diff options
Diffstat (limited to 'libs/cairo-1.16.0/src/drm/cairo-drm-private.h')
| -rw-r--r-- | libs/cairo-1.16.0/src/drm/cairo-drm-private.h | 238 |
1 files changed, 238 insertions, 0 deletions
diff --git a/libs/cairo-1.16.0/src/drm/cairo-drm-private.h b/libs/cairo-1.16.0/src/drm/cairo-drm-private.h new file mode 100644 index 0000000..2db7f38 --- /dev/null +++ b/libs/cairo-1.16.0/src/drm/cairo-drm-private.h @@ -0,0 +1,238 @@ +/* Cairo - a vector graphics library with display and print output + * + * Copyright © 2009 Chris Wilson + * + * This library is free software; you can redistribute it and/or + * modify it either under the terms of the GNU Lesser General Public + * License version 2.1 as published by the Free Software Foundation + * (the "LGPL") or, at your option, under the terms of the Mozilla + * Public License Version 1.1 (the "MPL"). If you do not alter this + * notice, a recipient may use your version of this file under either + * the MPL or the LGPL. + * + * You should have received a copy of the LGPL along with this library + * in the file COPYING-LGPL-2.1; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Suite 500, Boston, MA 02110-1335, USA + * You should have received a copy of the MPL along with this library + * in the file COPYING-MPL-1.1 + * + * The contents of this file are subject to the Mozilla Public License + * Version 1.1 (the "License"); you may not use this file except in + * compliance with the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY + * OF ANY KIND, either express or implied. See the LGPL or the MPL for + * the specific language governing rights and limitations. + * + * The Original Code is the cairo graphics library. + * + * The Initial Developer of the Original Code is Chris Wilson. + * + * Contributors(s): + * Chris Wilson <chris@chris-wilson.co.uk> + */ + +#ifndef CAIRO_DRM_PRIVATE_H +#define CAIRO_DRM_PRIVATE_H + +#include "cairo-drm.h" + +#include "cairo-device-private.h" +#include "cairo-reference-count-private.h" +#include "cairo-surface-private.h" + +#include <sys/types.h> /* dev_t */ + +typedef struct _cairo_drm_device cairo_drm_device_t; + +typedef cairo_drm_device_t * +(*cairo_drm_device_create_func_t) (int fd, + dev_t dev, + int vendor_id, + int chip_id); + +typedef cairo_int_status_t +(*cairo_drm_device_flush_func_t) (cairo_drm_device_t *device); + +typedef cairo_int_status_t +(*cairo_drm_device_throttle_func_t) (cairo_drm_device_t *device); + +typedef void +(*cairo_drm_device_destroy_func_t) (void *data); + +typedef cairo_surface_t * +(*cairo_drm_surface_create_func_t) (cairo_drm_device_t *device, + cairo_format_t format, + int width, int height); + +typedef cairo_surface_t * +(*cairo_drm_surface_create_for_name_func_t) (cairo_drm_device_t *device, + unsigned int name, + cairo_format_t format, + int width, int height, int stride); + +typedef cairo_surface_t * +(*cairo_drm_surface_create_from_cacheable_image_func_t) + (cairo_drm_device_t *device, cairo_surface_t *image); + +typedef cairo_int_status_t +(*cairo_drm_surface_flink_func_t) (void *surface); + +typedef cairo_status_t +(*cairo_drm_surface_enable_scan_out_func_t) (void *surface); + +typedef cairo_surface_t * +(*cairo_drm_surface_map_to_image_func_t) (void *surface); + +typedef struct _cairo_drm_bo_backend { + void (*release) (void *device, void *bo); +} cairo_drm_bo_backend_t; + +typedef struct _cairo_drm_device_backend { + cairo_drm_device_flush_func_t flush; + cairo_drm_device_throttle_func_t throttle; + cairo_drm_device_destroy_func_t destroy; +} cairo_drm_device_backend_t; + +typedef struct _cairo_drm_surface_backend { + cairo_drm_surface_create_func_t create; + cairo_drm_surface_create_for_name_func_t