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authorBen Gamari <bgamari@gmail.com>2009-02-17 20:08:50 -0500
committerEric Anholt <eric@anholt.net>2009-03-27 18:12:01 -0400
commit2017263e9e72974610179beaa85c4498b9c4b7a4 (patch)
treebc647c02bf7fdb71da508d7d03dd8683e865d36c /drivers/gpu
parent28a62277e06f93729d0340d9659153dcfbdbe16d (diff)
drm/i915: Convert i915 proc files to seq_file and move to debugfs.
Signed-off-by: Ben Gamari <bgamari@gmail.com> Signed-off-by: Eric Anholt <eric@anholt.net>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/i915/Makefile2
-rw-r--r--drivers/gpu/drm/i915/i915_drv.c6
-rw-r--r--drivers/gpu/drm/i915/i915_drv.h6
-rw-r--r--drivers/gpu/drm/i915/i915_gem_debugfs.c230
-rw-r--r--drivers/gpu/drm/i915/i915_gem_proc.c334
5 files changed, 239 insertions, 339 deletions
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 793cba39d832..51c5a050aa73 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -7,7 +7,7 @@ i915-y := i915_drv.o i915_dma.o i915_irq.o i915_mem.o \
7 i915_suspend.o \ 7 i915_suspend.o \
8 i915_gem.o \ 8 i915_gem.o \
9 i915_gem_debug.o \ 9 i915_gem_debug.o \
10 i915_gem_proc.o \ 10 i915_gem_debugfs.o \
11 i915_gem_tiling.o \ 11 i915_gem_tiling.o \
12 intel_display.o \ 12 intel_display.o \
13 intel_crt.o \ 13 intel_crt.o \
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index b293ef0bae71..dcb91f5df6e3 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -150,8 +150,10 @@ static struct drm_driver driver = {
150 .get_reg_ofs = drm_core_get_reg_ofs, 150 .get_reg_ofs = drm_core_get_reg_ofs,
151 .master_create = i915_master_create, 151 .master_create = i915_master_create,
152 .master_destroy = i915_master_destroy, 152 .master_destroy = i915_master_destroy,
153 .proc_init = i915_gem_proc_init, 153#if defined(CONFIG_DEBUG_FS)
154 .proc_cleanup = i915_gem_proc_cleanup, 154 .debugfs_init = i915_gem_debugfs_init,
155 .debugfs_cleanup = i915_gem_debugfs_cleanup,
156#endif
155 .gem_init_object = i915_gem_init_object, 157 .gem_init_object = i915_gem_init_object,
156 .gem_free_object = i915_gem_free_object, 158 .gem_free_object = i915_gem_free_object,
157 .gem_vm_ops = &i915_gem_vm_ops, 159 .gem_vm_ops = &i915_gem_vm_ops,
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 2c02ce6b2b98..1c03b3e81ffa 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -605,8 +605,6 @@ int i915_gem_get_tiling(struct drm_device *dev, void *data,
605int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data, 605int i915_gem_get_aperture_ioctl(struct drm_device *dev, void *data,
606 struct drm_file *file_priv); 606 struct drm_file *file_priv);
607void i915_gem_load(struct drm_device *dev); 607void i915_gem_load(struct drm_device *dev);
608int i915_gem_proc_init(struct drm_minor *minor);
609void i915_gem_proc_cleanup(struct drm_minor *minor);
610int i915_gem_init_object(struct drm_gem_object *obj); 608int i915_gem_init_object(struct drm_gem_object *obj);
611void i915_gem_free_object(struct drm_gem_object *obj); 609void i915_gem_free_object(struct drm_gem_object *obj);
612int i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment); 610int i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment);
@@ -650,6 +648,10 @@ void i915_gem_dump_object(struct drm_gem_object *obj, int len,
650 const char *where, uint32_t mark); 648 const char *where, uint32_t mark);
651void i915_dump_lru(struct drm_device *dev, const char *where); 649void i915_dump_lru(struct drm_device *dev, const char *where);
652 650
651/* i915_debugfs.c */
652int i915_gem_debugfs_init(struct drm_minor *minor);
653void i915_gem_debugfs_cleanup(struct drm_minor *minor);
654
653/* i915_suspend.c */ 655/* i915_suspend.c */
654extern int i915_save_state(struct drm_device *dev); 656extern int i915_save_state(struct drm_device *dev);
655extern int i915_restore_state(struct drm_device *dev); 657extern int i915_restore_state(struct drm_device *dev);
diff --git a/drivers/gpu/drm/i915/i915_gem_debugfs.c b/drivers/gpu/drm/i915/i915_gem_debugfs.c
new file mode 100644
index 000000000000..dd2b0edb9963
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_gem_debugfs.c
@@ -0,0 +1,230 @@
1/*
2 * Copyright © 2008 Intel Corporation
3 *
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:
10 *
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
13 * Software.
