frederik
/
xserver
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
xserver/hw/xfree86/drivers/modesetting/driver.c

2337 lines
68 KiB
C
Raw Blame History

/*
* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
* Copyright 2011 Dave Airlie
* Copyright 2019 NVIDIA CORPORATION
* 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>
* Additional contributors:
* Aaron Plattner <aplattner@nvidia.com>
*
*/
#include "dix-config.h"
#include <errno.h>
#include <unistd.h>
#include <fcntl.h>
#include <X11/extensions/randr.h>
#include <X11/extensions/Xv.h>
#include "config/hotplug_priv.h"
#include "dix/dix_priv.h"
#include "mi/mi_priv.h"
#include "xf86.h"
#include "xf86Priv.h"
#include "xf86_OSproc.h"
#include "compiler.h"
#include "xf86Pci.h"
#include "mipointer.h"
#include "mipointrst.h"
#include "micmap.h"
#include "fb.h"
#include "edid.h"
#include "xf86i2c.h"
#include "xf86Crtc.h"
#include "miscstruct.h"
#include "dixstruct.h"
#include "xf86xv.h"
#include <xorg-config.h>
#ifdef XSERVER_PLATFORM_BUS
#include "xf86platformBus.h"
#endif
#ifdef XSERVER_LIBPCIACCESS
#include <pciaccess.h>
#endif
#include "driver.h"
static void AdjustFrame(ScrnInfoPtr pScrn, int x, int y);
static Bool CloseScreen(ScreenPtr pScreen);
static Bool EnterVT(ScrnInfoPtr pScrn);
static void Identify(int flags);
static const OptionInfoRec *AvailableOptions(int chipid, int busid);
static ModeStatus ValidMode(ScrnInfoPtr pScrn, DisplayModePtr mode,
Bool verbose, int flags);
static void FreeScreen(ScrnInfoPtr pScrn);
static void LeaveVT(ScrnInfoPtr pScrn);
static Bool SwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode);
static Bool ScreenInit(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);
static Bool ms_driver_func(ScrnInfoPtr scrn, xorgDriverFuncOp op, void *data);
/* window wrapper functions used to get the notification when
* the window property changes */
static Atom vrr_atom;
static Bool property_vectors_wrapped;
static Bool restore_property_vector;
static int (*saved_change_property) (ClientPtr client);
static int (*saved_delete_property) (ClientPtr client);
#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, 0x00ff0000, 0},
{0, 0, 0},
};
#endif
#ifndef XSERVER_PLATFORM_BUS
struct xf86_platform_device;
#endif
#ifdef XSERVER_PLATFORM_BUS
static Bool ms_platform_probe(DriverPtr driver,
int entity_num, int flags,
struct xf86_platform_device *device,
intptr_t match_data);
#endif
_X_EXPORT DriverRec modesetting = {
1,
"modesetting",
Identify,
Probe,
AvailableOptions,
NULL,
0,
ms_driver_func,
ms_device_match,
ms_pci_probe,
#ifdef XSERVER_PLATFORM_BUS
ms_platform_probe,
#endif
};
static SymTabRec Chipsets[] = {
{0, "kms"},
{-1, NULL}
};
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},
{OPTION_ACCEL_METHOD, "AccelMethod", OPTV_STRING, {0}, FALSE},
{OPTION_PAGEFLIP, "PageFlip", OPTV_BOOLEAN, {0}, FALSE},
{OPTION_ZAPHOD_HEADS, "ZaphodHeads", OPTV_STRING, {0}, FALSE},
{OPTION_DOUBLE_SHADOW, "DoubleShadow", OPTV_BOOLEAN, {0}, FALSE},
{OPTION_ATOMIC, "Atomic", OPTV_BOOLEAN, {0}, FALSE},
{OPTION_VARIABLE_REFRESH, "VariableRefresh", OPTV_BOOLEAN, {0}, FALSE},
{OPTION_USE_GAMMA_LUT, "UseGammaLUT", OPTV_BOOLEAN, {0}, FALSE},
{OPTION_ASYNC_FLIP_SECONDARIES, "AsyncFlipSecondaries", OPTV_BOOLEAN, {0}, FALSE},
{OPTION_TEARFREE, "TearFree", OPTV_BOOLEAN, {0}, FALSE},
{-1, NULL, OPTV_NONE, {0}, FALSE}
};
int ms_entity_index = -1;
static MODULESETUPPROTO(Setup);
static XF86ModuleVersionInfo VersRec = {
.modname = "modesetting",
.vendor = MODULEVENDORSTRING,
._modinfo1_ = MODINFOSTRING1,
._modinfo2_ = MODINFOSTRING2,
.xf86version = XORG_VERSION_CURRENT,
.majorversion = XORG_VERSION_MAJOR,
.minorversion = XORG_VERSION_MINOR,
.patchlevel = XORG_VERSION_PATCH,
.abiclass = ABI_CLASS_VIDEODRV,
.abiversion = ABI_VIDEODRV_VERSION,
.moduleclass = MOD_CLASS_VIDEODRV,
};
_X_EXPORT XF86ModuleData modesettingModuleData = {
.vers = &VersRec,
.setup = Setup
};
static void *
Setup(void *module, void *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 (void *) 1;
}
else {
if (errmaj)
*errmaj = LDR_ONCEONLY;
return NULL;
}
}
static void
Identify(int flags)
{
xf86PrintChipsets("modesetting", "Driver for Modesetting Kernel Drivers",
Chipsets);
}
modesettingEntPtr ms_ent_priv(ScrnInfoPtr scrn)
{
DevUnion *pPriv;
modesettingPtr ms = modesettingPTR(scrn);
pPriv = xf86GetEntityPrivate(ms->pEnt->index,
ms_entity_index);
return pPriv->ptr;
}
static int
get_passed_fd(void)
{
if (xf86DRMMasterFd >= 0) {
xf86DrvMsg(-1, X_INFO, "Using passed DRM master file descriptor %d\n", xf86DRMMasterFd);
return dup(xf86DRMMasterFd);
}
return -1;
}
static int
open_hw(const char *dev)
{
int fd;
if ((fd = get_passed_fd()) != -1)
return fd;
if (dev)
fd = open(dev, O_RDWR | O_CLOEXEC, 0);
else {
dev = getenv("KMSDEVICE");
if ((NULL == dev) || ((fd = open(dev, O_RDWR | O_CLOEXEC, 0)) == -1)) {
dev = "/dev/dri/card0";
fd = open(dev, O_RDWR | O_CLOEXEC, 0);
}
}
if (fd == -1)
xf86DrvMsg(-1, X_ERROR, "open %s: %s\n", dev, strerror(errno));
return fd;
}
static int
check_outputs(int fd, int *count)
{
drmModeResPtr res = drmModeGetResources(fd);
int ret;
if (!res)
return FALSE;
if (count)
*count = res->count_connectors;
ret = res->count_connectors > 0;
#if defined(GLAMOR_HAS_GBM_LINEAR)
if (ret == FALSE) {
uint64_t value = 0;
if (drmGetCap(fd, DRM_CAP_PRIME, &value) == 0 &&
(value & DRM_PRIME_CAP_EXPORT))
ret = TRUE;
}
#endif
drmModeFreeResources(res);
return ret;
}
static Bool
probe_hw(const char *dev, struct xf86_platform_device *platform_dev)
{
int fd;
#ifdef XF86_PDEV_SERVER_FD
if (platform_dev && (platform_dev->flags & XF86_PDEV_SERVER_FD)) {
fd = xf86_platform_device_odev_attributes(platform_dev)->fd;
if (fd == -1)
return FALSE;
return check_outputs(fd, NULL);
}
#endif
fd = open_hw(dev);
if (fd != -1) {
int ret = check_outputs(fd, NULL);
close(fd);
return ret;
}
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(const char *dev, struct pci_device *pdev)
{
int ret = FALSE, fd = open_hw(dev);
char *id, *devid;
drmSetVersion sv;
if (fd == -1)
return FALSE;
sv.drm_di_major = 1;
sv.drm_di_minor = 4;
sv.drm_dd_major = -1;
sv.drm_dd_minor = -1;
if (drmSetInterfaceVersion(fd, &sv)) {
close(fd);
return FALSE;
}
id = drmGetBusid(fd);
devid = ms_DRICreatePCIBusID(pdev);
if (id && devid && !strcmp(id, devid))
ret = check_outputs(fd, NULL);
close(fd);
free(id);
free(devid);
return ret;
}
static const OptionInfoRec *
AvailableOptions(int chipid, int busid)
{
return Options;
}
static Bool
ms_driver_func(ScrnInfoPtr scrn, xorgDriverFuncOp op, void *data)
{
xorgHWFlags *flag;
switch (op) {
case GET_REQUIRED_HW_INTERFACES:
flag = (CARD32 *) data;
(*flag) = 0;
return TRUE;
case SUPPORTS_SERVER_FDS:
return TRUE;
default:
return FALSE;
}
}
static void