create_for_name; + cairo_drm_surface_create_from_cacheable_image_func_t create_from_cacheable_image; + cairo_drm_surface_flink_func_t flink; + cairo_drm_surface_enable_scan_out_func_t enable_scan_out; + cairo_drm_surface_map_to_image_func_t map_to_image; +} cairo_drm_surface_backend_t; + +typedef struct _cairo_drm_bo { + cairo_reference_count_t ref_count; + uint32_t name; + uint32_t handle; + uint32_t size; +} cairo_drm_bo_t; + +struct _cairo_drm_device { + cairo_device_t base; + + int vendor_id; + int chip_id; + dev_t id; + int fd; + + int max_surface_size; + + cairo_drm_bo_backend_t bo; + cairo_drm_surface_backend_t surface; + cairo_drm_device_backend_t device; + + cairo_drm_device_t *next, *prev; +}; + +typedef struct _cairo_drm_surface { + cairo_surface_t base; + + cairo_drm_bo_t *bo; + + cairo_format_t format; + int width, height, stride; + + cairo_surface_t *fallback; + uint32_t map_count; +} cairo_drm_surface_t; + +static inline cairo_drm_bo_t * +cairo_drm_bo_reference (cairo_drm_bo_t *bo) +{ + _cairo_reference_count_inc (&bo->ref_count); + return bo; +} + +static cairo_always_inline void +cairo_drm_bo_destroy (cairo_device_t *abstract_device, + cairo_drm_bo_t *bo) +{ + if (_cairo_reference_count_dec_and_test (&bo->ref_count)) { + cairo_drm_device_t *device = (cairo_drm_device_t *) abstract_device; + device->bo.release (device, bo); + } +} + +cairo_private cairo_status_t +_cairo_drm_bo_open_for_name (const cairo_drm_device_t *dev, + cairo_drm_bo_t *bo, + uint32_t name); + +cairo_private cairo_status_t +_cairo_drm_bo_flink (const cairo_drm_device_t *dev, + cairo_drm_bo_t *bo); + +cairo_private void +_cairo_drm_bo_close (const cairo_drm_device_t *dev, + cairo_drm_bo_t *bo); + +cairo_private void +_cairo_drm_surface_init (cairo_drm_surface_t *surface, + cairo_format_t format, + int width, int height); + +cairo_private cairo_status_t +_cairo_drm_surface_finish (cairo_drm_surface_t *surface); + +cairo_private void +_cairo_drm_surface_get_font_options (void *abstract_surface, + cairo_font_options_t *options); + +cairo_private cairo_bool_t +_cairo_drm_surface_get_extents (void *abstract_surface, + cairo_rectangle_int_t *rectangle); + +cairo_private cairo_int_status_t +_cairo_drm_surface_flink (void *abstract_surface); + +static inline cairo_drm_device_t * +_cairo_drm_device_create_in_error (cairo_status_t status) +{ + return (cairo_drm_device_t *) _cairo_device_create_in_error (CAIRO_STATUS_NO_MEMORY); +} + +cairo_private cairo_drm_device_t * +_cairo_drm_device_init (cairo_drm_device_t *device, + int fd, + dev_t devid, + int vendor_id, + int chip_id, + int max_surface_size); + +cairo_private void +_cairo_drm_device_fini (cairo_drm_device_t *device); + +/* h/w specific backends */ + +cairo_private cairo_drm_device_t * +_cairo_drm_intel_device_create (int fd, dev_t dev, int vendor_id, int chip_id); + +cairo_private cairo_drm_device_t * +_cairo_drm_i915_device_create (int fd, dev_t dev, int vendor_id, int chip_id); + +cairo_private cairo_drm_device_t * +_cairo_drm_i965_device_create (int fd, dev_t dev, int vendor_id, int chip_id); + +cairo_private cairo_drm_device_t * +_cairo_drm_radeon_device_create (int fd, dev_t dev, int vendor_id, int chip_id); + +#if CAIRO_HAS_GALLIUM_SURFACE +cairo_private cairo_drm_device_t * +_cairo_drm_gallium_device_create (int fd, dev_t dev, int vendor_id, int chip_id); +#endif + +slim_hidden_proto (cairo_drm_device_default); +slim_hidden_proto (cairo_drm_device_get); +slim_hidden_proto (cairo_drm_device_get_for_fd); + +slim_hidden_proto (cairo_drm_surface_create_for_name); + +cairo_private cairo_bool_t +_cairo_drm_size_is_valid (cairo_device_t *abstract_device, + int width, int height); + +#endif /* CAIRO_DRM_PRIVATE_H */ |