447 lines
11 KiB
C
447 lines
11 KiB
C
/*
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* $FreeBSD: src/sys/dev/drm/drm_sysctl.h,v 1.2 2003/03/09 02:08:28 anholt Exp $
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*/
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#ifdef __FreeBSD__
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#include <sys/sysctl.h>
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static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS;
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static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS;
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static int DRM(clients_info)DRM_SYSCTL_HANDLER_ARGS;
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static int DRM(queues_info)DRM_SYSCTL_HANDLER_ARGS;
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static int DRM(bufs_info)DRM_SYSCTL_HANDLER_ARGS;
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#if DRM_DMA_HISTOGRAM
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static int DRM(histo_info)DRM_SYSCTL_HANDLER_ARGS;
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#endif
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struct DRM(sysctl_list) {
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const char *name;
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int (*f) DRM_SYSCTL_HANDLER_ARGS;
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} DRM(sysctl_list)[] = {
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{ "name", DRM(name_info) },
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{ "mem", DRM(mem_info) },
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{ "vm", DRM(vm_info) },
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{ "clients", DRM(clients_info) },
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{ "queues", DRM(queues_info) },
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{ "bufs", DRM(bufs_info) },
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#if DRM_DMA_HISTOGRAM
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{ "histo", drm_histo_info) },
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#endif
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};
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#define DRM_SYSCTL_ENTRIES (sizeof(DRM(sysctl_list))/sizeof(DRM(sysctl_list)[0]))
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struct drm_sysctl_info {
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struct sysctl_ctx_list ctx;
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char name[2];
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};
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int DRM(sysctl_init)(drm_device_t *dev)
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{
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struct drm_sysctl_info *info;
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struct sysctl_oid *oid;
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struct sysctl_oid *top, *drioid;
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int i;
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info = DRM(alloc)(sizeof *info, DRM_MEM_DRIVER);
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if ( !info )
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return 1;
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bzero(info, sizeof *info);
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dev->sysctl = info;
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/* Add the sysctl node for DRI if it doesn't already exist */
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drioid = SYSCTL_ADD_NODE( &info->ctx, &sysctl__hw_children, OID_AUTO, "dri", CTLFLAG_RW, NULL, "DRI Graphics");
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if (!drioid)
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return 1;
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/* Find the next free slot under hw.dri */
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i = 0;
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SLIST_FOREACH(oid, SYSCTL_CHILDREN(drioid), oid_link) {
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if (i <= oid->oid_arg2)
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i = oid->oid_arg2 + 1;
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}
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if (i>9)
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return 1;
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/* Add the hw.dri.x for our device */
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info->name[0] = '0' + i;
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info->name[1] = 0;
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top = SYSCTL_ADD_NODE( &info->ctx, SYSCTL_CHILDREN(drioid), OID_AUTO, info->name, CTLFLAG_RW, NULL, NULL);
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if (!top)
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return 1;
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for (i = 0; i < DRM_SYSCTL_ENTRIES; i++) {
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oid = sysctl_add_oid( &info->ctx,
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SYSCTL_CHILDREN(top),
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OID_AUTO,
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DRM(sysctl_list)[i].name,
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CTLTYPE_INT | CTLFLAG_RD,
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dev,
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0,
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DRM(sysctl_list)[i].f,
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"A",
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NULL);
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if (!oid)
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return 1;
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}
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return 0;
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}
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int DRM(sysctl_cleanup)(drm_device_t *dev)
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{
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int error;
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error = sysctl_ctx_free( &dev->sysctl->ctx );
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DRM(free)(dev->sysctl, sizeof *dev->sysctl, DRM_MEM_DRIVER);
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dev->sysctl = NULL;
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return error;
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}
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static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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char buf[128];
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int error;
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if (dev->unique) {
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DRM_SYSCTL_PRINT("%s 0x%x %s\n",
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dev->name, dev2udev(dev->devnode), dev->unique);
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} else {
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DRM_SYSCTL_PRINT("%s 0x%x\n", dev->name, dev2udev(dev->devnode));
