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1/*
2 * Copyright (C) 2009 Red Hat <bskeggs@redhat.com>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sublicense, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial
14 * portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 *
24 */
25
26/*
27 * Authors:
28 * Ben Skeggs <bskeggs@redhat.com>
29 */
30
31#include <linux/debugfs.h>
32
33#include "drmP.h"
34#include "nouveau_drv.h"
35
36#include <ttm/ttm_page_alloc.h>
37
38static int
39nouveau_debugfs_channel_info(struct seq_file *m, void *data)
40{
41 struct drm_info_node *node = (struct drm_info_node *) m->private;
42 struct nouveau_channel *chan = node->info_ent->data;
43
44 seq_printf(m, "channel id : %d\n", chan->id);
45
46 seq_printf(m, "cpu fifo state:\n");
47 seq_printf(m, " base: 0x%08x\n", chan->pushbuf_base);
48 seq_printf(m, " max: 0x%08x\n", chan->dma.max << 2);
49 seq_printf(m, " cur: 0x%08x\n", chan->dma.cur << 2);
50 seq_printf(m, " put: 0x%08x\n", chan->dma.put << 2);
51 seq_printf(m, " free: 0x%08x\n", chan->dma.free << 2);
52 if (chan->dma.ib_max) {
53 seq_printf(m, " ib max: 0x%08x\n", chan->dma.ib_max);
54 seq_printf(m, " ib put: 0x%08x\n", chan->dma.ib_put);
55 seq_printf(m, " ib free: 0x%08x\n", chan->dma.ib_free);
56 }
57
58 seq_printf(m, "gpu fifo state:\n");
59 seq_printf(m, " get: 0x%08x\n",
60 nvchan_rd32(chan, chan->user_get));
61 seq_printf(m, " put: 0x%08x\n",
62 nvchan_rd32(chan, chan->user_put));
63 if (chan->dma.ib_max) {
64 seq_printf(m, " ib get: 0x%08x\n",
65 nvchan_rd32(chan, 0x88));
66 seq_printf(m, " ib put: 0x%08x\n",
67 nvchan_rd32(chan, 0x8c));
68 }
69
70 seq_printf(m, "last fence : %d\n", chan->fence.sequence);
71 seq_printf(m, "last signalled: %d\n", chan->fence.sequence_ack);
72 return 0;
73}
74
75int
76nouveau_debugfs_channel_init(struct nouveau_channel *chan)
77{
78 struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
79 struct drm_minor *minor = chan->dev->primary;
80 int ret;
81
82 if (!dev_priv->debugfs.channel_root) {
83 dev_priv->debugfs.channel_root =
84 debugfs_create_dir("channel", minor->debugfs_root);
85 if (!dev_priv->debugfs.channel_root)
86 return -ENOENT;
87 }
88
89 snprintf(chan->debugfs.name, 32, "%d", chan->id);
90 chan->debugfs.info.name = chan->debugfs.name;
91 chan->debugfs.info.show = nouveau_debugfs_channel_info;
92 chan->debugfs.info.driver_features = 0;
93 chan->debugfs.info.data = chan;
94
95 ret = drm_debugfs_create_files(&chan->debugfs.info, 1,
96 dev_priv->debugfs.channel_root,
97 chan->dev->primary);
98 if (ret == 0)
99 chan->debugfs.active = true;
100 return ret;
101}
102
103void
104nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
105{
106 struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
107
108 if (!chan->debugfs.active)
109 return;
110
111 drm_debugfs_remove_files(&chan->debugfs.info, 1, chan->dev->primary);
112 chan->debugfs.active = false;
113
114 if (chan == dev_priv->channel) {
115 debugfs_remove(dev_priv->debugfs.channel_root);
116 dev_priv->debugfs.channel_root = NULL;
117 }
118}
119
120static int
121nouveau_debugfs_chipset_info(struct seq_file *m, void *data)
122{
123 struct drm_info_node *node = (struct drm_info_node *) m->private;
124 struct drm_minor *minor = node->minor;
125 struct drm_device *dev = minor->dev;
126 struct drm_nouveau_private *dev_priv = dev->dev_private;
127 uint32_t ppci_0;
128
129 ppci_0 = nv_rd32(dev, dev_priv->chipset >= 0x40 ? 0x88000 : 0x1800);
130
131 seq_printf(m, "PMC_BOOT_0: 0x%08x\n", nv_rd32(dev, NV03_PMC_BOOT_0));
132 seq_printf(m, "PCI ID : 0x%04x:0x%04x\n",
133 ppci_0 & 0xffff, ppci_0 >> 16);
134 return 0;
135}
136
137static int
138nouveau_debugfs_memory_info(struct seq_file *m, void *data)
139{
140 struct drm_info_node *node = (struct drm_info_node *) m->private;
141 struct drm_minor *minor = node->minor;
142 struct drm_nouveau_private *dev_priv = minor->dev->dev_private;
143
