freebsd-dev/sys/dev/drm/drm_sysctl.h
Eric Anholt f25a19f66f Merge from DRI CVS. No longer maps the framebuffer into KVA on radeon, r128,
and mga.  MTRR code cleanups.  Includes new Radeon and Rage 128 PCI IDs.
2004-01-06 04:34:53 +00:00

327 lines
7.8 KiB
C

/*
* 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
* 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.
*
* $FreeBSD$
*/
#ifdef __FreeBSD__
#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;
#if __HAVE_DMA
static int DRM(bufs_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) },
#ifdef DEBUG_MEMORY
{ "mem", DRM(mem_info) },
#endif
{ "vm", DRM(vm_info) },
{ "clients", DRM(clients_info) },
#if __HAVE_DMA
{ "bufs", DRM(bufs_info) },
#endif
};
#define DRM_SYSCTL_ENTRIES (sizeof(DRM(sysctl_list))/sizeof(DRM(sysctl_list)[0]))
struct drm_sysctl_info {
struct sysctl_ctx_list ctx;
char name[2];
};
int DRM(sysctl_init)(drm_device_t *dev)
{
struct drm_sysctl_info *info;
struct sysctl_oid *oid;
struct sysctl_oid *top, *drioid;
int i;
info = DRM(alloc)(sizeof *info, DRM_MEM_DRIVER);
if ( !info )
return 1;
bzero(info, sizeof *info);
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_CHILDREN(drioid), oid_link) {
if (i <= oid->oid_arg2)
i = oid->oid_arg2 + 1;
}
if (i>9)
return 1;
/* Add the hw.dri.x for our device */
info->name[0] = '0' + i;
info->name[1] = 0;
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 = 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;
}
return 0;
}
int DRM(sysctl_cleanup)(drm_device_t *dev)
{
int error;
error = sysctl_ctx_free( &dev->sysctl->ctx );
DRM(free)(dev->sysctl, sizeof *dev->sysctl, DRM_MEM_DRIVER);
dev->sysctl = NULL;
return error;
}
#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;
char buf[128];
int retcode;
int hasunique = 0;
DRM_SYSCTL_PRINT("%s 0x%x", dev->name, dev2udev(dev->devnode));
DRM_LOCK();
if (dev->unique) {
snprintf(buf, sizeof(buf), " %s", dev->unique);
hasunique = 1;
}
DRM_UNLOCK();
if (hasunique)
SYSCTL_OUT(req, buf, strlen(buf));
SYSCTL_OUT(req, "", 1);
done:
return retcode;
}
static int DRM(vm_info)DRM_SYSCTL_HANDLER_ARGS
{
drm_device_t *dev = arg1;
drm_local_map_t *map, *tempmaps;
drm_map_list_entry_t *listentry;
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(listentry, dev->maplist, link)
mapcount++;
tempmaps = DRM(alloc)(sizeof(drm_local_map_t) * mapcount, DRM_MEM_MAPS);
if (tempmaps == NULL) {
DRM_UNLOCK();
return ENOMEM;
}
i = 0;
TAILQ_FOREACH(listentry, dev->maplist, link)
tempmaps[i++] = *listentry->map;
DRM_UNLOCK();
DRM_SYSCTL_PRINT("\nslot offset size type flags "
"address mtrr\n");
for (i = 0; i < mapcount; i++) {
map = &tempmaps[i];
if (map->type < 0 || map->type > 4)
type = "??";
else
type = types[map->type];
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);
done:
DRM(free)(tempmaps, sizeof(drm_local_map_t) * mapcount, DRM_MEM_MAPS);
return retcode;
}
#if __HAVE_DMA
static int DRM(bufs_info) DRM_SYSCTL_HANDLER_ARGS
{
drm_device_t *dev = arg1;
drm_device_dma_t *dma = dev->dma;
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 = DRM(alloc)(sizeof(int) * dma->buf_count, DRM_MEM_BUFS);
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 %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", templists[i]);
}
DRM_SYSCTL_PRINT("\n");
SYSCTL_OUT(req, "", 1);
done:
DRM(free)(templists, sizeof(int) * dma->buf_count, DRM_MEM_BUFS);
return retcode;
}
#endif
static int DRM(clients_info)DRM_SYSCTL_HANDLER_ARGS
{
drm_device_t *dev = arg1;
drm_file_t *priv, *tempprivs;
char buf[128];
int retcode;
int privcount, i;
DRM_LOCK();
privcount = 0;
TAILQ_FOREACH(priv, &dev->files, link)
privcount++;
tempprivs = DRM(alloc)(sizeof(drm_file_t) * privcount, DRM_MEM_FILES);
if (tempprivs == NULL) {
DRM_UNLOCK();
return ENOMEM;
}
i = 0;
TAILQ_FOREACH(priv, &dev->files, link)
tempprivs[i++] = *priv;
DRM_UNLOCK();
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,
priv->pid,
priv->uid,
priv->magic,
priv->ioctl_count);
}
SYSCTL_OUT(req, "", 1);
done:
DRM(free)(tempprivs, sizeof(drm_file_t) * privcount, DRM_MEM_FILES);
return retcode;
}
#elif defined(__NetBSD__)
/* stub it out for now, sysctl is only for debugging */
int DRM(sysctl_init)(drm_device_t *dev)
{
return 0;
}
int DRM(sysctl_cleanup)(drm_device_t *dev)
{
return 0;
}
#endif