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>
29 #include <linux/seq_file.h>
30 #include <linux/debugfs.h>
31 #include <linux/slab.h>
32 #include <linux/export.h>
35 #include "intel_drv.h"
36 #include "intel_ringbuffer.h"
40 #define DRM_I915_RING_DEBUG 1
43 #if defined(CONFIG_DEBUG_FS)
51 static const char *yesno(int v
)
53 return v
? "yes" : "no";
56 static int i915_capabilities(struct seq_file
*m
, void *data
)
58 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
59 struct drm_device
*dev
= node
->minor
->dev
;
60 const struct intel_device_info
*info
= INTEL_INFO(dev
);
62 seq_printf(m
, "gen: %d\n", info
->gen
);
63 seq_printf(m
, "pch: %d\n", INTEL_PCH_TYPE(dev
));
64 #define DEV_INFO_FLAG(x) seq_printf(m, #x ": %s\n", yesno(info->x))
65 #define DEV_INFO_SEP ;
73 static const char *get_pin_flag(struct drm_i915_gem_object
*obj
)
75 if (obj
->user_pin_count
> 0)
77 else if (obj
->pin_count
> 0)
83 static const char *get_tiling_flag(struct drm_i915_gem_object
*obj
)
85 switch (obj
->tiling_mode
) {
87 case I915_TILING_NONE
: return " ";
88 case I915_TILING_X
: return "X";
89 case I915_TILING_Y
: return "Y";
93 static const char *cache_level_str(int type
)
96 case I915_CACHE_NONE
: return " uncached";
97 case I915_CACHE_LLC
: return " snooped (LLC)";
98 case I915_CACHE_LLC_MLC
: return " snooped (LLC+MLC)";
104 describe_obj(struct seq_file
*m
, struct drm_i915_gem_object
*obj
)
106 seq_printf(m
, "%p: %s%s %8zdKiB %04x %04x %d %d %d%s%s%s",
109 get_tiling_flag(obj
),
110 obj
->base
.size
/ 1024,
111 obj
->base
.read_domains
,
112 obj
->base
.write_domain
,
113 obj
->last_read_seqno
,
114 obj
->last_write_seqno
,
115 obj
->last_fenced_seqno
,
116 cache_level_str(obj
->cache_level
),
117 obj
->dirty
? " dirty" : "",
118 obj
->madv
== I915_MADV_DONTNEED
? " purgeable" : "");
120 seq_printf(m
, " (name: %d)", obj
->base
.name
);
121 if (obj
->fence_reg
!= I915_FENCE_REG_NONE
)
122 seq_printf(m
, " (fence: %d)", obj
->fence_reg
);
123 if (obj
->gtt_space
!= NULL
)
124 seq_printf(m
, " (gtt offset: %08x, size: %08x)",
125 obj
->gtt_offset
, (unsigned int)obj
->gtt_space
->size
);
126 if (obj
->pin_mappable
|| obj
->fault_mappable
) {
128 if (obj
->pin_mappable
)
130 if (obj
->fault_mappable
)
133 seq_printf(m
, " (%s mappable)", s
);
135 if (obj
->ring
!= NULL
)
136 seq_printf(m
, " (%s)", obj
->ring
->name
);
139 static int i915_gem_object_list_info(struct seq_file
*m
, void *data
)
141 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
142 uintptr_t list
= (uintptr_t) node
->info_ent
->data
;
143 struct list_head
*head
;
144 struct drm_device
*dev
= node
->minor
->dev
;
145 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
146 struct drm_i915_gem_object
*obj
;
147 size_t total_obj_size
, total_gtt_size
;
150 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
156 seq_printf(m
, "Active:\n");
157 head
= &dev_priv
->mm
.active_list
;
160 seq_printf(m
, "Inactive:\n");
161 head
= &dev_priv
->mm
.inactive_list
;
164 mutex_unlock(&dev
->struct_mutex
);
168 total_obj_size
= total_gtt_size
= count
= 0;
169 list_for_each_entry(obj
, head
, mm_list
) {
171 describe_obj(m
, obj
);
173 total_obj_size
+= obj
->base
.size
;
174 total_gtt_size
+= obj
->gtt_space
->size
;
177 mutex_unlock(&dev
->struct_mutex
);
179 seq_printf(m
, "Total %d objects, %zu bytes, %zu GTT size\n",
180 count
, total_obj_size
, total_gtt_size
);
184 #define count_objects(list, member) do { \
185 list_for_each_entry(obj, list, member) { \
186 size += obj->gtt_space->size; \
188 if (obj->map_and_fenceable) { \
189 mappable_size += obj->gtt_space->size; \
195 static int i915_gem_object_info(struct seq_file
*m
, void* data
)
197 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
198 struct drm_device
*dev
= node
->minor
->dev
;
199 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
200 u32 count
, mappable_count
;
201 size_t size
, mappable_size
;
202 struct drm_i915_gem_object
*obj
;
205 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
209 seq_printf(m
, "%u objects, %zu bytes\n",
210 dev_priv
->mm
.object_count
,
211 dev_priv
->mm
.object_memory
);
213 size
= count
= mappable_size
= mappable_count
= 0;
214 count_objects(&dev_priv
->mm
.gtt_list
, gtt_list
);
215 seq_printf(m
, "%u [%u] objects, %zu [%zu] bytes in gtt\n",
216 count
, mappable_count
, size
, mappable_size
);
218 size
= count
= mappable_size
= mappable_count
= 0;
219 count_objects(&dev_priv
->mm
.active_list
, mm_list
);
220 seq_printf(m
, " %u [%u] active objects, %zu [%zu] bytes\n",
221 count
, mappable_count
, size
, mappable_size
);
223 size
= count
= mappable_size
= mappable_count
= 0;
224 count_objects(&dev_priv
->mm
.inactive_list
, mm_list
);
225 seq_printf(m
, " %u [%u] inactive objects, %zu [%zu] bytes\n",
226 count
, mappable_count
, size
, mappable_size
);
228 size
= count
= mappable_size
= mappable_count
= 0;
229 list_for_each_entry(obj
, &dev_priv
->mm
.gtt_list
, gtt_list
) {
230 if (obj
->fault_mappable
) {
231 size
+= obj
->gtt_space
->size
;
234 if (obj
->pin_mappable
) {
235 mappable_size
+= obj
->gtt_space
->size
;
239 seq_printf(m
, "%u pinned mappable objects, %zu bytes\n",
240 mappable_count
, mappable_size
);
241 seq_printf(m
, "%u fault mappable objects, %zu bytes\n",
244 seq_printf(m
, "%zu [%zu] gtt total\n",
245 dev_priv
->mm
.gtt_total
, dev_priv
->mm
.mappable_gtt_total
);
247 mutex_unlock(&dev
->struct_mutex
);
252 static int i915_gem_gtt_info(struct seq_file
*m
, void* data
)
254 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
255 struct drm_device
*dev
= node
->minor
->dev
;
256 uintptr_t list
= (uintptr_t) node
->info_ent
->data
;
257 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
258 struct drm_i915_gem_object
*obj
;
259 size_t total_obj_size
, total_gtt_size
;
262 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
266 total_obj_size
= total_gtt_size
= count
= 0;
267 list_for_each_entry(obj
, &dev_priv
->mm
.gtt_list
, gtt_list
) {
268 if (list
== PINNED_LIST
&& obj
->pin_count
== 0)
272 describe_obj(m
, obj
);
274 total_obj_size
+= obj
->base
.size
;
275 total_gtt_size
+= obj
->gtt_space
->size
;
279 mutex_unlock(&dev
->struct_mutex
);
281 seq_printf(m
, "Total %d objects, %zu bytes, %zu GTT size\n",
282 count
, total_obj_size
, total_gtt_size
);
287 static int i915_gem_pageflip_info(struct seq_file
