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xserver-multidpi/hw/xfree86/drivers/modesetting/driver.c
Dave Airlie ef47a1b3bf modesetting: convert to new scrn conversion APIs. 
Generated with util/modular/x-driver-screen-scrn-conv.sh

Signed-off-by: Dave Airlie <airlied@redhat.com>
2012-05-23 11:21:55 +01:00

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22 KiB
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/*
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
* Copyright 2011 Dave Airlie
* 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.
*
*
* Original Author: Alan Hourihane <alanh@tungstengraphics.com>
* Rewrite: Dave Airlie <airlied@redhat.com>
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <unistd.h>
#include <fcntl.h>
#include "xf86.h"
#include "xf86_OSproc.h"
#include "compiler.h"
#include "xf86PciInfo.h"
#include "xf86Pci.h"
#include "mipointer.h"
#include "micmap.h"
#include <X11/extensions/randr.h>
#include "fb.h"
#include "edid.h"
#include "xf86i2c.h"
#include "xf86Crtc.h"
#include "miscstruct.h"
#include "dixstruct.h"
#include "shadow.h"
#include "xf86xv.h"
#include <X11/extensions/Xv.h>
#include <xorg-server.h>
#if XSERVER_LIBPCIACCESS
#include <pciaccess.h>
#endif
#include "compat-api.h"
#include "driver.h"
static void AdjustFrame(int scrnIndex, int x, int y, int flags);
static Bool CloseScreen(int scrnIndex, ScreenPtr pScreen);
static Bool EnterVT(int scrnIndex, int flags);
static void Identify(int flags);
static const OptionInfoRec *AvailableOptions(int chipid, int busid);
static ModeStatus ValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose,
int flags);
static void FreeScreen(int scrnIndex, int flags);
static void LeaveVT(int scrnIndex, int flags);
static Bool SwitchMode(int scrnIndex, DisplayModePtr mode, int flags);
static Bool ScreenInit(int scrnIndex, ScreenPtr pScreen, int argc,
char **argv);
static Bool PreInit(ScrnInfoPtr pScrn, int flags);
static Bool Probe(DriverPtr drv, int flags);
static Bool ms_pci_probe(DriverPtr driver,
int entity_num, struct pci_device *device,
intptr_t match_data);
#ifdef XSERVER_LIBPCIACCESS
static const struct pci_id_match ms_device_match[] = {
{
PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY, PCI_MATCH_ANY,
0x00030000, 0x00ffffff, 0
},
{ 0, 0, 0 },
};
#endif
_X_EXPORT DriverRec modesetting = {
1,
"modesetting",
Identify,
Probe,
AvailableOptions,
NULL,
0,
NULL,
ms_device_match,
ms_pci_probe,
};
static SymTabRec Chipsets[] = {
{0, "kms" },
{-1, NULL}
};
typedef enum
{
OPTION_SW_CURSOR,
OPTION_DEVICE_PATH,
OPTION_SHADOW_FB,
} modesettingOpts;
static const OptionInfoRec Options[] = {
{OPTION_SW_CURSOR, "SWcursor", OPTV_BOOLEAN, {0}, FALSE},
{OPTION_DEVICE_PATH, "kmsdev", OPTV_STRING, {0}, FALSE },
{OPTION_SHADOW_FB, "ShadowFB", OPTV_BOOLEAN, {0}, FALSE },
{-1, NULL, OPTV_NONE, {0}, FALSE}
};
int modesettingEntityIndex = -1;
static MODULESETUPPROTO(Setup);
static XF86ModuleVersionInfo VersRec = {
"modesetting",
MODULEVENDORSTRING,
MODINFOSTRING1,
MODINFOSTRING2,
XORG_VERSION_CURRENT,
PACKAGE_VERSION_MAJOR, PACKAGE_VERSION_MINOR, PACKAGE_VERSION_PATCHLEVEL,
ABI_CLASS_VIDEODRV,
ABI_VIDEODRV_VERSION,
MOD_CLASS_VIDEODRV,
{0, 0, 0, 0}
};
_X_EXPORT XF86ModuleData modesettingModuleData = { &VersRec, Setup, NULL };
static pointer
Setup(pointer module, pointer opts, int *errmaj, int *errmin)
{
static Bool setupDone = 0;
/* This module should be loaded only once, but check to be sure.
