From 91c9c847299a1f27c92f8663902fcee72a65f9e4 Mon Sep 17 00:00:00 2001 From: Eric Anholt Date: Tue, 16 Aug 2005 17:20:18 +0000 Subject: Remove the long-stale BSD non-core bits. Prodded by: CVS breakage resulting in complaints about this directory. --- bsd/drm_drv.h | 1157 --------------------------------------------------------- 1 file changed, 1157 deletions(-) delete mode 100644 bsd/drm_drv.h (limited to 'bsd/drm_drv.h') diff --git a/bsd/drm_drv.h b/bsd/drm_drv.h deleted file mode 100644 index 4e82ef81..00000000 --- a/bsd/drm_drv.h +++ /dev/null @@ -1,1157 +0,0 @@ -/* drm_drv.h -- Generic driver template -*- linux-c -*- - * Created: Thu Nov 23 03:10:50 2000 by gareth@valinux.com - * - * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas. - * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. - * 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, sublicense, - * 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 NONINFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEMS 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. - * - * Authors: - * Rickard E. (Rik) Faith - * Gareth Hughes - * - */ - -/* - * To use this template, you must at least define the following (samples - * given for the MGA driver): - * - * #define DRIVER_AUTHOR "VA Linux Systems, Inc." - * - * #define DRIVER_NAME "mga" - * #define DRIVER_DESC "Matrox G200/G400" - * #define DRIVER_DATE "20001127" - * - * #define DRIVER_MAJOR 2 - * #define DRIVER_MINOR 0 - * #define DRIVER_PATCHLEVEL 2 - * - * #define DRIVER_IOCTL_COUNT DRM_ARRAY_SIZE( mga_ioctls ) - * - * #define DRM(x) mga_##x - */ - -#ifndef __MUST_HAVE_AGP -#define __MUST_HAVE_AGP 0 -#endif -#ifndef __HAVE_CTX_BITMAP -#define __HAVE_CTX_BITMAP 0 -#endif -#ifndef __HAVE_IRQ -#define __HAVE_IRQ 0 -#endif -#ifndef __HAVE_DMA_QUEUE -#define __HAVE_DMA_QUEUE 0 -#endif -#ifndef __HAVE_DMA_SCHEDULE -#define __HAVE_DMA_SCHEDULE 0 -#endif -#ifndef __HAVE_DMA_QUIESCENT -#define __HAVE_DMA_QUIESCENT 0 -#endif -#ifndef __HAVE_RELEASE -#define __HAVE_RELEASE 0 -#endif -#ifndef __HAVE_COUNTERS -#define __HAVE_COUNTERS 0 -#endif -#ifndef __HAVE_SG -#define __HAVE_SG 0 -#endif - -#ifndef DRIVER_IOCTLS -#define DRIVER_IOCTLS -#endif -#ifndef DRIVER_FOPS -#endif - -#if 1 && DRM_DEBUG_CODE -int DRM(flags) = DRM_FLAG_DEBUG; -#else -int DRM(flags) = 0; -#endif - -static int DRM(init)(device_t nbdev); -static void DRM(cleanup)(drm_device_t *dev); - -#ifdef __FreeBSD__ -#define DRIVER_SOFTC(unit) \ - ((drm_device_t *) devclass_get_softc(DRM(devclass), unit)) - -#if __REALLY_HAVE_AGP -MODULE_DEPEND(DRIVER_NAME, agp, 1, 1, 1); -#endif -#endif /* __FreeBSD__ */ - -#ifdef __NetBSD__ -#define DRIVER_SOFTC(unit) \ - ((drm_device_t *) device_lookup(&DRM(cd), unit)) -#endif /* __NetBSD__ */ - -static drm_ioctl_desc_t DRM(ioctls)[] = { - [DRM_IOCTL_NR(DRM_IOCTL_VERSION)] = { DRM(version), 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_UNIQUE)] = { DRM(getunique), 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAGIC)] = { DRM(getmagic), 0, 0 }, -#if __HAVE_IRQ - [DRM_IOCTL_NR(DRM_IOCTL_IRQ_BUSID)] = { DRM(irq_by_busid), 0, 1 }, -#endif - [DRM_IOCTL_NR(DRM_IOCTL_GET_MAP)] = { DRM(getmap), 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CLIENT)] = { DRM(getclient), 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_STATS)] = { DRM(getstats), 0, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_SET_VERSION)] = { DRM(setversion), 0, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_SET_UNIQUE)] = { DRM(setunique), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_BLOCK)] = { DRM(noop), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNBLOCK)] = { DRM(noop), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AUTH_MAGIC)] = { DRM(authmagic), 1, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_MAP)] = { DRM(addmap), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_MAP)] = { DRM(rmmap), 1, 0 }, - -#if __HAVE_CTX_BITMAP - [DRM_IOCTL_NR(DRM_IOCTL_SET_SAREA_CTX)] = { DRM(setsareactx), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_SAREA_CTX)] = { DRM(getsareactx), 1, 0 }, -#endif - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_CTX)] = { DRM(addctx), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_CTX)] = { DRM(rmctx), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MOD_CTX)] = { DRM(modctx), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_GET_CTX)] = { DRM(getctx), 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_SWITCH_CTX)] = { DRM(switchctx), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_NEW_CTX)] = { DRM(newctx), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RES_CTX)] = { DRM(resctx), 1, 0 }, - - [DRM_IOCTL_NR(DRM_IOCTL_ADD_DRAW)] = { DRM(adddraw), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_RM_DRAW)] = { DRM(rmdraw), 1, 1 }, - - [DRM_IOCTL_NR(DRM_IOCTL_LOCK)] = { DRM(lock), 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_UNLOCK)] = { DRM(unlock), 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_FINISH)] = { DRM(noop), 1, 0 }, - -#if __HAVE_DMA - [DRM_IOCTL_NR(DRM_IOCTL_ADD_BUFS)] = { DRM(addbufs), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_MARK_BUFS)] = { DRM(markbufs), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_INFO_BUFS)] = { DRM(infobufs), 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_MAP_BUFS)] = { DRM(mapbufs), 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_FREE_BUFS)] = { DRM(freebufs), 1, 0 }, - /* The DRM_IOCTL_DMA ioctl should be defined by the driver. */ -#endif -#if __HAVE_IRQ || __HAVE_DMA - [DRM_IOCTL_NR(DRM_IOCTL_CONTROL)] = { DRM(control), 1, 1 }, -#endif - -#if __REALLY_HAVE_AGP - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ACQUIRE)] = { DRM(agp_acquire), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_RELEASE)] = { DRM(agp_release), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ENABLE)] = { DRM(agp_enable), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_INFO)] = { DRM(agp_info), 1, 0 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_ALLOC)] = { DRM(agp_alloc), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_FREE)] = { DRM(agp_free), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_BIND)] = { DRM(agp_bind), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_AGP_UNBIND)] = { DRM(agp_unbind), 1, 1 }, -#endif - -#if __HAVE_SG - [DRM_IOCTL_NR(DRM_IOCTL_SG_ALLOC)] = { DRM(sg_alloc), 1, 1 }, - [DRM_IOCTL_NR(DRM_IOCTL_SG_FREE)] = { DRM(sg_free), 1, 1 }, -#endif - -#if __HAVE_VBL_IRQ - [DRM_IOCTL_NR(DRM_IOCTL_WAIT_VBLANK)] = { DRM(wait_vblank), 0, 0 }, -#endif - - DRIVER_IOCTLS -}; - -#define DRIVER_IOCTL_COUNT DRM_ARRAY_SIZE( DRM(ioctls) ) - -const char *DRM(find_description)(int vendor, int device); - -#ifdef __FreeBSD__ -static struct cdevsw DRM(cdevsw) = { -#if __FreeBSD_version >= 502103 - .d_version = D_VERSION, -#endif - .d_open = DRM( open ), - .d_close = DRM( close ), - .d_read = DRM( read ), - .d_ioctl = DRM( ioctl ), - .d_poll = DRM( poll ), - .d_mmap = DRM( mmap ), - .d_name = DRIVER_NAME, -#if __FreeBSD_version >= 502103 - .d_flags = D_TRACKCLOSE | D_NEEDGIANT, -#else - .d_maj = 145, - .d_flags = D_TRACKCLOSE, -#endif -#if __FreeBSD_version < 500000 - .d_bmaj = -1 -#endif -}; - -#include "drm_pciids.h" - -static drm_pci_id_list_t DRM(pciidlist)[] = { - DRM(PCI_IDS) -}; - -static int DRM(probe)(device_t dev) -{ - const char *s = NULL; - int pciid, vendor, device; - - /* XXX: Cope with agp bridge device? */ - if (!strcmp(device_get_name(dev), "drmsub")) - pciid = pci_get_devid(device_get_parent(dev)); - else - pciid = pci_get_devid(dev); - - vendor = (pciid & 0x0000ffff); - device = (pciid & 0xffff0000) >> 16; - - s = DRM(find_description)(vendor, device); - if (s != NULL) { - device_set_desc(dev, s); - return 0; - } - - return ENXIO; -} - -static int DRM(attach)(device_t dev) -{ - return DRM(init)(dev); -} - -static int DRM(detach)(device_t dev) -{ - DRM(cleanup)(device_get_softc(dev)); - return 0; -} -static device_method_t DRM(methods)[] = { - /* Device interface */ - DEVMETHOD(device_probe, DRM(probe)), - DEVMETHOD(device_attach, DRM(attach)), - DEVMETHOD(device_detach, DRM(detach)), - - { 0, 0 } -}; - -#ifndef DRM_DEV_NAME -#define DRM_DEV_NAME "drm" -#endif - -static driver_t DRM(driver) = { - DRM_DEV_NAME, - DRM(methods), - sizeof(drm_device_t), -}; - -static devclass_t DRM(devclass); - -#elif defined(__NetBSD__) - -static struct cdevsw DRM(cdevsw) = { - DRM(open), - DRM(close), - DRM(read), - nowrite, - DRM(ioctl), - nostop, - notty, - DRM(poll), - DRM(mmap), - nokqfilter, - D_TTY -}; - -int DRM(refcnt) = 0; -#if __NetBSD_Version__ >= 106080000 -MOD_DEV( DRIVER_NAME, DRIVER_NAME, NULL, -1, &DRM(cdevsw), CDEV_MAJOR); -#else -MOD_DEV( DRIVER_NAME, LM_DT_CHAR, CDEV_MAJOR, &DRM(cdevsw) ); -#endif - -int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver); -static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd); - -int DRM(modprobe)(); -int DRM(probe)(struct pci_attach_args *pa); -void DRM(attach)(struct pci_attach_args *pa, dev_t kdev); - -int DRM(lkmentry)(struct lkm_table *lkmtp, int cmd, int ver) { - DISPATCH(lkmtp, cmd, ver, DRM(lkmhandle), DRM(lkmhandle), DRM(lkmhandle)); -} - -static int DRM(lkmhandle)(struct lkm_table *lkmtp, int cmd) -{ - int j, error = 0; -#if defined(__NetBSD__) && (__NetBSD_Version__ > 106080000) - struct lkm_dev *args = lkmtp->private.lkm_dev; -#endif - - switch(cmd) { - case LKM_E_LOAD: - if (lkmexists(lkmtp)) - return EEXIST; - - if(DRM(modprobe)()) - return 0; - - return 1; - - case LKM_E_UNLOAD: - if (DRM(refcnt) > 0) - return (EBUSY); - break; - case LKM_E_STAT: - break; - - default: - error = EIO; - break; - } - - return error; -} - -int DRM(modprobe)() { - struct pci_attach_args pa; - int error = 0; - if((error = pci_find_device(&pa, DRM(probe))) != 0) - DRM(attach)(&pa, 0); - - return error; -} - -int DRM(probe)(struct pci_attach_args *pa) -{ - const char *desc; - - desc = DRM(find_description)(PCI_VENDOR(pa->pa_id), - PCI_PRODUCT(pa->pa_id)); - if (desc != NULL) { - return 1; - } - - return 0; -} - -void DRM(attach)(struct pci_attach_args *pa, dev_t kdev) -{ - int i; - drm_device_t *dev; - - config_makeroom(kdev, &DRM(cd)); - DRM(cd).cd_devs[(kdev)] = DRM(alloc)(sizeof(drm_device_t), - DRM_MEM_DRIVER); - dev = DRIVER_SOFTC(kdev); - - memset(dev, 0, sizeof(drm_device_t)); - memcpy(&dev->pa, pa, sizeof(dev->pa)); - - DRM_INFO("%s", DRM(find_description)(PCI_VENDOR(pa->pa_id), PCI_PRODUCT(pa->pa_id))); - DRM(init)(dev); -} - -int DRM(detach)(struct device *self, int flags) -{ - DRM(cleanup)((drm_device_t *)self); - return 0; -} - -int DRM(activate)(struct device *self, enum devact act) -{ - switch (act) { - case DVACT_ACTIVATE: - return (EOPNOTSUPP); - break; - - case DVACT_DEACTIVATE: - /* FIXME */ - break; - } - return (0); -} -#endif /* __NetBSD__ */ - -const char *DRM(find_description)(int vendor, int device) { - int i = 0; - - for (i = 0; DRM(pciidlist)[i].vendor != 0; i++) { - if ((DRM(pciidlist)[i].vendor == vendor) && - (DRM(pciidlist)[i].device == device)) { - return DRM(pciidlist)[i].name; - } - } - return NULL; -} - -/* Initialize the DRM on first open. */ -static int DRM(setup)( drm_device_t *dev ) -{ - int i; - - DRM_SPINLOCK_ASSERT(&dev->dev_lock); - - if (dev->fn_tbl.presetup) - dev->fn_tbl.presetup(dev); - - dev->buf_use = 0; - -#if __HAVE_DMA - i = DRM(dma_setup)( dev ); - if ( i != 0 ) - return i; -#endif - - dev->counters = 6 + __HAVE_COUNTERS; - dev->types[0] = _DRM_STAT_LOCK; - dev->types[1] = _DRM_STAT_OPENS; - dev->types[2] = _DRM_STAT_CLOSES; - dev->types[3] = _DRM_STAT_IOCTLS; - dev->types[4] = _DRM_STAT_LOCKS; - dev->types[5] = _DRM_STAT_UNLOCKS; -#ifdef __HAVE_COUNTER6 - dev->types[6] = __HAVE_COUNTER6; -#endif -#ifdef __HAVE_COUNTER7 - dev->types[7] = __HAVE_COUNTER7; -#endif -#ifdef __HAVE_COUNTER8 - dev->types[8] = __HAVE_COUNTER8; -#endif -#ifdef __HAVE_COUNTER9 - dev->types[9] = __HAVE_COUNTER9; -#endif -#ifdef __HAVE_COUNTER10 - dev->types[10] = __HAVE_COUNTER10; -#endif -#ifdef __HAVE_COUNTER11 - dev->types[11] = __HAVE_COUNTER11; -#endif -#ifdef __HAVE_COUNTER12 - dev->types[12] = __HAVE_COUNTER12; -#endif -#ifdef __HAVE_COUNTER13 - dev->types[13] = __HAVE_COUNTER13; -#endif -#ifdef __HAVE_COUNTER14 - dev->types[14] = __HAVE_COUNTER14; -#endif -#ifdef __HAVE_COUNTER15 - dev->types[14] = __HAVE_COUNTER14; -#endif - - for ( i = 0 ; i < DRM_ARRAY_SIZE(dev->counts) ; i++ ) - atomic_set( &dev->counts[i], 0 ); - - for ( i = 0 ; i < DRM_HASH_SIZE ; i++ ) { - dev->magiclist[i].head = NULL; - dev->magiclist[i].tail = NULL; - } - - dev->lock.hw_lock = NULL; - dev->lock.lock_queue = 0; - dev->irq_enabled = 0; - dev->context_flag = 0; - dev->last_context = 0; - dev->if_version = 0; - -#ifdef __FreeBSD__ - dev->buf_sigio = NULL; -#elif defined(__NetBSD__) - dev->buf_pgid = 0; -#endif - - DRM_DEBUG( "\n" ); - - if (dev->fn_tbl.postsetup) - dev->fn_tbl.postsetup(dev); - - return 0; -} - -/* Free resources associated with the DRM on the last close. */ -static int DRM(takedown)( drm_device_t *dev ) -{ - drm_magic_entry_t *pt, *next; - drm_local_map_t *map; - drm_map_list_entry_t *list; - int i; - - DRM_SPINLOCK_ASSERT(&dev->dev_lock); - - DRM_DEBUG( "\n" ); - - if (dev->fn_tbl.pretakedown) - dev->fn_tbl.pretakedown(dev); - -#if __HAVE_IRQ - if (dev->irq_enabled) - DRM(irq_uninstall)( dev ); -#endif - - if ( dev->unique ) { - DRM(free)( dev->unique, strlen( dev->unique ) + 1, - DRM_MEM_DRIVER ); - dev->unique = NULL; - dev->unique_len = 0; - } - /* Clear pid list */ - for ( i = 0 ; i < DRM_HASH_SIZE ; i++ ) { - for ( pt = dev->magiclist[i].head ; pt ; pt = next ) { - next = pt->next; - DRM(free)( pt, sizeof(*pt), DRM_MEM_MAGIC ); - } - dev->magiclist[i].head = dev->magiclist[i].tail = NULL; - } - -#if __REALLY_HAVE_AGP - /* Clear AGP information */ - if ( dev->agp ) { - drm_agp_mem_t *entry; - drm_agp_mem_t *nexte; - - /* Remove AGP resources, but leave dev->agp - intact until DRM(cleanup) is called. */ - for ( entry = dev->agp->memory ; entry ; entry = nexte ) { - nexte = entry->next; - if ( entry->bound ) DRM(unbind_agp)( entry->handle ); - DRM(free_agp)( entry->handle, entry->pages ); - DRM(free)( entry, sizeof(*entry), DRM_MEM_AGPLISTS ); - } - dev->agp->memory = NULL; - - if ( dev->agp->acquired ) DRM(agp_do_release)(); - - dev->agp->acquired = 0; - dev->agp->enabled = 0; - } -#endif -#if __REALLY_HAVE_SG - if (dev->sg != NULL) { - DRM(sg_cleanup)(dev->sg); - dev->sg = NULL; - } -#endif - - if (dev->maplist != NULL) { - while ((list=TAILQ_FIRST(dev->maplist))) { - map = list->map; - switch ( map->type ) { - case _DRM_REGISTERS: - DRM(ioremapfree)(map); - /* FALLTHROUGH */ - case _DRM_FRAME_BUFFER: -#if __REALLY_HAVE_MTRR - if (map->mtrr) { - int __unused retcode; - - retcode = DRM(mtrr_del)(map->offset, - map->size, DRM_MTRR_WC); - DRM_DEBUG("mtrr_del = %d", retcode); - } -#endif - break; - case _DRM_SHM: - DRM(free)(map->handle, - map->size, - DRM_MEM_SAREA); - break; - - case _DRM_AGP: - case _DRM_SCATTER_GATHER: - /* Do nothing here, because this is all - * handled in the AGP/GART/SG functions. - */ - break; - } - TAILQ_REMOVE(dev->maplist, list, link); - DRM(free)(list, sizeof(*list), DRM_MEM_MAPS); - DRM(free)(map, sizeof(*map), DRM_MEM_MAPS); - } - } - -#if __HAVE_DMA - DRM(dma_takedown)( dev ); -#endif - if ( dev->lock.hw_lock ) { - dev->lock.hw_lock = NULL; /* SHM removed */ - dev->lock.filp = NULL; - DRM_WAKEUP_INT((void *)&dev->lock.lock_queue); - } - - return 0; -} - -/* linux: drm_init is called via init_module at module load time, or via - * linux/init/main.c (this is not currently supported). - * bsd: drm_init is called via the attach function per device. - */ -static int DRM(init)( device_t nbdev ) -{ - int unit; -#ifdef __FreeBSD__ - drm_device_t *dev; -#elif defined(__NetBSD__) - drm_device_t *dev = nbdev; -#endif -#if __HAVE_CTX_BITMAP - int retcode; -#endif - DRM_DEBUG( "\n" ); - -#ifdef __FreeBSD__ - unit = device_get_unit(nbdev); - dev = device_get_softc(nbdev); - memset( (void *)dev, 0, sizeof(*dev) ); - - if (!strcmp(device_get_name(nbdev), "drmsub")) - dev->device = device_get_parent(nbdev); - else - dev->device = nbdev; - - /* dev_priv_size can be changed by a driver in driver_register_fns */ - dev->dev_priv_size = sizeof(u32); - DRM(driver_register_fns)(dev); - - if (dev->fn_tbl.preinit) - dev->fn_tbl.preinit(dev, 0); - - dev->devnode = make_dev( &DRM(cdevsw), - unit, - DRM_DEV_UID, - DRM_DEV_GID, - DRM_DEV_MODE, - "dri/card%d", unit ); -#if __FreeBSD_version >= 500000 - mtx_init(&dev->dev_lock, "drm device", NULL, MTX_DEF); -#endif -#elif defined(__NetBSD__) - unit = minor(dev->device.dv_unit); - - /* dev_priv_size can be changed by a driver in driver_register_fns */ - dev->dev_priv_size = sizeof(u32); - DRM(driver_register_fns)(dev); - - if (dev->fn_tbl.preinit) - dev->fn_tbl.preinit(dev, 0); - -#endif - - dev->irq = pci_get_irq(dev->device); - /* XXX Fix domain number (alpha hoses) */ - dev->pci_domain = 0; - dev->pci_bus = pci_get_bus(dev->device); - dev->pci_slot = pci_get_slot(dev->device); - dev->pci_func = pci_get_function(dev->device); - - dev->maplist = DRM(calloc)(1, sizeof(*dev->maplist), DRM_MEM_MAPS); - if (dev->maplist == NULL) { - retcode = ENOMEM; - goto error; - } - TAILQ_INIT(dev->maplist); - - dev->name = DRIVER_NAME; - DRM(mem_init)(); - DRM(sysctl_init)(dev); - TAILQ_INIT(&dev->files); - -#if __REALLY_HAVE_AGP - dev->agp = DRM(agp_init)(); -#if __MUST_HAVE_AGP - if ( dev->agp == NULL ) { - DRM_ERROR( "Cannot initialize the agpgart module.\n" ); - retcode = DRM_ERR(ENOMEM); - goto error; - } -#endif /* __MUST_HAVE_AGP */ -#if __REALLY_HAVE_MTRR - if (dev->agp) { - if (DRM(mtrr_add)(dev->agp->info.ai_aperture_base, - dev->agp->info.ai_aperture_size, DRM_MTRR_WC) == 0) - dev->agp->mtrr = 1; - } -#endif /* __REALLY_HAVE_MTRR */ -#endif /* __REALLY_HAVE_AGP */ - -#if __HAVE_CTX_BITMAP - retcode = DRM(ctxbitmap_init)( dev ); - if (retcode != 0) { - DRM_ERROR( "Cannot allocate memory for context bitmap.