/************************************************************************** Copyright 2001 VA Linux Systems Inc., Fremont, California. Copyright © 2002 by David Dawes 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 on 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 THE COPYRIGHT HOLDERS AND/OR THEIR 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. **************************************************************************/ /* * Authors: Jeff Hartmann * Abraham van der Merwe * David Dawes * Alan Hourihane */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include #include #include #include #include #include #include "sna.h" #include "sna_module.h" #include "sna_video.h" #include "intel_driver.h" #include "intel_options.h" #include #include #include #include #include #include #include #include "i915_drm.h" #ifdef HAVE_VALGRIND #include #include #endif #if HAVE_DOT_GIT #include "git_version.h" #endif #ifdef TEARFREE #define ENABLE_TEAR_FREE TRUE #else #define ENABLE_TEAR_FREE FALSE #endif DevPrivateKeyRec sna_pixmap_key; DevPrivateKeyRec sna_gc_key; DevPrivateKeyRec sna_window_key; DevPrivateKeyRec sna_glyph_key; DevPrivateKeyRec sna_client_key; static void sna_load_palette(ScrnInfoPtr scrn, int numColors, int *indices, LOCO * colors, VisualPtr pVisual) { xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn); int p, n, i, j; uint16_t lut_r[256], lut_g[256], lut_b[256]; DBG(("%s\n", __FUNCTION__)); for (p = 0; p < xf86_config->num_crtc; p++) { xf86CrtcPtr crtc = xf86_config->crtc[p]; #define C(I,RGB) (colors[I].RGB << 8 | colors[I].RGB) switch (scrn->depth) { case 15: for (n = 0; n < numColors; n++) { i = indices[n]; for (j = 0; j < 8; j++) { lut_r[8*i + j] = C(i, red); lut_g[8*i + j] = C(i, green); lut_b[8*i + j] = C(i, blue); } } break; case 16: for (n = 0; n < numColors; n++) { i = indices[n]; if (i <= 31) { for (j = 0; j < 8; j++) { lut_r[8*i + j] = C(i, red); lut_b[8*i + j] = C(i, blue); } } for (j = 0; j < 4; j++) lut_g[4*i + j] = C(i, green); } break; default: for (n = 0; n < numColors; n++) { i = indices[n]; lut_r[i] = C(i, red); lut_g[i] = C(i, green); lut_b[i] = C(i, blue); } break; } #undef C /* Make the change through RandR */ #ifdef RANDR_12_INTERFACE RRCrtcGammaSet(crtc->randr_crtc, lut_r, lut_g, lut_b); #else crtc->funcs->gamma_set(crtc, lut_r, lut_g, lut_b, 256); #endif } } static void sna_set_fallback_mode(ScrnInfoPtr scrn) { xf86CrtcConfigPtr config = XF86_CRTC_CONFIG_PTR(scrn); xf86OutputPtr output = NULL; xf86CrtcPtr crtc = NULL; int n; if ((unsigned)config->compat_output < config->num_output) { output = config->output[config->compat_output]; crtc = output->crtc; } for (n = 0; n < config->num_output; n++) config->output[n]->crtc = NULL; for (n = 0; n < config->num_crtc; n++) config->crtc[n]->enabled = FALSE; if (output && crtc) { DisplayModePtr mode; output->crtc = crtc; mode = xf86OutputFindClosestMode(output, scrn->currentMode); if (mode && xf86CrtcSetModeTransform(crtc, mode, RR_Rotate_0, NULL, 0, 0)) { crtc->desiredMode = *mode; crtc->desiredMode.prev = crtc->desiredMode.next = NULL; crtc->desiredMode.name = NULL; crtc->desiredMode.PrivSize = 0; crtc->desiredMode.PrivFlags = 0; crtc->desiredMode.Private = NULL; crtc->desiredRotation = RR_Rotate_0; crtc->desiredTransformPresent = FALSE; crtc->desiredX = 0; crtc->desiredY = 0; crtc->enabled = TRUE; } } xf86DisableUnusedFunctions(scrn); #ifdef RANDR_12_INTERFACE if (get_root_window(scrn->pScreen)) xf86RandR12TellChanged(scrn->pScreen); #endif } static Bool sna_set_desired_mode(struct sna *sna) { ScrnInfoPtr scrn = sna->scrn; DBG(("%s\n", __FUNCTION__)); if (!xf86SetDesiredModes(scrn)) { xf86DrvMsg(scrn->scrnIndex, X_WARNING, "failed to restore desired modes on VT switch\n"); sna_set_fallback_mode(scrn); } sna_mode_check(sna); return