14 *
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
21 * IN THE SOFTWARE.
22 *
23 * Authors:
24 * Eric Anholt <eric@anholt.net>
25 * Keith Packard <keithp@keithp.com>
26 *
27 */
28
29#include <linux/seq_file.h>
30#include "drmP.h"
31#include "drm.h"
32#include "i915_drm.h"
33#include "i915_drv.h"
34
35#define DRM_I915_RING_DEBUG 1
36
37
38#if defined(CONFIG_DEBUG_FS)
39
40static int i915_gem_active_info(struct seq_file *m, void *data)
41{
42 struct drm_info_node *node = (struct drm_info_node *) m->private;
43 struct drm_device *dev = node->minor->dev;
44 drm_i915_private_t *dev_priv = dev->dev_private;
45 struct drm_i915_gem_object *obj_priv;
46
47 seq_printf(m, "Active:\n");
48 list_for_each_entry(obj_priv, &dev_priv->mm.active_list,
49 list)
50 {
51 struct drm_gem_object *obj = obj_priv->obj;
52 if (obj->name) {
53 seq_printf(m, " %p(%d): %08x %08x %d\n",
54 obj, obj->name,
55 obj->read_domains, obj->write_domain,
56 obj_priv->last_rendering_seqno);
57 } else {
58 seq_printf(m, " %p: %08x %08x %d\n",
59 obj,
60 obj->read_domains, obj->write_domain,
61 obj_priv->last_rendering_seqno);
62 }
63 }
64 return 0;
65}
66
67static int i915_gem_flushing_info(struct seq_file *m, void *data)
68{
69 struct drm_info_node *node = (struct drm_info_node *) m->private;
70 struct drm_device *dev = node->minor->dev;
71 drm_i915_private_t *dev_priv = dev->dev_private;
72 struct drm_i915_gem_object *obj_priv;
73
74 seq_printf(m, "Flushing:\n");
75 list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list,
76 list)
77 {
78 struct drm_gem_object *obj = obj_priv->obj;
79 if (obj->name) {
80 seq_printf(m, " %p(%d): %08x %08x %d\n",
81 obj, obj->name,
82 obj->read_domains, obj->write_domain,
83 obj_priv->last_rendering_seqno);
84 } else {
85 seq_printf(m, " %p: %08x %08x %d\n", obj,
86 obj->read_domains, obj->write_domain,
87 obj_priv->last_rendering_seqno);
88 }
89 }
90 return 0;
91}
92
93static int i915_gem_inactive_info(struct seq_file *m, void *data)
94{
95 struct drm_info_node *node = (struct drm_info_node *) m->private;
96 struct drm_device *dev = node->minor->dev;
97 drm_i915_private_t *dev_priv = dev->dev_private;
98 struct drm_i915_gem_object *obj_priv;
99
100 seq_printf(m, "Inactive:\n");
101 list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list,
102 list)
103 {
104 struct drm_gem_object *obj = obj_priv->obj;
105 if (obj->name) {
106 seq_printf(m, " %p(%d): %08x %08x %d\n",
107 obj, obj->name,
108 obj->read_domains, obj->write_domain,
109 obj_priv->last_rendering_seqno);
110 } else {
111 seq_printf(m, " %p: %08x %08x %d\n", obj,
112 obj->read_domains, obj->write_domain,
113 obj_priv->last_rendering_seqno);
114 }
115 }
116 return 0;
117}
118
119static int i915_gem_request_info(struct seq_file *m, void *data)
120{
121 struct drm_info_node *node = (struct drm_info_node *) m->private;
122 struct drm_device *dev = node->minor->dev;
123 drm_i915_private_t *dev_priv = dev->dev_private;
124 struct drm_i915_gem_request *gem_request;
125
126 seq_printf(m, "Request:\n");
127 list_for_each_entry(gem_request, &dev_priv->mm.request_list, list) {
