-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) {
+/*-
+ * Copyright 2003 Eric Anholt
+ * 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
+ * ERIC ANHOLT 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.
+ */
+
+/** @file drm_sysctl.c
+ * Implementation of various sysctls for controlling DRM behavior and reporting
+ * debug information.
+ */
+
+#include "drmP.h"
+#include "drm.h"
+
+#include <sys/sysctl.h>
+
+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_bufs_info DRM_SYSCTL_HANDLER_ARGS;
+
+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
+} drm_sysctl_list[] = {
+ {"name", drm_name_info},
+ {"vm", drm_vm_info},
+ {"clients", drm_clients_info},
+ {"bufs", drm_bufs_info},
};
-#define DRM_SYSCTL_ENTRIES (sizeof(DRM(sysctl_list))/sizeof(DRM(sysctl_list)[0]))
+#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;
+ struct sysctl_ctx_list ctx;
char name[2];
};
-int DRM(sysctl_init)(drm_device_t *dev)
+int drm_sysctl_init(struct drm_device *dev)
{
struct drm_sysctl_info *info;
struct sysctl_oid *oid;
- struct sysctl_oid *top;
+ struct sysctl_oid *top, *drioid;
int i;
- /* Find the next free slot under hw.graphics */
+ info = malloc(sizeof *info, M_DRM, M_WAITOK | M_ZERO);
+ if ( !info )
+ return 1;
+ dev->sysctl = info;
+
+ /* Add the sysctl node for DRI if it doesn't already exist */
+ drioid = SYSCTL_ADD_NODE( &info->ctx, &sysctl__hw_children, OID_AUTO, "dri", CTLFLAG_RW, NULL, "DRI Graphics");
+ if (!drioid)
+ return 1;
+
+ /* Find the next free slot under hw.dri */
i = 0;
- SLIST_FOREACH(oid, &sysctl__hw_dri_children, oid_link) {
+ SLIST_FOREACH(oid, SYSCTL_CHILDREN(drioid), oid_link) {
if (i <= oid->oid_arg2)
i = oid->oid_arg2 + 1;
}
+ if (i>9)
+ return 1;
- info = DRM(alloc)(sizeof *info, DRM_MEM_DRIVER);
- dev->sysctl = info;
-
- /* Construct the node under hw.graphics */
+ /* Add the hw.dri.x for our device */
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;
-
+ top = SYSCTL_ADD_NODE( &info->ctx, SYSCTL_CHILDREN(drioid), OID_AUTO, info->name, CTLFLAG_RW, NULL, NULL);
+ if (!top)
+ return 1;
+
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);
+ oid = SYSCTL_ADD_OID(&info->ctx,
+ SYSCTL_CHILDREN(top),
+ OID_AUTO,
+ drm_sysctl_list[i].name,
+ CTLTYPE_INT | CTLFLAG_RD,
+ dev,
+ 0,
+ drm_sysctl_list[i].f,
+ "A",
+ NULL);
+ if (!oid)
+ return 1;
}
+ SYSCTL_ADD_INT(&info->ctx, SYSCTL_CHILDREN(top), OID_AUTO, "debug",
+ CTLFLAG_RW, &drm_debug_flag, sizeof(drm_debug_flag),
+ "Enable debugging output");
return 0;
}
-int DRM(sysctl_cleanup)(drm_device_t *dev)
+int drm_sysctl_cleanup(struct drm_device *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]);
+ int error;
+ error = sysctl_ctx_free( &dev->sysctl->ctx );
- DRM(free)(dev->sysctl, sizeof *dev->sysctl, DRM_MEM_DRIVER);
+ free(dev->sysctl, M_DRM);
dev->sysctl = NULL;
- return 0;
+ return error;
}
-static int DRM(name_info)DRM_SYSCTL_HANDLER_ARGS
+#define DRM_SYSCTL_PRINT(fmt, arg...) \
+do { \
+ snprintf(buf, sizeof(buf), fmt, ##arg); \
+ retcode = SYSCTL_OUT(req, buf, strlen(buf)); \
+ if (retcode) \
+ goto done; \
+} while (0)
+
+static int drm_name_info DRM_SYSCTL_HANDLER_ARGS
{
- drm_device_t *dev = arg1;
+ struct drm_device *dev = arg1;
char buf[128];
- int error;
+ int retcode;
+ int hasunique = 0;
+ DRM_SYSCTL_PRINT("%s 0x%x", dev->driver.name, dev2udev(dev->devnode));
+
+ DRM_LOCK();
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));
+ snprintf(buf, sizeof(buf), " %s", dev->unique);
+ hasunique = 1;
}
+ DRM_UNLOCK();
+
+ if (hasunique)
+ SYSCTL_OUT(req, buf, strlen(buf));
SYSCTL_OUT(req, "", 1);
- return 0;
+done:
+ return retcode;
}
-static int DRM(_vm_info)DRM_SYSCTL_HANDLER_ARGS
+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++;
- }
+ struct drm_device *dev = arg1;
+ drm_local_map_t *map, *tempmaps;
+ const char *types[] = { "FB", "REG", "SHM", "AGP", "SG" };
+ const char *type, *yesno;
+ int i, mapcount;
+ char buf[128];
+ int retcode;
+
+ /* We can't hold the lock while doing SYSCTL_OUTs, so allocate a
+ * temporary copy of all the map entries and then SYSCTL_OUT that.
