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-rw-r--r--linux/drm_proc.h538
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diff --git a/linux/drm_proc.h b/linux/drm_proc.h
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--- a/linux/drm_proc.h
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@@ -1,538 +0,0 @@
-/**
- * \file drm_proc.h
- * /proc support for DRM
- *
- * \author Rickard E. (Rik) Faith <faith@valinux.com>
- * \author Gareth Hughes <gareth@valinux.com>
- *
- * \par Acknowledgements:
- * Matthew J Sottek <matthew.j.sottek@intel.com> sent in a patch to fix
- * the problem with the proc files not outputting all their information.
- */
-
-/*
- * Created: Mon Jan 11 09:48:47 1999 by faith@valinux.com
- *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
- * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
- * 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
- * VA LINUX SYSTEMS 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.
- */
-
-#include "drmP.h"
-
-static int DRM(name_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data);
-static int DRM(vm_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data);
-static int DRM(clients_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data);
-static int DRM(queues_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data);
-static int DRM(bufs_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data);
-#if DRM_DEBUG_CODE
-static int DRM(vma_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data);
-#endif
-
-/**
- * Proc file list.
- */
-struct drm_proc_list {
- const char *name; /**< file name */
- int (*f)(char *, char **, off_t, int, int *, void *); /**< proc callback*/
-} DRM(proc_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_CODE
- { "vma", DRM(vma_info) },
-#endif
-};
-#define DRM_PROC_ENTRIES (sizeof(DRM(proc_list))/sizeof(DRM(proc_list)[0]))
-
-/**
- * Initialize the DRI proc filesystem for a device.
- *
- * \param dev DRM device.
- * \param minor device minor number.
- * \param root DRI proc dir entry.
- * \param dev_root resulting DRI device proc dir entry.
- * \return root entry pointer on success, or NULL on failure.
- *
- * Create the DRI proc root entry "/proc/dri", the device proc root entry
- * "/proc/dri/%minor%/", and each entry in proc_list as
- * "/proc/dri/%minor%/%name%".
- */
-int DRM(proc_init)(drm_device_t *dev, int minor,
- struct proc_dir_entry *root,
- struct proc_dir_entry **dev_root)
-{
- struct proc_dir_entry *ent;
- int i, j;
- char name[64];
-
- sprintf(name, "%d", minor);
- *dev_root = create_proc_entry(name, S_IFDIR, root);
- if (!*dev_root) {
- DRM_ERROR("Cannot create /proc/dri/%s\n", name);
- return -1;
- }
-
- for (i = 0; i < DRM_PROC_ENTRIES; i++) {
- ent = create_proc_entry(DRM(proc_list)[i].name,
- S_IFREG|S_IRUGO, *dev_root);
- if (!ent) {
- DRM_ERROR("Cannot create /proc/dri/%s/%s\n",
- name, DRM(proc_list)[i].name);
- for (j = 0; j < i; j++)
- remove_proc_entry(DRM(proc_list)[i].name,
- *dev_root);
- remove_proc_entry(name, root);
- return -1;
- }
- ent->read_proc = DRM(proc_list)[i].f;
- ent->data = dev;
- }
- return 0;
-}
-
-
-/**
- * Cleanup the proc filesystem resources.
- *
- * \param minor device minor number.
- * \param root DRI proc dir entry.
- * \param dev_root DRI device proc dir entry.
- * \return always zero.
- *
- * Remove all proc entries created by proc_init().
- */
-int DRM(proc_cleanup)(int minor, struct proc_dir_entry *root,
- struct proc_dir_entry *dev_root)
-{
- int i;
- char name[64];
-
- if (!root || !dev_root) return 0;
-
- for (i = 0; i < DRM_PROC_ENTRIES; i++)
- remove_proc_entry(DRM(proc_list)[i].name, dev_root);
- sprintf(name, "%d", minor);
- remove_proc_entry(name, root);
-
- return 0;
-}
-
-/**
- * Called when "/proc/dri/.../name" is read.
- *
- * \param buf output buffer.
- * \param start start of output data.
- * \param offset requested start offset.
- * \param request requested number of bytes.
- * \param eof whether there is no more data to return.
- * \param data private data.