*/
if (!setupDone) {
setupDone = 1;
xf86AddDriver(&modesetting, module, HaveDriverFuncs);
/*
* The return value must be non-NULL on success even though there
* is no TearDownProc.
*/
return (pointer) 1;
} else {
if (errmaj)
*errmaj = LDR_ONCEONLY;
return NULL;
}
}
static void
Identify(int flags)
{
xf86PrintChipsets("modesetting", "Driver for Modesetting Kernel Drivers",
Chipsets);
}
static int open_hw(char *dev)
{
int fd;
if (dev)
fd = open(dev, O_RDWR, 0);
else {
dev = getenv("KMSDEVICE");
if ((NULL == dev) || ((fd = open(dev, O_RDWR, 0)) == -1)) {
dev = "/dev/dri/card0";
fd = open(dev,O_RDWR, 0);
}
}
if (fd == -1)
xf86DrvMsg(-1, X_ERROR,"open %s: %s\n", dev, strerror(errno));
return fd;
}
static Bool probe_hw(char *dev)
{
int fd = open_hw(dev);
if (fd != -1) {
close(fd);
return TRUE;
}
return FALSE;
}
static char *
ms_DRICreatePCIBusID(const struct pci_device *dev)
{
char *busID;
if (asprintf(&busID, "pci:%04x:%02x:%02x.%d",
dev->domain, dev->bus, dev->dev, dev->func) == -1)
return NULL;
return busID;
}
static Bool probe_hw_pci(char *dev, struct pci_device *pdev)
{
int fd = open_hw(dev);
char *id, *devid;
if (fd == -1)
return FALSE;
id = drmGetBusid(fd);
devid = ms_DRICreatePCIBusID(pdev);
close(fd);
if (!id || !devid)
return FALSE;
if (!strcmp(id, devid))
return TRUE;
return FALSE;
}
static const OptionInfoRec *
AvailableOptions(int chipid, int busid)
{
return Options;
}
#if XSERVER_LIBPCIACCESS
static Bool
ms_pci_probe(DriverPtr driver,
int entity_num, struct pci_device *dev, intptr_t match_data)
{
ScrnInfoPtr scrn = NULL;
scrn = xf86ConfigPciEntity(scrn, 0, entity_num, NULL,
NULL, NULL, NULL, NULL, NULL);
if (scrn) {
char *devpath;
GDevPtr devSection = xf86GetDevFromEntity(scrn->entityList[0],
scrn->entityInstanceList[0]);
devpath = xf86FindOptionValue(devSection->options, "kmsdev");
if (probe_hw_pci(devpath, dev)) {
scrn->driverVersion = 1;
scrn->driverName = "modesetting";
scrn->name = "modeset";
scrn->Probe = NULL;
scrn->PreInit = PreInit;
scrn->ScreenInit = ScreenInit;
scrn->SwitchMode = SwitchMode;
scrn->AdjustFrame = AdjustFrame;
scrn->EnterVT = EnterVT;
scrn->LeaveVT = LeaveVT;
scrn->FreeScreen = FreeScreen;
scrn->ValidMode = ValidMode;
xf86DrvMsg(scrn->scrnIndex, X_CONFIG,
"claimed PCI slot %d@%d:%d:%d\n",
dev->bus, dev->domain, dev->dev, dev->func);
xf86DrvMsg(scrn->scrnIndex, X_INFO,
"using %s\n", devpath ? devpath : "default device");
} else
scrn = NULL;
}
return scrn != NULL;
}
#endif
static Bool
Probe(DriverPtr drv, int flags)
{
int i, numDevSections;
GDevPtr *devSections;
Bool foundScreen = FALSE;
char *dev;
ScrnInfoPtr scrn = NULL;
/* For now, just bail out for PROBE_DETECT. */
if (flags & PROBE_DETECT)
return FALSE;
/*
* Find the config file Device sections that match this
* driver, and return if there are none.