ms_setup_scrn_hooks(ScrnInfoPtr scrn)
{
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;
}
static void
ms_setup_entity(ScrnInfoPtr scrn, int entity_num)
{
DevUnion *pPriv;
xf86SetEntitySharable(entity_num);
if (ms_entity_index == -1)
ms_entity_index = xf86AllocateEntityPrivateIndex();
pPriv = xf86GetEntityPrivate(entity_num,
ms_entity_index);
xf86SetEntityInstanceForScreen(scrn, entity_num, xf86GetNumEntityInstances(entity_num) - 1);
if (!pPriv->ptr)
pPriv->ptr = XNFcallocarray(1, sizeof(modesettingEntRec));
}
#ifdef 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) {
const char *devpath;
GDevPtr devSection = xf86GetDevFromEntity(scrn->entityList[0],
scrn->entityInstanceList[0]);
devpath = xf86FindOptionValue(devSection->options, "kmsdev");
if (probe_hw_pci(devpath, dev)) {
ms_setup_scrn_hooks(scrn);
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");
ms_setup_entity(scrn, entity_num);
}
else
scrn = NULL;
}
return scrn != NULL;
}
#endif
#ifdef XSERVER_PLATFORM_BUS
static Bool
ms_platform_probe(DriverPtr driver,
int entity_num, int flags, struct xf86_platform_device *dev,
intptr_t match_data)
{
ScrnInfoPtr scrn = NULL;
const char *path = xf86_platform_device_odev_attributes(dev)->path;
int scr_flags = 0;
if (flags & PLATFORM_PROBE_GPU_SCREEN)
scr_flags = XF86_ALLOCATE_GPU_SCREEN;
if (probe_hw(path, dev)) {
scrn = xf86AllocateScreen(driver, scr_flags);
if (xf86IsEntitySharable(entity_num))
xf86SetEntityShared(entity_num);
xf86AddEntityToScreen(scrn, entity_num);
ms_setup_scrn_hooks(scrn);
xf86DrvMsg(scrn->scrnIndex, X_INFO,
"using drv %s\n", path ? path : "default device");
ms_setup_entity(scrn, entity_num);
}
return scrn != NULL;
}
#endif
static Bool
Probe(DriverPtr drv, int flags)
{
int i, numDevSections;
GDevPtr *devSections;
Bool foundScreen = FALSE;
const 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++) {
int entity_num;
dev = xf86FindOptionValue(devSections[i]->options, "kmsdev");
if (probe_hw(dev, NULL)) {
entity_num = xf86ClaimFbSlot(drv, 0, devSections[i], TRUE);
scrn = xf86ConfigFbEntity(scrn, 0, entity_num, NULL, NULL, NULL, NULL);
}
if (scrn) {
foundScreen = TRUE;
ms_setup_scrn_hooks(scrn);
scrn->Probe = Probe;
xf86DrvMsg(scrn->scrnIndex, X_INFO,
"using %s\n", dev ? dev : "default device");
ms_setup_entity(scrn, entity_num);
}
}
free(devSections);
return foundScreen;
}
static Bool
GetRec(ScrnInfoPtr pScrn)
{
if (pScrn->driverPrivate)
return TRUE;
pScrn->driverPrivate = XNFcallocarray(1, sizeof(modesettingRec));
return TRUE;
}
static int
rotate_clip(PixmapPtr pixmap, xf86CrtcPtr crtc, BoxPtr rect, drmModeClip *clip,
Rotation rotation, int x, int y)
{
int w, h;
int x1, y1, x2, y2;
if (rotation == RR_Rotate_90 || rotation == RR_Rotate_270) {
/* width and height are swapped if rotated 90 or 270 degrees */
w = pixmap->drawable.height;
h = pixmap->drawable.width;
} else {
w = pixmap->drawable.width;
h = pixmap->drawable.height;
}
/* check if the given rect covers any area in FB of the crtc */
if (rect->x2 > crtc->x && rect->x1 < crtc->x + w &&
rect->y2 > crtc->y && rect->y1 < crtc->y + h) {
/* new coordinate of the partial rect on the crtc area
* + x/y offsets in the framebuffer */
x1 = max(rect->x1 - crtc->x, 0) + x;
y1 = max(rect->y1 - crtc->y, 0) + y;
x2 = min(rect->x2 - crtc->x, w) + x;
y2 = min(rect->y2 - crtc->y, h) + y;
/* coordinate transposing/inversion and offset adjustment */
if (rotation == RR_Rotate_90) {
clip->x1 = y1;
clip->y1 = w - x2;
clip->x2 = y2;
clip->y2 = w - x1;
} else if (rotation == RR_Rotate_180) {
clip->x1 = w - x2;
clip->y1 = h - y2;
clip->x2 = w - x1;
clip->y2 = h - y1;
} else if (rotation == RR_Rotate_270) {
clip->x1 = h - y2;
clip->y1 = x1;
clip->x2 = h - y1;;
clip->y2 = x2;
} else {
clip->x1 = x1;
clip->y1 = y1;
clip->x2 = x2;
clip->y2 = y2;
}
} else {
return -1;
}
return 0;
}
static int
dispatch_damages(ScrnInfoPtr scrn, xf86CrtcPtr crtc, RegionPtr dirty,
PixmapPtr pixmap, DamagePtr damage, int fb_id, int x, int y)
{
modesettingPtr ms = modesettingPTR(scrn);
unsigned num_cliprects = REGION_NUM_RECTS(dirty);
int ret = 0;
if (!ms->dirty_enabled)
return 0;
if (num_cliprects) {
drmModeClip *clip = xallocarray(num_cliprects, sizeof(drmModeClip));
BoxPtr rect = REGION_RECTS(dirty);
int i;
int c = 0;
if (!clip)
return -ENOMEM;
/* Create clips for the given rects in case the rect covers any
* area in the FB.
*/
for (i = 0; i < num_cliprects; i++, rect++) {
if (rotate_clip(pixmap, crtc, rect, &clip[c], crtc->rotation, x, y) < 0)
continue;
c++;
}
if (!c)
return 0;
/* TODO query connector property to see if this is needed */
ret = drmModeDirtyFB(ms->fd, fb_id, clip, c);
/* if we're swamping it with work, try one at a time */
if (ret == -EINVAL) {
for (i = 0; i < c; i++) {
if ((ret = drmModeDirtyFB(ms->fd, fb_id, &clip[i], 1)) < 0)
break;
}
}
if (ret == -EINVAL || ret == -ENOSYS) {
xf86DrvMsg(scrn->scrnIndex, X_INFO,
"Disabling kernel dirty updates, not required.\n");
ms->dirty_enabled = FALSE;
}
free(clip);
}
return ret;
}
static int
dispatch_dirty_region(ScrnInfoPtr scrn, xf86CrtcPtr crtc,
PixmapPtr pixmap, DamagePtr damage,
int fb_id, int x, int y)
{
return dispatch_damages(scrn, crtc, DamageRegion(damage),
pixmap, damage, fb_id, x, y);
}
static void
ms_tearfree_update_damages(ScreenPtr pScreen)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(pScreen);
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
modesettingPtr ms = modesettingPTR(scrn);
RegionPtr dirty = DamageRegion(ms->damage);
int c, i;
if (RegionNil(dirty))
return;
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_tearfree_ptr trf = &drmmode_crtc->tearfree;
RegionRec region;
/* Compute how much of the damage intersects with this CRTC */
RegionInit(&region, &crtc->bounds, 0);
RegionIntersect(&region, &region, dirty);
if (trf->buf[0].px) {
for (i = 0; i < ARRAY_SIZE(trf->buf); i++)
RegionUnion(&trf->buf[i].dmg, &trf->buf[i].dmg, &region);
} else {
/* Just notify the kernel of the damages if TearFree isn't used */
dispatch_damages(scrn, crtc, &region,
pScreen->GetScreenPixmap(pScreen),
NULL, ms->drmmode.fb_id, 0, 0);
}
}
DamageEmpty(ms->damage);
}
static void
ms_tearfree_do_flips(ScreenPtr pScreen)
{
#ifdef GLAMOR_HAS_GBM
ScrnInfoPtr scrn = xf86ScreenToScrn(pScreen);
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
modesettingPtr ms = modesettingPTR(scrn);
int c;
if (!ms->drmmode.tearfree_enable)
return;
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
drmmode_tearfree_ptr trf = &drmmode_crtc->tearfree;
if (!ms_tearfree_is_active_on_crtc(crtc)) {
/* Notify any lingering DRI clients waiting for a flip to finish */
ms_tearfree_dri_abort_all(crtc);
continue;
}
/* Skip if the last flip is still pending, a DRI client is flipping, or
* there isn't any damage on the front buffer.
