2 * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the
7 * "Software"), to deal in the Software without restriction, including
8 * without limitation the rights to use, copy, modify, merge, publish,
9 * distribute, sub license, and/or sell copies of the Software, and to
10 * permit persons to whom the Software is furnished to do so, subject to
11 * the following conditions:
13 * The above copyright notice and this permission notice (including the
14 * next paragraph) shall be included in all copies or substantial portions
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
19 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
20 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
21 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
22 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
23 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 * Author: Alan Hourihane <alanh@tungstengraphics.com>
27 * Author: Jakob Bornecrantz <wallbraker@gmail.com>
32 #include "xorg-server.h"
34 #include "xf86_OSproc.h"
36 #include "xf86PciInfo.h"
38 #include "mipointer.h"
40 #include <X11/extensions/randr.h>
45 #include "miscstruct.h"
46 #include "dixstruct.h"
48 #ifndef XSERVER_LIBPCIACCESS
49 #error "libpciaccess needed"
52 #include <pciaccess.h>
54 #include "pipe/p_context.h"
55 #include "xorg_tracker.h"
56 #include "xorg_winsys.h"
63 * Functions and symbols exported to Xorg via pointers.
66 static Bool
drv_pre_init(ScrnInfoPtr pScrn
, int flags
);
67 static Bool
drv_screen_init(int scrnIndex
, ScreenPtr pScreen
, int argc
,
69 static Bool
drv_switch_mode(int scrnIndex
, DisplayModePtr mode
, int flags
);
70 static void drv_adjust_frame(int scrnIndex
, int x
, int y
, int flags
);
71 static Bool
drv_enter_vt(int scrnIndex
, int flags
);
72 static void drv_leave_vt(int scrnIndex
, int flags
);
73 static void drv_free_screen(int scrnIndex
, int flags
);
74 static ModeStatus
drv_valid_mode(int scrnIndex
, DisplayModePtr mode
, Bool verbose
,
81 OPTION_DEBUG_FALLBACK
,
84 static const OptionInfoRec drv_options
[] = {
85 {OPTION_SW_CURSOR
, "SWcursor", OPTV_BOOLEAN
, {0}, FALSE
},
86 {OPTION_2D_ACCEL
, "2DAccel", OPTV_BOOLEAN
, {0}, FALSE
},
87 {OPTION_DEBUG_FALLBACK
, "DebugFallback", OPTV_BOOLEAN
, {0}, FALSE
},
88 {-1, NULL
, OPTV_NONE
, {0}, FALSE
}
93 * Exported Xorg driver functions to winsys
97 xorg_tracker_available_options(int chipid
, int busid
)
103 xorg_tracker_set_functions(ScrnInfoPtr scrn
)
105 scrn
->PreInit
= drv_pre_init
;
106 scrn
->ScreenInit
= drv_screen_init
;
107 scrn
->SwitchMode
= drv_switch_mode
;
108 scrn
->AdjustFrame
= drv_adjust_frame
;
109 scrn
->EnterVT
= drv_enter_vt
;
110 scrn
->LeaveVT
= drv_leave_vt
;
111 scrn
->FreeScreen
= drv_free_screen
;
112 scrn
->ValidMode
= drv_valid_mode
;
116 xorg_tracker_have_modesetting(ScrnInfoPtr pScrn
, struct pci_device
*device
)
118 char *BusID
= xalloc(64);
119 sprintf(BusID
