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-rw-r--r--sys/dev/drm/drm_drv.h1155
1 files changed, 0 insertions, 1155 deletions
diff --git a/sys/dev/drm/drm_drv.h b/sys/dev/drm/drm_drv.h
deleted file mode 100644
index 59bf0c8..0000000
--- a/sys/dev/drm/drm_drv.h
+++ /dev/null
@@ -1,1155 +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 <faith@valinux.com>
- * Gareth Hughes <gareth@valinux.com>
- *
- * $FreeBSD$
- */
-
-/*
- * 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_PREINIT
-#define DRIVER_PREINIT(dev) do {} while (0)
-#endif
-#ifndef DRIVER_POSTINIT
-#define DRIVER_POSTINIT(dev) do {} while (0)
-#endif
-#ifndef DRIVER_PRERELEASE
-#define DRIVER_PRERELEASE()
-#endif
-#ifndef DRIVER_PRETAKEDOWN
-#define DRIVER_PRETAKEDOWN(dev)
-#endif
-#ifndef DRIVER_POSTCLEANUP
-#define DRIVER_POSTCLEANUP()
-#endif
-#ifndef DRIVER_PRESETUP
-#define DRIVER_PRESETUP()
-#endif
-#ifndef DRIVER_POSTSETUP
-#define DRIVER_POSTSETUP()
-#endif
-#ifndef DRIVER_IOCTLS
-#define DRIVER_IOCTLS
-#endif
-#ifndef DRIVER_OPEN_HELPER
-#define DRIVER_OPEN_HELPER( priv, dev )
-#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
-MODULE_DEPEND(DRIVER_NAME, mem, 1, 1, 1);
-#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 "dev/drm/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 }
-};
-
-static driver_t DRM(driver) = {
- "drm",
- 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);
-
- DRIVER_PRESETUP();
- 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" );
-
- DRIVER_POSTSETUP();
- 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" );
-
- DRIVER_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" );
- DRIVER_PREINIT(dev);
-
-#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->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);
-#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 );
-
- DRIVER_POSTINIT(dev);
-
- 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
- DRIVER_POSTCLEANUP();
- 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_DEBUG("can't find authenticator\n");
- return EINVAL;
- }
-
- DRIVER_PRERELEASE();
-
- /* ========================================================
- * 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 <sys/sysproto.h>
-
-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 */
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