/* * 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 * Rewrite: Dave Airlie * */ #ifdef HAVE_DIX_CONFIG_H #include "dix-config.h" #endif #include #include #include "xf86.h" #include "xf86Priv.h" #include "xf86_OSproc.h" #include "compiler.h" #include "xf86Pci.h" #include "mipointer.h" #include "micmap.h" #include #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 #include #ifdef XSERVER_PLATFORM_BUS #include "xf86platformBus.h" #endif #ifdef XSERVER_LIBPCIACCESS #include #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); #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}, {-1, NULL, OPTV_NONE, {0}, FALSE} }; int ms_entity_index = -1; static MODULESETUPPROTO(Setup); static XF86ModuleVersionInfo VersRec = { "modesetting", MODULEVENDORSTRING, MODINFOSTRING1, MODINFOSTRING2, XORG_VERSION_CURRENT, XORG_VERSION_MAJOR, XORG_VERSION_MINOR, XORG_VERSION_PATCH, ABI_CLASS_VIDEODRV, ABI_VIDEODRV_VERSION, MOD_CLASS_VIDEODRV, {0, 0, 0, 0} }; _X_EXPORT XF86ModuleData modesettingModuleData = { &VersRec, Setup, NULL }; 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 = xnfcalloc(sizeof(modesettingEntRec), 1); } #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 = xnfcalloc(sizeof(modesettingRec), 1); return TRUE; } static int dispatch_dirty_region(ScrnInfoPtr scrn, PixmapPtr pixmap, DamagePtr damage, int fb_id) { modesettingPtr ms = modesettingPTR(scrn); RegionPtr dirty = DamageRegion(damage); unsigned num_cliprects = REGION_NUM_RECTS(dirty); int ret = 0; if (num_cliprects) { drmModeClip *clip = xallocarray(num_cliprects, sizeof(drmModeClip)); BoxPtr rect = REGION_RECTS(dirty); int i; if (!clip) return -ENOMEM; /* 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, fb_id, clip, num_cliprects); /* if we're swamping it with work, try one at a time */ if (ret == -EINVAL) { for (i = 0; i < num_cliprects; i++) { if ((ret = drmModeDirtyFB(ms->fd, fb_id, &clip[i], 1)) < 0) break; } } free(clip); DamageEmpty(damage); } return ret; } static void dispatch_dirty(ScreenPtr pScreen) { ScrnInfoPtr scrn = xf86ScreenToScrn(pScreen); modesettingPtr ms = modesettingPTR(scrn); PixmapPtr pixmap = pScreen->GetScreenPixmap(pScreen); int fb_id = ms->drmmode.fb_id; int ret; ret = dispatch_dirty_region(scrn, pixmap, ms->damage, fb_id); if (ret == -EINVAL || ret == -ENOSYS) { ms->dirty_enabled = FALSE; DamageUnregister(ms->damage); DamageDestroy(ms->damage); ms->damage = NULL; xf86DrvMsg(scrn->scrnIndex, X_INFO, "Disabling kernel dirty updates, not required.\n"); 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->slave_damage; int fb_id = ppriv->fb_id; dispatch_dirty_region(scrn, ppix, damage, fb_id); } static void dispatch_slave_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->slave_dst); DamageRegionAppend(&dirty->slave_dst->drawable, &pixregion); PixmapSyncDirtyHelper(dirty); if (!screen->isGPU) { #ifdef GLAMOR_HAS_GBM modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(screen)); /* * When copying from the master framebuffer to the shared pixmap, * we must ensure the copy is complete before the slave starts a * copy to its own framebuffer (some slaves scanout directly from * the shared pixmap, but not all). */ if (ms->drmmode.glamor) glamor_finish(screen); #endif /* Ensure the slave processes the damage immediately */ if (timeout) *timeout = 0; } DamageRegionProcessPending(&dirty->slave_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->slave_dst->master_pixmap); if (ppriv->notify_on_damage) { ppriv->notify_on_damage = FALSE; ent->slave_dst->drawable.pScreen-> SharedPixmapNotifyDamage(ent->slave_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 slave_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->slave_dst == slave_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_slave_dirty(pScreen); else if (ms->dirty_enabled) dispatch_dirty(pScreen); ms_dirty_update(pScreen, timeout); } 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); } static void FreeRec(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) { 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); } 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 (xf86LoadSubModule(pScrn, GLAMOR_EGL_MODULE_NAME)) { if (glamor_egl_init(pScrn, ms->fd)) { xf86DrvMsg(pScrn->scrnIndex, X_INFO, "glamor initialized\n"); ms->drmmode.glamor = TRUE; } else { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "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 = drmGetVersion(ms->fd); if (!ms->drmmode.shadow_enable) return FALSE; if (!strcmp(v->name, "mgag200") || !strcmp(v->name, "ast")) /* XXX || rn50 */ ret = TRUE; drmFreeVersion(v); 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 = malloc(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->cursor_width = 64; ms->cursor_height = 64; ret = drmGetCap(ms->fd, DRM_CAP_CURSOR_WIDTH, &value); if (!ret) { ms->cursor_width = value; } ret = drmGetCap(ms->fd, DRM_CAP_CURSOR_HEIGHT, &value); if (!ret) { ms->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); } 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 } ret = drmSetClientCap(ms->fd, DRM_CLIENT_CAP_ATOMIC, 1); ms->atomic_modeset = (ret == 0); 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) { 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 * 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) shadowUpdate32to24(pScreen, pBuf); else shadowUpdatePacked(pScreen, pBuf); } static Bool msEnableSharedPixmapFlipping(RRCrtcPtr crtc, PixmapPtr