- * \return number of written bytes.
- *
- * Prints the device name together with the bus id if available.
- */
-static int DRM(name_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int len = 0;
-
- if (offset > DRM_PROC_LIMIT) {
- *eof = 1;
- return 0;
- }
-
- *start = &buf[offset];
- *eof = 0;
-
- if (dev->unique) {
- DRM_PROC_PRINT("%s 0x%lx %s\n",
- dev->name, (long)old_encode_dev(dev->device), dev->unique);
- } else {
- DRM_PROC_PRINT("%s 0x%lx\n", dev->name, (long)old_encode_dev(dev->device));
- }
-
- if (len > request + offset) return request;
- *eof = 1;
- return len - offset;
-}
-
-/**
- * Called when "/proc/dri/.../vm" is read.
- *
- * \param buf output buffer.
- * \param start start of output data.
- * \param offset requested start offset.
- * \param request requested number of bytes.
- * \param eof whether there is no more data to return.
- * \param data private data.
- * \return number of written bytes.
- *
- * Prints information about all mappings in drm_device::maplist.
- */
-static int DRM(_vm_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int len = 0;
- drm_map_t *map;
- drm_map_list_t *r_list;
- struct list_head *list;
-
- /* Hardcoded from _DRM_FRAME_BUFFER,
- _DRM_REGISTERS, _DRM_SHM, _DRM_AGP, and
- _DRM_SCATTER_GATHER. */
- const char *types[] = { "FB", "REG", "SHM", "AGP", "SG" };
- const char *type;
- int i;
-
- if (offset > DRM_PROC_LIMIT) {
- *eof = 1;
- return 0;
- }
-
- *start = &buf[offset];
- *eof = 0;
-
- DRM_PROC_PRINT("slot offset size type flags "
- "address mtrr\n\n");
- i = 0;
- if (dev->maplist != NULL) list_for_each(list, &dev->maplist->head) {
- r_list = list_entry(list, drm_map_list_t, head);
- map = r_list->map;
- if(!map) continue;
- if (map->type < 0 || map->type > 4) type = "??";
- else type = types[map->type];
- DRM_PROC_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_PROC_PRINT("none\n");
- } else {
- DRM_PROC_PRINT("%4d\n", map->mtrr);
- }
- i++;
- }
-
- if (len > request + offset) return request;
- *eof = 1;
- return len - offset;
-}
-
-/**
- * Simply calls _vm_info() while holding the drm_device::struct_sem lock.
- */
-static int DRM(vm_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int ret;
-
- down(&dev->struct_sem);
- ret = DRM(_vm_info)(buf, start, offset, request, eof, data);
- up(&dev->struct_sem);
- return ret;
-}
-
-/**
- * Called when "/proc/dri/.../queues" is read.
- *
- * \param buf output buffer.
- * \param start start of output data.
- * \param offset requested start offset.
- * \param request requested number of bytes.
- * \param eof whether there is no more data to return.
- * \param data private data.
- * \return number of written bytes.
- */
-static int DRM(_queues_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int len = 0;
- int i;
- drm_queue_t *q;
-
- if (offset > DRM_PROC_LIMIT) {
- *eof = 1;
- return 0;
- }
-
- *start = &buf[offset];
- *eof = 0;
-
- DRM_PROC_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_PROC_PRINT_RET(atomic_dec(&q->use_count),
- "%5d/0x%03x %5d %5d"
- " %5d/%c%c/%c%c%c %5Zd\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' : '-',
- waitqueue_active(&q->read_queue) ? 'r':'-',
- waitqueue_active(&q->write_queue) ? 'w':'-',
- waitqueue_active(&q->flush_queue) ? 'f':'-',
- DRM_BUFCOUNT(&q->waitlist));
- atomic_dec(&q->use_count);
- }
-
- if (len > request + offset) return request;
- *eof = 1;
- return len - offset;
-}
-
-/**
- * Simply calls _queues_info() while holding the drm_device::struct_sem lock.
- */
-static int DRM(queues_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int ret;
-
- down(&dev->struct_sem);
- ret = DRM(_queues_info)(buf, start, offset, request, eof, data);
- up(&dev->struct_sem);
- return ret;
-}
-
-/**
- * Called when "/proc/dri/.../bufs" is read.