*m
, void *data
)
289 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
290 struct drm_device
*dev
= node
->minor
->dev
;
292 struct intel_crtc
*crtc
;
294 list_for_each_entry(crtc
, &dev
->mode_config
.crtc_list
, base
.head
) {
295 const char pipe
= pipe_name(crtc
->pipe
);
296 const char plane
= plane_name(crtc
->plane
);
297 struct intel_unpin_work
*work
;
299 spin_lock_irqsave(&dev
->event_lock
, flags
);
300 work
= crtc
->unpin_work
;
302 seq_printf(m
, "No flip due on pipe %c (plane %c)\n",
305 if (!work
->pending
) {
306 seq_printf(m
, "Flip queued on pipe %c (plane %c)\n",
309 seq_printf(m
, "Flip pending (waiting for vsync) on pipe %c (plane %c)\n",
312 if (work
->enable_stall_check
)
313 seq_printf(m
, "Stall check enabled, ");
315 seq_printf(m
, "Stall check waiting for page flip ioctl, ");
316 seq_printf(m
, "%d prepares\n", work
->pending
);
318 if (work
->old_fb_obj
) {
319 struct drm_i915_gem_object
*obj
= work
->old_fb_obj
;
321 seq_printf(m
, "Old framebuffer gtt_offset 0x%08x\n", obj
->gtt_offset
);
323 if (work
->pending_flip_obj
) {
324 struct drm_i915_gem_object
*obj
= work
->pending_flip_obj
;
326 seq_printf(m
, "New framebuffer gtt_offset 0x%08x\n", obj
->gtt_offset
);
329 spin_unlock_irqrestore(&dev
->event_lock
, flags
);
335 static int i915_gem_request_info(struct seq_file
*m
, void *data
)
337 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
338 struct drm_device
*dev
= node
->minor
->dev
;
339 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
340 struct drm_i915_gem_request
*gem_request
;
343 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
348 if (!list_empty(&dev_priv
->ring
[RCS
].request_list
)) {
349 seq_printf(m
, "Render requests:\n");
350 list_for_each_entry(gem_request
,
351 &dev_priv
->ring
[RCS
].request_list
,
353 seq_printf(m
, " %d @ %d\n",
355 (int) (jiffies
- gem_request
->emitted_jiffies
));
359 if (!list_empty(&dev_priv
->ring
[VCS
].request_list
)) {
360 seq_printf(m
, "BSD requests:\n");
361 list_for_each_entry(gem_request
,
362 &dev_priv
->ring
[VCS
].request_list
,
364 seq_printf(m
, " %d @ %d\n",
366 (int) (jiffies
- gem_request
->emitted_jiffies
));
370 if (!list_empty(&dev_priv
->ring
[BCS
].request_list
)) {
371 seq_printf(m
, "BLT requests:\n");
372 list_for_each_entry(gem_request
,
373 &dev_priv
->ring
[BCS
].request_list
,
375 seq_printf(m
, " %d @ %d\n",
377 (int) (jiffies
- gem_request
->emitted_jiffies
));
381 mutex_unlock(&dev
->struct_mutex
);
384 seq_printf(m
, "No requests\n");
389 static void i915_ring_seqno_info(struct seq_file
*m
,
390 struct intel_ring_buffer
*ring
)
392 if (ring
->get_seqno
) {
393 seq_printf(m
, "Current sequence (%s): %d\n",
394 ring
->name
, ring
->get_seqno(ring
, false));
398 static int i915_gem_seqno_info(struct seq_file
*m
, void *data
)
400 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
401 struct drm_device
*dev
= node
->minor
->dev
;
402 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
405 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
409 for (i
= 0; i
< I915_NUM_RINGS
; i
++)
410 i915_ring_seqno_info(m
, &dev_priv
->ring
[i
]);
412 mutex_unlock(&dev
->struct_mutex
);
418 static int i915_interrupt_info(struct seq_file
*m
, void *data
)
420 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
421 struct drm_device
*dev
= node
->minor
->dev
;
422 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
425 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
429 if (IS_VALLEYVIEW(dev
)) {
430 seq_printf(m
, "Display IER:\t%08x\n",
432 seq_printf(m
, "Display IIR:\t%08x\n",
434 seq_printf(m
, "Display IIR_RW:\t%08x\n",
435 I915_READ(VLV_IIR_RW
));
436 seq_printf(m
, "Display IMR:\t%08x\n",
439 seq_printf(m
, "Pipe %c stat:\t%08x\n",
441 I915_READ(PIPESTAT(pipe
)));
443 seq_printf(m
, "Master IER:\t%08x\n",
444 I915_READ(VLV_MASTER_IER
));
446 seq_printf(m
, "Render IER:\t%08x\n",
448 seq_printf(m
, "Render IIR:\t%08x\n",
450 seq_printf(m
, "Render IMR:\t%08x\n",
453 seq_printf(m
, "PM IER:\t\t%08x\n",
454 I915_READ(GEN6_PMIER
));
455 seq_printf(m
, "PM IIR:\t\t%08x\n",
456 I915_READ(GEN6_PMIIR
));
457 seq_printf(m
, "PM IMR:\t\t%08x\n",
458 I915_READ(GEN6_PMIMR
));
460 seq_printf(m
, "Port hotplug:\t%08x\n",
461 I915_READ(PORT_HOTPLUG_EN
));
462 seq_printf(m
, "DPFLIPSTAT:\t%08x\n",
463 I915_READ(VLV_DPFLIPSTAT
));
464 seq_printf(m
, "DPINVGTT:\t%08x\n",
465 I915_READ(DPINVGTT
));
467 } else if (!HAS_PCH_SPLIT(dev
)) {
468 seq_printf(m
, "Interrupt enable: %08x\n",
470 seq_printf(m
, "Interrupt identity: %08x\n",
472 seq_printf(m
, "Interrupt mask: %08x\n",
475 seq_printf(m
, "Pipe %c stat: %08x\n",
477 I915_READ(PIPESTAT(pipe
)));
479 seq_printf(m
, "North Display Interrupt enable: %08x\n",
481 seq_printf(m
, "North Display Interrupt identity: %08x\n",
483 seq_printf(m
, "North Display Interrupt mask: %08x\n",
485 seq_printf(m
, "South Display Interrupt enable: %08x\n",
487 seq_printf(m
, "South Display Interrupt identity: %08x\n",
489 seq_printf(m
, "South Display Interrupt mask: %08x\n",
491 seq_printf(m
, "Graphics Interrupt enable: %08x\n",
493 seq_printf(m
, "Graphics Interrupt identity: %08x\n",
495 seq_printf(m
, "Graphics Interrupt mask: %08x\n",
498 seq_printf(m
, "Interrupts received: %d\n",
499 atomic_read(&dev_priv
->irq_received
));
500 for (i
= 0; i
< I915_NUM_RINGS
; i
++) {
501 if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
502 seq_printf(m
, "Graphics Interrupt mask (%s): %08x\n",
503 dev_priv
->ring
[i
].name
,
504 I915_READ_IMR(&dev_priv
->ring
[i
]));
506 i915_ring_seqno_info(m
, &dev_priv
->ring
[i
]);
508 mutex_unlock(&dev
->struct_mutex
);
513 static int i915_gem_fence_regs_info(struct seq_file
*m
, void *data
)
515 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
516 struct drm_device
*dev
= node
->minor
->dev
;
517 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
520 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
524 seq_printf(m
, "Reserved fences = %d\n", dev_priv
->fence_reg_start
);
525 seq_printf(m
, "Total fences = %d\n", dev_priv
->num_fence_regs
);
526 for (i
= 0; i
< dev_priv
->num_fence_regs
; i
++) {
527 struct drm_i915_gem_object
*obj
= dev_priv
->fence_regs
[i
].obj
;
529 seq_printf(m
, "Fenced object[%2d] = ", i
);
531 seq_printf(m
, "unused");
533 describe_obj(m
, obj
);