, "pci:%04x:%02x:%02x.%d",
120 device
->domain
, device
->bus
,
121 device
->dev
, device
->func
);
123 if (drmCheckModesettingSupported(BusID
)) {
124 xf86DrvMsgVerb(pScrn
->scrnIndex
, X_INFO
, 0,
125 "Drm modesetting not supported %s\n", BusID
);
130 xf86DrvMsgVerb(pScrn
->scrnIndex
, X_INFO
, 0,
131 "Drm modesetting supported on %s\n", BusID
);
139 * Internal function definitions
142 static Bool
drv_init_front_buffer_functions(ScrnInfoPtr pScrn
);
143 static Bool
drv_close_screen(int scrnIndex
, ScreenPtr pScreen
);
144 static Bool
drv_save_hw_state(ScrnInfoPtr pScrn
);
145 static Bool
drv_restore_hw_state(ScrnInfoPtr pScrn
);
153 drv_get_rec(ScrnInfoPtr pScrn
)
155 if (pScrn
->driverPrivate
)
158 pScrn
->driverPrivate
= xnfcalloc(sizeof(modesettingRec
), 1);
164 drv_free_rec(ScrnInfoPtr pScrn
)
169 if (!pScrn
->driverPrivate
)
172 xfree(pScrn
->driverPrivate
);
174 pScrn
->driverPrivate
= NULL
;
178 drv_probe_ddc(ScrnInfoPtr pScrn
, int index
)
180 ConfiguredMonitor
= NULL
;
184 drv_crtc_resize(ScrnInfoPtr pScrn
, int width
, int height
)
186 modesettingPtr ms
= modesettingPTR(pScrn
);
187 PixmapPtr rootPixmap
;
188 ScreenPtr pScreen
= pScrn
->pScreen
;
190 if (width
== pScrn
->virtualX
&& height
== pScrn
->virtualY
)
193 pScrn
->virtualX
= width
;
194 pScrn
->virtualY
= height
;
197 * Remove the old framebuffer & texture.
199 drmModeRmFB(ms
->fd
, ms
->fb_id
);
200 if (!ms
->destroy_front_buffer(pScrn
))
201 FatalError("failed to destroy front buffer\n");
203 rootPixmap
= pScreen
->GetScreenPixmap(pScreen
);
204 if (!pScreen
->ModifyPixmapHeader(rootPixmap
, width
, height
, -1, -1, -1, NULL
))
207 pScrn
->displayWidth
= rootPixmap
->devKind
/ (rootPixmap
->drawable
.bitsPerPixel
/ 8);
209 /* now create new frontbuffer */
210 return ms
->create_front_buffer(pScrn
) && ms
->bind_front_buffer(pScrn
);
213 static const xf86CrtcConfigFuncsRec crtc_config_funcs
= {
214 .resize
= drv_crtc_resize
218 drv_init_drm(ScrnInfoPtr pScrn
)
220 modesettingPtr ms
= modesettingPTR(pScrn
);
222 /* deal with server regeneration */
227 sprintf(BusID
, "PCI:%d:%d:%d",
228 ((ms
->PciInfo
->domain
<< 8) | ms
->PciInfo
->bus
),
229 ms
->PciInfo
->dev
, ms
->PciInfo
->func
233 ms
->api
= drm_api_create();
234 ms
->fd
= drmOpen(ms
->api
? ms
->api
->driver_name
: NULL
, BusID
);
240 if (ms
->api
&& ms
->api
->destroy
)
241 ms
->api
->destroy(ms
->api
);
252 drv_close_drm(ScrnInfoPtr pScrn
)
254 modesettingPtr ms
= modesettingPTR(pScrn
);
256 if (ms
->api
&& ms
->api
->destroy
)
257 ms
->api
->destroy(ms
->api
);
267 drv_init_resource_management(ScrnInfoPtr pScrn
)
269 modesettingPtr ms
= modesettingPTR(pScrn
);
271 ScreenPtr pScreen = pScrn->pScreen;
272 PixmapPtr rootPixmap = pScreen->GetScreenPixmap(pScreen);
273 Bool fbAccessDisabled;
277 if (ms
->screen
|| ms
->kms
)
281 ms
->screen
= ms
->api
->create_screen(ms
->api
, ms
->fd
, NULL
);
286 if (ms