+ */
+ DRM_LOCK();
+
+ mapcount = 0;
+ TAILQ_FOREACH(map, &dev->maplist, link)
+ mapcount++;
+
+ tempmaps = malloc(sizeof(drm_local_map_t) * mapcount, M_DRM, M_NOWAIT);
+ if (tempmaps == NULL) {
+ DRM_UNLOCK();
+ return ENOMEM;
}
- SYSCTL_OUT(req, "", 1);
- return 0;
-}
+ i = 0;
+ TAILQ_FOREACH(map, &dev->maplist, link)
+ tempmaps[i++] = *map;
-static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS
-{
- drm_device_t *dev = arg1;
- int ret;
+ DRM_UNLOCK();
- DRM_OS_LOCK;
- ret = DRM(_vm_info)(oidp, arg1, arg2, req);
- DRM_OS_UNLOCK;
+ DRM_SYSCTL_PRINT("\nslot offset size type flags "
+ "address mtrr\n");
- return ret;
-}
+ for (i = 0; i < mapcount; i++) {
+ map = &tempmaps[i];
+ if (map->type < 0 || map->type > 4)
+ type = "??";
+ else
+ type = types[map->type];
-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);
- }
+ if (!map->mtrr)
+ yesno = "no";
+ else
+ yesno = "yes";
+ DRM_SYSCTL_PRINT(
+ "%4d 0x%08lx 0x%08lx %4.4s 0x%02x 0x%08lx %s\n", i,
+ map->offset, map->size, type, map->flags,
+ (unsigned long)map->handle, yesno);
+ }
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;
+done:
+ free(tempmaps, M_DRM);
+ return retcode;
}
-/* drm_bufs_info is called whenever a process reads
- hw.dri.0.bufs. */
-
-static int DRM(_bufs_info) DRM_SYSCTL_HANDLER_ARGS
+static int drm_bufs_info DRM_SYSCTL_HANDLER_ARGS
{
- drm_device_t *dev = arg1;
+ struct drm_device *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");
+ drm_device_dma_t tempdma;
+ int *templists;
+ int i;
+ char buf[128];
+ int retcode;
+
+ /* We can't hold the locks around DRM_SYSCTL_PRINT, so make a temporary
+ * copy of the whole structure and the relevant data from buflist.
+ */
+ DRM_LOCK();
+ if (dma == NULL) {
+ DRM_UNLOCK();
+ return 0;
+ }
+ DRM_SPINLOCK(&dev->dma_lock);
+ tempdma = *dma;
+ templists = malloc(sizeof(int) * dma->buf_count, M_DRM, M_NOWAIT);
+ for (i = 0; i < dma->buf_count; i++)
+ templists[i] = dma->buflist[i]->list;
+ dma = &tempdma;
+ DRM_SPINUNLOCK(&dev->dma_lock);
+ DRM_UNLOCK();
+
+ DRM_SYSCTL_PRINT("\n o size count free segs pages kB\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",
+ DRM_SYSCTL_PRINT("%2d %8d %5d %5d %5d %5d %5d\n",
i,
dma->bufs[i].buf_size,
dma->bufs[i].buf_count,
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(" %d", templists[i]);
}
DRM_SYSCTL_PRINT("\n");
SYSCTL_OUT(req, "", 1);
- return 0;
+done:
+ free(templists, M_DRM);
+ return retcode;
}
-static int DRM(bufs_info) DRM_SYSCTL_HANDLER_ARGS
+static int drm_clients_info DRM_SYSCTL_HANDLER_ARGS
{
- drm_device_t *dev = arg1;
- int ret;
+ struct drm_device *dev = arg1;
+ drm_file_t *priv, *tempprivs;
+ char buf[128];
+ int retcode;
+ int privcount, i;
- DRM_OS_LOCK;
- ret = DRM(_bufs_info)(oidp, arg1, arg2, req);
- DRM_OS_UNLOCK;
- return ret;
-}
+ DRM_LOCK();
+ privcount = 0;
+ TAILQ_FOREACH(priv, &dev->files, link)
+ privcount++;
-static int DRM(_clients_info) DRM_SYSCTL_HANDLER_ARGS
-{
- drm_device_t *dev = arg1;
- drm_file_t *priv;
- char buf[128];
- int error;
+ tempprivs = malloc(sizeof(drm_file_t) * privcount, M_DRM, M_NOWAIT);
+ if (tempprivs == NULL) {
+ DRM_UNLOCK();
+ return ENOMEM;
+ }
+ i = 0;
+ TAILQ_FOREACH(priv, &dev->files, link)
+ tempprivs[i++] = *priv;
+
+ DRM_UNLOCK();
- DRM_SYSCTL_PRINT("a dev pid uid magic ioctls\n\n");
- TAILQ_FOREACH(priv, &dev->files, link) {
+ DRM_SYSCTL_PRINT("\na dev pid uid magic ioctls\n");
+ for (i = 0; i < privcount; i++) {
+ priv = &tempprivs[i];
DRM_SYSCTL_PRINT("%c %3d %5d %5d %10u %10lu\n",
priv->authenticated ? 'y' : 'n',
priv->minor,
}
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;
+done:
+ free(tempprivs, M_DRM);
+ return retcode;
}
-#endif
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