TRUE; } /** * Adjust the screen pixmap for the current location of the front buffer. * This is done at EnterVT when buffers are bound as long as the resources * have already been created, but the first EnterVT happens before * CreateScreenResources. */ static Bool sna_create_screen_resources(ScreenPtr screen) { struct sna *sna = to_sna_from_screen(screen); PixmapPtr new_front; unsigned hint; DBG(("%s(%dx%d@%d)\n", __FUNCTION__, screen->width, screen->height, screen->rootDepth)); assert(sna->scrn == xf86ScreenToScrn(screen)); assert(sna->scrn->pScreen == screen); /* free the data used during miInitScreen */ free(screen->devPrivate); screen->devPrivate = NULL; sna_accel_create(sna); hint = SNA_CREATE_FB; if (sna->flags & SNA_IS_HOSTED) hint = 0; new_front = screen->CreatePixmap(screen, screen->width, screen->height, screen->rootDepth, hint); if (!new_front) { xf86DrvMsg(screen->myNum, X_ERROR, "[intel] Unable to create front buffer %dx%d at depth %d\n", screen->width, screen->height, screen->rootDepth); return FALSE; } if (!sna_pixmap_force_to_gpu(new_front, MOVE_WRITE)) { xf86DrvMsg(screen->myNum, X_ERROR, "[intel] Failed to allocate video resources for front buffer %dx%d at depth %d\n", screen->width, screen->height, screen->rootDepth); screen->DestroyPixmap(new_front); return FALSE; } screen->SetScreenPixmap(new_front); assert(screen->GetScreenPixmap(screen) == new_front); assert(sna->front == new_front); screen->DestroyPixmap(new_front); /* transfer ownership to screen */ if (intel_get_master(sna->scrn)) { xf86DrvMsg(screen->myNum, X_ERROR, "[intel] Failed to become DRM master\n"); screen->DestroyPixmap(sna->front); sna->front = NULL; return FALSE; } /* Only preserve the fbcon, not any subsequent server regens */ if (serverGeneration == 1 && (sna->flags & SNA_IS_HOSTED) == 0) sna_copy_fbcon(sna); if (!sna_set_desired_mode(sna)) { xf86DrvMsg(screen->myNum, X_ERROR, "[intel] Failed to set initial mode\n"); screen->DestroyPixmap(sna->front); sna->front = NULL; return FALSE; } return TRUE; } static Bool sna_save_screen(ScreenPtr screen, int mode) { ScrnInfoPtr scrn = xf86ScreenToScrn(screen); DBG(("%s(mode=%d)\n", __FUNCTION__, mode)); if (!scrn->vtSema) return FALSE; xf86SaveScreen(screen, mode); sna_crtc_config_notify(screen); return TRUE; } static void sna_selftest(void) { sna_damage_selftest(); } static bool has_vsync(struct sna *sna) { if (sna->flags & SNA_IS_HOSTED) return false; return true; } static void sna_setup_capabilities(ScrnInfoPtr scrn, int fd) { #if HAS_PIXMAP_SHARING && defined(DRM_CAP_PRIME) uint64_t value; scrn->capabilities = 0; if (drmGetCap(fd, DRM_CAP_PRIME, &value) == 0) { if (value & DRM_PRIME_CAP_EXPORT) scrn->capabilities |= RR_Capability_SourceOutput | RR_Capability_SinkOffload; if (value & DRM_PRIME_CAP_IMPORT) scrn->capabilities |= RR_Capability_SinkOutput; } #endif } static int namecmp(const char *s1, const char *s2) { char c1, c2; if (!s1 || *s1 == 0) { if (!s2 || *s2 == 0) return 0; else return 1; } while (*s1 == '_' || *s1 == ' ' || *s1 == '\t') s1++; while (*s2 == '_' || *s2 == ' ' || *s2 == '\t') s2++; c1 = isupper(*s1) ? tolower(*s1) : *s1; c2 = isupper(*s2) ? tolower(*s2) : *s2; while (c1 == c2) { if (c1 == '\0') return 0; s1++; while (*s1 == '_' || *s1 == ' ' || *s1 == '\t') s1++; s2++; while (*s2 == '_' || *s2 == ' ' || *s2 == '\t') s2++; c1 = isupper(*s1) ? tolower(*s1) : *s1; c2 = isupper(*s2) ? tolower(*s2) : *s2; } return c1 - c2; } static Bool sna_option_cast_to_bool(struct sna *sna, int id, Bool val) { const char *str = xf86GetOptValString(sna->Options, id); if (str == NULL) return val; if (*str == '\0') return TRUE; if (namecmp(str, "1") == 0) return TRUE; if (namecmp(str, "on") == 0) return TRUE; if (namecmp(str, "true") == 0) return TRUE; if (namecmp(str, "yes") == 0) return TRUE; if (namecmp(str, "0") == 0) return FALSE; if (namecmp(str, "off") == 0) return FALSE; if (namecmp(str, "false") == 0) return FALSE; if (namecmp(str, "no") == 0) return FALSE; return val; } static unsigned sna_option_cast_to_unsigned(struct sna *sna, int id, unsigned val) { const char *str = xf86GetOptValString(sna->Options, id); unsigned v; if (str == NULL || *str == '\0') return val; if (namecmp(str, "on") == 0) return val; if (namecmp(str, "true") == 0) return val; if (namecmp(str, "yes") == 0) return val; if (namecmp(str, "0") == 0) return 0; if (namecmp(str, "off") == 0) return 0; if (namecmp(str, "false") == 0) return 0; if (namecmp(str, "no") == 0) return 0; v = atoi(str); if (v) return v; return val; } static Bool fb_supports_depth(int fd, int depth) { struct drm_i915_gem_create create; struct drm_mode_fb_cmd fb; Bool ret; VG_CLEAR(create); create.handle = 0; create.size = 4096; if (drmIoctl(fd, DRM_IOCTL_I915_GEM_CREATE, &create)) return FALSE; VG_CLEAR(fb); fb.width = 64; fb.height = 16; fb.pitch = 256; fb.bpp = depth <= 8 ? 8 : depth <= 16 ? 16 : 32; fb.depth = depth; fb.handle = create.handle; ret = drmIoctl(fd, DRM_IOCTL_MODE_ADDFB, &fb) == 0; drmModeRmFB(fd, fb.fb_id); (void)drmIoctl(fd, DRM_IOCTL_GEM_CLOSE, &create.handle); return ret; } static void setup_dri(struct sna *sna) { unsigned level; sna->dri2.available = false; sna->dri3.available = false; level = sna_option_cast_to_unsigned(sna, OPTION_DRI, ~0); #if HAVE_DRI3 if (level >= 3) sna->dri3.available = !!xf86LoadSubModule(sna->scrn, "dri3"); #endif #if HAVE_DRI2 if (level >= 2) sna->dri2.available = !!xf86LoadSubModule(sna->scrn, "dri2"); #endif } static bool enable_tear_free(struct sna *sna) { /* Under certain conditions, we should enable TearFree by default, * for example when the hardware requires pageflipping to run within * its power/performance budget. */ if (sna_mode_wants_tear_free(sna)) return true; return ENABLE_TEAR_FREE; } /** * This is called before ScreenInit to do any require probing of screen * configuration. * * This code generally covers probing, module loading, option handling * card mapping, and RandR setup. * * Since xf86InitialConfiguration ends up requiring that we set video modes * in order to detect configuration, we end up having to do a lot of driver * setup (talking to the DRM, mapping the device, etc.) in this function. * As a result, we want to set up that server initialization once rather * that doing it per generation. */ static Bool sna_pre_init(ScrnInfoPtr scrn, int flags) { struct sna *sna; char buf[1024]; rgb defaultWeight = { 0, 0, 0 }; EntityInfoPtr pEnt; Gamma zeros = { 0.0, 0.0, 0.0 }; int fd; DBG(("%s flags=%x, numEntities=%d\n", __FUNCTION__, flags, scrn->numEntities)); if (scrn->numEntities != 1) return FALSE; pEnt = xf86GetEntityInfo(scrn->entityList[0]); if (pEnt == NULL) return FALSE; if (pEnt->location.type != BUS_PCI #ifdef XSERVER_PLATFORM_BUS && pEnt->location.type != BUS_PLATFORM #endif ) return FALSE; if (flags & PROBE_DETECT) return TRUE; sna_selftest(); if (((uintptr_t)scrn->driverPrivate) & 1) { if (posix_memalign((void **)&sna, 4096, sizeof(*sna))) return FALSE; memset(sna, 0, sizeof(*sna)); /* should be unnecessary */ sna->info = (void *)((uintptr_t)scrn->driverPrivate & ~1); scrn->driverPrivate = sna; sna->cpu_features = sna_cpu_detect(); sna->acpi.fd = sna_acpi_open(); } sna = to_sna(scrn); sna->scrn = scrn; sna->pEnt = pEnt; sna->flags = 0; scrn->displayWidth = 640; /* default it */ scrn->monitor = scrn->confScreen->monitor; scrn->progClock = TRUE; scrn->rgbBits = 8; fd = intel_get_device(scrn); if (fd == -1) { xf86DrvMsg(scrn->scrnIndex, X_ERROR, "Failed to claim DRM device.\n"); goto cleanup; } /* Sanity check */ if (hosted() && (sna->flags & SNA_IS_HOSTED) == 0) { xf86DrvMsg(scrn->scrnIndex, X_ERROR, "Failed to setup hosted device.