128 seq_printf(m, " %d @ %d\n",
129 gem_request->seqno,
130 (int) (jiffies - gem_request->emitted_jiffies));
131 }
132 return 0;
133}
134
135static int i915_gem_seqno_info(struct seq_file *m, void *data)
136{
137 struct drm_info_node *node = (struct drm_info_node *) m->private;
138 struct drm_device *dev = node->minor->dev;
139 drm_i915_private_t *dev_priv = dev->dev_private;
140
141 if (dev_priv->hw_status_page != NULL) {
142 seq_printf(m, "Current sequence: %d\n",
143 i915_get_gem_seqno(dev));
144 } else {
145 seq_printf(m, "Current sequence: hws uninitialized\n");
146 }
147 seq_printf(m, "Waiter sequence: %d\n",
148 dev_priv->mm.waiting_gem_seqno);
149 seq_printf(m, "IRQ sequence: %d\n", dev_priv->mm.irq_gem_seqno);
150 return 0;
151}
152
153
154static int i915_interrupt_info(struct seq_file *m, void *data)
155{
156 struct drm_info_node *node = (struct drm_info_node *) m->private;
157 struct drm_device *dev = node->minor->dev;
158 drm_i915_private_t *dev_priv = dev->dev_private;
159
160 seq_printf(m, "Interrupt enable: %08x\n",
161 I915_READ(IER));
162 seq_printf(m, "Interrupt identity: %08x\n",
163 I915_READ(IIR));
164 seq_printf(m, "Interrupt mask: %08x\n",
165 I915_READ(IMR));
166 seq_printf(m, "Pipe A stat: %08x\n",
167 I915_READ(PIPEASTAT));
168 seq_printf(m, "Pipe B stat: %08x\n",
169 I915_READ(PIPEBSTAT));
170 seq_printf(m, "Interrupts received: %d\n",
171 atomic_read(&dev_priv->irq_received));
172 if (dev_priv->hw_status_page != NULL) {
173 seq_printf(m, "Current sequence: %d\n",
174 i915_get_gem_seqno(dev));
175 } else {
176 seq_printf(m, "Current sequence: hws uninitialized\n");
177 }
178 seq_printf(m, "Waiter sequence: %d\n",
179 dev_priv->mm.waiting_gem_seqno);
180 seq_printf(m, "IRQ sequence: %d\n",
181 dev_priv->mm.irq_gem_seqno);
182 return 0;
183}
184
185static int i915_hws_info(struct seq_file *m, void *data)
186{
187 struct drm_info_node *node = (struct drm_info_node *) m->private;
188 struct drm_device *dev = node->minor->dev;
189 drm_i915_private_t *dev_priv = dev->dev_private;
190 int i;
191 volatile u32 *hws;
192
193 hws = (volatile u32 *)dev_priv->hw_status_page;
194 if (hws == NULL)
195 return 0;
196
197 for (i = 0; i < 4096 / sizeof(u32) / 4; i += 4) {
198 seq_printf(m, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
199 i * 4,
200 hws[i], hws[i + 1], hws[i + 2], hws[i + 3]);
201 }
202 return 0;
203}
204
205static struct drm_info_list i915_gem_debugfs_list[] = {
206 {"i915_gem_active", i915_gem_active_info, 0},
207 {"i915_gem_flushing", i915_gem_flushing_info, 0},
208 {"i915_gem_inactive", i915_gem_inactive_info, 0},
209 {"i915_gem_request", i915_gem_request_info, 0},
210 {"i915_gem_seqno", i915_gem_seqno_info, 0},
211 {"i915_gem_interrupt", i915_interrupt_info, 0},
212 {"i915_gem_hws", i915_hws_info, 0},
213};
214#define I915_GEM_DEBUGFS_ENTRIES ARRAY_SIZE(i915_gem_debugfs_list)
215
216int i915_gem_debugfs_init(struct drm_minor *minor)
217{
218 return drm_debugfs_create_files(i915_gem_debugfs_list,
219 I915_GEM_DEBUGFS_ENTRIES,
220 minor->debugfs_root, minor);
