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-rw-r--r--bsd/drm/sysctl.c554
1 files changed, 554 insertions, 0 deletions
diff --git a/bsd/drm/sysctl.c b/bsd/drm/sysctl.c
new file mode 100644
index 00000000..7c736abf
--- /dev/null
+++ b/bsd/drm/sysctl.c
@@ -0,0 +1,554 @@
+/* proc.c -- /proc support for DRM -*- c -*-
+ * Created: Mon Jan 11 09:48:47 1999 by faith@precisioninsight.com
+ * Revised: Fri Aug 20 11:31:48 1999 by faith@precisioninsight.com
+ *
+ * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
+ * 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
+ * PRECISION INSIGHT 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.
+ *
+ * $PI$
+ * $XFree86$
+ *
+ */
+
+#define __NO_VERSION__
+#include "drmP.h"
+#include <sys/sysctl.h>
+
+SYSCTL_NODE(_hw, OID_AUTO, dri, CTLFLAG_RW, 0, "DRI Graphics");
+
+static int drm_name_info SYSCTL_HANDLER_ARGS;
+static int drm_vm_info SYSCTL_HANDLER_ARGS;
+static int drm_clients_info SYSCTL_HANDLER_ARGS;
+static int drm_queues_info SYSCTL_HANDLER_ARGS;
+static int drm_bufs_info SYSCTL_HANDLER_ARGS;
+#if DRM_DEBUG_CODExx
+static int drm_vma_info SYSCTL_HANDLER_ARGS;
+#endif
+#if DRM_DMA_HISTOGRAM
+static int drm_histo_info SYSCTL_HANDLER_ARGS;
+#endif
+
+struct drm_sysctl_list {
+ const char *name;
+ int (*f) 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 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 SYSCTL_HANDLER_ARGS
+{
+ drm_device_t *dev = arg1;
+ drm_map_t *map;
+ const char *types[] = { "FB", "REG", "SHM" };
+ const char *type;
+ int i;
+ 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;
+
+ for (i = 0; i < dev->map_count; i++) {
+ map = dev->maplist[i];
+ 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);
+ }
+ }
+ SYSCTL_OUT(req, "", 1);
+
+ return 0;
+}
+
+static int drm_vm_info SYSCTL_HANDLER_ARGS
+{
+ drm_device_t *dev = arg1;
+ int ret;
+
+ lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc);
+ ret = _drm_vm_info(oidp, arg1, arg2, req);
+ lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc);
+
+ return ret;
+}
+
+
+static int _drm_queues_info 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 %5d %5d"
+ " %5d/%c%c/%c%c%c %5d %10d %10d %10d\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 SYSCTL_HANDLER_ARGS
+{
+ drm_device_t *dev = arg1;
+ int ret;
+
+ lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc);
+ ret = _drm_queues_info(oidp, arg1, arg2, req);
+ lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc);
+ return ret;
+}
+
+/* drm_bufs_info is called whenever a process reads
+ hw.dri.0.bufs. */
+
+static int _drm_bufs_info 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 %5d %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 SYSCTL_HANDLER_ARGS
+{
+ drm_device_t *dev = arg1;
+ int ret;
+
+ lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc);
+ ret = _drm_bufs_info(oidp, arg1, arg2, req);
+ lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc);
+ return ret;
+}
+
+
+static int _drm_clients_info 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 SYSCTL_HANDLER_ARGS
+{
+ drm_device_t *dev = arg1;
+ int ret;
+
+ lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc);
+ ret = _drm_clients_info(oidp, arg1, arg2, req);
+ lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc);
+ return ret;
+}
+
+#if DRM_DEBUG_CODExx
+
+static int _drm_vma_info 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 SYSCTL_HANDLER_ARGS
+{
+ drm_device_t *dev = arg1;
+ int ret;
+
+ lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc);
+ ret = _drm_vma_info(oidp, arg1, arg2, req);
+ lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc);
+ return ret;
+}
+#endif
+
+
+#if DRM_DMA_HISTOGRAM
+static int _drm_histo_info 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 SYSCTL_HANDLER_ARGS
+{
+ drm_device_t *dev = arg1;
+ int ret;
+
+ lockmgr(&dev->dev_lock, LK_EXCLUSIVE, 0, curproc);
+ ret = _drm_histo_info(oidp, arg1, arg2, req);
+ lockmgr(&dev->dev_lock, LK_RELEASE, 0, curproc);
+ return ret;
+}
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-16 18:11:55 +0000