsys_get_hw_version; |
| 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; |
| } |
| |
| |