diff options
Diffstat (limited to 'src/gallium/state_trackers/dri/dri2.c')
| -rw-r--r-- | src/gallium/state_trackers/dri/dri2.c | 204 |
1 files changed, 1 insertions, 203 deletions
diff --git a/src/gallium/state_trackers/dri/dri2.c b/src/gallium/state_trackers/dri/dri2.c index ed6004f836d..20dee03b8bd 100644 --- a/src/gallium/state_trackers/dri/dri2.c +++ b/src/gallium/state_trackers/dri/dri2.c @@ -29,7 +29,6 @@ */ #include <xf86drm.h> -#include <dlfcn.h> #include <fcntl.h> #include "GL/mesa_glinterop.h" #include "util/u_memory.h" @@ -49,6 +48,7 @@ #include "dri_screen.h" #include "dri_context.h" #include "dri_drawable.h" +#include "dri_extensions.h" #include "dri_query_renderer.h" #include "dri2_buffer.h" @@ -1415,208 +1415,6 @@ static __DRIimageExtension dri2ImageExtension = { .unmapImage = dri2_unmap_image, }; - -static bool -dri2_is_opencl_interop_loaded_locked(struct dri_screen *screen) -{ - return screen->opencl_dri_event_add_ref && - screen->opencl_dri_event_release && - screen->opencl_dri_event_wait && - screen->opencl_dri_event_get_fence; -} - -static bool -dri2_load_opencl_interop(struct dri_screen *screen) -{ -#if defined(RTLD_DEFAULT) - bool success; - - mtx_lock(&screen->opencl_func_mutex); - - if (dri2_is_opencl_interop_loaded_locked(screen)) { - mtx_unlock(&screen->opencl_func_mutex); - return true; - } - - screen->opencl_dri_event_add_ref = - dlsym(RTLD_DEFAULT, "opencl_dri_event_add_ref"); - screen->opencl_dri_event_release = - dlsym(RTLD_DEFAULT, "opencl_dri_event_release"); - screen->opencl_dri_event_wait = - dlsym(RTLD_DEFAULT, "opencl_dri_event_wait"); - screen->opencl_dri_event_get_fence = - dlsym(RTLD_DEFAULT, "opencl_dri_event_get_fence"); - - success = dri2_is_opencl_interop_loaded_locked(screen); - mtx_unlock(&screen->opencl_func_mutex); - return success; -#else - return false; -#endif -} - -struct dri2_fence { - struct dri_screen *driscreen; - struct pipe_fence_handle *pipe_fence; - void *cl_event; -}; - -static unsigned dri2_fence_get_caps(__DRIscreen *_screen) -{ - struct dri_screen *driscreen = dri_screen(_screen); - struct pipe_screen *screen = driscreen->base.screen; - unsigned caps = 0; - - if (screen->get_param(screen, PIPE_CAP_NATIVE_FENCE_FD)) - caps |= __DRI_FENCE_CAP_NATIVE_FD; - - return caps; -} - -static void * -dri2_create_fence(__DRIcontext *_ctx) -{ - struct pipe_context *ctx = dri_context(_ctx)->st->pipe; - struct dri2_fence *fence = CALLOC_STRUCT(dri2_fence); - - if (!fence) - return NULL; - - ctx->flush(ctx, &fence->pipe_fence, 0); - - if (!fence->pipe_fence) { - FREE(fence); - return NULL; - } - - fence->driscreen = dri_screen(_ctx->driScreenPriv); - return fence; -} - -static void * -dri2_create_fence_fd(__DRIcontext *_ctx, int fd) -{ - struct pipe_context *ctx = dri_context(_ctx)->st->pipe; - struct dri2_fence *fence = CALLOC_STRUCT(dri2_fence); - - if (fd == -1) { - /* exporting driver created fence, flush: */ - ctx->flush(ctx, &fence->pipe_fence, - PIPE_FLUSH_DEFERRED | PIPE_FLUSH_FENCE_FD); - } else { - /* importing a foreign fence fd: */ - ctx->create_fence_fd(ctx, &fence->pipe_fence, fd); - } - if (!fence->pipe_fence) { - FREE(fence); - return NULL; - } - - fence->driscreen = dri_screen(_ctx->driScreenPriv); - return fence; -} - -static int -dri2_get_fence_fd(__DRIscreen *_screen, void *_fence) -{ - struct dri_screen *driscreen = dri_screen(_screen); - struct pipe_screen *screen = driscreen->base.screen; - struct dri2_fence *fence = (struct dri2_fence*)_fence; - - return screen->fence_get_fd(screen, fence->pipe_fence); -} - -static void * -dri2_get_fence_from_cl_event(__DRIscreen *_screen, intptr_t cl_event) -{ - struct dri_screen *driscreen = dri_screen(_screen); - struct dri2_fence *fence; - - if (!dri2_load_opencl_interop(driscreen)) - return NULL; - - fence = CALLOC_STRUCT(dri2_fence); - if (!fence) - return NULL; - - fence->cl_event = (void*)cl_event; - - if (!driscreen->opencl_dri_event_add_ref(fence->cl_event)) { - free(fence); - return NULL; - } - - fence->driscreen = driscreen; - return fence; -} - -static void -dri2_destroy_fence(__DRIscreen *_screen, void *_fence) -{ - struct dri_screen *driscreen = dri_screen(_screen); - struct pipe_screen *screen = driscreen->base.screen; - struct dri2_fence *fence = (struct dri2_fence*)_fence; - - if (fence->pipe_fence) - screen->fence_reference(screen, &fence->pipe_fence, NULL); - else if (fence->cl_event) - driscreen->opencl_dri_event_release(fence->cl_event); - else - assert(0); - - FREE(fence); -} - -static GLboolean -dri2_client_wait_sync(__DRIcontext *_ctx, void *_fence, unsigned flags, - uint64_t timeout) -{ - struct dri2_fence *fence = (struct dri2_fence*)_fence; - struct dri_screen *driscreen = fence->driscreen; - struct pipe_screen *screen = driscreen->base.screen; - - /* No need to flush. The context was flushed when the fence was created. */ - - if (fence->pipe_fence) - return screen->fence_finish(screen, NULL, fence->pipe_fence, timeout); - else if (fence->cl_event) { - struct pipe_fence_handle *pipe_fence = - driscreen->opencl_dri_event_get_fence(fence->cl_event); - - if (pipe_fence) - return screen->fence_finish(screen, NULL, pipe_fence, timeout); - else - return driscreen->opencl_dri_event_wait(fence->cl_event, timeout); - } - else { - assert(0); - return false; - } -} - -static void -dri2_server_wait_sync(__DRIcontext *_ctx, void *_fence, unsigned flags) -{ - struct pipe_context *ctx = dri_context(_ctx)->st->pipe; - struct dri2_fence *fence = (struct dri2_fence*)_fence; - - if (ctx->fence_server_sync) - ctx->fence_server_sync(ctx, fence->pipe_fence); -} - -static __DRI2fenceExtension dri2FenceExtension = { - .base = { __DRI2_FENCE, 2 }, - - .create_fence = dri2_create_fence, - .get_fence_from_cl_event = dri2_get_fence_from_cl_event, - .destroy_fence = dri2_destroy_fence, - .client_wait_sync = dri2_client_wait_sync, - .server_wait_sync = dri2_server_wait_sync, - .get_capabilities = dri2_fence_get_caps, - .create_fence_fd = dri2_create_fence_fd, - .get_fence_fd = dri2_get_fence_fd, -}; - static const __DRIrobustnessExtension dri2Robustness = { .base = { __DRI2_ROBUSTNESS, 1 } }; |