->api
->destroy
)
287 ms
->api
->destroy(ms
->api
);
293 if (!kms_create(ms
->fd
, &ms
->kms
))
301 drv_close_resource_management(ScrnInfoPtr pScrn
)
303 modesettingPtr ms
= modesettingPTR(pScrn
);
307 assert(ms
->ctx
== NULL
);
309 for (i
= 0; i
< XORG_NR_FENCES
; i
++) {
311 ms
->screen
->fence_finish(ms
->screen
, ms
->fence
[i
], 0);
312 ms
->screen
->fence_reference(ms
->screen
, &ms
->fence
[i
], NULL
);
315 ms
->screen
->destroy(ms
->screen
);
321 kms_destroy(&ms
->kms
);
328 drv_pre_init(ScrnInfoPtr pScrn
, int flags
)
330 xf86CrtcConfigPtr xf86_config
;
332 rgb defaultWeight
= { 0, 0, 0 };
335 int max_width
, max_height
;
337 if (pScrn
->numEntities
!= 1)
340 pEnt
= xf86GetEntityInfo(pScrn
->entityList
[0]);
342 if (flags
& PROBE_DETECT
) {
343 drv_probe_ddc(pScrn
, pEnt
->index
);
347 /* Allocate driverPrivate */
348 if (!drv_get_rec(pScrn
))
351 ms
= modesettingPTR(pScrn
);
352 ms
->SaveGeneration
= -1;
355 pScrn
->displayWidth
= 640; /* default it */
357 if (ms
->pEnt
->location
.type
!= BUS_PCI
)
360 ms
->PciInfo
= xf86GetPciInfoForEntity(ms
->pEnt
->index
);
362 /* Allocate an entity private if necessary */
363 if (xf86IsEntityShared(pScrn
->entityList
[0])) {
364 FatalError("Entity");
366 msEnt
= xf86GetEntityPrivate(pScrn
->entityList
[0],
367 modesettingEntityIndex
)->ptr
;
368 ms
->entityPrivate
= msEnt
;
373 ms
->entityPrivate
= NULL
;
375 if (xf86IsEntityShared(pScrn
->entityList
[0])) {
376 if (xf86IsPrimInitDone(pScrn
->entityList
[0])) {
379 xf86SetPrimInitDone(pScrn
->entityList
[0]);
385 if (!drv_init_drm(pScrn
))
388 pScrn
->monitor
= pScrn
->confScreen
->monitor
;
389 pScrn
->progClock
= TRUE
;
394 PreferConvert24to32
| SupportConvert24to32
| Support32bppFb
))
397 switch (pScrn
->depth
) {
403 xf86DrvMsg(pScrn
->scrnIndex
, X_ERROR
,
404 "Given depth (%d) is not supported by the driver\n",
408 xf86PrintDepthBpp(pScrn
);
410 if (!xf86SetWeight(pScrn
, defaultWeight
, defaultWeight
))
412 if (!xf86SetDefaultVisual(pScrn
, -1))
415 /* Process the options */
416 xf86CollectOptions(pScrn
, NULL
);
417 if (!(ms
->Options
= xalloc(sizeof(drv_options
))))
419 memcpy(ms
->Options
, drv_options
, sizeof(drv_options
));
420 xf86ProcessOptions(pScrn
->scrnIndex
, pScrn
->options
, ms
->Options
);
422 /* Allocate an xf86CrtcConfig */
423 xf86CrtcConfigInit(pScrn
, &crtc_config_funcs
);
424 xf86_config
= XF86_CRTC_CONFIG_PTR(pScrn
);
428 xf86CrtcSetSizeRange(pScrn
, 320, 200, max_width
, max_height
);
430 if (xf86ReturnOptValBool(ms
->Options
, OPTION_SW_CURSOR
, FALSE
)) {
434 drv_save_hw_state(pScrn
);
436 xorg_crtc_init(pScrn
);
437 xorg_output_init(pScrn
);
439 if (!xf86InitialConfiguration(pScrn
, TRUE
)) {
440 xf86DrvMsg(pScrn
->scrnIndex
, X_ERROR
, "No valid modes.\n");
441 drv_restore_hw_state(pScrn
);
445 drv_restore_hw_state(pScrn
);
448 * If the driver can do gamma correction, it should call xf86SetGamma() here.