537 mutex_unlock(&dev
->struct_mutex
);
541 static int i915_hws_info(struct seq_file
*m
, void *data
)
543 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
544 struct drm_device
*dev
= node
->minor
->dev
;
545 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
546 struct intel_ring_buffer
*ring
;
547 const volatile u32 __iomem
*hws
;
550 ring
= &dev_priv
->ring
[(uintptr_t)node
->info_ent
->data
];
551 hws
= (volatile u32 __iomem
*)ring
->status_page
.page_addr
;
555 for (i
= 0; i
< 4096 / sizeof(u32
) / 4; i
+= 4) {
556 seq_printf(m
, "0x%08x: 0x%08x 0x%08x 0x%08x 0x%08x\n",
558 hws
[i
], hws
[i
+ 1], hws
[i
+ 2], hws
[i
+ 3]);
563 static const char *ring_str(int ring
)
566 case RCS
: return "render";
567 case VCS
: return "bsd";
568 case BCS
: return "blt";
573 static const char *pin_flag(int pinned
)
583 static const char *tiling_flag(int tiling
)
587 case I915_TILING_NONE
: return "";
588 case I915_TILING_X
: return " X";
589 case I915_TILING_Y
: return " Y";
593 static const char *dirty_flag(int dirty
)
595 return dirty
? " dirty" : "";
598 static const char *purgeable_flag(int purgeable
)
600 return purgeable
? " purgeable" : "";
603 static void print_error_buffers(struct seq_file
*m
,
605 struct drm_i915_error_buffer
*err
,
608 seq_printf(m
, "%s [%d]:\n", name
, count
);
611 seq_printf(m
, " %08x %8u %04x %04x %x %x%s%s%s%s%s%s%s",
616 err
->rseqno
, err
->wseqno
,
617 pin_flag(err
->pinned
),
618 tiling_flag(err
->tiling
),
619 dirty_flag(err
->dirty
),
620 purgeable_flag(err
->purgeable
),
621 err
->ring
!= -1 ? " " : "",
623 cache_level_str(err
->cache_level
));
626 seq_printf(m
, " (name: %d)", err
->name
);
627 if (err
->fence_reg
!= I915_FENCE_REG_NONE
)
628 seq_printf(m
, " (fence: %d)", err
->fence_reg
);
635 static void i915_ring_error_state(struct seq_file
*m
,
636 struct drm_device
*dev
,
637 struct drm_i915_error_state
*error
,
640 BUG_ON(ring
>= I915_NUM_RINGS
); /* shut up confused gcc */
641 seq_printf(m
, "%s command stream:\n", ring_str(ring
));
642 seq_printf(m
, " HEAD: 0x%08x\n", error
->head
[ring
]);
643 seq_printf(m
, " TAIL: 0x%08x\n", error
->tail
[ring
]);
644 seq_printf(m
, " ACTHD: 0x%08x\n", error
->acthd
[ring
]);
645 seq_printf(m
, " IPEIR: 0x%08x\n", error
->ipeir
[ring
]);
646 seq_printf(m
, " IPEHR: 0x%08x\n", error
->ipehr
[ring
]);
647 seq_printf(m
, " INSTDONE: 0x%08x\n", error
->instdone
[ring
]);
648 if (ring
== RCS
&& INTEL_INFO(dev
)->gen
>= 4) {
649 seq_printf(m
, " INSTDONE1: 0x%08x\n", error
->instdone1
);
650 seq_printf(m
, " BBADDR: 0x%08llx\n", error
->bbaddr
);
652 if (INTEL_INFO(dev
)->gen
>= 4)
653 seq_printf(m
, " INSTPS: 0x%08x\n", error
->instps
[ring
]);
654 seq_printf(m
, " INSTPM: 0x%08x\n", error
->instpm
[ring
]);
655 seq_printf(m
, " FADDR: 0x%08x\n", error
->faddr
[ring
]);
656 if (INTEL_INFO(dev
)->gen
>= 6) {
657 seq_printf(m
, " RC PSMI: 0x%08x\n", error
->rc_psmi
[ring
]);
658 seq_printf(m
, " FAULT_REG: 0x%08x\n", error
->fault_reg
[ring
]);
659 seq_printf(m
, " SYNC_0: 0x%08x\n",
660 error
->semaphore_mboxes
[ring
][0]);
661 seq_printf(m
, " SYNC_1: 0x%08x\n",
662 error
->semaphore_mboxes
[ring
][1]);
664 seq_printf(m
, " seqno: 0x%08x\n", error
->seqno
[ring
]);
665 seq_printf(m
, " waiting: %s\n", yesno(error
->waiting
[ring
]));
666 seq_printf(m
, " ring->head: 0x%08x\n", error
->cpu_ring_head
[ring
]);
667 seq_printf(m
, " ring->tail: 0x%08x\n", error
->cpu_ring_tail
[ring
]);
670 struct i915_error_state_file_priv
{
671 struct drm_device
*dev
;
672 struct drm_i915_error_state
*error
;
675 static int i915_error_state(struct seq_file
*m
, void *unused
)
677 struct i915_error_state_file_priv
*error_priv
= m
->private;
678 struct drm_device
*dev
= error_priv
->dev
;
679 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
680 struct drm_i915_error_state
*error
= error_priv
->error
;
681 struct intel_ring_buffer
*ring
;
682 int i
, j
, page
, offset
, elt
;
685 seq_printf(m
, "no error state collected\n");
689 seq_printf(m
, "Time: %ld s %ld us\n", error
->time
.tv_sec
,
690 error
->time
.tv_usec
);
691 seq_printf(m
, "PCI ID: 0x%04x\n", dev
->pci_device
);
692 seq_printf(m
, "EIR: 0x%08x\n", error
->eir
);
693 seq_printf(m
, "IER: 0x%08x\n", error
->ier
);
694 seq_printf(m
, "PGTBL_ER: 0x%08x\n", error
->pgtbl_er
);
695 seq_printf(m
, "CCID: 0x%08x\n", error
->ccid
);
697 for (i
= 0; i
< dev_priv
->num_fence_regs
; i
++)
698 seq_printf(m
, " fence[%d] = %08llx\n", i
, error
->fence
[i
]);
700 if (INTEL_INFO(dev
)->gen
>= 6) {
701 seq_printf(m
, "ERROR: 0x%08x\n", error
->error
);
702 seq_printf(m
, "DONE_REG: 0x%08x\n", error
->done_reg
);
705 for_each_ring(ring
, dev_priv
, i
)
706 i915_ring_error_state(m
, dev
, error
, i
);
708 if (error
->active_bo
)
709 print_error_buffers(m
, "Active",
711 error
->active_bo_count
);
713 if (error
->pinned_bo
)
714 print_error_buffers(m
, "Pinned",
716 error
->pinned_bo_count
);
718 for (i
= 0; i
< ARRAY_SIZE(error
->ring
); i
++) {
719 struct drm_i915_error_object
*obj
;
721 if ((obj
= error
->ring
[i
].batchbuffer
)) {
722 seq_printf(m
, "%s --- gtt_offset = 0x%08x\n",
723 dev_priv
->ring
[i
].name
,
726 for (page
= 0; page
< obj
->page_count
; page
++) {
727 for (elt
= 0; elt
< PAGE_SIZE
/4; elt
++) {
728 seq_printf(m
, "%08x : %08x\n", offset
, obj
->pages
[page
][elt
]);
734 if (error
->ring
[i
].num_requests
) {
735 seq_printf(m
, "%s --- %d requests\n",
736 dev_priv
->ring
[i
].name
,
737 error
->ring
[i
].num_requests
);
738 for (j
= 0; j
< error
->ring
[i
].num_requests
; j
++) {
739 seq_printf(m
, " seqno 0x%08x, emitted %ld, tail 0x%08x\n",
740 error
->ring
[i
].requests
[j
].seqno
,
741 error
->ring
[i
].requests
[j
].jiffies
,
742 error
->ring
[i
].requests
[j
].tail
);
746 if ((obj
= error
->ring
[i
].ringbuffer
)) {
747 seq_printf(m
, "%s --- ringbuffer = 0x%08x\n",
748 dev_priv
->ring
[i
].name
,
751 for (page
= 0; page
< obj
->page_count
; page
++) {
752 for (elt
= 0; elt
< PAGE_SIZE
/4; elt
++) {
753 seq_printf(m
, "%08x : %08x\n",
755 obj
->pages
[page
][elt
]);
763 intel_overlay_print_error_state(m
, error
->overlay
);
766 intel_display_print_error_state(m
, dev
, error
->display
);
772 i915_error_state_write(struct file
*filp
,
773 const char __user
*ubuf
,
777 struct seq_file
*m
= filp
->private_data
;
778 struct i915_error_state_file_priv
*error_priv