\n" ); - goto error; - } -#endif - - DRM_INFO( "Initialized %s %d.%d.%d %s on minor %d\n", - DRIVER_NAME, - DRIVER_MAJOR, - DRIVER_MINOR, - DRIVER_PATCHLEVEL, - DRIVER_DATE, - unit ); - - if (dev->fn_tbl.postinit) - dev->fn_tbl.postinit(dev, 0); - - return 0; - -error: - DRM(sysctl_cleanup)(dev); - DRM_LOCK(); - DRM(takedown)(dev); - DRM_UNLOCK(); -#ifdef __FreeBSD__ - destroy_dev(dev->devnode); -#if __FreeBSD_version >= 500000 - mtx_destroy(&dev->dev_lock); -#endif -#endif - DRM(free)(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS); - return retcode; -} - -/* linux: drm_cleanup is called via cleanup_module at module unload time. - * bsd: drm_cleanup is called per device at module unload time. - * FIXME: NetBSD - */ -static void DRM(cleanup)(drm_device_t *dev) -{ - - DRM_DEBUG( "\n" ); - - DRM(sysctl_cleanup)( dev ); -#ifdef __FreeBSD__ - destroy_dev(dev->devnode); -#endif -#if __HAVE_CTX_BITMAP - DRM(ctxbitmap_cleanup)( dev ); -#endif - -#if __REALLY_HAVE_AGP && __REALLY_HAVE_MTRR - if (dev->agp && dev->agp->mtrr) { - int __unused retcode; - - retcode = DRM(mtrr_del)(dev->agp->info.ai_aperture_base, - dev->agp->info.ai_aperture_size, DRM_MTRR_WC); - DRM_DEBUG("mtrr_del = %d", retcode); - } -#endif - - DRM_LOCK(); - DRM(takedown)( dev ); - DRM_UNLOCK(); - -#if __REALLY_HAVE_AGP - if ( dev->agp ) { - DRM(agp_uninit)(); - DRM(free)( dev->agp, sizeof(*dev->agp), DRM_MEM_AGPLISTS ); - dev->agp = NULL; - } -#endif - if (dev->fn_tbl.postcleanup) - dev->fn_tbl.postcleanup(dev); - - DRM(mem_uninit)(); -#if defined(__FreeBSD__) && __FreeBSD_version >= 500000 - mtx_destroy(&dev->dev_lock); -#endif - DRM(free)(dev->maplist, sizeof(*dev->maplist), DRM_MEM_MAPS); -} - - -int DRM(version)( DRM_IOCTL_ARGS ) -{ - drm_version_t version; - int len; - - DRM_COPY_FROM_USER_IOCTL( version, (drm_version_t *)data, sizeof(version) ); - -#define DRM_COPY( name, value ) \ - len = strlen( value ); \ - if ( len > name##_len ) len = name##_len; \ - name##_len = strlen( value ); \ - if ( len && name ) { \ - if ( DRM_COPY_TO_USER( name, value, len ) ) \ - return DRM_ERR(EFAULT); \ - } - - version.version_major = DRIVER_MAJOR; - version.version_minor = DRIVER_MINOR; - version.version_patchlevel = DRIVER_PATCHLEVEL; - - DRM_COPY( version.name, DRIVER_NAME ); - DRM_COPY( version.date, DRIVER_DATE ); - DRM_COPY( version.desc, DRIVER_DESC ); - - DRM_COPY_TO_USER_IOCTL( (drm_version_t *)data, version, sizeof(version) ); - - return 0; -} - -int DRM(open)(struct cdev *kdev, int flags, int fmt, DRM_STRUCTPROC *p) -{ - drm_device_t *dev = NULL; - int retcode = 0; - - dev = DRIVER_SOFTC(minor(kdev)); - - DRM_DEBUG( "open_count = %d\n", dev->open_count ); - - retcode = DRM(open_helper)(kdev, flags, fmt, p, dev); - - if ( !retcode ) { - atomic_inc( &dev->counts[_DRM_STAT_OPENS] ); - DRM_LOCK(); -#ifdef __FreeBSD__ - device_busy(dev->device); -#endif - if ( !dev->open_count++ ) - retcode = DRM(setup)( dev ); - DRM_UNLOCK(); - } - - return retcode; -} - -int DRM(close)(struct cdev *kdev, int flags, int fmt, DRM_STRUCTPROC *p) -{ - drm_file_t *priv; - DRM_DEVICE; - int retcode = 0; - DRMFILE filp = (void *)(uintptr_t)(DRM_CURRENTPID); - - DRM_DEBUG( "open_count = %d\n", dev->open_count ); - - DRM_LOCK(); - - priv = DRM(find_file_by_proc)(dev, p); - if (!priv) { - DRM_UNLOCK(); - DRM_ERROR("can't find authenticator\n"); - return EINVAL; - } - - if (dev->fn_tbl.prerelease) - dev->fn_tbl.prerelease(dev, filp); - - /* ======================================================== - * Begin inline drm_release - */ - -#ifdef __FreeBSD__ - DRM_DEBUG( "pid = %d, device = 