451 Gamma zeros
= { 0.0, 0.0, 0.0 };
453 if (!xf86SetGamma(pScrn
, zeros
)) {
458 if (pScrn
->modes
== NULL
) {
459 xf86DrvMsg(pScrn
->scrnIndex
, X_ERROR
, "No modes.\n");
463 pScrn
->currentMode
= pScrn
->modes
;
465 /* Set display resolution */
466 xf86SetDpi(pScrn
, 0, 0);
468 /* Load the required sub modules */
469 if (!xf86LoadSubModule(pScrn
, "fb"))
472 /* XXX: these aren't needed when we are using libkms */
473 if (!xf86LoadSubModule(pScrn
, "exa"))
477 if (!xf86LoadSubModule(pScrn
, "dri2"))
485 drv_save_hw_state(ScrnInfoPtr pScrn
)
487 /*xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(pScrn);*/
493 drv_restore_hw_state(ScrnInfoPtr pScrn
)
495 /*xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);*/
500 static void drv_block_handler(int i
, pointer blockData
, pointer pTimeout
,
503 ScreenPtr pScreen
= screenInfo
.screens
[i
];
504 modesettingPtr ms
= modesettingPTR(xf86Screens
[pScreen
->myNum
]);
506 pScreen
->BlockHandler
= ms
->blockHandler
;
507 pScreen
->BlockHandler(i
, blockData
, pTimeout
, pReadmask
);
508 pScreen
->BlockHandler
= drv_block_handler
;
513 ms
->ctx
->flush(ms
->ctx
, PIPE_FLUSH_RENDER_CACHE
, &ms
->fence
[XORG_NR_FENCES
-1]);
516 ms
->ctx
->screen
->fence_finish(ms
->ctx
->screen
, ms
->fence
[0], 0);
518 /* The amount of rendering generated by a block handler can be
519 * quite small. Let us get a fair way ahead of hardware before
522 for (j
= 0; j
< XORG_NR_FENCES
- 1; j
++)
523 ms
->screen
->fence_reference(ms
->screen
,
527 ms
->screen
->fence_reference(ms
->screen
,
528 &ms
->fence
[XORG_NR_FENCES
-1],
533 #ifdef DRM_MODE_FEATURE_DIRTYFB
535 RegionPtr dirty
= DamageRegion(ms
->damage
);
536 unsigned num_cliprects
= REGION_NUM_RECTS(dirty
);
539 drmModeClip
*clip
= alloca(num_cliprects
* sizeof(drmModeClip
));
540 BoxPtr rect
= REGION_RECTS(dirty
);
543 /* XXX no need for copy? */
544 for (i
= 0; i
< num_cliprects
; i
++, rect
++) {
545 clip
[i
].x1
= rect
->x1
;
546 clip
[i
].y1
= rect
->y1
;
547 clip
[i
].x2
= rect
->x2
;
548 clip
[i
].y2
= rect
->y2
;
551 /* TODO query connector property to see if this is needed */
552 ret
= drmModeDirtyFB(ms
->fd
, ms
->fb_id
, clip
, num_cliprects
);
554 debug_printf("%s: failed to send dirty (%i, %s)\n",
555 __func__
, ret
, strerror(-ret
));
558 DamageEmpty(ms
->damage
);
565 drv_create_screen_resources(ScreenPtr pScreen
)
567 ScrnInfoPtr pScrn
= xf86Screens
[pScreen
->myNum
];
568 modesettingPtr ms
= modesettingPTR(pScrn
);
569 PixmapPtr rootPixmap
;
574 pScreen
->CreateScreenResources
= ms
->createScreenResources
;
575 ret
= pScreen
->CreateScreenResources(pScreen
);
576 pScreen
->CreateScreenResources
= drv_create_screen_resources
;
578 ms
->bind_front_buffer(pScrn
);
582 drv_adjust_frame(pScrn
->scrnIndex
, pScrn
->frameX0
, pScrn
->frameY0
, 0);
584 #ifdef DRM_MODE_FEATURE_DIRTYFB
585 rootPixmap
= pScreen
->GetScreenPixmap(pScreen
);
586 ms
->damage
= DamageCreate(NULL
, NULL
, DamageReportNone