= m
->private;
779 struct drm_device
*dev
= error_priv
->dev
;
782 DRM_DEBUG_DRIVER("Resetting error state\n");
784 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
788 i915_destroy_error_state(dev
);
789 mutex_unlock(&dev
->struct_mutex
);
794 static int i915_error_state_open(struct inode
*inode
, struct file
*file
)
796 struct drm_device
*dev
= inode
->i_private
;
797 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
798 struct i915_error_state_file_priv
*error_priv
;
801 error_priv
= kzalloc(sizeof(*error_priv
), GFP_KERNEL
);
805 error_priv
->dev
= dev
;
807 spin_lock_irqsave(&dev_priv
->error_lock
, flags
);
808 error_priv
->error
= dev_priv
->first_error
;
809 if (error_priv
->error
)
810 kref_get(&error_priv
->error
->ref
);
811 spin_unlock_irqrestore(&dev_priv
->error_lock
, flags
);
813 return single_open(file
, i915_error_state
, error_priv
);
816 static int i915_error_state_release(struct inode
*inode
, struct file
*file
)
818 struct seq_file
*m
= file
->private_data
;
819 struct i915_error_state_file_priv
*error_priv
= m
->private;
821 if (error_priv
->error
)
822 kref_put(&error_priv
->error
->ref
, i915_error_state_free
);
825 return single_release(inode
, file
);
828 static const struct file_operations i915_error_state_fops
= {
829 .owner
= THIS_MODULE
,
830 .open
= i915_error_state_open
,
832 .write
= i915_error_state_write
,
833 .llseek
= default_llseek
,
834 .release
= i915_error_state_release
,
837 static int i915_rstdby_delays(struct seq_file
*m
, void *unused
)
839 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
840 struct drm_device
*dev
= node
->minor
->dev
;
841 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
845 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
849 crstanddelay
= I915_READ16(CRSTANDVID
);
851 mutex_unlock(&dev
->struct_mutex
);
853 seq_printf(m
, "w/ctx: %d, w/o ctx: %d\n", (crstanddelay
>> 8) & 0x3f, (crstanddelay
& 0x3f));
858 static int i915_cur_delayinfo(struct seq_file
*m
, void *unused
)
860 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
861 struct drm_device
*dev
= node
->minor
->dev
;
862 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
866 u16 rgvswctl
= I915_READ16(MEMSWCTL
);
867 u16 rgvstat
= I915_READ16(MEMSTAT_ILK
);
869 seq_printf(m
, "Requested P-state: %d\n", (rgvswctl
>> 8) & 0xf);
870 seq_printf(m
, "Requested VID: %d\n", rgvswctl
& 0x3f);
871 seq_printf(m
, "Current VID: %d\n", (rgvstat
& MEMSTAT_VID_MASK
) >>
873 seq_printf(m
, "Current P-state: %d\n",
874 (rgvstat
& MEMSTAT_PSTATE_MASK
) >> MEMSTAT_PSTATE_SHIFT
);
875 } else if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
876 u32 gt_perf_status
= I915_READ(GEN6_GT_PERF_STATUS
);
877 u32 rp_state_limits
= I915_READ(GEN6_RP_STATE_LIMITS
);
878 u32 rp_state_cap
= I915_READ(GEN6_RP_STATE_CAP
);
880 u32 rpupei
, rpcurup
, rpprevup
;
881 u32 rpdownei
, rpcurdown
, rpprevdown
;
884 /* RPSTAT1 is in the GT power well */
885 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
889 gen6_gt_force_wake_get(dev_priv
);
891 rpstat
= I915_READ(GEN6_RPSTAT1
);
892 rpupei
= I915_READ(GEN6_RP_CUR_UP_EI
);
893 rpcurup
= I915_READ(GEN6_RP_CUR_UP
);
894 rpprevup
= I915_READ(GEN6_RP_PREV_UP
);
895 rpdownei
= I915_READ(GEN6_RP_CUR_DOWN_EI
);
896 rpcurdown
= I915_READ(GEN6_RP_CUR_DOWN
);
897 rpprevdown
= I915_READ(GEN6_RP_PREV_DOWN
);
899 gen6_gt_force_wake_put(dev_priv
);
900 mutex_unlock(&dev
->struct_mutex
);
902 seq_printf(m
, "GT_PERF_STATUS: 0x%08x\n", gt_perf_status
);
903 seq_printf(m
, "RPSTAT1: 0x%08x\n", rpstat
);
904 seq_printf(m
, "Render p-state ratio: %d\n",
905 (gt_perf_status
& 0xff00) >> 8);
906 seq_printf(m
, "Render p-state VID: %d\n",
907 gt_perf_status
& 0xff);
908 seq_printf(m
, "Render p-state limit: %d\n",
909 rp_state_limits
& 0xff);
910 seq_printf(m
, "CAGF: %dMHz\n", ((rpstat
& GEN6_CAGF_MASK
) >>
911 GEN6_CAGF_SHIFT
) * 50);
912 seq_printf(m
, "RP CUR UP EI: %dus\n", rpupei
&
914 seq_printf(m
, "RP CUR UP: %dus\n", rpcurup
&
915 GEN6_CURBSYTAVG_MASK
);
916 seq_printf(m
, "RP PREV UP: %dus\n", rpprevup
&
917 GEN6_CURBSYTAVG_MASK
);
918 seq_printf(m
, "RP CUR DOWN EI: %dus\n", rpdownei
&
920 seq_printf(m
, "RP CUR DOWN: %dus\n", rpcurdown
&
921 GEN6_CURBSYTAVG_MASK
);
922 seq_printf(m
, "RP PREV DOWN: %dus\n", rpprevdown
&
923 GEN6_CURBSYTAVG_MASK
);
925 max_freq
= (rp_state_cap
& 0xff0000) >> 16;
926 seq_printf(m
, "Lowest (RPN) frequency: %dMHz\n",
929 max_freq
= (rp_state_cap
& 0xff00) >> 8;
930 seq_printf(m
, "Nominal (RP1) frequency: %dMHz\n",
933 max_freq
= rp_state_cap
& 0xff;
934 seq_printf(m
, "Max non-overclocked (RP0) frequency: %dMHz\n",
937 seq_printf(m
, "no P-state info available\n");
943 static int i915_delayfreq_table(struct seq_file
*m
, void *unused
)
945 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
946 struct drm_device
*dev
= node
->minor
->dev
;
947 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
951 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
955 for (i
= 0; i
< 16; i
++) {
956 delayfreq
= I915_READ(PXVFREQ_BASE
+ i
* 4);
957 seq_printf(m
, "P%02dVIDFREQ: 0x%08x (VID: %d)\n", i
, delayfreq
,
958 (delayfreq
& PXVFREQ_PX_MASK
) >> PXVFREQ_PX_SHIFT
);
961 mutex_unlock(&dev
->struct_mutex
);
966 static inline int MAP_TO_MV(int map
)
968 return 1250 - (map
* 25);
971 static int i915_inttoext_table(struct seq_file
*m
, void *unused
)
973 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
974 struct drm_device
*dev
= node
->minor
->dev
;
975 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
979 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
983 for (i
= 1; i
<= 32; i
++) {
984 inttoext
= I915_READ(INTTOEXT_BASE_ILK
+ i
* 4);
985 seq_printf(m
, "INTTOEXT%02d: 0x%08x\n", i
, inttoext
);
988 mutex_unlock(&dev
->struct_mutex
);
993 static int ironlake_drpc_info(struct seq_file
*m
)
995 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
996 struct drm_device
*dev
= node
->minor
->dev
;
997 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
998 u32 rgvmodectl
, rstdbyctl
;
1002 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1006 rgvmodectl
= I915_READ(MEMMODECTL
);
1007 rstdbyctl
= I915_READ(RSTDBYCTL
);
1008 crstandvid
= I915_READ16(CRSTANDVID
);
1010 mutex_unlock(&dev
->struct_mutex
);
1012 seq_printf(m
, "HD boost: %s\n", (rgvmodectl
& MEMMODE_BOOST_EN
) ?