144 seq_printf(m, "VRAM total: %dKiB\n", (int)(dev_priv->vram_size >> 10));
145 return 0;
146}
147
148static int
149nouveau_debugfs_vbios_image(struct seq_file *m, void *data)
150{
151 struct drm_info_node *node = (struct drm_info_node *) m->private;
152 struct drm_nouveau_private *dev_priv = node->minor->dev->dev_private;
153 int i;
154
155 for (i = 0; i < dev_priv->vbios.length; i++)
156 seq_printf(m, "%c", dev_priv->vbios.data[i]);
157 return 0;
158}
159
160static int
161nouveau_debugfs_evict_vram(struct seq_file *m, void *data)
162{
163 struct drm_info_node *node = (struct drm_info_node *) m->private;
164 struct drm_nouveau_private *dev_priv = node->minor->dev->dev_private;
165 int ret;
166
167 ret = ttm_bo_evict_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM);
168 if (ret)
169 seq_printf(m, "failed: %d", ret);
170 else
171 seq_printf(m, "succeeded\n");
172 return 0;
173}
174
175static struct drm_info_list nouveau_debugfs_list[] = {
176 { "evict_vram", nouveau_debugfs_evict_vram, 0, NULL },
177 { "chipset", nouveau_debugfs_chipset_info, 0, NULL },
178 { "memory", nouveau_debugfs_memory_info, 0, NULL },
179 { "vbios.rom", nouveau_debugfs_vbios_image, 0, NULL },
180 { "ttm_page_pool", ttm_page_alloc_debugfs, 0, NULL },
181};
182#define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list)
183
184int
185nouveau_debugfs_init(struct drm_minor *minor)
186{
187 drm_debugfs_create_files(nouveau_debugfs_list, NOUVEAU_DEBUGFS_ENTRIES,
188 minor->debugfs_root, minor);
189 return 0;
190}
191
192void
193nouveau_debugfs_takedown(struct drm_minor *minor)
194{
195 drm_debugfs_remove_files(nouveau_debugfs_list, NOUVEAU_DEBUGFS_ENTRIES,
196 minor);
197}
1/*
2 * Copyright (C) 2009 Red Hat <bskeggs@redhat.com>
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining
5 * a copy of this software and associated documentation files (the
6 * "Software"), to deal in the Software without restriction, including
7 * without limitation the rights to use, copy, modify, merge, publish,
8 * distribute, sublicense, and/or sell copies of the Software, and to
9 * permit persons to whom the Software is furnished to do so, subject to
10 * the following conditions:
11 *
12 * The above copyright notice and this permission notice (including the
13 * next paragraph) shall be included in all copies or substantial
14 * portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
17 * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
19 * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
20 * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
21 * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
22 * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
23 *
24 */
25
26/*
27 * Authors:
28 * Ben Skeggs <bskeggs@redhat.com>
29 */
30
31#include <linux/debugfs.h>
32
33#include "drmP.h"
34#include "nouveau_drv.h"
35
36#include <ttm/ttm_page_alloc.h>
37
38static int
39nouveau_debugfs_channel_info(struct seq_file *m, void *data)
40{
41 struct drm_info_node *node = (struct drm_info_node *) m->private;
42 struct nouveau_channel *chan = node->info_ent->data;
43
44 seq_printf(m, "channel id : %d\n", chan->id);
45
46 seq_printf(m, "cpu fifo state:\n");
47 seq_printf(m, " base: 0x%10llx\n", chan->pushbuf_base);
48 seq_printf(m, " max: 0x%08x\n", chan->dma.max << 2);
49 seq_printf(m, " cur: 0x%08x\n", chan->dma.cur << 2);
50 seq_printf(m, " put: 0x%08x\n", chan->dma.put << 2);
51 seq_printf(m, " free: 0x%08x\n", chan->dma.free << 2);
52 if (chan->dma.ib_max) {
53 seq_printf(m, " ib max: 0x%08x\n", chan->dma.ib_max);
54 seq_printf(m, " ib put: 0x%08x\n", chan->dma.ib_put);
55 seq_printf(m, " ib free: 0x%08x\n", chan->dma.ib_free);
56 }
57
58 seq_printf(m, "gpu fifo state:\n");
59 seq_printf(m, " get: 0x%08x\n",
60 nvchan_rd32(chan, chan->user_get));
61 seq_printf(m, " put: 0x%08x\n",
62 nvchan_rd32(chan, chan->user_put));
63 if (chan->dma.ib_max) {
64 seq_printf(m, " ib get: 0x%08x\n",
65 nvchan_rd32(chan, 0x88));