*/
if (trf->flip_seq || ms->drmmode.dri2_flipping ||
ms->drmmode.present_flipping ||
RegionNil(&trf->buf[trf->back_idx ^ 1].dmg))
continue;
/* Flip. If it fails, notify the kernel of the front buffer damages */
if (ms_do_tearfree_flip(pScreen, crtc)) {
dispatch_damages(scrn, crtc, &trf->buf[trf->back_idx ^ 1].dmg,
trf->buf[trf->back_idx ^ 1].px, NULL,
trf->buf[trf->back_idx ^ 1].fb_id, 0, 0);
RegionEmpty(&trf->buf[trf->back_idx ^ 1].dmg);
}
}
#endif
}
static void
dispatch_dirty(ScreenPtr pScreen)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(pScreen);
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
modesettingPtr ms = modesettingPTR(scrn);
PixmapPtr pixmap = pScreen->GetScreenPixmap(pScreen);
uint32_t fb_id;
int ret, c, x, y ;
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
PixmapPtr pmap;
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
if (!drmmode_crtc)
continue;
drmmode_crtc_get_fb_id(crtc, &fb_id, &x, &y);
if (crtc->rotatedPixmap)
pmap = crtc->rotatedPixmap;
else
pmap = pixmap;
ret = dispatch_dirty_region(scrn, crtc, pmap, ms->damage, fb_id, x, y);
if (ret == -EINVAL || ret == -ENOSYS) {
DamageUnregister(ms->damage);
DamageDestroy(ms->damage);
ms->damage = NULL;
return;
}
}
}
static void
dispatch_dirty_pixmap(ScrnInfoPtr scrn, xf86CrtcPtr crtc, PixmapPtr ppix)
{
modesettingPtr ms = modesettingPTR(scrn);
msPixmapPrivPtr ppriv = msGetPixmapPriv(&ms->drmmode, ppix);
DamagePtr damage = ppriv->secondary_damage;
int fb_id = ppriv->fb_id;
dispatch_dirty_region(scrn, crtc, ppix, damage, fb_id, 0, 0);
}
static void
dispatch_secondary_dirty(ScreenPtr pScreen)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(pScreen);
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
int c;
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
if (!drmmode_crtc)
continue;
if (drmmode_crtc->prime_pixmap)
dispatch_dirty_pixmap(scrn, crtc, drmmode_crtc->prime_pixmap);
if (drmmode_crtc->prime_pixmap_back)
dispatch_dirty_pixmap(scrn, crtc, drmmode_crtc->prime_pixmap_back);
}
}
static void
redisplay_dirty(ScreenPtr screen, PixmapDirtyUpdatePtr dirty, int *timeout)
{
RegionRec pixregion;
PixmapRegionInit(&pixregion, dirty->secondary_dst);
DamageRegionAppend(&dirty->secondary_dst->drawable, &pixregion);
PixmapSyncDirtyHelper(dirty);
if (!screen->isGPU) {
#ifdef GLAMOR_HAS_GBM
modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(screen));
/*
* When copying from the primary framebuffer to the shared pixmap,
* we must ensure the copy is complete before the secondary starts a
* copy to its own framebuffer (some secondarys scanout directly from
* the shared pixmap, but not all).
*/
if (ms->drmmode.glamor)
ms->glamor.finish(screen);
#endif
/* Ensure the secondary processes the damage immediately */
if (timeout)
*timeout = 0;
}
DamageRegionProcessPending(&dirty->secondary_dst->drawable);
RegionUninit(&pixregion);
}
static void
ms_dirty_update(ScreenPtr screen, int *timeout)
{
modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(screen));
RegionPtr region;
PixmapDirtyUpdatePtr ent;
if (xorg_list_is_empty(&screen->pixmap_dirty_list))
return;
xorg_list_for_each_entry(ent, &screen->pixmap_dirty_list, ent) {
region = DamageRegion(ent->damage);
if (RegionNotEmpty(region)) {
if (!screen->isGPU) {
msPixmapPrivPtr ppriv =
msGetPixmapPriv(&ms->drmmode, ent->secondary_dst->primary_pixmap);
if (ppriv->notify_on_damage) {
ppriv->notify_on_damage = FALSE;
ent->secondary_dst->drawable.pScreen->
SharedPixmapNotifyDamage(ent->secondary_dst);
}
/* Requested manual updating */
if (ppriv->defer_dirty_update)
continue;
}
redisplay_dirty(screen, ent, timeout);
DamageEmpty(ent->damage);
}
}
}
static PixmapDirtyUpdatePtr
ms_dirty_get_ent(ScreenPtr screen, PixmapPtr secondary_dst)
{
PixmapDirtyUpdatePtr ent;
if (xorg_list_is_empty(&screen->pixmap_dirty_list))
return NULL;
xorg_list_for_each_entry(ent, &screen->pixmap_dirty_list, ent) {
if (ent->secondary_dst == secondary_dst)
return ent;
}
return NULL;
}
static void
msBlockHandler(ScreenPtr pScreen, void *timeout)
{
modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(pScreen));
pScreen->BlockHandler = ms->BlockHandler;
pScreen->BlockHandler(pScreen, timeout);
ms->BlockHandler = pScreen->BlockHandler;
pScreen->BlockHandler = msBlockHandler;
if (pScreen->isGPU && !ms->drmmode.reverse_prime_offload_mode)
dispatch_secondary_dirty(pScreen);
else if (ms->drmmode.tearfree_enable)
ms_tearfree_update_damages(pScreen);
else if (ms->dirty_enabled)
dispatch_dirty(pScreen);
ms_dirty_update(pScreen, timeout);
ms_tearfree_do_flips(pScreen);
}
static void
msBlockHandler_oneshot(ScreenPtr pScreen, void *pTimeout)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
msBlockHandler(pScreen, pTimeout);
drmmode_set_desired_modes(pScrn, &ms->drmmode, TRUE, FALSE);
}
Bool
ms_window_has_variable_refresh(modesettingPtr ms, WindowPtr win) {
struct ms_vrr_priv *priv = dixLookupPrivate(&win->devPrivates, &ms->drmmode.vrrPrivateKeyRec);
return priv->variable_refresh;
}
static void
ms_vrr_property_update(WindowPtr window, Bool variable_refresh)
{
ScrnInfoPtr scrn = xf86ScreenToScrn(window->drawable.pScreen);
modesettingPtr ms = modesettingPTR(scrn);
struct ms_vrr_priv *priv = dixLookupPrivate(&window->devPrivates,
&ms->drmmode.vrrPrivateKeyRec);
priv->variable_refresh = variable_refresh;
if (ms->flip_window == window && ms->drmmode.present_flipping)
ms_present_set_screen_vrr(scrn, variable_refresh);
}
/* Wrapper for xserver/dix/property.c:ProcChangeProperty */
static int
ms_change_property(ClientPtr client)
{
WindowPtr window = NULL;
int ret = 0;
REQUEST(xChangePropertyReq);
client->requestVector[X_ChangeProperty] = saved_change_property;
ret = saved_change_property(client);
if (restore_property_vector)
return ret;
client->requestVector[X_ChangeProperty] = ms_change_property;
if (ret != Success)
return ret;
ret = dixLookupWindow(&window, stuff->window, client, DixSetPropAccess);
