![Dave Airlie](/assets/img/avatar_default.png)
* drm-ttm-pool: drm/ttm: using kmalloc/kfree requires including slab.h drm/ttm: include linux/seq_file.h for seq_printf drm/ttm: Add sysfs interface to control pool allocator. drm/ttm: Use set_pages_array_wc instead of set_memory_wc. arch/x86: Add array variants for setting memory to wc caching. drm/nouveau: Add ttm page pool debugfs file. drm/radeon/kms: Add ttm page pool debugfs file. drm/ttm: Add debugfs output entry to pool allocator. drm/ttm: add pool wc/uc page allocator V3
182 lines
5.6 KiB
C
182 lines
5.6 KiB
C
/*
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* Copyright (C) 2009 Red Hat <bskeggs@redhat.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
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* LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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* OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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* WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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/*
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* Authors:
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* Ben Skeggs <bskeggs@redhat.com>
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*/
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#include <linux/debugfs.h>
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#include "drmP.h"
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#include "nouveau_drv.h"
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#include <ttm/ttm_page_alloc.h>
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static int
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nouveau_debugfs_channel_info(struct seq_file *m, void *data)
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{
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struct drm_info_node *node = (struct drm_info_node *) m->private;
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struct nouveau_channel *chan = node->info_ent->data;
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seq_printf(m, "channel id : %d\n", chan->id);
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seq_printf(m, "cpu fifo state:\n");
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seq_printf(m, " base: 0x%08x\n", chan->pushbuf_base);
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seq_printf(m, " max: 0x%08x\n", chan->dma.max << 2);
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seq_printf(m, " cur: 0x%08x\n", chan->dma.cur << 2);
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seq_printf(m, " put: 0x%08x\n", chan->dma.put << 2);
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seq_printf(m, " free: 0x%08x\n", chan->dma.free << 2);
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if (chan->dma.ib_max) {
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seq_printf(m, " ib max: 0x%08x\n", chan->dma.ib_max);
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seq_printf(m, " ib put: 0x%08x\n", chan->dma.ib_put);
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seq_printf(m, " ib free: 0x%08x\n", chan->dma.ib_free);
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}
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seq_printf(m, "gpu fifo state:\n");
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seq_printf(m, " get: 0x%08x\n",
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nvchan_rd32(chan, chan->user_get));
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seq_printf(m, " put: 0x%08x\n",
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nvchan_rd32(chan, chan->user_put));
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if (chan->dma.ib_max) {
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seq_printf(m, " ib get: 0x%08x\n",
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nvchan_rd32(chan, 0x88));
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seq_printf(m, " ib put: 0x%08x\n",
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nvchan_rd32(chan, 0x8c));
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}
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seq_printf(m, "last fence : %d\n", chan->fence.sequence);
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seq_printf(m, "last signalled: %d\n", chan->fence.sequence_ack);
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return 0;
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}
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int
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nouveau_debugfs_channel_init(struct nouveau_channel *chan)
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{
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struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
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struct drm_minor *minor = chan->dev->primary;
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int ret;
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if (!dev_priv->debugfs.channel_root) {
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dev_priv->debugfs.channel_root =
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debugfs_create_dir("channel", minor->debugfs_root);
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if (!dev_priv->debugfs.channel_root)
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return -ENOENT;
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}
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snprintf(chan->debugfs.name, 32, "%d", chan->id);
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chan->debugfs.info.name = chan->debugfs.name;
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chan->debugfs.info.show = nouveau_debugfs_channel_info;
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chan->debugfs.info.driver_features = 0;
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chan->debugfs.info.data = chan;
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ret = drm_debugfs_create_files(&chan->debugfs.info, 1,
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dev_priv->debugfs.channel_root,
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chan->dev->primary);
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if (ret == 0)
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chan->debugfs.active = true;
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return ret;
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}
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void
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nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
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{
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struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
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if (!chan->debugfs.active)
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return;
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drm_debugfs_remove_files(&chan->debugfs.info, 1, chan->dev->primary);
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chan->debugfs.active = false;
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if (chan == dev_priv->channel) {
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debugfs_remove(dev_priv->debugfs.channel_root);
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dev_priv->debugfs.channel_root = NULL;
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}
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}
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static int
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nouveau_debugfs_chipset_info(struct seq_file *m, void *data)
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{
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struct drm_info_node *node = (struct drm_info_node *) m->private;
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struct drm_minor *minor = node->minor;
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struct drm_device *dev = minor->dev;
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struct drm_nouveau_private *dev_priv = dev->dev_private;
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uint32_t ppci_0;
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ppci_0 = nv_rd32(dev, dev_priv->chipset >= 0x40 ? 0x88000 : 0x1800);
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seq_printf(m, "PMC_BOOT_0: 0x%08x\n", nv_rd32(dev, NV03_PMC_BOOT_0));
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seq_printf(m, "PCI ID : 0x%04x:0x%04x\n",
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ppci_0 & 0xffff, ppci_0 >> 16);
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return 0;
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}
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static int
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nouveau_debugfs_memory_info(struct seq_file *m, void *data)
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{
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struct drm_info_node *node = (struct drm_info_node *) m->private;
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struct drm_minor *minor = node->minor;
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struct drm_nouveau_private *dev_priv = minor->dev->dev_private;
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seq_printf(m, "VRAM total: %dKiB\n", (int)(dev_priv->vram_size >> 10));
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return 0;
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}
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static int
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nouveau_debugfs_vbios_image(struct seq_file *m, void *data)
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{
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struct drm_info_node *node = (struct drm_info_node *) m->private;
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struct drm_nouveau_private *dev_priv = node->minor->dev->dev_private;
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int i;
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for (i = 0; i < dev_priv->vbios.length; i++)
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seq_printf(m, "%c", dev_priv->vbios.data[i]);
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return 0;
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}
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static struct drm_info_list nouveau_debugfs_list[] = {
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{ "chipset", nouveau_debugfs_chipset_info, 0, NULL },
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{ "memory", nouveau_debugfs_memory_info, 0, NULL },
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{ "vbios.rom", nouveau_debugfs_vbios_image, 0, NULL },
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{ "ttm_page_pool", ttm_page_alloc_debugfs, 0, NULL },
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};
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#define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list)
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int
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nouveau_debugfs_init(struct drm_minor *minor)
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{
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drm_debugfs_create_files(nouveau_debugfs_list, NOUVEAU_DEBUGFS_ENTRIES,
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minor->debugfs_root, minor);
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return 0;
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}
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void
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nouveau_debugfs_takedown(struct drm_minor *minor)
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{
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drm_debugfs_remove_files(nouveau_debugfs_list, NOUVEAU_DEBUGFS_ENTRIES,
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minor);
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}
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