0x%lx, open_count = %d\n", - DRM_CURRENTPID, (long)dev->device, dev->open_count ); -#elif defined(__NetBSD__) - DRM_DEBUG( "pid = %d, device = 0x%lx, open_count = %d\n", - DRM_CURRENTPID, (long)&dev->device, dev->open_count); -#endif - - if (dev->lock.hw_lock && _DRM_LOCK_IS_HELD(dev->lock.hw_lock->lock) - && dev->lock.filp == filp) { - DRM_DEBUG("Process %d dead, freeing lock for context %d\n", - DRM_CURRENTPID, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); -#if __HAVE_RELEASE - DRIVER_RELEASE(); -#endif - DRM(lock_free)(dev, - &dev->lock.hw_lock->lock, - _DRM_LOCKING_CONTEXT(dev->lock.hw_lock->lock)); - - /* FIXME: may require heavy-handed reset of - hardware at this point, possibly - processed via a callback to the X - server. */ - } -#if __HAVE_RELEASE - else if ( dev->lock.hw_lock ) { - /* The lock is required to reclaim buffers */ - for (;;) { - if ( !dev->lock.hw_lock ) { - /* Device has been unregistered */ - retcode = DRM_ERR(EINTR); - break; - } - if ( DRM(lock_take)( &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ) ) { - dev->lock.pid = DRM_CURRENTPID; - dev->lock.lock_time = jiffies; - atomic_inc( &dev->counts[_DRM_STAT_LOCKS] ); - break; /* Got lock */ - } - /* Contention */ -#if defined(__FreeBSD__) && __FreeBSD_version > 500000 - retcode = msleep((void *)&dev->lock.lock_queue, - dev->dev_lock, PZERO | PCATCH, "drmlk2", 0); -#else - retcode = tsleep((void *)&dev->lock.lock_queue, - PZERO | PCATCH, "drmlk2", 0); -#endif - if (retcode) - break; - } - if (retcode == 0) { - DRIVER_RELEASE(); - DRM(lock_free)( dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ); - } - } -#elif __HAVE_DMA - DRM(reclaim_buffers)( dev, (void *)(uintptr_t)priv->pid ); -#endif - -#if defined (__FreeBSD__) && (__FreeBSD_version >= 500000) - funsetown(&dev->buf_sigio); -#elif defined(__FreeBSD__) - funsetown(dev->buf_sigio); -#elif defined(__NetBSD__) - dev->buf_pgid = 0; -#endif /* __NetBSD__ */ - - if (--priv->refs == 0) { - TAILQ_REMOVE(&dev->files, priv, link); - DRM(free)( priv, sizeof(*priv), DRM_MEM_FILES ); - } - - /* ======================================================== - * End inline drm_release - */ - - atomic_inc( &dev->counts[_DRM_STAT_CLOSES] ); -#ifdef __FreeBSD__ - device_unbusy(dev->device); -#endif - if (--dev->open_count == 0) { - retcode = DRM(takedown)(dev); - } - - DRM_UNLOCK(); - - return retcode; -} - -/* DRM(ioctl) is called whenever a process performs an ioctl on /dev/drm. - */ -int DRM(ioctl)(struct cdev *kdev, u_long cmd, caddr_t data, int flags, - DRM_STRUCTPROC *p) -{ - DRM_DEVICE; - int retcode = 0; - drm_ioctl_desc_t *ioctl; - int (*func)(DRM_IOCTL_ARGS); - int nr = DRM_IOCTL_NR(cmd); - drm_file_t *priv; - - DRM_GET_PRIV_WITH_RETURN(priv, (DRMFILE)(uintptr_t)DRM_CURRENTPID); - - atomic_inc( &dev->counts[_DRM_STAT_IOCTLS] ); - ++priv->ioctl_count; - -#ifdef __FreeBSD__ - DRM_DEBUG( "pid=%d, cmd=0x%02lx, nr=0x%02x, dev 0x%lx, auth=%d\n", - DRM_CURRENTPID, cmd, nr, (long)dev->device, priv->authenticated ); -#elif defined(__NetBSD__) - DRM_DEBUG( "pid=%d, cmd=0x%02lx, nr=0x%02x, dev 0x%lx, auth=%d\n", - DRM_CURRENTPID, cmd, nr, (long)&dev->device, priv->authenticated ); -#endif - - switch (cmd) { - case FIONBIO: - case FIOASYNC: - return 0; - -#ifdef __FreeBSD__ - case FIOSETOWN: - return fsetown(*(int *)data, &dev->buf_sigio); - - case FIOGETOWN: -#if (__FreeBSD_version >= 500000) - *(int *) data = fgetown(&dev->buf_sigio); -#else - *(int *) data = fgetown(dev->buf_sigio); -#endif - return 0; -#endif /* __FreeBSD__ */ -#ifdef __NetBSD__ - case TIOCSPGRP: - dev->buf_pgid = *(int *)data; - return 