, TRUE
,
587 pScreen
, rootPixmap
);
590 DamageRegister(&rootPixmap
->drawable
, ms
->damage
);
592 xf86DrvMsg(pScrn
->scrnIndex
, X_INFO
, "Damage tracking initialized\n");
594 xf86DrvMsg(pScrn
->scrnIndex
, X_ERROR
,
595 "Failed to create screen damage record\n");
606 drv_screen_init(int scrnIndex
, ScreenPtr pScreen
, int argc
, char **argv
)
608 ScrnInfoPtr pScrn
= xf86Screens
[pScreen
->myNum
];
609 modesettingPtr ms
= modesettingPTR(pScrn
);
612 if (!drv_init_drm(pScrn
)) {
613 FatalError("Could not init DRM");
617 if (!drv_init_resource_management(pScrn
)) {
618 FatalError("Could not init resource management (!pipe_screen && !libkms)");
622 if (!drv_init_front_buffer_functions(pScrn
)) {
623 FatalError("Could not init front buffer manager");
627 pScrn
->pScreen
= pScreen
;
629 /* HW dependent - FIXME */
630 pScrn
->displayWidth
= pScrn
->virtualX
;
632 miClearVisualTypes();
634 if (!miSetVisualTypes(pScrn
->depth
,
635 miGetDefaultVisualMask(pScrn
->depth
),
636 pScrn
->rgbBits
, pScrn
->defaultVisual
))
639 if (!miSetPixmapDepths())
642 pScrn
->memPhysBase
= 0;
645 if (!fbScreenInit(pScreen
, NULL
,
646 pScrn
->virtualX
, pScrn
->virtualY
,
647 pScrn
->xDpi
, pScrn
->yDpi
,
648 pScrn
->displayWidth
, pScrn
->bitsPerPixel
))
651 if (pScrn
->bitsPerPixel
> 8) {
652 /* Fixup RGB ordering */
653 visual
= pScreen
->visuals
+ pScreen
->numVisuals
;
654 while (--visual
>= pScreen
->visuals
) {
655 if ((visual
->class | DynamicClass
) == DirectColor
) {
656 visual
->offsetRed
= pScrn
->offset
.red
;
657 visual
->offsetGreen
= pScrn
->offset
.green
;
658 visual
->offsetBlue
= pScrn
->offset
.blue
;
659 visual
->redMask
= pScrn
->mask
.red
;
660 visual
->greenMask
= pScrn
->mask
.green
;
661 visual
->blueMask
= pScrn
->mask
.blue
;
666 fbPictureInit(pScreen
, NULL
, 0);
668 ms
->blockHandler
= pScreen
->BlockHandler
;
669 pScreen
->BlockHandler
= drv_block_handler
;
670 ms
->createScreenResources
= pScreen
->CreateScreenResources
;
671 pScreen
->CreateScreenResources
= drv_create_screen_resources
;
673 xf86SetBlackWhitePixels(pScreen
);
675 ms
->accelerate_2d
= xf86ReturnOptValBool(ms
->Options
, OPTION_2D_ACCEL
, FALSE
);
676 ms
->debug_fallback
= xf86ReturnOptValBool(ms
->Options
, OPTION_DEBUG_FALLBACK
, TRUE
);
679 ms
->exa
= xorg_exa_init(pScrn
, ms
->accelerate_2d
);
681 xorg_xv_init(pScreen
);
683 xorg_dri2_init(pScreen
);
687 xf86DrvMsg(pScrn
->scrnIndex
, X_INFO
, "2D Acceleration is %s\n",
688 ms
->screen
&& ms
->accelerate_2d
? "enabled" : "disabled");
689 xf86DrvMsg(pScrn
->scrnIndex
, X_INFO
, "Fallback debugging is %s\n",
690 ms
->debug_fallback
? "enabled" : "disabled");
692 xf86DrvMsg(pScrn
->scrnIndex
, X_INFO
, "3D Acceleration is %s\n",
693 ms
->screen
? "enabled" : "disabled");
695 xf86DrvMsg(pScrn
->scrnIndex
, X_INFO
, "3D Acceleration is disabled\n");
698 miInitializeBackingStore(pScreen
);
699 xf86SetBackingStore(pScreen
);
700 xf86SetSilkenMouse(pScreen