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}
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SYSCTL_OUT(req, "", 1);
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return 0;
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}
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static int DRM(_vm_info)DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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drm_local_map_t *map;
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drm_map_list_entry_t *listentry;
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const char *types[] = { "FB", "REG", "SHM" };
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const char *type;
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int i=0;
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char buf[128];
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int error;
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DRM_SYSCTL_PRINT("slot offset size type flags "
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"address mtrr\n\n");
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error = SYSCTL_OUT(req, buf, strlen(buf));
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if (error) return error;
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if (dev->maplist != NULL) {
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TAILQ_FOREACH(listentry, dev->maplist, link) {
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map = listentry->map;
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if (map->type < 0 || map->type > 2) type = "??";
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else type = types[map->type];
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DRM_SYSCTL_PRINT("%4d 0x%08lx 0x%08lx %4.4s 0x%02x 0x%08lx ",
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i,
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map->offset,
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map->size,
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type,
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map->flags,
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(unsigned long)map->handle);
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if (map->mtrr < 0) {
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DRM_SYSCTL_PRINT("none\n");
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} else {
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DRM_SYSCTL_PRINT("%4d\n", map->mtrr);
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}
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i++;
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}
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}
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SYSCTL_OUT(req, "", 1);
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return 0;
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}
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static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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int ret;
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DRM_LOCK;
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ret = DRM(_vm_info)(oidp, arg1, arg2, req);
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DRM_UNLOCK;
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return ret;
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}
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static int DRM(_queues_info)DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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int i;
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drm_queue_t *q;
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char buf[128];
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int error;
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DRM_SYSCTL_PRINT(" ctx/flags use fin"
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" blk/rw/rwf wait flushed queued"
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" locks\n\n");
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for (i = 0; i < dev->queue_count; i++) {
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q = dev->queuelist[i];
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atomic_inc(&q->use_count);
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DRM_SYSCTL_PRINT_RET(atomic_dec(&q->use_count),
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"%5d/0x%03x %5d %5d"
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" %5d/%c%c/%c%c%c %5d %10d %10d %10d\n",
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i,
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q->flags,
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atomic_read(&q->use_count),
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atomic_read(&q->finalization),
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atomic_read(&q->block_count),
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atomic_read(&q->block_read) ? 'r' : '-',
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atomic_read(&q->block_write) ? 'w' : '-',
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q->read_queue ? 'r':'-',
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q->write_queue ? 'w':'-',
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q->flush_queue ? 'f':'-',
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(int)DRM_BUFCOUNT(&q->waitlist),
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atomic_read(&q->total_flushed),
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atomic_read(&q->total_queued),
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atomic_read(&q->total_locks));
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atomic_dec(&q->use_count);
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}
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SYSCTL_OUT(req, "", 1);
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return 0;
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}
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static int DRM(queues_info) DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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int ret;
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DRM_LOCK;
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ret = DRM(_queues_info)(oidp, arg1, arg2, req);
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DRM_UNLOCK;
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return ret;
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}
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/* drm_bufs_info is called whenever a process reads
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hw.dri.0.bufs. */
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static int DRM(_bufs_info) DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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drm_device_dma_t *dma = dev->dma;
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int i;
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char buf[128];
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int error;
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if (!dma) return 0;
