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winsys/svga: add new vmw_query.c[h] files
Functions for creating, destroying, getting queries, etc. Signed-off-by: Brian Paul <brianp@vmware.com>
This commit is contained in:
Brian Paul
parent
f30cf3258e
commit
75f92e28b4
3 changed files with 214 additions and 1 deletions
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@ -17,4 +17,6 @@ C_SOURCES := \
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vmw_surface.c \
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vmw_surface.h \
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vmw_shader.c \
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vmw_shader.h
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vmw_shader.h \
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vmw_query.c \
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vmw_query.h
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144
src/gallium/winsys/svga/drm/vmw_query.c
Normal file
144
src/gallium/winsys/svga/drm/vmw_query.c
Normal file
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@ -0,0 +1,144 @@
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/**********************************************************
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* Copyright 2015 VMware, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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**********************************************************/
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#include "pipebuffer/pb_bufmgr.h"
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#include "util/u_memory.h"
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#include "vmw_screen.h"
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#include "vmw_buffer.h"
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#include "vmw_query.h"
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struct svga_winsys_gb_query *
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vmw_svga_winsys_query_create(struct svga_winsys_screen *sws,
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uint32 queryResultLen)
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{
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struct vmw_winsys_screen *vws = vmw_winsys_screen(sws);
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struct pb_manager *provider = vws->pools.gmr;
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struct pb_desc desc = {0};
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struct pb_buffer *pb_buf;
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struct svga_winsys_gb_query *query;
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query = CALLOC_STRUCT(svga_winsys_gb_query);
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if (!query)
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return NULL;
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/* Allocate memory to hold queries for this context */
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desc.alignment = 4096;
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pb_buf = provider->create_buffer(provider, queryResultLen, &desc);
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query->buf = vmw_svga_winsys_buffer_wrap(pb_buf);
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if (!query->buf) {
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debug_printf("Failed to allocate memory for queries\n");
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FREE(query);
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query = NULL;
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}
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return query;
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}
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void
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vmw_svga_winsys_query_destroy(struct svga_winsys_screen *sws,
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struct svga_winsys_gb_query *query)
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{
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vmw_svga_winsys_buffer_destroy(sws, query->buf);
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FREE(query);
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}
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int
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vmw_svga_winsys_query_init(struct svga_winsys_screen *sws,
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struct svga_winsys_gb_query *query,
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unsigned offset,
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SVGA3dQueryState queryState)
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{
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SVGA3dQueryState *state;
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state = (SVGA3dQueryState *) vmw_svga_winsys_buffer_map(sws,
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query->buf,
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PIPE_TRANSFER_WRITE);
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if (!state) {
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debug_printf("Failed to map query result memory for initialization\n");
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return -1;
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}
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/* Initialize the query state for the specified query slot */
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state = (SVGA3dQueryState *)((char *)state + offset);
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*state = queryState;
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vmw_svga_winsys_buffer_unmap(sws, query->buf);
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return 0;
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}
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void
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vmw_svga_winsys_query_get_result(struct svga_winsys_screen *sws,
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struct svga_winsys_gb_query *query,
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unsigned offset,
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SVGA3dQueryState *queryState,
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void *result, uint32 resultLen)
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{
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SVGA3dQueryState *state;
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state = (SVGA3dQueryState *) vmw_svga_winsys_buffer_map(sws,
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query->buf,
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PIPE_TRANSFER_READ);
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if (!state) {
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debug_printf("Failed to lock query result memory\n");
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if (queryState)
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*queryState = SVGA3D_QUERYSTATE_FAILED;
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return;
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}
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state = (SVGA3dQueryState *)((char *)state + offset);
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if (queryState)
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*queryState = *state;
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if (result) {
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memcpy(result, state + 1, resultLen);
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}
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vmw_svga_winsys_buffer_unmap(sws, query->buf);
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}
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enum pipe_error
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vmw_swc_query_bind(struct svga_winsys_context *swc,
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struct svga_winsys_gb_query *query,
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unsigned flags)
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{
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/* no-op on Linux */
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return PIPE_OK;
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}
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67
src/gallium/winsys/svga/drm/vmw_query.h
Normal file
67
src/gallium/winsys/svga/drm/vmw_query.h
Normal file
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@ -0,0 +1,67 @@
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/**********************************************************
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* Copyright 2015 VMware, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy,
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* modify, merge, publish, distribute, sublicense, and/or sell copies
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* of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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**********************************************************/
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#ifndef VMW_DRM_QUERY_H
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#define VMW_DRM_QUERY_H
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#include "svga3d_reg.h"
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/** Guest-backed query */
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struct svga_winsys_gb_query
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{
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struct svga_winsys_buffer *buf;
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};
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struct svga_winsys_gb_query *
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vmw_svga_winsys_query_create(struct svga_winsys_screen *sws,
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uint32 queryResultLen);
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void
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vmw_svga_winsys_query_destroy(struct svga_winsys_screen *sws,
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struct svga_winsys_gb_query *query);
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int
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vmw_svga_winsys_query_init(struct svga_winsys_screen *sws,
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struct svga_winsys_gb_query *query,
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unsigned offset,
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SVGA3dQueryState queryState);
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void
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vmw_svga_winsys_query_get_result(struct svga_winsys_screen *sws,
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struct svga_winsys_gb_query *query,
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unsigned offset,
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SVGA3dQueryState *queryState,
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void *result, uint32 resultLen);
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enum pipe_error
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vmw_swc_query_bind(struct svga_winsys_context *swc,
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struct svga_winsys_gb_query *query,
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unsigned flags);
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#endif /* VMW_DRM_QUERY_H */
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