*/
if ((numDevSections = xf86MatchDevice("modesetting", &devSections)) <= 0) {
return FALSE;
}
for (i = 0; i < numDevSections; i++) {
dev = xf86FindOptionValue(devSections[i]->options,"kmsdev");
if (probe_hw(dev)) {
int entity;
entity = xf86ClaimFbSlot(drv, 0, devSections[i], TRUE);
scrn = xf86ConfigFbEntity(scrn, 0, entity,
NULL, NULL, NULL, NULL);
}
if (scrn) {
foundScreen = TRUE;
scrn->driverVersion = 1;
scrn->driverName = "modesetting";
scrn->name = "modesetting";
scrn->Probe = Probe;
scrn->PreInit = PreInit;
scrn->ScreenInit = ScreenInit;
scrn->SwitchMode = SwitchMode;
scrn->AdjustFrame = AdjustFrame;
scrn->EnterVT = EnterVT;
scrn->LeaveVT = LeaveVT;
scrn->FreeScreen = FreeScreen;
scrn->ValidMode = ValidMode;
xf86DrvMsg(scrn->scrnIndex, X_INFO,
"using %s\n", dev ? dev : "default device");
}
}
free(devSections);
return foundScreen;
}
static Bool
GetRec(ScrnInfoPtr pScrn)
{
if (pScrn->driverPrivate)
return TRUE;
pScrn->driverPrivate = xnfcalloc(sizeof(modesettingRec), 1);
return TRUE;
}
static void dispatch_dirty(ScreenPtr pScreen)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(scrn);
RegionPtr dirty = DamageRegion(ms->damage);
unsigned num_cliprects = REGION_NUM_RECTS(dirty);
if (num_cliprects) {
drmModeClip *clip = malloc(num_cliprects * sizeof(drmModeClip));
BoxPtr rect = REGION_RECTS(dirty);
int i, ret;
if (!clip)
return;
/* XXX no need for copy? */
for (i = 0; i < num_cliprects; i++, rect++) {
clip[i].x1 = rect->x1;
clip[i].y1 = rect->y1;
clip[i].x2 = rect->x2;
clip[i].y2 = rect->y2;
}
/* TODO query connector property to see if this is needed */
ret = drmModeDirtyFB(ms->fd, ms->drmmode.fb_id, clip, num_cliprects);
free(clip);
if (ret) {
if (ret == -EINVAL || ret == -ENOSYS) {
ms->dirty_enabled = FALSE;
DamageUnregister(&pScreen->GetScreenPixmap(pScreen)->drawable, ms->damage);
DamageDestroy(ms->damage);
ms->damage = NULL;
xf86DrvMsg(scrn->scrnIndex, X_INFO, "Disabling kernel dirty updates, not required.\n");
return;
} else
ErrorF("%s: failed to send dirty (%i, %s)\n",
__func__, ret, strerror(-ret));
}
DamageEmpty(ms->damage);
}
}
static void msBlockHandler(int i, pointer blockData, pointer pTimeout,
pointer pReadmask)
{
ScreenPtr pScreen = screenInfo.screens[i];
modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(pScreen));
pScreen->BlockHandler = ms->BlockHandler;
pScreen->BlockHandler(i, blockData, pTimeout, pReadmask);
pScreen->BlockHandler = msBlockHandler;
if (ms->dirty_enabled)
dispatch_dirty(pScreen);
}
static void
FreeRec(ScrnInfoPtr pScrn)
{
if (!pScrn)
return;
if (!pScrn->driverPrivate)
return;
free(pScrn->driverPrivate);
pScrn->driverPrivate = NULL;
}
static Bool
PreInit(ScrnInfoPtr pScrn, int flags)
{
modesettingPtr ms;
rgb defaultWeight = { 0, 0, 0 };
EntityInfoPtr pEnt;
EntPtr msEnt = NULL;
char *BusID, *devicename;
Bool prefer_shadow = TRUE;
uint64_t value = 0;
int ret;
int bppflags;
int defaultdepth, defaultbpp;
if (pScrn->numEntities != 1)
return FALSE;