\n"); goto cleanup; } intel_detect_chipset(scrn, pEnt); xf86DrvMsg(scrn->scrnIndex, X_PROBED, "CPU: %s\n", sna_cpu_features_to_string(sna->cpu_features, buf)); if (!xf86SetDepthBpp(scrn, 24, 0, 0, Support32bppFb | SupportConvert24to32 | PreferConvert24to32)) goto cleanup; switch (scrn->depth) { case 8: case 15: case 16: case 24: case 30: if ((sna->flags & SNA_IS_HOSTED) || fb_supports_depth(fd, scrn->depth)) break; default: xf86DrvMsg(scrn->scrnIndex, X_ERROR, "Given depth (%d) is not supported by the Intel driver and this chipset.\n", scrn->depth); goto cleanup; } xf86PrintDepthBpp(scrn); if (!xf86SetWeight(scrn, defaultWeight, defaultWeight)) goto cleanup; if (!xf86SetDefaultVisual(scrn, -1)) goto cleanup; sna->Options = intel_options_get(scrn); if (sna->Options == NULL) goto cleanup; sna_setup_capabilities(scrn, fd); kgem_init(&sna->kgem, fd, xf86GetPciInfoForEntity(pEnt->index), sna->info->gen); if (xf86ReturnOptValBool(sna->Options, OPTION_ACCEL_DISABLE, FALSE) || !sna_option_cast_to_bool(sna, OPTION_ACCEL_METHOD, TRUE)) { xf86DrvMsg(sna->scrn->scrnIndex, X_CONFIG, "Disabling hardware acceleration.\n"); sna->kgem.wedged = true; } /* Enable tiling by default */ sna->tiling = SNA_TILING_ALL; /* Allow user override if they set a value */ if (!xf86ReturnOptValBool(sna->Options, OPTION_TILING_2D, TRUE)) sna->tiling &= ~SNA_TILING_2D; if (xf86ReturnOptValBool(sna->Options, OPTION_TILING_FB, FALSE)) sna->tiling &= ~SNA_TILING_FB; if (sna->tiling != SNA_TILING_ALL) { xf86DrvMsg(scrn->scrnIndex, X_CONFIG, "Framebuffer %s, pixmaps %s\n", sna->tiling & SNA_TILING_FB ? "tiled" : "linear", sna->tiling & SNA_TILING_2D ? "tiled" : "linear"); xf86DrvMsg(scrn->scrnIndex, X_WARNING, "Tiling disabled, expect poor performance and increased power consumption.\n"); } if (xf86ReturnOptValBool(sna->Options, OPTION_DELETE_DP12, FALSE)) sna->flags |= SNA_REMOVE_OUTPUTS; if (!xf86ReturnOptValBool(sna->Options, OPTION_SWAPBUFFERS_WAIT, TRUE)) sna->flags |= SNA_NO_WAIT; DBG(("%s: swapbuffer wait? %s\n", __FUNCTION__, sna->flags & SNA_NO_WAIT ? "disabled" : "enabled")); if (!has_vsync(sna) || !xf86ReturnOptValBool(sna->Options, OPTION_VSYNC, TRUE)) sna->flags |= SNA_NO_VSYNC; DBG(("%s: vsync? %s\n", __FUNCTION__, sna->flags & SNA_NO_VSYNC ? "disabled" : "enabled")); if (sna->flags & SNA_IS_HOSTED || !xf86ReturnOptValBool(sna->Options, OPTION_PAGEFLIP, TRUE)) sna->flags |= SNA_NO_FLIP; DBG(("%s: page flips? %s\n", __FUNCTION__, sna->flags & SNA_NO_FLIP ? "disabled" : "enabled")); if ((sna->flags & (SNA_NO_VSYNC | SNA_NO_FLIP | SNA_NO_WAIT)) == 0 && xf86ReturnOptValBool(sna->Options, OPTION_TRIPLE_BUFFER, TRUE)) sna->flags |= SNA_TRIPLE_BUFFER; DBG(("%s: triple buffer? %s\n", __FUNCTION__, sna->flags & SNA_TRIPLE_BUFFER ? "enabled" : "disabled")); if (xf86ReturnOptValBool(sna->Options, OPTION_CRTC_PIXMAPS, FALSE)) { xf86DrvMsg(scrn->scrnIndex, X_CONFIG, "Forcing per-crtc-pixmaps.\n"); sna->flags |= SNA_FORCE_SHADOW; } if (!sna_mode_pre_init(scrn, sna)) { xf86DrvMsg(scrn->scrnIndex, X_ERROR, "No outputs and no modes.\n"); goto cleanup; } scrn->currentMode = scrn->modes; if (sna->flags & SNA_HAS_FLIP && xf86ReturnOptValBool(sna->Options, OPTION_TEAR_FREE, enable_tear_free(sna))) sna->flags |= SNA_TEAR_FREE; xf86DrvMsg(scrn->scrnIndex, X_CONFIG, "TearFree %sabled\n", sna->flags & SNA_TEAR_FREE ? "en" : "dis"); xf86SetGamma(scrn, zeros); xf86SetDpi(scrn, 0, 0); setup_dri(sna); sna->present.available = false; if (xf86ReturnOptValBool(sna->Options, OPTION_PRESENT, TRUE)) { #if HAVE_PRESENT sna->present.available = !!xf86LoadSubModule(scrn, "present"); #endif } sna_acpi_init(sna); return TRUE; cleanup: scrn->driverPrivate = (void *)((uintptr_t)sna->info | 1); free(sna); return FALSE; } static bool has_shadow(struct sna *sna) { if (!sna->mode.shadow_damage) return false; if (RegionNil(DamageRegion(sna->mode.shadow_damage))) return false; return sna->mode.flip_active == 0; } static void sna_block_handler(BLOCKHANDLER_ARGS_DECL) { #ifndef XF86_SCRN_INTERFACE struct sna *sna = to_sna(xf86Screens[arg]); #else struct sna *sna = to_sna_from_screen(arg); #endif struct timeval **tv = timeout; DBG(("%s (tv=%ld.