0; - - case TIOCGPGRP: - *(int *)data = dev->buf_pgid; - return 0; -#endif /* __NetBSD__ */ - } - - if (nr >= DRIVER_IOCTL_COUNT || IOCGROUP(cmd) != DRM_IOCTL_BASE) - return EINVAL; - - ioctl = &DRM(ioctls)[nr]; - func = ioctl->func; - - if (func == NULL) { - DRM_DEBUG( "no function\n" ); - return EINVAL; - } - if ((ioctl->root_only && DRM_SUSER(p)) || (ioctl->auth_needed && - !priv->authenticated)) - return EACCES; - - retcode = func(kdev, cmd, data, flags, p, (void *)(uintptr_t)DRM_CURRENTPID); - - return DRM_ERR(retcode); -} - -int DRM(lock)( DRM_IOCTL_ARGS ) -{ - DRM_DEVICE; - drm_lock_t lock; - int ret = 0; - - DRM_COPY_FROM_USER_IOCTL( lock, (drm_lock_t *)data, sizeof(lock) ); - - if ( lock.context == DRM_KERNEL_CONTEXT ) { - DRM_ERROR( "Process %d using kernel context %d\n", - DRM_CURRENTPID, lock.context ); - return DRM_ERR(EINVAL); - } - - DRM_DEBUG( "%d (pid %d) requests lock (0x%08x), flags = 0x%08x\n", - lock.context, DRM_CURRENTPID, - dev->lock.hw_lock->lock, lock.flags ); - -#if __HAVE_DMA_QUEUE - if ( lock.context < 0 ) - return DRM_ERR(EINVAL); -#endif - - DRM_LOCK(); - for (;;) { - if (DRM(lock_take)(&dev->lock.hw_lock->lock, lock.context)) { - dev->lock.filp = (void *)(uintptr_t)DRM_CURRENTPID; - dev->lock.lock_time = jiffies; - atomic_inc(&dev->counts[_DRM_STAT_LOCKS]); - break; /* Got lock */ - } - - /* Contention */ -#if defined(__FreeBSD__) && __FreeBSD_version > 500000 - ret = msleep((void *)&dev->lock.lock_queue, &dev->dev_lock, - PZERO | PCATCH, "drmlk2", 0); -#else - ret = tsleep((void *)&dev->lock.lock_queue, PZERO | PCATCH, - "drmlk2", 0); -#endif - if (ret != 0) - break; - } - DRM_UNLOCK(); - DRM_DEBUG( "%d %s\n", lock.context, ret ? "interrupted" : "has lock" ); - - if (ret != 0) - return ret; - - /* XXX: Add signal blocking here */ - -#if __HAVE_DMA_QUIESCENT - if (lock.flags & _DRM_LOCK_QUIESCENT) { - DRIVER_DMA_QUIESCENT(); - } -#endif - - return 0; -} - - -int DRM(unlock)( DRM_IOCTL_ARGS ) -{ - DRM_DEVICE; - drm_lock_t lock; - - DRM_COPY_FROM_USER_IOCTL( lock, (drm_lock_t *)data, sizeof(lock) ) ; - - if ( lock.context == DRM_KERNEL_CONTEXT ) { - DRM_ERROR( "Process %d using kernel context %d\n", - DRM_CURRENTPID, lock.context ); - return DRM_ERR(EINVAL); - } - - atomic_inc( &dev->counts[_DRM_STAT_UNLOCKS] ); - - DRM_LOCK(); - DRM(lock_transfer)( dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ); -#if __HAVE_DMA_SCHEDULE - DRM(dma_schedule)( dev, 1 ); -#endif - - if ( DRM(lock_free)( dev, &dev->lock.hw_lock->lock, - DRM_KERNEL_CONTEXT ) ) { - DRM_ERROR( "\n" ); - } - DRM_UNLOCK(); - - return 0; -} - -#if DRM_LINUX - -#include - -MODULE_DEPEND(DRIVER_NAME, linux, 1, 1, 1); - -#define LINUX_IOCTL_DRM_MIN 0x6400 -#define LINUX_IOCTL_DRM_MAX 0x64ff - -static linux_ioctl_function_t DRM(linux_ioctl); -static struct linux_ioctl_handler DRM(handler) = {DRM(linux_ioctl), - LINUX_IOCTL_DRM_MIN, LINUX_IOCTL_DRM_MAX}; - -SYSINIT(DRM(register), SI_SUB_KLD, SI_ORDER_MIDDLE, - linux_ioctl_register_handler, &DRM(handler)); -SYSUNINIT(DRM(unregister), SI_SUB_KLD, SI_ORDER_MIDDLE, - linux_ioctl_unregister_handler, &DRM(handler)); - -/* The bits for in/out are switched on Linux */ -#define LINUX_IOC_IN IOC_OUT -#define LINUX_IOC_OUT IOC_IN - -static int -DRM(linux_ioctl)(DRM_STRUCTPROC *p, struct linux_ioctl_args* args) -{ - int error; - int cmd = args->cmd; - - args->cmd &= ~(LINUX_IOC_IN | LINUX_IOC_OUT); - if (cmd & LINUX_IOC_IN) - args->cmd |= IOC_IN; - if (cmd & LINUX_IOC_OUT) - args->cmd |= IOC_OUT; - - error = ioctl(p, (struct ioctl_args *)args); - - return error; -} -#endif /* DRM_LINUX */ -- cgit v1.2.3