pEnt = xf86GetEntityInfo(pScrn->entityList[0]);
if (flags & PROBE_DETECT) {
return FALSE;
}
/* Allocate driverPrivate */
if (!GetRec(pScrn))
return FALSE;
ms = modesettingPTR(pScrn);
ms->SaveGeneration = -1;
ms->pEnt = pEnt;
pScrn->displayWidth = 640; /* default it */
/* Allocate an entity private if necessary */
if (xf86IsEntityShared(pScrn->entityList[0])) {
msEnt = xf86GetEntityPrivate(pScrn->entityList[0],
modesettingEntityIndex)->ptr;
ms->entityPrivate = msEnt;
} else
ms->entityPrivate = NULL;
if (xf86IsEntityShared(pScrn->entityList[0])) {
if (xf86IsPrimInitDone(pScrn->entityList[0])) {
/* do something */
} else {
xf86SetPrimInitDone(pScrn->entityList[0]);
}
}
pScrn->monitor = pScrn->confScreen->monitor;
pScrn->progClock = TRUE;
pScrn->rgbBits = 8;
ms->PciInfo = xf86GetPciInfoForEntity(ms->pEnt->index);
if (ms->PciInfo) {
BusID = malloc(64);
sprintf(BusID, "PCI:%d:%d:%d",
#if XSERVER_LIBPCIACCESS
((ms->PciInfo->domain << 8) | ms->PciInfo->bus),
ms->PciInfo->dev, ms->PciInfo->func
#else
((pciConfigPtr) ms->PciInfo->thisCard)->busnum,
((pciConfigPtr) ms->PciInfo->thisCard)->devnum,
((pciConfigPtr) ms->PciInfo->thisCard)->funcnum
#endif
);
ms->fd = drmOpen(NULL, BusID);
} else {
devicename = xf86FindOptionValue(ms->pEnt->device->options, "kmsdev");
ms->fd = open_hw(devicename);
}
if (ms->fd < 0)
return FALSE;
ms->drmmode.fd = ms->fd;
drmmode_get_default_bpp(pScrn, &ms->drmmode, &defaultdepth, &defaultbpp);
if (defaultdepth == 24 && defaultbpp == 24)
bppflags = Support24bppFb;
else
bppflags = PreferConvert24to32 | SupportConvert24to32 | Support32bppFb;
if (!xf86SetDepthBpp
(pScrn, defaultdepth, defaultdepth, defaultbpp, bppflags))
return FALSE;
switch (pScrn->depth) {
case 15:
case 16:
case 24:
break;
default:
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Given depth (%d) is not supported by the driver\n",
pScrn->depth);
return FALSE;
}
xf86PrintDepthBpp(pScrn);
/* Process the options */
xf86CollectOptions(pScrn, NULL);
if (!(ms->Options = malloc(sizeof(Options))))
return FALSE;
memcpy(ms->Options, Options, sizeof(Options));
xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, ms->Options);
if (!xf86SetWeight(pScrn, defaultWeight, defaultWeight))
return FALSE;
if (!xf86SetDefaultVisual(pScrn, -1))
return FALSE;
if (xf86ReturnOptValBool(ms->Options, OPTION_SW_CURSOR, FALSE)) {
ms->drmmode.sw_cursor = TRUE;
}
ret = drmGetCap(ms->fd, DRM_CAP_DUMB_PREFER_SHADOW, &value);
if (!ret) {
prefer_shadow = !!value;
}
ms->drmmode.shadow_enable = xf86ReturnOptValBool(ms->Options, OPTION_SHADOW_FB, prefer_shadow);
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "ShadowFB: preferred %s, enabled %s\n", prefer_shadow ? "YES" : "NO", ms->drmmode.shadow_enable ? "YES" : "NO");
if (drmmode_pre_init(pScrn, &ms->drmmode, pScrn->bitsPerPixel / 8) == FALSE) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "KMS setup failed\n");
goto fail;
}
/*
* If the driver can do gamma correction, it should call xf86SetGamma() here.