1014 seq_printf(m
, "Boost freq: %d\n",
1015 (rgvmodectl
& MEMMODE_BOOST_FREQ_MASK
) >>
1016 MEMMODE_BOOST_FREQ_SHIFT
);
1017 seq_printf(m
, "HW control enabled: %s\n",
1018 rgvmodectl
& MEMMODE_HWIDLE_EN
? "yes" : "no");
1019 seq_printf(m
, "SW control enabled: %s\n",
1020 rgvmodectl
& MEMMODE_SWMODE_EN
? "yes" : "no");
1021 seq_printf(m
, "Gated voltage change: %s\n",
1022 rgvmodectl
& MEMMODE_RCLK_GATE
? "yes" : "no");
1023 seq_printf(m
, "Starting frequency: P%d\n",
1024 (rgvmodectl
& MEMMODE_FSTART_MASK
) >> MEMMODE_FSTART_SHIFT
);
1025 seq_printf(m
, "Max P-state: P%d\n",
1026 (rgvmodectl
& MEMMODE_FMAX_MASK
) >> MEMMODE_FMAX_SHIFT
);
1027 seq_printf(m
, "Min P-state: P%d\n", (rgvmodectl
& MEMMODE_FMIN_MASK
));
1028 seq_printf(m
, "RS1 VID: %d\n", (crstandvid
& 0x3f));
1029 seq_printf(m
, "RS2 VID: %d\n", ((crstandvid
>> 8) & 0x3f));
1030 seq_printf(m
, "Render standby enabled: %s\n",
1031 (rstdbyctl
& RCX_SW_EXIT
) ? "no" : "yes");
1032 seq_printf(m
, "Current RS state: ");
1033 switch (rstdbyctl
& RSX_STATUS_MASK
) {
1035 seq_printf(m
, "on\n");
1037 case RSX_STATUS_RC1
:
1038 seq_printf(m
, "RC1\n");
1040 case RSX_STATUS_RC1E
:
1041 seq_printf(m
, "RC1E\n");
1043 case RSX_STATUS_RS1
:
1044 seq_printf(m
, "RS1\n");
1046 case RSX_STATUS_RS2
:
1047 seq_printf(m
, "RS2 (RC6)\n");
1049 case RSX_STATUS_RS3
:
1050 seq_printf(m
, "RC3 (RC6+)\n");
1053 seq_printf(m
, "unknown\n");
1060 static int gen6_drpc_info(struct seq_file
*m
)
1063 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1064 struct drm_device
*dev
= node
->minor
->dev
;
1065 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1066 u32 rpmodectl1
, gt_core_status
, rcctl1
;
1067 unsigned forcewake_count
;
1071 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1075 spin_lock_irq(&dev_priv
->gt_lock
);
1076 forcewake_count
= dev_priv
->forcewake_count
;
1077 spin_unlock_irq(&dev_priv
->gt_lock
);
1079 if (forcewake_count
) {
1080 seq_printf(m
, "RC information inaccurate because somebody "
1081 "holds a forcewake reference \n");
1083 /* NB: we cannot use forcewake, else we read the wrong values */
1084 while (count
++ < 50 && (I915_READ_NOTRACE(FORCEWAKE_ACK
) & 1))
1086 seq_printf(m
, "RC information accurate: %s\n", yesno(count
< 51));
1089 gt_core_status
= readl(dev_priv
->regs
+ GEN6_GT_CORE_STATUS
);
1090 trace_i915_reg_rw(false, GEN6_GT_CORE_STATUS
, gt_core_status
, 4);
1092 rpmodectl1
= I915_READ(GEN6_RP_CONTROL
);
1093 rcctl1
= I915_READ(GEN6_RC_CONTROL
);
1094 mutex_unlock(&dev
->struct_mutex
);
1096 seq_printf(m
, "Video Turbo Mode: %s\n",
1097 yesno(rpmodectl1
& GEN6_RP_MEDIA_TURBO
));
1098 seq_printf(m
, "HW control enabled: %s\n",
1099 yesno(rpmodectl1
& GEN6_RP_ENABLE
));
1100 seq_printf(m
, "SW control enabled: %s\n",
1101 yesno((rpmodectl1
& GEN6_RP_MEDIA_MODE_MASK
) ==
1102 GEN6_RP_MEDIA_SW_MODE
));
1103 seq_printf(m
, "RC1e Enabled: %s\n",
1104 yesno(rcctl1
& GEN6_RC_CTL_RC1e_ENABLE
));
1105 seq_printf(m
, "RC6 Enabled: %s\n",
1106 yesno(rcctl1
& GEN6_RC_CTL_RC6_ENABLE
));
1107 seq_printf(m
, "Deep RC6 Enabled: %s\n",
1108 yesno(rcctl1
& GEN6_RC_CTL_RC6p_ENABLE
));
1109 seq_printf(m
, "Deepest RC6 Enabled: %s\n",
1110 yesno(rcctl1
& GEN6_RC_CTL_RC6pp_ENABLE
));
1111 seq_printf(m
, "Current RC state: ");
1112 switch (gt_core_status
& GEN6_RCn_MASK
) {
1114 if (gt_core_status
& GEN6_CORE_CPD_STATE_MASK
)
1115 seq_printf(m
, "Core Power Down\n");
1117 seq_printf(m
, "on\n");
1120 seq_printf(m
, "RC3\n");
1123 seq_printf(m
, "RC6\n");
1126 seq_printf(m
, "RC7\n");
1129 seq_printf(m
, "Unknown\n");
1133 seq_printf(m
, "Core Power Down: %s\n",
1134 yesno(gt_core_status
& GEN6_CORE_CPD_STATE_MASK
));
1136 /* Not exactly sure what this is */
1137 seq_printf(m
, "RC6 \"Locked to RPn\" residency since boot: %u\n",
1138 I915_READ(GEN6_GT_GFX_RC6_LOCKED
));
1139 seq_printf(m
, "RC6 residency since boot: %u\n",
1140 I915_READ(GEN6_GT_GFX_RC6
));
1141 seq_printf(m
, "RC6+ residency since boot: %u\n",
1142 I915_READ(GEN6_GT_GFX_RC6p
));
1143 seq_printf(m
, "RC6++ residency since boot: %u\n",
1144 I915_READ(GEN6_GT_GFX_RC6pp
));
1149 static int i915_drpc_info(struct seq_file
*m
, void *unused
)
1151 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1152 struct drm_device
*dev
= node
->minor
->dev
;
1154 if (IS_GEN6(dev
) || IS_GEN7(dev
))
1155 return gen6_drpc_info(m
);
1157 return ironlake_drpc_info(m
);
1160 static int i915_fbc_status(struct seq_file
*m
, void *unused
)
1162 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1163 struct drm_device
*dev
= node
->minor
->dev
;
1164 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1166 if (!I915_HAS_FBC(dev
)) {
1167 seq_printf(m
, "FBC unsupported on this chipset\n");
1171 if (intel_fbc_enabled(dev
)) {
1172 seq_printf(m
, "FBC enabled\n");
1174 seq_printf(m
, "FBC disabled: ");
1175 switch (dev_priv
->no_fbc_reason
) {
1177 seq_printf(m
, "no outputs");
1179 case FBC_STOLEN_TOO_SMALL
:
1180 seq_printf(m
, "not enough stolen memory");
1182 case FBC_UNSUPPORTED_MODE
:
1183 seq_printf(m
, "mode not supported");
1185 case FBC_MODE_TOO_LARGE
:
1186 seq_printf(m
, "mode too large");
1189 seq_printf(m
, "FBC unsupported on plane");
1192 seq_printf(m
, "scanout buffer not tiled");
1194 case FBC_MULTIPLE_PIPES
:
1195 seq_printf(m
, "multiple pipes are enabled");
1197 case FBC_MODULE_PARAM
:
1198 seq_printf(m
, "disabled per module param (default off)");
1201 seq_printf(m
, "unknown reason");
1203 seq_printf(m
, "\n");
1208 static int i915_sr_status(struct seq_file
*m
, void *unused
)
1210 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1211 struct drm_device
*dev
= node
->minor
->dev
;
1212 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1213 bool sr_enabled
= false;
1215 if (HAS_PCH_SPLIT(dev
))
1216 sr_enabled
= I915_READ(WM1_LP_ILK
) & WM1_LP_SR_EN
;
1217 else if (IS_CRESTLINE(dev
) || IS_I945G(dev
) || IS_I945GM(dev
))
1218 sr_enabled
= I915_READ(FW_BLC_SELF
) & FW_BLC_SELF_EN
;
1219 else if (IS_I915GM(dev
))
1220 sr_enabled
= I915_READ(INSTPM
) & INSTPM_SELF_EN
;
1221 else if (IS_PINEVIEW(dev
))
1222 sr_enabled
= I915_READ(DSPFW3
) & PINEVIEW_SELF_REFRESH_EN
;
1224 seq_printf(m
, "self-refresh: %s\n",
1225 sr_enabled
? "enabled" : "disabled");
1230 static int i915_emon_status(struct seq_file
*m
, void *unused
)
1232 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1233 struct drm_device
*dev
= node
->minor
->dev
;
1234 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1235 unsigned long temp
, chipset
, gfx
;
1241 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1245 temp
= i915_mch_val(dev_priv
);
1246 chipset
= i915_chipset_val(dev_priv
