| /* |
| * Copyright (C) 1999-2007 Brian Paul 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 <dlfcn.h> |
| #include "drm-uapi/drm_fourcc.h" |
| #include "util/u_memory.h" |
| #include "pipe/p_screen.h" |
| #include "state_tracker/st_texture.h" |
| #include "state_tracker/st_context.h" |
| #include "state_tracker/st_cb_fbo.h" |
| #include "main/texobj.h" |
| |
| #include "dri_helpers.h" |
| |
| 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 st_context_iface *stapi = dri_context(_ctx)->st; |
| struct dri2_fence *fence = CALLOC_STRUCT(dri2_fence); |
| |
| if (!fence) |
| return NULL; |
| |
| stapi->flush(stapi, 0, &fence->pipe_fence, NULL, NULL); |
| |
| 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 st_context_iface *stapi = dri_context(_ctx)->st; |
| struct pipe_context *ctx = stapi->pipe; |
| struct dri2_fence *fence = CALLOC_STRUCT(dri2_fence); |
| |
| if (fd == -1) { |
| /* exporting driver created fence, flush: */ |
| stapi->flush(stapi, ST_FLUSH_FENCE_FD, &fence->pipe_fence, NULL, NULL); |
| } else { |
| /* importing a foreign fence fd: */ |
| ctx->create_fence_fd(ctx, &fence->pipe_fence, fd, PIPE_FD_TYPE_NATIVE_SYNC); |
| } |
| 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; |
| |
| /* We might be called here with a NULL fence as a result of WaitSyncKHR |
| * on a EGL_KHR_reusable_sync fence. Nothing to do here in such case. |
| */ |
| if (!fence) |
| return; |
| |
| if (ctx->fence_server_sync) |
| ctx->fence_server_sync(ctx, fence->pipe_fence); |
| } |
| |
| const __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, |
| }; |
| |
| __DRIimage * |
| dri2_lookup_egl_image(struct dri_screen *screen, void *handle) |
| { |
| const __DRIimageLookupExtension *loader = screen->sPriv->dri2.image; |
| __DRIimage *img; |
| |
| if (!loader->lookupEGLImage) |
| return NULL; |
| |
| img = loader->lookupEGLImage(screen->sPriv, |
| handle, screen->sPriv->loaderPrivate); |
| |
| return img; |
| } |
| |
| __DRIimage * |
| dri2_create_image_from_renderbuffer2(__DRIcontext *context, |
| int renderbuffer, void *loaderPrivate, |
| unsigned *error) |
| { |
| struct gl_context *ctx = ((struct st_context *)dri_context(context)->st)->ctx; |
| struct gl_renderbuffer *rb; |
| struct pipe_resource *tex; |
| __DRIimage *img; |
| |
| /* Section 3.9 (EGLImage Specification and Management) of the EGL 1.5 |
| * specification says: |
| * |
| * "If target is EGL_GL_RENDERBUFFER and buffer is not the name of a |
| * renderbuffer object, or if buffer is the name of a multisampled |
| * renderbuffer object, the error EGL_BAD_PARAMETER is generated." |
| * |
| * "If target is EGL_GL_TEXTURE_2D , EGL_GL_TEXTURE_CUBE_MAP_*, |
| * EGL_GL_RENDERBUFFER or EGL_GL_TEXTURE_3D and buffer refers to the |
| * default GL texture object (0) for the corresponding GL target, the |
| * error EGL_BAD_PARAMETER is generated." |
| * (rely on _mesa_lookup_renderbuffer returning NULL in this case) |
| */ |
| rb = _mesa_lookup_renderbuffer(ctx, renderbuffer); |
| if (!rb || rb->NumSamples > 0) { |
| *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; |
| return NULL; |
| } |
| |
| tex = st_get_renderbuffer_resource(rb); |
| if (!tex) { |
| *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; |
| return NULL; |
| } |
| |
| img = CALLOC_STRUCT(__DRIimageRec); |
| if (!img) { |
| *error = __DRI_IMAGE_ERROR_BAD_ALLOC; |
| return NULL; |
| } |
| |
| img->dri_format = driGLFormatToImageFormat(rb->Format); |
| img->loader_private = loaderPrivate; |
| |
| pipe_resource_reference(&img->texture, tex); |
| |
| *error = __DRI_IMAGE_ERROR_SUCCESS; |
| return img; |
| } |
| |
| __DRIimage * |