221}
222
223void i915_gem_debugfs_cleanup(struct drm_minor *minor)
224{
225 drm_debugfs_remove_files(i915_gem_debugfs_list,
226 I915_GEM_DEBUGFS_ENTRIES, minor);
227}
228
229#endif /* CONFIG_DEBUG_FS */
230
diff --git a/drivers/gpu/drm/i915/i915_gem_proc.c b/drivers/gpu/drm/i915/i915_gem_proc.c
deleted file mode 100644
index 4d1b9de0cd8b..000000000000
--- a/drivers/gpu/drm/i915/i915_gem_proc.c
+++ /dev/null
@@ -1,334 +0,0 @@
1/*
2 * Copyright © 2008 Intel Corporation
3 *
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:
10 *
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
13 * Software.
14 *
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
21 * IN THE SOFTWARE.
22 *
23 * Authors:
24 * Eric Anholt <eric@anholt.net>
25 * Keith Packard <keithp@keithp.com>
26 *
27 */
28
29#include "drmP.h"
30#include "drm.h"
31#include "i915_drm.h"
32#include "i915_drv.h"
33
34static int i915_gem_active_info(char *buf, char **start, off_t offset,
35 int request, int *eof, void *data)
36{
37 struct drm_minor *minor = (struct drm_minor *) data;
38 struct drm_device *dev = minor->dev;
39 drm_i915_private_t *dev_priv = dev->dev_private;
40 struct drm_i915_gem_object *obj_priv;
41 int len = 0;
42
43 if (offset > DRM_PROC_LIMIT) {
44 *eof = 1;
45 return 0;
46 }
47
48 *start = &buf[offset];
49 *eof = 0;
50 DRM_PROC_PRINT("Active:\n");
51 list_for_each_entry(obj_priv, &dev_priv->mm.active_list,
52 list)
53 {
54 struct drm_gem_object *obj = obj_priv->obj;
55 if (obj->name) {
56 DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
57 obj, obj->name,
58 obj->read_domains, obj->write_domain,
59 obj_priv->last_rendering_seqno);
60 } else {
61 DRM_PROC_PRINT(" %p: %08x %08x %d\n",
62 obj,
63 obj->read_domains, obj->write_domain,
64 obj_priv->last_rendering_seqno);
65 }
66 }
67 if (len > request + offset)
68 return request;
69 *eof = 1;
70 return len - offset;
71}
72
73static int i915_gem_flushing_info(char *buf, char **start, off_t offset,
74 int request, int *eof, void *data)
75{
76 struct drm_minor *minor = (struct drm_minor *) data;
77 struct drm_device *dev = minor->dev;
78 drm_i915_private_t *dev_priv = dev->dev_private;
79 struct drm_i915_gem_object *obj_priv;
80 int len = 0;
81
82 if (offset > DRM_PROC_LIMIT) {
83 *eof = 1;
84 return 0;
85 }
86
87 *start = &buf[offset];
88 *eof = 0;
89 DRM_PROC_PRINT("Flushing:\n");
90 list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list,
91 list)
92 {
93 struct drm_gem_object *obj = obj_priv->obj;
94 if (obj->name) {
95 DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
96 obj, obj->name,
97 obj->read_domains, obj->write_domain,
98 obj_priv->last_rendering_seqno);
99 } else {
100 DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj,
101 obj->read_domains, obj->write_domain,
102 obj_priv->last_rendering_seqno);
103 }
104 }
105 if (len > request + offset)
106 return request;
107 *eof = 1;
108 return len - offset;
109}
110
111static int i915_gem_inactive_info(char *buf, char **start, off_t offset,
112 int request, int *eof, void *data)
113{