if (ret != Success)
return ret;
// Checking for the VRR property change on the window
if (stuff->property == vrr_atom &&
xf86ScreenToScrn(window->drawable.pScreen)->PreInit == PreInit &&
stuff->format == 32 && stuff->nUnits == 1) {
uint32_t *value = (uint32_t *)(stuff + 1);
ms_vrr_property_update(window, *value != 0);
}
return ret;
}
/* Wrapper for xserver/dix/property.c:ProcDeleteProperty */
static int
ms_delete_property(ClientPtr client)
{
WindowPtr window;
int ret;
REQUEST(xDeletePropertyReq);
client->requestVector[X_DeleteProperty] = saved_delete_property;
ret = saved_delete_property(client);
if (restore_property_vector)
return ret;
client->requestVector[X_DeleteProperty] = ms_delete_property;
if (ret != Success)
return ret;
ret = dixLookupWindow(&window, stuff->window, client, DixSetPropAccess);
if (ret != Success)
return ret;
if (stuff->property == vrr_atom &&
xf86ScreenToScrn(window->drawable.pScreen)->PreInit == PreInit)
ms_vrr_property_update(window, FALSE);
return ret;
}
static void
ms_unwrap_property_requests(ScrnInfoPtr scrn)
{
int i;
if (!property_vectors_wrapped)
return;
if (ProcVector[X_ChangeProperty] == ms_change_property)
ProcVector[X_ChangeProperty] = saved_change_property;
else
restore_property_vector = TRUE;
if (ProcVector[X_DeleteProperty] == ms_delete_property)
ProcVector[X_DeleteProperty] = saved_delete_property;
else
restore_property_vector = TRUE;
for (i = 0; i < currentMaxClients; i++) {
if (clients[i]->requestVector[X_ChangeProperty] == ms_change_property) {
clients[i]->requestVector[X_ChangeProperty] = saved_change_property;
} else {
restore_property_vector = TRUE;
}
if (clients[i]->requestVector[X_DeleteProperty] == ms_delete_property) {
clients[i]->requestVector[X_DeleteProperty] = saved_delete_property;
} else {
restore_property_vector = TRUE;
}
}
if (restore_property_vector) {
xf86DrvMsg(scrn->scrnIndex, X_WARNING,
"Couldn't unwrap some window property request vectors\n");
}
property_vectors_wrapped = FALSE;
}
static void
FreeScreen(ScrnInfoPtr pScrn)
{
modesettingPtr ms;
if (!pScrn)
return;
ms = modesettingPTR(pScrn);
if (!ms)
return;
if (ms->fd > 0) {
modesettingEntPtr ms_ent;
int ret;
ms_ent = ms_ent_priv(pScrn);
ms_ent->fd_ref--;
if (!ms_ent->fd_ref) {
ms_unwrap_property_requests(pScrn);
if (ms->pEnt->location.type == BUS_PCI)
ret = drmClose(ms->fd);
else
#ifdef XF86_PDEV_SERVER_FD
if (!(ms->pEnt->location.type == BUS_PLATFORM &&
(ms->pEnt->location.id.plat->flags & XF86_PDEV_SERVER_FD)))
#endif
ret = close(ms->fd);
(void) ret;
ms_ent->fd = 0;
}
}
pScrn->driverPrivate = NULL;
free(ms->drmmode.Options);
free(ms);
}
#ifdef GLAMOR_HAS_GBM
static Bool
load_glamor(ScrnInfoPtr pScrn)
{
void *mod = xf86LoadSubModule(pScrn, GLAMOR_EGL_MODULE_NAME);
modesettingPtr ms = modesettingPTR(pScrn);
if (!mod)
return FALSE;
ms->glamor.back_pixmap_from_fd = LoaderSymbolFromModule(mod, "glamor_back_pixmap_from_fd");
ms->glamor.block_handler = LoaderSymbolFromModule(mod, "glamor_block_handler");
ms->glamor.clear_pixmap = LoaderSymbolFromModule(mod, "glamor_clear_pixmap");
ms->glamor.egl_create_textured_pixmap = LoaderSymbolFromModule(mod, "glamor_egl_create_textured_pixmap");
ms->glamor.egl_create_textured_pixmap_from_gbm_bo = LoaderSymbolFromModule(mod, "glamor_egl_create_textured_pixmap_from_gbm_bo");
ms->glamor.egl_exchange_buffers = LoaderSymbolFromModule(mod, "glamor_egl_exchange_buffers");
ms->glamor.egl_get_gbm_device = LoaderSymbolFromModule(mod, "glamor_egl_get_gbm_device");
ms->glamor.egl_init = LoaderSymbolFromModule(mod, "glamor_egl_init");
ms->glamor.finish = LoaderSymbolFromModule(mod, "glamor_finish");
ms->glamor.gbm_bo_from_pixmap = LoaderSymbolFromModule(mod, "glamor_gbm_bo_from_pixmap");
ms->glamor.init = LoaderSymbolFromModule(mod, "glamor_init");
ms->glamor.name_from_pixmap = LoaderSymbolFromModule(mod, "glamor_name_from_pixmap");
ms->glamor.set_drawable_modifiers_func = LoaderSymbolFromModule(mod, "glamor_set_drawable_modifiers_func");
ms->glamor.shareable_fd_from_pixmap = LoaderSymbolFromModule(mod, "glamor_shareable_fd_from_pixmap");
ms->glamor.supports_pixmap_import_export = LoaderSymbolFromModule(mod, "glamor_supports_pixmap_import_export");
ms->glamor.xv_init = LoaderSymbolFromModule(mod, "glamor_xv_init");
ms->glamor.egl_get_driver_name = LoaderSymbolFromModule(mod, "glamor_egl_get_driver_name");
return TRUE;
}
#endif
static void
try_enable_glamor(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
const char *accel_method_str = xf86GetOptValString(ms->drmmode.Options,
OPTION_ACCEL_METHOD);
Bool do_glamor = (!accel_method_str ||
strcmp(accel_method_str, "glamor") == 0);
ms->drmmode.glamor = FALSE;
#ifdef GLAMOR_HAS_GBM
if (ms->drmmode.force_24_32) {
xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "Cannot use glamor with 24bpp packed fb\n");
return;
}
if (!do_glamor) {
xf86DrvMsg(pScrn->scrnIndex, X_CONFIG, "glamor disabled\n");
return;
}
if (load_glamor(pScrn)) {
if (ms->glamor.egl_init(pScrn, ms->fd)) {
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "glamor initialized\n");
ms->drmmode.glamor = TRUE;
} else {
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"glamor initialization failed\n");
}
} else {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to load glamor module.\n");
}
#else
if (do_glamor) {
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"No glamor support in the X Server\n");
}
#endif
}
static Bool
msShouldDoubleShadow(ScrnInfoPtr pScrn, modesettingPtr ms)
{
Bool ret = FALSE, asked;
int from;
drmVersionPtr v;
if (!ms->drmmode.shadow_enable)
return FALSE;
if ((v = drmGetVersion(ms->fd))) {
if (!strcmp(v->name, "mgag200") ||
!strcmp(v->name, "ast")) /* XXX || rn50 */
ret = TRUE;
drmFreeVersion(v);
}
else
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to query DRM version.\n");
asked = xf86GetOptValBool(ms->drmmode.Options, OPTION_DOUBLE_SHADOW, &ret);
if (asked)
from = X_CONFIG;
else
from = X_INFO;
