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#ifndef _DRM_DRIVER_H_
#define _DRM_DRIVER_H_
#include "pipe/p_compiler.h"
struct pipe_screen;
struct pipe_winsys;
struct pipe_context;
struct pipe_resource;
#define DRM_API_HANDLE_TYPE_SHARED 0
#define DRM_API_HANDLE_TYPE_KMS 1
/**
* For use with pipe_screen::{texture_from_handle|texture_get_handle}.
*/
struct winsys_handle
{
/**
* Unused for texture_from_handle, always
* DRM_API_HANDLE_TYPE_SHARED. Input to texture_get_handle,
* use TEXTURE_USAGE to select handle for kms or ipc.
*/
unsigned type;
/**
* Input to texture_from_handle.
* Output for texture_get_handle.
*/
unsigned handle;
/**
* Input to texture_from_handle.
* Output for texture_get_handle.
*/
unsigned stride;
};
struct drm_driver_descriptor
{
/**
* Identifying sufix/prefix of the binary, used by egl.
*/
const char *name;
/**
* Kernel driver name, as accepted by drmOpenByName.
*/
const char *driver_name;
/**
* Create a pipe srcreen.
*
* This function does any wrapping of the screen.
* For example wrapping trace or rbug debugging drivers around it.
*/
struct pipe_screen* (*create_screen)(int drm_fd);
};
extern struct drm_driver_descriptor driver_descriptor;
/**
* Instantiate a drm_driver_descriptor struct.
*/
#define DRM_DRIVER_DESCRIPTOR(name_str, driver_name_str, func) \
struct drm_driver_descriptor driver_descriptor = { \
.name = name_str, \
.driver_name = driver_name_str, \
.create_screen = func, \
};
#endif
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