199 lines
5.7 KiB
C
199 lines
5.7 KiB
C
/*
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* Copyright © 2011 Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Benjamin Franzke <benjaminfranzke@googlemail.com>
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*/
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#ifndef _GBM_DRI_INTERNAL_H_
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#define _GBM_DRI_INTERNAL_H_
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#include <xf86drm.h>
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#include <string.h>
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#include <sys/mman.h>
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#include "gbmint.h"
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#include "c11/threads.h"
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#include <GL/gl.h> /* dri_interface needs GL types */
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#include "GL/internal/dri_interface.h"
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#include "kopper_interface.h"
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struct gbm_dri_surface;
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struct gbm_dri_bo;
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struct gbm_dri_visual {
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uint32_t gbm_format;
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int dri_image_format;
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struct {
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int red;
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int green;
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int blue;
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int alpha;
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} rgba_shifts;
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struct {
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unsigned int red;
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unsigned int green;
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unsigned int blue;
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unsigned int alpha;
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} rgba_sizes;
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bool is_float;
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};
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struct gbm_dri_device {
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struct gbm_device base;
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void *driver;
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char *driver_name; /* Name of the DRI module, without the _dri suffix */
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bool software; /* A software driver was loaded */
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__DRIscreen *screen;
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__DRIcontext *context;
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mtx_t mutex;
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const __DRIcoreExtension *core;
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const __DRIdri2Extension *dri2;
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const __DRI2fenceExtension *fence;
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const __DRIimageExtension *image;
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const __DRIswrastExtension *swrast;
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const __DRIkopperExtension *kopper;
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const __DRI2flushExtension *flush;
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const __DRIconfig **driver_configs;
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const __DRIextension **loader_extensions;
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const __DRIextension **driver_extensions;
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__DRIimage *(*lookup_image)(__DRIscreen *screen, void *image, void *data);
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GLboolean (*validate_image)(void *image, void *data);
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__DRIimage *(*lookup_image_validated)(void *image, void *data);
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void *lookup_user_data;
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__DRIbuffer *(*get_buffers)(__DRIdrawable * driDrawable,
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int *width, int *height,
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unsigned int *attachments, int count,
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int *out_count, void *data);
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void (*flush_front_buffer)(__DRIdrawable * driDrawable, void *data);
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__DRIbuffer *(*get_buffers_with_format)(__DRIdrawable * driDrawable,
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int *width, int *height,
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unsigned int *attachments, int count,
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int *out_count, void *data);
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int (*image_get_buffers)(__DRIdrawable *driDrawable,
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unsigned int format,
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uint32_t *stamp,
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void *loaderPrivate,
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uint32_t buffer_mask,
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struct __DRIimageList *buffers);
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void (*swrast_put_image2)(__DRIdrawable *driDrawable,
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int op,
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int x,
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int y,
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int width,
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int height,
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int stride,
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char *data,
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void *loaderPrivate);
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void (*swrast_get_image)(__DRIdrawable *driDrawable,
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int x,
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int y,
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int width,
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int height,
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char *data,
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void *loaderPrivate);
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struct wl_drm *wl_drm;
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const struct gbm_dri_visual *visual_table;
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int num_visuals;
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};
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struct gbm_dri_bo {
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struct gbm_bo base;
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__DRIimage *image;
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/* Used for cursors and the swrast front BO */
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uint32_t handle, size;
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void *map;
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};
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struct gbm_dri_surface {
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struct gbm_surface base;
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void *dri_private;
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};
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static inline struct gbm_dri_device *
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gbm_dri_device(struct gbm_device *gbm)
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{
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return (struct gbm_dri_device *) gbm;
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}
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static inline struct gbm_dri_bo *
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gbm_dri_bo(struct gbm_bo *bo)
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{
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return (struct gbm_dri_bo *) bo;
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}
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static inline struct gbm_dri_surface *
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gbm_dri_surface(struct gbm_surface *surface)
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{
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return (struct gbm_dri_surface *) surface;
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}
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static inline void *
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gbm_dri_bo_map_dumb(struct gbm_dri_bo *bo)
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{
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struct drm_mode_map_dumb map_arg;
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int ret;
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if (bo->image != NULL)
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return NULL;
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if (bo->map != NULL)
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return bo->map;
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memset(&map_arg, 0, sizeof(map_arg));
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map_arg.handle = bo->handle;
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ret = drmIoctl(bo->base.gbm->v0.fd, DRM_IOCTL_MODE_MAP_DUMB, &map_arg);
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if (ret)
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return NULL;
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bo->map = mmap(NULL, bo->size, PROT_WRITE,
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MAP_SHARED, bo->base.gbm->v0.fd, map_arg.offset);
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if (bo->map == MAP_FAILED) {
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bo->map = NULL;
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return NULL;
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}
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return bo->map;
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}
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static inline void
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gbm_dri_bo_unmap_dumb(struct gbm_dri_bo *bo)
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{
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munmap(bo->map, bo->size);
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bo->map = NULL;
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}
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#endif
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