);
1247 gfx
= i915_gfx_val(dev_priv
);
1248 mutex_unlock(&dev
->struct_mutex
);
1250 seq_printf(m
, "GMCH temp: %ld\n", temp
);
1251 seq_printf(m
, "Chipset power: %ld\n", chipset
);
1252 seq_printf(m
, "GFX power: %ld\n", gfx
);
1253 seq_printf(m
, "Total power: %ld\n", chipset
+ gfx
);
1258 static int i915_ring_freq_table(struct seq_file
*m
, void *unused
)
1260 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1261 struct drm_device
*dev
= node
->minor
->dev
;
1262 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1264 int gpu_freq
, ia_freq
;
1266 if (!(IS_GEN6(dev
) || IS_GEN7(dev
))) {
1267 seq_printf(m
, "unsupported on this chipset\n");
1271 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1275 seq_printf(m
, "GPU freq (MHz)\tEffective CPU freq (MHz)\n");
1277 for (gpu_freq
= dev_priv
->rps
.min_delay
;
1278 gpu_freq
<= dev_priv
->rps
.max_delay
;
1280 I915_WRITE(GEN6_PCODE_DATA
, gpu_freq
);
1281 I915_WRITE(GEN6_PCODE_MAILBOX
, GEN6_PCODE_READY
|
1282 GEN6_PCODE_READ_MIN_FREQ_TABLE
);
1283 if (wait_for((I915_READ(GEN6_PCODE_MAILBOX
) &
1284 GEN6_PCODE_READY
) == 0, 10)) {
1285 DRM_ERROR("pcode read of freq table timed out\n");
1288 ia_freq
= I915_READ(GEN6_PCODE_DATA
);
1289 seq_printf(m
, "%d\t\t%d\n", gpu_freq
* 50, ia_freq
* 100);
1292 mutex_unlock(&dev
->struct_mutex
);
1297 static int i915_gfxec(struct seq_file
*m
, void *unused
)
1299 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1300 struct drm_device
*dev
= node
->minor
->dev
;
1301 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1304 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1308 seq_printf(m
, "GFXEC: %ld\n", (unsigned long)I915_READ(0x112f4));
1310 mutex_unlock(&dev
->struct_mutex
);
1315 static int i915_opregion(struct seq_file
*m
, void *unused
)
1317 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1318 struct drm_device
*dev
= node
->minor
->dev
;
1319 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1320 struct intel_opregion
*opregion
= &dev_priv
->opregion
;
1321 void *data
= kmalloc(OPREGION_SIZE
, GFP_KERNEL
);
1327 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1331 if (opregion
->header
) {
1332 memcpy_fromio(data
, opregion
->header
, OPREGION_SIZE
);
1333 seq_write(m
, data
, OPREGION_SIZE
);
1336 mutex_unlock(&dev
->struct_mutex
);
1343 static int i915_gem_framebuffer_info(struct seq_file
*m
, void *data
)
1345 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1346 struct drm_device
*dev
= node
->minor
->dev
;
1347 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1348 struct intel_fbdev
*ifbdev
;
1349 struct intel_framebuffer
*fb
;
1352 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1356 ifbdev
= dev_priv
->fbdev
;
1357 fb
= to_intel_framebuffer(ifbdev
->helper
.fb
);
1359 seq_printf(m
, "fbcon size: %d x %d, depth %d, %d bpp, obj ",
1363 fb
->base
.bits_per_pixel
);
1364 describe_obj(m
, fb
->obj
);
1365 seq_printf(m
, "\n");
1367 list_for_each_entry(fb
, &dev
->mode_config
.fb_list
, base
.head
) {
1368 if (&fb
->base
== ifbdev
->helper
.fb
)
1371 seq_printf(m
, "user size: %d x %d, depth %d, %d bpp, obj ",
1375 fb
->base
.bits_per_pixel
);
1376 describe_obj(m
, fb
->obj
);
1377 seq_printf(m
, "\n");
1380 mutex_unlock(&dev
->mode_config
.mutex
);
1385 static int i915_context_status(struct seq_file
*m
, void *unused
)
1387 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1388 struct drm_device
*dev
= node
->minor
->dev
;
1389 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1392 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1396 if (dev_priv
->pwrctx
) {
1397 seq_printf(m
, "power context ");
1398 describe_obj(m
, dev_priv
->pwrctx
);
1399 seq_printf(m
, "\n");
1402 if (dev_priv
->renderctx
) {
1403 seq_printf(m
, "render context ");
1404 describe_obj(m
, dev_priv
->renderctx
);
1405 seq_printf(m
, "\n");
1408 mutex_unlock(&dev
->mode_config
.mutex
);
1413 static int i915_gen6_forcewake_count_info(struct seq_file
*m
, void *data
)
1415 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1416 struct drm_device
*dev
= node
->minor
->dev
;
1417 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1418 unsigned forcewake_count
;
1420 spin_lock_irq(&dev_priv
->gt_lock
);
1421 forcewake_count
= dev_priv
->forcewake_count
;
1422 spin_unlock_irq(&dev_priv
->gt_lock
);
1424 seq_printf(m
, "forcewake count = %u\n", forcewake_count
);
1429 static const char *swizzle_string(unsigned swizzle
)
1432 case I915_BIT_6_SWIZZLE_NONE
:
1434 case I915_BIT_6_SWIZZLE_9
:
1436 case I915_BIT_6_SWIZZLE_9_10
:
1437 return "bit9/bit10";
1438 case I915_BIT_6_SWIZZLE_9_11
:
1439 return "bit9/bit11";
1440 case I915_BIT_6_SWIZZLE_9_10_11
:
1441 return "bit9/bit10/bit11";
1442 case I915_BIT_6_SWIZZLE_9_17
:
1443 return "bit9/bit17";
1444 case I915_BIT_6_SWIZZLE_9_10_17
:
1445 return "bit9/bit10/bit17";
1446 case I915_BIT_6_SWIZZLE_UNKNOWN
:
1453 static int i915_swizzle_info(struct seq_file
*m
, void *data
)
1455 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1456 struct drm_device
*dev
= node
->minor
->dev
;
1457 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1460 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1464 seq_printf(m
, "bit6 swizzle for X-tiling = %s\n",
1465 swizzle_string(dev_priv
->mm
.bit_6_swizzle_x
));
1466 seq_printf(m
, "bit6 swizzle for Y-tiling = %s\n",
1467 swizzle_string(dev_priv
->mm
.bit_6_swizzle_y
));
1469 if (IS_GEN3(dev
) || IS_GEN4(dev
)) {
1470 seq_printf(m
, "DDC = 0x%08x\n",
1472 seq_printf(m
, "C0DRB3 = 0x%04x\n",
1473 I915_READ16(C0DRB3
));
1474 seq_printf(m
, "C1DRB3 = 0x%04x\n",
1475 I915_READ16(C1DRB3
));
1476 } else if (IS_GEN6(dev
) || IS_GEN7(dev
)) {
1477 seq_printf(m
, "MAD_DIMM_C0 = 0x%08x\n",
1478 I915_READ(MAD_DIMM_C0
));
1479 seq_printf(m
, "MAD_DIMM_C1 = 0x%08x\n",
1480 I915_READ(MAD_DIMM_C1
));
1481 seq_printf(m
, "MAD_DIMM_C2 = 0x%08x\n",
1482 I915_READ(MAD_DIMM_C2
));
1483 seq_printf(m
, "TILECTL = 0x%08x\n",
1484 I915_READ(TILECTL
));
1485 seq_printf(m
, "ARB_MODE = 0x%08x\n",
1486 I915_READ(ARB_MODE
));
1487 seq_printf(m
, "DISP_ARB_CTL = 0x%08x\n",
1488 I915_READ(DISP_ARB_CTL
));
1490 mutex_unlock(&dev
->struct_mutex
);
1495 static int i915_ppgtt_info(struct seq_file
*m
, void *data
)
1497 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1498 struct drm_device
*dev
= node
->minor
->dev
;
1499 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1500 struct intel_ring_buffer
*ring
;
1504 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1507 if (INTEL_INFO(dev
)->gen
== 6)
1508 seq_printf(m
, "GFX_MODE: 0x%08x\n", I915_READ(GFX_MODE
));
1510 for (i
= 0; i
