From 14945ada16218e9f918c24e0d702979fae9b07f6 Mon Sep 17 00:00:00 2001 From: David Dawes Date: Sun, 27 Jan 2002 18:23:04 +0000 Subject: Import of XFree86 4.2.0 --- bsd-core/drm_sysctl.c | 523 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 523 insertions(+) create mode 100644 bsd-core/drm_sysctl.c (limited to 'bsd-core/drm_sysctl.c') diff --git a/bsd-core/drm_sysctl.c b/bsd-core/drm_sysctl.c new file mode 100644 index 00000000..02e4b28d --- /dev/null +++ b/bsd-core/drm_sysctl.c @@ -0,0 +1,523 @@ +SYSCTL_NODE(_hw, OID_AUTO, dri, CTLFLAG_RW, 0, "DRI Graphics"); + +static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(clients_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(queues_info)DRM_SYSCTL_HANDLER_ARGS; +static int DRM(bufs_info)DRM_SYSCTL_HANDLER_ARGS; +#if DRM_DEBUG_CODExx +static int DRM(vma_info)DRM_SYSCTL_HANDLER_ARGS; +#endif +#if DRM_DMA_HISTOGRAM +static int DRM(histo_info)DRM_SYSCTL_HANDLER_ARGS; +#endif + +struct DRM(sysctl_list) { + const char *name; + int (*f) DRM_SYSCTL_HANDLER_ARGS; +} DRM(sysctl_list)[] = { + { "name", DRM(name_info) }, + { "mem", DRM(mem_info) }, + { "vm", DRM(vm_info) }, + { "clients", DRM(clients_info) }, + { "queues", DRM(queues_info) }, + { "bufs", DRM(bufs_info) }, +#if DRM_DEBUG_CODExx + { "vma", DRM(vma_info) }, +#endif +#if DRM_DMA_HISTOGRAM + { "histo", drm_histo_info) }, +#endif +}; +#define DRM_SYSCTL_ENTRIES (sizeof(DRM(sysctl_list))/sizeof(DRM(sysctl_list)[0])) + +struct drm_sysctl_info { + struct sysctl_oid oids[DRM_SYSCTL_ENTRIES + 1]; + struct sysctl_oid_list list; + char name[2]; +}; + +int DRM(sysctl_init)(drm_device_t *dev) +{ + struct drm_sysctl_info *info; + struct sysctl_oid *oid; + struct sysctl_oid *top; + int i; + + /* Find the next free slot under hw.graphics */ + i = 0; + SLIST_FOREACH(oid, &sysctl__hw_dri_children, oid_link) { + if (i <= oid->oid_arg2) + i = oid->oid_arg2 + 1; + } + + info = DRM(alloc)(sizeof *info, DRM_MEM_DRIVER); + dev->sysctl = info; + + /* Construct the node under hw.graphics */ + info->name[0] = '0' + i; + info->name[1] = 0; + oid = &info->oids[DRM_SYSCTL_ENTRIES]; + bzero(oid, sizeof(*oid)); + oid->oid_parent = &sysctl__hw_dri_children; + oid->oid_number = OID_AUTO; + oid->oid_kind = CTLTYPE_NODE | CTLFLAG_RW; + oid->oid_arg1 = &info->list; + oid->oid_arg2 = i; + oid->oid_name = info->name; + oid->oid_handler = 0; + oid->oid_fmt = "N"; + SLIST_INIT(&info->list); + sysctl_register_oid(oid); + top = oid; + + for (i = 0; i < DRM_SYSCTL_ENTRIES; i++) { + oid = &info->oids[i]; + bzero(oid, sizeof(*oid)); + oid->oid_parent = top->oid_arg1; + oid->oid_number = OID_AUTO; + oid->oid_kind = CTLTYPE_INT | CTLFLAG_RD; + oid->oid_arg1 = dev; + oid->oid_arg2 = 0; + oid->oid_name = DRM(sysctl_list)[i].name; + oid->oid_handler = DRM(sysctl_list[)i].f; + oid->oid_fmt = "A"; + sysctl_register_oid(oid); + } + + return 0; +} + +int DRM(sysctl_cleanup)(drm_device_t *dev) +{ + int i; + + DRM_DEBUG("dev->sysctl=%p\n", dev->sysctl); + for (i = 0; i < DRM_SYSCTL_ENTRIES + 1; i++) + sysctl_unregister_oid(&dev->sysctl->oids[i]); + + DRM(free)(dev->sysctl, sizeof *dev->sysctl, DRM_MEM_DRIVER); + dev->sysctl = NULL; + + return 0; +} + +static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + char buf[128]; + int error; + + if (dev->unique) { + DRM_SYSCTL_PRINT("%s 0x%x %s\n", + dev->name, dev2udev(dev->devnode), dev->unique); + } else { + DRM_SYSCTL_PRINT("%s 0x%x\n", dev->name, dev2udev(dev->devnode)); + } + + SYSCTL_OUT(req, "", 1); + + return 0; +} + +static int DRM(_vm_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_map_t *map; + drm_map_list_entry_t *listentry; + const char *types[] = { "FB", "REG", "SHM" }; + const char *type; + int i=0; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("slot offset size type flags " + "address mtrr\n\n"); + error = SYSCTL_OUT(req, buf, strlen(buf)); + if (error) return error; + + if (dev->maplist != NULL) { + TAILQ_FOREACH(listentry, dev->maplist, link) { + map = listentry->map; + if (map->type < 0 || map->type > 2) type = "??"; + else type = types[map->type]; + DRM_SYSCTL_PRINT("%4d 0x%08lx 0x%08lx %4.4s 0x%02x 0x%08lx ", + i, + map->offset, + map->size, + type, + map->flags, + (unsigned long)map->handle); + if (map->mtrr < 0) { + DRM_SYSCTL_PRINT("none\n"); + } else { + DRM_SYSCTL_PRINT("%4d\n", map->mtrr); + } + i++; + } + } + SYSCTL_OUT(req, "", 1); + + return 0; +} + +static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_OS_LOCK; + ret = DRM(_vm_info)(oidp, arg1, arg2, req); + DRM_OS_UNLOCK; + + return ret; +} + + +static int DRM(_queues_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int i; + drm_queue_t *q; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT(" ctx/flags use fin" + " blk/rw/rwf wait flushed queued" + " locks\n\n"); + for (i = 0; i < dev->queue_count; i++) { + q = dev->queuelist[i]; + atomic_inc(&q->use_count); + DRM_SYSCTL_PRINT_RET(atomic_dec(&q->use_count), + "%5d/0x%03x %5ld %5ld" + " %5ld/%c%c/%c%c%c %5d %10ld %10ld %10ld\n", + i, + q->flags, + atomic_read(&q->use_count), + atomic_read(&q->finalization), + atomic_read(&q->block_count), + atomic_read(&q->block_read) ? 'r' : '-', + atomic_read(&q->block_write) ? 'w' : '-', + q->read_queue ? 'r':'-', + q->write_queue ? 'w':'-', + q->flush_queue ? 'f':'-', + DRM_BUFCOUNT(&q->waitlist), + atomic_read(&q->total_flushed), + atomic_read(&q->total_queued), + atomic_read(&q->total_locks)); + atomic_dec(&q->use_count); + } + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(queues_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_OS_LOCK; + ret = DRM(_queues_info)(oidp, arg1, arg2, req); + DRM_OS_UNLOCK; + return ret; +} + +/* drm_bufs_info is called whenever a process reads + hw.dri.0.bufs. */ + +static int DRM(_bufs_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_device_dma_t *dma = dev->dma; + int i; + char buf[128]; + int error; + + if (!dma) return 0; + DRM_SYSCTL_PRINT(" o size count free segs pages kB\n\n"); + for (i = 0; i <= DRM_MAX_ORDER; i++) { + if (dma->bufs[i].buf_count) + DRM_SYSCTL_PRINT("%2d %8d %5d %5ld %5d %5d %5d\n", + i, + dma->bufs[i].buf_size, + dma->bufs[i].buf_count, + atomic_read(&dma->bufs[i] + .freelist.count), + dma->bufs[i].seg_count, + dma->bufs[i].seg_count + *(1 << dma->bufs[i].page_order), + (dma->bufs[i].seg_count + * (1 << dma->bufs[i].page_order)) + * PAGE_SIZE / 1024); + } + DRM_SYSCTL_PRINT("\n"); + for (i = 0; i < dma->buf_count; i++) { + if (i && !