xf86DrvMsg(pScrn->scrnIndex, from,
"Double-buffered shadow updates: %s\n", ret ? "on" : "off");
return ret;
}
static Bool
ms_get_drm_master_fd(ScrnInfoPtr pScrn)
{
EntityInfoPtr pEnt;
modesettingPtr ms;
modesettingEntPtr ms_ent;
ms = modesettingPTR(pScrn);
ms_ent = ms_ent_priv(pScrn);
pEnt = ms->pEnt;
if (ms_ent->fd) {
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
" reusing fd for second head\n");
ms->fd = ms_ent->fd;
ms_ent->fd_ref++;
return TRUE;
}
ms->fd_passed = FALSE;
if ((ms->fd = get_passed_fd()) >= 0) {
ms->fd_passed = TRUE;
return TRUE;
}
#ifdef XSERVER_PLATFORM_BUS
if (pEnt->location.type == BUS_PLATFORM) {
#ifdef XF86_PDEV_SERVER_FD
if (pEnt->location.id.plat->flags & XF86_PDEV_SERVER_FD)
ms->fd =
xf86_platform_device_odev_attributes(pEnt->location.id.plat)->
fd;
else
#endif
{
char *path =
xf86_platform_device_odev_attributes(pEnt->location.id.plat)->
path;
ms->fd = open_hw(path);
}
}
else
#endif
#ifdef XSERVER_LIBPCIACCESS
if (pEnt->location.type == BUS_PCI) {
char *BusID = NULL;
struct pci_device *PciInfo;
PciInfo = xf86GetPciInfoForEntity(ms->pEnt->index);
if (PciInfo) {
if ((BusID = ms_DRICreatePCIBusID(PciInfo)) != NULL) {
ms->fd = drmOpen(NULL, BusID);
free(BusID);
}
}
}
else
#endif
{
const char *devicename;
devicename = xf86FindOptionValue(ms->pEnt->device->options, "kmsdev");
ms->fd = open_hw(devicename);
}
if (ms->fd < 0)
return FALSE;
ms_ent->fd = ms->fd;
ms_ent->fd_ref = 1;
return TRUE;
}
static Bool
PreInit(ScrnInfoPtr pScrn, int flags)
{
modesettingPtr ms;
rgb defaultWeight = { 0, 0, 0 };
EntityInfoPtr pEnt;
uint64_t value = 0;
int ret;
int bppflags, connector_count;
int defaultdepth, defaultbpp;
if (pScrn->numEntities != 1)
return FALSE;
if (flags & PROBE_DETECT) {
return FALSE;
}
/* Allocate driverPrivate */
if (!GetRec(pScrn))
return FALSE;
pEnt = xf86GetEntityInfo(pScrn->entityList[0]);
ms = modesettingPTR(pScrn);
ms->SaveGeneration = -1;
ms->pEnt = pEnt;
ms->drmmode.is_secondary = FALSE;
pScrn->displayWidth = 640; /* default it */
if (xf86IsEntityShared(pScrn->entityList[0])) {
if (xf86IsPrimInitDone(pScrn->entityList[0]))
ms->drmmode.is_secondary = TRUE;
else
xf86SetPrimInitDone(pScrn->entityList[0]);
}
pScrn->monitor = pScrn->confScreen->monitor;
pScrn->progClock = TRUE;
pScrn->rgbBits = 8;
if (!ms_get_drm_master_fd(pScrn))
return FALSE;
ms->drmmode.fd = ms->fd;
if (!check_outputs(ms->fd, &connector_count))
return FALSE;
drmmode_get_default_bpp(pScrn, &ms->drmmode, &defaultdepth, &defaultbpp);
if (defaultdepth == 24 && defaultbpp == 24) {
ms->drmmode.force_24_32 = TRUE;
ms->drmmode.kbpp = 24;
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Using 24bpp hw front buffer with 32bpp shadow\n");
defaultbpp = 32;
} else {
ms->drmmode.kbpp = 0;
}
bppflags = PreferConvert24to32 | SupportConvert24to32 | Support32bppFb;
if (!xf86SetDepthBpp
(pScrn, defaultdepth, defaultdepth, defaultbpp, bppflags))
return FALSE;
switch (pScrn->depth) {
case 15:
case 16:
case 24:
case 30:
break;
default:
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Given depth (%d) is not supported by the driver\n",
pScrn->depth);
return FALSE;
}
xf86PrintDepthBpp(pScrn);
if (!ms->drmmode.kbpp)
ms->drmmode.kbpp = pScrn->bitsPerPixel;
/* Process the options */
xf86CollectOptions(pScrn, NULL);
if (!(ms->drmmode.Options = calloc(1, sizeof(Options))))
return FALSE;
memcpy(ms->drmmode.Options, Options, sizeof(Options));
xf86ProcessOptions(pScrn->scrnIndex, pScrn->options, ms->drmmode.Options);
if (!xf86SetWeight(pScrn, defaultWeight, defaultWeight))
return FALSE;
if (!xf86SetDefaultVisual(pScrn, -1))
return FALSE;
if (xf86ReturnOptValBool(ms->drmmode.Options, OPTION_SW_CURSOR, FALSE)) {
ms->drmmode.sw_cursor = TRUE;
}
ms->max_cursor_width = 64;
ms->max_cursor_height = 64;
ret = drmGetCap(ms->fd, DRM_CAP_CURSOR_WIDTH, &value);
if (!ret) {
ms->max_cursor_width = value;
}
ret = drmGetCap(ms->fd, DRM_CAP_CURSOR_HEIGHT, &value);
if (!ret) {
ms->max_cursor_height = value;
}
try_enable_glamor(pScrn);
if (!ms->drmmode.glamor) {
Bool prefer_shadow = TRUE;
if (ms->drmmode.force_24_32) {
prefer_shadow = TRUE;
ms->drmmode.shadow_enable = TRUE;
} else {
ret = drmGetCap(ms->fd, DRM_CAP_DUMB_PREFER_SHADOW, &value);
if (!ret) {
prefer_shadow = !!value;
}
ms->drmmode.shadow_enable =
xf86ReturnOptValBool(ms->drmmode.Options, OPTION_SHADOW_FB,
prefer_shadow);
}
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"ShadowFB: preferred %s, enabled %s\n",
prefer_shadow ? "YES" : "NO",
ms->drmmode.force_24_32 ? "FORCE" :
ms->drmmode.shadow_enable ? "YES" : "NO");
ms->drmmode.shadow_enable2 = msShouldDoubleShadow(pScrn, ms);
} else {
if (!pScrn->is_gpu) {
MessageType from = xf86GetOptValBool(ms->drmmode.Options, OPTION_VARIABLE_REFRESH,
&ms->vrr_support) ? X_CONFIG : X_DEFAULT;
xf86DrvMsg(pScrn->scrnIndex, from, "VariableRefresh: %sabled\n",
ms->vrr_support ? "en" : "dis");
ms->drmmode.async_flip_secondaries = FALSE;
from = xf86GetOptValBool(ms->drmmode.Options, OPTION_ASYNC_FLIP_SECONDARIES,
&ms->drmmode.async_flip_secondaries) ? X_CONFIG : X_DEFAULT;
xf86DrvMsg(pScrn->scrnIndex, from, "AsyncFlipSecondaries: %sabled\n",
ms->drmmode.async_flip_secondaries ? "en" : "dis");
}
}
ms->drmmode.pageflip =
xf86ReturnOptValBool(ms->drmmode.Options, OPTION_PAGEFLIP, TRUE);
pScrn->capabilities = 0;
ret = drmGetCap(ms->fd, DRM_CAP_PRIME, &value);
if (ret == 0) {
if (connector_count && (value & DRM_PRIME_CAP_IMPORT)) {
pScrn->capabilities |= RR_Capability_SinkOutput;
if (ms->drmmode.glamor)
pScrn->capabilities |= RR_Capability_SinkOffload;
}
#ifdef GLAMOR_HAS_GBM_LINEAR
if (value & DRM_PRIME_CAP_EXPORT && ms->drmmode.glamor)
pScrn->capabilities |= RR_Capability_SourceOutput | RR_Capability_SourceOffload;
#endif
}
/*
* Use "atomic modesetting disable" request to detect if the kms driver is
* atomic capable, regardless if we will actually use atomic modesetting.
* This is effectively a no-op, we only care about the return status code.
