| /********************************************************** |
| * Copyright 2008-2009 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. |
| * |
| **********************************************************/ |
| |
| #include "pipe/p_defines.h" |
| #include "util/u_debug_image.h" |
| #include "util/u_string.h" |
| #include "svga_screen.h" |
| #include "svga_surface.h" |
| #include "svga_context.h" |
| #include "svga_debug.h" |
| |
| |
| static void svga_flush( struct pipe_context *pipe, |
| struct pipe_fence_handle **fence, |
| unsigned flags) |
| { |
| struct svga_context *svga = svga_context(pipe); |
| |
| /* Emit buffered drawing commands, and any back copies. |
| */ |
| svga_surfaces_flush( svga ); |
| |
| if (flags & PIPE_FLUSH_FENCE_FD) |
| svga->swc->hints |= SVGA_HINT_FLAG_EXPORT_FENCE_FD; |
| |
| /* Flush command queue. |
| */ |
| svga_context_flush(svga, fence); |
| |
| SVGA_DBG(DEBUG_DMA|DEBUG_PERF, "%s fence_ptr %p\n", |
| __FUNCTION__, fence ? *fence : 0x0); |
| |
| /* Enable to dump BMPs of the color/depth buffers each frame */ |
| if (0) { |
| struct pipe_framebuffer_state *fb = &svga->curr.framebuffer; |
| static unsigned frame_no = 1; |
| char filename[256]; |
| unsigned i; |
| |
| for (i = 0; i < fb->nr_cbufs; i++) { |
| snprintf(filename, sizeof(filename), "cbuf%u_%04u.bmp", i, frame_no); |
| debug_dump_surface_bmp(&svga->pipe, filename, fb->cbufs[i]); |
| } |
| |
| if (0 && fb->zsbuf) { |
| snprintf(filename, sizeof(filename), "zsbuf_%04u.bmp", frame_no); |
| debug_dump_surface_bmp(&svga->pipe, filename, fb->zsbuf); |
| } |
| |
| ++frame_no; |
| } |
| } |
| |
| |
| /** |
| * svga_create_fence_fd |
| * |
| * Wraps a SVGA fence around an imported file descriptor. This |
| * fd represents a fence from another process/device. The fence created |
| * here can then be fed into fence_server_sync() so SVGA can synchronize |
| * with an external process |
| */ |
| static void |
| svga_create_fence_fd(struct pipe_context *pipe, |
| struct pipe_fence_handle **fence, |
| int fd, |
| enum pipe_fd_type type) |
| { |
| struct svga_winsys_screen *sws = svga_winsys_screen(pipe->screen); |
| |
| assert(type == PIPE_FD_TYPE_NATIVE_SYNC); |
| sws->fence_create_fd(sws, fence, fd); |
| } |
| |
| |
| /** |
| * svga_fence_server_sync |
| * |
| * This function imports a fence from another process/device into the current |
| * software context so that SVGA can synchronize with it. |
| */ |
| static void |
| svga_fence_server_sync(struct pipe_context *pipe, |
| struct pipe_fence_handle *fence) |
| { |
| struct svga_winsys_screen *sws = svga_winsys_screen(pipe->screen); |
| struct svga_context *svga = svga_context(pipe); |
| |
| sws->fence_server_sync(sws, &svga->swc->imported_fence_fd, fence); |
| } |
| |
| |
| void svga_init_flush_functions( struct svga_context *svga ) |
| { |
| svga->pipe.flush = svga_flush; |
| svga->pipe.create_fence_fd = svga_create_fence_fd; |
| svga->pipe.fence_server_sync = svga_fence_server_sync; |
| } |