%06ld)\n", __FUNCTION__, *tv ? (*tv)->tv_sec : -1, *tv ? (*tv)->tv_usec : 0)); sna->BlockHandler(BLOCKHANDLER_ARGS); if (*tv == NULL || ((*tv)->tv_usec | (*tv)->tv_sec) || has_shadow(sna)) sna_accel_block_handler(sna, tv); } static void sna_wakeup_handler(WAKEUPHANDLER_ARGS_DECL) { #ifndef XF86_SCRN_INTERFACE struct sna *sna = to_sna(xf86Screens[arg]); #else struct sna *sna = to_sna_from_screen(arg); #endif DBG(("%s\n", __FUNCTION__)); /* despite all appearances, result is just a signed int */ if ((int)result < 0) return; sna_acpi_wakeup(sna, read_mask); sna->WakeupHandler(WAKEUPHANDLER_ARGS); sna_accel_wakeup_handler(sna); if (FD_ISSET(sna->kgem.fd, (fd_set*)read_mask)) sna_mode_wakeup(sna); } #if HAVE_UDEV static void sna_handle_uevents(int fd, void *closure) { ScrnInfoPtr scrn = closure; struct sna *sna = to_sna(scrn); struct udev_device *dev; const char *str; struct stat s; dev_t udev_devnum; DBG(("%s\n", __FUNCTION__)); dev = udev_monitor_receive_device(sna->uevent_monitor); if (!dev) return; udev_devnum = udev_device_get_devnum(dev); if (fstat(sna->kgem.fd, &s) || memcmp(&s.st_rdev, &udev_devnum, sizeof (dev_t))) { udev_device_unref(dev); return; } str = udev_device_get_property_value(dev, "HOTPLUG"); if (str && atoi(str) == 1) { DBG(("%s: hotplug event (vtSema?=%d)\n", __FUNCTION__, sna->scrn->vtSema)); if (sna->scrn->vtSema) { sna_mode_discover(sna); sna_mode_check(sna); RRGetInfo(xf86ScrnToScreen(scrn), TRUE); } else sna->flags |= SNA_REPROBE; } udev_device_unref(dev); } static void sna_uevent_init(ScrnInfoPtr scrn) { struct sna *sna = to_sna(scrn); struct udev *u; struct udev_monitor *mon; Bool hotplug; MessageType from = X_CONFIG; if (sna->flags & SNA_IS_HOSTED) return; DBG(("%s\n", __FUNCTION__)); /* RandR will be disabled if Xinerama is active, and so generating * RR hotplug events is then verboten. */ if (!dixPrivateKeyRegistered(rrPrivKey)) return; if (!xf86GetOptValBool(sna->Options, OPTION_HOTPLUG, &hotplug)) from = X_DEFAULT, hotplug = TRUE; xf86DrvMsg(scrn->scrnIndex, from, "hotplug detection: \"%s\"\n", hotplug ? "enabled" : "disabled"); if (!hotplug) return; u = udev_new(); if (!u) return; mon = udev_monitor_new_from_netlink(u, "udev"); if (!mon) { udev_unref(u); return; } if (udev_monitor_filter_add_match_subsystem_devtype(mon, "drm", "drm_minor") < 0 || udev_monitor_enable_receiving(mon) < 0) { udev_monitor_unref(mon); udev_unref(u); return; } sna->uevent_handler = xf86AddGeneralHandler(udev_monitor_get_fd(mon), sna_handle_uevents, scrn); if (!sna->uevent_handler) { udev_monitor_unref(mon); udev_unref(u); return; } sna->uevent_monitor = mon; DBG(("%s: installed uvent handler\n", __FUNCTION__)); } static void sna_uevent_fini(ScrnInfoPtr scrn) { struct sna *sna = to_sna(scrn); struct udev *u; if (sna->uevent_handler == NULL) return; xf86RemoveGeneralHandler(sna->uevent_handler); u = udev_monitor_get_udev(sna->uevent_monitor); udev_monitor_unref(sna->uevent_monitor); udev_unref(u); sna->uevent_handler = NULL; sna->uevent_monitor = NULL; DBG(("%s: removed uvent handler\n", __FUNCTION__)); } #else static void sna_uevent_init(ScrnInfoPtr scrn) { } static void sna_uevent_fini(ScrnInfoPtr scrn) { } #endif /* HAVE_UDEV */ static void sna_leave_vt(VT_FUNC_ARGS_DECL) { SCRN_INFO_PTR(arg); DBG(("%s\n", __FUNCTION__)); sna_mode_reset(to_sna(scrn)); if (intel_put_master(scrn)) xf86DrvMsg(scrn->scrnIndex, X_WARNING, "drmDropMaster failed: %s\n", strerror(errno)); } static