| dri2_create_image_from_renderbuffer(__DRIcontext *context, |
| int renderbuffer, void *loaderPrivate) |
| { |
| unsigned error; |
| return dri2_create_image_from_renderbuffer2(context, renderbuffer, |
| loaderPrivate, &error); |
| } |
| |
| void |
| dri2_destroy_image(__DRIimage *img) |
| { |
| pipe_resource_reference(&img->texture, NULL); |
| FREE(img); |
| } |
| |
| |
| __DRIimage * |
| dri2_create_from_texture(__DRIcontext *context, int target, unsigned texture, |
| int depth, int level, unsigned *error, |
| void *loaderPrivate) |
| { |
| __DRIimage *img; |
| struct gl_context *ctx = ((struct st_context *)dri_context(context)->st)->ctx; |
| struct gl_texture_object *obj; |
| struct pipe_resource *tex; |
| GLuint face = 0; |
| |
| obj = _mesa_lookup_texture(ctx, texture); |
| if (!obj || obj->Target != target) { |
| *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; |
| return NULL; |
| } |
| |
| tex = st_get_texobj_resource(obj); |
| if (!tex) { |
| *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; |
| return NULL; |
| } |
| |
| if (target == GL_TEXTURE_CUBE_MAP) |
| face = depth; |
| |
| _mesa_test_texobj_completeness(ctx, obj); |
| if (!obj->_BaseComplete || (level > 0 && !obj->_MipmapComplete)) { |
| *error = __DRI_IMAGE_ERROR_BAD_PARAMETER; |
| return NULL; |
| } |
| |
| if (level < obj->BaseLevel || level > obj->_MaxLevel) { |
| *error = __DRI_IMAGE_ERROR_BAD_MATCH; |
| return NULL; |
| } |
| |
| if (target == GL_TEXTURE_3D && obj->Image[face][level]->Depth < depth) { |
| *error = __DRI_IMAGE_ERROR_BAD_MATCH; |
| return NULL; |
| } |
| |
| img = CALLOC_STRUCT(__DRIimageRec); |
| if (!img) { |
| *error = __DRI_IMAGE_ERROR_BAD_ALLOC; |
| return NULL; |
| } |
| |
| img->level = level; |
| img->layer = depth; |
| img->dri_format = driGLFormatToImageFormat(obj->Image[face][level]->TexFormat); |
| |
| img->loader_private = loaderPrivate; |
| |
| pipe_resource_reference(&img->texture, tex); |
| |
| *error = __DRI_IMAGE_ERROR_SUCCESS; |
| return img; |
| } |
| |
| static const struct dri2_format_mapping dri2_format_table[] = { |
| { DRM_FORMAT_ABGR16161616F, __DRI_IMAGE_FORMAT_ABGR16161616F, |
| __DRI_IMAGE_COMPONENTS_RGBA, PIPE_FORMAT_R16G16B16A16_FLOAT, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_ABGR16161616F, 4 } } }, |
| { DRM_FORMAT_XBGR16161616F, __DRI_IMAGE_FORMAT_XBGR16161616F, |
| __DRI_IMAGE_COMPONENTS_RGB, PIPE_FORMAT_R16G16B16X16_FLOAT, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_XBGR16161616F, 4 } } }, |
| { DRM_FORMAT_ARGB2101010, __DRI_IMAGE_FORMAT_ARGB2101010, |
| __DRI_IMAGE_COMPONENTS_RGBA, PIPE_FORMAT_B10G10R10A2_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_ARGB2101010, 4 } } }, |
| { DRM_FORMAT_XRGB2101010, __DRI_IMAGE_FORMAT_XRGB2101010, |
| __DRI_IMAGE_COMPONENTS_RGB, PIPE_FORMAT_B10G10R10X2_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_XRGB2101010, 4 } } }, |
| { DRM_FORMAT_ABGR2101010, __DRI_IMAGE_FORMAT_ABGR2101010, |
| __DRI_IMAGE_COMPONENTS_RGBA, PIPE_FORMAT_R10G10B10A2_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_ABGR2101010, 4 } } }, |
| { DRM_FORMAT_XBGR2101010, __DRI_IMAGE_FORMAT_XBGR2101010, |
| __DRI_IMAGE_COMPONENTS_RGB, PIPE_FORMAT_R10G10B10X2_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_XBGR2101010, 4 } } }, |
| { DRM_FORMAT_ARGB8888, __DRI_IMAGE_FORMAT_ARGB8888, |
| __DRI_IMAGE_COMPONENTS_RGBA, PIPE_FORMAT_BGRA8888_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } }, |
| { DRM_FORMAT_ABGR8888, __DRI_IMAGE_FORMAT_ABGR8888, |
| __DRI_IMAGE_COMPONENTS_RGBA, PIPE_FORMAT_RGBA8888_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_ABGR8888, 4 } } }, |
| { __DRI_IMAGE_FOURCC_SARGB8888, __DRI_IMAGE_FORMAT_SARGB8, |