114 struct drm_minor *minor = (struct drm_minor *) data;
115 struct drm_device *dev = minor->dev;
116 drm_i915_private_t *dev_priv = dev->dev_private;
117 struct drm_i915_gem_object *obj_priv;
118 int len = 0;
119
120 if (offset > DRM_PROC_LIMIT) {
121 *eof = 1;
122 return 0;
123 }
124
125 *start = &buf[offset];
126 *eof = 0;
127 DRM_PROC_PRINT("Inactive:\n");
128 list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list,
129 list)
130 {
131 struct drm_gem_object *obj = obj_priv->obj;
132 if (obj->name) {
133 DRM_PROC_PRINT(" %p(%d): %08x %08x %d\n",
134 obj, obj->name,
135 obj->read_domains, obj->write_domain,
136 obj_priv->last_rendering_seqno);
137 } else {
138 DRM_PROC_PRINT(" %p: %08x %08x %d\n", obj,
139 obj->read_domains, obj->write_domain,
140 obj_priv->last_rendering_seqno);
141 }
142 }
143 if (len > request + offset)
144 return request;
145 *eof = 1;
146 return len - offset;
147}
148
149static int i915_gem_request_info(char *buf, char **start, off_t offset,
150 int request, int *eof, void *data)
151{
152 struct drm_minor *minor = (struct drm_minor *) data;
153 struct drm_device *dev = minor->dev;
154 drm_i915_private_t *dev_priv = dev->dev_private;
155 struct drm_i915_gem_request *gem_request;
156 int len = 0;
157
158 if (offset > DRM_PROC_LIMIT) {
159 *eof = 1;
160 return 0;
161 }
162
163 *start = &buf[offset];
164 *eof = 0;
165 DRM_PROC_PRINT("Request:\n");
166 list_for_each_entry(gem_request, &dev_priv->mm.request_list,
167 list)
168 {
169 DRM_PROC_PRINT(" %d @ %d\n",
170 gem_request->seqno,
171 (int) (jiffies - gem_request->emitted_jiffies));
172 }
173 if (len > request + offset)
174 return request;
175 *eof = 1;
176 return len - offset;
177}
178
179static int i915_gem_seqno_info(char *buf, char **start, off_t offset,
180 int request, int *eof, void *data)
181{
182 struct drm_minor *minor = (struct drm_minor *) data;
183 struct drm_device *dev = minor->dev;
184 drm_i915_private_t *dev_priv = dev->dev_private;
185 int len = 0;
186
187 if (offset > DRM_PROC_LIMIT) {
188 *eof = 1;
189 return 0;
190 }
191
192 *start = &buf[offset];
193 *eof = 0;
194 if (dev_priv->hw_status_page != NULL) {
195 DRM_PROC_PRINT("Current sequence: %d\n",
196 i915_get_gem_seqno(dev));
197 } else {
198 DRM_PROC_PRINT("Current sequence: hws uninitialized\n");
199 }
200 DRM_PROC_PRINT("Waiter sequence: %d\n",
201 dev_priv->mm.waiting_gem_seqno);
202 DRM_PROC_PRINT("IRQ sequence: %d\n", dev_priv->mm.irq_gem_seqno);
203 if (len > request + offset)
204 return request;
205 *eof = 1;
206 return len - offset;
207}
208
209
210static int i915_interrupt_info(char *buf, char **start, off_t offset,
211 int request, int *eof, void *data)
212{
213 struct drm_minor *minor = (struct drm_minor *) data;
214 struct drm_device *dev = minor->dev;
215 drm_i915_private_t *dev_priv = dev->dev_private;
216 int len = 0;
217
218 if (offset > DRM_PROC_LIMIT) {
219 *eof = 1;
220 return 0;
221 }
222
223 *start = &buf[offset];
224 *eof = 0;
225 DRM_PROC_PRINT("Interrupt enable: %08x\n",
226 I915_READ(IER));
227 DRM_PROC_PRINT("Interrupt identity: %08x\n",