*/
{
Gamma zeros = { 0.0, 0.0, 0.0 };
if (!xf86SetGamma(pScrn, zeros)) {
return FALSE;
}
}
if (pScrn->modes == NULL) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "No modes.\n");
return FALSE;
}
pScrn->currentMode = pScrn->modes;
/* Set display resolution */
xf86SetDpi(pScrn, 0, 0);
/* Load the required sub modules */
if (!xf86LoadSubModule(pScrn, "fb")) {
return FALSE;
}
if (ms->drmmode.shadow_enable) {
if (!xf86LoadSubModule(pScrn, "shadow")) {
return FALSE;
}
}
return TRUE;
fail:
return FALSE;
}
static void *
msShadowWindow(ScreenPtr screen, CARD32 row, CARD32 offset, int mode,
CARD32 *size, void *closure)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(screen);
modesettingPtr ms = modesettingPTR(pScrn);
int stride;
stride = (pScrn->displayWidth * pScrn->bitsPerPixel) / 8;
*size = stride;
return ((uint8_t *)ms->drmmode.front_bo->ptr + row * stride + offset);
}
static Bool
CreateScreenResources(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
PixmapPtr rootPixmap;
Bool ret;
void *pixels;
pScreen->CreateScreenResources = ms->createScreenResources;
ret = pScreen->CreateScreenResources(pScreen);
pScreen->CreateScreenResources = CreateScreenResources;
if (!drmmode_set_desired_modes(pScrn, &ms->drmmode))
return FALSE;
drmmode_uevent_init(pScrn, &ms->drmmode);
if (!ms->SWCursor)
drmmode_map_cursor_bos(pScrn, &ms->drmmode);
pixels = drmmode_map_front_bo(&ms->drmmode);
if (!pixels)
return FALSE;
rootPixmap = pScreen->GetScreenPixmap(pScreen);
if (ms->drmmode.shadow_enable)
pixels = ms->drmmode.shadow_fb;
if (!pScreen->ModifyPixmapHeader(rootPixmap, -1, -1, -1, -1, -1, pixels))
FatalError("Couldn't adjust screen pixmap\n");
if (ms->drmmode.shadow_enable) {
if (!shadowAdd(pScreen, rootPixmap, shadowUpdatePackedWeak(),
msShadowWindow, 0, 0))
return FALSE;
}
ms->damage = DamageCreate(NULL, NULL, DamageReportNone, TRUE,
pScreen, rootPixmap);
if (ms->damage) {
DamageRegister(&rootPixmap->drawable, ms->damage);
ms->dirty_enabled = TRUE;
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Damage tracking initialized\n");
} else {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to create screen damage record\n");
return FALSE;
}
return ret;
}
static Bool
msShadowInit(ScreenPtr pScreen)
{
if (!shadowSetup(pScreen)) {
return FALSE;
}
return TRUE;
}
static Bool
ScreenInit(int scrnIndex, ScreenPtr pScreen, int argc, char **argv)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
VisualPtr visual;
int ret;
pScrn->pScreen = pScreen;
ret = drmSetMaster(ms->fd);
if (ret) {
ErrorF("Unable to set master\n");
return FALSE;
}
/* HW dependent - FIXME */
pScrn->displayWidth = pScrn->virtualX;
if (!drmmode_create_initial_bos(pScrn, &ms->drmmode))
return FALSE;
if (ms->drmmode.shadow_enable) {
ms->drmmode.shadow_fb = calloc(1, pScrn->displayWidth * pScrn->virtualY *
((pScrn->bitsPerPixel + 7) >> 3));
if (!ms->drmmode.shadow_fb)
ms->drmmode.shadow_enable = FALSE;
}
miClearVisualTypes();
if (!miSetVisualTypes(pScrn->depth,
miGetDefaultVisualMask(pScrn->depth),
pScrn->rgbBits, pScrn->defaultVisual))
return FALSE;
if (!miSetPixmapDepths())
return FALSE;
pScrn->memPhysBase = 0;
pScrn->fbOffset = 0;
if (!fbScreenInit(pScreen, NULL,
pScrn->virtualX, pScrn->virtualY,
pScrn->xDpi, pScrn->yDpi,
pScrn->displayWidth, pScrn->bitsPerPixel))
return FALSE;
if (pScrn->bitsPerPixel > 8) {
/* Fixup RGB ordering */
visual = pScreen->visuals + pScreen->numVisuals;
while (--visual >= pScreen->visuals) {
if ((visual->class | DynamicClass) == DirectColor) {
visual->offsetRed = pScrn->offset.red;
visual->offsetGreen = pScrn->offset.green;
visual->offsetBlue = pScrn->offset.blue;
visual->redMask = pScrn->mask.red;