| __DRI_IMAGE_COMPONENTS_RGBA, PIPE_FORMAT_BGRA8888_SRGB, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_SARGB8, 4 } } }, |
| { DRM_FORMAT_XRGB8888, __DRI_IMAGE_FORMAT_XRGB8888, |
| __DRI_IMAGE_COMPONENTS_RGB, PIPE_FORMAT_BGRX8888_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_XRGB8888, 4 }, } }, |
| { DRM_FORMAT_XBGR8888, __DRI_IMAGE_FORMAT_XBGR8888, |
| __DRI_IMAGE_COMPONENTS_RGB, PIPE_FORMAT_RGBX8888_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_XBGR8888, 4 }, } }, |
| { DRM_FORMAT_ARGB1555, __DRI_IMAGE_FORMAT_ARGB1555, |
| __DRI_IMAGE_COMPONENTS_RGBA, PIPE_FORMAT_B5G5R5A1_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_ARGB1555, 2 } } }, |
| { DRM_FORMAT_RGB565, __DRI_IMAGE_FORMAT_RGB565, |
| __DRI_IMAGE_COMPONENTS_RGB, PIPE_FORMAT_B5G6R5_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_RGB565, 2 } } }, |
| { DRM_FORMAT_R8, __DRI_IMAGE_FORMAT_R8, |
| __DRI_IMAGE_COMPONENTS_R, PIPE_FORMAT_R8_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, } }, |
| { DRM_FORMAT_R16, __DRI_IMAGE_FORMAT_R16, |
| __DRI_IMAGE_COMPONENTS_R, PIPE_FORMAT_R16_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R16, 1 }, } }, |
| { DRM_FORMAT_GR88, __DRI_IMAGE_FORMAT_GR88, |
| __DRI_IMAGE_COMPONENTS_RG, PIPE_FORMAT_RG88_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, } }, |
| { DRM_FORMAT_GR1616, __DRI_IMAGE_FORMAT_GR1616, |
| __DRI_IMAGE_COMPONENTS_RG, PIPE_FORMAT_RG1616_UNORM, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR1616, 2 }, } }, |
| |
| { DRM_FORMAT_YUV410, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YUV411, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YUV420, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YUV422, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YUV444, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| |
| { DRM_FORMAT_YVU410, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 2, 2, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YVU411, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 2, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YVU420, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 1, 1, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YVU422, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 1, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| { DRM_FORMAT_YVU444, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_U_V, PIPE_FORMAT_IYUV, 3, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 2, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 } } }, |
| |
| { DRM_FORMAT_NV12, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_UV, PIPE_FORMAT_NV12, 2, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 1, 1, __DRI_IMAGE_FORMAT_GR88, 2 } } }, |
| |
| { DRM_FORMAT_P010, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_UV, PIPE_FORMAT_P016, 2, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R16, 2 }, |
| { 1, 1, 1, __DRI_IMAGE_FORMAT_GR1616, 4 } } }, |
| { DRM_FORMAT_P012, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_UV, PIPE_FORMAT_P016, 2, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R16, 2 }, |
| { 1, 1, 1, __DRI_IMAGE_FORMAT_GR1616, 4 } } }, |
| { DRM_FORMAT_P016, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_UV, PIPE_FORMAT_P016, 2, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R16, 2 }, |
| { 1, 1, 1, __DRI_IMAGE_FORMAT_GR1616, 4 } } }, |
| |
| { DRM_FORMAT_NV16, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_UV, PIPE_FORMAT_NV12, 2, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_R8, 1 }, |
| { 1, 1, 0, __DRI_IMAGE_FORMAT_GR88, 2 } } }, |
| |
| { DRM_FORMAT_AYUV, __DRI_IMAGE_FORMAT_ABGR8888, |