*/
ret = drmSetClientCap(ms->fd, DRM_CLIENT_CAP_ATOMIC, 0);
ms->atomic_modeset_capable = (ret == 0);
if (xf86ReturnOptValBool(ms->drmmode.Options, OPTION_ATOMIC, FALSE)) {
ret = drmSetClientCap(ms->fd, DRM_CLIENT_CAP_ATOMIC, 1);
ms->atomic_modeset = (ret == 0);
if (!ms->atomic_modeset)
xf86DrvMsg(pScrn->scrnIndex, X_WARNING, "Atomic modesetting not supported\n");
} else {
ms->atomic_modeset = FALSE;
}
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Atomic modesetting %sabled\n", ms->atomic_modeset ? "en" : "dis");
/* TearFree requires glamor and, if PageFlip is enabled, universal planes */
if (xf86ReturnOptValBool(ms->drmmode.Options, OPTION_TEARFREE, TRUE)) {
if (pScrn->is_gpu) {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"TearFree cannot synchronize PRIME; use 'PRIME Synchronization' instead\n");
} else if (ms->drmmode.glamor) {
/* Atomic modesetting implicitly enables universal planes */
if (!ms->drmmode.pageflip || ms->atomic_modeset ||
!drmSetClientCap(ms->fd, DRM_CLIENT_CAP_UNIVERSAL_PLANES, 1)) {
ms->drmmode.tearfree_enable = TRUE;
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "TearFree: enabled\n");
} else {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"TearFree requires either universal planes, or setting 'Option \"PageFlip\" \"off\"'\n");
}
} else {
xf86DrvMsg(pScrn->scrnIndex, X_WARNING,
"TearFree requires Glamor acceleration\n");
}
}
ms->kms_has_modifiers = FALSE;
ret = drmGetCap(ms->fd, DRM_CAP_ADDFB2_MODIFIERS, &value);
if (ret == 0 && value != 0)
ms->kms_has_modifiers = TRUE;
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->is_gpu && connector_count == 0) && 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) {
void *mod = xf86LoadSubModule(pScrn, "shadow");
if (!mod)
return FALSE;
ms->shadow.Setup = LoaderSymbolFromModule(mod, "shadowSetup");
ms->shadow.Add = LoaderSymbolFromModule(mod, "shadowAdd");
ms->shadow.Remove = LoaderSymbolFromModule(mod, "shadowRemove");
ms->shadow.Update32to24 = LoaderSymbolFromModule(mod, "shadowUpdate32to24");
ms->shadow.UpdatePacked = LoaderSymbolFromModule(mod, "shadowUpdatePacked");
}
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 * ms->drmmode.kbpp) / 8;
*size = stride;
return ((uint8_t *) ms->drmmode.front_bo.dumb->ptr + row * stride + offset);
}
/* somewhat arbitrary tile size, in pixels */
#define TILE 16
static int
msUpdateIntersect(modesettingPtr ms, shadowBufPtr pBuf, BoxPtr box,
xRectangle *prect)
{
int i, dirty = 0, stride = pBuf->pPixmap->devKind, cpp = ms->drmmode.cpp;
int width = (box->x2 - box->x1) * cpp;
unsigned char *old, *new;
old = ms->drmmode.shadow_fb2;
old += (box->y1 * stride) + (box->x1 * cpp);
new = ms->drmmode.shadow_fb;
new += (box->y1 * stride) + (box->x1 * cpp);
for (i = box->y2 - box->y1 - 1; i >= 0; i--) {
unsigned char *o = old + i * stride,
*n = new + i * stride;
if (memcmp(o, n, width) != 0) {
dirty = 1;
memcpy(o, n, width);
}
}
if (dirty) {
prect->x = box->x1;
prect->y = box->y1;
prect->width = box->x2 - box->x1;
prect->height = box->y2 - box->y1;
}
return dirty;
}
static void
msUpdatePacked(ScreenPtr pScreen, shadowBufPtr pBuf)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
Bool use_3224 = ms->drmmode.force_24_32 && pScrn->bitsPerPixel == 32;
if (ms->drmmode.shadow_enable2 && ms->drmmode.shadow_fb2) do {
RegionPtr damage = DamageRegion(pBuf->pDamage), tiles;
BoxPtr extents = RegionExtents(damage);
xRectangle *prect;
int nrects;
int i, j, tx1, tx2, ty1, ty2;
tx1 = extents->x1 / TILE;
tx2 = (extents->x2 + TILE - 1) / TILE;
ty1 = extents->y1 / TILE;
ty2 = (extents->y2 + TILE - 1) / TILE;
nrects = (tx2 - tx1) * (ty2 - ty1);
if (!(prect = calloc(nrects, sizeof(xRectangle))))
break;
nrects = 0;
for (j = ty2 - 1; j >= ty1; j--) {
for (i = tx2 - 1; i >= tx1; i--) {
BoxRec box;
box.x1 = max(i * TILE, extents->x1);
box.y1 = max(j * TILE, extents->y1);
box.x2 = min((i+1) * TILE, extents->x2);
box.y2 = min((j+1) * TILE, extents->y2);
if (RegionContainsRect(damage, &box) != rgnOUT) {
if (msUpdateIntersect(ms, pBuf, &box, prect + nrects)) {
nrects++;
}
}
}
}
tiles = RegionFromRects(nrects, prect, CT_NONE);
RegionIntersect(damage, damage, tiles);
RegionDestroy(tiles);
free(prect);
} while (0);
if (use_3224)
ms->shadow.Update32to24(pScreen, pBuf);
else
ms->shadow.UpdatePacked(pScreen, pBuf);
}
static Bool
msEnableSharedPixmapFlipping(RRCrtcPtr crtc, PixmapPtr front, PixmapPtr back)
{
ScreenPtr screen = crtc->pScreen;
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
modesettingPtr ms = modesettingPTR(scrn);
xf86CrtcPtr xf86Crtc = crtc->devPrivate;
if (!xf86Crtc)
return FALSE;
/* Not supported if we can't flip */
if (!ms->drmmode.pageflip)
return FALSE;
/* Not currently supported with reverse PRIME */
if (ms->drmmode.reverse_prime_offload_mode)
return FALSE;
#ifdef XSERVER_PLATFORM_BUS
if (ms->pEnt->location.type == BUS_PLATFORM) {
const char *syspath =
xf86_platform_device_odev_attributes(ms->pEnt->location.id.plat)->
syspath;
/* Not supported for devices using USB transport due to misbehaved
* vblank events */
if (syspath && strstr(syspath, "usb"))
return FALSE;
/* EVDI uses USB transport but is platform device, not usb.
* Exclude it explicitly. */
if (syspath && strstr(syspath, "evdi"))
return FALSE;
}
#endif
return drmmode_EnableSharedPixmapFlipping(xf86Crtc, &ms->drmmode,
front, back);
}
static void
msDisableSharedPixmapFlipping(RRCrtcPtr crtc)
{
ScreenPtr screen = crtc->pScreen;
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
modesettingPtr ms = modesettingPTR(scrn);
xf86CrtcPtr xf86Crtc = crtc->devPrivate;
if (xf86Crtc)
drmmode_DisableSharedPixmapFlipping(xf86Crtc, &ms->drmmode);
}
static Bool
msStartFlippingPixmapTracking(RRCrtcPtr crtc, DrawablePtr src,
PixmapPtr secondary_dst1, PixmapPtr secondary_dst2,
int x, int y, int dst_x, int dst_y,
Rotation rotation)
{
ScreenPtr pScreen = src->pScreen;
modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(pScreen));
msPixmapPrivPtr ppriv1 = msGetPixmapPriv(&ms->drmmode, secondary_dst1->primary_pixmap),
ppriv2 = msGetPixmapPriv(&ms->drmmode, secondary_dst2->primary_pixmap);
if (!PixmapStartDirtyTracking(src, secondary_dst1, x, y,
dst_x, dst_y, rotation)) {
return FALSE;
}
if (!PixmapStartDirtyTracking(src, secondary_dst2, x, y,
dst_x, dst_y, rotation)) {
PixmapStopDirtyTracking(src, secondary_dst1);
return FALSE;
}
ppriv1->secondary_src = src;
ppriv2->secondary_src = src;
ppriv1->dirty = ms_dirty_get_ent(pScreen, secondary_dst1);
ppriv2->dirty = ms_dirty_get_ent(pScreen, secondary_dst2);
ppriv1->defer_dirty_update = TRUE;
ppriv2->defer_dirty_update = TRUE;
return TRUE;
}
static Bool
msPresentSharedPixmap(PixmapPtr secondary_dst)
{
ScreenPtr pScreen = secondary_dst->primary_pixmap->drawable.pScreen;
modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(pScreen));
msPixmapPrivPtr ppriv = msGetPixmapPriv(&ms->drmmode, secondary_dst->primary_pixmap);
RegionPtr region = DamageRegion(ppriv->dirty->damage);
if (RegionNotEmpty(region)) {
redisplay_dirty(ppriv->secondary_src->pScreen, ppriv->dirty, NULL);
DamageEmpty(ppriv->dirty->damage);
return TRUE;
}
return FALSE;
}
static Bool
