2 * Copyright © 2008 Intel Corporation
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
24 * Eric Anholt <eric@anholt.net>
25 * Keith Packard <keithp@keithp.com>
31 #include "drm_compat.h"
35 static int i915_gem_active_info(char *buf, char **start, off_t offset,
36 int request, int *eof, void *data)
38 struct drm_minor *minor = (struct drm_minor *) data;
39 struct drm_device *dev = minor->dev;
40 struct drm_i915_private *dev_priv = dev->dev_private;
41 struct drm_i915_gem_object *obj_priv;
44 if (offset > DRM_PROC_LIMIT) {
49 *start = &buf[offset];
51 DRM_PROC_PRINT("Active:\n");
52 list_for_each_entry(obj_priv, &dev_priv->mm.active_list,
55 struct drm_gem_object *obj = obj_priv->obj;
57 DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
59 obj->read_domains, obj->write_domain,
60 obj_priv->last_rendering_seqno);
62 DRM_PROC_PRINT(" %p: %08x %08x %d\n",
64 obj->read_domains, obj->write_domain,
65 obj_priv->last_rendering_seqno);
68 if (len > request + offset)
74 static int i915_gem_flushing_info(char *buf, char **start, off_t offset,
75 int request, int *eof, void *data)
77 struct drm_minor *minor = (struct drm_minor *) data;
78 struct drm_device *dev = minor->dev;
79 struct drm_i915_private *dev_priv = dev->dev_private;
80 struct drm_i915_gem_object *obj_priv;
83 if (offset > DRM_PROC_LIMIT) {
88 *start = &buf[offset];
90 DRM_PROC_PRINT("Flushing:\n");
91 list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list,
94 struct drm_gem_object *obj = obj_priv->obj;
96 DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
98 obj->read_domains, obj->write_domain,
99 obj_priv->last_rendering_seqno);
101 DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj,
102 obj->read_domains, obj->write_domain,
103 obj_priv->last_rendering_seqno);
106 if (len > request + offset)
112 static int i915_gem_inactive_info(char *buf, char **start, off_t offset,
113 int request, int *eof, void *data)
115 struct drm_minor *minor = (struct drm_minor *) data;
116 struct drm_device *dev = minor->dev;
117 struct drm_i915_private *dev_priv = dev->dev_private;
118 struct drm_i915_gem_object *obj_priv;
121 if (offset > DRM_PROC_LIMIT) {
126 *start = &buf[offset];
128 DRM_PROC_PRINT("Inactive:\n");
129 list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list,
132 struct drm_gem_object *obj = obj_priv->obj;
134 DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
136 obj->read_domains, obj->write_domain,
137 obj_priv->last_rendering_seqno);
139 DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj,
140 obj->read_domains, obj->write_domain,
141 obj_priv->last_rendering_seqno);
144 if (len > request + offset)
150 static int i915_gem_request_info(char *buf, char **start, off_t offset,
151 int request, int *eof, void *data)
153 struct drm_minor *minor = (struct drm_minor *) data;
154 struct drm_device *dev = minor->dev;
155 struct drm_i915_private *dev_priv = dev->dev_private;
156 struct drm_i915_gem_request *gem_request;
159 if (offset > DRM_PROC_LIMIT) {
164 *start = &buf[offset];
166 DRM_PROC_PRINT("Request:\n");
167 list_for_each_entry(gem_request, &dev_priv->mm.request_list,
170 DRM_PROC_PRINT(" %d @ %d %08x\n",
172 (int) (jiffies - gem_request->emitted_jiffies),
173 gem_request->flush_domains);
175 if (len > request + offset)
181 static int i915_gem_seqno_info(char *buf, char **start, off_t offset,
182 int request, int *eof, void *data)
184 struct drm_minor *minor = (struct drm_minor *) data;
185 struct drm_device *dev = minor->dev;
186 struct drm_i915_private *dev_priv = dev->dev_private;
189 if (offset > DRM_PROC_LIMIT) {
194 *start = &buf[offset];
196 DRM_PROC_PRINT("Current sequence: %d\n", i915_get_gem_seqno(dev));
197 DRM_PROC_PRINT("Waiter sequence: %d\n",
198 dev_priv->mm.waiting_gem_seqno);
199 DRM_PROC_PRINT("IRQ sequence: %d\n", dev_priv->mm.irq_gem_seqno);
200 if (len > request + offset)
207 static int i915_interrupt_info(char *buf, char **start, off_t offset,
208 int request, int *eof, void *data)
210 struct drm_minor *minor = (struct drm_minor *) data;
211 struct drm_device *dev = minor->dev;
212 struct drm_i915_private *dev_priv = dev->dev_private;
215 if (offset > DRM_PROC_LIMIT) {
220 *start = &buf[offset];
222 DRM_PROC_PRINT("Interrupt enable: %08x\n",
224 DRM_PROC_PRINT("Interrupt identity: %08x\n",
226 DRM_PROC_PRINT("Interrupt mask: %08x\n",
228 DRM_PROC_PRINT("Pipe A stat: %08x\n",
229 I915_READ(PIPEASTAT));
230 DRM_PROC_PRINT("Pipe B stat: %08x\n",
231 I915_READ(PIPEBSTAT));
232 DRM_PROC_PRINT("Interrupts received: %d\n",
233 atomic_read(&dev_priv->irq_received));
234 DRM_PROC_PRINT("Current sequence: %d\n",
235 i915_get_gem_seqno(dev));
236 DRM_PROC_PRINT("Waiter sequence: %d\n",
237 dev_priv->mm.waiting_gem_seqno);
238 DRM_PROC_PRINT("IRQ sequence: %d\n",
239 dev_priv->mm.irq_gem_seqno);
240 if (len > request + offset)
246 static struct drm_proc_list {
250 int (*f) (char *, char **, off_t, int, int *, void *);
251 } i915_gem_proc_list[] = {
252 {"i915_gem_active", i915_gem_active_info},
253 {"i915_gem_flushing", i915_gem_flushing_info},
254 {"i915_gem_inactive", i915_gem_inactive_info},
255 {"i915_gem_request", i915_gem_request_info},
256 {"i915_gem_seqno", i915_gem_seqno_info},
257 {"i915_gem_interrupt", i915_interrupt_info},
260 #define I915_GEM_PROC_ENTRIES ARRAY_SIZE(i915_gem_proc_list)
262 int i915_gem_proc_init(struct drm_minor *minor)
264 struct proc_dir_entry *ent;
267 for (i = 0; i < I915_GEM_PROC_ENTRIES; i++) {
268 ent = create_proc_entry(i915_gem_proc_list[i].name,
269 S_IFREG | S_IRUGO, minor->dev_root);
271 DRM_ERROR("Cannot create /proc/dri/.../%s\n",
272 i915_gem_proc_list[i].name);
273 for (j = 0; j < i; j++)
274 remove_proc_entry(i915_gem_proc_list[i].name,
278 ent->read_proc = i915_gem_proc_list[i].f;
284 void i915_gem_proc_cleanup(struct drm_minor *minor)
288 if (!minor->dev_root)
291 for (i = 0; i < I915_GEM_PROC_ENTRIES; i++)
292 remove_proc_entry(i915_gem_proc_list[i].name, minor->dev_root);