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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 <X11/extensions/dpmsconst.h>
#ifdef GLAMOR_HAS_GBM
#define GLAMOR_FOR_XORG 1
#include "glamor.h"
#include <gbm.h>
#endif
#include "drmmode_display.h"
#define MS_LOGLEVEL_DEBUG 4
typedef enum {
OPTION_SW_CURSOR,
OPTION_DEVICE_PATH,
OPTION_SHADOW_FB,
OPTION_ACCEL_METHOD,
OPTION_PAGEFLIP,
OPTION_ZAPHOD_HEADS,
OPTION_DOUBLE_SHADOW,
} modesettingOpts;
typedef struct
{
int fd;
int fd_ref;
unsigned long fd_wakeup_registered; /* server generation for which fd has been registered for wakeup handling */
int fd_wakeup_ref;
unsigned int assigned_crtcs;
} modesettingEntRec, *modesettingEntPtr;
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;
int Chipset;
EntityInfoPtr pEnt;
Bool noAccel;
CloseScreenProcPtr CloseScreen;
CreateWindowProcPtr CreateWindow;
unsigned int SaveGeneration;
CreateScreenResourcesProcPtr createScreenResources;
ScreenBlockHandlerProcPtr BlockHandler;
void *driver;
drmmode_rec drmmode;
drmEventContext event_context;
/**
* Page flipping stuff.
* @{
*/
Bool atomic_modeset;
/** @} */
DamagePtr damage;
Bool dirty_enabled;
uint32_t cursor_width, cursor_height;
Bool has_queue_sequence;
Bool tried_queue_sequence;
} modesettingRec, *modesettingPtr;
#define modesettingPTR(p) ((modesettingPtr)((p)->driverPrivate))
modesettingEntPtr ms_ent_priv(ScrnInfoPtr scrn);
uint32_t ms_drm_queue_alloc(xf86CrtcPtr crtc,
void *data,
ms_drm_handler_proc handler,
ms_drm_abort_proc abort);
typedef enum ms_queue_flag {
MS_QUEUE_ABSOLUTE = 0,
MS_QUEUE_RELATIVE = 1,
MS_QUEUE_NEXT_ON_MISS = 2
} ms_queue_flag;
Bool ms_queue_vblank(xf86CrtcPtr crtc, ms_queue_flag flags,
uint64_t msc, uint64_t *msc_queued, uint32_t seq);
void ms_drm_abort(ScrnInfoPtr scrn,
Bool (*match)(void *data, void *match_data),
void *match_data);
void ms_drm_abort_seq(ScrnInfoPtr scrn, uint32_t seq);
Bool ms_crtc_on(xf86CrtcPtr crtc);
xf86CrtcPtr ms_dri2_crtc_covering_drawable(DrawablePtr pDraw);
int ms_get_crtc_ust_msc(xf86CrtcPtr crtc, CARD64 *ust, CARD64 *msc);
uint64_t ms_crtc_msc_to_kernel_msc(xf86CrtcPtr crtc, uint64_t expect);
uint64_t ms_kernel_msc_to_crtc_msc(xf86CrtcPtr crtc, uint64_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);
Bool ms_present_screen_init(ScreenPtr screen);
#ifdef GLAMOR_HAS_GBM
typedef void (*ms_pageflip_handler_proc)(modesettingPtr ms,
uint64_t frame,
uint64_t usec,
void *data);
typedef void (*ms_pageflip_abort_proc)(modesettingPtr ms, void *data);
Bool ms_do_pageflip(ScreenPtr screen,
PixmapPtr new_front,
void *event,
int ref_crtc_vblank_pipe,
Bool async,
ms_pageflip_handler_proc pageflip_handler,
ms_pageflip_abort_proc pageflip_abort);
#endif
int ms_flush_drm_events(ScreenPtr screen);
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