);
701 miDCInitialize(pScreen
, xf86GetPointerScreenFuncs());
703 /* Need to extend HWcursor support to handle mask interleave */
705 xf86_cursors_init(pScreen
, 64, 64,
706 HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64
|
707 HARDWARE_CURSOR_ARGB
);
709 /* Must force it before EnterVT, so we are in control of VT and
710 * later memory should be bound when allocating, e.g rotate_mem */
711 pScrn
->vtSema
= TRUE
;
713 pScreen
->SaveScreen
= xf86SaveScreen
;
714 ms
->CloseScreen
= pScreen
->CloseScreen
;
715 pScreen
->CloseScreen
= drv_close_screen
;
717 if (!xf86CrtcScreenInit(pScreen
))
720 if (!miCreateDefColormap(pScreen
))
723 xf86DPMSInit(pScreen
, xf86DPMSSet
, 0);
725 if (serverGeneration
== 1)
726 xf86ShowUnusedOptions(pScrn
->scrnIndex
, pScrn
->options
);
728 if (ms
->winsys_screen_init
)
729 ms
->winsys_screen_init(pScrn
);
731 return drv_enter_vt(scrnIndex
, 1);
735 drv_adjust_frame(int scrnIndex
, int x
, int y
, int flags
)
737 ScrnInfoPtr pScrn
= xf86Screens
[scrnIndex
];
738 xf86CrtcConfigPtr config
= XF86_CRTC_CONFIG_PTR(pScrn
);
739 xf86OutputPtr output
= config
->output
[config
->compat_output
];
740 xf86CrtcPtr crtc
= output
->crtc
;
742 if (crtc
&& crtc
->enabled
) {
743 crtc
->funcs
->set_mode_major(crtc
, pScrn
->currentMode
,
745 crtc
->x
= output
->initial_x
+ x
;
746 crtc
->y
= output
->initial_y
+ y
;
751 drv_free_screen(int scrnIndex
, int flags
)
753 drv_free_rec(xf86Screens
[scrnIndex
]);
757 drv_leave_vt(int scrnIndex
, int flags
)
759 ScrnInfoPtr pScrn
= xf86Screens
[scrnIndex
];
760 modesettingPtr ms
= modesettingPTR(pScrn
);
761 xf86CrtcConfigPtr config
= XF86_CRTC_CONFIG_PTR(pScrn
);
764 if (ms
->winsys_leave_vt
)
765 ms
->winsys_leave_vt(pScrn
);
767 for (o
= 0; o
< config
->num_crtc
; o
++) {
768 xf86CrtcPtr crtc
= config
->crtc
[o
];
770 xorg_crtc_cursor_destroy(crtc
);
772 if (crtc
->rotatedPixmap
|| crtc
->rotatedData
) {
773 crtc
->funcs
->shadow_destroy(crtc
, crtc
->rotatedPixmap
,
775 crtc
->rotatedPixmap
= NULL
;
776 crtc
->rotatedData
= NULL
;
780 drmModeRmFB(ms
->fd
, ms
->fb_id
);
782 drv_restore_hw_state(pScrn
);
784 if (drmDropMaster(ms
->fd
))
785 xf86DrvMsg(pScrn
->scrnIndex
, X_WARNING
,
786 "drmDropMaster failed: %s\n", strerror(errno
));
788 pScrn
->vtSema
= FALSE
;
792 * This gets called when gaining control of the VT, and from ScreenInit().
795 drv_enter_vt(int scrnIndex
, int flags
)
797 ScrnInfoPtr pScrn
= xf86Screens
[scrnIndex
];
798 modesettingPtr ms
= modesettingPTR(pScrn
);
800 if (drmSetMaster(ms
->fd
)) {
801 if (errno
== EINVAL
) {
802 xf86DrvMsg(pScrn
->scrnIndex
, X_WARNING
,
803 "drmSetMaster failed: 2.6.29 or newer kernel required for "
804 "multi-server DRI\n");
806 xf86DrvMsg(pScrn
->scrnIndex
, X_WARNING
,
807 "drmSetMaster failed: %s\n", strerror(errno
));
812 * Only save state once per server generation since that's what most
813 * drivers do. Could change this to save state at each VT enter.