< I915_NUM_RINGS
; i
++) {
1511 ring
= &dev_priv
->ring
[i
];
1513 seq_printf(m
, "%s\n", ring
->name
);
1514 if (INTEL_INFO(dev
)->gen
== 7)
1515 seq_printf(m
, "GFX_MODE: 0x%08x\n", I915_READ(RING_MODE_GEN7(ring
)));
1516 seq_printf(m
, "PP_DIR_BASE: 0x%08x\n", I915_READ(RING_PP_DIR_BASE(ring
)));
1517 seq_printf(m
, "PP_DIR_BASE_READ: 0x%08x\n", I915_READ(RING_PP_DIR_BASE_READ(ring
)));
1518 seq_printf(m
, "PP_DIR_DCLV: 0x%08x\n", I915_READ(RING_PP_DIR_DCLV(ring
)));
1520 if (dev_priv
->mm
.aliasing_ppgtt
) {
1521 struct i915_hw_ppgtt
*ppgtt
= dev_priv
->mm
.aliasing_ppgtt
;
1523 seq_printf(m
, "aliasing PPGTT:\n");
1524 seq_printf(m
, "pd gtt offset: 0x%08x\n", ppgtt
->pd_offset
);
1526 seq_printf(m
, "ECOCHK: 0x%08x\n", I915_READ(GAM_ECOCHK
));
1527 mutex_unlock(&dev
->struct_mutex
);
1532 static int i915_dpio_info(struct seq_file
*m
, void *data
)
1534 struct drm_info_node
*node
= (struct drm_info_node
*) m
->private;
1535 struct drm_device
*dev
= node
->minor
->dev
;
1536 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1540 if (!IS_VALLEYVIEW(dev
)) {
1541 seq_printf(m
, "unsupported\n");
1545 ret
= mutex_lock_interruptible(&dev
->mode_config
.mutex
);
1549 seq_printf(m
, "DPIO_CTL: 0x%08x\n", I915_READ(DPIO_CTL
));
1551 seq_printf(m
, "DPIO_DIV_A: 0x%08x\n",
1552 intel_dpio_read(dev_priv
, _DPIO_DIV_A
));
1553 seq_printf(m
, "DPIO_DIV_B: 0x%08x\n",
1554 intel_dpio_read(dev_priv
, _DPIO_DIV_B
));
1556 seq_printf(m
, "DPIO_REFSFR_A: 0x%08x\n",
1557 intel_dpio_read(dev_priv
, _DPIO_REFSFR_A
));
1558 seq_printf(m
, "DPIO_REFSFR_B: 0x%08x\n",
1559 intel_dpio_read(dev_priv
, _DPIO_REFSFR_B
));
1561 seq_printf(m
, "DPIO_CORE_CLK_A: 0x%08x\n",
1562 intel_dpio_read(dev_priv
, _DPIO_CORE_CLK_A
));
1563 seq_printf(m
, "DPIO_CORE_CLK_B: 0x%08x\n",
1564 intel_dpio_read(dev_priv
, _DPIO_CORE_CLK_B
));
1566 seq_printf(m
, "DPIO_LFP_COEFF_A: 0x%08x\n",
1567 intel_dpio_read(dev_priv
, _DPIO_LFP_COEFF_A
));
1568 seq_printf(m
, "DPIO_LFP_COEFF_B: 0x%08x\n",
1569 intel_dpio_read(dev_priv
, _DPIO_LFP_COEFF_B
));
1571 seq_printf(m
, "DPIO_FASTCLK_DISABLE: 0x%08x\n",
1572 intel_dpio_read(dev_priv
, DPIO_FASTCLK_DISABLE
));
1574 mutex_unlock(&dev
->mode_config
.mutex
);
1580 i915_wedged_read(struct file
*filp
,
1585 struct drm_device
*dev
= filp
->private_data
;
1586 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1590 len
= snprintf(buf
, sizeof(buf
),
1592 atomic_read(&dev_priv
->mm
.wedged
));
1594 if (len
> sizeof(buf
))
1597 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1601 i915_wedged_write(struct file
*filp
,
1602 const char __user
*ubuf
,
1606 struct drm_device
*dev
= filp
->private_data
;
1611 if (cnt
> sizeof(buf
) - 1)
1614 if (copy_from_user(buf
, ubuf
, cnt
))
1618 val
= simple_strtoul(buf
, NULL
, 0);
1621 DRM_INFO("Manually setting wedged to %d\n", val
);
1622 i915_handle_error(dev
, val
);
1627 static const struct file_operations i915_wedged_fops
= {
1628 .owner
= THIS_MODULE
,
1629 .open
= simple_open
,
1630 .read
= i915_wedged_read
,
1631 .write
= i915_wedged_write
,
1632 .llseek
= default_llseek
,
1636 i915_ring_stop_read(struct file
*filp
,
1641 struct drm_device
*dev
= filp
->private_data
;
1642 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1646 len
= snprintf(buf
, sizeof(buf
),
1647 "0x%08x\n", dev_priv
->stop_rings
);
1649 if (len
> sizeof(buf
))
1652 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1656 i915_ring_stop_write(struct file
*filp
,
1657 const char __user
*ubuf
,
1661 struct drm_device
*dev
= filp
->private_data
;
1662 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1667 if (cnt
> sizeof(buf
) - 1)
1670 if (copy_from_user(buf
, ubuf
, cnt
))
1674 val
= simple_strtoul(buf
, NULL
, 0);
1677 DRM_DEBUG_DRIVER("Stopping rings 0x%08x\n", val
);
1679 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1683 dev_priv
->stop_rings
= val
;
1684 mutex_unlock(&dev
->struct_mutex
);
1689 static const struct file_operations i915_ring_stop_fops
= {
1690 .owner
= THIS_MODULE
,
1691 .open
= simple_open
,
1692 .read
= i915_ring_stop_read
,
1693 .write
= i915_ring_stop_write
,
1694 .llseek
= default_llseek
,
1698 i915_max_freq_read(struct file
*filp
,
1703 struct drm_device
*dev
= filp
->private_data
;
1704 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1708 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1711 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1715 len
= snprintf(buf
, sizeof(buf
),
1716 "max freq: %d\n", dev_priv
->rps
.max_delay
* 50);
1717 mutex_unlock(&dev
->struct_mutex
);
1719 if (len
> sizeof(buf
))
1722 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1726 i915_max_freq_write(struct file
*filp
,
1727 const char __user
*ubuf
,
1731 struct drm_device
*dev
= filp
->private_data
;
1732 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1736 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1740 if (cnt
> sizeof(buf
) - 1)
1743 if (copy_from_user(buf
, ubuf
, cnt
))
1747 val
= simple_strtoul(buf
, NULL
, 0);
1750 DRM_DEBUG_DRIVER("Manually setting max freq to %d\n", val
);
1752 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1757 * Turbo will still be enabled, but won't go above the set value.
1759 dev_priv
->rps
.max_delay
= val
/ 50;
1761 gen6_set_rps(dev
, val
/ 50);
1762 mutex_unlock(&dev
->struct_mutex
);
1767 static const struct file_operations i915_max_freq_fops
= {
1768 .owner
= THIS_MODULE
,
1769 .open
= simple_open
,
1770 .read
= i915_max_freq_read
,
1771 .write
= i915_max_freq_write
,
1772 .llseek
= default_llseek
,
1776 i915_min_freq_read(struct file
*filp
, char __user
*ubuf
, size_t max
,
1779 struct drm_device
*dev
= filp
->private_data
;
1780 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1784 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1787 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1791 len
= snprintf(buf
, sizeof(buf
),
1792 "min freq: %d\n", dev_priv
->rps
.min_delay
* 50);
1793 mutex_unlock(&dev
->struct_mutex
);
1795 if (len
> sizeof(buf
))
1798 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1802 i915_min_freq_write(struct file
*filp
, const char __user
*ubuf
, size_t cnt
,
1805 struct drm_device
*dev
= filp
->private_data
;
1806 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1810 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1814 if (cnt
> sizeof(buf
) - 1)
1817 if (copy_from_user(buf
, ubuf
, cnt
))
1821 val
= simple_strtoul(buf
, NULL
, 0);
1824 DRM_DEBUG_DRIVER("Manually setting min freq to %d\n", val
);
1826 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1831 * Turbo will still be enabled, but won't go below the set value.