visual->greenMask = pScrn->mask.green;
visual->blueMask = pScrn->mask.blue;
}
}
}
fbPictureInit(pScreen, NULL, 0);
if (ms->drmmode.shadow_enable && !msShadowInit(pScreen)) {
xf86DrvMsg(scrnIndex, X_ERROR,
"shadow fb init failed\n");
return FALSE;
}
ms->createScreenResources = pScreen->CreateScreenResources;
pScreen->CreateScreenResources = CreateScreenResources;
xf86SetBlackWhitePixels(pScreen);
miInitializeBackingStore(pScreen);
xf86SetBackingStore(pScreen);
xf86SetSilkenMouse(pScreen);
miDCInitialize(pScreen, xf86GetPointerScreenFuncs());
/* Need to extend HWcursor support to handle mask interleave */
if (!ms->drmmode.sw_cursor)
xf86_cursors_init(pScreen, 64, 64,
HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64 |
HARDWARE_CURSOR_ARGB);
/* Must force it before EnterVT, so we are in control of VT and
* later memory should be bound when allocating, e.g rotate_mem */
pScrn->vtSema = TRUE;
pScreen->SaveScreen = xf86SaveScreen;
ms->CloseScreen = pScreen->CloseScreen;
pScreen->CloseScreen = CloseScreen;
ms->BlockHandler = pScreen->BlockHandler;
pScreen->BlockHandler = msBlockHandler;
if (!xf86CrtcScreenInit(pScreen))
return FALSE;
if (!miCreateDefColormap(pScreen))
return FALSE;
xf86DPMSInit(pScreen, xf86DPMSSet, 0);
if (serverGeneration == 1)
xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options);
return EnterVT(scrnIndex, 1);
}
static void
AdjustFrame(int scrnIndex, int x, int y, int flags)
{
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(pScrn);
xf86OutputPtr output = config->output[config->compat_output];
xf86CrtcPtr crtc = output->crtc;
if (crtc && crtc->enabled) {
crtc->funcs->mode_set(crtc, pScrn->currentMode, pScrn->currentMode, x,
y);
crtc->x = output->initial_x + x;
crtc->y = output->initial_y + y;
}
}
static void
FreeScreen(int scrnIndex, int flags)
{
FreeRec(xf86Screens[scrnIndex]);
}
static void
LeaveVT(int scrnIndex, int flags)
{
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
modesettingPtr ms = modesettingPTR(pScrn);
xf86_hide_cursors(pScrn);
pScrn->vtSema = FALSE;
drmDropMaster(ms->fd);
}
/*
* This gets called when gaining control of the VT, and from ScreenInit().
*/
static Bool
EnterVT(int scrnIndex, int flags)
{
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
modesettingPtr ms = modesettingPTR(pScrn);
pScrn->vtSema = TRUE;
if (drmSetMaster(ms->fd)) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "drmSetMaster failed: %s\n",
strerror(errno));
}
if (!drmmode_set_desired_modes(pScrn, &ms->drmmode))
return FALSE;
return TRUE;
}
static Bool
SwitchMode(int scrnIndex, DisplayModePtr mode, int flags)
{
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
return xf86SetSingleMode(pScrn, mode, RR_Rotate_0);
}
static Bool
CloseScreen(int scrnIndex, ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86Screens[scrnIndex];
modesettingPtr ms = modesettingPTR(pScrn);
if (ms->damage) {
DamageUnregister(&pScreen->GetScreenPixmap(pScreen)->drawable, ms->damage);
DamageDestroy(ms->damage);
ms->damage = NULL;
}
if (ms->drmmode.shadow_enable) {
shadowRemove(pScreen, pScreen->GetScreenPixmap(pScreen));
free(ms->drmmode.shadow_fb);
ms->drmmode.shadow_fb = NULL;
}
drmmode_uevent_fini(pScrn, &ms->drmmode);
drmmode_free_bos(pScrn, &ms->drmmode);
if (pScrn->vtSema) {
LeaveVT(scrnIndex, 0);
}
pScreen->CreateScreenResources = ms->createScreenResources;
pScreen->BlockHandler = ms->BlockHandler;
pScrn->vtSema = FALSE;
pScreen->CloseScreen = ms->CloseScreen;
return (*pScreen->CloseScreen) (scrnIndex, pScreen);
}
static ModeStatus
ValidMode(int scrnIndex, DisplayModePtr mode, Bool verbose, int flags)
{
return MODE_OK;
}
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