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/*
* 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 <xf86Crtc.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 void (*ms_drm_handler_proc)(uint64_t frame,
uint64_t usec,
void *data);
typedef void (*ms_drm_abort_proc)(void *data);
/**
* A tracked handler for an event that will hopefully be generated by
* the kernel, and what to do when it is encountered.
*/
struct ms_drm_queue {
struct xorg_list list;
xf86CrtcPtr crtc;
uint32_t seq;
void *data;
ScrnInfoPtr scrn;
ms_drm_handler_proc handler;
ms_drm_abort_proc abort;
};
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;
drmEventContext event_context;
DamagePtr damage;
Bool dirty_enabled;
uint32_t cursor_width, cursor_height;
Bool glamor;
} modesettingRec, *modesettingPtr;
#define modesettingPTR(p) ((modesettingPtr)((p)->driverPrivate))
uint32_t ms_drm_queue_alloc(xf86CrtcPtr crtc,
void *data,
ms_drm_handler_proc handler,
ms_drm_abort_proc abort);
xf86CrtcPtr ms_dri2_crtc_covering_drawable(DrawablePtr pDraw);
xf86CrtcPtr ms_covering_crtc(ScrnInfoPtr scrn, BoxPtr box,
xf86CrtcPtr desired, BoxPtr crtc_box_ret);
int ms_get_crtc_ust_msc(xf86CrtcPtr crtc, CARD64 *ust, CARD64 *msc);
uint32_t ms_crtc_msc_to_kernel_msc(xf86CrtcPtr crtc, uint64_t expect);
uint64_t ms_kernel_msc_to_crtc_msc(xf86CrtcPtr crtc, uint32_t sequence);
Bool ms_dri2_screen_init(ScreenPtr screen);
void ms_dri2_close_screen(ScreenPtr screen);
Bool ms_vblank_screen_init(ScreenPtr screen);
void ms_vblank_close_screen(ScreenPtr screen);
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