Bool sna_early_close_screen(CLOSE_SCREEN_ARGS_DECL) { ScrnInfoPtr scrn = xf86ScreenToScrn(screen); struct sna *sna = to_sna(scrn); DBG(("%s\n", __FUNCTION__)); /* XXX Note that we will leak kernel resources if !vtSema */ sna_uevent_fini(scrn); sna_mode_close(sna); if (sna->present.open) { sna_present_close(sna, screen); sna->present.open = false; } if (sna->dri3.open) { sna_dri3_close(sna, screen); sna->dri3.open = false; } if (sna->dri2.open) { sna_dri2_close(sna, screen); sna->dri2.open = false; } if (sna->front) { screen->DestroyPixmap(sna->front); sna->front = NULL; } if (scrn->vtSema) { intel_put_master(scrn); scrn->vtSema = FALSE; } return sna->CloseScreen(CLOSE_SCREEN_ARGS); } static Bool sna_late_close_screen(CLOSE_SCREEN_ARGS_DECL) { struct sna *sna = to_sna_from_screen(screen); DepthPtr depths; int d; DBG(("%s\n", __FUNCTION__)); sna_accel_close(sna); depths = screen->allowedDepths; for (d = 0; d < screen->numDepths; d++) free(depths[d].vids); free(depths); free(screen->visuals); return TRUE; } static Bool sna_register_all_privates(void) { #if HAS_DIXREGISTERPRIVATEKEY if (!dixRegisterPrivateKey(&sna_pixmap_key, PRIVATE_PIXMAP, 3*sizeof(void *))) return FALSE; if (!dixRegisterPrivateKey(&sna_gc_key, PRIVATE_GC, sizeof(FbGCPrivate))) return FALSE; if (!dixRegisterPrivateKey(&sna_glyph_key, PRIVATE_GLYPH, sizeof(struct sna_glyph))) return FALSE; if (!dixRegisterPrivateKey(&sna_window_key, PRIVATE_WINDOW, 3*sizeof(void *))) return FALSE; if (!dixRegisterPrivateKey(&sna_client_key, PRIVATE_CLIENT, sizeof(struct sna_client))) return FALSE; #else if (!dixRequestPrivate(&sna_pixmap_key, 3*sizeof(void *))) return FALSE; if (!dixRequestPrivate(&sna_gc_key, sizeof(FbGCPrivate))) return FALSE; if (!dixRequestPrivate(&sna_glyph_key, sizeof(struct sna_glyph))) return FALSE; if (!dixRequestPrivate(&sna_window_key, 3*sizeof(void *))) return FALSE; if (!dixRequestPrivate(&sna_client_key, sizeof(struct sna_client))) return FALSE; #endif return TRUE; } static void sna_dri_init(struct sna *sna, ScreenPtr screen) { char str[128] = ""; if (sna->dri2.available) sna->dri2.open = sna_dri2_open(sna, screen); if (sna->dri2.open) strcat(str, "DRI2 "); if (sna->dri3.available) sna->dri3.open = sna_dri3_open(sna, screen); if (sna->dri3.open) strcat(str, "DRI3 "); if (*str) xf86DrvMsg(sna->scrn->scrnIndex, X_INFO, "direct rendering: %senabled\n", str); } static size_t agp_aperture_size(struct pci_device *dev, int gen) { return dev->regions[gen < 030 ? 0 : 2].size; } static Bool sna_screen_init(SCREEN_INIT_ARGS_DECL) { ScrnInfoPtr scrn = xf86ScreenToScrn(screen); struct sna *sna = to_sna(scrn); struct pci_device *pci; VisualPtr visuals; DepthPtr depths; int nvisuals; int ndepths; int rootdepth; VisualID defaultVisual; DBG(("%s\n", __FUNCTION__)); assert(sna->scrn == scrn); assert(scrn->pScreen == NULL); /* set afterwards */ assert(sna->freed_pixmap == NULL); if (!sna_register_all_privates()) return FALSE; pci = xf86GetPciInfoForEntity(sna->pEnt->index); if (pci != NULL) scrn->videoRam = agp_aperture_size(pci, sna->kgem.gen) / 1024; else scrn->videoRam = 256; miClearVisualTypes(); if (!miSetVisualTypes(scrn->depth, miGetDefaultVisualMask(scrn->depth), scrn->rgbBits, scrn->defaultVisual)) return FALSE; if (!miSetPixmapDepths()) return FALSE; rootdepth = 0; if (!miInitVisuals(&visuals, &depths, &nvisuals, &ndepths, &rootdepth, &defaultVisual, ((unsigned long)1 << (scrn->bitsPerPixel - 1)), 8, -1)) return FALSE; if (!miScreenInit(screen, NULL, scrn->virtualX, scrn->virtualY, scrn->xDpi, scrn->yDpi, 0, rootdepth, ndepths, depths, defaultVisual, nvisuals, visuals)) return FALSE; if (scrn->bitsPerPixel > 8) { /* Fixup RGB ordering */ VisualPtr visual = screen->visuals + screen->numVisuals; while (--visual >= screen->visuals) { if ((visual->class | DynamicClass) == DirectColor) { visual->offsetRed = scrn->offset.red; visual->offsetGreen = scrn->offset.green; visual->offsetBlue = scrn->offset.blue; visual->redMask = scrn->mask.red; visual->greenMask = scrn->mask.green; visual->blueMask = scrn->mask.blue; } } } assert(screen->CloseScreen == NULL); screen->CloseScreen = sna_late_close_screen; if (!sna_accel_init(screen, sna)) { xf86DrvMsg(scrn->scrnIndex, X_ERROR, "Hardware acceleration initialization failed\n"); return FALSE; } xf86SetBlackWhitePixels(screen); xf86SetBackingStore(screen); xf86SetSilkenMouse(screen); if (!miDCInitialize(screen, xf86GetPointerScreenFuncs())) return FALSE; if (sna_cursors_init(screen, sna)) xf86DrvMsg(scrn->scrnIndex, X_INFO, "HW Cursor enabled\n"); /* Must force it before EnterVT, so we are in control of VT and * later memory should be bound when allocating, e.g rotate_mem */ scrn->vtSema = TRUE; sna->BlockHandler = screen->BlockHandler; screen->BlockHandler = sna_block_handler; sna->WakeupHandler = screen->WakeupHandler; screen->WakeupHandler = sna_wakeup_handler; screen->SaveScreen = sna_save_screen; screen->CreateScreenResources = sna_create_screen_resources; sna->CloseScreen = screen->CloseScreen; screen->CloseScreen = sna_early_close_screen; if (!xf86CrtcScreenInit(screen)) return FALSE; xf86RandR12SetRotations(screen, RR_Rotate_All | RR_Reflect_All); xf86RandR12SetTransformSupport(screen, TRUE); if (!miCreateDefColormap(screen)) return FALSE; if (sna->mode.num_real_crtc && !xf86HandleColormaps(screen, 256, 8, sna_load_palette, NULL, CMAP_RELOAD_ON_MODE_SWITCH | CMAP_PALETTED_TRUECOLOR)) return FALSE; xf86DPMSInit(screen, xf86DPMSSet, 0); sna_video_init(sna, screen); sna_dri_init(sna, screen); if (sna->present.available) sna->present.open = sna_present_open(sna, screen); if (sna->present.open) xf86DrvMsg(sna->scrn->scrnIndex, X_INFO, "hardware support for Present enabled\n"); if (serverGeneration == 1) xf86ShowUnusedOptions(scrn->scrnIndex, scrn->options); sna->suspended = FALSE; sna_uevent_init(scrn); return TRUE; } static void sna_adjust_frame(ADJUST_FRAME_ARGS_DECL) { SCRN_INFO_PTR(arg); DBG(("%s(%d, %d)\n", __FUNCTION__, x, y)); sna_mode_adjust_frame(to_sna(scrn), x, y); } static void sna_free_screen(FREE_SCREEN_ARGS_DECL) { SCRN_INFO_PTR(arg); struct sna *sna = to_sna(scrn); DBG(("%s\n", __FUNCTION__)); if ((uintptr_t)sna & 1) return; scrn->driverPrivate = (void *)((uintptr_t)sna->info | 1); sna_mode_fini(sna); sna_acpi_fini(sna); free(sna); intel_put_device(scrn); } static Bool sna_enter_vt(VT_FUNC_ARGS_DECL) { SCRN_INFO_PTR(arg); struct sna *sna = to_sna(scrn); DBG(("%s\n", __FUNCTION__)); if (intel_get_master(scrn)) return FALSE; if (sna->flags & SNA_REPROBE) { DBG(("%s: reporting deferred hotplug event\n", __FUNCTION__)); sna_mode_discover(sna); RRGetInfo(xf86ScrnToScreen(scrn), TRUE); sna->flags &= ~SNA_REPROBE; } return sna_set_desired_mode(sna); } static Bool sna_switch_mode(SWITCH_MODE_ARGS_DECL) { SCRN_INFO_PTR(arg); DBG(("%s\n", __FUNCTION__)); return xf86SetSingleMode(scrn, mode, RR_Rotate_0); } static ModeStatus sna_valid_mode(SCRN_ARG_TYPE arg, DisplayModePtr mode, Bool verbose, int flags) { return MODE_OK; } #ifndef SUSPEND_SLEEP #define SUSPEND_SLEEP 0 #endif #ifndef RESUME_SLEEP #define RESUME_SLEEP 0 #endif /* * This function is only required if we need to do anything differently from * DoApmEvent() in common/xf86PM.c, including if we want to see events other * than suspend/resume. */ static Bool sna_pm_event(SCRN_ARG_TYPE arg, pmEvent event, Bool undo) { SCRN_INFO_PTR(arg); struct sna *sna = to_sna(scrn); DBG(("%s\n", __FUNCTION__)); switch (event) { case XF86_APM_SYS_SUSPEND: case XF86_APM_CRITICAL_SUSPEND: /*do we want to delay a critical suspend? */ case XF86_APM_USER_SUSPEND: case XF86_APM_SYS_STANDBY: case XF86_APM_USER_STANDBY: if (!undo && !sna->suspended) { scrn->LeaveVT(VT_FUNC_ARGS(0)); sna->suspended = TRUE; sleep(SUSPEND_SLEEP); } else if (undo && sna->suspended) { sleep(RESUME_SLEEP); scrn->EnterVT(VT_FUNC_ARGS(0)); sna->suspended = FALSE; } break; case XF86_APM_STANDBY_RESUME: case XF86_APM_NORMAL_RESUME: case XF86_APM_CRITICAL_RESUME: if (sna->suspended) { sleep(RESUME_SLEEP); scrn->EnterVT(VT_FUNC_ARGS(0)); sna->suspended = FALSE; /* * Turn the screen saver off when resuming. This seems to be * needed to stop xscreensaver kicking in (when used). * * XXX DoApmEvent() should probably call this just like * xf86VTSwitch() does. Maybe do it here only in 4.2 * compatibility mode. */ SaveScreens(SCREEN_SAVER_FORCER, ScreenSaverReset); } break; /* This is currently used for ACPI */ case XF86_APM_CAPABILITY_CHANGED: SaveScreens(SCREEN_SAVER_FORCER, ScreenSaverReset); break; default: ERR(("sna_pm_event: received APM event %d\n", event)); } return TRUE; } static Bool sna_enter_vt__hosted(VT_FUNC_ARGS_DECL) { return TRUE; } static void sna_leave_vt__hosted(VT_FUNC_ARGS_DECL) { } static void describe_kms(ScrnInfoPtr scrn) { int fd = __intel_peek_fd(scrn); drm_version_t version; char name[128] = ""; char date[128] = ""; memset(&version, 0, sizeof(version)); version.name_len = sizeof(name) - 1; version.name = name; version.date_len = sizeof(date) - 1; version.date = date; if (drmIoctl(fd, DRM_IOCTL_VERSION, &version)) return; xf86DrvMsg(scrn->scrnIndex, X_INFO, "Using Kernel Mode Setting driver: %s, version %d.%d.%d %s\n", version.name, version.version_major, version.version_minor, version.version_patchlevel, version.date); } static void describe_sna(ScrnInfoPtr scrn) { #if defined(USE_GIT_DESCRIBE) xf86DrvMsg(scrn->scrnIndex, X_INFO, "SNA compiled from %s\n", git_version); #elif defined(BUILDER_DESCRIPTION) xf86DrvMsg(scrn->scrnIndex, X_INFO, "SNA compiled: %s\n", BUILDER_DESCRIPTION); #endif #if !NDEBUG xf86DrvMsg(scrn->scrnIndex, X_INFO, "SNA compiled with assertions enabled\n"); #endif #if DEBUG_SYNC xf86DrvMsg(scrn->scrnIndex, X_INFO, "SNA compiled with synchronous rendering\n"); #endif #if DEBUG_MEMORY xf86DrvMsg(scrn->scrnIndex, X_INFO, "SNA compiled with memory allocation reporting enabled\n"); #endif #if DEBUG_PIXMAP xf86DrvMsg(scrn->scrnIndex, X_INFO, "SNA compiled with extra pixmap/damage validation\n"); #endif #ifdef HAVE_VALGRIND xf86DrvMsg(scrn->scrnIndex, X_INFO, "SNA compiled for use with valgrind\n"); VALGRIND_PRINTF("SNA compiled for use with valgrind\n"); #endif DBG(("pixman version: %s\n", pixman_version_string())); } Bool sna_init_scrn(ScrnInfoPtr scrn, int entity_num) { DBG(("%s: entity_num=%d\n", __FUNCTION__, entity_num)); describe_kms(scrn); describe_sna(scrn); scrn->PreInit = sna_pre_init; scrn->ScreenInit = sna_screen_init; if (!hosted()) { scrn->SwitchMode = sna_switch_mode; scrn->AdjustFrame = sna_adjust_frame; scrn->EnterVT = sna_enter_vt; scrn->LeaveVT = sna_leave_vt; scrn->ValidMode = sna_valid_mode; scrn->PMEvent = sna_pm_event; } else { scrn->EnterVT = sna_enter_vt__hosted; scrn->LeaveVT = sna_leave_vt__hosted; } scrn->FreeScreen = sna_free_screen; xf86SetEntitySharable(entity_num); xf86SetEntityInstanceForScreen(scrn, entity_num, xf86GetNumEntityInstances(entity_num)-1); sna_threads_init(); return TRUE; } #if HAS_DEBUG_FULL _X_ATTRIBUTE_PRINTF(1, 0) void LogF(const char *f, ...) { va_list ap; /* As we not only may be called from any context, we may also * be called from a thread whilst the main thread is handling * signals, therefore we have to use the signal-safe variants * or else we trip over false positive assertions. */ va_start(ap, f); #if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(1,12,99,901,0) LogVMessageVerbSigSafe(X_NONE, 1, f, ap); #else LogVMessageVerb(X_NONE, 1, f, ap); #endif va_end(ap); } #endif