815 if (ms
->SaveGeneration
!= serverGeneration
) {
816 ms
->SaveGeneration
= serverGeneration
;
817 drv_save_hw_state(pScrn
);
820 if (!ms
->create_front_buffer(pScrn
))
823 if (!flags
&& !ms
->bind_front_buffer(pScrn
))
826 if (!xf86SetDesiredModes(pScrn
))
829 if (ms
->winsys_enter_vt
)
830 ms
->winsys_enter_vt(pScrn
);
836 drv_switch_mode(int scrnIndex
, DisplayModePtr mode
, int flags
)
838 ScrnInfoPtr pScrn
= xf86Screens
[scrnIndex
];
840 return xf86SetSingleMode(pScrn
, mode
, RR_Rotate_0
);
844 drv_close_screen(int scrnIndex
, ScreenPtr pScreen
)
846 ScrnInfoPtr pScrn
= xf86Screens
[scrnIndex
];
847 modesettingPtr ms
= modesettingPTR(pScrn
);
850 drv_leave_vt(scrnIndex
, 0);
853 if (ms
->winsys_screen_close
)
854 ms
->winsys_screen_close(pScrn
);
858 xorg_dri2_close(pScreen
);
861 pScreen
->BlockHandler
= ms
->blockHandler
;
862 pScreen
->CreateScreenResources
= ms
->createScreenResources
;
864 #ifdef DRM_MODE_FEATURE_DIRTYFB
866 DamageUnregister(&pScreen
->GetScreenPixmap(pScreen
)->drawable
, ms
->damage
);
867 DamageDestroy(ms
->damage
);
872 drmModeRmFB(ms
->fd
, ms
->fb_id
);
873 ms
->destroy_front_buffer(pScrn
);
876 xorg_exa_close(pScrn
);
879 drv_close_resource_management(pScrn
);
881 drv_close_drm(pScrn
);
883 pScrn
->vtSema
= FALSE
;
884 pScreen
->CloseScreen
= ms
->CloseScreen
;
885 return (*pScreen
->CloseScreen
) (scrnIndex
, pScreen
);
889 drv_valid_mode(int scrnIndex
, DisplayModePtr mode
, Bool verbose
, int flags
)
896 * Front buffer backing store functions.
900 drv_destroy_front_buffer_ga3d(ScrnInfoPtr pScrn
)
902 modesettingPtr ms
= modesettingPTR(pScrn
);
903 pipe_texture_reference(&ms
->root_texture
, NULL
);
908 drv_create_front_buffer_ga3d(ScrnInfoPtr pScrn
)
910 modesettingPtr ms
= modesettingPTR(pScrn
);
911 unsigned handle
, stride
;
912 struct pipe_texture
*tex
;
917 tex
= xorg_exa_create_root_texture(pScrn
, pScrn
->virtualX
, pScrn
->virtualY
,
918 pScrn
->depth
, pScrn
->bitsPerPixel
);
923 if (!ms
->api
->local_handle_from_texture(ms
->api
, ms
->screen
,
929 ret
= drmModeAddFB(ms
->fd
,
938 debug_printf("%s: failed to create framebuffer (%i, %s)",
939 __func__
, ret
, strerror(-ret
));
945 drv_adjust_frame(pScrn
->scrnIndex
, pScrn
->frameX0
, pScrn
->frameY0
, 0);
947 pipe_texture_reference(&ms
->root_texture
, tex
);
948 pipe_texture_reference(&tex
, NULL
);
953 pipe_texture_reference(&tex
, NULL
);
958 drv_bind_front_buffer_ga3d(ScrnInfoPtr pScrn
)
960 modesettingPtr ms
= modesettingPTR(pScrn
);
961 ScreenPtr pScreen
= pScrn
->pScreen
;
962 PixmapPtr rootPixmap
= pScreen
->GetScreenPixmap(pScreen
);
963 struct pipe_texture
*check
;
965 xorg_exa_set_displayed_usage(rootPixmap
);
966 xorg_exa_set_shared_usage(rootPixmap
);
967 xorg_exa_set_texture(rootPixmap
, ms
->root_texture
);
968 if (!pScreen
->ModifyPixmapHeader(rootPixmap
, -1, -1, -1, -1, -1, NULL
))
969 FatalError("Couldn't adjust screen pixmap\n");
971 check
= xorg_exa_get_texture(rootPixmap
);
972 if (ms
->root_texture
!= check
)
973 FatalError("Created new root texture\n");
975 pipe_texture_reference(&check
, NULL
);
981 drv_destroy_front_buffer_kms(ScrnInfoPtr pScrn
)
983 modesettingPtr ms
= modesettingPTR(pScrn
);
984 ScreenPtr pScreen
= pScrn
->pScreen
;
985 PixmapPtr rootPixmap
= pScreen
->GetScreenPixmap(pScreen
);
987 /* XXX Do something with the rootPixmap.