- *
- * \param buf output buffer.
- * \param start start of output data.
- * \param offset requested start offset.
- * \param request requested number of bytes.
- * \param eof whether there is no more data to return.
- * \param data private data.
- * \return number of written bytes.
- */
-static int DRM(_bufs_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int len = 0;
- drm_device_dma_t *dma = dev->dma;
- int i;
-
- if (!dma || offset > DRM_PROC_LIMIT) {
- *eof = 1;
- return 0;
- }
-
- *start = &buf[offset];
- *eof = 0;
-
- DRM_PROC_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_PROC_PRINT("%2d %8d %5d %5d %5d %5d %5ld\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_PROC_PRINT("\n");
- for (i = 0; i < dma->buf_count; i++) {
- if (i && !(i%32)) DRM_PROC_PRINT("\n");
- DRM_PROC_PRINT(" %d", dma->buflist[i]->list);
- }
- DRM_PROC_PRINT("\n");
-
- if (len > request + offset) return request;
- *eof = 1;
- return len - offset;
-}
-
-/**
- * Simply calls _bufs_info() while holding the drm_device::struct_sem lock.
- */
-static int DRM(bufs_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int ret;
-
- down(&dev->struct_sem);
- ret = DRM(_bufs_info)(buf, start, offset, request, eof, data);
- up(&dev->struct_sem);
- return ret;
-}
-
-/**
- * Called when "/proc/dri/.../clients" is read.
- *
- * \param buf output buffer.
- * \param start start of output data.
- * \param offset requested start offset.
- * \param request requested number of bytes.
- * \param eof whether there is no more data to return.
- * \param data private data.
- * \return number of written bytes.
- */
-static int DRM(_clients_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int len = 0;
- drm_file_t *priv;
-
- if (offset > DRM_PROC_LIMIT) {
- *eof = 1;
- return 0;
- }
-
- *start = &buf[offset];
- *eof = 0;
-
- DRM_PROC_PRINT("a dev pid uid magic ioctls\n\n");
- for (priv = dev->file_first; priv; priv = priv->next) {
- DRM_PROC_PRINT("%c %3d %5d %5d %10u %10lu\n",
- priv->authenticated ? 'y' : 'n',
- priv->minor,
- priv->pid,
- priv->uid,
- priv->magic,
- priv->ioctl_count);
- }
-
- if (len > request + offset) return request;
- *eof = 1;
- return len - offset;
-}
-
-/**
- * Simply calls _clients_info() while holding the drm_device::struct_sem lock.
- */
-static int DRM(clients_info)(char *buf, char **start, off_t offset,
- int request, int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int ret;
-
- down(&dev->struct_sem);
- ret = DRM(_clients_info)(buf, start, offset, request, eof, data);
- up(&dev->struct_sem);
- return ret;
-}
-
-#if DRM_DEBUG_CODE
-
-static int DRM(_vma_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int len = 0;
- drm_vma_entry_t *pt;
- struct vm_area_struct *vma;
-#if defined(__i386__)
- unsigned int pgprot;
-#endif
-
- if (offset > DRM_PROC_LIMIT) {
- *eof = 1;
- return 0;
- }
-
- *start = &buf[offset];
- *eof = 0;
-
- DRM_PROC_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_PROC_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' : '-',
- VM_OFFSET(vma));
-
-#if defined(__i386__)
- pgprot = pgprot_val(vma->vm_page_prot);
- DRM_PROC_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_PSE ? 'm' : 'k',
- pgprot & _PAGE_GLOBAL ? 'g' : 'l' );
-#endif
- DRM_PROC_PRINT("\n");
- }
-
- if (len > request + offset) return request;
- *eof = 1;
- return len - offset;
-}
-
-static int DRM(vma_info)(char *buf, char **start, off_t offset, int request,
- int *eof, void *data)
-{
- drm_device_t *dev = (drm_device_t *)data;
- int ret;
-
- down(&dev->struct_sem);
- ret = DRM(_vma_info)(buf, start, offset, request, eof, data);
- up(&dev->struct_sem);
- return ret;
-}
-#endif
-
-
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