front, PixmapPtr back) { ScreenPtr screen = crtc->pScreen; ScrnInfoPtr scrn = xf86ScreenToScrn(screen); modesettingPtr ms = modesettingPTR(scrn); EntityInfoPtr pEnt = ms->pEnt; 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 (pEnt->location.type == BUS_PLATFORM) { char *syspath = xf86_platform_device_odev_attributes(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. * Blacklist 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 slave_dst1, PixmapPtr slave_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, slave_dst1->master_pixmap), ppriv2 = msGetPixmapPriv(&ms->drmmode, slave_dst2->master_pixmap); if (!PixmapStartDirtyTracking(src, slave_dst1, x, y, dst_x, dst_y, rotation)) { return FALSE; } if (!PixmapStartDirtyTracking(src, slave_dst2, x, y, dst_x, dst_y, rotation)) { PixmapStopDirtyTracking(src, slave_dst1); return FALSE; } ppriv1->slave_src = src; ppriv2->slave_src = src; ppriv1->dirty = ms_dirty_get_ent(pScreen, slave_dst1); ppriv2->dirty = ms_dirty_get_ent(pScreen, slave_dst2); ppriv1->defer_dirty_update = TRUE; ppriv2->defer_dirty_update = TRUE; return TRUE; } static Bool msPresentSharedPixmap(PixmapPtr slave_dst) { ScreenPtr pScreen = slave_dst->master_pixmap->drawable.pScreen; modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(pScreen)); msPixmapPrivPtr ppriv = msGetPixmapPriv(&ms->drmmode, slave_dst->master_pixmap); RegionPtr region = DamageRegion(ppriv->dirty->damage); if (RegionNotEmpty(region)) { redisplay_dirty(ppriv->slave_src->pScreen, ppriv->dirty, NULL); DamageEmpty(ppriv->dirty->damage); return TRUE; } return FALSE; } static Bool msStopFlippingPixmapTracking(DrawablePtr src, PixmapPtr slave_dst1, PixmapPtr slave_dst2) { ScreenPtr pScreen = src->pScreen; modesettingPtr ms = modesettingPTR(xf86ScreenToScrn(pScreen)); msPixmapPrivPtr ppriv1 = msGetPixmapPriv(&ms->drmmode, slave_dst1->master_pixmap), ppriv2 = msGetPixmapPriv(&ms->drmmode, slave_dst2->master_pixmap); Bool ret = TRUE; ret &= PixmapStopDirtyTracking(src, slave_dst1); ret &= PixmapStopDirtyTracking(src, slave_dst2); if (ret) { ppriv1->slave_src = NULL; ppriv2->slave_src = NULL; ppriv1->dirty = NULL; ppriv2->dirty = NULL; ppriv1->defer_dirty_update = FALSE; ppriv2->defer_dirty_update = FALSE; } return ret; } static Bool CreateScreenResources(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); rrScrPrivPtr pScrPriv = rrGetScrPriv(pScreen); modesettingPtr ms = modesettingPTR(pScrn); PixmapPtr rootPixmap; Bool ret; void *pixels = NULL; int err; pScreen->CreateScreenResources = ms->createScreenResources; ret = pScreen->CreateScreenResources(pScreen); pScreen->CreateScreenResources = CreateScreenResources; if (!drmmode_set_desired_modes(pScrn, &ms->drmmode, pScrn->is_gpu)) 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 (!shadowAdd(pScreen, rootPixmap, msUpdatePacked, msShadowWindow, 0, 0)) return FALSE; } err = drmModeDirtyFB(ms->fd, ms->drmmode.fb_id, NULL, 0); if (err != -EINVAL && err != -ENOSYS) { 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; } } pScrPriv->rrEnableSharedPixmapFlipping = msEnableSharedPixmapFlipping; pScrPriv->rrDisableSharedPixmapFlipping = msDisableSharedPixmapFlipping; pScrPriv->rrStartFlippingPixmapTracking = msStartFlippingPixmapTracking; return ret; } static Bool msShadowInit(ScreenPtr pScreen) { if (!shadowSetup(pScreen)) { return FALSE; } return TRUE; } static Bool msSharePixmapBacking(PixmapPtr ppix, ScreenPtr screen, void **handle) { #ifdef GLAMOR_HAS_GBM int ret; CARD16 stride; CARD32 size; ret = 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 = 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->master_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 master 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 = 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 && !msShadowInit(pScreen)) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "shadow fb init failed\n"); return FALSE; } ms->createScreenResources = pScreen->CreateScreenResources; pScreen->CreateScreenResources = CreateScreenResources; xf86SetBlackWhitePixels(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, ms->cursor_width, ms->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 = 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"); } if (!(ms->drmmode.present_enable = ms_present_screen_init(pScreen))) { xf86DrvMsg(pScrn->scrnIndex, X_ERROR, "Failed to initialize the Present extension.\n"); } /* enable reverse prime if we are a GPU screen, and accelerated, and not * i915. i915 is happy scanning out from sysmem. */ if (pScreen->isGPU) { drmVersionPtr version; /* enable if we are an accelerated GPU screen */ ms->drmmode.reverse_prime_offload_mode = TRUE; /* disable if we detect i915 */ if ((version = drmGetVersion(ms->drmmode.fd))) { if (!strncmp("i915", version->name, version->name_len)) { ms->drmmode.reverse_prime_offload_mode = FALSE; } drmFreeVersion(version); } } } #endif pScrn->vtSema = 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 FreeScreen(ScrnInfoPtr pScrn) { FreeRec(pScrn); } 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); if (!drmmode_set_desired_modes(pScrn, &ms->drmmode, TRUE)) return FALSE; 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) { shadowRemove(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 (pScrn->vtSema) { LeaveVT(pScrn); } pScreen->CreateScreenResources = ms->createScreenResources; 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; }