(i%32)) DRM_SYSCTL_PRINT("\n"); + DRM_SYSCTL_PRINT(" %d", dma->buflist[i]->list); + } + DRM_SYSCTL_PRINT("\n"); + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(bufs_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_OS_LOCK; + ret = DRM(_bufs_info)(oidp, arg1, arg2, req); + DRM_OS_UNLOCK; + return ret; +} + + +static int DRM(_clients_info) DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_file_t *priv; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("a dev pid uid magic ioctls\n\n"); + TAILQ_FOREACH(priv, &dev->files, link) { + DRM_SYSCTL_PRINT("%c %3d %5d %5d %10u %10lu\n", + priv->authenticated ? 'y' : 'n', + priv->minor, + priv->pid, + priv->uid, + priv->magic, + priv->ioctl_count); + } + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(clients_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_OS_LOCK; + ret = DRM(_clients_info)(oidp, arg1, arg2, req); + DRM_OS_UNLOCK; + return ret; +} + +#if DRM_DEBUG_CODExx + +static int DRM(_vma_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_vma_entry_t *pt; + pgd_t *pgd; + pmd_t *pmd; + pte_t *pte; + unsigned long i; + struct vm_area_struct *vma; + unsigned long address; +#if defined(__i386__) + unsigned int pgprot; +#endif + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("vma use count: %d, high_memory = %p, 0x%08lx\n", + atomic_read(&dev->vma_count), + high_memory, virt_to_phys(high_memory)); + for (pt = dev->vmalist; pt; pt = pt->next) { + if (!(vma = pt->vma)) continue; + DRM_SYSCTL_PRINT("\n%5d 0x%08lx-0x%08lx %c%c%c%c%c%c 0x%08lx", + pt->pid, + vma->vm_start, + vma->vm_end, + vma->vm_flags & VM_READ ? 'r' : '-', + vma->vm_flags & VM_WRITE ? 'w' : '-', + vma->vm_flags & VM_EXEC ? 'x' : '-', + vma->vm_flags & VM_MAYSHARE ? 's' : 'p', + vma->vm_flags & VM_LOCKED ? 'l' : '-', + vma->vm_flags & VM_IO ? 'i' : '-', + vma->vm_offset ); +#if defined(__i386__) + pgprot = pgprot_val(vma->vm_page_prot); + DRM_SYSCTL_PRINT(" %c%c%c%c%c%c%c%c%c", + pgprot & _PAGE_PRESENT ? 'p' : '-', + pgprot & _PAGE_RW ? 'w' : 'r', + pgprot & _PAGE_USER ? 'u' : 's', + pgprot & _PAGE_PWT ? 't' : 'b', + pgprot & _PAGE_PCD ? 'u' : 'c', + pgprot & _PAGE_ACCESSED ? 'a' : '-', + pgprot & _PAGE_DIRTY ? 'd' : '-', + pgprot & _PAGE_4M ? 'm' : 'k', + pgprot & _PAGE_GLOBAL ? 'g' : 'l' ); +#endif + DRM_SYSCTL_PRINT("\n"); + for (i = vma->vm_start; i < vma->vm_end; i += PAGE_SIZE) { + pgd = pgd_offset(vma->vm_mm, i); + pmd = pmd_offset(pgd, i); + pte = pte_offset(pmd, i); + if (pte_present(*pte)) { + address = __pa(pte_page(*pte)) + + (i & (PAGE_SIZE-1)); + DRM_SYSCTL_PRINT(" 0x%08lx -> 0x%08lx" + " %c%c%c%c%c\n", + i, + address, + pte_read(*pte) ? 'r' : '-', + pte_write(*pte) ? 'w' : '-', + pte_exec(*pte) ? 'x' : '-', + pte_dirty(*pte) ? 'd' : '-', + pte_young(*pte) ? 'a' : '-' ); + } else { + DRM_SYSCTL_PRINT(" 0x%08lx\n", i); + } + } + } + + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(vma_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_OS_LOCK; + ret = DRM(_vma_info)(oidp, arg1, arg2, req); + DRM_OS_UNLOCK; + return ret; +} +#endif + + +#if DRM_DMA_HISTOGRAM +static int DRM(_histo_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + drm_device_dma_t *dma = dev->dma; + int i; + unsigned long slot_value = DRM_DMA_HISTOGRAM_INITIAL; + unsigned long prev_value = 0; + drm_buf_t *buffer; + char buf[128]; + int error; + + DRM_SYSCTL_PRINT("general statistics:\n"); + DRM_SYSCTL_PRINT("total %10u\n", atomic_read(&dev->histo.total)); + DRM_SYSCTL_PRINT("open %10u\n", atomic_read(&dev->total_open)); + DRM_SYSCTL_PRINT("close %10u\n", atomic_read(&dev->total_close)); + DRM_SYSCTL_PRINT("ioctl %10u\n", atomic_read(&dev->total_ioctl)); + DRM_SYSCTL_PRINT("irq %10u\n", atomic_read(&dev->total_irq)); + DRM_SYSCTL_PRINT("ctx %10u\n", atomic_read(&dev->total_ctx)); + + DRM_SYSCTL_PRINT("\nlock statistics:\n"); + DRM_SYSCTL_PRINT("locks %10u\n", atomic_read(&dev->total_locks)); + DRM_SYSCTL_PRINT("unlocks %10u\n", atomic_read(&dev->total_unlocks)); + DRM_SYSCTL_PRINT("contends %10u\n", atomic_read(&dev->total_contends)); + DRM_SYSCTL_PRINT("sleeps %10u\n", atomic_read(&dev->total_sleeps)); + + + if (dma) { + DRM_SYSCTL_PRINT("\ndma statistics:\n"); + DRM_SYSCTL_PRINT("prio %10u\n", + atomic_read(&dma->total_prio)); + DRM_SYSCTL_PRINT("bytes %10u\n", + atomic_read(&dma->total_bytes)); + DRM_SYSCTL_PRINT("dmas %10u\n", + atomic_read(&dma->total_dmas)); + DRM_SYSCTL_PRINT("missed:\n"); + DRM_SYSCTL_PRINT(" dma %10u\n", + atomic_read(&dma->total_missed_dma)); + DRM_SYSCTL_PRINT(" lock %10u\n", + atomic_read(&dma->total_missed_lock)); + DRM_SYSCTL_PRINT(" free %10u\n", + atomic_read(&dma->total_missed_free)); + DRM_SYSCTL_PRINT(" sched %10u\n", + atomic_read(&dma->total_missed_sched)); + DRM_SYSCTL_PRINT("tried %10u\n", + atomic_read(&dma->total_tried)); + DRM_SYSCTL_PRINT("hit %10u\n", + atomic_read(&dma->total_hit)); + DRM_SYSCTL_PRINT("lost %10u\n", + atomic_read(&dma->total_lost)); + + buffer = dma->next_buffer; + if (buffer) { + DRM_SYSCTL_PRINT("next_buffer %7d\n", buffer->idx); + } else { + DRM_SYSCTL_PRINT("next_buffer none\n"); + } + buffer = dma->this_buffer; + if (buffer) { + DRM_SYSCTL_PRINT("this_buffer %7d\n", buffer->idx); + } else { + DRM_SYSCTL_PRINT("this_buffer none\n"); + } + } + + + DRM_SYSCTL_PRINT("\nvalues:\n"); + if (dev->lock.hw_lock) { + DRM_SYSCTL_PRINT("lock 0x%08x\n", + dev->lock.hw_lock->lock); + } else { + DRM_SYSCTL_PRINT("lock none\n"); + } + DRM_SYSCTL_PRINT("context_flag 0x%08x\n", dev->context_flag); + DRM_SYSCTL_PRINT("interrupt_flag 0x%08x\n", dev->interrupt_flag); + DRM_SYSCTL_PRINT("dma_flag 0x%08x\n", dev->dma_flag); + + DRM_SYSCTL_PRINT("queue_count %10d\n", dev->queue_count); + DRM_SYSCTL_PRINT("last_context %10d\n", dev->last_context); + DRM_SYSCTL_PRINT("last_switch %10u\n", dev->last_switch); + DRM_SYSCTL_PRINT("last_checked %10d\n", dev->last_checked); + + + DRM_SYSCTL_PRINT("\n q2d d2c c2f" + " q2c q2f dma sch" + " ctx lacq lhld\n\n"); + for (i = 0; i < DRM_DMA_HISTOGRAM_SLOTS; i++) { + DRM_SYSCTL_PRINT("%s %10lu %10u %10u %10u %10u %10u" + " %10u %10u %10u %10u %10u\n", + i == DRM_DMA_HISTOGRAM_SLOTS - 1 ? ">=" : "< ", + i == DRM_DMA_HISTOGRAM_SLOTS - 1 + ? prev_value : slot_value , + + atomic_read(&dev->histo + .queued_to_dispatched[i]), + atomic_read(&dev->histo + .dispatched_to_completed[i]), + atomic_read(&dev->histo + .completed_to_freed[i]), + + atomic_read(&dev->histo + .queued_to_completed[i]), + atomic_read(&dev->histo + .queued_to_freed[i]), + atomic_read(&dev->histo.dma[i]), + atomic_read(&dev->histo.schedule[i]), + atomic_read(&dev->histo.ctx[i]), + atomic_read(&dev->histo.lacq[i]), + atomic_read(&dev->histo.lhld[i])); + prev_value = slot_value; + slot_value = DRM_DMA_HISTOGRAM_NEXT(slot_value); + } + SYSCTL_OUT(req, "", 1); + return 0; +} + +static int DRM(histo_info)DRM_SYSCTL_HANDLER_ARGS +{ + drm_device_t *dev = arg1; + int ret; + + DRM_OS_LOCK; + ret = _drm_histo_info(oidp, arg1, arg2, req); + DRM_OS_UNLOCK; + return ret; +} +#endif -- cgit v1.2.3