msStopFlippingPixmapTracking(DrawablePtr src,
PixmapPtr secondary_dst1, PixmapPtr secondary_dst2)
{
ScreenPtr pScreen = src->pScreen;
modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(pScreen));
msPixmapPrivPtr ppriv1 = msGetPixmapPriv(&ms->drmmode, secondary_dst1->primary_pixmap),
ppriv2 = msGetPixmapPriv(&ms->drmmode, secondary_dst2->primary_pixmap);
Bool ret = TRUE;
ret &= PixmapStopDirtyTracking(src, secondary_dst1);
ret &= PixmapStopDirtyTracking(src, secondary_dst2);
if (ret) {
ppriv1->secondary_src = NULL;
ppriv2->secondary_src = NULL;
ppriv1->dirty = NULL;
ppriv2->dirty = NULL;
ppriv1->defer_dirty_update = FALSE;
ppriv2->defer_dirty_update = FALSE;
}
return ret;
}
static Bool
modsetCreateScreenResources(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
PixmapPtr rootPixmap;
void *pixels = NULL;
int err;
Bool ret = miCreateScreenResources(pScreen);
if (!drmmode_set_desired_modes(pScrn, &ms->drmmode, pScrn->is_gpu, FALSE))
return FALSE;
if (!drmmode_glamor_handle_new_screen_pixmap(&ms->drmmode))
return FALSE;
drmmode_uevent_init(pScrn, &ms->drmmode);
if (!ms->drmmode.sw_cursor)
drmmode_map_cursor_bos(pScrn, &ms->drmmode);
if (!ms->drmmode.gbm) {
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 (ms->drmmode.shadow_enable2) {
ms->drmmode.shadow_fb2 = calloc(1, pScrn->displayWidth * pScrn->virtualY * ((pScrn->bitsPerPixel + 7) >> 3));
if (!ms->drmmode.shadow_fb2)
ms->drmmode.shadow_enable2 = FALSE;
}
if (!pScreen->ModifyPixmapHeader(rootPixmap, -1, -1, -1, -1, -1, pixels))
FatalError("Couldn't adjust screen pixmap\n");
if (ms->drmmode.shadow_enable) {
if (!ms->shadow.Add(pScreen, rootPixmap, msUpdatePacked, msShadowWindow,
0, 0))
return FALSE;
}
err = drmModeDirtyFB(ms->fd, ms->drmmode.fb_id, NULL, 0);
if ((err != -EINVAL && err != -ENOSYS) || ms->drmmode.tearfree_enable) {
ms->damage = DamageCreate(NULL, NULL, DamageReportNone, TRUE,
pScreen, rootPixmap);
if (ms->damage) {
DamageRegister(&rootPixmap->drawable, ms->damage);
ms->dirty_enabled = err != -EINVAL && err != -ENOSYS;
xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Damage tracking initialized\n");
}
else {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to create screen damage record\n");
return FALSE;
}
}
if (dixPrivateKeyRegistered(rrPrivKey)) {
rrScrPrivPtr pScrPriv = rrGetScrPriv(pScreen);
pScrPriv->rrEnableSharedPixmapFlipping = msEnableSharedPixmapFlipping;
pScrPriv->rrDisableSharedPixmapFlipping = msDisableSharedPixmapFlipping;
pScrPriv->rrStartFlippingPixmapTracking = msStartFlippingPixmapTracking;
}
if (ms->vrr_support &&
!dixRegisterPrivateKey(&ms->drmmode.vrrPrivateKeyRec,
PRIVATE_WINDOW,
sizeof(struct ms_vrr_priv)))
return FALSE;
return ret;
}
static Bool
msSharePixmapBacking(PixmapPtr ppix, ScreenPtr secondary, void **handle)
{
#ifdef GLAMOR_HAS_GBM
modesettingPtr ms =
modesettingPTR(xf86ScreenToScrn(ppix->drawable.pScreen));
int ret;
CARD16 stride;
CARD32 size;
ret = ms->glamor.shareable_fd_from_pixmap(ppix->drawable.pScreen, ppix,
&stride, &size);
if (ret == -1)
return FALSE;
*handle = (void *)(long)(ret);
return TRUE;
#endif
return FALSE;
}
static Bool
msSetSharedPixmapBacking(PixmapPtr ppix, void *fd_handle)
{
#ifdef GLAMOR_HAS_GBM
ScreenPtr screen = ppix->drawable.pScreen;
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
modesettingPtr ms = modesettingPTR(scrn);
Bool ret;
int ihandle = (int) (long) fd_handle;
if (ihandle == -1)
if (!ms->drmmode.reverse_prime_offload_mode)
return drmmode_SetSlaveBO(ppix, &ms->drmmode, ihandle, 0, 0);
if (ms->drmmode.reverse_prime_offload_mode) {
ret = ms->glamor.back_pixmap_from_fd(ppix, ihandle,
ppix->drawable.width,
ppix->drawable.height,
ppix->devKind,
ppix->drawable.depth,
ppix->drawable.bitsPerPixel);
} else {
int size = ppix->devKind * ppix->drawable.height;
ret = drmmode_SetSlaveBO(ppix, &ms->drmmode, ihandle, ppix->devKind, size);
}
if (ret == FALSE)
return ret;
return TRUE;
#else
return FALSE;
#endif
}
static Bool
msRequestSharedPixmapNotifyDamage(PixmapPtr ppix)
{
ScreenPtr screen = ppix->drawable.pScreen;
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
modesettingPtr ms = modesettingPTR(scrn);
msPixmapPrivPtr ppriv = msGetPixmapPriv(&ms->drmmode, ppix->primary_pixmap);
ppriv->notify_on_damage = TRUE;
return TRUE;
}
static Bool
msSharedPixmapNotifyDamage(PixmapPtr ppix)
{
Bool ret = FALSE;
int c;
ScreenPtr screen = ppix->drawable.pScreen;
ScrnInfoPtr scrn = xf86ScreenToScrn(screen);
modesettingPtr ms = modesettingPTR(scrn);
xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
msPixmapPrivPtr ppriv = msGetPixmapPriv(&ms->drmmode, ppix);
if (!ppriv->wait_for_damage)
return ret;
ppriv->wait_for_damage = FALSE;
for (c = 0; c < xf86_config->num_crtc; c++) {
xf86CrtcPtr crtc = xf86_config->crtc[c];
drmmode_crtc_private_ptr drmmode_crtc = crtc->driver_private;
if (!drmmode_crtc)
continue;
if (!(drmmode_crtc->prime_pixmap && drmmode_crtc->prime_pixmap_back))
continue;
// Received damage on primary screen pixmap, schedule present on vblank
ret |= drmmode_SharedPixmapPresentOnVBlank(ppix, crtc, &ms->drmmode);
}
return ret;
}
static Bool
SetMaster(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
int ret;
#ifdef XF86_PDEV_SERVER_FD
if (ms->pEnt->location.type == BUS_PLATFORM &&
(ms->pEnt->location.id.plat->flags & XF86_PDEV_SERVER_FD))
return TRUE;
#endif
if (ms->fd_passed)
return TRUE;
ret = drmSetMaster(ms->fd);
if (ret)
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "drmSetMaster failed: %s\n",
strerror(errno));
return ret == 0;
}
/* When the root window is created, initialize the screen contents from
* console if -background none was specified on the command line
*/
static Bool
CreateWindow_oneshot(WindowPtr pWin)
{
ScreenPtr pScreen = pWin->drawable.pScreen;
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
Bool ret;
pScreen->CreateWindow = ms->CreateWindow;
ret = pScreen->CreateWindow(pWin);
if (ret)
drmmode_copy_fb(pScrn, &ms->drmmode);
return ret;
}
static Bool
ScreenInit(ScreenPtr pScreen, int argc, char **argv)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
VisualPtr visual;
pScrn->pScreen = pScreen;
if (!SetMaster(pScrn))
return FALSE;
#ifdef GLAMOR_HAS_GBM
if (ms->drmmode.glamor)
ms->drmmode.gbm = ms->glamor.egl_get_gbm_device(pScreen);
#endif
/* 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;
if (!dixRegisterScreenSpecificPrivateKey
(pScreen, &ms->drmmode.pixmapPrivateKeyRec, PRIVATE_PIXMAP,
sizeof(msPixmapPrivRec))) {
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 (drmmode_init(pScrn, &ms->drmmode) == FALSE) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to initialize glamor at ScreenInit() time.\n");
return FALSE;
}
if (ms->drmmode.shadow_enable && !ms->shadow.Setup(pScreen)) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "shadow fb init failed\n");
return FALSE;
}
pScreen->CreateScreenResources = modsetCreateScreenResources;
xf86SetBlackWhitePixels(pScreen);
xf86SetBackingStore(pScreen);
xf86SetSilkenMouse(pScreen);
miDCInitialize(pScreen, xf86GetPointerScreenFuncs());
/* If pageflip is enabled hook the screen's cursor-sprite (swcursor) funcs.