228 I915_READ(IIR));
229 DRM_PROC_PRINT("Interrupt mask: %08x\n",
230 I915_READ(IMR));
231 DRM_PROC_PRINT("Pipe A stat: %08x\n",
232 I915_READ(PIPEASTAT));
233 DRM_PROC_PRINT("Pipe B stat: %08x\n",
234 I915_READ(PIPEBSTAT));
235 DRM_PROC_PRINT("Interrupts received: %d\n",
236 atomic_read(&dev_priv->irq_received));
237 if (dev_priv->hw_status_page != NULL) {
238 DRM_PROC_PRINT("Current sequence: %d\n",
239 i915_get_gem_seqno(dev));
240 } else {
241 DRM_PROC_PRINT("Current sequence: hws uninitialized\n");
242 }
243 DRM_PROC_PRINT("Waiter sequence: %d\n",
244 dev_priv->mm.waiting_gem_seqno);
245 DRM_PROC_PRINT("IRQ sequence: %d\n",
246 dev_priv->mm.irq_gem_seqno);
247 if (len > request + offset)
248 return request;
249 *eof = 1;
250 return len - offset;
251}
252
253static int i915_hws_info(char *buf, char **start, off_t offset,
254 int request, int *eof, void *data)
255{
256 struct drm_minor *minor = (struct drm_minor *) data;
257 struct drm_device *dev = minor->dev;
258 drm_i915_private_t *dev_priv = dev->dev_private;
259 int len = 0, i;
260 volatile u32 *hws;
261
262 if (offset > DRM_PROC_LIMIT) {
263 *eof = 1;
264 return 0;
265 }
266
267 hws = (volatile u32 *)dev_priv->hw_status_page;
268 if (hws == NULL) {
269 *eof = 1;
270 return 0;
271 }
272
273 *start = &buf[offset];
274 *eof = 0;
275 for (i = 0; i < 4096 / sizeof(u32) / 4; i += 4) {
276 DRM_PROC_PRINT("0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
277 i * 4,
278 hws[i], hws[i + 1], hws[i + 2], hws[i + 3]);
279 }
280 if (len > request + offset)
281 return request;
282 *eof = 1;
283 return len - offset;
284}
285
286static struct drm_proc_list {
287 /** file name */
288 const char *name;
289 /** proc callback*/
290 int (*f) (char *, char **, off_t, int, int *, void *);
291} i915_gem_proc_list[] = {
292 {"i915_gem_active", i915_gem_active_info},
293 {"i915_gem_flushing", i915_gem_flushing_info},
294 {"i915_gem_inactive", i915_gem_inactive_info},
295 {"i915_gem_request", i915_gem_request_info},
296 {"i915_gem_seqno", i915_gem_seqno_info},
297 {"i915_gem_interrupt", i915_interrupt_info},
298 {"i915_gem_hws", i915_hws_info},
299};
300
301#define I915_GEM_PROC_ENTRIES ARRAY_SIZE(i915_gem_proc_list)
302
303int i915_gem_proc_init(struct drm_minor *minor)
304{
305 struct proc_dir_entry *ent;
306 int i, j;
307
308 for (i = 0; i < I915_GEM_PROC_ENTRIES; i++) {
309 ent = create_proc_entry(i915_gem_proc_list[i].name,
310 S_IFREG | S_IRUGO, minor->dev_root);
311 if (!ent) {
312 DRM_ERROR("Cannot create /proc/dri/.../%s\n",
313 i915_gem_proc_list[i].name);
314 for (j = 0; j < i; j++)
315 remove_proc_entry(i915_gem_proc_list[i].name,
316 minor->dev_root);
317 return -1;
318 }
319 ent->read_proc = i915_gem_proc_list[i].f;
320 ent->data = minor;
321 }
322 return 0;
323}
324
325void i915_gem_proc_cleanup(struct drm_minor *minor)
326{
327 int i;
328
329 if (!minor->dev_root)
330 return;
331
332 for (i = 0; i < I915_GEM_PROC_ENTRIES; i++)
333 remove_proc_entry(i915_gem_proc_list[i].name, minor->dev_root);
334}
generated by cgit v1.2.2 (git 2.25.0) at 2024-12-02 21:30:25 -0500