From: Jakob Bornecrantz Date: Mon, 1 Mar 2010 15:11:39 +0000 (+0000) Subject: r300g: Conversion to to winsys handle X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d160eed005e75d8933562f4880dfc84033011ac5;p=mesa.git r300g: Conversion to to winsys handle --- diff --git a/src/gallium/drivers/r300/r300_texture.c b/src/gallium/drivers/r300/r300_texture.c index 2246c75056c..3b39207a455 100644 --- a/src/gallium/drivers/r300/r300_texture.c +++ b/src/gallium/drivers/r300/r300_texture.c @@ -848,6 +848,70 @@ static struct pipe_texture* return (struct pipe_texture*)tex; } +static struct pipe_texture* + r300_texture_from_handle(struct pipe_screen* screen, + const struct pipe_texture* base, + struct winsys_handle *whandle) +{ + struct radeon_winsys* winsys = (struct radeon_winsys*)screen->winsys; + struct r300_screen* rscreen = r300_screen(screen); + struct pipe_buffer *buffer; + struct r300_texture* tex; + unsigned stride; + + /* Support only 2D textures without mipmaps */ + if (base->target != PIPE_TEXTURE_2D || + base->depth0 != 1 || + base->last_level != 0) { + return NULL; + } + + buffer = winsys->buffer_from_handle(winsys, screen, whandle, &stride); + if (!buffer) { + return NULL; + } + + tex = CALLOC_STRUCT(r300_texture); + if (!tex) { + return NULL; + } + + tex->tex = *base; + pipe_reference_init(&tex->tex.reference, 1); + tex->tex.screen = screen; + + tex->stride_override = stride; + tex->pitch[0] = stride / util_format_get_blocksize(base->format); + + r300_setup_flags(tex); + r300_setup_texture_state(rscreen, tex); + + /* one ref already taken */ + tex->buffer = buffer; + + return (struct pipe_texture*)tex; +} + +static boolean + r300_texture_get_handle(struct pipe_screen* screen, + struct pipe_texture *texture, + struct winsys_handle *whandle) +{ + struct radeon_winsys* winsys = (struct radeon_winsys*)screen->winsys; + struct r300_texture* tex = (struct r300_texture*)texture; + unsigned stride; + + if (!tex) { + return FALSE; + } + + stride = r300_texture_get_stride(r300_screen(screen), tex, 0); + + winsys->buffer_get_handle(winsys, tex->buffer, stride, whandle); + + return TRUE; +} + static struct pipe_video_surface * r300_video_surface_create(struct pipe_screen *screen, enum pipe_video_chroma_format chroma_format, @@ -899,6 +963,8 @@ static void r300_video_surface_destroy(struct pipe_video_surface *vsfc) void r300_init_screen_texture_functions(struct pipe_screen* screen) { screen->texture_create = r300_texture_create; + screen->texture_from_handle = r300_texture_from_handle; + screen->texture_get_handle = r300_texture_get_handle; screen->texture_destroy = r300_texture_destroy; screen->get_tex_surface = r300_get_tex_surface; screen->tex_surface_destroy = r300_tex_surface_destroy; diff --git a/src/gallium/winsys/drm/radeon/core/radeon_buffer.c b/src/gallium/winsys/drm/radeon/core/radeon_buffer.c index e5c69199330..daa032af6f2 100644 --- a/src/gallium/winsys/drm/radeon/core/radeon_buffer.c +++ b/src/gallium/winsys/drm/radeon/core/radeon_buffer.c @@ -264,6 +264,75 @@ static int radeon_fence_finish(struct pipe_winsys *ws, return 0; } +/* Create a buffer from a handle. */ +static struct pipe_buffer* radeon_buffer_from_handle(struct radeon_winsys *radeon_ws, + struct pipe_screen *screen, + struct winsys_handle *whandle, + unsigned *stride) +{ + struct radeon_bo_manager* bom = radeon_ws->priv->bom; + struct radeon_pipe_buffer* radeon_buffer; + struct radeon_bo* bo = NULL; + + bo = radeon_bo_open(bom, whandle->handle, 0, 0, 0, 0); + if (bo == NULL) { + return NULL; + } + + radeon_buffer = CALLOC_STRUCT(radeon_pipe_buffer); + if (radeon_buffer == NULL) { + radeon_bo_unref(bo); + return NULL; + } + + pipe_reference_init(&radeon_buffer->base.reference, 1); + radeon_buffer->base.screen = screen; + radeon_buffer->base.usage = PIPE_BUFFER_USAGE_PIXEL; + radeon_buffer->bo = bo; + + *stride = whandle->stride; + + return &radeon_buffer->base; +} + +static boolean radeon_buffer_get_handle(struct radeon_winsys *radeon_ws, + struct pipe_buffer *buffer, + unsigned stride, + struct winsys_handle *whandle) +{ + int retval, fd; + struct drm_gem_flink flink; + struct radeon_pipe_buffer* radeon_buffer; + + radeon_buffer = (struct radeon_pipe_buffer*)buffer; + + + if (whandle->type == DRM_API_HANDLE_TYPE_SHARED) { + if (!radeon_buffer->flinked) { + fd = radeon_ws->priv->fd; + + flink.handle = radeon_buffer->bo->handle; + + retval = ioctl(fd, DRM_IOCTL_GEM_FLINK, &flink); + if (retval) { + debug_printf("radeon: DRM_IOCTL_GEM_FLINK failed, error %d\n", + retval); + return FALSE; + } + + radeon_buffer->flink = flink.name; + radeon_buffer->flinked = TRUE; + } + + whandle->handle = radeon_buffer->flink; + } else if (whandle->type == DRM_API_HANDLE_TYPE_KMS) { + whandle->handle = ((struct radeon_pipe_buffer*)buffer)->bo->handle; + } + whandle->stride = stride; + + return TRUE; +} + struct radeon_winsys* radeon_pipe_winsys(int fd) { struct radeon_winsys* radeon_ws; @@ -298,6 +367,8 @@ struct radeon_winsys* radeon_pipe_winsys(int fd) radeon_ws->base.get_name = radeon_get_name; radeon_ws->buffer_set_tiling = radeon_buffer_set_tiling; + radeon_ws->buffer_from_handle = radeon_buffer_from_handle; + radeon_ws->buffer_get_handle = radeon_buffer_get_handle; return radeon_ws; } diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm.c b/src/gallium/winsys/drm/radeon/core/radeon_drm.c index e817a26da6d..97edb6a47e3 100644 --- a/src/gallium/winsys/drm/radeon/core/radeon_drm.c +++ b/src/gallium/winsys/drm/radeon/core/radeon_drm.c @@ -148,124 +148,6 @@ struct pipe_screen* radeon_create_screen(struct drm_api* api, } } - -boolean radeon_buffer_from_texture(struct drm_api* api, - struct pipe_screen* screen, - struct pipe_texture* texture, - struct pipe_buffer** buffer, - unsigned* stride) -{ - /* XXX fix this */ - return r300_get_texture_buffer(screen, texture, buffer, stride); -} - -/* Create a buffer from a handle. */ -/* XXX what's up with name? */ -struct pipe_buffer* radeon_buffer_from_handle(struct drm_api* api, - struct pipe_screen* screen, - const char* name, - unsigned handle) -{ - struct radeon_bo_manager* bom = - ((struct radeon_winsys*)screen->winsys)->priv->bom; - struct radeon_pipe_buffer* radeon_buffer; - struct radeon_bo* bo = NULL; - - bo = radeon_bo_open(bom, handle, 0, 0, 0, 0); - if (bo == NULL) { - return NULL; - } - - radeon_buffer = CALLOC_STRUCT(radeon_pipe_buffer); - if (radeon_buffer == NULL) { - radeon_bo_unref(bo); - return NULL; - } - - pipe_reference_init(&radeon_buffer->base.reference, 1); - radeon_buffer->base.screen = screen; - radeon_buffer->base.usage = PIPE_BUFFER_USAGE_PIXEL; - radeon_buffer->bo = bo; - return &radeon_buffer->base; -} - -static struct pipe_texture* -radeon_texture_from_shared_handle(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *templ, - const char *name, - unsigned stride, - unsigned handle) -{ - struct pipe_buffer *buffer; - struct pipe_texture *blanket; - - buffer = radeon_buffer_from_handle(api, screen, name, handle); - if (!buffer) { - return NULL; - } - - blanket = screen->texture_blanket(screen, templ, &stride, buffer); - - pipe_buffer_reference(&buffer, NULL); - - return blanket; -} - -static boolean radeon_shared_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *stride, - unsigned *handle) -{ - int retval, fd; - struct drm_gem_flink flink; - struct radeon_pipe_buffer* radeon_buffer; - struct pipe_buffer *buffer = NULL; - - if (!radeon_buffer_from_texture(api, screen, texture, &buffer, stride)) { - return FALSE; - } - - radeon_buffer = (struct radeon_pipe_buffer*)buffer; - if (!radeon_buffer->flinked) { - fd = ((struct radeon_winsys*)screen->winsys)->priv->fd; - - flink.handle = radeon_buffer->bo->handle; - - retval = ioctl(fd, DRM_IOCTL_GEM_FLINK, &flink); - if (retval) { - debug_printf("radeon: DRM_IOCTL_GEM_FLINK failed, error %d\n", - retval); - return FALSE; - } - - radeon_buffer->flink = flink.name; - radeon_buffer->flinked = TRUE; - } - - *handle = radeon_buffer->flink; - return TRUE; -} - -static boolean radeon_local_handle_from_texture(struct drm_api *api, - struct pipe_screen *screen, - struct pipe_texture *texture, - unsigned *stride, - unsigned *handle) -{ - struct pipe_buffer *buffer = NULL; - if (!radeon_buffer_from_texture(api, screen, texture, &buffer, stride)) { - return FALSE; - } - - *handle = ((struct radeon_pipe_buffer*)buffer)->bo->handle; - - pipe_buffer_reference(&buffer, NULL); - - return TRUE; -} - static void radeon_drm_api_destroy(struct drm_api *api) { return; @@ -275,9 +157,6 @@ struct drm_api drm_api_hooks = { .name = "radeon", .driver_name = "radeon", .create_screen = radeon_create_screen, - .texture_from_shared_handle = radeon_texture_from_shared_handle, - .shared_handle_from_texture = radeon_shared_handle_from_texture, - .local_handle_from_texture = radeon_local_handle_from_texture, .destroy = radeon_drm_api_destroy, }; diff --git a/src/gallium/winsys/drm/radeon/core/radeon_drm.h b/src/gallium/winsys/drm/radeon/core/radeon_drm.h index f62a9b80485..78451b6f011 100644 --- a/src/gallium/winsys/drm/radeon/core/radeon_drm.h +++ b/src/gallium/winsys/drm/radeon/core/radeon_drm.h @@ -37,28 +37,6 @@ struct pipe_screen* radeon_create_screen(struct drm_api* api, int drmFB, struct drm_create_screen_arg *arg); - -boolean radeon_buffer_from_texture(struct drm_api* api, - struct pipe_screen* screen, - struct pipe_texture* texture, - struct pipe_buffer** buffer, - unsigned* stride); - -struct pipe_buffer* radeon_buffer_from_handle(struct drm_api* api, - struct pipe_screen* screen, - const char* name, - unsigned handle); - -boolean radeon_handle_from_buffer(struct drm_api* api, - struct pipe_screen* screen, - struct pipe_buffer* buffer, - unsigned* handle); - -boolean radeon_global_handle_from_buffer(struct drm_api* api, - struct pipe_screen* screen, - struct pipe_buffer* buffer, - unsigned* handle); - void radeon_destroy_drm_api(struct drm_api* api); /* Guess at whether this chipset should use r300g. diff --git a/src/gallium/winsys/drm/radeon/core/radeon_winsys.h b/src/gallium/winsys/drm/radeon/core/radeon_winsys.h index 4901080ca7b..37eeb459791 100644 --- a/src/gallium/winsys/drm/radeon/core/radeon_winsys.h +++ b/src/gallium/winsys/drm/radeon/core/radeon_winsys.h @@ -56,6 +56,18 @@ struct radeon_winsys { /* VRAM size. */ uint32_t vram_size; + /* Create a buffer from a winsys handle. */ + struct pipe_buffer *(*buffer_from_handle)(struct radeon_winsys *winsys, + struct pipe_screen *screen, + struct winsys_handle *whandle, + unsigned *stride); + + /* Get the handle from a buffer. */ + boolean (*buffer_get_handle)(struct radeon_winsys *winsys, + struct pipe_buffer *buffer, + unsigned stride, + struct winsys_handle *whandle); + /* Add a pipe_buffer to the list of buffer objects to validate. */ boolean (*add_buffer)(struct radeon_winsys* winsys, struct pipe_buffer* pbuffer,