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DRM_SYSCTL_PRINT(" o size count free segs pages kB\n\n");
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for (i = 0; i <= DRM_MAX_ORDER; i++) {
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if (dma->bufs[i].buf_count)
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DRM_SYSCTL_PRINT("%2d %8d %5d %5d %5d %5d %5d\n",
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i,
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dma->bufs[i].buf_size,
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dma->bufs[i].buf_count,
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atomic_read(&dma->bufs[i]
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.freelist.count),
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dma->bufs[i].seg_count,
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dma->bufs[i].seg_count
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*(1 << dma->bufs[i].page_order),
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(dma->bufs[i].seg_count
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* (1 << dma->bufs[i].page_order))
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* PAGE_SIZE / 1024);
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}
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DRM_SYSCTL_PRINT("\n");
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for (i = 0; i < dma->buf_count; i++) {
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if (i && !(i%32)) DRM_SYSCTL_PRINT("\n");
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DRM_SYSCTL_PRINT(" %d", dma->buflist[i]->list);
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}
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DRM_SYSCTL_PRINT("\n");
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SYSCTL_OUT(req, "", 1);
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return 0;
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}
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static int DRM(bufs_info) DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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int ret;
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DRM_LOCK;
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ret = DRM(_bufs_info)(oidp, arg1, arg2, req);
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DRM_UNLOCK;
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return ret;
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}
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static int DRM(_clients_info) DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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drm_file_t *priv;
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char buf[128];
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int error;
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DRM_SYSCTL_PRINT("a dev pid uid magic ioctls\n\n");
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TAILQ_FOREACH(priv, &dev->files, link) {
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DRM_SYSCTL_PRINT("%c %3d %5d %5d %10u %10lu\n",
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priv->authenticated ? 'y' : 'n',
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priv->minor,
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priv->pid,
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priv->uid,
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priv->magic,
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priv->ioctl_count);
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}
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SYSCTL_OUT(req, "", 1);
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return 0;
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}
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static int DRM(clients_info)DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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int ret;
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DRM_LOCK;
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ret = DRM(_clients_info)(oidp, arg1, arg2, req);
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DRM_UNLOCK;
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return ret;
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}
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#if DRM_DMA_HISTOGRAM
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static int DRM(_histo_info)DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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drm_device_dma_t *dma = dev->dma;
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int i;
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unsigned long slot_value = DRM_DMA_HISTOGRAM_INITIAL;
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unsigned long prev_value = 0;
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drm_buf_t *buffer;
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char buf[128];
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int error;
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DRM_SYSCTL_PRINT("general statistics:\n");
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DRM_SYSCTL_PRINT("total %10u\n", atomic_read(&dev->histo.total));
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DRM_SYSCTL_PRINT("open %10u\n", atomic_read(&dev->total_open));
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DRM_SYSCTL_PRINT("close %10u\n", atomic_read(&dev->total_close));
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DRM_SYSCTL_PRINT("ioctl %10u\n", atomic_read(&dev->total_ioctl));
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DRM_SYSCTL_PRINT("irq %10u\n", atomic_read(&dev->total_irq));
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DRM_SYSCTL_PRINT("ctx %10u\n", atomic_read(&dev->total_ctx));
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DRM_SYSCTL_PRINT("\nlock statistics:\n");
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DRM_SYSCTL_PRINT("locks %10u\n", atomic_read(&dev->total_locks));
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DRM_SYSCTL_PRINT("unlocks %10u\n", atomic_read(&dev->total_unlocks));
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DRM_SYSCTL_PRINT("contends %10u\n", atomic_read(&dev->total_contends));
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DRM_SYSCTL_PRINT("sleeps %10u\n", atomic_read(&dev->total_sleeps));
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if (dma) {
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DRM_SYSCTL_PRINT("\ndma statistics:\n");
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DRM_SYSCTL_PRINT("prio %10u\n",
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atomic_read(&dma->total_prio));
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DRM_SYSCTL_PRINT("bytes %10u\n",
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atomic_read(&dma->total_bytes));
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DRM_SYSCTL_PRINT("dmas %10u\n",
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atomic_read(&dma->total_dmas));
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DRM_SYSCTL_PRINT("missed:\n");
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DRM_SYSCTL_PRINT(" dma %10u\n",
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atomic_read(&dma->total_missed_dma));