1833 dev_priv
->rps
.min_delay
= val
/ 50;
1835 gen6_set_rps(dev
, val
/ 50);
1836 mutex_unlock(&dev
->struct_mutex
);
1841 static const struct file_operations i915_min_freq_fops
= {
1842 .owner
= THIS_MODULE
,
1843 .open
= simple_open
,
1844 .read
= i915_min_freq_read
,
1845 .write
= i915_min_freq_write
,
1846 .llseek
= default_llseek
,
1850 i915_cache_sharing_read(struct file
*filp
,
1855 struct drm_device
*dev
= filp
->private_data
;
1856 drm_i915_private_t
*dev_priv
= dev
->dev_private
;
1861 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1864 ret
= mutex_lock_interruptible(&dev
->struct_mutex
);
1868 snpcr
= I915_READ(GEN6_MBCUNIT_SNPCR
);
1869 mutex_unlock(&dev_priv
->dev
->struct_mutex
);
1871 len
= snprintf(buf
, sizeof(buf
),
1872 "%d\n", (snpcr
& GEN6_MBC_SNPCR_MASK
) >>
1873 GEN6_MBC_SNPCR_SHIFT
);
1875 if (len
> sizeof(buf
))
1878 return simple_read_from_buffer(ubuf
, max
, ppos
, buf
, len
);
1882 i915_cache_sharing_write(struct file
*filp
,
1883 const char __user
*ubuf
,
1887 struct drm_device
*dev
= filp
->private_data
;
1888 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1893 if (!(IS_GEN6(dev
) || IS_GEN7(dev
)))
1897 if (cnt
> sizeof(buf
) - 1)
1900 if (copy_from_user(buf
, ubuf
, cnt
))
1904 val
= simple_strtoul(buf
, NULL
, 0);
1907 if (val
< 0 || val
> 3)
1910 DRM_DEBUG_DRIVER("Manually setting uncore sharing to %d\n", val
);
1912 /* Update the cache sharing policy here as well */
1913 snpcr
= I915_READ(GEN6_MBCUNIT_SNPCR
);
1914 snpcr
&= ~GEN6_MBC_SNPCR_MASK
;
1915 snpcr
|= (val
<< GEN6_MBC_SNPCR_SHIFT
);
1916 I915_WRITE(GEN6_MBCUNIT_SNPCR
, snpcr
);
1921 static const struct file_operations i915_cache_sharing_fops
= {
1922 .owner
= THIS_MODULE
,
1923 .open
= simple_open
,
1924 .read
= i915_cache_sharing_read
,
1925 .write
= i915_cache_sharing_write
,
1926 .llseek
= default_llseek
,
1929 /* As the drm_debugfs_init() routines are called before dev->dev_private is
1930 * allocated we need to hook into the minor for release. */
1932 drm_add_fake_info_node(struct drm_minor
*minor
,
1936 struct drm_info_node
*node
;
1938 node
= kmalloc(sizeof(struct drm_info_node
), GFP_KERNEL
);
1940 debugfs_remove(ent
);
1944 node
->minor
= minor
;
1946 node
->info_ent
= (void *) key
;
1948 mutex_lock(&minor
->debugfs_lock
);
1949 list_add(&node
->list
, &minor
->debugfs_list
);
1950 mutex_unlock(&minor
->debugfs_lock
);
1955 static int i915_forcewake_open(struct inode
*inode
, struct file
*file
)
1957 struct drm_device
*dev
= inode
->i_private
;
1958 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1960 if (INTEL_INFO(dev
)->gen
< 6)
1963 gen6_gt_force_wake_get(dev_priv
);
1968 static int i915_forcewake_release(struct inode
*inode
, struct file
*file
)
1970 struct drm_device
*dev
= inode
->i_private
;
1971 struct drm_i915_private
*dev_priv
= dev
->dev_private
;
1973 if (INTEL_INFO(dev
)->gen
< 6)
1976 gen6_gt_force_wake_put(dev_priv
);
1981 static const struct file_operations i915_forcewake_fops
= {
1982 .owner
= THIS_MODULE
,
1983 .open
= i915_forcewake_open
,
1984 .release
= i915_forcewake_release
,
1987 static int i915_forcewake_create(struct dentry
*root
, struct drm_minor
*minor
)
1989 struct drm_device
*dev
= minor
->dev
;
1992 ent
= debugfs_create_file("i915_forcewake_user",
1995 &i915_forcewake_fops
);
1997 return PTR_ERR(ent
);
1999 return drm_add_fake_info_node(minor
, ent
, &i915_forcewake_fops
);
2002 static int i915_debugfs_create(struct dentry
*root
,
2003 struct drm_minor
*minor
,
2005 const struct file_operations
*fops
)
2007 struct drm_device
*dev
= minor
->dev
;
2010 ent
= debugfs_create_file(name
,
2015 return PTR_ERR(ent
);
2017 return drm_add_fake_info_node(minor
, ent
, fops
);
2020 static struct drm_info_list i915_debugfs_list
[] = {
2021 {"i915_capabilities", i915_capabilities
, 0},
2022 {"i915_gem_objects", i915_gem_object_info
, 0},
2023 {"i915_gem_gtt", i915_gem_gtt_info
, 0},
2024 {"i915_gem_pinned", i915_gem_gtt_info
, 0, (void *) PINNED_LIST
},
2025 {"i915_gem_active", i915_gem_object_list_info
, 0, (void *) ACTIVE_LIST
},
2026 {"i915_gem_inactive", i915_gem_object_list_info
, 0, (void *) INACTIVE_LIST
},
2027 {"i915_gem_pageflip", i915_gem_pageflip_info
, 0},
2028 {"i915_gem_request", i915_gem_request_info
, 0},
2029 {"i915_gem_seqno", i915_gem_seqno_info
, 0},
2030 {"i915_gem_fence_regs", i915_gem_fence_regs_info
, 0},
2031 {"i915_gem_interrupt", i915_interrupt_info
, 0},
2032 {"i915_gem_hws", i915_hws_info
, 0, (void *)RCS
},
2033 {"i915_gem_hws_blt", i915_hws_info
, 0, (void *)BCS
},
2034 {"i915_gem_hws_bsd", i915_hws_info
, 0, (void *)VCS
},
2035 {"i915_rstdby_delays", i915_rstdby_delays
, 0},
2036 {"i915_cur_delayinfo", i915_cur_delayinfo
, 0},
2037 {"i915_delayfreq_table", i915_delayfreq_table
, 0},
2038 {"i915_inttoext_table", i915_inttoext_table
, 0},
2039 {"i915_drpc_info", i915_drpc_info
, 0},
2040 {"i915_emon_status", i915_emon_status
, 0},
2041 {"i915_ring_freq_table", i915_ring_freq_table
, 0},
2042 {"i915_gfxec", i915_gfxec
, 0},
2043 {"i915_fbc_status", i915_fbc_status
, 0},
2044 {"i915_sr_status", i915_sr_status
, 0},
2045 {"i915_opregion", i915_opregion
, 0},
2046 {"i915_gem_framebuffer", i915_gem_framebuffer_info
, 0},
2047 {"i915_context_status", i915_context_status
, 0},
2048 {"i915_gen6_forcewake_count", i915_gen6_forcewake_count_info
, 0},
2049 {"i915_swizzle_info", i915_swizzle_info
, 0},
2050 {"i915_ppgtt_info", i915_ppgtt_info
, 0},
2051 {"i915_dpio", i915_dpio_info
, 0},
2053 #define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)
2055 int i915_debugfs_init(struct drm_minor
*minor
)
2059 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2065 ret
= i915_forcewake_create(minor
->debugfs_root
, minor
);
2069 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2071 &i915_max_freq_fops
);
2075 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2077 &i915_min_freq_fops
);
2081 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2082 "i915_cache_sharing",
2083 &i915_cache_sharing_fops
);
2087 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2089 &i915_ring_stop_fops
);
2093 ret
= i915_debugfs_create(minor
->debugfs_root
, minor
,
2095 &i915_error_state_fops
);
2099 return drm_debugfs_create_files(i915_debugfs_list
,
2100 I915_DEBUGFS_ENTRIES
,
2101 minor
->debugfs_root
, minor
);
2104 void i915_debugfs_cleanup(struct drm_minor
*minor
)
2106 drm_debugfs_remove_files(i915_debugfs_list
,
2107 I915_DEBUGFS_ENTRIES
, minor
);
2108 drm_debugfs_remove_files((struct drm_info_list
*) &i915_forcewake_fops
,
2110 drm_debugfs_remove_files((struct drm_info_list
*) &i915_wedged_fops
,
2112 drm_debugfs_remove_files((struct drm_info_list
*) &i915_max_freq_fops
,
2114 drm_debugfs_remove_files((struct drm_info_list
*) &i915_min_freq_fops
,
2116 drm_debugfs_remove_files((struct drm_info_list
*) &i915_cache_sharing_fops
,
2118 drm_debugfs_remove_files((struct drm_info_list
*) &i915_ring_stop_fops
,
2120 drm_debugfs_remove_files((struct drm_info_list
*) &i915_error_state_fops
,
2124 #endif /* CONFIG_DEBUG_FS */