* So that we can disable page-flipping on fallback to a swcursor. */
if (ms->drmmode.pageflip) {
miPointerScreenPtr PointPriv =
dixLookupPrivate(&pScreen->devPrivates, miPointerScreenKey);
if (!dixRegisterScreenPrivateKey(&ms->drmmode.spritePrivateKeyRec,
pScreen, PRIVATE_DEVICE,
sizeof(msSpritePrivRec)))
return FALSE;
ms->SpriteFuncs = PointPriv->spriteFuncs;
PointPriv->spriteFuncs = &drmmode_sprite_funcs;
}
/* Need to extend HWcursor support to handle mask interleave */
if (!ms->drmmode.sw_cursor)
xf86_cursors_init(pScreen, ms->max_cursor_width, ms->max_cursor_height,
HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64 |
HARDWARE_CURSOR_UPDATE_UNHIDDEN |
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;
if (serverGeneration == 1 && bgNoneRoot && ms->drmmode.glamor) {
ms->CreateWindow = pScreen->CreateWindow;
pScreen->CreateWindow = CreateWindow_oneshot;
}
pScreen->SaveScreen = xf86SaveScreen;
ms->CloseScreen = pScreen->CloseScreen;
pScreen->CloseScreen = CloseScreen;
ms->BlockHandler = pScreen->BlockHandler;
pScreen->BlockHandler = msBlockHandler_oneshot;
pScreen->SharePixmapBacking = msSharePixmapBacking;
pScreen->SetSharedPixmapBacking = msSetSharedPixmapBacking;
pScreen->StartPixmapTracking = PixmapStartDirtyTracking;
pScreen->StopPixmapTracking = PixmapStopDirtyTracking;
pScreen->SharedPixmapNotifyDamage = msSharedPixmapNotifyDamage;
pScreen->RequestSharedPixmapNotifyDamage =
msRequestSharedPixmapNotifyDamage;
pScreen->PresentSharedPixmap = msPresentSharedPixmap;
pScreen->StopFlippingPixmapTracking = msStopFlippingPixmapTracking;
if (!xf86CrtcScreenInit(pScreen))
return FALSE;
if (!drmmode_setup_colormap(pScreen, pScrn))
return FALSE;
if (ms->atomic_modeset)
xf86DPMSInit(pScreen, drmmode_set_dpms, 0);
else
xf86DPMSInit(pScreen, xf86DPMSSet, 0);
#ifdef GLAMOR_HAS_GBM
if (ms->drmmode.glamor) {
XF86VideoAdaptorPtr glamor_adaptor;
glamor_adaptor = ms->glamor.xv_init(pScreen, 16);
if (glamor_adaptor != NULL)
xf86XVScreenInit(pScreen, &glamor_adaptor, 1);
else
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to initialize XV support.\n");
}
#endif
if (serverGeneration == 1)
xf86ShowUnusedOptions(pScrn->scrnIndex, pScrn->options);
if (!ms_vblank_screen_init(pScreen)) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to initialize vblank support.\n");
return FALSE;
}
#ifdef GLAMOR_HAS_GBM
if (ms->drmmode.glamor) {
if (!(ms->drmmode.dri2_enable = ms_dri2_screen_init(pScreen))) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to initialize the DRI2 extension.\n");
}
/* enable reverse prime if we are a GPU screen, and accelerated, and not
* i915, evdi or udl. i915 is happy scanning out from sysmem.
* evdi and udl are virtual drivers scanning out from sysmem
* backed dumb buffers.
*/
if (pScreen->isGPU) {
drmVersionPtr version;
/* enable if we are an accelerated GPU screen */
ms->drmmode.reverse_prime_offload_mode = TRUE;
if ((version = drmGetVersion(ms->drmmode.fd))) {
if (!strncmp("i915", version->name, version->name_len)) {
ms->drmmode.reverse_prime_offload_mode = FALSE;
}
if (!strncmp("evdi", version->name, version->name_len)) {
ms->drmmode.reverse_prime_offload_mode = FALSE;
}
if (!strncmp("udl", version->name, version->name_len)) {
ms->drmmode.reverse_prime_offload_mode = FALSE;
}
if (!ms->drmmode.reverse_prime_offload_mode) {
xf86DrvMsg(pScrn->scrnIndex, X_INFO,
"Disable reverse prime offload mode for %s.\n", version->name);
}
drmFreeVersion(version);
}
}
}
#endif
if (!(ms->drmmode.present_enable = ms_present_screen_init(pScreen))) {
xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
"Failed to initialize the Present extension.\n");
}
pScrn->vtSema = TRUE;
if (ms->vrr_support) {
if (!property_vectors_wrapped) {
saved_change_property = ProcVector[X_ChangeProperty];
ProcVector[X_ChangeProperty] = ms_change_property;
saved_delete_property = ProcVector[X_DeleteProperty];
ProcVector[X_DeleteProperty] = ms_delete_property;
property_vectors_wrapped = TRUE;
}
vrr_atom = MakeAtom("_VARIABLE_REFRESH",
strlen("_VARIABLE_REFRESH"), TRUE);
}
return TRUE;
}
static void
AdjustFrame(ScrnInfoPtr pScrn, int x, int y)
{
modesettingPtr ms = modesettingPTR(pScrn);
drmmode_adjust_frame(pScrn, &ms->drmmode, x, y);
}
static void
LeaveVT(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
xf86_hide_cursors(pScrn);
pScrn->vtSema = FALSE;
#ifdef XF86_PDEV_SERVER_FD
if (ms->pEnt->location.type == BUS_PLATFORM &&
(ms->pEnt->location.id.plat->flags & XF86_PDEV_SERVER_FD))
return;
#endif
if (!ms->fd_passed)
drmDropMaster(ms->fd);
}
/*
* This gets called when gaining control of the VT, and from ScreenInit().
*/
static Bool
EnterVT(ScrnInfoPtr pScrn)
{
modesettingPtr ms = modesettingPTR(pScrn);
pScrn->vtSema = TRUE;
SetMaster(pScrn);
drmmode_update_kms_state(&ms->drmmode);
/* allow not all modes to be set successfully since some events might have
* happened while not being master that could prevent the previous
* configuration from being re-applied.
*/
if (!drmmode_set_desired_modes(pScrn, &ms->drmmode, TRUE, TRUE)) {
xf86DisableUnusedFunctions(pScrn);
/* TODO: check that at least one screen is on, to allow the user to fix
* their setup if all modeset failed...
*/
/* Tell the desktop environment that something changed, so that they
* can hopefully correct the situation
*/
RRSetChanged(xf86ScrnToScreen(pScrn));
RRTellChanged(xf86ScrnToScreen(pScrn));
}
return TRUE;
}
static Bool
SwitchMode(ScrnInfoPtr pScrn, DisplayModePtr mode)
{
return xf86SetSingleMode(pScrn, mode, RR_Rotate_0);
}
static Bool
CloseScreen(ScreenPtr pScreen)
{
ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen);
modesettingPtr ms = modesettingPTR(pScrn);
modesettingEntPtr ms_ent = ms_ent_priv(pScrn);
/* Clear mask of assigned crtc's in this generation */
ms_ent->assigned_crtcs = 0;
#ifdef GLAMOR_HAS_GBM
if (ms->drmmode.dri2_enable) {
ms_dri2_close_screen(pScreen);
}
#endif
ms_vblank_close_screen(pScreen);
if (ms->damage) {
DamageUnregister(ms->damage);
DamageDestroy(ms->damage);
ms->damage = NULL;
}
if (ms->drmmode.shadow_enable) {
ms->shadow.Remove(pScreen, pScreen->GetScreenPixmap(pScreen));
free(ms->drmmode.shadow_fb);
ms->drmmode.shadow_fb = NULL;
free(ms->drmmode.shadow_fb2);
ms->drmmode.shadow_fb2 = NULL;
}
drmmode_uevent_fini(pScrn, &ms->drmmode);
drmmode_free_bos(pScrn, &ms->drmmode);
if (ms->drmmode.pageflip) {
miPointerScreenPtr PointPriv =
dixLookupPrivate(&pScreen->devPrivates, miPointerScreenKey);
if (PointPriv->spriteFuncs == &drmmode_sprite_funcs)
PointPriv->spriteFuncs = ms->SpriteFuncs;
}
if (pScrn->vtSema) {
LeaveVT(pScrn);
}
pScreen->BlockHandler = ms->BlockHandler;
pScrn->vtSema = FALSE;
pScreen->CloseScreen = ms->CloseScreen;
return (*pScreen->CloseScreen) (pScreen);
}
static ModeStatus
ValidMode(ScrnInfoPtr arg, DisplayModePtr mode, Bool verbose, int flags)
{
return MODE_OK;
}
Reference in New Issue View Git Blame Copy Permalink