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DRM_SYSCTL_PRINT(" lock %10u\n",
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atomic_read(&dma->total_missed_lock));
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DRM_SYSCTL_PRINT(" free %10u\n",
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atomic_read(&dma->total_missed_free));
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DRM_SYSCTL_PRINT(" sched %10u\n",
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atomic_read(&dma->total_missed_sched));
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DRM_SYSCTL_PRINT("tried %10u\n",
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atomic_read(&dma->total_tried));
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DRM_SYSCTL_PRINT("hit %10u\n",
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atomic_read(&dma->total_hit));
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DRM_SYSCTL_PRINT("lost %10u\n",
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atomic_read(&dma->total_lost));
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buffer = dma->next_buffer;
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if (buffer) {
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DRM_SYSCTL_PRINT("next_buffer %7d\n", buffer->idx);
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} else {
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DRM_SYSCTL_PRINT("next_buffer none\n");
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}
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buffer = dma->this_buffer;
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if (buffer) {
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DRM_SYSCTL_PRINT("this_buffer %7d\n", buffer->idx);
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} else {
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DRM_SYSCTL_PRINT("this_buffer none\n");
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}
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}
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DRM_SYSCTL_PRINT("\nvalues:\n");
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if (dev->lock.hw_lock) {
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DRM_SYSCTL_PRINT("lock 0x%08x\n",
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dev->lock.hw_lock->lock);
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} else {
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DRM_SYSCTL_PRINT("lock none\n");
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}
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DRM_SYSCTL_PRINT("context_flag 0x%08x\n", dev->context_flag);
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DRM_SYSCTL_PRINT("interrupt_flag 0x%08x\n", dev->interrupt_flag);
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DRM_SYSCTL_PRINT("dma_flag 0x%08x\n", dev->dma_flag);
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DRM_SYSCTL_PRINT("queue_count %10d\n", dev->queue_count);
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DRM_SYSCTL_PRINT("last_context %10d\n", dev->last_context);
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DRM_SYSCTL_PRINT("last_switch %10u\n", dev->last_switch);
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DRM_SYSCTL_PRINT("last_checked %10d\n", dev->last_checked);
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DRM_SYSCTL_PRINT("\n q2d d2c c2f"
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" q2c q2f dma sch"
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" ctx lacq lhld\n\n");
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for (i = 0; i < DRM_DMA_HISTOGRAM_SLOTS; i++) {
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DRM_SYSCTL_PRINT("%s %10lu %10u %10u %10u %10u %10u"
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" %10u %10u %10u %10u %10u\n",
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i == DRM_DMA_HISTOGRAM_SLOTS - 1 ? ">=" : "< ",
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i == DRM_DMA_HISTOGRAM_SLOTS - 1
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? prev_value : slot_value ,
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atomic_read(&dev->histo
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.queued_to_dispatched[i]),
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atomic_read(&dev->histo
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.dispatched_to_completed[i]),
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atomic_read(&dev->histo
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.completed_to_freed[i]),
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atomic_read(&dev->histo
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.queued_to_completed[i]),
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atomic_read(&dev->histo
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.queued_to_freed[i]),
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atomic_read(&dev->histo.dma[i]),
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atomic_read(&dev->histo.schedule[i]),
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atomic_read(&dev->histo.ctx[i]),
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atomic_read(&dev->histo.lacq[i]),
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atomic_read(&dev->histo.lhld[i]));
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prev_value = slot_value;
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slot_value = DRM_DMA_HISTOGRAM_NEXT(slot_value);
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}
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SYSCTL_OUT(req, "", 1);
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return 0;
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}
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static int DRM(histo_info)DRM_SYSCTL_HANDLER_ARGS
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{
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drm_device_t *dev = arg1;
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int ret;
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DRM_LOCK;
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ret = _drm_histo_info(oidp, arg1, arg2, req);
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DRM_UNLOCK;
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return ret;
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}
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#endif
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#elif defined(__NetBSD__)
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/* stub it out for now, sysctl is only for debugging */
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int DRM(sysctl_init)(drm_device_t *dev)
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{
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return 0;
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}
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int DRM(sysctl_cleanup)(drm_device_t *dev)
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{
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return 0;
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}
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#endif
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