| __DRI_IMAGE_COMPONENTS_AYUV, PIPE_FORMAT_AYUV, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_ABGR8888, 4 } } }, |
| { DRM_FORMAT_XYUV8888, __DRI_IMAGE_FORMAT_XBGR8888, |
| __DRI_IMAGE_COMPONENTS_XYUV, PIPE_FORMAT_XYUV, 1, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_XBGR8888, 4 } } }, |
| |
| /* For YUYV and UYVY buffers, we set up two overlapping DRI images |
| * and treat them as planar buffers in the compositors. |
| * Plane 0 is GR88 and samples YU or YV pairs and places Y into |
| * the R component, while plane 1 is ARGB/ABGR and samples YUYV/UYVY |
| * clusters and places pairs and places U into the G component and |
| * V into A. This lets the texture sampler interpolate the Y |
| * components correctly when sampling from plane 0, and interpolate |
| * U and V correctly when sampling from plane 1. */ |
| { DRM_FORMAT_YUYV, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_XUXV, PIPE_FORMAT_YUYV, 2, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, |
| { 0, 1, 0, __DRI_IMAGE_FORMAT_ARGB8888, 4 } } }, |
| { DRM_FORMAT_UYVY, __DRI_IMAGE_FORMAT_NONE, |
| __DRI_IMAGE_COMPONENTS_Y_UXVX, PIPE_FORMAT_UYVY, 2, |
| { { 0, 0, 0, __DRI_IMAGE_FORMAT_GR88, 2 }, |
| { 0, 1, 0, __DRI_IMAGE_FORMAT_ABGR8888, 4 } } } |
| }; |
| |
| const struct dri2_format_mapping * |
| dri2_get_mapping_by_fourcc(int fourcc) |
| { |
| for (unsigned i = 0; i < ARRAY_SIZE(dri2_format_table); i++) { |
| if (dri2_format_table[i].dri_fourcc == fourcc) |
| return &dri2_format_table[i]; |
| } |
| |
| return NULL; |
| } |
| |
| const struct dri2_format_mapping * |
| dri2_get_mapping_by_format(int format) |
| { |
| for (unsigned i = 0; i < ARRAY_SIZE(dri2_format_table); i++) { |
| if (dri2_format_table[i].dri_format == format) |
| return &dri2_format_table[i]; |
| } |
| |
| return NULL; |
| } |
| |
| enum pipe_format |
| dri2_get_pipe_format_for_dri_format(int format) |
| { |
| for (unsigned i = 0; i < ARRAY_SIZE(dri2_format_table); i++) { |
| if (dri2_format_table[i].dri_format == format) |
| return dri2_format_table[i].pipe_format; |
| } |
| |
| return PIPE_FORMAT_NONE; |
| } |
| |
| boolean |
| dri2_yuv_dma_buf_supported(struct dri_screen *screen, |
| const struct dri2_format_mapping *map) |
| { |
| struct pipe_screen *pscreen = screen->base.screen; |
| |
| for (unsigned i = 0; i < map->nplanes; i++) { |
| if (!pscreen->is_format_supported(pscreen, |
| dri2_get_pipe_format_for_dri_format(map->planes[i].dri_format), |
| screen->target, 0, 0, PIPE_BIND_SAMPLER_VIEW)) |
| return false; |
| } |
| return true; |
| } |
| |
| boolean |
| dri2_query_dma_buf_formats(__DRIscreen *_screen, int max, int *formats, |
| int *count) |
| { |
| struct dri_screen *screen = dri_screen(_screen); |
| struct pipe_screen *pscreen = screen->base.screen; |
| int i, j; |
| |
| for (i = 0, j = 0; (i < ARRAY_SIZE(dri2_format_table)) && |
| (j < max || max == 0); i++) { |
| const struct dri2_format_mapping *map = &dri2_format_table[i]; |
| |
| /* The sRGB format is not a real FourCC as defined by drm_fourcc.h, so we |
| * must not leak it out to clients. |
| */ |
| if (dri2_format_table[i].dri_fourcc == __DRI_IMAGE_FOURCC_SARGB8888) |
| continue; |
| |
| if (pscreen->is_format_supported(pscreen, map->pipe_format, |
| screen->target, 0, 0, |
| PIPE_BIND_RENDER_TARGET) || |
| pscreen->is_format_supported(pscreen, map->pipe_format, |
| screen->target, 0, 0, |
| PIPE_BIND_SAMPLER_VIEW) || |
| dri2_yuv_dma_buf_supported(screen, map)) { |
| if (j < max) |
| formats[j] = map->dri_fourcc; |
| j++; |
| } |
| } |
| *count = j; |
| return true; |
| } |
| |
| /* vim: set sw=3 ts=8 sts=3 expandtab: */ |