988 * This currently works fine but if we are getting crashes in
989 * the fb functions after VT switches maybe look more into it.
996 kms_bo_unmap(ms
->root_bo
);
997 kms_bo_destroy(&ms
->root_bo
);
1002 drv_create_front_buffer_kms(ScrnInfoPtr pScrn
)
1004 modesettingPtr ms
= modesettingPTR(pScrn
);
1005 unsigned handle
, stride
;
1010 attr
[0] = KMS_BO_TYPE
;
1011 attr
[1] = KMS_BO_TYPE_SCANOUT
;
1012 attr
[2] = KMS_WIDTH
;
1013 attr
[3] = pScrn
->virtualX
;
1014 attr
[4] = KMS_HEIGHT
;
1015 attr
[5] = pScrn
->virtualY
;
1018 if (kms_bo_create(ms
->kms
, attr
, &bo
))
1021 if (kms_bo_get_prop(bo
, KMS_PITCH
, &stride
))
1024 if (kms_bo_get_prop(bo
, KMS_HANDLE
, &handle
))
1027 ret
= drmModeAddFB(ms
->fd
,
1031 pScrn
->bitsPerPixel
,
1036 debug_printf("%s: failed to create framebuffer (%i, %s)",
1037 __func__
, ret
, strerror(-ret
));
1043 drv_adjust_frame(pScrn
->scrnIndex
, pScrn
->frameX0
, pScrn
->frameY0
, 0);
1049 kms_bo_destroy(&bo
);
1054 drv_bind_front_buffer_kms(ScrnInfoPtr pScrn
)
1056 modesettingPtr ms
= modesettingPTR(pScrn
);
1057 ScreenPtr pScreen
= pScrn
->pScreen
;
1058 PixmapPtr rootPixmap
= pScreen
->GetScreenPixmap(pScreen
);
1062 if (kms_bo_get_prop(ms
->root_bo
, KMS_PITCH
, &stride
))
1065 if (kms_bo_map(ms
->root_bo
, &ptr
))
1068 pScreen
->ModifyPixmapHeader(rootPixmap
,
1072 pScrn
->bitsPerPixel
,
1076 /* This a hack to work around EnableDisableFBAccess setting the pointer
1077 * the real fix would be to replace pScrn->EnableDisableFBAccess hook
1078 * and set the rootPixmap->devPrivate.ptr to something valid before that.
1080 * But in its infinit visdome something uses either this some times before
1081 * that, so our hook doesn't get called before the crash happens.
1083 pScrn
->pixmapPrivate
.ptr
= ptr
;
1088 kms_bo_destroy(&ms
->root_bo
);
1091 #endif /* HAVE_LIBKMS */
1093 static Bool
drv_init_front_buffer_functions(ScrnInfoPtr pScrn
)
1095 modesettingPtr ms
= modesettingPTR(pScrn
);
1097 ms
->destroy_front_buffer
= drv_destroy_front_buffer_ga3d
;
1098 ms
->create_front_buffer
= drv_create_front_buffer_ga3d
;
1099 ms
->bind_front_buffer
= drv_bind_front_buffer_ga3d
;
1101 } else if (ms
->kms
) {
1102 ms
->destroy_front_buffer
= drv_destroy_front_buffer_kms
;
1103 ms
->create_front_buffer
= drv_create_front_buffer_kms
;
1104 ms
->bind_front_buffer
= drv_bind_front_buffer_kms
;
1112 /* vim: set sw=4 ts=8 sts=4: */