66 seq_printf(m, " ib put: 0x%08x\n",
67 nvchan_rd32(chan, 0x8c));
68 }
69
70 return 0;
71}
72
73int
74nouveau_debugfs_channel_init(struct nouveau_channel *chan)
75{
76 struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
77 struct drm_minor *minor = chan->dev->primary;
78 int ret;
79
80 if (!dev_priv->debugfs.channel_root) {
81 dev_priv->debugfs.channel_root =
82 debugfs_create_dir("channel", minor->debugfs_root);
83 if (!dev_priv->debugfs.channel_root)
84 return -ENOENT;
85 }
86
87 snprintf(chan->debugfs.name, 32, "%d", chan->id);
88 chan->debugfs.info.name = chan->debugfs.name;
89 chan->debugfs.info.show = nouveau_debugfs_channel_info;
90 chan->debugfs.info.driver_features = 0;
91 chan->debugfs.info.data = chan;
92
93 ret = drm_debugfs_create_files(&chan->debugfs.info, 1,
94 dev_priv->debugfs.channel_root,
95 chan->dev->primary);
96 if (ret == 0)
97 chan->debugfs.active = true;
98 return ret;
99}
100
101void
102nouveau_debugfs_channel_fini(struct nouveau_channel *chan)
103{
104 struct drm_nouveau_private *dev_priv = chan->dev->dev_private;
105
106 if (!chan->debugfs.active)
107 return;
108
109 drm_debugfs_remove_files(&chan->debugfs.info, 1, chan->dev->primary);
110 chan->debugfs.active = false;
111
112 if (chan == dev_priv->channel) {
113 debugfs_remove(dev_priv->debugfs.channel_root);
114 dev_priv->debugfs.channel_root = NULL;
115 }
116}
117
118static int
119nouveau_debugfs_chipset_info(struct seq_file *m, void *data)
120{
121 struct drm_info_node *node = (struct drm_info_node *) m->private;
122 struct drm_minor *minor = node->minor;
123 struct drm_device *dev = minor->dev;
124 struct drm_nouveau_private *dev_priv = dev->dev_private;
125 uint32_t ppci_0;
126
127 ppci_0 = nv_rd32(dev, dev_priv->chipset >= 0x40 ? 0x88000 : 0x1800);
128
129 seq_printf(m, "PMC_BOOT_0: 0x%08x\n", nv_rd32(dev, NV03_PMC_BOOT_0));
130 seq_printf(m, "PCI ID : 0x%04x:0x%04x\n",
131 ppci_0 & 0xffff, ppci_0 >> 16);
132 return 0;
133}
134
135static int
136nouveau_debugfs_memory_info(struct seq_file *m, void *data)
137{
138 struct drm_info_node *node = (struct drm_info_node *) m->private;
139 struct drm_minor *minor = node->minor;
140 struct drm_nouveau_private *dev_priv = minor->dev->dev_private;
141
142 seq_printf(m, "VRAM total: %dKiB\n", (int)(dev_priv->vram_size >> 10));
143 return 0;
144}
145
146static int
147nouveau_debugfs_vbios_image(struct seq_file *m, void *data)
148{
149 struct drm_info_node *node = (struct drm_info_node *) m->private;
150 struct drm_nouveau_private *dev_priv = node->minor->dev->dev_private;
151 int i;
152
153 for (i = 0; i < dev_priv->vbios.length; i++)
154 seq_printf(m, "%c", dev_priv->vbios.data[i]);
155 return 0;
156}
157
158static int
159nouveau_debugfs_evict_vram(struct seq_file *m, void *data)
160{
161 struct drm_info_node *node = (struct drm_info_node *) m->private;
162 struct drm_nouveau_private *dev_priv = node->minor->dev->dev_private;
163 int ret;
164
165 ret = ttm_bo_evict_mm(&dev_priv->ttm.bdev, TTM_PL_VRAM);
166 if (ret)
167 seq_printf(m, "failed: %d", ret);
168 else
169 seq_printf(m, "succeeded\n");
170 return 0;
171}
172
173static struct drm_info_list nouveau_debugfs_list[] = {
174 { "evict_vram", nouveau_debugfs_evict_vram, 0, NULL },
175 { "chipset", nouveau_debugfs_chipset_info, 0, NULL },
176 { "memory", nouveau_debugfs_memory_info, 0, NULL },
177 { "vbios.rom", nouveau_debugfs_vbios_image, 0, NULL },
178 { "ttm_page_pool", ttm_page_alloc_debugfs, 0, NULL },
179 { "ttm_dma_page_pool", ttm_dma_page_alloc_debugfs, 0, NULL },
180};
181#define NOUVEAU_DEBUGFS_ENTRIES ARRAY_SIZE(nouveau_debugfs_list)
182
183int
184nouveau_debugfs_init(struct drm_minor *minor)
185{
186 drm_debugfs_create_files(nouveau_debugfs_list, NOUVEAU_DEBUGFS_ENTRIES,
187 minor->debugfs_root, minor);
188 return 0;
189}
190
191void
192nouveau_debugfs_takedown(struct drm_minor *minor)
193{
194 drm_debugfs_remove_files(nouveau_debugfs_list, NOUVEAU_DEBUGFS_ENTRIES,
195 minor);
196}