/*
 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 *
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 *
 *
 * Author: Alan Hourihane <alanh@tungstengraphics.com>
 *
 */

#include <errno.h>
#include <drm.h>
#include <xf86drm.h>
#include <damage.h>

#include "drmmode_display.h"
#define DRV_ERROR(msg)	xf86DrvMsg(pScrn->scrnIndex, X_ERROR, msg);

typedef struct {
    int lastInstance;
    int refCount;
    ScrnInfoPtr pScrn_1;
    ScrnInfoPtr pScrn_2;
} EntRec, *EntPtr;

typedef struct _modesettingRec {
    int fd;

    EntPtr entityPrivate;

    int Chipset;
    EntityInfoPtr pEnt;
#if XSERVER_LIBPCIACCESS
    struct pci_device *PciInfo;
#else
    pciVideoPtr PciInfo;
    PCITAG PciTag;
#endif

    Bool noAccel;
    CloseScreenProcPtr CloseScreen;

    /* Broken-out options. */
    OptionInfoPtr Options;

    unsigned int SaveGeneration;

    CreateScreenResourcesProcPtr createScreenResources;
    ScreenBlockHandlerProcPtr BlockHandler;
    void *driver;

    drmmode_rec drmmode;

    DamagePtr damage;
    Bool dirty_enabled;

    uint32_t cursor_width, cursor_height;
    Bool glamor;
} modesettingRec, *modesettingPtr;

#define modesettingPTR(p) ((modesettingPtr)((p)->driverPrivate))
