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#ifndef _DRM_API_H_
#define _DRM_API_H_
#include "pipe/p_compiler.h"
struct pipe_screen;
struct pipe_winsys;
struct pipe_buffer;
struct pipe_context;
struct pipe_resource;
enum drm_create_screen_mode {
DRM_CREATE_NORMAL = 0,
DRM_CREATE_DRI1,
DRM_CREATE_DRISW,
DRM_CREATE_DRIVER = 1024,
DRM_CREATE_MAX
};
#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;
};
/**
* Modes other than DRM_CREATE_NORMAL derive from this struct.
*/
/*@{*/
struct drm_create_screen_arg {
enum drm_create_screen_mode mode;
};
/*@}*/
struct drm_api
{
void (*destroy)(struct drm_api *api);
const char *name;
/**
* Kernel driver name, as accepted by drmOpenByName.
*/
const char *driver_name;
/**
* Create a pipe srcreen.
*/
struct pipe_screen* (*create_screen)(struct drm_api *api, int drm_fd,
struct drm_create_screen_arg *arg);
};
extern struct drm_api * drm_api_create(void);
#endif
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